/* roulang page: index */
:root{
  --grad-brand: linear-gradient(96deg,#FF4E3A 0%,#FF8A1E 52%,#FFC02E 100%);
  --ink-950:#0D0C11;
  --ink-900:#15141B;
  --ink-800:#1B1A22;
  --line: rgba(255,255,255,.08);
  --line-soft: rgba(255,255,255,.06);
  --text-main:#F6F5F8;
  --text-sub:#A8A5B4;
  --text-weak:#6E6B7C;
  --brand-500:#FF5A2E;
  --brand-300:#FFC02E;
  --radius-lg:20px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow-card: 0 12px 32px rgba(0,0,0,.45);
  --shadow-hover: 0 20px 48px rgba(255,90,46,.18);
  --ease: cubic-bezier(.2,.7,.3,1);
  --t: 220ms cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--ink-950);
  color:var(--text-main);
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color var(--t),opacity var(--t)}
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(--brand-300);outline-offset:2px;border-radius:6px}
::selection{background:rgba(255,90,46,.35)}
.container{width:100%;max-width:1280px;margin:0 auto;padding-left:16px;padding-right:16px}
@media (min-width:640px){.container{padding-left:24px;padding-right:24px}}
@media (min-width:1280px){.container{padding-left:32px;padding-right:32px}}
.tnum{font-variant-numeric:tabular-nums}
.no-scrollbar{scrollbar-width:none;-ms-overflow-style:none}
.no-scrollbar::-webkit-scrollbar{display:none}
.grad-text{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.grad-bg{background:var(--grad-brand)}
.nav-glass{background:rgba(13,12,17,.72);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}
.divider{height:1px;background:var(--line);border:0;margin:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 28px;border-radius:999px;font-weight:600;font-size:15px;transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),border-color var(--t);white-space:nowrap}
.btn-primary{background:var(--grad-brand);color:#1A1108;box-shadow:0 10px 26px rgba(255,90,46,.22)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 16px 36px rgba(255,90,46,.32)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{border:1px solid rgba(255,255,255,.14);color:var(--text-main);background:transparent}
.btn-ghost:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.24)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.link-arrow{color:var(--brand-300);font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.link-arrow:hover{color:#fff}
.link-arrow svg{transition:transform var(--t)}
.link-arrow:hover svg{transform:translateX(3px)}
.chip{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;font-size:12px;line-height:1;white-space:nowrap}
.chip-glass{background:rgba(13,12,17,.62);color:#fff;border:1px solid rgba(255,255,255,.18)}
.chip-hot{background:#FF2E6B;color:#fff}
.chip-mint{background:#39E0A8;color:#08211A}
.chip-line{border:1px solid var(--line);color:var(--text-sub)}
.pill{display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;font-size:14px;color:var(--text-sub);transition:background var(--t),color var(--t);white-space:nowrap}
.pill:hover{background:rgba(255,255,255,.06);color:var(--text-main)}
.pill-active{background:var(--grad-brand);color:#1A1108;font-weight:600;box-shadow:inset 0 -1px 0 rgba(0,0,0,.12)}
.pill-active:hover{background:var(--grad-brand);color:#1A1108}
.poster{position:relative;display:block;border-radius:var(--radius-lg);overflow:hidden;background:var(--ink-800);border:1px solid var(--line-soft);box-shadow:var(--shadow-card);transition:transform var(--t),box-shadow var(--t),border-color var(--t)}
.poster:hover{transform:translateY(-4px);border-color:rgba(255,90,46,.35);box-shadow:var(--shadow-hover)}
.poster:hover .poster-img{transform:scale(1.05)}
.poster-img{width:100%;height:100%;object-fit:cover;transition:transform 480ms var(--ease)}
.poster-shade{position:absolute;inset:0;background:linear-gradient(to top,rgba(13,12,17,.96) 6%,rgba(13,12,17,.55) 38%,rgba(13,12,17,0) 72%)}
.card{background:var(--ink-800);border:1px solid var(--line-soft);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);transition:transform var(--t),border-color var(--t),box-shadow var(--t)}
.card:hover{transform:translateY(-4px);border-color:rgba(255,90,46,.35);box-shadow:var(--shadow-hover)}
.card-hover-img:hover .card-img{transform:scale(1.05)}
.card-img{transition:transform 480ms var(--ease)}
.rail-wrap{position:relative}
.rail-wrap::before,.rail-wrap::after{content:'';position:absolute;top:0;bottom:0;width:56px;pointer-events:none;z-index:2}
.rail-wrap::before{left:-16px;background:linear-gradient(to right,var(--ink-900),rgba(21,20,27,0))}
.rail-wrap::after{right:-16px;background:linear-gradient(to left,var(--ink-900),rgba(21,20,27,0))}
.rail{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x proximity;padding-bottom:6px}
.rail > *{scroll-snap-align:start;flex:0 0 auto}
.tab-rail{display:flex;gap:8px;overflow-x:auto;white-space:nowrap}
.rank-row{display:flex;align-items:center;gap:16px;padding:14px 16px;border-bottom:1px solid var(--line);transition:background var(--t);position:relative}
.rank-row::before{content:'';position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:3px;background:var(--grad-brand);opacity:0;transition:opacity var(--t)}
.rank-row:hover{background:rgba(255,255,255,.04)}
.rank-row:hover::before{opacity:1}
.rank-num{font-size:28px;font-weight:800;line-height:1;color:transparent;-webkit-text-stroke:1.5px rgba(255,192,46,.55);font-variant-numeric:tabular-nums;min-width:52px}
.acc-item{border:1px solid var(--line-soft);border-radius:var(--radius-md);background:var(--ink-800);overflow:hidden;transition:border-color var(--t)}
.acc-item[data-open="true"]{border-color:rgba(255,90,46,.35)}
.acc-head{display:flex;align-items:center;gap:14px;width:100%;padding:18px 20px;text-align:left}
.acc-q{width:28px;height:28px;border-radius:999px;background:var(--grad-brand);color:#1A1108;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:14px;flex:0 0 auto}
.acc-icon{margin-left:auto;flex:0 0 auto;color:var(--text-sub);transition:transform var(--t),color var(--t)}
.acc-item[data-open="true"] .acc-icon{transform:rotate(45deg);color:var(--brand-300)}
.acc-body{max-height:0;overflow:hidden;transition:max-height 260ms var(--ease)}
.acc-body-inner{padding:0 20px 20px 62px;color:var(--text-sub);font-size:15px}
.search-box{display:flex;align-items:center;gap:10px;height:40px;padding:0 16px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid transparent;transition:border-color var(--t),box-shadow var(--t)}
.search-box:focus-within{border-color:rgba(255,90,46,.7);box-shadow:0 0 0 3px rgba(255,90,46,.18)}
.search-box input{flex:1;background:transparent;border:0;outline:none;font-size:14px;color:var(--text-main)}
.search-box input::placeholder{color:var(--text-weak)}
.hero{position:relative;overflow:hidden;background:var(--ink-950)}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center}
.hero-veil{position:absolute;inset:0;background:
  linear-gradient(to top,var(--ink-950) 2%,rgba(13,12,17,.72) 42%,rgba(13,12,17,.45) 100%),
  linear-gradient(to right,rgba(13,12,17,.92) 0%,rgba(13,12,17,.55) 48%,rgba(13,12,17,.25) 100%),
  rgba(13,12,17,.25)}
.stat-item{display:flex;flex-direction:column;gap:2px;padding-right:22px;border-right:1px solid var(--line)}
.stat-item:last-child{border-right:0;padding-right:0}
.stat-num{font-size:26px;font-weight:800;line-height:1.1;font-variant-numeric:tabular-nums}
.stat-label{font-size:12px;color:var(--text-sub)}
.footer-link{font-size:14px;color:var(--text-sub)}
.footer-link:hover{color:var(--brand-300);text-decoration:underline;text-underline-offset:4px}
.totop{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;color:var(--text-sub);transition:all var(--t)}
.totop:hover{background:var(--grad-brand);color:#1A1108;border-color:transparent}
.cta-panel{position:relative;overflow:hidden;border-radius:24px;background:var(--grad-brand);color:#1A1108}
.cta-panel::after{content:'';position:absolute;inset:0;background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.14) 0 2px,transparent 2px 12px);opacity:.35;pointer-events:none}
.news-row{display:flex;gap:12px;padding:14px 12px;border-radius:14px;transition:background var(--t)}
.news-row:hover{background:rgba(255,255,255,.04)}
.news-row:hover .news-title{color:var(--brand-300)}
.news-title{font-size:15px;font-weight:600;transition:color var(--t)}
.line-clamp-1{display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.line-clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.line-clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
@media (max-width:639px){
  .btn{height:46px;padding:0 22px;width:100%}
  .btn-row{display:flex;flex-direction:column;gap:12px;width:100%}
  .stat-item{padding-right:16px}
  .stat-num{font-size:22px}
}
@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}

/* roulang page: article */
:root{
  --ink-950:#0D0C11;
  --ink-900:#15141B;
  --surface:#1B1A22;
  --brand-500:#FF5A2E;
  --brand-300:#FFA06B;
  --accent:#FF2E6B;
  --mint:#39E0A8;
  --text:#F6F5F8;
  --text-2:#A8A5B4;
  --text-3:#6E6B7C;
  --line:rgba(255,255,255,.08);
  --line-soft:rgba(255,255,255,.06);
  --radius-xl:20px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow-card:0 12px 32px rgba(0,0,0,.45);
  --shadow-hover:0 20px 48px rgba(255,90,46,.18);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--ink-950);
  color:var(--text);
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button,input,select{ font:inherit; color:inherit; }
button{ cursor:pointer; background:none; border:0; }
.container{ width:100%; max-width:1280px; margin:0 auto; padding-left:16px; padding-right:16px; }
@media (min-width:640px){ .container{ padding-left:24px; padding-right:24px; } }
@media (min-width:1280px){ .container{ padding-left:32px; padding-right:32px; } }

.grad-bg{ background-image:linear-gradient(96deg,#FF4E3A 0%,#FF8A1E 52%,#FFC02E 100%); }
.grad-text{ background-image:linear-gradient(96deg,#FF8A1E 0%,#FFC02E 100%); -webkit-background-clip:text; background-clip:text; color:transparent; }
.nav-glass{ background:rgba(13,12,17,.78); backdrop-filter:blur(18px); -webkit-backdrop-filter:blur(18px); }

.search-box{
  display:flex; align-items:center; gap:10px; height:40px;
  padding:0 16px; border-radius:999px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.08);
  transition:border-color 220ms var(--ease), box-shadow 220ms var(--ease);
}
.search-box:focus-within{ border-color:rgba(255,90,46,.7); box-shadow:0 0 0 2px rgba(255,90,46,.25); }
.search-box input{ flex:1; min-width:0; background:none; border:0; outline:none; font-size:14px; color:var(--text); }
.search-box input::placeholder{ color:var(--text-3); }

.tab-rail{ display:flex; align-items:center; gap:6px; overflow-x:auto; white-space:nowrap; padding:6px 0; }
.no-scrollbar{ scrollbar-width:none; -ms-overflow-style:none; }
.no-scrollbar::-webkit-scrollbar{ display:none; }
.pill{
  display:inline-flex; align-items:center; height:36px; padding:0 16px;
  border-radius:999px; font-size:14px; color:var(--text-2);
  transition:background 200ms var(--ease), color 200ms var(--ease);
}
.pill:hover{ background:rgba(255,255,255,.06); color:var(--text); }
.pill-active{ background-image:linear-gradient(96deg,#FF4E3A,#FF8A1E 55%,#FFC02E); color:#1A1108; font-weight:600; box-shadow:inset 0 1px 0 rgba(255,255,255,.35); }
.pill-active:hover{ color:#1A1108; }
.pill-soft{ background:rgba(255,255,255,.06); border:1px solid var(--line); color:var(--text-2); height:28px; padding:0 12px; font-size:12.5px; }
.pill-soft:hover{ color:var(--brand-300); border-color:rgba(255,90,46,.45); }

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  height:48px; padding:0 28px; border-radius:999px;
  font-weight:600; font-size:15px; letter-spacing:.01em;
  transition:transform 220ms var(--ease), box-shadow 220ms var(--ease), background 220ms var(--ease), color 220ms var(--ease), border-color 220ms var(--ease);
}
.btn-primary{ background-image:linear-gradient(96deg,#FF4E3A 0%,#FF8A1E 52%,#FFC02E 100%); color:#1A1108; }
.btn-primary:hover{ filter:brightness(1.06); transform:translateY(-1px); box-shadow:0 14px 32px rgba(255,90,46,.28); }
.btn-primary:active{ transform:translateY(0); filter:brightness(.97); }
.btn-ghost{ border:1px solid rgba(255,255,255,.14); color:var(--brand-300); }
.btn-ghost:hover{ background:rgba(255,255,255,.08); transform:translateY(-1px); }
.btn-sm{ height:40px; padding:0 20px; font-size:14px; }
.btn:focus-visible,a:focus-visible,button:focus-visible{ outline:2px solid #FFC02E; outline-offset:2px; }

.badge{
  display:inline-flex; align-items:center; height:24px; padding:0 10px;
  border-radius:999px; font-size:12px; line-height:1; white-space:nowrap;
}
.badge-ghost{ background:rgba(0,0,0,.55); border:1px solid rgba(255,255,255,.18); color:#fff; }
.badge-hot{ background:var(--accent); color:#fff; font-weight:600; }
.badge-mint{ background:var(--mint); color:#0A2A1F; font-weight:600; }

.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  box-shadow:var(--shadow-card);
  transition:transform 220ms var(--ease), box-shadow 220ms var(--ease), border-color 220ms var(--ease);
}
.card:hover{ transform:translateY(-4px); border-color:rgba(255,90,46,.35); box-shadow:var(--shadow-hover); }

.breadcrumb{ display:flex; flex-wrap:wrap; align-items:center; gap:8px; font-size:13px; color:var(--text-2); }
.breadcrumb a:hover{ color:var(--brand-300); }
.breadcrumb .sep{ color:var(--text-3); }
.breadcrumb .current{ color:var(--brand-300); }

.meta-row{ display:flex; flex-wrap:wrap; align-items:center; gap:10px 18px; font-size:13px; color:var(--text-2); font-variant-numeric:tabular-nums; }
.meta-row .dot{ width:4px; height:4px; border-radius:50%; background:var(--text-3); display:inline-block; }

.article-body{
  color:#D9D7E0;
  font-size:17px;
  line-height:1.9;
  max-width:760px;
  overflow-wrap:anywhere;
  word-break:break-word;
}
.article-body > * + *{ margin-top:20px; }
.article-body h2{
  position:relative;
  font-size:clamp(22px,2.4vw,25px);
  font-weight:700;
  line-height:1.45;
  color:var(--text);
  margin:44px 0 0;
  padding-left:14px;
}
.article-body h2::before{
  content:''; position:absolute; left:0; top:.2em; bottom:.2em; width:3px; border-radius:3px;
  background:linear-gradient(180deg,#FF4E3A,#FFC02E);
}
.article-body h3{ font-size:19px; font-weight:600; color:var(--text); margin:32px 0 0; line-height:1.5; }
.article-body h4{ font-size:17px; font-weight:600; color:var(--text); margin:24px 0 0; }
.article-body p{ margin:20px 0 0; }
.article-body a{ color:var(--brand-300); text-decoration:underline; text-decoration-color:rgba(255,160,107,.45); text-underline-offset:4px; }
.article-body a:hover{ color:#FFC02E; }
.article-body strong{ color:var(--text); font-weight:600; }
.article-body img{ border-radius:var(--radius-md); margin:26px auto; border:1px solid var(--line); }
.article-body figure{ margin:26px 0; }
.article-body figcaption{ margin-top:10px; font-size:13px; color:var(--text-3); text-align:center; }
.article-body ul,.article-body ol{ padding-left:22px; margin:20px 0 0; }
.article-body li{ margin-top:10px; }
.article-body ul li::marker{ color:var(--brand-500); }
.article-body ol li::marker{ color:var(--brand-500); font-weight:600; }
.article-body blockquote{
  margin:26px 0 0; padding:16px 20px;
  border-left:3px solid #FF5A2E;
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  background:rgba(255,255,255,.03);
  color:#C9C7D2;
}
.article-body blockquote p{ margin-top:0; }
.article-body code{
  padding:2px 6px; border-radius:6px; font-size:14.5px;
  background:rgba(255,255,255,.07); color:#FFC02E;
}
.article-body pre{
  margin:24px 0 0; padding:18px 20px; border-radius:var(--radius-md);
  background:#100F15; border:1px solid var(--line); overflow-x:auto;
}
.article-body pre code{ background:none; padding:0; color:#D9D7E0; }
.article-body hr{ margin:36px 0; border:0; border-top:1px solid var(--line); }
.table-wrap{ margin:26px 0 0; border:1px solid var(--line); border-radius:var(--radius-md); overflow-x:auto; }
.article-body table{ width:100%; border-collapse:collapse; font-size:15px; min-width:520px; }
.article-body thead th{ background:rgba(255,255,255,.05); color:var(--text); font-weight:600; }
.article-body th,.article-body td{ padding:12px 16px; text-align:left; border-bottom:1px solid var(--line-soft); }
.article-body tbody tr:nth-child(even){ background:rgba(255,255,255,.02); }
.article-body tbody tr:last-child td{ border-bottom:0; }

.side-card{ background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-xl); padding:22px; }
.side-title{ font-size:14px; font-weight:600; color:var(--text); margin:0 0 14px; letter-spacing:.02em; }
.toc-link{
  display:block; padding:7px 0 7px 12px; font-size:14px; color:var(--text-2);
  border-left:2px solid transparent; line-height:1.6;
  transition:color 200ms var(--ease), border-color 200ms var(--ease), padding-left 200ms var(--ease);
}
.toc-link:hover{ color:var(--brand-300); border-left-color:rgba(255,90,46,.6); padding-left:14px; }
.toc-sub{ padding-left:24px; font-size:13.5px; color:var(--text-3); }

.mini-row{
  display:flex; gap:14px; align-items:center; padding:12px 0;
  border-bottom:1px solid var(--line-soft);
  transition:background 200ms var(--ease);
}
.mini-row:last-child{ border-bottom:0; }
.mini-row:hover{ background:rgba(255,255,255,.04); }
.mini-thumb{ width:56px; height:76px; border-radius:var(--radius-sm); overflow:hidden; flex-shrink:0; background:#24222C; }
.mini-thumb img{ width:100%; height:100%; object-fit:cover; }
.mini-title{ font-size:14.5px; font-weight:500; line-height:1.5; color:var(--text); display:-webkit-box; -webkit-line-clamp:1; -webkit-box-orient:vertical; overflow:hidden; }
.mini-meta{ font-size:12px; color:var(--text-3); margin-top:4px; font-variant-numeric:tabular-nums; }

.nav-card{
  display:flex; align-items:center; gap:14px; padding:18px 20px;
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-md);
  transition:transform 220ms var(--ease), border-color 220ms var(--ease), background 220ms var(--ease);
}
.nav-card:hover{ transform:translateY(-3px); border-color:rgba(255,90,46,.35); background:#201F29; }

.related-card{
  display:block; overflow:hidden; border-radius:var(--radius-md);
  background:var(--surface); border:1px solid var(--line);
  transition:transform 220ms var(--ease), border-color 220ms var(--ease), box-shadow 220ms var(--ease);
}
.related-card:hover{ transform:translateY(-4px); border-color:rgba(255,90,46,.35); box-shadow:var(--shadow-hover); }
.related-cover{ aspect-ratio:16/9; overflow:hidden; background:#24222C; }
.related-cover img{ width:100%; height:100%; object-fit:cover; transition:transform 320ms var(--ease); }
.related-card:hover .related-cover img{ transform:scale(1.05); }

.cta-panel{
  position:relative; overflow:hidden;
  border-radius:24px;
  background-image:linear-gradient(96deg,#FF4E3A 0%,#FF8A1E 52%,#FFC02E 100%);
  padding:48px 28px;
  text-align:center;
}
.cta-panel::after{
  content:''; position:absolute; inset:0; opacity:.09; pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(0,0,0,.6) 0 2px,transparent 2px 13px);
}

.footer-link{ font-size:14px; color:var(--text-2); transition:color 200ms var(--ease); }
.footer-link:hover{ color:var(--brand-500); text-decoration:underline; text-underline-offset:4px; }
.back-top{
  width:36px; height:36px; border-radius:10px; border:1px solid var(--line);
  color:var(--text-2); display:inline-flex; align-items:center; justify-content:center;
  transition:background 220ms var(--ease), color 220ms var(--ease), transform 220ms var(--ease);
}
.back-top:hover{ background-image:linear-gradient(96deg,#FF4E3A,#FFC02E); color:#1A1108; transform:translateY(-2px); }

.empty-state{
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:16px;
  min-height:300px; padding:48px 24px; text-align:center;
  background:var(--surface); border:1px dashed var(--line); border-radius:var(--radius-xl);
}
.tag{ display:inline-flex; align-items:center; height:32px; padding:0 14px; border-radius:999px; font-size:13px; color:var(--text-2); background:rgba(255,255,255,.05); border:1px solid var(--line); transition:color 200ms var(--ease), border-color 200ms var(--ease); }
.tag:hover{ color:var(--brand-300); border-color:rgba(255,90,46,.45); }

#readProgress{ transition:width 120ms linear; }

@media (prefers-reduced-motion: reduce){
  *{ transition:none !important; animation:none !important; scroll-behavior:auto !important; }
}
@media (max-width:640px){
  .article-body{ font-size:16.5px; }
  .cta-panel{ padding:36px 20px; border-radius:20px; }
}

/* roulang page: category1 */
:root{
  --ink-950:#0D0C11;
  --ink-900:#15141B;
  --ink-850:#0B0A0F;
  --surface:#1B1A22;
  --stroke:rgba(255,255,255,.06);
  --stroke-2:rgba(255,255,255,.14);
  --line:rgba(255,255,255,.08);
  --brand-500:#FF5A2E;
  --brand-400:#FF8A1E;
  --brand-300:#FFC02E;
  --accent-500:#FF2E6B;
  --mint-400:#39E0A8;
  --text:#F6F5F8;
  --fog-400:#A8A5B4;
  --fog-600:#6E6B7C;
  --grad:linear-gradient(96deg,#FF4E3A 0%,#FF8A1E 52%,#FFC02E 100%);
  --radius-lg:20px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow-card:0 12px 32px rgba(0,0,0,.45);
  --shadow-hover:0 20px 48px rgba(255,90,46,.18);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--ink-950);
  color:var(--text);
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.2;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
::selection{background:rgba(255,90,46,.35)}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#0D0C11}
::-webkit-scrollbar-thumb{background:rgba(255,90,46,.4);border-radius:999px}
::-webkit-scrollbar-thumb:hover{background:rgba(255,90,46,.65)}
:focus-visible{outline:2px solid var(--brand-300);outline-offset:2px}

.container{width:100%;max-width:1280px;margin-inline:auto;padding-inline:16px}
@media (min-width:640px){.container{padding-inline:24px}}
@media (min-width:1280px){.container{padding-inline:32px}}

.nav-glass{background:rgba(13,12,17,.78);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}
.grad-bg{background-image:var(--grad)}
.grad-text{background-image:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.band-900{background:var(--ink-900)}
.h1{font-size:clamp(28px,4.4vw,50px);font-weight:800;line-height:1.16;letter-spacing:-.01em}
.h2{font-size:clamp(22px,2.6vw,32px);font-weight:700}
.h3{font-size:20px;font-weight:600}
.lead{font-size:16px;line-height:1.85;color:var(--fog-400)}
.num{font-variant-numeric:tabular-nums}

/* ---------- 导航 ---------- */
.search-box{
  display:flex;align-items:center;gap:10px;height:40px;padding:0 16px;
  border-radius:999px;background:rgba(255,255,255,.06);
  border:1px solid transparent;transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.search-box:focus-within{border-color:rgba(255,138,30,.75);box-shadow:0 0 0 3px rgba(255,90,46,.18)}
.search-box input{flex:1;min-width:0;background:transparent;border:0;outline:none;font-size:14px}
.search-box input::placeholder{color:var(--fog-600)}
.tab-rail{display:flex;gap:8px;overflow-x:auto;padding:6px 0;scroll-snap-type:x proximity;scrollbar-width:none}
.tab-rail::-webkit-scrollbar{display:none}
.no-scrollbar{scrollbar-width:none}
.no-scrollbar::-webkit-scrollbar{display:none}
.pill{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;
  font-size:14px;color:var(--fog-400);white-space:nowrap;scroll-snap-align:start;
  transition:background-color .22s var(--ease),color .22s var(--ease),box-shadow .22s var(--ease);
}
.pill:hover{background:rgba(255,255,255,.06);color:var(--text)}
.pill-active{
  background-image:var(--grad);color:#1A1108;font-weight:600;
  box-shadow:inset 0 -1px 0 rgba(0,0,0,.14),0 8px 20px rgba(255,90,46,.22);
}
.pill-active:hover{color:#1A1108;background-image:var(--grad)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;white-space:nowrap;cursor:pointer;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background-color .22s var(--ease),border-color .22s var(--ease),filter .22s var(--ease);
}
.btn-primary{background-image:var(--grad);color:#1A1108;box-shadow:0 8px 22px rgba(255,90,46,.28)}
.btn-primary:hover{transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 14px 34px rgba(255,90,46,.34)}
.btn-primary:active{transform:translateY(0);filter:brightness(.98)}
.btn-ghost{background:transparent;border-color:var(--stroke-2);color:var(--text)}
.btn-ghost:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.26)}
.btn-dark{background:#F6F5F8;color:#15141B}
.btn-dark:hover{filter:brightness(.94)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-group{display:flex;flex-wrap:wrap;gap:12px}
@media (max-width:639px){.btn-group{flex-direction:column}.btn-group .btn{width:100%}}

/* ---------- 徽章 / 标签 ---------- */
.badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:600;line-height:1;white-space:nowrap}
.badge-glass{background:rgba(13,12,17,.7);border:1px solid rgba(255,255,255,.18);color:#fff}
.badge-hot{background:var(--accent-500);color:#fff}
.badge-mint{background:var(--mint-400);color:#08281E}
.badge-outline{background:transparent;border:1px solid var(--stroke-2);color:var(--fog-400)}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center 28%}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(to top,#0D0C11 6%,rgba(13,12,17,.82) 58%,rgba(13,12,17,.6) 100%),
    linear-gradient(96deg,rgba(13,12,17,.94) 0%,rgba(13,12,17,.4) 62%,rgba(13,12,17,.22) 100%);
}
.hero>.container{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--fog-600);padding-top:24px}
.crumb a{color:var(--fog-400);transition:color .2s var(--ease)}
.crumb a:hover{color:var(--brand-300)}
.crumb-now{color:var(--brand-300)}
.hero-sub{margin-top:16px;font-size:16px;line-height:1.8;color:var(--fog-400);max-width:620px}
.stats{display:flex;flex-wrap:wrap;gap:18px 26px;align-items:flex-start;margin-top:28px}
.stats li{padding-right:26px;border-right:1px solid var(--line)}
.stats li:last-child{border-right:0;padding-right:0}
.stat-num{font-size:26px;font-weight:800;line-height:1.2;font-variant-numeric:tabular-nums}
.stat-label{font-size:12px;color:var(--fog-400);margin-top:2px}
.stat-panel{
  border-radius:var(--radius-lg);border:1px solid var(--stroke);background:rgba(27,26,34,.72);
  padding:22px;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.stat-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0;border-bottom:1px solid var(--line)}
.stat-row:first-child{padding-top:0}
.stat-row:last-child{border-bottom:0;padding-bottom:0}
.stat-row .k{font-size:14px;color:var(--fog-400)}
.stat-row .v{font-size:18px;font-weight:700;font-variant-numeric:tabular-nums}

/* ---------- 筛选条 ---------- */
.filter-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px}
.sort-box{
  display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 16px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid var(--stroke-2);color:var(--fog-400);font-size:14px;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.sort-box:hover{border-color:rgba(255,255,255,.28);color:var(--text)}
.sort-box select{background:transparent;border:0;outline:none;font-size:14px;color:inherit;cursor:pointer}
.sort-box select option{background:#1B1A22;color:#F6F5F8}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:28px}
.section-note{font-size:13px;color:var(--fog-600);font-variant-numeric:tabular-nums}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--brand-300);transition:gap .22s var(--ease)}
.text-link:hover{gap:10px}

/* ---------- 片库卡片 ---------- */
.lib-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:640px){.lib-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.lib-grid{grid-template-columns:repeat(4,1fr);gap:24px}}
.lib-card{display:block}
.lib-cover{
  position:relative;aspect-ratio:3/4;border-radius:var(--radius-lg);overflow:hidden;
  background:var(--surface);border:1px solid var(--stroke);box-shadow:var(--shadow-card);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.lib-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.lib-card:hover .lib-cover{transform:translateY(-4px);border-color:rgba(255,90,46,.35);box-shadow:var(--shadow-hover)}
.lib-card:hover .lib-cover img{transform:scale(1.05)}
.lib-cover .badge{position:absolute;top:12px;left:12px;z-index:2}
.lib-shade{
  position:absolute;inset:auto 0 0 0;padding:16px;
  background:linear-gradient(to top,rgba(13,12,17,.97) 14%,rgba(13,12,17,.62) 58%,rgba(13,12,17,0) 100%);
}
.lib-title{font-size:16px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.lib-meta{margin-top:4px;font-size:12px;color:var(--fog-400);font-variant-numeric:tabular-nums}

/* ---------- 分页 ---------- */
.pager{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px;margin-top:44px}
.page-num,.page-btn{
  display:inline-flex;align-items:center;justify-content:center;min-width:42px;height:42px;
  padding:0 14px;border-radius:var(--radius-sm);border:1px solid var(--stroke);
  font-size:14px;color:var(--fog-400);font-variant-numeric:tabular-nums;
  transition:border-color .2s var(--ease),color .2s var(--ease),background-color .2s var(--ease);
}
.page-num:hover,.page-btn:hover{border-color:rgba(255,255,255,.26);color:var(--text);background:rgba(255,255,255,.04)}
.page-num.is-active{background-image:var(--grad);color:#1A1108;border-color:transparent;font-weight:700}
.page-btn[aria-disabled="true"]{opacity:.4;pointer-events:none}
.page-gap{color:var(--fog-600);padding:0 2px}
@media (max-width:767px){
  .pager .hide-sm{display:none}
  .pager .page-num:not(.is-active){display:none}
}

/* ---------- 步骤 ---------- */
.steps{display:grid;gap:18px}
@media (min-width:768px){.steps{grid-template-columns:repeat(3,1fr)}}
.step{
  position:relative;padding:26px 22px;border-radius:var(--radius-lg);
  background:var(--surface);border:1px solid var(--stroke);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.step:hover{transform:translateY(-4px);border-color:rgba(255,90,46,.32);box-shadow:var(--shadow-hover)}
.step-num{font-size:30px;font-weight:800;line-height:1;background-image:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-variant-numeric:tabular-nums}
.step h3{margin-top:14px;font-size:17px;font-weight:600}
.step p{margin-top:10px;font-size:14px;line-height:1.8;color:var(--fog-400)}

/* ---------- 场景 ---------- */
.scene-grid{display:grid;gap:24px}
@media (min-width:1024px){.scene-grid{grid-template-columns:5fr 7fr;align-items:stretch}}
.scene-card{
  position:relative;display:flex;align-items:flex-end;min-height:320px;
  border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--stroke);
  background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;
}
.scene-card::before{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(13,12,17,.95) 12%,rgba(13,12,17,.35) 78%)}
.scene-card .inner{position:relative;z-index:2;padding:26px}
.scene-card h3{font-size:20px;font-weight:600}
.scene-card p{margin-top:10px;font-size:14px;line-height:1.8;color:rgba(246,245,248,.78);max-width:420px}
.scene-list li{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--line);transition:background-color .2s var(--ease)}
.scene-list li:first-child{padding-top:0}
.scene-list li:last-child{border-bottom:0;padding-bottom:0}
.scene-ico{
  flex:0 0 auto;width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,90,46,.12);border:1px solid rgba(255,90,46,.28);color:var(--brand-300);font-weight:700;font-size:14px;
}
.scene-list h4{font-size:16px;font-weight:600}
.scene-list p{margin-top:6px;font-size:14px;line-height:1.8;color:var(--fog-400)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:900px;margin-inline:auto}
.faq-item{border:1px solid var(--stroke);border-radius:var(--radius-md);background:var(--surface);overflow:hidden;transition:border-color .22s var(--ease)}
.faq-item:hover{border-color:rgba(255,255,255,.14)}
.faq-item.is-open{border-color:rgba(255,90,46,.32)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;padding:18px 20px;
  background:transparent;border:0;text-align:left;font-size:16px;font-weight:600;cursor:pointer;
}
.faq-mark{
  flex:0 0 auto;width:28px;height:28px;border-radius:999px;background-image:var(--grad);
  color:#1A1108;display:grid;place-items:center;font-size:14px;font-weight:800;
}
.faq-icon{margin-left:auto;flex:0 0 auto;transition:transform .22s var(--ease);color:var(--fog-400)}
.faq-item.is-open .faq-icon{transform:rotate(45deg);color:var(--brand-300)}
.faq-a{display:none;padding:0 20px 20px 62px;font-size:15px;line-height:1.85;color:var(--fog-400)}
.faq-item.is-open .faq-a{display:block}

/* ---------- CTA ---------- */
.cta-grid{display:grid;gap:20px}
@media (min-width:900px){.cta-grid{grid-template-columns:1.15fr .85fr}}
.cta-panel{
  position:relative;overflow:hidden;border-radius:24px;padding:44px 28px;text-align:center;
  background-image:var(--grad);color:#1A1108;
}
.cta-panel::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:repeating-linear-gradient(135deg,rgba(0,0,0,.08) 0 2px,rgba(0,0,0,0) 2px 9px);
}
.cta-panel .inner{position:relative;z-index:2}
.cta-panel h2{font-size:clamp(22px,2.6vw,30px);font-weight:800}
.cta-panel p{margin-top:12px;font-size:15px;line-height:1.8;color:rgba(26,17,8,.82)}
.cta-panel .btn-group{justify-content:center;margin-top:26px}
.cta-panel .btn-primary{background-image:none;background-color:#171106;color:#FFF3D6;box-shadow:0 10px 26px rgba(0,0,0,.28)}
.cta-panel .btn-ghost{border-color:rgba(26,17,8,.34);color:#1A1108}
.cta-panel .btn-ghost:hover{background:rgba(26,17,8,.1)}
.cta-card{
  border-radius:24px;border:1px solid var(--stroke-2);background:var(--surface);
  padding:44px 28px;display:flex;flex-direction:column;justify-content:center;
}
.cta-card h3{font-size:20px;font-weight:600}
.cta-card p{margin-top:12px;font-size:15px;line-height:1.8;color:var(--fog-400)}
.cta-card .btn-group{margin-top:26px}
.rel-pills{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:32px;justify-content:center}

/* ---------- 页脚 ---------- */
.footer-link{color:var(--fog-400);font-size:14px;transition:color .2s var(--ease)}
.footer-link:hover{color:var(--brand-300);text-decoration:underline;text-underline-offset:4px}
.footer-txt{color:var(--fog-400);font-size:14px;line-height:1.8}
.back-top{
  display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:12px;
  border:1px solid var(--stroke-2);color:var(--fog-400);transition:background-color .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.back-top:hover{background-image:var(--grad);color:#1A1108;border-color:transparent}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.001ms !important;animation-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
    --ink-950:#0D0C11; --ink-900:#15141B; --ink-850:#0B0A0F; --surface:#1B1A22;
    --brand-300:#FFC02E; --brand-500:#FF5A2E; --brand-600:#FF8A1E;
    --accent-500:#FF2E6B; --mint-400:#39E0A8;
    --text-1:#F6F5F8; --text-2:#A8A5B4; --text-3:#6E6B7C;
    --line:rgba(255,255,255,.08); --line-strong:rgba(255,255,255,.14);
    --grad:linear-gradient(96deg,#FF4E3A 0%,#FF8A1E 52%,#FFC02E 100%);
    --r-xl:20px; --r-md:16px; --r-sm:12px;
    --shadow-card:0 12px 32px rgba(0,0,0,.45);
    --shadow-brand:0 20px 48px rgba(255,90,46,.18);
    --ease:cubic-bezier(.2,.7,.3,1);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0; background:var(--ink-950); color:var(--text-1);
    font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;
    font-size:16px; line-height:1.85; -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;border:0}
  a{color:inherit;text-decoration:none;transition:color .22s var(--ease)}
  button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
  input{font:inherit}
  h1,h2,h3,h4,p,ul,ol{margin:0}
  ul,ol{padding:0;list-style:none}
  :focus-visible{outline:2px solid var(--brand-300);outline-offset:2px;border-radius:12px}
  .container{width:100%;max-width:1280px;margin:0 auto;padding:0 16px}
  @media (min-width:640px){.container{padding:0 24px}}
  @media (min-width:1280px){.container{padding:0 32px}}
  .num{font-variant-numeric:tabular-nums}
  .grad-bg{background-image:var(--grad)}
  .grad-text{background-image:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
  .nav-glass{background:rgba(13,12,17,.72);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}
  .no-scrollbar{-ms-overflow-style:none;scrollbar-width:none}
  .no-scrollbar::-webkit-scrollbar{display:none}
  .tab-rail{display:flex;align-items:center;gap:6px;overflow-x:auto;white-space:nowrap}
  .rail-wrap{position:relative}
  .rail-mask{position:absolute;top:0;bottom:0;width:24px;pointer-events:none;z-index:2}
  .rail-mask.left{left:0;background:linear-gradient(90deg,rgba(13,12,17,.95),rgba(13,12,17,0))}
  .rail-mask.right{right:0;background:linear-gradient(270deg,rgba(13,12,17,.95),rgba(13,12,17,0))}
  .pill{display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;font-size:14px;color:var(--text-2);transition:background .22s var(--ease),color .22s var(--ease)}
  .pill:hover{background:rgba(255,255,255,.06);color:var(--text-1)}
  .pill-active{background-image:var(--grad);color:#1A1108;font-weight:600;box-shadow:inset 0 1px 0 rgba(255,255,255,.35)}
  .pill-active:hover{color:#1A1108}
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;font-weight:600;transition:transform .22s var(--ease),filter .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease)}
  .btn-primary{height:48px;padding:0 28px;background-image:var(--grad);color:#1A1108}
  .btn-primary:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:var(--shadow-brand)}
  .btn-primary:active{transform:translateY(0);filter:brightness(.98)}
  .btn-ghost{height:48px;padding:0 26px;border:1px solid var(--line-strong);color:var(--brand-300)}
  .btn-ghost:hover{background:rgba(255,255,255,.08);transform:translateY(-1px)}
  .btn-sm{height:40px;padding:0 18px;font-size:14px}
  .search-box{display:flex;align-items:center;gap:10px;height:42px;padding:0 18px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid transparent;transition:border-color .22s var(--ease),box-shadow .22s var(--ease)}
  .search-box:focus-within{border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(255,90,46,.22)}
  .search-box input{flex:1;background:transparent;border:0;outline:none;color:var(--text-1);font-size:14px}
  .search-box input::placeholder{color:var(--text-3)}
  .badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;font-size:12px;line-height:1;white-space:nowrap}
  .badge-plain{background:rgba(0,0,0,.55);border:1px solid var(--line-strong);color:#fff}
  .badge-hot{background:var(--accent-500);color:#fff}
  .badge-ok{background:var(--mint-400);color:#06251B;font-weight:600}
  .card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-xl);transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease)}
  .card:hover{transform:translateY(-4px);border-color:rgba(255,90,46,.35);box-shadow:var(--shadow-card)}
  .thumb{overflow:hidden;border-radius:var(--r-md);background:#221F2A}
  .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
  .card:hover .thumb img,.mini-card:hover .thumb img{transform:scale(1.05)}
  .section{padding:48px 0}
  @media (min-width:1024px){.section{padding:72px 0}}
  .sec-alt{background:var(--ink-900)}
  .sec-title{font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.3}
  .sec-sub{color:var(--text-2);font-size:15px;margin-top:10px}
  .page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
  .page-hero::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;opacity:.32}
  .page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,12,17,.55) 0%,rgba(13,12,17,.86) 62%,var(--ink-950) 100%)}
  .page-hero > .container{position:relative;z-index:2}
  .crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-2);padding-top:24px}
  .crumb a:hover{color:var(--brand-300)}
  .crumb .sep{color:var(--text-3)}
  .crumb-current{color:var(--brand-300)}
  .hero-grid{display:grid;gap:24px;padding:32px 0 40px}
  @media (min-width:1024px){
    .hero-grid{grid-template-columns:minmax(0,7fr) minmax(0,5fr);align-items:end;padding:44px 0 52px;gap:48px}
  }
  .hero-h1{font-size:clamp(26px,4vw,46px);font-weight:800;line-height:1.18;letter-spacing:-.01em}
  .hero-sub{font-size:16px;color:var(--text-2);max-width:34ch}
  .hero-note{font-size:14px;color:var(--text-3);margin-top:10px;max-width:40ch}
  .stat-row{display:flex;flex-wrap:wrap;align-items:center;gap:20px;padding-bottom:32px}
  .stat{display:flex;flex-direction:column;gap:2px;padding-right:20px;border-right:1px solid var(--line)}
  .stat:last-child{border-right:0;padding-right:0}
  .stat b{font-size:26px;font-weight:800;line-height:1.1}
  .stat span{font-size:12px;color:var(--text-2)}
  .filter-bar{display:flex;align-items:center;gap:12px;padding:16px 0;border-bottom:1px solid var(--line)}
  .sort-box{display:inline-flex;align-items:center;gap:8px;height:36px;padding:0 14px;border-radius:999px;border:1px solid var(--line-strong);background:rgba(255,255,255,.04);font-size:13px;color:var(--text-2);cursor:pointer;transition:border-color .22s var(--ease),color .22s var(--ease)}
  .sort-box:hover{border-color:rgba(255,90,46,.45);color:var(--text-1)}
  .cat-nav{position:sticky;top:96px;background:var(--ink-900);border:1px solid var(--line);border-radius:var(--r-xl);padding:20px}
  .cat-nav h2{font-size:13px;font-weight:600;color:var(--text-2);letter-spacing:.02em;margin-bottom:14px}
  .cat-nav ul{display:flex;flex-direction:column;gap:2px}
  .cat-nav a{position:relative;display:block;padding:9px 12px;border-radius:10px;font-size:14px;color:var(--text-2);transition:background .22s var(--ease),color .22s var(--ease)}
  .cat-nav a::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;border-radius:999px;background-image:var(--grad);opacity:0;transition:opacity .22s var(--ease)}
  .cat-nav a:hover{background:rgba(255,255,255,.05);color:var(--text-1)}
  .cat-nav a.on{color:var(--brand-300);background:rgba(255,90,46,.10)}
  .cat-nav a.on::before{opacity:1}
  .cat-tip{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);line-height:1.7}
  .count-bar{display:flex;align-items:baseline;justify-content:space-between;gap:16px;padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:4px}
  .count-bar b{font-size:28px;font-weight:800;line-height:1}
  .count-bar span{font-size:13px;color:var(--text-2)}
  .row-list{border-top:1px solid var(--line)}
  .row-item{position:relative;display:grid;grid-template-columns:44px 72px minmax(0,1fr) auto;gap:16px;align-items:center;padding:18px 14px;border-bottom:1px solid var(--line);transition:background .22s var(--ease)}
  .row-item::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:999px;background-image:var(--grad);opacity:0;transition:opacity .22s var(--ease)}
  .row-item:hover{background:rgba(255,255,255,.04)}
  .row-item:hover::before{opacity:1}
  .row-num{font-size:22px;font-weight:800;color:rgba(255,255,255,.22);line-height:1}
  .row-item:hover .row-num{color:var(--brand-300)}
  .row-thumb{width:72px;height:92px;border-radius:var(--r-sm)}
  .row-title{font-size:16px;font-weight:600;line-height:1.5;transition:color .22s var(--ease)}
  .row-item:hover .row-title{color:var(--brand-300)}
  .row-desc{font-size:13px;color:var(--text-2);margin-top:6px;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
  .row-meta{display:flex;flex-direction:column;align-items:flex-end;gap:8px}
  .row-meta time{font-size:12px;color:var(--text-3);font-variant-numeric:tabular-nums}
  @media (max-width:767px){
    .row-item{grid-template-columns:34px 56px minmax(0,1fr);gap:12px;align-items:start;padding:16px 8px}
    .row-thumb{width:56px;height:72px}
    .row-meta{grid-column:2 / -1;flex-direction:row;align-items:center;justify-content:flex-start;gap:10px;margin-top:10px}
    .row-num{font-size:18px}
  }
  .steps{display:grid;gap:16px}
  @media (min-width:768px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
  @media (min-width:1024px){.steps{grid-template-columns:repeat(4,minmax(0,1fr))}}
  .step{position:relative;padding:22px;background:var(--ink-900);border:1px solid var(--line);border-radius:var(--r-xl);transition:border-color .22s var(--ease),transform .22s var(--ease)}
  .step:hover{border-color:rgba(255,90,46,.35);transform:translateY(-4px)}
  .step-ico{width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;background-image:var(--grad);color:#1A1108;font-weight:800;font-size:15px}
  .step h3{font-size:16px;font-weight:600;margin-top:16px}
  .step p{font-size:13px;color:var(--text-2);margin-top:8px;line-height:1.75}
  .faq-item{background:var(--ink-900);border:1px solid var(--line);border-radius:var(--r-md);margin-bottom:12px;overflow:hidden;transition:border-color .22s var(--ease)}
  .faq-item.open{border-color:rgba(255,90,46,.35)}
  .faq-q{display:flex;align-items:center;gap:14px;width:100%;padding:18px 20px;text-align:left}
  .faq-mark{flex:0 0 32px;width:32px;height:32px;border-radius:50%;background-image:var(--grad);color:#1A1108;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:14px}
  .faq-q span.txt{flex:1;font-size:15px;font-weight:600;line-height:1.6}
  .faq-sign{flex:0 0 22px;width:22px;height:22px;position:relative}
  .faq-sign::before,.faq-sign::after{content:"";position:absolute;left:50%;top:50%;background:var(--text-2);border-radius:2px;transition:transform .22s var(--ease),background .22s var(--ease)}
  .faq-sign::before{width:14px;height:2px;transform:translate(-50%,-50%)}
  .faq-sign::after{width:2px;height:14px;transform:translate(-50%,-50%)}
  .faq-item.open .faq-sign::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
  .faq-item.open .faq-sign::before{background:var(--brand-300)}
  .faq-panel{max-height:0;overflow:hidden;transition:max-height .28s var(--ease)}
  .faq-item.open .faq-panel{max-height:420px}
  .faq-panel p{padding:0 20px 20px 66px;font-size:14px;color:var(--text-2);line-height:1.85}
  @media (max-width:520px){.faq-panel p{padding-left:20px}}
  .mini-card{display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-xl);overflow:hidden;transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease)}
  .mini-card:hover{transform:translateY(-4px);border-color:rgba(255,90,46,.35);box-shadow:var(--shadow-card)}
  .mini-card .thumb{border-radius:0;aspect-ratio:16/9}
  .mini-body{padding:16px 18px 20px}
  .mini-body h3{font-size:16px;font-weight:600;line-height:1.5}
  .mini-body p{font-size:13px;color:var(--text-2);margin-top:8px}
  .mini-card:hover .mini-body h3{color:var(--brand-300)}
  .cta-panel{position:relative;overflow:hidden;border-radius:24px;background-image:var(--grad);color:#1A1108;padding:36px 24px;text-align:center}
  .cta-panel::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(26,17,8,.10) 1px,transparent 1px);background-size:14px 14px;opacity:.6}
  .cta-panel > *{position:relative;z-index:2}
  .cta-panel h2{font-size:clamp(20px,2.4vw,28px);font-weight:800;line-height:1.3}
  .cta-panel p{font-size:15px;margin-top:10px;color:rgba(26,17,8,.78)}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:22px}
  .btn-dark{height:48px;padding:0 26px;border-radius:999px;background:#1A1108;color:#FFF3E6;font-weight:600;display:inline-flex;align-items:center;transition:transform .22s var(--ease),filter .22s var(--ease)}
  .btn-dark:hover{transform:translateY(-1px);filter:brightness(1.12)}
  .btn-outline-dark{height:48px;padding:0 24px;border-radius:999px;border:1px solid rgba(26,17,8,.35);color:#1A1108;font-weight:600;display:inline-flex;align-items:center;transition:background .22s var(--ease)}
  .btn-outline-dark:hover{background:rgba(26,17,8,.10)}
  @media (max-width:520px){
    .cta-actions{flex-direction:column}
    .btn-dark,.btn-outline-dark{width:100%;justify-content:center}
  }
  .footer-link{font-size:14px;color:var(--text-2)}
  .footer-link:hover{color:var(--brand-300);text-decoration:underline;text-underline-offset:4px}
  .footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;margin-top:44px;padding-top:22px;border-top:1px solid var(--line)}
  .to-top{width:40px;height:40px;border-radius:12px;border:1px solid var(--line-strong);display:flex;align-items:center;justify-content:center;color:var(--text-2);transition:background .22s var(--ease),color .22s var(--ease)}
  .to-top:hover{background-image:var(--grad);color:#1A1108}
  @media (prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  }