/* roulang page: index */
:root{
  --ink-900:#0A0C0F;
  --ink-800:#101319;
  --ink-700:#171B22;
  --ink-600:#1E232B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.18);
  --line-red:rgba(200,16,46,.45);
  --red:#C8102E;
  --red-hi:#E11D3C;
  --red-down:#A50D26;
  --red-glow:rgba(200,16,46,.35);
  --paper:#F4F1EC;
  --paper-block:#F4F1EC;
  --muted:#9AA0AB;
  --dim:#6B7280;
  --teal:#2FD3C0;
  --radius-lg:20px;
  --radius:14px;
  --radius-sm:10px;
  --shadow:inset 0 1px 0 rgba(255,255,255,.04), 0 10px 28px rgba(0,0,0,.45);
  --shadow-hi:inset 0 1px 0 rgba(255,255,255,.06), 0 18px 40px rgba(0,0,0,.55);
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:180ms;
  --container:1240px;
  --font:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Barlow Condensed","Oswald",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.8;
  color:var(--paper);
  background:var(--ink-900);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--red-hi);outline-offset:3px;border-radius:6px}
::selection{background:var(--red);color:#fff}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 32px;
}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section--paper{background:var(--paper-block);color:#14161A}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:30px;
  flex-wrap:wrap;
}
.section-title{
  font-size:clamp(22px,2.4vw,32px);
  font-weight:700;
  line-height:1.25;
  letter-spacing:-.01em;
  display:flex;
  align-items:center;
  gap:12px;
}
.section-title::before{
  content:"";
  width:4px;height:20px;border-radius:2px;
  background:var(--red);
  flex:none;
}
.section--paper .section-title{color:#14161A}
.section-desc{
  font-size:15px;
  line-height:1.7;
  color:var(--muted);
  max-width:640px;
  margin-top:10px;
}
.section--paper .section-desc{color:#4B5158}
.more-link{
  font-size:15px;
  font-weight:600;
  color:var(--paper);
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 4px;
  min-height:44px;
  transition:color var(--t) var(--ease);
}
.more-link span{transition:transform var(--t) var(--ease)}
.more-link:hover{color:var(--red-hi)}
.more-link:hover span{transform:translateX(4px)}
.section--paper .more-link{color:#14161A}
.section--paper .more-link:hover{color:var(--red)}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 24px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  letter-spacing:.01em;
  white-space:nowrap;
  transition:background var(--t) var(--ease),color var(--t) var(--ease),border-color var(--t) var(--ease),transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 8px 24px rgba(200,16,46,.28)}
.btn-primary:hover{background:var(--red-hi);transform:translateY(-1px);box-shadow:0 12px 30px var(--red-glow)}
.btn-primary:active{background:var(--red-down);transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--paper);border:1px solid rgba(255,255,255,.3)}
.btn-ghost:hover{border-color:rgba(255,255,255,.6);background:rgba(255,255,255,.06);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0);background:rgba(255,255,255,.02)}
.btn:disabled,.btn[disabled]{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

/* ===== 徽章 ===== */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:24px;
  padding:0 10px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.04em;
  line-height:1;
  white-space:nowrap;
}
.badge-red{background:var(--red);color:#fff}
.badge-teal{background:transparent;border:1px solid var(--teal);color:var(--teal)}
.badge-soft{background:rgba(255,255,255,.1);color:var(--paper)}
.section--paper .badge-soft{background:rgba(20,22,26,.08);color:#14161A}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(10,12,15,.92);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  transition:box-shadow var(--t) var(--ease),background var(--t) var(--ease);
}
.site-header.is-stuck{box-shadow:0 12px 30px rgba(0,0,0,.5);background:rgba(10,12,15,.96)}
.nav-shell{padding:14px 0 10px}
.nav-top{
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  align-items:center;
  gap:24px;
}
.logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:20px;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--paper);
  min-height:44px;
}
.logo-mark{
  width:28px;height:28px;
  border-radius:8px;
  background:var(--red);
  display:grid;place-items:center;
  flex:none;
  box-shadow:0 6px 16px rgba(200,16,46,.4);
}
.logo-mark svg{width:17px;height:17px;display:block}
.logo-text b{font-weight:800}
.logo-text i{font-style:normal;color:var(--muted);font-weight:600;font-size:14px;margin-left:6px}
.search-form{
  position:relative;
  display:flex;
  align-items:center;
  height:44px;
  min-width:0;
  max-width:560px;
  width:100%;
  margin:0 auto;
  background:var(--ink-700);
  border:1px solid var(--line);
  border-radius:999px;
  transition:border-color var(--t) var(--ease),box-shadow var(--t) var(--ease),background var(--t) var(--ease);
}
.search-form:hover{border-color:rgba(255,255,255,.18)}
.search-form:focus-within{border-color:var(--red);box-shadow:0 0 0 3px var(--red-glow)}
.search-icon{
  position:absolute;left:16px;top:50%;transform:translateY(-50%);
  width:18px;height:18px;color:var(--muted);pointer-events:none;
}
.search-form input{
  flex:1;min-width:0;height:100%;
  background:transparent;border:0;outline:0;
  padding:0 8px 0 44px;
  font-size:14px;color:var(--paper);
  border-radius:999px;
}
.search-form input::placeholder{color:var(--dim)}
.search-form button{
  height:34px;padding:0 18px;margin-right:5px;
  border-radius:999px;background:var(--red);color:#fff;
  font-size:13px;font-weight:600;flex:none;
  transition:background var(--t) var(--ease);
}
.search-form button:hover{background:var(--red-hi)}
.menu-toggle{
  width:44px;height:44px;
  border-radius:999px;
  border:1px solid var(--line);
  display:grid;place-items:center;
  color:var(--paper);
  transition:border-color var(--t) var(--ease),background var(--t) var(--ease);
}
.menu-toggle:hover{border-color:var(--line-red);background:rgba(200,16,46,.12)}
.chip-row{
  display:flex;
  align-items:center;
  gap:10px;
  margin-top:12px;
  overflow-x:auto;
  scrollbar-width:none;
  padding-bottom:2px;
  -webkit-overflow-scrolling:touch;
}
.chip-row::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;
  align-items:center;
  height:34px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid var(--line-strong);
  font-size:13.5px;
  font-weight:500;
  color:var(--muted);
  white-space:nowrap;
  flex:none;
  transition:color var(--t) var(--ease),background var(--t) var(--ease),border-color var(--t) var(--ease);
}
.chip:hover{background:var(--red);border-color:var(--red);color:#fff}
.chip[aria-current="page"]{background:var(--red);border-color:var(--red);color:#fff;font-weight:600}

/* 抽屉 */
.drawer{
  position:fixed;inset:0;z-index:120;
  background:var(--ink-900);
  display:flex;flex-direction:column;
  padding:20px;
  transform:translateY(-100%);
  opacity:0;visibility:hidden;
  transition:transform 280ms var(--ease),opacity 280ms var(--ease),visibility 280ms;
  overflow-y:auto;
}
.drawer.is-open{transform:translateY(0);opacity:1;visibility:visible}
.drawer-top{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:22px}
.drawer-close{
  width:44px;height:44px;border-radius:999px;
  border:1px solid var(--line-strong);
  display:grid;place-items:center;
  transition:border-color var(--t) var(--ease),background var(--t) var(--ease);
}
.drawer-close:hover{border-color:var(--line-red);background:rgba(200,16,46,.14)}
.drawer-search{max-width:none;margin-bottom:18px}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:52px;
  padding:0 4px;
  font-size:16px;font-weight:500;
  color:var(--paper);
  border-bottom:1px solid var(--line);
  transition:color var(--t) var(--ease),padding-left var(--t) var(--ease);
}
.drawer-nav a::after{content:"›";color:var(--dim);font-size:20px;line-height:1}
.drawer-nav a:hover,.drawer-nav a[aria-current="page"]{color:var(--red-hi);padding-left:10px}
.drawer-foot{margin-top:auto;padding-top:26px}

/* ===== Hero ===== */
.hero{
  position:relative;
  display:flex;
  align-items:flex-end;
  min-height:min(78vh,820px);
  padding:120px 0 72px;
  overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  transform:scale(1.02);
}
.hero-bg::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,12,15,.30) 0%,rgba(10,12,15,.55) 42%,rgba(10,12,15,.95) 100%);
}
.hero-inner{position:relative;z-index:2;max-width:800px}
.hero-badge{margin-bottom:18px}
.hero h1{
  font-size:clamp(30px,4.2vw,54px);
  font-weight:800;
  line-height:1.15;
  letter-spacing:-.02em;
  margin-bottom:16px;
}
.hero-sub{
  font-size:16px;
  line-height:1.75;
  color:rgba(244,241,236,.82);
  max-width:560px;
  margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-note{
  position:absolute;right:32px;bottom:30px;z-index:2;
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.04em;color:var(--muted);
  border:1px solid var(--line-strong);
  border-radius:999px;
  padding:6px 14px;
  background:rgba(10,12,15,.55);
}
.hero-note b{color:var(--teal);font-weight:600}

/* ===== 数据条 ===== */
.stats{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:var(--ink-800);
}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
}
.stat{
  padding:26px 28px;
  border-left:1px solid var(--line);
  display:flex;
  flex-direction:column;
  gap:4px;
}
.stat:first-child{border-left:0;padding-left:0}
.stat-num{
  font-family:var(--font-num);
  font-size:38px;
  font-weight:700;
  line-height:1;
  letter-spacing:.01em;
  color:var(--paper);
}
.stat-num em{font-style:normal;color:var(--red);font-size:26px;margin-left:2px}
.stat-label{font-size:13px;color:var(--muted);letter-spacing:.02em}

/* ===== 横滑片库 ===== */
.rail-wrap{position:relative}
.rail-track{
  display:flex;
  gap:20px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  scroll-behavior:smooth;
  padding:6px 0 20px;
  scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
}
.rail-track::-webkit-scrollbar{display:none}
.rail-item{flex:0 0 280px;scroll-snap-align:start;min-width:0}
.poster{
  position:relative;
  display:block;
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:var(--ink-700);
  box-shadow:var(--shadow);
  border:1px solid var(--line);
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
}
.poster:hover{transform:translateY(-4px);box-shadow:var(--shadow-hi);border-color:var(--line-red)}
.poster-media{
  width:100%;
  aspect-ratio:3/4;
  object-fit:cover;
  transition:transform 400ms var(--ease);
  background:var(--ink-700);
}
.poster:hover .poster-media{transform:scale(1.04)}
.poster-shade{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,12,15,0) 40%,rgba(10,12,15,.55) 68%,rgba(10,12,15,.95) 100%);
  pointer-events:none;
}
.poster-top{position:absolute;left:14px;top:14px;z-index:2;display:flex;gap:8px}
.poster-bottom{position:absolute;left:16px;right:16px;bottom:14px;z-index:2}
.poster-title{
  font-size:17px;
  font-weight:600;
  line-height:1.4;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:6px;
}
.poster-meta{font-size:12px;color:var(--muted);display:flex;gap:8px;align-items:center}
.rail-btn{
  position:absolute;top:40%;z-index:5;
  width:40px;height:40px;border-radius:999px;
  background:rgba(16,19,25,.9);
  border:1px solid var(--line-strong);
  display:grid;place-items:center;
  color:var(--paper);
  opacity:0;
  transition:opacity var(--t) var(--ease),background var(--t) var(--ease),border-color var(--t) var(--ease);
}
.rail-wrap:hover .rail-btn{opacity:1}
.rail-btn:hover{background:var(--red);border-color:var(--red)}
.rail-btn.prev{left:-8px}
.rail-btn.next{right:-8px}
.rail-dots{display:none;gap:6px;justify-content:center;margin-top:6px}
.rail-dots i{display:block;width:18px;height:3px;border-radius:2px;background:rgba(255,255,255,.18)}
.rail-dots i.on{background:var(--red)}

/* ===== 热播推荐 ===== */
.spotlight{
  display:grid;
  grid-template-columns:1.32fr 1fr;
  gap:24px;
  align-items:stretch;
}
.feature{
  position:relative;
  display:block;
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--ink-700);
  box-shadow:var(--shadow);
  min-height:360px;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
}
.feature:hover{transform:translateY(-4px);box-shadow:var(--shadow-hi);border-color:var(--line-red)}
.feature-media{
  width:100%;height:100%;
  min-height:360px;
  aspect-ratio:16/9;
  object-fit:cover;
  transition:transform 400ms var(--ease);
}
.feature:hover .feature-media{transform:scale(1.04)}
.feature-shade{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,12,15,.1) 30%,rgba(10,12,15,.72) 70%,rgba(10,12,15,.96) 100%);
  pointer-events:none;
}
.feature-num{
  position:absolute;right:20px;top:12px;
  font-family:var(--font-num);
  font-size:76px;
  font-weight:700;
  line-height:1;
  color:rgba(255,255,255,.14);
  letter-spacing:.02em;
  pointer-events:none;
}
.feature-body{position:absolute;left:24px;right:24px;bottom:22px;z-index:2}
.feature-title{
  font-size:clamp(20px,2vw,26px);
  font-weight:700;
  line-height:1.35;
  margin:10px 0 8px;
}
.feature-desc{
  font-size:14.5px;
  line-height:1.7;
  color:var(--muted);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.spotlight-list{display:flex;flex-direction:column;gap:14px}
.list-row{
  position:relative;
  display:grid;
  grid-template-columns:96px minmax(0,1fr);
  gap:14px;
  padding:12px;
  border-radius:var(--radius);
  background:var(--ink-800);
  border:1px solid var(--line);
  transition:background var(--t) var(--ease),transform var(--t) var(--ease),border-color var(--t) var(--ease);
  flex:1;
}
.list-row::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:2px;
  background:var(--red);opacity:0;
  transition:opacity var(--t) var(--ease);
}
.list-row:hover{background:var(--ink-700);transform:translateY(-2px);border-color:var(--line-red)}
.list-row:hover::before{opacity:1}
.list-thumb{
  width:96px;height:64px;
  border-radius:var(--radius-sm);
  object-fit:cover;
  background:var(--ink-700);
}
.list-body{min-width:0;display:flex;flex-direction:column;justify-content:center;gap:6px}
.list-title{
  font-size:15.5px;
  font-weight:600;
  line-height:1.45;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.list-meta{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--dim);flex-wrap:wrap}
.idx{
  font-family:var(--font-num);
  font-size:15px;
  color:var(--red);
  letter-spacing:.04em;
}

/* ===== 分区片单 ===== */
.card-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
}
.card{
  border-radius:var(--radius);
  overflow:hidden;
  background:var(--ink-800);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hi);border-color:var(--line-red)}
.card-link{display:block;height:100%}
.card-media{overflow:hidden;background:var(--ink-700)}
.card-media img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  transition:transform 400ms var(--ease);
}
.card:hover .card-media img{transform:scale(1.04)}
.card-body{padding:16px 18px 20px}
.card-title{
  font-size:17px;
  font-weight:600;
  line-height:1.45;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  transition:color var(--t) var(--ease);
}
.card:hover .card-title{color:#fff}
.card-desc{
  margin-top:8px;
  font-size:14px;
  line-height:1.7;
  color:var(--muted);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-meta{
  margin-top:14px;
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  font-size:12.5px;
  color:var(--dim);
}
.card-arrow{margin-left:auto;color:var(--muted);transition:transform var(--t) var(--ease),color var(--t) var(--ease)}
.card:hover .card-arrow{transform:translateX(4px);color:var(--red-hi)}

/* ===== CMS 资讯 ===== */
.news-tools{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:26px}
.news-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.news-card .card-media img{aspect-ratio:16/9}
.news-card .card-title{font-size:18px}
.empty-state{
  grid-column:1/-1;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:14px;
  padding:56px 20px;
  border:1px dashed var(--line-strong);
  border-radius:var(--radius-lg);
  color:var(--muted);
  text-align:center;
}
.empty-state svg{width:48px;height:48px;color:var(--dim)}
.empty-state p{font-size:15px}
.news-more{display:flex;justify-content:center;margin-top:34px}

/* ===== FAQ（亮色块）===== */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{
  background:#fff;
  border:1px solid rgba(20,22,26,.1);
  border-radius:var(--radius);
  overflow:hidden;
  transition:border-color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.faq-item:hover{border-color:rgba(200,16,46,.35)}
.faq-item.is-open{box-shadow:0 10px 26px rgba(20,22,26,.1);border-color:rgba(200,16,46,.45)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 20px;
  text-align:left;
  font-size:17px;
  font-weight:600;
  color:#14161A;
  min-height:44px;
}
.faq-icon{
  position:relative;
  width:20px;height:20px;flex:none;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;
  background:var(--red);border-radius:2px;
  transform:translate(-50%,-50%);
  transition:transform var(--t) var(--ease),opacity var(--t) var(--ease);
}
.faq-icon::before{width:14px;height:2px}
.faq-icon::after{width:2px;height:14px}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height 240ms var(--ease);
}
.faq-a-inner{
  padding:0 20px 20px;
  font-size:15px;
  line-height:1.85;
  color:#4B5158;
}

/* ===== CTA ===== */
.cta-band{
  position:relative;
  overflow:hidden;
  background:linear-gradient(115deg,#C8102E 0%,#A50D26 46%,#101319 100%);
}
.cta-inner{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  padding:64px 0;
  flex-wrap:wrap;
}
.cta-inner h2{
  font-size:clamp(22px,2.6vw,34px);
  font-weight:800;
  line-height:1.25;
  letter-spacing:-.01em;
  margin-bottom:10px;
}
.cta-inner p{font-size:15px;line-height:1.7;color:rgba(255,255,255,.82);max-width:540px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.cta-band .btn-ghost{border-color:rgba(255,255,255,.45);color:#fff}
.cta-band .btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.14)}

/* ===== 页脚 ===== */
.site-footer{background:var(--ink-800);border-top:1px solid var(--line);padding:64px 0 0}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand .logo{margin-bottom:16px}
.footer-intro{font-size:15px;line-height:1.8;color:var(--muted);max-width:320px;margin-bottom:20px}
.socials{display:flex;gap:10px}
.socials a{
  width:38px;height:38px;border-radius:999px;
  border:1px solid var(--line-strong);
  display:grid;place-items:center;
  color:var(--muted);
  transition:color var(--t) var(--ease),border-color var(--t) var(--ease),background var(--t) var(--ease);
}
.socials a:hover{color:#fff;border-color:var(--red);background:rgba(200,16,46,.16)}
.footer-col h3{
  font-size:14px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--paper);
  margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:2px}
.footer-col a,.footer-col li span{
  display:inline-flex;
  align-items:center;
  min-height:36px;
  font-size:14.5px;
  color:var(--muted);
  transition:color var(--t) var(--ease),padding-left var(--t) var(--ease);
}
.footer-col a:hover{color:var(--paper);padding-left:6px}
.footer-bottom{
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding:20px 0 28px;
  font-size:13px;
  color:var(--dim);
}
.footer-bottom nav{display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom a:hover{color:var(--paper)}

/* ===== 响应式 ===== */
@media (max-width:1280px){
  .container{padding:0 28px}
}
@media (max-width:1024px){
  .container{padding:0 24px}
  .section{padding:72px 0}
  .section--tight{padding:56px 0}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .spotlight{grid-template-columns:1fr}
  .feature,.feature-media{min-height:320px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .rail-btn{display:none}
  .rail-dots{display:flex}
}
@media (max-width:768px){
  body{font-size:16px}
  .nav-top{grid-template-columns:auto 1fr auto;gap:12px}
  .logo{font-size:17px}
  .logo-text i{display:none}
  .search-form{max-width:none}
  .section{padding:56px 0}
  .hero{min-height:62vh;padding:80px 0 56px}
  .hero-sub{font-size:15px}
  .hero-actions{width:100%}
  .hero-actions .btn{flex:1 1 auto}
  .hero-note{right:24px;bottom:18px;font-size:11px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat{padding:20px;border-left:0;border-top:1px solid var(--line)}
  .stat:nth-child(1),.stat:nth-child(2){border-top:0}
  .stat:nth-child(odd){padding-left:0}
  .stat-num{font-size:30px}
  .news-grid{grid-template-columns:1fr}
  .cta-inner{padding:48px 0;flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr;gap:8px;padding-bottom:24px}
  .footer-col{border-top:1px solid var(--line);padding:14px 0}
  .footer-brand{border-top:0;padding-top:0}
  .footer-col h3{margin-bottom:6px}
  .rail-item{flex:0 0 220px}
  .poster-title{font-size:15px}
  .feature-body{left:18px;right:18px;bottom:18px}
  .feature-num{font-size:52px;right:14px;top:10px}
}
@media (max-width:520px){
  .container{padding:0 20px}
  .card-grid{grid-template-columns:1fr}
  .section-head{flex-direction:column;align-items:flex-start;gap:8px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .list-row{grid-template-columns:80px minmax(0,1fr);gap:12px}
  .list-thumb{width:80px;height:56px}
  .cta-actions{width:100%;flex-direction:column}
  .cta-actions .btn{width:100%}
  .faq-q{font-size:15.5px;padding:16px}
  .faq-a-inner{padding:0 16px 16px;font-size:14.5px}
  .badge{font-size:11.5px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    transition-duration:.001ms !important;
    animation-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
}

/* roulang page: article */
:root{
  --ink-900:#0A0C0F;
  --ink-800:#101319;
  --ink-700:#171B22;
  --ink-600:#1E232B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.18);
  --red:#C8102E;
  --red-hi:#E11D3C;
  --red-press:#A50D26;
  --red-glow:rgba(200,16,46,.35);
  --paper:#F4F1EC;
  --paper-block:#F4F1EC;
  --paper-ink:#14161A;
  --muted:#9AA0AB;
  --weak:#6B7280;
  --teal:#2FD3C0;
  --r-xl:20px;
  --r-md:14px;
  --r-sm:10px;
  --shadow:inset 0 1px 0 rgba(255,255,255,.04), 0 10px 28px rgba(0,0,0,.45);
  --shadow-hi:0 18px 40px rgba(0,0,0,.55);
  --t:180ms cubic-bezier(.2,.7,.3,1);
  --font:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Barlow Condensed","Oswald","Noto Sans SC",system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--paper);
  background:var(--ink-900);
  background-image:radial-gradient(900px 420px at 80% -8%,rgba(200,16,46,.16),transparent 60%);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color var(--t),opacity var(--t);}
button{font-family:inherit;cursor:pointer;}
input,button,textarea{font:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
svg{display:block;}
:focus-visible{outline:2px solid var(--red-hi);outline-offset:3px;border-radius:6px;}

.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 32px;
}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(10,12,15,.72);
  border-bottom:1px solid transparent;
  transition:background var(--t),border-color var(--t),backdrop-filter var(--t);
}
.site-header.is-stuck{
  background:rgba(10,12,15,.9);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom-color:var(--line);
}
.nav-shell{padding:14px 32px 12px;}
.nav-top{
  display:grid;
  grid-template-columns:auto minmax(320px,1fr) auto;
  align-items:center;
  gap:24px;
}
.logo{display:inline-flex;align-items:center;gap:10px;}
.logo-mark{
  width:30px;height:30px;border-radius:9px;
  background:linear-gradient(140deg,var(--red-hi),var(--red-press));
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px var(--red-glow);
  flex:0 0 auto;
}
.logo-mark svg{width:18px;height:18px;}
.logo-text{display:flex;align-items:baseline;gap:6px;white-space:nowrap;}
.logo-text b{font-size:19px;font-weight:800;letter-spacing:-.01em;color:var(--paper);}
.logo-text i{
  font-style:normal;font-size:11px;letter-spacing:.14em;
  color:var(--muted);text-transform:uppercase;
}
.search-form{
  position:relative;
  display:flex;align-items:center;
  height:44px;
  width:100%;
  max-width:560px;
  margin:0 auto;
  background:var(--ink-700);
  border:1px solid var(--line);
  border-radius:999px;
  padding:0 5px 0 42px;
  transition:border-color var(--t),box-shadow var(--t),background var(--t);
}
.search-form:hover{border-color:rgba(255,255,255,.18);}
.search-form:focus-within{
  border-color:var(--red);
  box-shadow:0 0 0 3px var(--red-glow);
  background:var(--ink-600);
}
.search-icon{
  position:absolute;left:15px;top:50%;transform:translateY(-50%);
  width:18px;height:18px;color:var(--muted);pointer-events:none;
}
.search-form input{
  flex:1;min-width:0;height:100%;
  border:0;background:transparent;color:var(--paper);
  font-size:14px;outline:none;
}
.search-form input::placeholder{color:var(--weak);}
.search-form button{
  height:34px;padding:0 18px;border:0;border-radius:999px;
  background:var(--red);color:#fff;font-size:13px;font-weight:600;
  letter-spacing:.02em;transition:background var(--t),transform var(--t);
}
.search-form button:hover{background:var(--red-hi);}
.search-form button:active{background:var(--red-press);transform:translateY(1px);}
.menu-toggle{
  display:none;
  width:42px;height:42px;align-items:center;justify-content:center;
  background:var(--ink-700);border:1px solid var(--line);
  border-radius:12px;color:var(--paper);
  transition:border-color var(--t),background var(--t);
}
.menu-toggle:hover{border-color:var(--line-strong);background:var(--ink-600);}

.chip-row{
  display:flex;flex-wrap:wrap;gap:10px;
  margin-top:12px;
  max-width:560px;
}
.chip{
  display:inline-flex;align-items:center;height:32px;
  padding:0 15px;border-radius:999px;
  border:1px solid var(--line);
  font-size:13px;font-weight:500;color:var(--muted);
  white-space:nowrap;
  transition:color var(--t),border-color var(--t),background var(--t),transform var(--t);
}
.chip:hover{color:#fff;background:var(--red);border-color:var(--red);transform:translateY(-1px);}
.chip[aria-current="page"]{background:var(--red);border-color:var(--red);color:#fff;font-weight:600;}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:120;
  background:var(--ink-900);
  display:none;flex-direction:column;
  padding:20px;
  overflow-y:auto;
}
.drawer.is-open{display:flex;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.drawer-close{
  width:42px;height:42px;border-radius:12px;
  background:var(--ink-700);border:1px solid var(--line);color:var(--paper);
  display:flex;align-items:center;justify-content:center;
}
.drawer-close:hover{border-color:var(--red);color:#fff;}
.drawer .search-form{margin:18px 0 6px;max-width:none;}
.drawer-nav{display:flex;flex-direction:column;margin-top:14px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 4px;
  font-size:15px;color:var(--paper);
  border-bottom:1px solid var(--line);
}
.drawer-nav a::after{content:"›";color:var(--weak);font-size:18px;}
.drawer-nav a:hover{color:var(--red-hi);}
.drawer-cta{margin-top:auto;padding-top:24px;}
body.drawer-lock{overflow:hidden;}

/* ---------- 面包屑 ---------- */
.crumb-wrap{padding:22px 0 0;}
.breadcrumb{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);
  overflow-x:auto;white-space:nowrap;
  scrollbar-width:none;
  padding-bottom:4px;
}
.breadcrumb::-webkit-scrollbar{display:none;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--teal);}
.breadcrumb .sep{color:var(--weak);}
.breadcrumb .current{color:var(--paper);max-width:46vw;overflow:hidden;text-overflow:ellipsis;}

.post-meta-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:12px;font-size:13px;color:var(--muted);
}
.post-meta-bar .dot{width:4px;height:4px;border-radius:50%;background:var(--weak);}
.post-meta-bar .slot{color:var(--teal);}

/* ---------- 文章头 ---------- */
.post-hero{padding:22px 0 0;}
.post-hero h1{
  font-size:clamp(26px,3.4vw,44px);
  line-height:1.3;
  font-weight:800;
  letter-spacing:-.02em;
  margin:14px 0 0;
  max-width:900px;
}
.post-lead{
  margin-top:14px;
  max-width:800px;
  font-size:15px;line-height:1.8;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-byline{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  margin-top:18px;font-size:13px;color:var(--weak);
}
.post-byline .name{color:var(--paper);font-weight:600;}
.share-group{margin-left:auto;display:flex;gap:8px;}
.share-btn{
  width:36px;height:36px;border-radius:50%;
  border:1px solid var(--line);background:transparent;color:var(--muted);
  display:inline-flex;align-items:center;justify-content:center;
  transition:color var(--t),border-color var(--t),transform var(--t);
}
.share-btn:hover{color:#fff;border-color:var(--red);transform:translateY(-2px);}
.share-btn:active{transform:translateY(0);}

.post-cover{
  margin:26px 0 0;
  border-radius:var(--r-xl);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  aspect-ratio:16/9;
  background:var(--ink-700);
}
.post-cover img{width:100%;height:100%;object-fit:cover;}

.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 11px;
  border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.04em;
}
.badge-red{background:var(--red);color:#fff;}
.badge-line{border:1px solid var(--line-strong);color:var(--paper);background:rgba(255,255,255,.06);}
.badge-teal{border:1px solid rgba(47,211,192,.5);color:var(--teal);background:rgba(47,211,192,.08);}

/* ---------- 阅读区 ---------- */
.reader-section{padding:36px 0 0;}
.reader-shell{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:32px;
  align-items:start;
}
.reader-paper{
  background:var(--paper-block);
  color:var(--paper-ink);
  border-radius:var(--r-xl);
  padding:44px 46px 38px;
  box-shadow:0 24px 60px rgba(0,0,0,.45);
}
.reader-paper a{color:var(--red-press);text-decoration:underline;text-underline-offset:3px;}
.reader-paper a:hover{color:var(--red-hi);}

.article-body{font-size:17px;line-height:1.85;color:#22262C;max-width:760px;}
.article-body p{margin:0 0 20px;}
.article-body h2{
  position:relative;
  font-size:24px;font-weight:700;line-height:1.4;
  color:#14161A;
  margin:40px 0 16px;
  padding-left:14px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.3em;
  width:4px;height:18px;border-radius:2px;background:var(--red);
}
.article-body h3{
  font-size:19px;font-weight:700;color:#1A1D22;
  margin:32px 0 12px;
}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:24px;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin:8px 0;padding-left:2px;}
.article-body ul li::marker{color:var(--red);}
.article-body ol li::marker{color:var(--red);font-weight:700;}
.article-body blockquote{
  margin:24px 0;padding:16px 22px;
  border-left:3px solid var(--red);
  background:rgba(20,22,26,.055);
  border-radius:0 12px 12px 0;
  color:#31363D;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:12px;margin:24px auto;}
.article-body figure{margin:24px 0;}
.article-body figcaption{
  text-align:center;font-size:13px;color:#6B7280;margin-top:10px;
}
.article-body table{
  width:100%;border-collapse:collapse;font-size:15px;margin:24px 0;
  display:block;overflow-x:auto;white-space:nowrap;
}
.article-body th,.article-body td{
  border-bottom:1px solid rgba(20,22,26,.12);
  padding:11px 14px;text-align:left;
}
.article-body th{background:rgba(20,22,26,.06);font-weight:700;}
.article-body hr{border:0;border-top:1px solid rgba(20,22,26,.14);margin:32px 0;}
.article-body strong{font-weight:700;color:#14161A;}

.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin:34px 0 0;padding-top:26px;border-top:1px solid rgba(20,22,26,.12);}
.tag-list a{
  display:inline-flex;align-items:center;height:30px;padding:0 13px;
  border-radius:999px;font-size:13px;
  background:rgba(20,22,26,.06);color:#31363D;
  text-decoration:none;
  transition:background var(--t),color var(--t);
}
.tag-list a:hover{background:var(--red);color:#fff;}

.prev-next{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:28px;}
.pn-card{
  display:block;padding:16px 18px;border-radius:var(--r-md);
  background:rgba(20,22,26,.055);
  border:1px solid rgba(20,22,26,.1);
  transition:transform var(--t),border-color var(--t),background var(--t);
  text-decoration:none;
}
.pn-card:hover{transform:translateY(-3px);border-color:rgba(200,16,46,.5);background:rgba(20,22,26,.08);}
.pn-card .pn-label{font-size:12px;letter-spacing:.08em;color:#6B7280;}
.pn-card .pn-title{
  display:block;margin-top:6px;font-size:15px;font-weight:600;color:#14161A;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}

.back-row{margin-top:24px;}
.btn-text{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:#14161A;text-decoration:none;
}
.btn-text .arw{transition:transform var(--t);}
.btn-text:hover .arw{transform:translateX(4px);}
.btn-text:hover{color:var(--red-press);}

.empty-state{
  text-align:center;padding:56px 20px;
  display:flex;flex-direction:column;align-items:center;gap:14px;
}
.empty-state svg{width:46px;height:46px;color:#9AA0AB;}
.empty-state p{font-size:15px;color:#5A6069;}
.empty-state .btn-secondary{
  border-color:rgba(20,22,26,.25);color:#14161A;
}
.empty-state .btn-secondary:hover{background:rgba(20,22,26,.07);border-color:rgba(20,22,26,.45);}

/* ---------- 侧栏 ---------- */
.reader-side{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px;}
.side-card{
  background:var(--ink-800);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:20px;
  box-shadow:var(--shadow);
}
.side-title{
  display:flex;align-items:center;gap:9px;
  font-size:15px;font-weight:700;color:var(--paper);
  margin-bottom:14px;
}
.side-title::before{
  content:"";width:8px;height:8px;border-radius:50%;background:var(--red);
  box-shadow:0 0 0 4px rgba(200,16,46,.16);
}
.toc-list{display:flex;flex-direction:column;gap:2px;max-height:300px;overflow-y:auto;}
.toc-list a{
  display:block;padding:7px 12px;font-size:13px;color:var(--muted);
  border-left:2px solid transparent;line-height:1.5;
  transition:color var(--t),border-color var(--t),background var(--t);
}
.toc-list a.is-sub{padding-left:24px;font-size:12.5px;color:var(--weak);}
.toc-list a:hover{color:var(--paper);background:rgba(255,255,255,.04);}
.toc-list a.is-active{color:#fff;border-left-color:var(--red);background:rgba(200,16,46,.1);}
.toc-empty{font-size:13px;color:var(--weak);}

.hot-list{display:flex;flex-direction:column;}
.hot-list li a{
  display:flex;gap:12px;align-items:flex-start;
  padding:11px 0;border-bottom:1px solid var(--line);
  transition:background var(--t),padding-left var(--t);
}
.hot-list li:last-child a{border-bottom:0;}
.hot-list .num{
  font-family:var(--font-num);font-size:22px;line-height:1;font-weight:700;
  color:rgba(255,255,255,.22);min-width:26px;
}
.hot-list li a:hover .num{color:var(--red-hi);}
.hot-list .h-txt{font-size:13.5px;line-height:1.55;color:var(--paper);}
.hot-list li a:hover .h-txt{color:#fff;text-decoration:underline;text-underline-offset:3px;}

.side-cats{display:flex;flex-wrap:wrap;gap:8px;}
.side-cats a{
  display:inline-flex;align-items:center;height:30px;padding:0 13px;
  border-radius:999px;border:1px solid var(--line);
  font-size:13px;color:var(--muted);
  transition:color var(--t),border-color var(--t),background var(--t);
}
.side-cats a:hover{color:#fff;border-color:var(--red);background:var(--red);}
.side-cats a.is-active{background:rgba(200,16,46,.16);border-color:rgba(200,16,46,.5);color:#fff;}

.side-cta{
  background:linear-gradient(150deg,rgba(200,16,46,.95),rgba(30,35,43,.95));
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-md);
  padding:22px 20px;
}
.side-cta h3{font-size:17px;font-weight:700;color:#fff;}
.side-cta p{margin-top:8px;font-size:13px;line-height:1.7;color:rgba(255,255,255,.82);}
.side-cta .btn{margin-top:16px;width:100%;justify-content:center;background:#fff;color:#14161A;}
.side-cta .btn:hover{background:var(--paper);color:#14161A;transform:translateY(-1px);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:999px;
  font-size:14px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;
  transition:background var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t);
}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 10px 24px rgba(200,16,46,.28);}
.btn-primary:hover{background:var(--red-hi);transform:translateY(-1px);box-shadow:0 14px 30px rgba(200,16,46,.4);}
.btn-primary:active{background:var(--red-press);transform:translateY(0);}
.btn-secondary{background:transparent;color:var(--paper);border-color:rgba(255,255,255,.3);}
.btn-secondary:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.6);transform:translateY(-1px);}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.4;cursor:not-allowed;transform:none;}

/* ---------- 相关推荐 ---------- */
.related-section{padding:72px 0 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;}
.section-head h2{
  position:relative;padding-left:15px;
  font-size:clamp(22px,2.4vw,30px);font-weight:700;letter-spacing:-.01em;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.28em;width:4px;height:18px;border-radius:2px;background:var(--red);
}
.section-head p{margin-top:6px;padding-left:15px;font-size:14px;color:var(--muted);}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--muted);white-space:nowrap;
}
.link-more:hover{color:var(--red-hi);}
.link-more .arw{transition:transform var(--t);}
.link-more:hover .arw{transform:translateX(4px);}

.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{
  display:flex;flex-direction:column;
  background:var(--ink-800);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.card:hover{transform:translateY(-4px);border-color:rgba(200,16,46,.45);box-shadow:var(--shadow-hi);}
.card-media{position:relative;aspect-ratio:16/9;background:var(--ink-700);overflow:hidden;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--t);}
.card:hover .card-media img{transform:scale(1.04);}
.card-media .badge{position:absolute;left:12px;top:12px;}
.card-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1;}
.card-body h3{
  font-size:16.5px;font-weight:600;line-height:1.5;color:var(--paper);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card:hover .card-body h3{color:#fff;}
.card-body .sum{
  font-size:13.5px;line-height:1.7;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{
  margin-top:auto;padding-top:10px;
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:12.5px;color:var(--weak);
}
.card-foot .go{color:var(--red-hi);font-weight:600;}

/* ---------- FAQ ---------- */
.faq-section{padding:72px 0 0;}
.faq-panel{
  background:var(--paper-block);
  color:var(--paper-ink);
  border-radius:var(--r-xl);
  padding:40px 44px;
  box-shadow:0 24px 60px rgba(0,0,0,.4);
}
.faq-panel .section-head h2{color:var(--paper-ink);}
.faq-panel .section-head p{color:#5A6069;}
.faq-list{border-top:1px solid rgba(20,22,26,.12);}
.faq-item{border-bottom:1px solid rgba(20,22,26,.12);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:58px;padding:14px 2px;
  background:transparent;border:0;text-align:left;
  font-size:16px;font-weight:600;color:#14161A;
  transition:color var(--t);
}
.faq-q:hover{color:var(--red-press);}
.faq-q .ico{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:1px solid rgba(20,22,26,.2);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:15px;line-height:1;color:#14161A;
  transition:transform var(--t),background var(--t),color var(--t),border-color var(--t);
}
.faq-item.is-open .faq-q .ico{background:var(--red);border-color:var(--red);color:#fff;transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height var(--t);}
.faq-a p{padding:0 2px 18px;font-size:15px;line-height:1.8;color:#3B4149;max-width:760px;}
.faq-item.is-open .faq-a{max-height:320px;}

/* ---------- 底部 CTA ---------- */
.cta-section{padding:72px 0 84px;}
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-xl);
  padding:44px 46px;
  background:linear-gradient(115deg,var(--red) 0%,#8E0B21 46%,var(--ink-800) 100%);
  border:1px solid rgba(255,255,255,.12);
  box-shadow:0 26px 60px rgba(0,0,0,.5);
  display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;bottom:-90px;
  width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.16),transparent 70%);
  pointer-events:none;
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;letter-spacing:-.01em;color:#fff;}
.cta-band p{margin-top:10px;font-size:14.5px;line-height:1.7;color:rgba(255,255,255,.85);max-width:520px;}
.cta-actions{display:flex;gap:12px;flex:0 0 auto;position:relative;z-index:1;}
.cta-actions .btn-primary{background:#fff;color:#14161A;box-shadow:0 12px 26px rgba(0,0,0,.28);}
.cta-actions .btn-primary:hover{background:var(--paper);color:#14161A;}
.cta-actions .btn-secondary{border-color:rgba(255,255,255,.6);color:#fff;}
.cta-actions .btn-secondary:hover{background:rgba(255,255,255,.16);border-color:#fff;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink-800);
  border-top:1px solid var(--line);
  padding:56px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:36px;
}
.footer-brand .logo{margin-bottom:14px;}
.footer-intro{font-size:14px;line-height:1.8;color:var(--muted);max-width:340px;}
.socials{display:flex;gap:10px;margin-top:18px;}
.socials a{
  width:36px;height:36px;border-radius:50%;
  border:1px solid var(--line);color:var(--muted);
  display:inline-flex;align-items:center;justify-content:center;
  transition:color var(--t),border-color var(--t),transform var(--t);
}
.socials a:hover{color:#fff;border-color:var(--red);transform:translateY(-2px);}
.footer-col h3{font-size:14px;font-weight:700;color:var(--paper);margin-bottom:14px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a,.footer-col span{font-size:13.5px;color:var(--muted);}
.footer-col a:hover{color:var(--teal);}
.footer-bottom{
  margin-top:40px;padding-top:20px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--weak);
}
.footer-bottom .fb-links{display:flex;gap:18px;flex-wrap:wrap;}
.footer-bottom a:hover{color:var(--teal);}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .nav-top{grid-template-columns:auto 1fr auto;gap:18px;}
  .reader-shell{grid-template-columns:minmax(0,1fr);}
  .reader-side{position:static;flex-direction:row;flex-wrap:wrap;}
  .reader-side .side-card{flex:1 1 260px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:860px){
  .container{padding:0 24px;}
  .nav-shell{padding:12px 24px 10px;}
  .reader-paper{padding:32px 26px 28px;}
  .faq-panel{padding:30px 26px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 26px;gap:22px;}
  .cta-actions{width:100%;flex-wrap:wrap;}
  .cta-actions .btn{flex:1 1 auto;justify-content:center;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  .nav-shell{padding:10px 20px 10px;}
  .nav-top{grid-template-columns:1fr auto;gap:12px;}
  .logo-text b{font-size:17px;}
  .logo-text i{display:none;}
  .menu-toggle{display:inline-flex;}
  .nav-top .search-form{grid-column:1 / -1;order:3;max-width:none;height:42px;margin:2px 0 0;}
  .nav-top .search-form input{font-size:13.5px;}
  .nav-top .search-form button{height:32px;padding:0 15px;font-size:12.5px;}
  .chip-row{
    max-width:none;flex-wrap:nowrap;overflow-x:auto;
    margin-top:8px;padding-bottom:4px;
    scrollbar-width:none;
    -webkit-mask-image:linear-gradient(90deg,#000 88%,transparent 100%);
    mask-image:linear-gradient(90deg,#000 88%,transparent 100%);
  }
  .chip-row::-webkit-scrollbar{display:none;}
  .chip{height:30px;padding:0 13px;font-size:12.5px;flex:0 0 auto;}
  .post-hero h1{font-size:26px;line-height:1.34;}
  .post-lead{-webkit-line-clamp:4;font-size:14.5px;}
  .share-group{margin-left:0;width:100%;}
  .post-cover{aspect-ratio:4/3;border-radius:16px;margin-top:20px;}
  .reader-section{padding-top:26px;}
  .reader-paper{padding:26px 20px 24px;border-radius:16px;}
  .article-body{font-size:16.5px;line-height:1.85;}
  .article-body h2{font-size:21px;margin-top:32px;}
  .article-body h3{font-size:18px;}
  .prev-next{grid-template-columns:1fr;}
  .card-grid{grid-template-columns:1fr;}
  .related-section,.faq-section{padding-top:52px;}
  .cta-section{padding:52px 0 60px;}
  .faq-q{font-size:15px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-col{border-top:1px solid var(--line);padding-top:18px;}
  .footer-brand{border-top:0;padding-top:0;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:480px){
  .post-hero h1{font-size:23px;}
  .post-byline{font-size:12.5px;gap:10px;}
  .breadcrumb .current{max-width:38vw;}
  .reader-side{flex-direction:column;}
  .btn{height:44px;font-size:13.5px;padding:0 18px;}
  .cta-band h2{font-size:21px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
  --ink-900:#0A0C0F;
  --ink-800:#101319;
  --ink-700:#171B22;
  --ink-600:#1E232B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.18);
  --line-red:rgba(200,16,46,.45);
  --red:#C8102E;
  --red-hi:#E11D3C;
  --red-down:#A50D26;
  --glow:rgba(200,16,46,.35);
  --paper:#F4F1EC;
  --muted:#9AA0AB;
  --weak:#6B7280;
  --teal:#2FD3C0;
  --paper-block:#F4F1EC;
  --ink-on-paper:#14161A;
  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --shadow-card:inset 0 1px 0 rgba(255,255,255,.04),0 10px 28px rgba(0,0,0,.45);
  --shadow-hover:inset 0 1px 0 rgba(255,255,255,.06),0 18px 40px rgba(0,0,0,.55);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--ink-900);
  color:var(--paper);
  font-family:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--red-hi);outline-offset:3px;border-radius:6px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:76px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:28px}
.section-title{display:flex;align-items:center;gap:12px;font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.3;letter-spacing:-.01em}
.section-title::before{content:"";width:4px;height:22px;border-radius:2px;background:var(--red);flex:none}
.section-desc{font-size:15px;color:var(--muted);max-width:640px;margin-top:10px}

/* ---------- 按钮 / 徽章 / 标签 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;transition:transform .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease),color .18s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--red);color:#fff}
.btn-primary:hover{background:var(--red-hi);transform:translateY(-1px);box-shadow:0 10px 24px var(--glow)}
.btn-primary:active{background:var(--red-down);transform:none;box-shadow:none}
.btn-ghost{background:transparent;color:var(--paper);border-color:rgba(255,255,255,.3)}
.btn-ghost:hover{border-color:rgba(255,255,255,.6);background:rgba(255,255,255,.06);transform:translateY(-1px)}
.btn-ghost:active{transform:none}
.btn-text{display:inline-flex;align-items:center;gap:6px;background:none;border:0;padding:0;height:auto;color:var(--paper);font-size:15px;font-weight:600;cursor:pointer}
.btn-text::after{content:"→";transition:transform .18s var(--ease)}
.btn-text:hover{color:#fff}
.btn-text:hover::after{transform:translateX(4px)}
.btn-block{width:100%}
.badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);font-size:12px;font-weight:600;letter-spacing:.04em;background:rgba(255,255,255,.1);color:var(--paper);white-space:nowrap}
.badge-red{background:var(--red);color:#fff}
.badge-teal{background:transparent;border:1px solid rgba(47,211,192,.5);color:var(--teal)}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}
.meta{font-size:13px;color:var(--weak);display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:12px}
.meta .dot{width:3px;height:3px;border-radius:50%;background:var(--weak)}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(10,12,15,.94);
  border-bottom:1px solid transparent;
  transition:background .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease),backdrop-filter .2s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(10,12,15,.88);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom-color:var(--line);
  box-shadow:0 8px 24px rgba(0,0,0,.42);
}
.nav-shell{padding-top:14px;padding-bottom:12px}
.nav-top{
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  grid-template-areas:"logo search menu";
  align-items:center;
  gap:20px;
}
.logo{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--paper);grid-area:logo}
.logo-mark{width:28px;height:28px;border-radius:8px;background:var(--red);display:grid;place-items:center;flex:none;box-shadow:0 6px 16px rgba(200,16,46,.35)}
.logo-mark svg{width:16px;height:16px}
.logo-text{display:flex;flex-direction:column;line-height:1.12}
.logo-text b{font-size:19px;font-weight:800;letter-spacing:-.01em}
.logo-text i{font-style:normal;font-size:11px;letter-spacing:.18em;color:var(--muted);margin-top:3px}
.search-form{
  grid-area:search;position:relative;display:flex;align-items:center;
  width:100%;max-width:560px;justify-self:center;height:44px;
  background:var(--ink-700);border:1px solid var(--line);border-radius:var(--r-pill);
  padding:0 5px 0 42px;transition:border-color .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease);
}
.search-form:hover{border-color:var(--line-strong)}
.search-icon{position:absolute;left:16px;width:18px;height:18px;color:var(--muted);pointer-events:none}
.search-form input{flex:1;min-width:0;height:100%;background:none;border:0;color:var(--paper);font-size:15px}
.search-form input::placeholder{color:var(--weak)}
.search-form input:focus{outline:none}
.search-form:focus-within{border-color:var(--red);box-shadow:0 0 0 3px var(--glow);background:var(--ink-600)}
.search-form button{height:34px;padding:0 18px;border:0;border-radius:var(--r-pill);background:var(--red);color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:background .18s var(--ease)}
.search-form button:hover{background:var(--red-hi)}
.search-form button:active{background:var(--red-down)}
.menu-toggle{
  grid-area:menu;width:44px;height:44px;border-radius:50%;
  border:1px solid var(--line);background:transparent;color:var(--paper);
  display:grid;place-items:center;cursor:pointer;transition:.18s var(--ease);
}
.menu-toggle:hover{border-color:var(--line-strong);background:rgba(255,255,255,.06)}
.chip-row{display:flex;gap:8px;margin-top:12px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px}
.chip-row::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;height:34px;padding:0 16px;flex:none;
  border-radius:var(--r-pill);border:1px solid var(--line);color:var(--muted);
  font-size:14px;white-space:nowrap;transition:.18s var(--ease);
}
.chip:hover{background:var(--red);border-color:var(--red);color:#fff}
.chip[aria-current="page"]{background:var(--red);border-color:var(--red);color:#fff;font-weight:600}

/* ---------- 抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:120;display:flex;flex-direction:column;gap:20px;
  padding:20px;background:var(--ink-900);overflow-y:auto;
  opacity:0;visibility:hidden;transform:translateY(-10px);
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s var(--ease);
}
.drawer.is-open{opacity:1;visibility:visible;transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:16px}
.drawer-close{
  width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:transparent;
  color:var(--paper);font-size:22px;line-height:1;cursor:pointer;transition:.18s var(--ease);
}
.drawer-close:hover{background:rgba(255,255,255,.08);border-color:var(--line-strong)}
.drawer .search-form{max-width:none;justify-self:stretch}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;border-bottom:1px solid var(--line);font-size:16px;color:var(--paper);
}
.drawer-nav a::after{content:"›";color:var(--muted)}
.drawer-nav a[aria-current="page"]{color:var(--red-hi);font-weight:600}

/* ---------- 首屏 ---------- */
.page-hero{position:relative;isolation:isolate;overflow:hidden;padding:52px 0 68px}
.page-hero::before{
  content:"";position:absolute;inset:0;z-index:-2;
  background:url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
}
.page-hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(10,12,15,.62) 0%,rgba(10,12,15,.86) 58%,var(--ink-900) 100%);
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:26px}
.crumb a{color:var(--muted);transition:color .18s var(--ease)}
.crumb a:hover{color:var(--paper)}
.crumb .sep{color:var(--weak)}
.crumb .current{color:var(--paper)}
.page-hero h1{
  font-size:clamp(30px,4.6vw,52px);font-weight:800;line-height:1.16;
  letter-spacing:-.02em;max-width:16em;
}
.page-hero h1 em{font-style:normal;color:var(--red-hi)}
.hero-lead{margin-top:18px;max-width:620px;font-size:17px;color:var(--muted);line-height:1.8}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}

/* ---------- 数据条 ---------- */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:var(--ink-800);overflow:hidden;box-shadow:var(--shadow-card);
}
.stat{padding:22px 24px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat b{
  display:block;font-family:"Barlow Condensed","Oswald",system-ui,sans-serif;
  font-size:30px;line-height:1.1;letter-spacing:.02em;color:var(--paper);
}
.stat span{display:block;margin-top:6px;font-size:13px;color:var(--weak)}

/* ---------- 时间轴 ---------- */
.tl-layout{display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:48px;align-items:start}
.timeline{position:relative}
.tl-item{display:grid;grid-template-columns:84px minmax(0,1fr);column-gap:24px}
.tl-date{padding-top:14px;text-align:right}
.tl-date b{
  display:block;font-family:"Barlow Condensed","Oswald",system-ui,sans-serif;
  font-size:28px;line-height:1;letter-spacing:.02em;color:var(--paper);
}
.tl-date span{display:block;margin-top:6px;font-size:12px;color:var(--weak);letter-spacing:.06em}
.tl-body{position:relative;padding:0 0 34px 28px;border-left:1px solid var(--line)}
.tl-item:last-child .tl-body{border-left-color:transparent;padding-bottom:0}
.tl-body::before{
  content:"";position:absolute;left:-5px;top:18px;width:9px;height:9px;border-radius:50%;
  background:var(--red);box-shadow:0 0 0 4px rgba(200,16,46,.18);
}
.tl-card{
  display:grid;grid-template-columns:178px minmax(0,1fr);gap:18px;
  padding:14px;border:1px solid var(--line);border-radius:var(--r-md);
  background:var(--ink-800);box-shadow:var(--shadow-card);
  transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease);
}
.tl-card:hover{transform:translateY(-4px);border-color:var(--line-red);box-shadow:var(--shadow-hover);background:var(--ink-700)}
.tl-thumb{position:relative;display:block;overflow:hidden;border-radius:var(--r-sm);background:var(--ink-700)}
.tl-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .25s var(--ease)}
.tl-card:hover .tl-thumb img{transform:scale(1.04)}
.tl-main{min-width:0}
.tl-main h3{font-size:19px;font-weight:600;line-height:1.5;letter-spacing:-.01em;transition:color .18s var(--ease)}
.tl-main h3 a{display:block}
.tl-card:hover h3{color:#fff}
.tl-main p{margin-top:8px;font-size:15px;line-height:1.7;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- 侧栏 ---------- */
.tl-side{display:flex;flex-direction:column;gap:20px;position:sticky;top:120px}
.side-card{background:var(--ink-800);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--shadow-card)}
.side-card h2{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:700;margin-bottom:8px}
.side-card h2::before{content:"";width:4px;height:18px;border-radius:2px;background:var(--red);flex:none}
.side-list li{border-bottom:1px solid var(--line)}
.side-list li:last-child{border-bottom:0}
.side-list a{display:grid;grid-template-columns:92px minmax(0,1fr);gap:14px;padding:14px 0;transition:background .18s var(--ease)}
.side-list a:hover{background:rgba(255,255,255,.03)}
.side-list img{width:92px;height:62px;object-fit:cover;border-radius:var(--r-sm);background:var(--ink-700)}
.side-list h3{font-size:15px;font-weight:600;line-height:1.55;color:var(--paper);transition:color .18s var(--ease);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.side-list a:hover h3{color:#fff}
.side-list .meta{margin-top:6px;font-size:12px}
.side-cta{display:flex;flex-direction:column;gap:10px;background:linear-gradient(160deg,var(--ink-700),var(--ink-800));border-color:var(--line-red)}
.side-cta p{font-size:15px;color:var(--muted);line-height:1.7}
.side-cta strong{font-size:17px;color:var(--paper);font-weight:700}

/* ---------- 观赛准备 ---------- */
.prep-wrap{background:var(--ink-800);border:1px solid var(--line);border-radius:28px;padding:clamp(24px,3.6vw,44px);box-shadow:var(--shadow-card)}
.prep-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:8px}
.prep-card{position:relative;padding:24px 22px 22px;border:1px solid var(--line);border-radius:var(--r-md);background:var(--ink-700);overflow:hidden;transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease)}
.prep-card:hover{transform:translateY(-4px);border-color:var(--line-red);box-shadow:var(--shadow-hover)}
.prep-card .num{
  position:absolute;right:14px;top:6px;
  font-family:"Barlow Condensed","Oswald",system-ui,sans-serif;
  font-size:56px;line-height:1;color:rgba(255,255,255,.06);letter-spacing:.02em;
}
.prep-card h3{position:relative;font-size:18px;font-weight:600;line-height:1.5}
.prep-card p{position:relative;margin-top:10px;font-size:15px;color:var(--muted);line-height:1.75}
.form-card{margin-top:20px;padding:22px;border:1px dashed var(--line-strong);border-radius:var(--r-md);background:rgba(255,255,255,.02)}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:13px;color:var(--muted);letter-spacing:.02em}
.field input{
  height:46px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:var(--ink-900);color:var(--paper);padding:0 20px;font-size:15px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.field input::placeholder{color:var(--weak)}
.field input:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px var(--glow)}
.form-row{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}
.form-row .field{flex:1 1 260px;min-width:0}
.hint{font-size:13px;color:var(--weak);margin-top:10px}
.msg{font-size:13px;margin-top:10px;min-height:0}
.msg-error{color:#FF8A9A}
.msg-success{color:var(--teal)}
.form-card.has-error input{border-color:var(--red)}
.form-card.is-success input{border-color:rgba(47,211,192,.6)}

/* ---------- FAQ 亮色块 ---------- */
.faq-block{
  background:var(--paper-block);color:var(--ink-on-paper);
  border-radius:28px;padding:clamp(24px,3.8vw,48px);
}
.faq-block .section-title{color:var(--ink-on-paper)}
.faq-block .section-desc{color:#4A4F57}
.faq-block :focus-visible{outline-color:#14161A}
.faq-list{margin-top:8px;border-top:1px solid rgba(20,22,26,.12)}
.faq-item{border-bottom:1px solid rgba(20,22,26,.12)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 2px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;line-height:1.6;color:var(--ink-on-paper);
  transition:color .18s var(--ease);
}
.faq-q:hover{color:var(--red)}
.faq-icon{position:relative;flex:none;width:22px;height:22px;border-radius:50%;border:1px solid rgba(20,22,26,.25);display:grid;place-items:center;transition:.18s var(--ease)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:#14161A;transition:transform .18s var(--ease),opacity .18s var(--ease)}
.faq-icon::before{width:10px;height:1.5px}
.faq-icon::after{width:1.5px;height:10px}
.faq-item.is-open .faq-icon{background:var(--red);border-color:var(--red)}
.faq-item.is-open .faq-icon::before,.faq-item.is-open .faq-icon::after{background:#fff}
.faq-item.is-open .faq-icon::after{transform:scaleY(0);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s var(--ease)}
.faq-item.is-open .faq-a{max-height:340px}
.faq-a p{padding:0 2px 20px;font-size:15px;line-height:1.85;color:#3D434B;max-width:46em}

/* ---------- CTA 条 ---------- */
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  background:linear-gradient(115deg,var(--red) 0%,#8A0E20 52%,var(--ink-800) 100%);
  border-radius:28px;padding:clamp(26px,4vw,48px);
  box-shadow:0 22px 48px rgba(0,0,0,.5);
}
.cta-band h2{font-size:clamp(22px,2.8vw,32px);font-weight:800;line-height:1.25;letter-spacing:-.01em}
.cta-band p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.82);max-width:44em}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-band .btn-primary{background:#fff;color:var(--red)}
.cta-band .btn-primary:hover{background:#F4F1EC;box-shadow:0 10px 26px rgba(0,0,0,.35)}
.cta-band .btn-ghost{border-color:rgba(255,255,255,.5);color:#fff}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff}

/* ---------- 相关分类 ---------- */
.related-chips{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;padding-bottom:4px}
.related-chips::-webkit-scrollbar{display:none}
.related-chips .chip{height:40px;padding:0 20px;font-size:15px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-800);border-top:1px solid var(--line);padding:56px 0 26px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:32px}
.footer-brand .logo{margin-bottom:14px}
.footer-intro{font-size:15px;color:var(--muted);line-height:1.75;max-width:30em}
.socials{display:flex;gap:10px;margin-top:18px}
.socials a{
  width:36px;height:36px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--muted);transition:.18s var(--ease);
}
.socials a:hover{color:#fff;border-color:var(--red);background:var(--red)}
.footer-col h3{font-size:15px;font-weight:700;color:var(--paper);margin-bottom:14px;letter-spacing:.02em}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a,.footer-col ul span{font-size:14px;color:var(--muted);transition:color .18s var(--ease)}
.footer-col ul a:hover{color:var(--paper)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
  margin-top:40px;padding-top:20px;border-top:1px solid var(--line);
  font-size:13px;color:var(--weak);
}
.footer-bottom .footer-links{display:flex;flex-wrap:wrap;gap:14px;margin-left:auto}
.footer-bottom .footer-links a{color:var(--muted);transition:color .18s var(--ease)}
.footer-bottom .footer-links a:hover{color:var(--paper)}
.footer-bottom .site-domain{color:var(--weak);letter-spacing:.02em}

/* ---------- 响应式 ---------- */
@media (min-width:769px){
  .chip-row{justify-content:center}
}
@media (max-width:1024px){
  .container{padding:0 24px}
  .section{padding:60px 0}
  .tl-layout{grid-template-columns:1fr;gap:36px}
  .tl-side{position:static;flex-direction:row;flex-wrap:wrap}
  .tl-side .side-card{flex:1 1 320px}
  .prep-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
  .footer-brand{grid-column:1/-1}
}
@media (max-width:768px){
  body{font-size:16px}
  .container{padding:0 20px}
  .section{padding:48px 0}
  .nav-shell{padding-top:10px;padding-bottom:8px}
  .nav-top{
    grid-template-columns:1fr auto;
    grid-template-areas:"logo menu" "search search";
    row-gap:8px;column-gap:12px;
  }
  .logo-text b{font-size:17px}
  .logo-text i{font-size:10px}
  .search-form{max-width:none;height:40px;padding-left:38px}
  .search-form button{height:30px;padding:0 14px;font-size:13px}
  .chip-row{margin-top:8px;gap:6px;-webkit-mask-image:linear-gradient(90deg,#000 88%,transparent);mask-image:linear-gradient(90deg,#000 88%,transparent)}
  .chip{height:30px;padding:0 13px;font-size:13px}
  .page-hero{padding:26px 0 44px}
  .page-hero h1{max-width:none;font-size:clamp(28px,7.4vw,34px)}
  .hero-lead{font-size:15px;margin-top:14px}
  .hero-actions{flex-direction:column;align-items:stretch;margin-top:22px}
  .hero-actions .btn{width:100%}
  .stats{grid-template-columns:1fr 1fr}
  .stat{padding:16px 18px;border-right:0;border-bottom:1px solid var(--line)}
  .stat:nth-child(odd){border-right:1px solid var(--line)}
  .stat:nth-child(3),.stat:nth-child(4){border-bottom:0}
  .stat b{font-size:24px}
  .stat span{font-size:12px}
  .tl-item{grid-template-columns:1fr;row-gap:10px}
  .tl-date{display:flex;align-items:baseline;gap:8px;text-align:left;padding-top:0}
  .tl-date b{font-size:24px}
  .tl-date span{margin-top:0}
  .tl-body{padding-left:18px;padding-bottom:26px}
  .tl-body::before{top:6px}
  .tl-card{grid-template-columns:1fr;gap:12px;padding:12px}
  .tl-main h3{font-size:17px}
  .tl-main p{font-size:14px}
  .tl-side{flex-direction:column}
  .side-card{padding:18px}
  .prep-wrap{border-radius:20px}
  .prep-grid{grid-template-columns:1fr}
  .form-row{flex-direction:column;align-items:stretch}
  .form-row .btn{width:100%}
  .faq-block{border-radius:20px}
  .faq-q{font-size:16px;padding:16px 2px;min-height:52px}
  .cta-band{border-radius:20px;flex-direction:column;align-items:stretch}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:0}
  .footer-brand{grid-column:auto;padding-bottom:18px}
  .footer-col{border-top:1px solid var(--line)}
  .footer-col h3{
    display:flex;align-items:center;justify-content:space-between;
    margin:0;padding:14px 0;cursor:pointer;min-height:48px;
  }
  .footer-col h3::after{content:"+";color:var(--muted);font-size:18px;line-height:1;transition:transform .18s var(--ease)}
  .footer-col.is-open h3::after{content:"−"}
  .footer-col ul{max-height:0;overflow:hidden;transition:max-height .22s var(--ease)}
  .footer-col.is-open ul{max-height:300px;padding-bottom:12px}
  .footer-bottom{margin-top:26px}
  .footer-bottom .footer-links{margin-left:0;width:100%}
}
@media (max-width:480px){
  .container{padding:0 16px}
  .section{padding:40px 0}
  .badge{font-size:11px}
  .page-hero h1{font-size:27px}
  .side-list a{grid-template-columns:80px minmax(0,1fr);gap:12px}
  .side-list img{width:80px;height:56px}
  .hero-badges .badge{height:22px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category2 */
:root{
  --ink-900:#0A0C0F;
  --ink-800:#101319;
  --ink-700:#171B22;
  --ink-600:#1E232B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.18);
  --red:#C8102E;
  --red-hi:#E11D3C;
  --red-down:#A50D26;
  --red-glow:rgba(200,16,46,.35);
  --paper:#F4F1EC;
  --paper-block:#F4F1EC;
  --muted:#9AA0AB;
  --weak:#6B7280;
  --teal:#2FD3C0;
  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;
  --shadow:inset 0 1px 0 rgba(255,255,255,.04),0 10px 28px rgba(0,0,0,.45);
  --shadow-hi:inset 0 1px 0 rgba(255,255,255,.05),0 18px 40px rgba(0,0,0,.55);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--ink-900);
  color:var(--paper);
  font-family:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.8;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
input,button{font-size:inherit;}
::selection{background:var(--red);color:#fff;}
:focus-visible{outline:2px solid var(--red);outline-offset:3px;border-radius:6px;}

.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 32px;
}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:90;
  background:rgba(10,12,15,.92);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:padding .18s var(--ease),background .18s var(--ease);
}
.nav-shell{padding-top:14px;padding-bottom:12px;}
.nav-top{
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  align-items:center;
  gap:24px;
}
.logo{display:inline-flex;align-items:center;gap:10px;white-space:nowrap;}
.logo-mark{
  width:30px;height:30px;border-radius:9px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,var(--red),#7d0a1e);
  box-shadow:0 6px 16px rgba(200,16,46,.35);
  flex:none;
}
.logo-mark svg{width:17px;height:17px;}
.logo-text{display:inline-flex;align-items:baseline;gap:8px;}
.logo-text b{font-size:20px;font-weight:800;letter-spacing:-.01em;color:var(--paper);}
.logo-text i{
  font-style:normal;font-size:11px;font-weight:600;
  color:var(--muted);letter-spacing:.06em;
  padding:2px 7px;border:1px solid var(--line);border-radius:999px;
}
.search-form{
  position:relative;
  display:flex;align-items:center;
  width:100%;
  min-width:280px;max-width:560px;
  height:44px;
  margin:0 auto;
  padding-left:44px;padding-right:5px;
  background:var(--ink-700);
  border:1px solid var(--line);
  border-radius:999px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.search-form:hover{border-color:var(--line-strong);}
.search-form:focus-within{
  border-color:var(--red);
  box-shadow:0 0 0 3px var(--red-glow);
}
.search-icon{
  position:absolute;left:16px;top:50%;transform:translateY(-50%);
  width:18px;height:18px;color:var(--muted);pointer-events:none;
}
.search-form input{
  flex:1;min-width:0;
  height:100%;
  background:none;border:0;outline:none;
  color:var(--paper);font-size:15px;
}
.search-form input::placeholder{color:var(--weak);}
.search-form button{
  flex:none;
  height:34px;padding:0 18px;
  border:0;border-radius:999px;
  background:var(--red);color:#fff;
  font-size:14px;font-weight:600;cursor:pointer;
  transition:background .18s var(--ease),transform .18s var(--ease);
}
.search-form button:hover{background:var(--red-hi);transform:translateY(-1px);}
.search-form button:active{background:var(--red-down);transform:none;}
.menu-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  background:var(--ink-700);
  border:1px solid var(--line);
  border-radius:12px;
  color:var(--paper);
  cursor:pointer;
}
.menu-toggle:hover{border-color:var(--line-strong);}
.chip-row{
  display:flex;flex-wrap:wrap;gap:8px;
  justify-content:center;
  margin-top:12px;
}
.chip{
  display:inline-flex;align-items:center;
  min-height:34px;padding:6px 15px;
  border:1px solid var(--line);
  border-radius:999px;
  font-size:13.5px;font-weight:500;
  color:var(--muted);
  white-space:nowrap;
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.chip:hover{background:var(--red);border-color:var(--red);color:#fff;}
.chip[aria-current="page"]{background:var(--red);border-color:var(--red);color:#fff;}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:200;
  background:var(--ink-900);
  display:none;
  padding:20px;
  overflow-y:auto;
}
.drawer.is-open{display:block;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px;}
.drawer-close{
  width:44px;height:44px;border-radius:12px;
  background:var(--ink-700);border:1px solid var(--line);color:var(--paper);
  display:grid;place-items:center;cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-top:8px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 4px;
  border-bottom:1px solid var(--line);
  font-size:16px;color:var(--paper);
}
.drawer-nav a svg{color:var(--weak);}
.drawer-nav a[aria-current="page"]{color:var(--red-hi);}
.drawer-cta{margin-top:24px;}
body.is-locked{overflow:hidden;}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 24px;
  border-radius:999px;
  font-size:15px;font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease);
}
.btn-primary{background:var(--red);color:#fff;}
.btn-primary:hover{background:var(--red-hi);transform:translateY(-1px);box-shadow:0 10px 26px var(--red-glow);}
.btn-primary:active{background:var(--red-down);transform:none;box-shadow:none;}
.btn-ghost{background:transparent;color:var(--paper);border-color:rgba(255,255,255,.3);}
.btn-ghost:hover{border-color:rgba(255,255,255,.6);background:rgba(255,255,255,.06);}
.btn-ghost:active{background:rgba(255,255,255,.12);}
.btn-dark{background:#14161A;color:#F4F1EC;border-color:#14161A;}
.btn-dark:hover{background:#23262c;transform:translateY(-1px);}
.btn-sm{min-height:38px;padding:0 18px;font-size:14px;}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--paper);
}
.link-arrow svg{transition:transform .18s var(--ease);}
.link-arrow:hover{color:var(--red-hi);}
.link-arrow:hover svg{transform:translateX(4px);}

/* ---------- 面包屑 ---------- */
.crumbs{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--weak);
  overflow-x:auto;white-space:nowrap;
  padding-bottom:2px;
}
.crumbs::-webkit-scrollbar{height:0;}
.crumbs a{color:var(--muted);transition:color .18s var(--ease);}
.crumbs a:hover{color:var(--red-hi);}
.crumbs span[aria-current]{color:var(--weak);}
.crumbs .sep{color:rgba(255,255,255,.22);}

/* ---------- 页面首屏 ---------- */
.page-hero{
  position:relative;
  padding:40px 0 72px;
  background-image:
    linear-gradient(180deg,rgba(10,12,15,.86) 0%,rgba(10,12,15,.92) 55%,var(--ink-900) 100%),
    url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center 30%;
  border-bottom:1px solid var(--line);
}
.page-hero .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  margin:26px 0 16px;
  font-size:12px;font-weight:600;letter-spacing:.08em;
  color:var(--teal);
  border:1px solid rgba(47,211,192,.4);
  border-radius:999px;
  padding:5px 12px;
}
.page-hero .eyebrow .dot{
  width:6px;height:6px;border-radius:50%;background:var(--teal);
}
.page-title{
  font-size:52px;
  font-weight:800;
  line-height:1.15;
  letter-spacing:-.02em;
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:14px;
}
.page-title .h1-sub{
  font-size:16px;
  font-weight:600;
  letter-spacing:0;
  color:var(--muted);
  padding-left:14px;
  border-left:1px solid rgba(255,255,255,.18);
}
.page-lead{
  margin-top:16px;
  max-width:660px;
  font-size:15px;
  line-height:1.75;
  color:var(--muted);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}

.stats{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;
  margin-top:36px;
  background:var(--line);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
}
.stat{
  background:rgba(16,19,25,.78);
  padding:18px 20px;
}
.stat b{
  display:block;
  font-family:"Barlow Condensed","Oswald",system-ui,sans-serif;
  font-size:32px;
  font-weight:700;
  line-height:1.1;
  color:var(--paper);
  letter-spacing:.01em;
}
.stat b em{font-style:normal;font-size:14px;color:var(--red-hi);margin-left:2px;}
.stat span{display:block;margin-top:6px;font-size:12px;letter-spacing:.04em;color:var(--muted);}

/* ---------- 板块通用 ---------- */
.section{padding:72px 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;flex-wrap:wrap;
  margin-bottom:26px;
}
.section-title{
  position:relative;
  font-size:31px;
  font-weight:700;
  line-height:1.25;
  letter-spacing:-.01em;
  padding-left:16px;
}
.section-title::before{
  content:"";
  position:absolute;left:0;top:6px;
  width:4px;height:22px;border-radius:2px;
  background:var(--red);
}
.section-desc{margin-top:10px;font-size:15px;color:var(--muted);max-width:640px;}

/* ---------- 位置筛选 ---------- */
.filter-row{
  display:flex;flex-wrap:wrap;gap:10px;
  margin-bottom:28px;
}
.filter-btn{
  min-height:38px;padding:0 18px;
  background:transparent;
  border:1px solid var(--line);
  border-radius:999px;
  color:var(--muted);
  font-size:14px;font-weight:500;
  cursor:pointer;
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.filter-btn:hover{border-color:var(--line-strong);color:var(--paper);}
.filter-btn[aria-pressed="true"]{
  background:var(--red);border-color:var(--red);color:#fff;
  box-shadow:0 8px 20px rgba(200,16,46,.28);
}

/* ---------- 球员卡网格 ---------- */
.squad-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
}
.p-card{
  position:relative;
  display:flex;flex-direction:column;
  background:var(--ink-700);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.p-card::after{
  content:"";
  position:absolute;left:0;right:0;bottom:0;height:3px;
  background:var(--red);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .18s var(--ease);
}
.p-card:hover{
  transform:translateY(-4px);
  border-color:rgba(200,16,46,.45);
  box-shadow:var(--shadow-hi);
}
.p-card:hover::after{transform:scaleX(1);}
.p-figure{
  position:relative;
  aspect-ratio:3/4;
  background:var(--ink-600);
  overflow:hidden;
}
.p-figure img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .4s var(--ease);
}
.p-card:hover .p-figure img{transform:scale(1.04);}
.p-figure::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,12,15,0) 55%,rgba(10,12,15,.65) 100%);
}
.p-num{
  position:absolute;top:10px;left:10px;z-index:2;
  font-family:"Barlow Condensed","Oswald",system-ui,sans-serif;
  font-size:13px;font-weight:700;letter-spacing:.06em;
  padding:3px 9px;border-radius:999px;
  background:rgba(10,12,15,.7);
  border:1px solid rgba(255,255,255,.14);
  color:var(--paper);
}
.p-tag{
  position:absolute;right:10px;bottom:10px;z-index:2;
  font-size:11.5px;font-weight:600;letter-spacing:.04em;
  padding:3px 9px;border-radius:999px;
  background:rgba(200,16,46,.9);color:#fff;
}
.p-meta{padding:14px 16px 18px;}
.p-meta h3{font-size:17px;font-weight:600;line-height:1.45;}
.p-meta p{margin-top:6px;font-size:13px;line-height:1.65;color:var(--muted);}

/* ---------- 位置职责速读 ---------- */
.duty-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.duty-card{
  padding:26px 24px;
  background:var(--ink-800);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  transition:border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease);
}
.duty-card:hover{
  transform:translateY(-4px);
  border-color:rgba(200,16,46,.45);
  box-shadow:var(--shadow-hi);
}
.duty-card .kicker{
  font-family:"Barlow Condensed","Oswald",system-ui,sans-serif;
  font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--red-hi);
}
.duty-card h3{margin-top:10px;font-size:19px;font-weight:600;}
.duty-card p{margin-top:10px;font-size:14.5px;line-height:1.8;color:var(--muted);}
.duty-list{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px;}
.duty-list li{
  font-size:12px;letter-spacing:.04em;
  padding:4px 10px;border-radius:999px;
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);
  color:var(--muted);
}

/* ---------- 图文步骤 ---------- */
.steps{
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);
  gap:48px;
  align-items:center;
}
.step-item{display:flex;gap:18px;padding:20px 0;border-top:1px solid var(--line);}
.step-item:first-child{border-top:0;padding-top:0;}
.step-no{
  flex:none;
  font-family:"Barlow Condensed","Oswald",system-ui,sans-serif;
  font-size:34px;font-weight:700;line-height:1;
  color:rgba(200,16,46,.85);
  min-width:52px;
}
.step-item h3{font-size:18px;font-weight:600;}
.step-item p{margin-top:8px;font-size:14.5px;line-height:1.8;color:var(--muted);max-width:44ch;}
.steps-figure{
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  background:var(--ink-700);
  aspect-ratio:4/3;
}
.steps-figure img{width:100%;height:100%;object-fit:cover;}

/* ---------- FAQ 亮色块 ---------- */
.faq-section{
  background:var(--paper-block);
  color:#14161A;
  padding:72px 0;
}
.faq-section .section-title{color:#14161A;}
.faq-section .section-desc{color:#4b5058;}
.faq-list{display:flex;flex-direction:column;gap:12px;margin-top:8px;}
.faq-item{
  background:#fff;
  border:1px solid #e2ddd5;
  border-radius:var(--r-md);
  overflow:hidden;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.faq-item:hover{border-color:#cfc7bb;}
.faq-item.is-open{border-color:rgba(200,16,46,.45);box-shadow:0 10px 24px rgba(20,22,26,.08);}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 20px;
  background:none;border:0;
  text-align:left;
  font-size:17px;font-weight:600;color:#14161A;
  cursor:pointer;
}
.faq-q .sign{
  flex:none;width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;
  background:#14161A;color:#F4F1EC;
  font-size:16px;line-height:1;
  transition:background .18s var(--ease),transform .18s var(--ease);
}
.faq-item.is-open .faq-q .sign{background:var(--red);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .18s var(--ease);
}
.faq-a p{
  padding:0 20px 20px;
  font-size:15px;line-height:1.85;color:#4b5058;
}

/* ---------- 相关分类 ---------- */
.relate-row{
  display:flex;gap:10px;
  overflow-x:auto;
  padding-bottom:6px;
  scrollbar-width:none;
}
.relate-row::-webkit-scrollbar{height:0;}
.relate-row .chip{flex:none;}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  background:linear-gradient(115deg,var(--red) 0%,#8c0a20 46%,var(--ink-800) 100%);
  border-radius:var(--r-lg);
  padding:48px 44px;
  display:flex;align-items:center;justify-content:space-between;
  gap:32px;flex-wrap:wrap;
  box-shadow:0 24px 60px rgba(0,0,0,.45);
}
.cta-band h2{font-size:30px;font-weight:700;line-height:1.3;letter-spacing:-.01em;}
.cta-band p{margin-top:10px;font-size:15px;color:rgba(244,241,236,.78);max-width:52ch;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
.cta-band .btn-ghost{border-color:rgba(255,255,255,.5);}
.cta-band .btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.12);}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink-800);
  border-top:1px solid var(--line);
  padding:56px 0 28px;
  margin-top:72px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand .logo{margin-bottom:16px;}
.footer-intro{font-size:15px;line-height:1.8;color:var(--muted);max-width:38ch;}
.socials{display:flex;gap:10px;margin-top:18px;}
.socials a{
  width:36px;height:36px;border-radius:50%;
  display:grid;place-items:center;
  border:1px solid var(--line);
  color:var(--muted);
  transition:color .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease);
}
.socials a:hover{color:#fff;border-color:var(--red);background:var(--red);}
.footer-col h3{
  font-size:14px;font-weight:600;letter-spacing:.06em;
  color:var(--paper);margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a,.footer-col span{font-size:14px;color:var(--muted);transition:color .18s var(--ease);}
.footer-col a:hover{color:var(--red-hi);}
.footer-bottom{
  margin-top:40px;
  padding-top:20px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:14px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:var(--weak);
}
.footer-bottom .fb-links{display:flex;gap:18px;flex-wrap:wrap;}
.footer-bottom a:hover{color:var(--muted);}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .container{padding:0 24px;}
  .page-title{font-size:42px;}
  .section{padding:60px 0;}
  .section-title{font-size:27px;}
  .squad-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
  .duty-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}

@media (max-width:768px){
  .container{padding:0 20px;}
  .nav-top{grid-template-columns:1fr auto;gap:12px;}
  .logo-text b{font-size:18px;}
  .menu-toggle{display:inline-flex;}
  .search-form{
    grid-column:1 / -1;
    order:3;
    min-width:0;max-width:none;
    height:42px;
    margin-top:10px;
  }
  .chip-row{
    justify-content:flex-start;
    flex-wrap:nowrap;
    overflow-x:auto;
    scrollbar-width:none;
    margin-top:10px;
    padding-bottom:2px;
    -webkit-mask-image:linear-gradient(90deg,#000 88%,transparent 100%);
    mask-image:linear-gradient(90deg,#000 88%,transparent 100%);
  }
  .chip-row::-webkit-scrollbar{height:0;}
  .page-hero{padding:28px 0 56px;}
  .page-title{font-size:32px;gap:8px;}
  .page-title .h1-sub{
    font-size:13px;padding-left:0;border-left:0;
    width:100%;
  }
  .page-lead{font-size:14.5px;}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:28px;}
  .stat{padding:16px;}
  .stat b{font-size:26px;}
  .section{padding:52px 0;}
  .section-title{font-size:23px;}
  .section-title::before{height:18px;top:5px;}
  .squad-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
  .p-meta{padding:12px 12px 14px;}
  .p-meta h3{font-size:15.5px;}
  .p-meta p{font-size:12.5px;}
  .duty-grid{grid-template-columns:1fr;gap:16px;}
  .duty-card{padding:22px 20px;}
  .faq-section{padding:52px 0;}
  .faq-q{font-size:15.5px;padding:14px 16px;}
  .faq-a p{padding:0 16px 16px;font-size:14.5px;}
  .cta-band{padding:32px 24px;border-radius:var(--r-md);}
  .cta-band h2{font-size:23px;}
  .cta-band p{font-size:14.5px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;gap:0;}
  .site-footer{padding:40px 0 24px;margin-top:52px;}
  .footer-col{border-top:1px solid var(--line);padding:16px 0;}
  .footer-col:first-of-type{border-top:0;}
  .footer-col h3{margin-bottom:12px;}
  .footer-brand{margin-bottom:20px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
}

@media (max-width:520px){
  .page-title{font-size:29px;}
  .hero-actions .btn{width:100%;}
  .squad-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;}
  .step-no{font-size:28px;min-width:42px;}
  .step-item{gap:12px;padding:16px 0;}
  .filter-btn{min-height:36px;padding:0 14px;font-size:13.5px;}
}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: category3 */
:root{
  --ink-900:#0A0C0F;
  --ink-800:#101319;
  --ink-700:#171B22;
  --ink-600:#1E232B;
  --line:rgba(255,255,255,.08);
  --line-red:rgba(200,16,46,.45);
  --red:#C8102E;
  --red-hi:#E11D3C;
  --red-down:#A50D26;
  --teal:#2FD3C0;
  --paper:#F4F1EC;
  --muted:#9AA0AB;
  --dim:#6B7280;
  --paper-block:#F4F1EC;
  --ink-on-paper:#14161A;
  --radius-lg:20px;
  --radius:14px;
  --radius-sm:10px;
  --shadow:inset 0 1px 0 rgba(255,255,255,.04),0 10px 28px rgba(0,0,0,.45);
  --shadow-hi:inset 0 1px 0 rgba(255,255,255,.06),0 18px 40px rgba(0,0,0,.55);
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:180ms var(--ease);
  --container:1240px;
  --font-cn:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Barlow Condensed","Oswald",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--ink-900);
  color:var(--paper);
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.8;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--red);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(10,12,15,.72);
  border-bottom:1px solid transparent;
  transition:background var(--t),border-color var(--t),backdrop-filter var(--t);
}
.site-header.is-scrolled{
  background:rgba(10,12,15,.9);
  border-bottom-color:var(--line);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.nav-shell{padding-top:16px;padding-bottom:14px;transition:padding var(--t)}
.site-header.is-scrolled .nav-shell{padding-top:10px;padding-bottom:10px}
.nav-top{display:flex;align-items:center;gap:20px;justify-content:space-between}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none}
.logo-mark{
  width:28px;height:28px;border-radius:8px;background:var(--red);
  display:inline-flex;align-items:center;justify-content:center;flex:none;
  box-shadow:0 6px 16px rgba(200,16,46,.35);
}
.logo-mark svg{width:16px;height:16px}
.logo-text{display:flex;align-items:baseline;gap:8px;line-height:1}
.logo-text b{font-size:20px;font-weight:800;letter-spacing:-.01em;color:var(--paper)}
.logo-text i{
  font-style:normal;font-size:11px;font-weight:600;letter-spacing:.08em;
  color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:3px 8px;
}
.search-form{
  position:relative;display:flex;align-items:center;
  flex:1 1 auto;min-width:260px;max-width:560px;height:44px;
  background:var(--ink-700);border:1px solid var(--line);border-radius:999px;
  padding:0 5px 0 42px;
  transition:border-color var(--t),box-shadow var(--t),background var(--t);
}
.search-form:hover{border-color:rgba(255,255,255,.18)}
.search-form:focus-within{
  border-color:var(--red);
  box-shadow:0 0 0 3px rgba(200,16,46,.35);
  background:var(--ink-600);
}
.search-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);width:17px;height:17px;color:var(--muted)}
.search-form input{
  flex:1;height:100%;background:none;border:0;outline:none;
  font-size:14px;color:var(--paper);
}
.search-form input::placeholder{color:var(--dim)}
.search-form input::-webkit-search-cancel-button{filter:invert(.6)}
.search-form button{
  flex:none;height:34px;padding:0 18px;border-radius:999px;
  background:var(--red);color:#fff;font-size:13px;font-weight:600;
  transition:background var(--t),transform var(--t);
}
.search-form button:hover{background:var(--red-hi);transform:translateY(-1px)}
.search-form button:active{background:var(--red-down);transform:none}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);color:var(--paper);
  align-items:center;justify-content:center;
  transition:border-color var(--t),background var(--t);
}
.menu-toggle:hover{border-color:rgba(255,255,255,.3);background:rgba(255,255,255,.06)}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.chip{
  display:inline-flex;align-items:center;height:34px;padding:0 15px;
  border:1px solid var(--line);border-radius:999px;
  font-size:13.5px;font-weight:600;color:var(--muted);white-space:nowrap;
  transition:color var(--t),background var(--t),border-color var(--t),transform var(--t);
}
.chip:hover{background:var(--red);border-color:var(--red);color:#fff;transform:translateY(-1px)}
.chip[aria-current="page"]{background:var(--red);border-color:var(--red);color:#fff}

/* ---------- Drawer ---------- */
.drawer{
  position:fixed;inset:0;z-index:90;background:var(--ink-900);
  display:flex;flex-direction:column;gap:18px;padding:20px;
  transform:translateX(100%);opacity:0;pointer-events:none;
  transition:transform 260ms var(--ease),opacity 260ms var(--ease);
}
.drawer.is-open{transform:none;opacity:1;pointer-events:auto}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  color:var(--paper);font-size:22px;line-height:1;
}
.drawer-close:hover{border-color:rgba(255,255,255,.3)}
.drawer-nav{display:flex;flex-direction:column;gap:4px}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;padding:0 4px;border-bottom:1px solid var(--line);
  font-size:16px;font-weight:600;color:var(--paper);
}
.drawer-nav a span{color:var(--dim);font-size:14px}
.drawer-nav a[aria-current="page"]{color:var(--red-hi)}
.drawer-cta{margin-top:auto;justify-content:center}
body.drawer-open{overflow:hidden}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:600;letter-spacing:.01em;
  transition:background var(--t),border-color var(--t),transform var(--t),box-shadow var(--t),color var(--t);
}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 8px 24px rgba(200,16,46,.28)}
.btn-primary:hover{background:var(--red-hi);transform:translateY(-1px);box-shadow:0 12px 30px rgba(200,16,46,.4)}
.btn-primary:active{background:var(--red-down);transform:none;box-shadow:none}
.btn-ghost{border:1px solid rgba(255,255,255,.3);color:var(--paper)}
.btn-ghost:hover{border-color:rgba(255,255,255,.6);background:rgba(255,255,255,.06);transform:translateY(-1px)}
.btn-ghost:active{transform:none}
.btn-link{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--red-hi);
}
.btn-link svg{transition:transform var(--t)}
.btn-link:hover svg{transform:translateX(4px)}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- Breadcrumb ---------- */
.breadcrumb{padding:22px 0 0}
.breadcrumb ol{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--dim);white-space:nowrap;overflow-x:auto;scrollbar-width:none}
.breadcrumb ol::-webkit-scrollbar{display:none}
.breadcrumb a{color:var(--muted);transition:color var(--t)}
.breadcrumb a:hover{color:var(--red-hi)}
.breadcrumb li[aria-current]{color:var(--muted)}

/* ---------- Sections ---------- */
.section{padding:72px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-head h2{
  position:relative;font-size:30px;font-weight:700;line-height:1.25;letter-spacing:-.01em;
  padding-left:16px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--red);
}
.section-desc{margin-top:10px;font-size:15px;line-height:1.7;color:var(--muted);max-width:640px}

/* ---------- Hero ---------- */
.hero{position:relative;padding:56px 0 0}
.hero-stage{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  border:1px solid var(--line);
  min-height:420px;display:flex;align-items:flex-end;
  background-image:linear-gradient(180deg,rgba(10,12,15,.28) 0%,rgba(10,12,15,.72) 46%,rgba(10,12,15,.96) 100%),url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
}
.hero-inner{position:relative;z-index:2;padding:44px 40px;max-width:760px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;
  border-radius:999px;background:rgba(200,16,46,.16);border:1px solid var(--line-red);
  font-size:12px;font-weight:600;letter-spacing:.05em;color:#F4C9D1;margin-bottom:16px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--teal)}
.hero h1{
  font-size:50px;font-weight:800;line-height:1.14;letter-spacing:-.02em;
}
.hero-sub{margin-top:16px;font-size:17px;line-height:1.7;color:#D6D2CB;max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-badge{
  position:absolute;right:28px;bottom:28px;z-index:2;
  display:inline-flex;align-items:center;gap:7px;
  height:30px;padding:0 13px;border-radius:999px;
  background:rgba(10,12,15,.62);border:1px solid var(--line);
  font-size:12px;font-weight:600;color:#CFCAC3;backdrop-filter:blur(6px);
}
.hero-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--teal)}

/* ---------- Stats ---------- */
.stats{margin-top:28px;border:1px solid var(--line);border-radius:var(--radius);background:var(--ink-800);overflow:hidden}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:22px 24px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat b{display:block;font-family:var(--font-num);font-size:34px;font-weight:700;line-height:1;color:var(--paper);letter-spacing:.01em}
.stat b em{font-style:normal;font-size:17px;color:var(--red-hi);margin-left:2px}
.stat span{display:block;margin-top:8px;font-size:12.5px;color:var(--muted);letter-spacing:.02em}

/* ---------- Media row ---------- */
.media-row{position:relative}
.media-track{
  display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:4px 2px 12px;scrollbar-width:none;
}
.media-track::-webkit-scrollbar{display:none}
.poster{
  flex:0 0 260px;scroll-snap-align:start;
  border-radius:var(--radius);overflow:hidden;position:relative;
  background:var(--ink-700);border:1px solid var(--line);
  box-shadow:var(--shadow);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.poster:hover{transform:translateY(-4px);box-shadow:var(--shadow-hi);border-color:var(--line-red)}
.poster-media{position:relative;aspect-ratio:3/4;overflow:hidden;background:var(--ink-700)}
.poster-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--t)}
.poster:hover .poster-media img{transform:scale(1.04)}
.poster-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,12,15,0) 42%,rgba(10,12,15,.9) 100%);
}
.poster-tag{
  position:absolute;left:12px;top:12px;z-index:2;
  height:24px;padding:0 10px;border-radius:999px;
  background:var(--red);color:#fff;font-size:11.5px;font-weight:600;letter-spacing:.04em;
  display:inline-flex;align-items:center;
}
.poster-count{
  position:absolute;right:12px;bottom:12px;z-index:2;
  height:24px;padding:0 10px;border-radius:999px;
  background:rgba(10,12,15,.7);border:1px solid var(--line);
  color:#E4E0DA;font-size:11.5px;font-weight:600;
  display:inline-flex;align-items:center;
}
.poster-title{
  position:absolute;left:14px;right:14px;bottom:46px;z-index:2;
  font-size:17px;font-weight:700;line-height:1.35;color:#fff;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.media-nav{display:none;gap:8px}
.media-arrow{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);
  color:var(--muted);display:inline-flex;align-items:center;justify-content:center;
  transition:color var(--t),border-color var(--t),background var(--t);
}
.media-arrow:hover{color:#fff;border-color:var(--line-red);background:rgba(200,16,46,.18)}
.media-lines{display:flex;gap:6px;justify-content:center;margin-top:6px}
.media-lines i{display:block;width:26px;height:3px;border-radius:2px;background:rgba(255,255,255,.16)}
.media-lines i.on{background:var(--red)}

/* ---------- Wall ---------- */
.wall{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:6px}
.wall-col{display:flex;flex-direction:column;gap:18px}
.wall-card{
  position:relative;border-radius:var(--radius);overflow:hidden;
  background:var(--ink-700);border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.wall-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hi);border-color:var(--line-red)}
.wall-media{position:relative;overflow:hidden;background:var(--ink-700)}
.wall-card.tall .wall-media{aspect-ratio:3/4}
.wall-card.wide .wall-media{aspect-ratio:16/9}
.wall-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--t)}
.wall-card:hover .wall-media img{transform:scale(1.04)}
.wall-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,12,15,0) 50%,rgba(10,12,15,.82) 100%)}
.wall-badge{
  position:absolute;right:12px;top:12px;z-index:2;
  height:24px;padding:0 10px;border-radius:999px;
  background:rgba(10,12,15,.72);border:1px solid var(--line);
  color:#E8E4DE;font-size:11.5px;font-weight:600;
  display:inline-flex;align-items:center;gap:5px;
}
.wall-body{padding:16px 18px 18px;position:relative;z-index:2}
.wall-body h3{font-size:18px;font-weight:600;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.wall-body p{margin-top:8px;font-size:14px;line-height:1.7;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.wall-meta{display:flex;align-items:center;gap:10px;margin-top:12px;font-size:12.5px;color:var(--dim)}
.wall-meta .tag{
  height:22px;padding:0 9px;border-radius:999px;background:rgba(255,255,255,.08);
  color:#CFCAC3;font-size:11.5px;font-weight:600;display:inline-flex;align-items:center;
}

/* ---------- Steps ---------- */
.steps{display:flex;flex-direction:column;gap:26px}
.step{
  display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:center;
  background:var(--ink-800);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px;transition:border-color var(--t),box-shadow var(--t);
}
.step:hover{border-color:var(--line-red);box-shadow:var(--shadow)}
.step.reverse .step-media{order:-1}
.step-num{
  font-family:var(--font-num);font-size:52px;font-weight:700;line-height:1;
  color:rgba(200,16,46,.85);letter-spacing:.02em;
}
.step h3{margin-top:6px;font-size:22px;font-weight:700;line-height:1.4}
.step p{margin-top:12px;font-size:15.5px;line-height:1.8;color:var(--muted)}
.step-media{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);aspect-ratio:16/9;background:var(--ink-700)}
.step-media img{width:100%;height:100%;object-fit:cover}

/* ---------- FAQ (light block) ---------- */
.faq-section{margin-top:72px;background:var(--paper-block);color:var(--ink-on-paper);padding:64px 0 72px}
.faq-section .section-head h2{color:var(--ink-on-paper)}
.faq-section .section-desc{color:#4B525C}
.faq-section .section-head h2::before{background:var(--red)}
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px}
.faq-item{border:1px solid rgba(20,22,26,.12);border-radius:var(--radius);background:#fff;overflow:hidden;transition:border-color var(--t),box-shadow var(--t)}
.faq-item:hover{border-color:rgba(200,16,46,.4)}
.faq-item.is-open{border-color:rgba(200,16,46,.5);box-shadow:0 10px 26px rgba(20,22,26,.08)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;text-align:left;font-size:17px;font-weight:600;color:var(--ink-on-paper);
  min-height:44px;
}
.faq-q .sign{
  flex:none;width:26px;height:26px;border-radius:50%;border:1px solid rgba(20,22,26,.2);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:600;color:#4B525C;transition:background var(--t),color var(--t),border-color var(--t);
}
.faq-item.is-open .faq-q .sign{background:var(--red);border-color:var(--red);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height 220ms var(--ease)}
.faq-a-inner{padding:0 20px 20px;font-size:15px;line-height:1.85;color:#4B525C}

/* ---------- CTA ---------- */
.cta-band{
  margin-top:72px;border-radius:var(--radius-lg);overflow:hidden;position:relative;
  background:linear-gradient(120deg,var(--red) 0%,#8E0C22 46%,var(--ink-800) 100%);
  border:1px solid var(--line-red);
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;padding:40px 40px}
.cta-inner h2{font-size:30px;font-weight:700;line-height:1.3;letter-spacing:-.01em}
.cta-inner p{margin-top:10px;font-size:15px;line-height:1.7;color:rgba(255,255,255,.82);max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:none}
.cta-actions .btn-ghost{border-color:rgba(255,255,255,.45);color:#fff}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff}
.cta-actions .btn-primary{background:#fff;color:var(--red-down)}
.cta-actions .btn-primary:hover{background:#F4F1EC;color:var(--red-down);box-shadow:0 12px 30px rgba(0,0,0,.28)}

/* ---------- Related chips ---------- */
.related{margin-top:56px;padding:28px 0 0;border-top:1px solid var(--line)}
.related h2{font-size:16px;font-weight:600;color:var(--muted);letter-spacing:.02em}
.related-row{display:flex;gap:10px;overflow-x:auto;padding:16px 2px 6px;scrollbar-width:none}
.related-row::-webkit-scrollbar{display:none}

/* ---------- Footer ---------- */
.site-footer{margin-top:88px;background:var(--ink-800);border-top:1px solid var(--line);padding:56px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.footer-brand .logo-text b{font-size:18px}
.footer-intro{margin-top:16px;font-size:15px;line-height:1.8;color:var(--muted);max-width:340px}
.socials{display:flex;gap:10px;margin-top:20px}
.socials a{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--muted);
  transition:color var(--t),border-color var(--t),background var(--t),transform var(--t);
}
.socials a:hover{color:#fff;border-color:var(--line-red);background:rgba(200,16,46,.2);transform:translateY(-2px)}
.footer-col h3{font-size:14px;font-weight:600;letter-spacing:.06em;color:var(--paper);margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a,.footer-col span{font-size:14px;color:var(--muted);transition:color var(--t)}
.footer-col a:hover{color:var(--red-hi)}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--dim);
}
.footer-bottom .links{display:flex;flex-wrap:wrap;gap:16px}
.footer-bottom a{color:var(--dim);transition:color var(--t)}
.footer-bottom a:hover{color:var(--muted)}

/* ---------- Skeleton shimmer ---------- */
.poster-media img,.wall-media img,.step-media img{background:var(--ink-700)}
.img-skeleton{position:relative;overflow:hidden;background:var(--ink-700)}
.img-skeleton::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(255,255,255,0) 0%,rgba(255,255,255,.06) 50%,rgba(255,255,255,0) 100%);
  animation:shimmer 1.4s infinite linear;
}
@keyframes shimmer{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}

/* ---------- Responsive ---------- */
@media (min-width:1025px){
  .media-nav{display:inline-flex}
  .section-head{align-items:flex-end}
}
@media (max-width:1024px){
  .container{padding:0 24px}
  .hero h1{font-size:40px}
  .hero-inner{padding:36px 28px;max-width:100%}
  .section{padding:56px 0 0}
  .section-head h2{font-size:26px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat{border-bottom:1px solid var(--line)}
  .stat:nth-child(2n){border-right:0}
  .stat:nth-child(3),.stat:nth-child(4){border-bottom:0}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:32px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:900px){
  .nav-top{flex-wrap:wrap;gap:12px}
  .menu-toggle{display:inline-flex}
  .search-form{order:3;flex:1 1 100%;max-width:none;min-width:0;height:42px}
  .search-form input{font-size:13.5px}
  .search-form input::placeholder{color:var(--dim)}
  .chip-row{order:4;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;margin-top:12px;
    -webkit-mask-image:linear-gradient(90deg,#000 88%,transparent 100%);
    mask-image:linear-gradient(90deg,#000 88%,transparent 100%);}
  .chip-row::-webkit-scrollbar{display:none}
  .nav-shell{padding-top:12px;padding-bottom:12px}
  .hero{padding-top:32px}
  .step{grid-template-columns:1fr;gap:20px;padding:20px}
  .step.reverse .step-media{order:0}
  .wall{grid-template-columns:1fr}
}
@media (max-width:520px){
  .container{padding:0 20px}
  body{font-size:16px}
  .logo-text b{font-size:18px}
  .logo-text i{display:none}
  .hero-stage{min-height:0;border-radius:16px}
  .hero-inner{padding:26px 20px 72px}
  .hero h1{font-size:31px;line-height:1.2}
  .hero-sub{font-size:15px;margin-top:12px}
  .hero-actions{gap:10px;margin-top:20px}
  .hero-actions .btn{flex:1 1 100%;justify-content:center}
  .hero-badge{left:20px;right:auto;bottom:22px}
  .section{padding:48px 0 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:20px}
  .section-head h2{font-size:22px}
  .section-desc{font-size:14px}
  .stat{padding:16px 18px}
  .stat b{font-size:28px}
  .poster{flex-basis:220px}
  .poster-title{font-size:15.5px}
  .wall-body{padding:14px 16px 16px}
  .wall-body h3{font-size:16.5px}
  .step-num{font-size:40px}
  .step h3{font-size:19px}
  .step p{font-size:14.5px}
  .faq-section{padding:44px 0 52px}
  .faq-q{font-size:15.5px;padding:16px 16px}
  .faq-a-inner{padding:0 16px 16px;font-size:14px}
  .cta-inner{padding:26px 20px}
  .cta-inner h2{font-size:22px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%;justify-content:center}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .site-footer{margin-top:64px;padding-top:40px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .related{margin-top:44px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* roulang page: category4 */
:root{
  --ink-900:#0A0C0F;
  --ink-800:#101319;
  --ink-700:#171B22;
  --ink-600:#1E232B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.18);
  --red:#C8102E;
  --red-hi:#E11D3C;
  --red-lo:#A50D26;
  --glow:rgba(200,16,46,.35);
  --paper:#F4F1EC;
  --muted:#9AA0AB;
  --weak:#6B7280;
  --teal:#2FD3C0;
  --paper-block:#F4F1EC;
  --block-ink:#14161A;
  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;
  --shadow:inset 0 1px 0 rgba(255,255,255,.04),0 10px 28px rgba(0,0,0,.45);
  --shadow-hi:inset 0 1px 0 rgba(255,255,255,.06),0 18px 40px rgba(0,0,0,.55);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--ink-900);
  color:var(--paper);
  font-family:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:17px;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
ul,ol{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4,p,figure{margin:0;}
:focus-visible{outline:2px solid var(--red);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(10,12,15,.90);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .18s var(--ease),background .18s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 12px 32px rgba(0,0,0,.55);background:rgba(10,12,15,.96);}
.nav-shell{padding-top:14px;padding-bottom:12px;}
.nav-top{display:flex;align-items:center;gap:20px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--paper);}
.logo-mark{
  width:28px;height:28px;border-radius:8px;background:var(--red);
  display:grid;place-items:center;flex:0 0 auto;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.12);
}
.logo-mark svg{width:18px;height:18px;}
.logo-text{display:flex;flex-direction:column;line-height:1.12;}
.logo-text b{font-size:20px;font-weight:800;letter-spacing:-.01em;}
.logo-text i{font-size:11px;font-style:normal;color:var(--muted);letter-spacing:.18em;}
.search-form{
  position:relative;display:flex;align-items:center;
  flex:1 1 420px;max-width:560px;margin:0 auto;
  height:44px;padding:0 4px 0 42px;
  background:var(--ink-700);border:1px solid var(--line);border-radius:999px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease);
}
.search-form:hover{border-color:var(--line-strong);}
.search-form:focus-within{border-color:var(--red);box-shadow:0 0 0 3px var(--glow);background:var(--ink-600);}
.search-icon{position:absolute;left:16px;width:18px;height:18px;color:var(--muted);}
.search-form input{
  flex:1;min-width:0;height:100%;border:0;background:none;outline:none;
  color:var(--paper);font-size:15px;font-family:inherit;
}
.search-form input::placeholder{color:var(--weak);}
.search-form input::-webkit-search-cancel-button{-webkit-appearance:none;}
.search-form button{
  height:34px;padding:0 18px;border-radius:999px;
  background:var(--red);color:#fff;font-size:14px;font-weight:600;
  transition:background .18s var(--ease),transform .18s var(--ease);
}
.search-form button:hover{background:var(--red-hi);}
.search-form button:active{background:var(--red-lo);transform:translateY(1px);}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:999px;
  border:1px solid var(--line-strong);color:var(--paper);
  align-items:center;justify-content:center;
  transition:border-color .18s var(--ease),background .18s var(--ease);
}
.menu-toggle:hover{border-color:rgba(200,16,46,.6);background:rgba(200,16,46,.14);}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:14px;}
.chip{
  display:inline-flex;align-items:center;height:34px;padding:0 16px;
  border:1px solid var(--line-strong);border-radius:999px;
  font-size:14px;color:var(--muted);
  transition:color .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease);
}
.chip:hover{background:rgba(200,16,46,.16);border-color:rgba(200,16,46,.6);color:var(--paper);}
.chip[aria-current="page"]{background:var(--red);border-color:var(--red);color:#fff;font-weight:600;}

/* ---------- 抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:200;
  display:flex;flex-direction:column;gap:16px;
  padding:20px;
  background:var(--ink-900);
  transform:translateY(-100%);opacity:0;visibility:hidden;
  transition:transform .24s var(--ease),opacity .24s var(--ease),visibility .24s var(--ease);
  overflow-y:auto;
}
.drawer.is-open{transform:none;opacity:1;visibility:visible;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-head .logo-text b{font-size:19px;font-weight:800;}
.drawer-close{
  width:44px;height:44px;border-radius:999px;border:1px solid var(--line-strong);
  display:grid;place-items:center;color:var(--paper);font-size:22px;line-height:1;
}
.drawer-close:hover{border-color:rgba(200,16,46,.6);background:rgba(200,16,46,.14);}
.drawer .search-form{max-width:none;margin:0;flex:0 0 auto;}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-top:4px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;padding:0 4px;
  border-bottom:1px solid var(--line);
  font-size:16px;color:var(--paper);
}
.drawer-nav a::after{content:"›";color:var(--muted);font-size:20px;line-height:1;}
.drawer-nav a[aria-current="page"]{color:var(--red-hi);font-weight:600;}
.drawer-cta{margin-top:auto;width:100%;justify-content:center;}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:600;
  transition:background .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease),color .18s var(--ease);
}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 8px 22px rgba(200,16,46,.28);}
.btn-primary:hover{background:var(--red-hi);transform:translateY(-1px);box-shadow:0 12px 28px rgba(200,16,46,.42);}
.btn-primary:active{background:var(--red-lo);transform:translateY(0);}
.btn-ghost{border:1px solid rgba(255,255,255,.3);color:var(--paper);}
.btn-ghost:hover{border-color:rgba(255,255,255,.6);background:rgba(255,255,255,.06);}
.btn-ghost:active{background:rgba(255,255,255,.1);}
.btn-text{color:var(--muted);font-size:15px;font-weight:600;display:inline-flex;align-items:center;gap:8px;}
.btn-text:hover{color:var(--red-hi);}
.btn-text .arrow{transition:transform .18s var(--ease);}
.btn-text:hover .arrow{transform:translateX(4px);}

/* ---------- 面包屑 ---------- */
.breadcrumbs{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);
  overflow-x:auto;white-space:nowrap;
  scrollbar-width:none;
  padding-bottom:2px;
}
.breadcrumbs::-webkit-scrollbar{display:none;}
.breadcrumbs a{color:var(--muted);transition:color .18s var(--ease);}
.breadcrumbs a:hover{color:var(--paper);}
.breadcrumbs .sep{color:var(--weak);}
.breadcrumbs .current{color:var(--paper);}

/* ---------- Hero ---------- */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center 35%;
  opacity:.55;
  transform:scale(1.02);
}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,12,15,.55) 0%,rgba(10,12,15,.82) 52%,var(--ink-900) 100%);
}
.hero-inner{position:relative;padding:72px 32px 64px;}
.hero-inner .breadcrumbs{margin-bottom:22px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:28px;padding:0 14px;border-radius:999px;
  background:rgba(200,16,46,.16);border:1px solid rgba(200,16,46,.5);
  color:#F3B9C4;font-size:12px;font-weight:600;letter-spacing:.08em;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--red-hi);}
.page-hero h1{
  margin:18px 0 14px;
  font-size:clamp(30px,4.4vw,54px);
  font-weight:800;line-height:1.15;letter-spacing:-.02em;
  max-width:19ch;
}
.hero-sub{max-width:60ch;color:var(--muted);font-size:17px;line-height:1.8;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.hero-note{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:26px;font-size:13px;color:var(--muted);
}
.hero-note .dot{width:7px;height:7px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 4px rgba(47,211,192,.16);}

/* ---------- 数据条 ---------- */
.stat-bar{border-bottom:1px solid var(--line);background:var(--ink-800);}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.stat{padding:26px 8px;text-align:center;border-right:1px solid var(--line);}
.stat:last-child{border-right:0;}
.stat b{
  display:block;font-size:34px;font-weight:800;line-height:1.1;
  letter-spacing:-.02em;color:var(--paper);font-variant-numeric:tabular-nums;
}
.stat b em{font-style:normal;font-size:16px;color:var(--red-hi);margin-left:2px;}
.stat span{display:block;margin-top:6px;font-size:12px;color:var(--muted);letter-spacing:.06em;}

/* ---------- 板块 ---------- */
.section{padding:96px 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;margin-bottom:36px;flex-wrap:wrap;
}
.section-head h2{
  position:relative;padding-left:16px;
  font-size:clamp(22px,3vw,32px);font-weight:700;line-height:1.25;letter-spacing:-.01em;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;
  border-radius:2px;background:var(--red);
}
.section-head p{font-size:15px;color:var(--muted);max-width:52ch;}

/* ---------- 三步流程 ---------- */
.steps-grid{display:grid;grid-template-columns:minmax(0,2.1fr) minmax(0,1fr);gap:40px;align-items:start;}
.steps-main{display:flex;flex-direction:column;gap:20px;}
.step{
  display:grid;grid-template-columns:76px minmax(0,1fr) 208px;
  gap:24px;align-items:start;
  padding:26px;border:1px solid var(--line);border-radius:var(--r-lg);
  background:linear-gradient(180deg,var(--ink-800),var(--ink-900));
  transition:border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease);
}
.step:hover{border-color:rgba(200,16,46,.45);transform:translateY(-4px);box-shadow:var(--shadow-hi);}
.step-num{
  font-size:38px;font-weight:800;line-height:1;
  color:var(--red);letter-spacing:-.04em;
  font-variant-numeric:tabular-nums;padding-top:2px;
}
.step-body h3{font-size:19px;font-weight:700;line-height:1.45;margin-bottom:10px;}
.step-body p{font-size:15px;color:var(--muted);line-height:1.8;}
.step-points{display:flex;flex-direction:column;gap:8px;margin-top:14px;}
.step-points li{
  position:relative;padding-left:16px;
  font-size:14px;color:var(--muted);line-height:1.7;
}
.step-points li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:6px;height:6px;border-radius:50%;background:var(--red);
}
.step-figure{
  border-radius:var(--r-sm);overflow:hidden;background:var(--ink-700);
  aspect-ratio:16/11;
}
.step-figure img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.step:hover .step-figure img{transform:scale(1.04);}

.steps-side{position:sticky;top:124px;align-self:start;display:flex;flex-direction:column;gap:16px;}
.quick-card{
  padding:22px;border:1px solid var(--line);border-radius:var(--r-lg);
  background:var(--ink-800);box-shadow:var(--shadow);
}
.quick-card h3{font-size:16px;font-weight:700;margin-bottom:6px;}
.quick-card > p{font-size:13px;color:var(--muted);margin-bottom:16px;}
.quick-list{display:flex;flex-direction:column;gap:10px;}
.quick-link{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  min-height:46px;padding:10px 14px;
  border:1px solid var(--line);border-radius:12px;
  font-size:14px;color:var(--muted);
  transition:color .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease);
}
.quick-link:hover{color:var(--paper);border-color:rgba(200,16,46,.5);background:var(--ink-700);}
.quick-link .arrow{color:var(--red-hi);transition:transform .18s var(--ease);}
.quick-link:hover .arrow{transform:translateX(4px);}
.tip-card{
  padding:20px;border:1px solid var(--line);border-radius:var(--r-lg);
  background:linear-gradient(160deg,rgba(200,16,46,.16),rgba(23,27,34,.9));
}
.tip-card h3{font-size:15px;font-weight:700;margin-bottom:8px;}
.tip-card p{font-size:13px;color:var(--muted);line-height:1.75;}

/* ---------- 场景卡 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.scene-card{
  display:flex;flex-direction:column;
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  background:var(--ink-800);box-shadow:var(--shadow);
  transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.scene-card:hover{transform:translateY(-4px);border-color:rgba(200,16,46,.45);box-shadow:var(--shadow-hi);}
.scene-thumb{aspect-ratio:16/9;background:var(--ink-700);overflow:hidden;}
.scene-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.scene-card:hover .scene-thumb img{transform:scale(1.04);}
.scene-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:8px;}
.scene-body h3{font-size:17px;font-weight:600;line-height:1.5;}
.scene-body p{font-size:14px;color:var(--muted);line-height:1.7;}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;background:rgba(255,255,255,.08);
  font-size:12px;font-weight:600;color:var(--muted);letter-spacing:.04em;
  align-self:flex-start;
}
.tag-red{background:var(--red);color:#fff;}
.tag-teal{background:rgba(47,211,192,.12);border:1px solid rgba(47,211,192,.5);color:var(--teal);}

/* ---------- FAQ 亮色块 ---------- */
.faq-section{background:var(--paper-block);color:var(--block-ink);padding:88px 0;}
.faq-section .section-head h2{color:var(--block-ink);}
.faq-section .section-head h2::before{background:var(--red);}
.faq-section .section-head p{color:#4B5563;}
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px;}
.faq-item{
  background:#fff;border:1px solid rgba(20,22,26,.1);border-radius:var(--r-md);
  overflow:hidden;transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.faq-item:hover{border-color:rgba(200,16,46,.35);}
.faq-item.is-open{border-color:rgba(200,16,46,.45);box-shadow:0 10px 26px rgba(20,22,26,.08);}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:100%;min-height:56px;padding:14px 20px;
  text-align:left;font-size:17px;font-weight:600;color:var(--block-ink);
}
.faq-q .icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:1px solid rgba(20,22,26,.2);display:grid;place-items:center;
  font-size:16px;line-height:1;color:var(--red);
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.faq-item.is-open .faq-q .icon{background:var(--red);border-color:var(--red);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s var(--ease);}
.faq-a p{padding:0 20px 20px;font-size:15px;line-height:1.85;color:#3F4652;}

/* ---------- 相关分类 ---------- */
.related-track{
  display:flex;gap:16px;overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding-bottom:6px;
  scrollbar-width:none;
}
.related-track::-webkit-scrollbar{display:none;}
.rel-card{
  scroll-snap-align:start;
  flex:0 0 260px;
  display:flex;flex-direction:column;gap:6px;
  padding:20px;
  border:1px solid var(--line);border-radius:var(--r-md);
  background:var(--ink-800);
  transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.rel-card:hover{transform:translateY(-4px);border-color:rgba(200,16,46,.45);box-shadow:var(--shadow-hi);}
.rel-card span{font-size:16px;font-weight:600;}
.rel-card em{font-style:normal;font-size:13px;color:var(--muted);}
.rel-card[aria-current="page"]{border-color:rgba(200,16,46,.6);background:var(--ink-700);}

/* ---------- CTA ---------- */
.cta-bar{
  background:linear-gradient(110deg,var(--red) 0%,#8E0B22 46%,var(--ink-800) 100%);
  border-top:1px solid rgba(255,255,255,.1);
  border-bottom:1px solid var(--line);
}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:32px;padding-top:52px;padding-bottom:52px;flex-wrap:wrap;
}
.cta-inner h2{font-size:clamp(21px,2.6vw,29px);font-weight:800;line-height:1.3;letter-spacing:-.01em;}
.cta-inner p{margin-top:8px;font-size:15px;color:rgba(255,255,255,.82);max-width:46ch;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
.cta-bar .btn-primary{background:#fff;color:var(--red);box-shadow:0 10px 26px rgba(0,0,0,.28);}
.cta-bar .btn-primary:hover{background:#FFF6F7;color:var(--red-lo);}
.cta-bar .btn-ghost{border-color:rgba(255,255,255,.55);color:#fff;}
.cta-bar .btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-800);border-top:1px solid var(--line);padding-top:64px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand .logo-text b{font-size:19px;}
.footer-intro{font-size:15px;color:var(--muted);line-height:1.8;max-width:38ch;}
.socials{display:flex;gap:10px;margin-top:20px;}
.socials a{
  width:38px;height:38px;border-radius:999px;
  border:1px solid var(--line-strong);
  display:grid;place-items:center;color:var(--muted);
  transition:color .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease);
}
.socials a:hover{color:#fff;border-color:rgba(200,16,46,.7);background:rgba(200,16,46,.22);}
.footer-col h3{font-size:14px;font-weight:700;letter-spacing:.06em;margin-bottom:16px;color:var(--paper);}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a,.footer-col span{font-size:14px;color:var(--muted);transition:color .18s var(--ease);}
.footer-col a:hover{color:var(--red-hi);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 0 28px;border-top:1px solid var(--line);
  font-size:13px;color:var(--weak);flex-wrap:wrap;
}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .steps-grid{grid-template-columns:1fr;}
  .steps-side{position:static;}
  .quick-card .quick-list{flex-direction:row;flex-wrap:wrap;}
  .quick-card .quick-link{flex:1 1 220px;}
}
@media (max-width:1024px){
  .container{padding:0 24px;}
  .hero-inner{padding:60px 24px 52px;}
  .section{padding:72px 0;}
  .scene-grid{grid-template-columns:repeat(2,1fr);}
  .step{grid-template-columns:64px minmax(0,1fr);}
  .step-figure{grid-column:1/-1;aspect-ratio:16/9;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-inner{padding-top:44px;padding-bottom:44px;}
}
@media (max-width:900px){
  .nav-top{flex-wrap:wrap;gap:10px;padding-bottom:2px;}
  .logo{order:1;}
  .logo-mark{width:24px;height:24px;border-radius:7px;}
  .logo-mark svg{width:15px;height:15px;}
  .logo-text b{font-size:17px;}
  .logo-text i{font-size:10px;letter-spacing:.14em;}
  .menu-toggle{order:2;display:inline-flex;margin-left:auto;width:40px;height:40px;}
  .search-form{order:3;flex:1 1 100%;max-width:none;margin:0;height:42px;padding-left:38px;}
  .search-form button{height:32px;padding:0 14px;font-size:13px;}
  .chip-row{
    justify-content:flex-start;flex-wrap:nowrap;
    overflow-x:auto;scrollbar-width:none;
    margin-top:10px;padding-bottom:2px;
    -webkit-overflow-scrolling:touch;
  }
  .chip-row::-webkit-scrollbar{display:none;}
  .chip{flex:0 0 auto;height:30px;padding:0 13px;font-size:13px;}
  .nav-shell{padding-top:10px;padding-bottom:8px;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .hero-inner{padding:44px 20px 40px;}
  .page-hero h1{max-width:22ch;}
  .hero-sub{font-size:15px;}
  .hero-actions .btn{flex:1 1 160px;}
  .stat-grid{grid-template-columns:1fr 1fr;}
  .stat{border-right:0;border-bottom:1px solid var(--line);padding:20px 8px;}
  .stat:nth-child(odd){border-right:1px solid var(--line);}
  .stat:nth-child(3),.stat:nth-child(4){border-bottom:0;}
  .stat b{font-size:28px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:26px;}
  .scene-grid{grid-template-columns:1fr;}
  .step{padding:20px;grid-template-columns:52px minmax(0,1fr);gap:16px;}
  .step-num{font-size:30px;}
  .step-body h3{font-size:17px;}
  .faq-section{padding:56px 0;}
  .faq-q{font-size:16px;padding:13px 16px;}
  .faq-a p{padding:0 16px 18px;font-size:14px;}
  .cta-inner{padding-top:36px;padding-bottom:36px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 140px;}
  .footer-grid{grid-template-columns:1fr;gap:8px;padding-bottom:28px;}
  .footer-col{border-top:1px solid var(--line);padding-top:16px;margin-top:8px;}
  .footer-col h3{margin-bottom:10px;}
  .socials{margin-top:16px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px;}
}
@media (max-width:480px){
  .container{padding:0 20px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{height:46px;}
  .rel-card{flex:0 0 220px;}
  .quick-card .quick-list{flex-direction:column;}
  .quick-card .quick-link{flex:1 1 auto;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category5 */
:root{
  --ink-900:#0A0C0F;
  --ink-800:#101319;
  --ink-700:#171B22;
  --ink-600:#1E232B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.18);
  --red:#C8102E;
  --red-hi:#E11D3C;
  --red-press:#A50D26;
  --red-glow:rgba(200,16,46,.35);
  --paper:#F4F1EC;
  --muted:#9AA0AB;
  --dim:#6B7280;
  --teal:#2FD3C0;
  --paper-block:#F4F1EC;
  --ink-on-paper:#14161A;
  --radius-lg:20px;
  --radius:14px;
  --radius-sm:10px;
  --pill:999px;
  --shadow:inset 0 1px 0 rgba(255,255,255,.04), 0 10px 28px rgba(0,0,0,.45);
  --shadow-hover:inset 0 1px 0 rgba(255,255,255,.06), 0 18px 40px rgba(0,0,0,.55);
  --ease:cubic-bezier(.2,.7,.3,1);
  --tr:180ms var(--ease);
  --font:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Barlow Condensed","Oswald","HarmonyOS Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--ink-900);
  color:var(--paper);
  font-family:var(--font);
  font-size:17px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--red-hi);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(10,12,15,.94);
  border-bottom:1px solid var(--line);
  transition:background var(--tr),box-shadow var(--tr),backdrop-filter var(--tr);
}
.site-header.is-scrolled{
  background:rgba(10,12,15,.88);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  box-shadow:0 8px 24px rgba(0,0,0,.45);
}
.nav-shell{padding-top:12px;padding-bottom:10px}
.nav-top{
  display:grid;
  grid-template-columns:minmax(0,auto) minmax(320px,560px) auto;
  grid-template-areas:"logo search menu";
  align-items:center;
  gap:20px 24px;
}
.logo{display:inline-flex;align-items:center;gap:10px;grid-area:logo;justify-self:start}
.logo-mark{
  width:28px;height:28px;border-radius:9px;flex:none;
  background:linear-gradient(155deg,var(--red-hi),#6d0819);
  display:grid;place-items:center;
  box-shadow:0 4px 14px rgba(200,16,46,.35);
}
.logo-mark svg{width:17px;height:17px}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text b{font-size:20px;font-weight:800;letter-spacing:-.01em}
.logo-text i{font-style:normal;font-size:11px;color:var(--muted);letter-spacing:.18em}
.search-form{
  grid-area:search;justify-self:center;
  position:relative;display:flex;align-items:center;gap:8px;
  width:100%;max-width:560px;min-width:320px;height:44px;
  background:var(--ink-700);
  border:1px solid var(--line);
  border-radius:var(--pill);
  padding:0 6px 0 14px;
  transition:border-color var(--tr),box-shadow var(--tr),max-width var(--tr),background var(--tr);
}
.search-form:hover{border-color:var(--line-strong)}
.search-form:focus-within{border-color:var(--red);box-shadow:0 0 0 3px var(--red-glow);max-width:600px;background:var(--ink-600)}
.search-icon{width:18px;height:18px;color:var(--muted);flex:none}
.search-form input{flex:1;min-width:0;height:100%;border:0;background:none;outline:none;font-size:15px;color:var(--paper)}
.search-form input::placeholder{color:var(--dim)}
.search-form button{
  flex:none;height:34px;padding:0 16px;border:0;border-radius:var(--pill);
  background:var(--red);color:#fff;font-size:14px;font-weight:600;cursor:pointer;
  transition:background var(--tr),transform var(--tr);
}
.search-form button:hover{background:var(--red-hi)}
.search-form button:active{background:var(--red-press);transform:scale(.98)}
.menu-toggle{
  grid-area:menu;justify-self:end;
  width:44px;height:44px;border-radius:var(--pill);
  border:1px solid var(--line-strong);background:transparent;color:var(--paper);
  display:grid;place-items:center;cursor:pointer;
  transition:background var(--tr),border-color var(--tr),transform var(--tr);
}
.menu-toggle:hover{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.5);transform:translateY(-1px)}
.chip-row{
  display:flex;align-items:center;gap:10px;
  margin-top:12px;padding-bottom:2px;
  overflow-x:auto;scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
}
.chip-row::-webkit-scrollbar{display:none}
.chip{
  flex:none;display:inline-flex;align-items:center;height:34px;padding:0 16px;
  border-radius:var(--pill);border:1px solid var(--line-strong);
  font-size:14px;color:var(--muted);white-space:nowrap;
  transition:background var(--tr),border-color var(--tr),color var(--tr),transform var(--tr);
}
.chip:hover{background:var(--red);border-color:var(--red);color:#fff;transform:translateY(-1px)}
.chip[aria-current="page"]{background:var(--red);border-color:var(--red);color:#fff}

/* ============ 抽屉 ============ */
.drawer{
  position:fixed;inset:0;z-index:95;
  background:var(--ink-900);
  padding:20px 20px 32px;
  display:flex;flex-direction:column;gap:18px;
  opacity:0;visibility:hidden;transform:translateY(-10px);
  transition:opacity var(--tr),transform var(--tr),visibility var(--tr);
  overflow-y:auto;
}
.drawer.is-open{opacity:1;visibility:visible;transform:none}
.drawer-top{display:flex;align-items:center;justify-content:space-between;gap:16px}
.drawer-close{
  width:44px;height:44px;border-radius:var(--pill);
  border:1px solid var(--line-strong);background:transparent;color:var(--paper);
  display:grid;place-items:center;cursor:pointer;font-size:20px;line-height:1;
  transition:background var(--tr),border-color var(--tr);
}
.drawer-close:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.5)}
.drawer-search{display:flex;gap:8px;height:46px;background:var(--ink-700);border:1px solid var(--line);border-radius:var(--pill);padding:0 6px 0 16px;align-items:center}
.drawer-search input{flex:1;min-width:0;background:none;border:0;outline:none;font-size:15px}
.drawer-search input::placeholder{color:var(--dim)}
.drawer-search button{height:34px;padding:0 16px;border-radius:var(--pill);border:0;background:var(--red);color:#fff;font-weight:600;font-size:14px;cursor:pointer}
.drawer-links{display:flex;flex-direction:column}
.drawer-links a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:52px;padding:0 6px;font-size:17px;color:var(--paper);
  border-bottom:1px solid var(--line);transition:color var(--tr),padding-left var(--tr);
}
.drawer-links a::after{content:"›";color:var(--dim);font-size:20px}
.drawer-links a:hover{color:var(--red-hi);padding-left:12px}
.drawer-links a[aria-current="page"]{color:var(--red-hi)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--pill);
  border:1px solid transparent;font-size:15px;font-weight:600;cursor:pointer;
  transition:background var(--tr),border-color var(--tr),transform var(--tr),box-shadow var(--tr),color var(--tr);
}
.btn-primary{background:var(--red);color:#fff}
.btn-primary:hover{background:var(--red-hi);transform:translateY(-1px);box-shadow:0 10px 26px var(--red-glow)}
.btn-primary:active{background:var(--red-press);transform:none;box-shadow:none}
.btn-ghost{background:transparent;color:var(--paper);border-color:rgba(255,255,255,.3)}
.btn-ghost:hover{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.6);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--red)}
.btn-light:hover{background:#fff;color:var(--red-press);transform:translateY(-1px);box-shadow:0 10px 26px rgba(0,0,0,.28)}
.btn-dark{background:var(--ink-on-paper);color:#fff}
.btn-dark:hover{background:#000;transform:translateY(-1px);box-shadow:0 10px 24px rgba(20,22,26,.28)}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.text-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--teal)}
.text-link span{transition:transform var(--tr)}
.text-link:hover span{transform:translateX(4px)}
.text-link:hover{text-decoration:underline;text-underline-offset:4px}

/* ============ 首屏 ============ */
.page-hero{position:relative;isolation:isolate;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero::before{
  content:"";position:absolute;inset:0;z-index:-2;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(10,12,15,.62) 0%,rgba(10,12,15,.86) 58%,var(--ink-900) 100%);
}
.page-hero .container{padding-top:26px;padding-bottom:46px}
.breadcrumb{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);
  overflow-x:auto;white-space:nowrap;scrollbar-width:none;
}
.breadcrumb::-webkit-scrollbar{display:none}
.breadcrumb a{color:var(--muted);transition:color var(--tr)}
.breadcrumb a:hover{color:var(--paper);text-decoration:underline;text-underline-offset:3px}
.breadcrumb .sep{color:var(--dim)}
.breadcrumb .current{color:var(--dim)}
.page-hero h1{
  margin-top:16px;
  font-size:clamp(30px,4.2vw,52px);
  line-height:1.15;font-weight:800;letter-spacing:-.02em;
  max-width:16em;
}
.page-hero h1 em{font-style:normal;color:var(--red-hi)}
.hero-sub{margin-top:14px;max-width:640px;font-size:16px;line-height:1.8;color:var(--muted)}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  margin-top:30px;padding-top:22px;border-top:1px solid var(--line);
}
.hero-stats li{display:flex;flex-direction:column;gap:2px}
.hero-stats b{font-family:var(--font-num);font-size:32px;line-height:1.1;font-weight:700;letter-spacing:.01em;color:var(--paper)}
.hero-stats b i{font-style:normal;font-size:15px;color:var(--red-hi);margin-left:2px}
.hero-stats span{font-size:13px;color:var(--muted)}

/* ============ 主体布局 ============ */
.help-layout{
  display:grid;grid-template-columns:280px minmax(0,1fr);
  gap:48px;align-items:start;
  padding-block:72px 8px;
}
.help-aside{position:sticky;top:126px;display:flex;flex-direction:column;gap:20px}
.anchor-nav{
  display:flex;flex-direction:column;gap:4px;
  padding:16px;border:1px solid var(--line);border-radius:var(--radius-lg);
  background:var(--ink-800);box-shadow:var(--shadow);
}
.anchor-title{
  font-size:12px;letter-spacing:.16em;color:var(--dim);
  margin:2px 0 10px;font-weight:600;
}
.anchor-nav a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  min-height:44px;padding:0 12px;border-radius:10px;
  font-size:15px;color:var(--muted);
  border-left:3px solid transparent;
  transition:background var(--tr),color var(--tr),border-color var(--tr),padding-left var(--tr);
}
.anchor-nav a:hover{background:var(--ink-700);color:var(--paper);padding-left:16px}
.anchor-nav a.is-active{background:var(--ink-700);color:var(--paper);border-left-color:var(--red)}
.anchor-nav a span{font-family:var(--font-num);font-size:14px;color:var(--dim)}
.aside-card{
  border:1px solid var(--line);border-radius:var(--radius-lg);
  background:var(--ink-800);overflow:hidden;box-shadow:var(--shadow);
}
.aside-card img{
  width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--ink-700);
  transition:transform var(--tr);
}
.aside-card:hover img{transform:scale(1.04)}
.aside-card-body{padding:16px 18px 20px}
.aside-card h3{font-size:17px;font-weight:600;line-height:1.5}
.aside-card p{margin-top:6px;font-size:14px;line-height:1.75;color:var(--muted)}
.aside-card .text-link{margin-top:14px;font-size:14px}

/* ============ FAQ 分组 ============ */
.faq-group{margin-bottom:52px;scroll-margin-top:150px}
.faq-group:last-of-type{margin-bottom:0}
.group-head{display:flex;align-items:center;gap:12px;margin-bottom:8px}
.group-head::before{
  content:"";width:4px;height:20px;border-radius:2px;background:var(--red);flex:none;
}
.group-head h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;letter-spacing:-.01em;line-height:1.3}
.group-desc{margin:0 0 18px 16px;font-size:15px;line-height:1.75;color:var(--muted)}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:100%;min-height:56px;padding:16px 4px;
  background:none;border:0;border-radius:0;
  text-align:left;font-size:17px;font-weight:600;line-height:1.6;
  color:var(--paper);cursor:pointer;
  transition:color var(--tr),padding-left var(--tr);
}
.faq-q:hover{color:var(--red-hi);padding-left:10px}
.faq-icon{
  flex:none;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line-strong);
  display:grid;place-items:center;position:relative;
  transition:border-color var(--tr),background var(--tr),transform var(--tr);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--muted);border-radius:2px;
  transition:transform var(--tr),background var(--tr),opacity var(--tr);
}
.faq-icon::before{width:11px;height:1.6px}
.faq-icon::after{width:1.6px;height:11px}
.faq-q[aria-expanded="true"] .faq-icon{border-color:var(--red);background:rgba(200,16,46,.16)}
.faq-q[aria-expanded="true"] .faq-icon::before,
.faq-q[aria-expanded="true"] .faq-icon::after{background:var(--red-hi)}
.faq-q[aria-expanded="true"] .faq-icon::after{transform:rotate(90deg);opacity:0}
.faq-a{height:0;overflow:hidden;transition:height var(--tr)}
.faq-a-inner{
  padding:0 4px 20px;font-size:15.5px;line-height:1.85;color:var(--muted);
  border-left:2px solid rgba(200,16,46,.4);padding-left:14px;margin-left:2px;
}
.faq-a-inner b{color:var(--paper);font-weight:600}

/* ============ 仍未解决 ============ */
.solve-card{
  margin-top:64px;
  background:var(--paper-block);color:var(--ink-on-paper);
  border-radius:var(--radius-lg);
  padding:38px;
  display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:start;
  box-shadow:0 20px 50px rgba(0,0,0,.4);
}
.solve-card h2{font-size:clamp(22px,2.4vw,28px);font-weight:800;letter-spacing:-.01em;line-height:1.3}
.solve-card .solve-lead{margin-top:10px;font-size:15.5px;line-height:1.8;color:#464b53}
.solve-points{margin-top:18px;display:flex;flex-direction:column;gap:8px}
.solve-points li{display:flex;gap:10px;font-size:14.5px;line-height:1.7;color:#464b53}
.solve-points li::before{content:"";flex:none;width:6px;height:6px;border-radius:50%;background:var(--red);margin-top:9px}
.solve-form{display:flex;flex-direction:column;gap:10px}
.solve-form label{font-size:13px;font-weight:600;color:#5a606a;letter-spacing:.02em}
.field-row{display:flex;gap:10px}
.field-row input{
  flex:1;min-width:0;height:46px;padding:0 18px;font-size:15px;
  border-radius:var(--pill);border:1px solid rgba(20,22,26,.18);
  background:#fff;color:var(--ink-on-paper);
  transition:border-color var(--tr),box-shadow var(--tr);
}
.field-row input::placeholder{color:#9298a2}
.field-row input:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px rgba(200,16,46,.16)}
.form-tip{font-size:13px;line-height:1.7;color:#5a606a}
.form-tip.is-ok{color:#0f766e;font-weight:600}

/* ============ 相关分类 ============ */
.related{padding-block:64px 0}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:18px;flex-wrap:wrap}
.related-head h2{font-size:clamp(20px,2.2vw,26px);font-weight:700}
.related-head p{font-size:15px;color:var(--muted)}
.related-track{
  display:flex;gap:12px;overflow-x:auto;padding-bottom:8px;
  scrollbar-width:none;-webkit-overflow-scrolling:touch;
}
.related-track::-webkit-scrollbar{display:none}
.related-track .chip{height:40px;padding:0 20px;font-size:14.5px}

/* ============ CTA ============ */
.cta-band{
  margin-top:64px;margin-bottom:80px;
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);
  padding:44px;
  background:linear-gradient(118deg,var(--red) 0%,#8d0a20 42%,var(--ink-800) 100%);
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:0 24px 60px rgba(0,0,0,.45);
}
.cta-band h2{font-size:clamp(22px,2.6vw,32px);font-weight:800;letter-spacing:-.01em;line-height:1.25;color:#fff}
.cta-band p{margin-top:10px;font-size:15.5px;line-height:1.8;color:rgba(255,255,255,.82);max-width:36em}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-800);border-top:1px solid var(--line);padding-top:64px}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:48px;
}
.footer-brand .logo{margin-bottom:16px}
.footer-intro{font-size:15px;line-height:1.8;color:var(--muted);max-width:30em}
.socials{display:flex;gap:10px;margin-top:18px}
.socials a{
  width:38px;height:38px;border-radius:50%;
  border:1px solid var(--line-strong);
  display:grid;place-items:center;color:var(--muted);
  transition:color var(--tr),border-color var(--tr),background var(--tr),transform var(--tr);
}
.socials a:hover{color:#fff;border-color:var(--red);background:var(--red);transform:translateY(-2px)}
.footer-col h3{font-size:14px;font-weight:700;letter-spacing:.04em;color:var(--paper);margin-bottom:14px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a,.footer-col span{font-size:14.5px;color:var(--muted);transition:color var(--tr),padding-left var(--tr)}
.footer-col a:hover{color:var(--paper);padding-left:4px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 28px;border-top:1px solid var(--line);
  font-size:13px;color:var(--dim);
}
.footer-mini{display:flex;gap:16px;flex-wrap:wrap}
.footer-mini a{color:var(--dim);transition:color var(--tr)}
.footer-mini a:hover{color:var(--paper)}

/* ============ 断点 ============ */
@media (max-width:1024px){
  .container{padding:0 24px}
  .help-layout{grid-template-columns:1fr;gap:32px;padding-block:56px 8px}
  .help-aside{position:static;gap:16px}
  .anchor-nav{flex-direction:row;overflow-x:auto;gap:8px;padding:12px;scrollbar-width:none}
  .anchor-nav::-webkit-scrollbar{display:none}
  .anchor-title{display:none}
  .anchor-nav a{
    flex:none;min-height:38px;padding:0 14px;white-space:nowrap;
    border:1px solid var(--line-strong);border-left:1px solid var(--line-strong);
    border-radius:var(--pill);
  }
  .anchor-nav a:hover{padding-left:14px}
  .anchor-nav a.is-active{background:var(--red);border-color:var(--red);color:#fff;border-left-color:var(--red)}
  .anchor-nav a span{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .solve-card{grid-template-columns:1fr;gap:24px;padding:30px}
  .cta-band{padding:34px}
}
@media (max-width:860px){
  .nav-top{
    grid-template-columns:1fr auto;
    grid-template-areas:"logo menu" "search search";
    gap:10px 12px;
  }
  .search-form{min-width:0;max-width:none;height:42px;justify-self:stretch}
  .search-form:focus-within{max-width:none}
  .search-form input{font-size:14.5px}
  .nav-shell{padding-top:10px;padding-bottom:8px}
  .logo-text b{font-size:18px}
  .chip-row{margin-top:10px}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:16px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .container{padding:0 18px}
  body{font-size:16px}
  .page-hero .container{padding-top:20px;padding-bottom:34px}
  .hero-sub{font-size:15px}
  .hero-stats{padding-top:18px;margin-top:24px}
  .hero-stats b{font-size:26px}
  .faq-q{font-size:16px;padding:15px 2px;min-height:52px}
  .faq-a-inner{font-size:15px;padding-left:12px}
  .group-desc{margin-left:0}
  .solve-card{padding:24px}
  .field-row{flex-direction:column}
  .field-row input{height:46px}
  .solve-form .btn{width:100%}
  .cta-band{padding:26px;margin-bottom:60px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1}
  .related-head p{display:none}
  .footer-grid{padding-bottom:36px}
  .logo-text i{font-size:10px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}