/* roulang page: index */
:root{
  --bg:#F7F3ED;
  --surface:#FFFFFF;
  --surface-soft:#EFEAE3;
  --ink:#201B16;
  --ink-2:#6A6055;
  --line:#E5DBD0;
  --primary:#E85B2A;
  --primary-dark:#C7481D;
  --primary-soft:#FCE8DE;
  --teal:#0D8F86;
  --amber:#F3B61A;
  --dark:#241F1A;
  --radius-xl:24px;
  --radius-lg:18px;
  --radius-btn:12px;
  --shadow:0 8px 24px rgba(32,27,22,0.08);
  --shadow-hover:0 16px 40px rgba(32,27,22,0.12);
  --container:1200px;
  --space-section:96px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *{animation:none !important;transition:none !important}
}
body{
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px}
img{max-width:100%;display:block}
ul,ol{list-style:none}
h1,h2,h3,h4{font-weight:700;line-height:1.25;letter-spacing:.02em;color:var(--ink)}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:var(--space-section) 0}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:16px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:background .2s,color .2s,transform .2s,box-shadow .2s,border-color .2s;
  white-space:nowrap;
}
.btn svg{width:18px;height:18px}
.btn-primary{
  background:var(--primary);color:#fff;box-shadow:0 6px 18px rgba(232,91,42,.22);
}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 10px 24px rgba(232,91,42,.26)}
.btn-primary:active{transform:translateY(0)}
.btn-secondary{
  background:var(--surface);color:var(--ink);border-color:var(--line);box-shadow:var(--shadow);
}
.btn-secondary:hover{border-color:#d6c1ae;background:var(--surface-soft);transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.btn-lg{height:56px;padding:0 28px;font-size:17px;border-radius:14px}
.btn-sm{height:40px;padding:0 16px;font-size:14px;border-radius:10px}

/* header */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(247,243,237,.94);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line);
}
.header-top{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:16px;padding-bottom:12px}
.brand{display:inline-flex;align-items:center;gap:10px;min-width:0}
.brand-mark{
  font-size:22px;font-weight:800;color:var(--dark);letter-spacing:.01em;
  display:flex;align-items:center;gap:8px;line-height:1.2;
}
.brand-mark::before{
  content:"";width:10px;height:26px;border-radius:8px;background:var(--primary);flex:none;
}
.brand-badge{
  font-size:12px;font-weight:600;color:var(--primary);background:var(--primary-soft);
  border-radius:999px;padding:3px 10px;flex:none;
}
@media (max-width:560px){
  .brand-mark{font-size:18px}
  .header-top .btn{padding:0 14px;font-size:14px;height:42px}
}
.nav-bar{border-top:1px solid rgba(229,219,208,.7);background:rgba(255,255,255,.55)}
.chips-nav{
  display:flex;align-items:center;gap:8px;overflow-x:auto;padding-top:8px;padding-bottom:8px;
  scrollbar-width:none;-webkit-tap-highlight-color:transparent;
}
.chips-nav::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;gap:6px;flex:none;
  height:36px;padding:0 16px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--ink-2);background:var(--surface);border:1px solid var(--line);
  transition:all .2s;white-space:nowrap;
}
.chip:hover{color:var(--primary);border-color:var(--primary);background:#fff}
.chip.active{color:#fff;background:var(--dark);border-color:var(--dark)}
.header-cta{background:var(--primary);color:#fff}
.header-cta:hover{background:var(--primary-dark);transform:translateY(-2px)}

/* hero */
.hero{position:relative;overflow:hidden}
.hero::before{
  content:"";
  position:absolute;inset:0;
  background:radial-gradient(circle at 74% 20%,rgba(232,91,42,.1),transparent 32%),linear-gradient(90deg,rgba(247,243,237,.96) 0%,rgba(247,243,237,.82) 60%,rgba(239,234,227,.6) 100%),url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  opacity:.4;pointer-events:none;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .85fr;gap:56px;align-items:center;padding-top:72px;padding-bottom:84px}
.kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--teal);
  background:rgba(13,143,134,.1);padding:6px 14px;border-radius:999px;margin-bottom:20px;
}
.kicker i{width:6px;height:6px;border-radius:50%;background:var(--amber)}
.hero h1{font-size:clamp(34px,5vw,56px);font-weight:800;line-height:1.18;letter-spacing:.015em;margin-bottom:22px}
.hero h1 span{color:var(--primary)}
.hero-sub{font-size:17px;color:var(--ink-2);max-width:34em;line-height:1.9;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px}
.hero-points{display:grid;grid-template-columns:repeat(2,auto);gap:12px 22px;justify-content:start}
.hero-points li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-2);font-weight:500}
.dot-icon{width:8px;height:8px;border-radius:50%;background:var(--teal);flex:none}
.dot-icon.orange{background:var(--primary)}
.dot-icon.amber{background:var(--amber)}
.hero-stage{position:relative;display:flex;justify-content:center;padding:16px 0 26px}
.phone-frame{
  position:relative;width:302px;height:auto;border-radius:38px;background:#efe4da;
  border:10px solid #241F1A;box-shadow:var(--shadow-hover),0 0 0 1px rgba(255,255,255,.4) inset;padding:9px;
}
.phone-media{
  width:100%;height:416px;border-radius:28px;overflow:hidden;background:linear-gradient(150deg,#f6d8c8,#cbd9cf);
}
.phone-media img{width:100%;height:100%;object-fit:cover}
.phone-progress{
  display:flex;align-items:center;gap:8px;padding:14px 8px 4px;color:#fff;
}
.phone-progress i{display:block;flex:1;height:4px;border-radius:99px;background:rgba(255,255,255,.36);overflow:hidden}
.phone-progress i em{display:block;height:100%;width:48%;border-radius:99px;background:var(--amber)}
.phone-tools{display:flex;gap:12px;justify-content:flex-end;padding:8px}
.phone-tools span{width:28px;height:28px;border-radius:50%;background:rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;font-size:12px;color:#fff}
.stage-bubble{
  position:absolute;background:#fff;border-radius:16px;box-shadow:var(--shadow);
  padding:12px 16px;font-size:13px;color:var(--ink);font-weight:600;border:1px solid rgba(229,219,208,.5);
  display:flex;align-items:center;gap:8px;
}
.stage-bubble b{color:var(--primary);font-weight:800}
.bubble-top{top:30px;right:-6px;animation:float 3s ease-in-out infinite}
.bubble-bottom{bottom:46px;left:-28px;animation:float 3s ease-in-out .8s infinite}
.stage-bubble .avatar{
  width:24px;height:24px;border-radius:8px;background:var(--primary-soft);display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:13px;font-weight:800;
}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}

/* section generic */
.eyebrow{
  font-size:13px;font-weight:700;letter-spacing:.16em;color:var(--primary);text-transform:uppercase;margin-bottom:10px;
}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:42px;flex-wrap:wrap}
.section-title{font-size:clamp(26px,3.4vw,34px);font-weight:800}
.section-desc{color:var(--ink-2);font-size:15px;line-height:1.8;margin-top:10px;max-width:55em}
.head-right a{font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px;font-size:15px}
.head-right a:hover{color:var(--primary-dark)}
.head-right svg{width:16px;height:16px}

/* track */
.track-section{background:linear-gradient(180deg,var(--bg) 0%,#F1E9DE 100%)}
.track-scroll{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:8px 4px 24px;scrollbar-color:var(--line) transparent;
}
.track-scroll:hover{cursor:grab}
.track-scroll:active{cursor:grabbing}
.track-card{
  flex:0 0 288px;scroll-snap-align:start;background:var(--surface);border:1px solid rgba(229,219,208,.8);
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);transition:transform .22s,box-shadow .22s;
}
.track-card:hover{transform:translateY(-6px) scale(1.01);box-shadow:var(--shadow-hover)}
.track-cover{position:relative;aspect-ratio:3/3.5;overflow:hidden;background:var(--surface-soft)}
.track-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.track-card:hover .track-cover img{transform:scale(1.05)}
.card-tag{
  position:absolute;top:12px;left:12px;background:rgba(255,255,255,.94);color:var(--dark);
  font-size:12px;font-weight:700;padding:5px 11px;border-radius:999px;backdrop-filter:blur(6px);letter-spacing:.03em;
}
.play-badge{
  position:absolute;right:14px;bottom:12px;width:34px;height:34px;border-radius:50%;
  background:rgba(255,255,255,.9);color:var(--dark);display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow);font-size:14px;
}
.play-badge svg{width:14px;height:14px}
.rank-badge{
  position:absolute;left:12px;bottom:14px;color:#231;font-weight:800;font-size:24px;
  background:linear-gradient(135deg,var(--amber),#F9D765);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  line-height:1;text-shadow:0 1px 2px rgba(0,0,0,.04);
}
.track-body{padding:18px 18px 20px}
.track-body h3{font-size:17px;font-weight:700;line-height:1.45;margin-bottom:8px}
.track-body p{font-size:14px;color:var(--ink-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:14px}
.track-link{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--primary);
  transition:gap .2s;
}
.track-link:hover{gap:12px;color:var(--primary-dark)}
.track-link svg{width:15px;height:15px}

/* guide timeline */
.guide-section{background:var(--bg)}
.guide-wrap{
  display:grid;grid-template-columns:1fr 1fr;gap:46px 80px;
  position:relative;max-width:940px;margin:0 auto;
}
.guide-wrap::before{
  content:"";position:absolute;left:25px;top:12px;bottom:12px;width:2px;
  background:linear-gradient(180deg,var(--primary-soft),var(--line));
}
.guide-item{position:relative;padding-left:84px}
.guide-index{
  position:absolute;left:0;top:0;width:52px;height:52px;border-radius:18px;
  background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);
  display:flex;align-items:center;justify-content:center;color:var(--primary);font-weight:800;font-size:20px;
  z-index:1;
}
.guide-body{background:var(--surface);border:1px solid rgba(229,219,208,.7);border-radius:var(--radius-lg);padding:26px 26px 24px;transition:transform .2s,box-shadow .2s}
.guide-body:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.guide-body h3{font-size:20px;font-weight:700;margin-bottom:8px}
.guide-body p{font-size:15px;color:var(--ink-2);line-height:1.9;margin-bottom:18px}
.guide-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.g-mini{
  background:var(--primary-soft);color:var(--primary-dark);padding:4px 12px;border-radius:999px;
  font-size:12px;font-weight:700;
}
.g-mini.teal{background:rgba(13,143,134,.1);color:var(--teal)}
.g-mini.amber{background:rgba(243,182,26,.18);color:#a07100}
.guide-link{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--teal);font-size:14px}
.guide-link:hover{gap:10px;color:var(--primary-dark)}

/* voices strip */
.voice-section{background:var(--dark);color:#fff}
.voice-section .section-title,.voice-section .eyebrow,.voice-section .section-desc{color:#fff}
.voice-section .section-desc{color:rgba(255,255,255,.75)}
.voice-section .eyebrow{color:var(--amber)}
.voice-scroll{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 4px 20px;scrollbar-width:thin;scrollbar-color:#48413a transparent}
.voice-card{
  flex:0 0 300px;scroll-snap-align:start;background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-lg);padding:28px;position:relative;
  backdrop-filter:blur(8px);transition:transform .22s,background .22s;
}
.voice-card:hover{transform:translateY(-5px);background:rgba(255,255,255,.12)}
.voice-card .quote-mark{
  font-size:54px;line-height:.4;color:var(--amber);font-weight:800;display:block;margin-bottom:22px;
}
.voice-card h3{color:#fff;font-size:18px;font-weight:700;margin-bottom:10px}
.voice-card p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.75)}
.voice-meta{display:flex;align-items:center;gap:8px;margin-top:18px;color:var(--amber);font-size:12px;font-weight:700}
.voice-meta i{width:18px;height:3px;border-radius:99px;background:var(--primary);display:inline-block}

/* news section */
.news-section{background:var(--surface)}
.news-layout{
  display:grid;grid-template-columns:minmax(315px,.9fr) 1.1fr;gap:40px;align-items:stretch;
}
.news-feature{
  border:1px solid var(--line);border-radius:var(--radius-xl);overflow:hidden;
  background:var(--surface);box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s;height:100%;display:flex;flex-direction:column;
}
.news-feature:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.news-feature-media{aspect-ratio:16/10;overflow:hidden;position:relative}
.news-feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.news-feature:hover .news-feature-media img{transform:scale(1.04)}
.news-feature-media .date-on{
  position:absolute;right:14px;bottom:14px;font-size:12px;font-weight:600;color:#fff;
  background:rgba(0,0,0,.55);padding:4px 12px;border-radius:999px;backdrop-filter:blur(8px);
}
.news-feature-body{padding:28px;display:flex;flex-direction:column;flex:1}
.news-feature-body .tagline{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;color:var(--primary);
  background:var(--primary-soft);padding:4px 12px;border-radius:999px;width:max-content;margin-bottom:14px;
}
.news-feature-body h3{font-size:21px;line-height:1.5;font-weight:800;margin-bottom:10px}
.news-feature-body .excerpt{color:var(--ink-2);font-size:15px;line-height:1.85;flex:1;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-feature-body .read-op{margin-top:22px;font-weight:700;color:var(--teal);display:inline-flex;gap:6px;align-items:center}
.news-list{display:flex;flex-direction:column;gap:12px}
.news-row{
  display:grid;grid-template-columns:120px 1fr;gap:18px;align-items:center;background:var(--bg);
  border:1px solid rgba(229,219,208,.6);border-radius:var(--radius-lg);padding:12px;transition:all .2s,transform .2s;
}
.news-row:hover{background:var(--surface);transform:translateX(4px);box-shadow:var(--shadow);border-color:var(--line)}
.news-thumb{aspect-ratio:8/5;overflow:hidden;border-radius:12px;background:var(--surface-soft)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.news-row:hover .news-thumb img{transform:scale(1.06)}
.news-row-body{min-width:0}
.news-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--ink-2);margin-bottom:7px}
.news-meta span:first-child{color:var(--teal);font-weight:700}
.news-row-body h4{font-size:15px;font-weight:700;line-height:1.6;margin-bottom:5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-row-body .row-excerpt{font-size:13px;color:var(--ink-2);overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.news-empty{
  grid-column:1/-1;border:1px dashed var(--line);border-radius:var(--radius-xl);padding:56px 24px;
  text-align:center;background:var(--surface-soft);color:var(--ink-2);
}
.news-empty svg{width:42px;height:42px;color:var(--primary);margin:0 auto 14px;display:block}
.news-empty p{font-size:16px;font-weight:500;margin-bottom:6px}
.news-empty a{display:inline-block;margin-top:12px;color:var(--teal);font-weight:700;font-size:14px}
.section-link-bottom{display:flex;justify-content:center;margin-top:40px}

/* faq */
.faq-section{background:var(--bg)}
.faq-inner{max-width:820px;margin:0 auto}
.faq-item{
  background:var(--surface);border:1px solid rgba(229,219,208,.7);border-radius:18px;margin-bottom:14px;
  transition:box-shadow .2s;
}
.faq-item[open]{box-shadow:var(--shadow)}
.faq-item summary{
  list-style:none;display:flex;justify-content:space-between;align-items:center;gap:18px;cursor:pointer;
  padding:22px 26px;font-weight:700;font-size:17px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--primary)}
.faq-icon{
  width:28px;height:28px;flex:none;position:relative;border-radius:50%;border:2px solid var(--line);
  transition:transform .25s,border-color .25s;
}
.faq-item[open] .faq-icon{transform:rotate(45deg);border-color:var(--primary);background:var(--primary-soft)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--primary);border-radius:3px}
.faq-icon::before{left:50%;top:5px;bottom:5px;width:2px;transform:translateX(-50%)}
.faq-icon::after{top:50%;left:5px;right:5px;height:2px;transform:translateY(-50%)}
.faq-body{padding:0 26px 22px;color:var(--ink-2);font-size:15px;line-height:1.9}
.faq-body p{padding-top:2px}

/* cta */
.cta-section{position:relative;overflow:hidden;background:var(--dark)}
.cta-bg{
  position:absolute;inset:0;background:url("/assets/images/backpic/back-3.webp") center/cover no-repeat;opacity:.2;
}
.cta-inner{
  position:relative;display:grid;place-items:center;text-align:center;padding:96px 16px;
  max-width:820px;margin:0 auto;
}
.cta-inner .eyebrow{color:var(--amber)}
.cta-inner h2{color:#fff;font-size:clamp(26px,4vw,40px);font-weight:800;margin-bottom:14px}
.cta-inner p{color:rgba(255,255,255,.78);font-size:17px;margin-bottom:32px;max-width:36em}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}

/* footer */
.site-footer{background:#1B1712;color:rgba(255,255,255,.72);font-size:14px}
.footer-grid{
  display:grid;grid-template-columns:1.2fr .8fr 1fr;gap:48px;padding-top:56px;padding-bottom:44px;
}
.footer-brand .brand-mark{color:#fff;font-size:20px;margin-bottom:12px}
.footer-brand .brand-mark::before{background:var(--primary)}
.footer-brand .brand-mark:hover::before{background:var(--amber)}
.footer-brand p{line-height:1.85;max-width:23em;color:rgba(255,255,255,.62)}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px}
.footer-col a{display:block;color:rgba(255,255,255,.7);padding:4px 0;transition:color .2s,padding-left .2s}
.footer-col a:hover{color:var(--primary);padding-left:5px}
.footer-note{
  background:rgba(0,0,0,.2);color:rgba(255,255,255,.58);font-size:13px;
}
.footer-note .container{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding-top:18px;padding-bottom:18px}
.footer-note a{color:rgba(255,255,255,.7)}
.footer-note a:hover{color:#fff}

/* responsive */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;padding-top:48px;padding-bottom:56px;gap:10px}
  .hero-copy{max-width:760px}
  .hero-stage{margin-top:20px;justify-content:flex-start}
  .hero-points{grid-template-columns:repeat(2,1fr)}
  .news-layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  :root{--space-section:64px}
  .section-head{margin-bottom:28px}
  .guide-wrap{grid-template-columns:1fr;gap:36px}
  .guide-wrap::before{left:23px}
  .guide-item{padding-left:76px}
  .guide-index{width:48px;height:48px;border-radius:16px}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-top:40px}
  .hero-actions .btn{flex:1 1 auto;justify-content:center}
}
@media (max-width:560px){
  .container{padding:0 16px}
  .header-top{padding-top:12px;padding-bottom:10px}
  .header-cta{height:38px;padding:0 12px;font-size:13px}
  .chips-nav{gap:6px}
  .hero{padding-top:8px}
  .hero h1{font-size:32px}
  .hero-sub{font-size:15px}
  .hero-points{grid-template-columns:1fr}
  .stage-bubble.left{bottom:50px}
  .bubble-bottom{left:-2px}
  .bubble-top{right:0}
  .phone-frame{width:250px}
  .phone-media{height:344px;border-radius:24px}
  .track-card{flex:0 0 260px}
  .track-card .track-cover{aspect-ratio:3/3}
  .voice-card{flex-basis:264px}
  .news-row{grid-template-columns:94px 1fr;gap:12px;padding:10px}
  .news-feature-body{padding:20px}
  .news-feature-body h3{font-size:18px}
  .faq-item summary{font-size:15px;padding:18px 18px}
  .faq-body{padding:0 18px 18px}
  .brand-badge{font-size:10px;padding:2px 8px}
}

/* roulang page: article */
:root{
  --bg:#F7F3ED;
  --card:#FFFFFF;
  --panel:#EFEAE3;
  --ink:#201B16;
  --muted:#6A6055;
  --line:#E5DBD0;
  --primary:#E85B2A;
  --primary-dark:#C7481D;
  --primary-soft:#FCE8DE;
  --teal:#0D8F86;
  --amber:#F3B61A;
  --dark:#241F1A;
  --radius-xl:26px;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-pill:999px;
  --shadow:0 8px 24px rgba(32,27,22,.07);
  --shadow-hover:0 16px 40px rgba(32,27,22,.12);
  --container:1180px;
  --transition:.2s ease;
}

*,
*::before,
*::after{
  box-sizing:border-box;
}

html{
  scroll-behavior:smooth;
}

body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}

img{
  max-width:100%;
  display:block;
}

a{
  color:inherit;
  text-decoration:none;
}

ul,
ol{
  margin:0;
  padding:0;
}

h1,h2,h3,h4,h5,h6,p{
  margin:0;
}

button,
input{
  font-family:inherit;
}

.container{
  width:min(var(--container), calc(100% - 40px));
  margin-inline:auto;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 24px;
  border:1px solid transparent;
  border-radius:14px;
  background:transparent;
  font-size:15px;
  font-weight:700;
  line-height:1;
  color:var(--ink);
  text-decoration:none;
  cursor:pointer;
  transition:background var(--transition),color var(--transition),border-color var(--transition),transform var(--transition),box-shadow var(--transition);
}

.btn:hover{
  transform:translateY(-2px);
}

.btn-primary{
  background:var(--primary);
  color:#fff;
  box-shadow:0 8px 22px rgba(232,91,42,.18);
}

.btn-primary:hover{
  background:var(--primary-dark);
  box-shadow:0 12px 28px rgba(232,91,42,.24);
}

.btn-outline{
  background:var(--card);
  border-color:var(--line);
  color:var(--ink);
}

.btn-outline:hover{
  border-color:var(--primary);
  color:var(--primary);
  background:var(--card);
}

.btn-ghost{
  border-color:rgba(255,255,255,.6);
  color:#fff;
  background:transparent;
}

.btn-ghost:hover{
  background:rgba(255,255,255,.12);
  border-color:#fff;
}

.btn-sm{
  min-height:38px;
  padding:0 18px;
  border-radius:12px;
  font-size:14px;
}

.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(247,243,237,.92);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(229,219,208,.85);
}

.header-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:16px 0 14px;
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:8px;
  text-decoration:none;
}

.brand-mark{
  display:inline-flex;
  align-items:center;
  font-size:21px;
  font-weight:800;
  color:var(--ink);
  letter-spacing:.2px;
}

.brand-mark::before{
  content:"";
  width:10px;
  height:10px;
  border-radius:50%;
  background:var(--primary);
  margin-right:8px;
  flex-shrink:0;
}

.brand-badge{
  display:inline-flex;
  align-items:center;
  background:var(--primary);
  color:#fff;
  font-size:12px;
  line-height:1;
  padding:4px 8px;
  border-radius:6px;
  font-weight:700;
  letter-spacing:.5px;
}

.nav-bar{
  border-top:1px solid rgba(229,219,208,.6);
  background:rgba(255,255,255,.28);
}

.chips-nav{
  display:flex;
  align-items:center;
  gap:10px;
  padding:12px 0;
  overflow-x:auto;
  scrollbar-width:none;
}

.chips-nav::-webkit-scrollbar{
  display:none;
}

.chip{
  display:inline-flex;
  align-items:center;
  flex-shrink:0;
  height:38px;
  padding:0 20px;
  border-radius:999px;
  border:1px solid var(--line);
  background:var(--card);
  color:var(--ink);
  font-size:15px;
  font-weight:600;
  text-decoration:none;
  white-space:nowrap;
  transition:background var(--transition),color var(--transition),border-color var(--transition),box-shadow var(--transition);
}

.chip:hover{
  background:var(--primary-soft);
  border-color:var(--primary);
  color:var(--primary-dark);
}

.chip.active{
  background:var(--dark);
  border-color:var(--dark);
  color:#fff;
  box-shadow:0 6px 16px rgba(36,31,26,.16);
}

.chip.active:hover{
  background:var(--dark);
  color:#fff;
}

a:focus-visible,
.btn:focus-visible{
  outline:3px solid rgba(13,143,134,.35);
  outline-offset:2px;
}

.article-main{
  padding:4px 0 72px;
}

.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  margin:32px 0 18px;
  padding:12px 0;
  font-size:14px;
  color:var(--muted);
}

.breadcrumb a{
  color:var(--muted);
  text-decoration:none;
  transition:color var(--transition);
}

.breadcrumb a:hover{
  color:var(--primary);
}

.breadcrumb .crumb-arrow{
  color:var(--line);
  font-weight:400;
}

.breadcrumb .crumb-current{
  color:var(--ink);
  font-weight:600;
}

.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:40px;
  align-items:start;
}

.article-main-col{
  min-width:0;
}

.article-head{
  background:var(--card);
  border:1px solid rgba(229,219,208,.75);
  border-radius:var(--radius-xl);
  box-shadow:var(--shadow);
  padding:44px 48px 36px;
  margin-bottom:24px;
}

.article-title{
  font-size:clamp(28px, 4vw, 40px);
  line-height:1.25;
  font-weight:800;
  letter-spacing:.3px;
  overflow-wrap:break-word;
  word-break:break-word;
}

.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 22px;
  margin-top:20px;
  color:var(--muted);
  font-size:14px;
}

.meta-item{
  display:inline-flex;
  align-items:center;
  gap:7px;
  line-height:1.6;
}

.dot{
  display:inline-block;
  width:7px;
  height:7px;
  border-radius:50%;
  flex-shrink:0;
}

.dot-primary{
  background:var(--primary);
}

.dot-teal{
  background:var(--teal);
}

.dot-amber{
  background:var(--amber);
}

.meta-link{
  color:var(--ink);
  font-weight:500;
  border-bottom:1px solid transparent;
  transition:color var(--transition),border-color var(--transition);
}

.meta-link:hover{
  color:var(--primary);
  border-color:var(--primary);
}

.meta-tag-pill{
  display:inline-flex;
  align-items:center;
  background:var(--panel);
  color:var(--muted);
  border-radius:999px;
  padding:4px 12px;
  font-size:13px;
  font-weight:600;
}

.article-body{
  background:var(--card);
  border:1px solid rgba(229,219,208,.75);
  border-radius:var(--radius-xl);
  padding:48px 54px;
  box-shadow:0 4px 16px rgba(32,27,22,.04);
  font-size:16.5px;
  line-height:2;
  color:#2A241F;
  overflow-wrap:break-word;
}

.article-body > * + *{
  margin-top:1.3em;
}

.article-body h2,
.article-body h3,
.article-body h4{
  color:var(--ink);
  font-weight:800;
  line-height:1.45;
}

.article-body h2{
  font-size:26px;
  margin-top:1.8em;
  border-left:4px solid var(--primary);
  padding-left:16px;
  border-bottom:1px solid var(--line);
  padding-bottom:10px;
  letter-spacing:.3px;
}

.article-body h3{
  font-size:21px;
  margin-top:1.7em;
}

.article-body h4{
  font-size:18px;
  margin-top:1.5em;
}

.article-body p{
  margin:0;
}

.article-body a{
  color:var(--primary);
  font-weight:500;
  text-decoration:underline;
  text-underline-offset:3px;
  transition:color var(--transition);
}

.article-body a:hover{
  color:var(--primary-dark);
}

.article-body ul,
.article-body ol{
  padding-left:1.6em;
}

.article-body li + li{
  margin-top:.45em;
}

.article-body blockquote{
  margin:1.5em 0;
  padding:16px 24px;
  border-left:4px solid var(--primary);
  background:var(--panel);
  border-radius:0 16px 16px 0;
  color:#4A423A;
}

.article-body blockquote p:last-child{
  margin:0;
}

.article-body img{
  max-width:100%;
  height:auto;
  border-radius:16px;
  box-shadow:0 10px 28px rgba(32,27,22,.08);
}

.article-body figure{
  margin:1.6em 0;
}

.article-body figcaption{
  font-size:14px;
  color:var(--muted);
  text-align:center;
  margin-top:.5em;
}

.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:1.4em 0;
  font-size:15px;
  border:1px solid var(--line);
  border-radius:12px;
  overflow:hidden;
}

.article-body th,
.article-body td{
  padding:12px 14px;
  border:1px solid var(--line);
  text-align:left;
  vertical-align:top;
}

.article-body th{
  background:var(--panel);
  font-weight:700;
  color:var(--ink);
}

.article-body hr{
  border:0;
  height:1px;
  background:var(--line);
  margin:2em 0;
}

.article-body code{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:6px;
  padding:2px 8px;
  font-size:.9em;
}

.article-body pre{
  background:var(--dark);
  color:#F5EDE4;
  padding:20px 22px;
  border-radius:16px;
  overflow-x:auto;
  font-size:14px;
  line-height:1.8;
}

.article-body pre code{
  background:transparent;
  border:0;
  padding:0;
}

.article-foot{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  background:var(--panel);
  border-radius:20px;
  margin-top:20px;
  padding:18px 24px;
  color:var(--muted);
  font-size:14px;
}

.article-side{
  position:sticky;
  top:146px;
  display:grid;
  gap:20px;
}

.side-card{
  display:block;
  background:var(--card);
  border:1px solid rgba(229,219,208,.8);
  border-radius:20px;
  overflow:hidden;
  color:var(--ink);
  text-decoration:none;
  box-shadow:var(--shadow);
  transition:transform var(--transition),box-shadow var(--transition);
}

.side-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
}

.side-card img{
  width:100%;
  height:auto;
  aspect-ratio:16 / 10;
  object-fit:cover;
}

.side-card-body{
  padding:18px 20px 20px;
}

.side-tag{
  display:inline-flex;
  background:var(--primary-soft);
  color:var(--primary-dark);
  font-size:12px;
  font-weight:700;
  border-radius:999px;
  padding:4px 10px;
  margin-bottom:10px;
}

.side-tag.teal{
  background:#E3F3F1;
  color:#0B716A;
}

.side-title{
  font-size:17px;
  line-height:1.45;
  font-weight:700;
  margin-bottom:8px;
}

.side-desc{
  font-size:14px;
  line-height:1.7;
  color:var(--muted);
  margin:0;
}

.missing-zone{
  min-height:56vh;
  display:flex;
  align-items:center;
  padding:64px 0;
}

.missing-card{
  max-width:560px;
  margin:0 auto;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  box-shadow:var(--shadow);
  padding:52px 40px;
  text-align:center;
}

.missing-code{
  display:inline-block;
  font-size:44px;
  font-weight:800;
  color:var(--primary);
  letter-spacing:2px;
  margin-bottom:12px;
}

.missing-card h1{
  font-size:28px;
  font-weight:800;
  margin-bottom:12px;
}

.missing-card p{
  color:var(--muted);
  margin-bottom:24px;
}

.related-section{
  margin-top:80px;
  background:var(--panel);
  border-top:1px solid rgba(229,219,208,.85);
  padding:72px 0;
}

.section-head{
  margin-bottom:32px;
}

.section-head h2{
  font-size:30px;
  font-weight:800;
  letter-spacing:.5px;
  margin-bottom:8px;
}

.section-head p{
  color:var(--muted);
  margin:0;
  font-size:16px;
}

.related-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}

.related-card{
  display:block;
  background:var(--card);
  border:1px solid rgba(229,219,208,.8);
  border-radius:20px;
  overflow:hidden;
  color:var(--ink);
  text-decoration:none;
  box-shadow:var(--shadow);
  transition:transform var(--transition),box-shadow var(--transition);
}

.related-card:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-hover);
}

.related-card .cover{
  overflow:hidden;
}

.related-card img{
  width:100%;
  aspect-ratio:16 / 9;
  object-fit:cover;
  transition:transform .3s ease;
}

.related-card:hover img{
  transform:scale(1.04);
}

.related-info{
  padding:22px 22px 20px;
}

.related-tag{
  display:inline-flex;
  background:var(--primary-soft);
  color:var(--primary-dark);
  font-size:12px;
  font-weight:700;
  border-radius:999px;
  padding:4px 12px;
  margin-bottom:12px;
}

.related-tag.teal{
  background:#E3F3F1;
  color:#0B716A;
}

.related-title{
  font-size:20px;
  line-height:1.45;
  font-weight:800;
  margin-bottom:10px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}

.related-desc{
  font-size:14px;
  line-height:1.7;
  color:var(--muted);
  margin-bottom:16px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}

.related-more{
  color:var(--primary);
  font-weight:600;
  font-size:14px;
  transition:color var(--transition);
}

.related-card:hover .related-more{
  color:var(--primary-dark);
}

.article-cta{
  background:
    linear-gradient(100deg, rgba(36,31,26,.96) 0%, rgba(86,48,34,.92) 52%, rgba(36,31,26,.9) 100%),
    url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  padding:58px 0;
  color:#fff;
}

.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}

.cta-copy h2{
  font-size:30px;
  font-weight:800;
  color:#fff;
  margin-bottom:10px;
}

.cta-copy p{
  color:#D8CEC5;
  max-width:580px;
  margin:0;
}

.cta-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
}

.site-footer{
  background:var(--dark);
  color:#BDB3AA;
  padding-top:64px;
}

.footer-grid{
  display:grid;
  grid-template-columns:1.8fr 1fr 1fr;
  gap:48px;
  padding-bottom:44px;
}

.footer-brand{
  max-width:380px;
}

.site-footer .brand-mark{
  color:#fff;
  font-size:22px;
  margin-bottom:14px;
}

.site-footer .brand-mark::before{
  background:var(--primary);
}

.footer-brand p{
  margin-top:16px;
  color:#BDB3AA;
  font-size:15px;
  line-height:1.85;
}

.footer-col h4{
  color:#fff;
  font-size:16px;
  font-weight:700;
  margin-bottom:18px;
}

.footer-col ul{
  list-style:none;
  display:grid;
  gap:12px;
}

.footer-col a{
  color:#BDB3AA;
  font-size:15px;
  transition:color var(--transition);
}

.footer-col a:hover{
  color:#fff;
}

.footer-note{
  border-top:1px solid #3A332B;
  padding:20px 0;
}

.footer-note .container{
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  font-size:14px;
  color:#8F8378;
}

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

@media (max-width: 1024px){
  .article-layout{
    grid-template-columns:1fr;
    gap:32px;
  }

  .article-side{
    position:static;
    grid-template-columns:repeat(2,1fr);
  }

  .related-grid{
    grid-template-columns:repeat(2,1fr);
  }
}

@media (max-width: 768px){
  .container{
    width:calc(100% - 32px);
  }

  .brand-mark{
    font-size:18px;
  }

  .header-cta{
    min-height:34px;
    padding:0 14px;
    font-size:13px;
  }

  .article-main{
    padding-bottom:56px;
  }

  .breadcrumb{
    margin-top:20px;
  }

  .article-head{
    padding:28px 24px;
  }

  .article-title{
    font-size:28px;
  }

  .article-meta{
    gap:8px 14px;
  }

  .article-body{
    padding:32px 26px;
    font-size:16px;
  }

  .article-side{
    grid-template-columns:1fr;
  }

  .related-section{
    margin-top:64px;
    padding:56px 0;
  }

  .related-grid{
    grid-template-columns:1fr;
  }

  .article-cta{
    padding:48px 0;
  }

  .cta-inner{
    flex-direction:column;
    align-items:flex-start;
  }

  .footer-grid{
    grid-template-columns:1fr;
    gap:36px;
    padding-bottom:32px;
  }

  .footer-note .container{
    flex-direction:column;
    gap:4px;
  }
}

@media (max-width: 520px){
  .container{
    width:calc(100% - 28px);
  }

  .header-top{
    padding-top:12px;
    padding-bottom:12px;
  }

  .brand-mark{
    font-size:16.5px;
  }

  .brand-badge{
    font-size:11px;
    padding:3px 6px;
  }

  .chips-nav{
    gap:8px;
    padding:10px 0;
  }

  .chip{
    height:36px;
    padding:0 16px;
    font-size:14px;
  }

  .article-head{
    padding:24px 20px;
  }

  .article-body{
    padding:24px 20px;
    border-radius:20px;
  }

  .article-body h2{
    font-size:22px;
  }

  .article-foot{
    flex-direction:column;
    align-items:flex-start;
  }

  .article-foot .btn{
    width:100%;
  }

  .related-grid{
    gap:16px;
  }

  .cta-copy h2{
    font-size:25px;
  }

  .cta-actions .btn{
    width:100%;
  }

  .footer-brand p{
    font-size:14px;
  }
}

/* roulang page: category1 */
:root{
  --bg:#F7F3ED;
  --card:#FFFFFF;
  --panel:#EFEAE3;
  --ink:#201B16;
  --muted:#6A6055;
  --line:#E5DBD0;
  --brand:#E85B2A;
  --brand-dark:#C7481D;
  --brand-soft:#FCE8DE;
  --aux:#0D8F86;
  --gold:#F3B61A;
  --dark:#241F1A;
  --r-lg:22px;
  --r-md:14px;
  --r-sm:10px;
  --shadow:0 8px 30px rgba(32,27,22,.08);
  --shadow-h:0 18px 44px rgba(32,27,22,.13);
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  --speed:200ms;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:120px}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,summary:focus-visible,select:focus-visible,input:focus-visible{
  outline:3px solid rgba(232,91,42,.5);
  outline-offset:2px;
  border-radius:8px;
}
h1,h2,h3,h4,h5,p,figure,blockquote{margin:0}
button{font:inherit;border:0;background:none;cursor:pointer;padding:0}
.container{
  width:min(1260px,92%);
  margin-inline:auto;
}
.skip-link{
  position:absolute;
  left:-9999px;
  top:0;
  z-index:2000;
  background:var(--ink);
  color:#fff;
  padding:12px 20px;
  border-radius:0 0 14px 0;
}
.skip-link:focus{left:0;color:#fff}
.sec{
  padding:96px 0;
}
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(247,243,237,.94);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  padding:18px 0 12px;
}
.brand{
  display:inline-flex;
  align-items:baseline;
  gap:10px;
  min-width:0;
}
.brand-mark{
  font-size:23px;
  font-weight:800;
  line-height:1.2;
  letter-spacing:.3px;
  color:var(--ink);
  white-space:nowrap;
}
.brand-mark:hover{color:var(--brand-dark)}
.brand-badge{
  background:var(--brand);
  color:#fff;
  font-size:12px;
  font-weight:700;
  padding:3px 10px;
  border-radius:999px;
  letter-spacing:.5px;
  white-space:nowrap;
}
.header-cta{
  flex:0 0 auto;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  background:var(--brand);
  color:#fff;
  font-weight:700;
  border:1px solid transparent;
  padding:15px 26px;
  font-size:16px;
  line-height:1.2;
  border-radius:var(--r-md);
  transition:background var(--speed) ease,transform var(--speed) ease,box-shadow var(--speed) ease,border-color var(--speed) ease;
}
.btn:hover{background:var(--brand-dark);transform:translateY(-2px);box-shadow:0 12px 24px rgba(200,72,29,.22)}
.btn:active{transform:translateY(0);box-shadow:none}
.btn-sm{
  min-height:42px;
  padding:10px 18px;
  font-size:14px;
}
.btn-ghost{
  background:transparent;
  color:var(--ink);
  border-color:var(--line);
}
.btn-ghost:hover{
  background:var(--brand-soft);
  border-color:var(--brand);
  color:var(--brand-dark);
  box-shadow:none;
}
.btn-light{
  background:#fff;
  color:var(--ink);
  border-color:#fff;
}
.btn-light:hover{
  background:var(--bg);
  color:var(--brand-dark);
}
.btn-dark{
  background:var(--dark);
  color:#fff;
}
.btn-dark:hover{
  background:#000;
  color:#fff;
}
.nav-bar{
  border-top:1px solid rgba(229,219,208,.8);
  padding:10px 0;
  position:relative;
}
.chips-nav{
  display:flex;
  align-items:center;
  gap:12px;
  overflow-x:auto;
  scrollbar-width:none;
  scroll-snap-type:x proximity;
  padding-block:4px;
}
.chips-nav::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  white-space:nowrap;
  scroll-snap-align:start;
  padding:10px 20px;
  border-radius:999px;
  background:#fff;
  color:var(--ink);
  border:1px solid var(--line);
  font-size:15px;
  font-weight:600;
  transition:all var(--speed) ease;
}
.chip:hover{
  border-color:var(--brand);
  background:var(--brand-soft);
  color:var(--brand-dark);
}
.chip.active{
  background:var(--ink);
  color:#fff;
  border-color:var(--ink);
}
.chip.active:hover{
  background:#000;
  color:#fff;
}
.site-footer{
  background:var(--dark);
  color:#C8BCAF;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.2fr .9fr 1fr;
  gap:50px;
  padding:58px 0 46px;
}
.footer-brand .brand-mark{
  color:#fff;
  font-size:24px;
}
.footer-brand p{
  margin-top:16px;
  max-width:420px;
  font-size:14px;
  line-height:1.9;
  color:#A99C8D;
}
.footer-col h4{
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:18px;
}
.footer-col ul{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:12px;
}
.footer-col a{
  color:#B3A698;
  font-size:14px;
  line-height:1.5;
  transition:color var(--speed) ease;
}
.footer-col a:hover{
  color:#fff;
}
.footer-note{
  border-top:1px solid rgba(255,255,255,.12);
  padding:24px 0;
}
.footer-note .container{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
  justify-content:space-between;
  color:#877C70;
  font-size:13px;
}
.footer-note p{margin:0}
/* hero */
.cat-hero{
  position:relative;
  background:#EAE2D7;
  overflow:hidden;
  padding:74px 0 80px;
}
.cat-hero-bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  opacity:.26;
  clip-path:polygon(0 0,80% 0,62% 100%,0 100%);
}
.cat-hero-bg::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg, rgba(247,243,237,.9) 0%,rgba(247,243,237,.16) 70%,rgba(247,243,237,.6) 100%);
}
.cat-hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:1fr 330px;
  gap:64px;
  align-items:center;
}
.crumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  font-size:14px;
  color:var(--muted);
  margin-bottom:15px;
}
.crumbs a{
  color:var(--muted);
}
.crumbs a:hover{
  color:var(--brand-dark);
}
.crumbs span{
  color:var(--ink);
  font-weight:600;
}
.crumb-sep{
  color:#B9AA99;
}
.cat-hero h1{
  font-size:clamp(38px,6vw,62px);
  line-height:1.12;
  font-weight:800;
  letter-spacing:.5px;
  margin:10px 0 22px;
}
.cat-hero .lead{
  max-width:680px;
  font-size:17px;
  line-height:1.9;
  color:#51463B;
  margin-bottom:34px;
}
.hero-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  margin-bottom:32px;
}
.hero-note{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.hero-note .mini-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:#fff;
  color:var(--ink);
  border:1px solid #E3D7C8;
  padding:7px 14px;
  border-radius:999px;
  font-size:13px;
  font-weight:600;
  box-shadow:0 4px 10px rgba(32,27,22,.04);
}
.hero-note .mini-chip::before{
  content:"";
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--aux);
}
.cat-hero-stage{
  padding:14px 0;
}
.swipe-phone{
  width:min(270px,100%);
  margin-left:auto;
  background:var(--dark);
  border-radius:42px;
  padding:10px;
  box-shadow:var(--shadow-h);
}
.phone-screen{
  border-radius:34px;
  overflow:hidden;
  aspect-ratio:9/16;
  background:#EAE0D5;
  position:relative;
}
.phone-screen img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.phone-player{
  position:absolute;
  left:14px;
  right:14px;
  bottom:12px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  color:#fff;
  background:rgba(30,20,15,.65);
  backdrop-filter:blur(6px);
  border-radius:999px;
  padding:10px 16px;
  font-size:13px;
  font-weight:600;
}
.phone-player i{
  font-style:normal;
  color:#fff;
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--gold);
  display:inline-block;
  margin-right:6px;
}
.floating-note{
  position:absolute;
  background:#fff;
  padding:10px 16px;
  border-radius:16px;
  box-shadow:var(--shadow);
  font-size:13px;
  color:var(--ink);
  font-weight:600;
  border:1px solid var(--line);
  animation:floaty 3s ease-in-out infinite alternate;
}
.floating-note.fn-before{
  left:-20px;
  top:50px;
}
.floating-note.fn-after{
  right:-18px;
  bottom:76px;
  animation-delay:.6s;
  color:var(--brand-dark);
}
@keyframes floaty{
  from{transform:translateY(-5px)}
  to{transform:translateY(8px)}
}
/* section head */
.sec-head{
  display:flex;
  align-items:end;
  justify-content:space-between;
  gap:28px;
  margin-bottom:38px;
}
.sec-head.left{justify-content:flex-start;flex-direction:column;align-items:flex-start;gap:0}
.sec-label{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--brand-soft);
  color:var(--brand-dark);
  border-radius:999px;
  font-size:13px;
  padding:7px 15px;
  font-weight:700;
  margin-bottom:14px;
}
.sec-label::before{content:"";width:14px;height:14px;border-radius:4px;background:var(--brand);display:inline-block}
.sec-title{
  font-size:clamp(26px,3.4vw,38px);
  line-height:1.25;
  font-weight:800;
  letter-spacing:.3px;
}
.sec-sub{
  margin-top:12px;
  max-width:680px;
  color:var(--muted);
  font-size:15px;
  line-height:1.8;
}
/* guide split */
.guide-wrap{
  background:linear-gradient(0deg, #F1EBE2 0%, #FBF8F4 100%);
}
.guide-grid{
  display:grid;
  grid-template-columns:1fr .8fr;
  gap:54px;
  align-items:start;
}
.guide-text p{
  margin-bottom:18px;
  color:#4F4439;
  line-height:2;
}
.guide-list{
  display:grid;
  gap:14px;
  margin:26px 0 0;
  padding:0;
  list-style:none;
}
.guide-list li{
  display:flex;
  gap:14px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:16px 18px;
  font-size:15px;
  line-height:1.7;
}
.guide-list span{
  flex:0 0 auto;
  width:28px;
  height:28px;
  border-radius:50%;
  background:var(--brand-soft);
  color:var(--brand-dark);
  font-weight:800;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:14px;
}
.guide-aside{
  background:var(--dark);
  color:#D5C8B8;
  border-radius:28px;
  padding:34px 34px 38px;
  position:relative;
  overflow:hidden;
}
.guide-aside::after{
  content:"";position:absolute;right:-50px;bottom:-70px;width:200px;height:200px;border-radius:50%;
  background:rgba(232,91,42,.3);
}
.guide-aside .quote-mark{
  font-size:72px;
  color:var(--brand);
  line-height:0;
  display:block;
  margin-bottom:20px;
  font-family:Georgia,serif;
}
.guide-aside h3{
  color:#fff;
  font-size:21px;
  line-height:1.45;
  font-weight:700;
  margin-bottom:16px;
}
.guide-aside p{
  font-size:15px;
  line-height:1.9;
  color:#B4A797;
  margin-bottom:16px;
}
.guide-hint{
  margin-top:24px;
  background:rgba(255,255,255,.07);
  border-radius:16px;
  padding:18px;
  position:relative;
  z-index:1;
  font-size:15px;
  color:#E3D6C5;
}
.guide-hint strong{color:#fff}
/* hot track */
.hot-track-sec{
  background:var(--bg);
}
.snap-track{
  display:grid;
  grid-auto-flow:column;
  grid-auto-columns:296px;
  gap:20px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:6px 4px 22px;
  scrollbar-color:var(--line) transparent;
  scrollbar-width:thin;
}
.snap-track::-webkit-scrollbar{
  height:10px;
}
.snap-track::-webkit-scrollbar-track{
  background:transparent;
}
.snap-track::-webkit-scrollbar-thumb{
  background:#D8CBBE;
  border-radius:999px;
}
.topic-card{
  scroll-snap-align:start;
  background:var(--card);
  border-radius:26px;
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:0 8px 22px rgba(32,27,22,.05);
  display:flex;
  flex-direction:column;
  transition:transform var(--speed) ease,box-shadow var(--speed) ease;
}
.topic-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-h);
}
.topic-img{
  position:relative;
  aspect-ratio:3/4;
  overflow:hidden;
  background:#DFD5C8;
}
.topic-img img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform var(--speed) ease;
}
.topic-card:hover .topic-img img{
  transform:scale(1.05);
}
.topic-tag{
  position:absolute;
  left:14px;
  top:14px;
  background:rgba(255,255,255,.92);
  color:var(--brand-dark);
  border-radius:999px;
  font-size:12px;
  padding:5px 12px;
  font-weight:700;
  backdrop-filter:blur(6px);
}
.topic-rank{
  position:absolute;
  right:12px;
  top:12px;
  width:38px;
  height:38px;
  border-radius:14px;
  background:var(--dark);
  color:var(--gold);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:16px;
  font-weight:800;
}
.play-ico{
  position:absolute;
  width:52px;
  height:52px;
  border-radius:50%;
  background:rgba(255,255,255,.92);
  display:flex;
  align-items:center;
  justify-content:center;
  left:50%;
  top:50%;
  transform:translate(-50%,-50%);
  color:var(--brand-dark);
  font-size:20px;
  border:0;
  box-shadow:0 8px 20px rgba(0,0,0,.14);
}
.topic-body{
  padding:22px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.topic-body h3{
  font-size:20px;
  font-weight:700;
  line-height:1.4;
  letter-spacing:.2px;
  margin-bottom:10px;
}
.topic-body p{
  color:var(--muted);
  font-size:14px;
  line-height:1.75;
  flex:1;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-btn{
  display:inline-flex;
  align-items:center;
  gap:7px;
  color:var(--brand-dark);
  font-weight:700;
  font-size:14px;
  margin-top:18px;
  transition:color var(--speed) ease;
}
.card-btn::after{content:"→";transition:transform var(--speed) ease}
.card-btn:hover{color:var(--brand)}
.card-btn:hover::after{transform:translateX(4px)}
/* timeline */
.timeline-sec{
  background:#F1EBE2;
}
.tl-steps{
  display:grid;
  gap:0;
  counter-reset:step;
  margin-top:8px;
}
.step-row{
  display:grid;
  grid-template-columns:88px 1fr;
  grid-template-rows:auto;
  column-gap:30px;
  position:relative;
  padding-bottom:34px;
}
.step-row:last-child{
  padding-bottom:0;
}
.step-row:not(:last-child)::before{
  content:"";
  position:absolute;
  left:34px;
  top:72px;
  bottom:6px;
  width:3px;
  background:linear-gradient(to bottom,var(--brand), #E7B29C);
  border-radius:2px;
}
.step-num{
  width:70px;
  height:70px;
  border-radius:24px;
  background:var(--dark);
  color:#fff;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  font-weight:800;
  font-size:24px;
  box-shadow:var(--shadow);
  z-index:1;
}
.step-num em{
  font-style:normal;
  color:#B8AD9E;
  font-size:11px;
  font-weight:600;
  letter-spacing:1px;
}
.step-content{
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  padding:26px 28px;
}
.step-content h3{
  font-size:21px;
  font-weight:700;
  margin-bottom:8px;
}
.step-content p{
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
}
.step-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:16px;
}
.tag{
  display:inline-flex;
  align-items:center;
  background:#F7F2E9;
  color:#5F4D3A;
  border:1px solid #E6D9CB;
  padding:4px 13px;
  border-radius:999px;
  font-size:13px;
}
.tag.orange{
  background:var(--brand-soft);
  border-color:#F6C7AE;
  color:var(--brand-dark);
}
.tag.green{
  background:#E4F2EF;
  border-color:#BFDFD8;
  color:var(--aux);
}
/* filter panel */
.filter-panel{
  display:flex;
  gap:10px;
  overflow-x:auto;
  padding:4px 2px 10px;
  margin-bottom:34px;
  scrollbar-width:none;
}
.filter-panel::-webkit-scrollbar{display:none}
.filter-chip.active{
  background:var(--brand);
  color:#fff;
  border-color:var(--brand);
}
.entry-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:26px;
}
.entry-card{
  display:flex;
  flex-direction:column;
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  overflow:hidden;
  box-shadow:0 6px 18px rgba(32,27,22,.04);
  transition:transform var(--speed) ease,box-shadow var(--speed) ease,opacity var(--speed) ease;
}
.entry-card.hide-dark{
  opacity:0;
  transform:scale(.96);
  display:none;
}
.entry-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-h);
}
.entry-cover{
  position:relative;
  overflow:hidden;
  background:#E6DDD0;
  aspect-ratio:16/10;
}
.entry-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform var(--speed) ease;
}
.entry-card:hover .entry-cover img{transform:scale(1.04)}
.entry-badge{
  position:absolute;
  left:14px;
  top:14px;
  background:var(--dark);
  color:#fff;
  padding:5px 12px;
  font-size:12px;
  border-radius:999px;
}
.entry-cover .entry-hot{
  background:var(--gold);
  color:var(--dark);
}
.entry-body{
  padding:22px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.entry-body h3{
  font-size:18px;
  line-height:1.45;
  font-weight:700;
  margin-bottom:10px;
}
.entry-body p{
  color:var(--muted);
  font-size:14px;
  line-height:1.8;
  flex:1;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.entry-foot{
  display:flex;
  align-items:center;
  gap:12px;
  margin-top:20px;
  padding-top:16px;
  border-top:1px solid #F1E8DE;
}
.entry-foot .date{
  color:#888075;
  font-size:13px;
  display:inline-flex;
  align-items:center;
  gap:5px;
}
.entry-foot .date::before{
  content:"";
  width:8px;
  height:8px;
  background:var(--aux);
  border-radius:50%;
  display:inline-block;
}
.text-link{
  color:var(--brand-dark);
  font-size:14px;
  font-weight:700;
  margin-left:auto;
}
.text-link:hover{color:var(--brand)}
/* faq */
.faq-sec{
  background:var(--bg);
}
.faq-grid{
  max-width:920px;
  margin-inline:auto;
}
.faq-list{
  display:grid;
  gap:14px;
}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:20px;
  overflow:hidden;
  transition:box-shadow var(--speed) ease,border-color var(--speed) ease;
}
.faq-item[open]{
  border-color:#DFB7A2;
  box-shadow:var(--shadow);
}
.faq-item summary{
  cursor:pointer;
  list-style:none;
  display:flex;
  align-items:center;
  gap:14px;
  padding:22px 26px;
  font-weight:700;
  font-size:16px;
  line-height:1.5;
  transition:color var(--speed) ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{
  content:"Q";
  flex:0 0 auto;
  width:30px;
  height:30px;
  border-radius:10px;
  background:var(--brand-soft);
  color:var(--brand-dark);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-weight:800;
  font-size:14px;
}
.faq-item summary::after{
  content:"+";
  margin-left:auto;
  font-size:24px;
  color:#B7AA9A;
  transition:transform var(--speed) ease;
}
.faq-item[open] summary::after{
  transform:rotate(45deg);
  color:var(--brand);
}
.faq-item summary:hover{color:var(--brand-dark)}
.faq-body{
  padding:0 30px 24px 70px;
  color:var(--muted);
  font-size:15px;
  line-height:1.9;
}
.faq-body p{
  margin-bottom:8px;
}
/* final CTA */
.cta-band{
  background:var(--dark);
  position:relative;
  overflow:hidden;
  color:#fff;
}
.cta-band::before{
  content:"";
  position:absolute;
  right:-170px;
  top:-180px;
  width:480px;
  height:480px;
  border-radius:50%;
  background:rgba(232,91,42,.18);
}
.cta-band::after{
  content:"";
  position:absolute;
  left:-90px;
  bottom:-220px;
  width:440px;
  height:440px;
  border-radius:50%;
  background:rgba(13,143,134,.2);
}
.cta-inner{
  position:relative;
  display:flex;
  align-items:center;
  gap:40px;
  justify-content:space-between;
  padding:82px 0;
  flex-wrap:wrap;
}
.cta-copy{
  max-width:620px;
}
.cta-inner .sec-label{
  background:rgba(255,255,255,.1);
  color:#facdb8;
}
.cta-inner h2{
  font-size:clamp(28px,3.6vw,42px);
  font-weight:800;
  line-height:1.2;
  margin-bottom:14px;
  color:#fff;
}
.cta-inner p{
  color:#C5B8AA;
  font-size:16px;
  margin-bottom:4px;
}
.cta-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
}
/* media */
@media (max-width:1100px){
  .cat-hero-grid{
    grid-template-columns:1fr 280px;
    gap:38px;
  }
  .entry-grid{
    grid-template-columns:repeat(2,1fr);
    gap:22px;
  }
  .guide-grid{
    gap:34px;
  }
  .snap-track{
    grid-auto-columns:280px;
  }
}
@media (max-width:860px){
  .sec{padding:72px 0}
  .footer-grid{
    grid-template-columns:1fr 1fr;
  }
  .cat-hero-grid{
    grid-template-columns:1fr;
  }
  .cat-hero-stage{
    display:none;
  }
  .guide-grid{
    grid-template-columns:1fr;
  }
  .guide-aside{
    padding:30px;
  }
  .cta-inner{
    flex-direction:column;
    align-items:flex-start;
  }
}
@media (max-width:640px){
  .site-header .container{
    width:calc(100% - 28px);
  }
  .brand-mark{
    font-size:20px;
  }
  .brand-badge{
    font-size:11px;
    padding:2px 8px;
  }
  .header-top{
    gap:10px;
    flex-wrap:wrap;
  }
  .header-cta{
    padding:9px 13px;
    font-size:13px;
  }
  .chips-nav{
    gap:8px;
    padding:4px 0;
  }
  .chip{
    flex:0 0 auto;
    padding:9px 16px;
    font-size:14px;
  }
  .cat-hero{
    padding:52px 0 56px;
  }
  .cat-hero h1{
    font-size:38px;
  }
  .cat-hero .lead{
    font-size:15px;
  }
  .hero-actions{
    gap:10px;
  }
  .btn{
    width:100%;
  }
  .hero-actions .btn{
    width:auto;
    flex:1 1 100%;
  }
  .sec-head{
    flex-direction:column;
    align-items:flex-start;
    gap:16px;
    margin-bottom:26px;
  }
  .sec-title{
    font-size:28px;
  }
  .footer-grid{
    grid-template-columns:1fr;
    gap:36px;
    padding:46px 0 34px;
  }
  .topic-card,.snap-track{
    grid-auto-columns:min(86vw,300px);
  }
  .step-row{
    grid-template-columns:66px 1fr;
    column-gap:18px;
  }
  .step-num{
    width:58px;
    height:58px;
    border-radius:20px;
    font-size:20px;
  }
  .step-row:not(:last-child)::before{
    left:28px;
    top:58px;
  }
  .step-content{
    padding:20px;
  }
  .entry-grid{
    grid-template-columns:1fr;
  }
  .guide-aside{
    padding:24px;
    border-radius:22px;
  }
  .faq-item summary{
    padding:18px 18px;
  }
  .faq-item summary::before{
    display:none;
  }
  .faq-body{
    padding:0 20px 20px;
  }
  .footer-note .container{
    gap:7px;
    flex-direction:column;
  }
  .card-btn,.text-link{
    font-size:13px;
  }
}

/* roulang page: category2 */
:root {
    --bg: #F7F3ED;
    --panel: #EFEAE3;
    --surface: #FFFFFF;
    --ink: #201B16;
    --ink-soft: #6A6055;
    --line: #E5DBD0;
    --primary: #E85B2A;
    --primary-dark: #C7481D;
    --primary-soft: #FCE8DE;
    --teal: #0D8F86;
    --teal-soft: #DDF2EF;
    --gold: #F3B61A;
    --deep: #241F1A;
    --r-lg: 24px;
    --r-md: 14px;
    --shadow-sm: 0 6px 20px rgba(32, 27, 22, 0.06);
    --shadow-md: 0 8px 24px rgba(32, 27, 22, 0.08);
    --shadow-lg: 0 16px 40px rgba(32, 27, 22, 0.12);
    --container: 1240px;
  }

  *,
  *::before,
  *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    font-size: 16px;
    line-height: 1.8;
    color: var(--ink);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
  }

  a {
    color: inherit;
    text-decoration: none;
  }

  img {
    max-width: 100%;
    display: block;
    object-fit: cover;
  }

  button,
  input {
    font: inherit;
  }

  ul,
  ol {
    list-style: none;
  }

  :focus-visible {
    outline: 2px solid var(--teal);
    outline-offset: 3px;
    border-radius: 4px;
  }

  .container {
    width: min(var(--container), 92%);
    margin-left: auto;
    margin-right: auto;
  }

  /* ===== Header ===== */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 80;
    background: rgba(247, 243, 237, 0.96);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
  }

  .header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 70px;
    gap: 16px;
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
  }

  .brand-mark {
    font-size: 24px;
    font-weight: 800;
    letter-spacing: 0.5px;
    white-space: nowrap;
    color: var(--ink);
  }

  .brand-mark i {
    color: var(--primary);
    font-style: normal;
  }

  .brand-badge {
    display: inline-block;
    flex: 0 0 auto;
    font-size: 12px;
    font-weight: 600;
    line-height: 1;
    color: #fff;
    background: var(--deep);
    padding: 6px 10px;
    border-radius: 999px;
    letter-spacing: 1px;
  }

  .header-cta {
    flex: 0 0 auto;
  }

  .nav-bar {
    border-top: 1px solid var(--line);
    background: var(--surface);
  }

  .chips-nav {
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 58px;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .chips-nav::-webkit-scrollbar {
    display: none;
  }

  .chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    height: 38px;
    padding: 0 18px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: var(--surface);
    color: var(--ink-soft);
    font-size: 14px;
    font-weight: 600;
    transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.2s;
  }

  .chip:hover {
    border-color: var(--primary);
    color: var(--primary-dark);
    background: var(--primary-soft);
  }

  .chip.active {
    background: var(--deep);
    color: #fff;
    border-color: var(--deep);
  }

  /* ===== Buttons ===== */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 48px;
    padding: 0 24px;
    border-radius: var(--r-md);
    border: 1px solid transparent;
    font-size: 15px;
    font-weight: 700;
    line-height: 1;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, color 0.2s, transform 0.2s, box-shadow 0.2s;
  }

  .btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 10px 24px rgba(232, 91, 42, 0.22);
  }

  .btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 14px 30px rgba(232, 91, 42, 0.26);
  }

  .btn-outline {
    background: transparent;
    border-color: var(--line);
    color: var(--ink);
  }

  .btn-outline:hover {
    border-color: var(--ink);
    background: var(--surface);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
  }

  .btn-sm {
    height: 40px;
    padding: 0 18px;
    font-size: 14px;
    border-radius: 12px;
  }

  /* ===== Inner page intro ===== */
  .inner-hero {
    position: relative;
    padding: 60px 0 28px;
    background:
      linear-gradient(120deg, rgba(247, 243, 237, 0.94), rgba(252, 232, 222, 0.72)),
      url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
    border-bottom: 1px solid var(--line);
  }

  .breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: var(--ink-soft);
    margin-bottom: 22px;
  }

  .breadcrumb a {
    color: var(--ink-soft);
    transition: color 0.2s;
  }

  .breadcrumb a:hover {
    color: var(--primary);
  }

  .breadcrumb .sep {
    color: var(--line);
  }

  .breadcrumb .current {
    color: var(--ink);
    font-weight: 600;
  }

  .page-title-row {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 14px;
  }

  .page-title-row h1 {
    font-size: clamp(32px, 5vw, 48px);
    line-height: 1.2;
    font-weight: 800;
    letter-spacing: 1px;
  }

  .page-title-row h1 em {
    font-style: normal;
    color: var(--primary);
  }

  .page-lead {
    max-width: 760px;
    font-size: 16px;
    color: var(--ink-soft);
    line-height: 1.9;
  }

  .hero-stats {
    display: flex;
    gap: 26px;
    margin-top: 26px;
    padding-top: 24px;
    border-top: 1px solid var(--line);
  }

  .hero-stats .stat {
    display: flex;
    flex-direction: column;
  }

  .hero-stats .num {
    font-size: 24px;
    font-weight: 800;
    color: var(--ink);
  }

  .hero-stats .num small {
    font-size: 14px;
    color: var(--teal);
    font-weight: 700;
    margin-left: 2px;
  }

  .hero-stats .label {
    font-size: 13px;
    color: var(--ink-soft);
  }

  /* ===== Filter chips ===== */
  .filter-strip {
    padding: 22px 0 0;
  }

  .filter-strip .inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
  }

  .filter-chip {
    height: 36px;
    padding: 0 16px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: var(--surface);
    color: var(--ink-soft);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
  }

  .filter-chip:hover {
    border-color: var(--teal);
    color: var(--teal);
    background: var(--teal-soft);
  }

  .filter-chip.on {
    background: var(--primary-soft);
    border-color: var(--primary);
    color: var(--primary-dark);
  }

  /* ===== Section spacing ===== */
  .section {
    padding: 70px 0;
  }

  .section-sm {
    padding: 44px 0;
  }

  .section-head {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 30px;
  }

  .section-head h2 {
    font-size: clamp(24px, 3vw, 34px);
    line-height: 1.3;
    letter-spacing: 0.5px;
    font-weight: 800;
    position: relative;
    padding-left: 18px;
  }

  .section-head h2::before {
    content: "";
    position: absolute;
    left: 0;
    top: 8px;
    bottom: 8px;
    width: 5px;
    border-radius: 99px;
    background: var(--primary);
  }

  .section-sub {
    color: var(--ink-soft);
    max-width: 620px;
  }

  .more-link {
    font-size: 15px;
    font-weight: 700;
    color: var(--primary-dark);
    display: inline-flex;
    align-items: center;
    gap: 6px;
  }

  .more-link span {
    transition: transform 0.2s;
  }

  .more-link:hover span {
    transform: translateX(4px);
  }

  /* ===== Feature grid ===== */
  .feature-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 26px;
  }

  .feature-main {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform 0.25s, box-shadow 0.25s;
  }

  .feature-main:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
  }

  .feature-main .media {
    height: 300px;
    overflow: hidden;
  }

  .feature-main .media img {
    width: 100%;
    height: 100%;
    transition: transform 0.5s ease;
  }

  .feature-main:hover .media img {
    transform: scale(1.04);
  }

  .feature-main .body {
    padding: 28px;
  }

  .card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
    font-size: 13px;
    color: var(--ink-soft);
  }

  .time {
    color: var(--teal);
    font-weight: 600;
  }

  .tag {
    display: inline-flex;
    align-items: center;
    height: 26px;
    padding: 0 11px;
    border-radius: 999px;
    background: var(--primary-soft);
    color: var(--primary-dark);
    font-size: 13px;
    font-weight: 700;
  }

  .tag-teal {
    background: var(--teal-soft);
    color: var(--teal);
  }

  .tag-gold {
    background: rgba(243, 182, 26, 0.2);
    color: #a26d00;
  }

  .feature-main h3 {
    font-size: 22px;
    line-height: 1.4;
    font-weight: 800;
    margin-bottom: 12px;
  }

  .feature-main p {
    color: var(--ink-soft);
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 22px;
  }

  .side-stack {
    display: grid;
    grid-template-rows: 1fr 1fr;
    gap: 26px;
  }

  .side-card {
    display: grid;
    grid-template-columns: 130px 1fr;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.25s, box-shadow 0.25s;
  }

  .side-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
  }

  .side-card .media {
    height: 100%;
    min-height: 140px;
  }

  .side-card .media img {
    width: 100%;
    height: 100%;
  }

  .side-card .body {
    padding: 18px 18px 12px;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .side-card .body h3 {
    font-size: 17px;
    line-height: 1.4;
    font-weight: 700;
    margin: 8px 0 6px;
  }

  .side-card .body p {
    font-size: 14px;
    color: var(--ink-soft);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .side-link {
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
    margin-top: 6px;
  }

  /* ===== Grid cards ===== */
  .card-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 26px;
  }

  .topic-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    transition: transform 0.25s, box-shadow 0.25s;
  }

  .topic-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
  }

  .topic-card .media {
    height: 190px;
    overflow: hidden;
  }

  .topic-card .media img {
    width: 100%;
    height: 100%;
    transition: transform 0.5s ease;
  }

  .topic-card:hover .media img {
    transform: scale(1.04);
  }

  .topic-card .body {
    padding: 22px;
    flex: 1;
    display: flex;
    flex-direction: column;
  }

  .topic-card .body h3 {
    font-size: 19px;
    font-weight: 700;
    line-height: 1.45;
    margin: 4px 0 8px;
  }

  .topic-card .body p {
    font-size: 14px;
    color: var(--ink-soft);
    line-height: 1.75;
    flex: 1;
  }

  .topic-card .foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--line);
  }

  .read-more {
    font-size: 14px;
    font-weight: 700;
    color: var(--primary-dark);
  }

  .read-more:hover {
    color: var(--primary);
  }

  /* ===== Guide strip ===== */
  .guide-section {
    background: var(--surface);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }

  .guide-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
  }

  .guide-item {
    padding: 28px 24px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: var(--bg);
    transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
  }

  .guide-item:hover {
    background: #fff;
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
  }

  .guide-num {
    font-size: 28px;
    font-weight: 800;
    line-height: 1;
    color: var(--primary);
    margin-bottom: 12px;
  }

  .guide-item h3 {
    font-size: 17px;
    font-weight: 800;
    margin-bottom: 8px;
  }

  .guide-item p {
    font-size: 14px;
    color: var(--ink-soft);
    line-height: 1.7;
    margin-bottom: 14px;
  }

  .guide-tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 13px;
    font-weight: 600;
    color: var(--teal);
  }

  /* ===== FAQ ===== */
  .faq-list {
    max-width: 860px;
    margin: 0 auto;
  }

  details {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 16px;
    margin-bottom: 14px;
    overflow: hidden;
    transition: box-shadow 0.25s;
  }

  details:hover {
    box-shadow: var(--shadow-sm);
  }

  details[open] {
    border-color: var(--primary);
    box-shadow: var(--shadow-sm);
  }

  summary {
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 24px;
    font-size: 17px;
    font-weight: 700;
  }

  summary::-webkit-details-marker {
    display: none;
  }

  summary::after {
    content: "+";
    flex: 0 0 auto;
    width: 30px;
    height: 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--primary-soft);
    color: var(--primary-dark);
    font-size: 20px;
    font-weight: 700;
    transition: transform 0.2s;
  }

  details[open] summary::after {
    content: "−";
    transform: rotate(180deg);
    background: var(--primary);
    color: #fff;
  }

  details .answer {
    padding: 0 24px 22px;
    font-size: 15px;
    line-height: 1.85;
    color: var(--ink-soft);
  }

  /* ===== CTA ===== */
  .cta-band {
    background: var(--deep);
    color: #fff;
    padding: 72px 0;
  }

  .cta-wrap {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
  }

  .cta-wrap h2 {
    font-size: clamp(26px, 3.4vw, 38px);
    line-height: 1.35;
    font-weight: 800;
    margin-bottom: 10px;
    letter-spacing: 0.5px;
  }

  .cta-wrap p {
    color: #cbb9a8;
    max-width: 640px;
  }

  .cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
  }

  /* ===== Footer ===== */
  .site-footer {
    background: var(--deep);
    color: #cbb9a8;
    padding-top: 58px;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
  }

  .footer-brand .brand-mark {
    color: #fff;
  }

  .footer-brand p {
    margin-top: 14px;
    font-size: 14px;
    line-height: 1.8;
    color: #a99a8c;
  }

  .footer-col h4 {
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 16px;
  }

  .footer-col ul li {
    margin-bottom: 10px;
  }

  .footer-col ul a {
    color: #bba99a;
    font-size: 14px;
    transition: color 0.2s;
  }

  .footer-col ul a:hover {
    color: var(--primary);
  }

  .footer-note {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding: 22px 0;
  }

  .footer-note .container {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 8px 16px;
    font-size: 13px;
    color: #978778;
  }

  /* ===== Back top ===== */
  .back-top {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 60;
    width: 46px;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    color: #fff;
    border-radius: 50%;
    box-shadow: 0 10px 24px rgba(32, 27, 22, 0.24);
    transition: background 0.2s, transform 0.2s;
  }

  .back-top:hover {
    background: var(--primary-dark);
    transform: translateY(-4px);
  }

  /* ===== Responsive ===== */
  @media (max-width: 1024px) {
    .feature-grid {
      grid-template-columns: 1fr;
    }

    .side-stack {
      grid-template-columns: 1fr 1fr;
      grid-template-rows: none;
    }

    .guide-list {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (max-width: 768px) {
    .header-top {
      min-height: 62px;
    }

    .brand-mark {
      font-size: 20px;
    }

    .section {
      padding: 52px 0;
    }

    .page-title-row .btn {
      width: 100%;
    }

    .hero-stats {
      flex-wrap: wrap;
      gap: 14px 20px;
    }

    .side-stack {
      grid-template-columns: 1fr;
    }

    .card-grid {
      grid-template-columns: 1fr;
    }

    .footer-grid {
      grid-template-columns: 1fr;
      gap: 34px;
    }

    .cta-wrap .btn {
      width: 100%;
    }

    .cta-actions {
      width: 100%;
      flex-direction: column;
    }
  }

  @media (max-width: 520px) {
    .container {
      width: 90%;
    }

    .guide-list {
      grid-template-columns: 1fr;
    }

    .side-card {
      grid-template-columns: 1fr;
    }

    .side-card .media {
      height: 150px;
      min-height: 0;
    }

    .feature-main .media {
      height: 210px;
    }

    .inner-hero {
      padding-top: 38px;
    }

    .header-top .btn-sm {
      padding: 0 14px;
      font-size: 13px;
    }

    .brand-badge {
      display: none;
    }
  }