/* roulang page: index */
:root {
  --color-primary: #C73E2B;
  --color-dark: #1C1B1A;
  --color-soft: #F2EFEA;
  --color-soft-2: #E8E4DE;
  --color-gold: #B0824C;
  --color-text: #211E1D;
  --color-muted: #77716A;
  --color-white-soft: #F5F1EC;
  --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --font-num: "DIN Alternate", "Bahnschrift", system-ui, sans-serif;
  --radius-card: 12px;
  --radius-btn: 8px;
  --shadow-card: 0 8px 24px rgba(0,0,0,0.08);
  --nav-height: 72px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-sans);
  color:var(--color-text);
  background:var(--color-soft);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input{font-family:inherit}
.emoji{font-style:normal}

.container-site{max-width:1200px;margin:0 auto;padding-left:1.25rem;padding-right:1.25rem}
@media(min-width:768px){.container-site{padding-left:1.5rem;padding-right:1.5rem}}

.numbers{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:0.02em}

.btn-primary{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--color-primary);color:#fff;
  padding:14px 28px;border-radius:var(--radius-btn);
  font-size:16px;font-weight:600;line-height:1;
  transition:filter .25s, transform .25s, box-shadow .25s;
  box-shadow:0 2px 12px rgba(199,62,43,0.25);
}
.btn-primary:hover{filter:brightness(0.92);transform:translateY(-2px)}
.btn-primary:hover svg{transform:translateX(4px)}
.btn-primary svg{transition:transform .25s}

.btn-outline{
  display:inline-flex;align-items:center;gap:8px;
  background:transparent;color:#fff;
  padding:13px 26px;border-radius:var(--radius-btn);
  font-size:16px;font-weight:600;line-height:1;
  border:1.5px solid rgba(255,255,255,0.65);
  transition:all .25s;
}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,0.08)}

.btn-white{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;color:var(--color-primary);
  padding:14px 28px;border-radius:var(--radius-btn);
  font-size:16px;font-weight:600;line-height:1;
  transition:all .25s;
}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,0.2)}
.btn-white-outline{
  display:inline-flex;align-items:center;gap:8px;
  background:transparent;color:#fff;
  padding:13px 26px;border-radius:var(--radius-btn);
  font-size:16px;font-weight:600;line-height:1;
  border:1.5px solid var(--color-primary);
  transition:all .25s;
}
.btn-white-outline:hover{background:rgba(199,62,43,0.15);border-color:var(--color-primary)}

a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--color-primary);outline-offset:2px;
}

/* 倒计时条 */
.top-timer{
  background:var(--color-primary);color:#fff;
  height:48px;display:flex;align-items:center;
  font-size:14px;
  position:relative;z-index:60;
}
.top-timer .timer-inner{display:flex;align-items:center;justify-content:space-between;gap:12px}
.top-timer .timer-label{font-weight:500;white-space:nowrap}
.top-timer .timer-count{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:600}
.top-timer .timer-notify{
  font-size:13px;padding:5px 16px;border:1px solid rgba(255,255,255,0.8);
  border-radius:999px;transition:all .25s;white-space:nowrap;
}
.top-timer .timer-notify:hover{background:rgba(255,255,255,0.15)}
@media(max-width:640px){
  .top-timer .timer-label-detail{display:none}
}

/* Header */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(247,245,241,0.85);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:box-shadow .3s;
  border-bottom:1px solid rgba(0,0,0,0.06);
}
.site-header.scrolled{box-shadow:0 4px 20px rgba(0,0,0,0.06)}
.nav-inner{height:var(--nav-height);display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo-area{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-icon{color:var(--color-primary);display:flex}
.logo-text{font-size:20px;font-weight:800;letter-spacing:-0.01em;color:var(--color-text)}
.logo-text span{color:var(--color-primary)}
.nav-channels{display:flex;align-items:center;gap:4px}
.nav-link{
  padding:8px 16px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--color-text);
  transition:background .2s,color .2s;
  position:relative;
}
.nav-link:hover{background:rgba(0,0,0,0.05)}
.nav-link.active{font-weight:700;color:var(--color-text)}
.nav-link.active::after{
  content:'';position:absolute;left:16px;right:16px;bottom:2px;height:2px;
  background:var(--color-primary);border-radius:2px;
}
.nav-right{display:flex;align-items:center;gap:12px;flex-shrink:0}
.search-box{
  display:flex;align-items:center;gap:6px;
  background:rgba(0,0,0,0.04);
  border-radius:999px;padding:8px 14px;
  width:180px;border:1px solid transparent;
  transition:all .3s;
}
.search-box:focus-within{
  width:220px;border-color:var(--color-primary);
  background:#fff;
}
.search-box svg{flex-shrink:0;color:var(--color-muted)}
.search-box input{
  border:none;outline:none;background:transparent;
  font-size:14px;color:var(--color-text);width:100%;
}
.nav-login{
  font-size:14px;font-weight:600;color:var(--color-text);
  padding:8px 4px;transition:color .2s;
}
.nav-login:hover{color:var(--color-primary)}
.nav-cta{
  background:var(--color-primary);color:#fff;
  padding:10px 20px;border-radius:var(--radius-btn);
  font-size:14px;font-weight:600;white-space:nowrap;
  transition:filter .2s,transform .2s;
}
.nav-cta:hover{filter:brightness(0.92);transform:translateY(-1px)}
.mobile-menu-btn{display:none;color:var(--color-text);padding:6px}

/* 移动端抽屉 */
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:78%;max-width:340px;
  background:#FAF8F5;z-index:100;
  transform:translateX(100%);
  transition:transform .35s cubic-bezier(0.22,1,0.36,1);
  display:flex;flex-direction:column;
  padding:28px 20px;
  box-shadow:-4px 0 30px rgba(0,0,0,0.12);
  overflow-y:auto;
}
.mobile-drawer.open{transform:translateX(0)}
.drawer-overlay{
  position:fixed;inset:0;background:rgba(0,0,0,0.4);z-index:99;
  opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s;
}
.drawer-overlay.show{opacity:1;visibility:visible}
.drawer-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}
.drawer-logo{font-size:20px;font-weight:800;color:var(--color-text)}
.drawer-close{color:var(--color-text);padding:6px}
.drawer-links{display:flex;flex-direction:column;gap:4px}
.drawer-link{
  padding:14px 12px;border-radius:8px;
  font-size:16px;font-weight:500;color:var(--color-text);
  transition:background .2s;
}
.drawer-link:hover{background:rgba(0,0,0,0.04)}
.drawer-link.active{background:rgba(199,62,43,0.08);color:var(--color-primary);font-weight:700}
.drawer-search{margin:16px 0 8px}
.drawer-actions{margin-top:16px;display:flex;flex-direction:column;gap:10px}

/* Hero */
.hero{
  position:relative;
  background-color:var(--color-dark);
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  padding:120px 0 100px;
  color:var(--color-white-soft);
  overflow:hidden;
}
.hero::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(90deg, rgba(28,27,26,0.92) 0%, rgba(28,27,26,0.72) 55%, rgba(28,27,26,0.55) 100%);
}
.hero-content{position:relative;z-index:2;max-width:680px}
.hero-tag{
  display:inline-flex;align-items:center;gap:6px;
  border:1px solid rgba(176,130,76,0.6);color:var(--color-gold);
  padding:6px 14px;border-radius:999px;font-size:13px;font-weight:500;
  background:rgba(176,130,76,0.1);
  margin-bottom:24px;
}
.hero-title{
  font-size:clamp(2.5rem,6vw,4.5rem);
  font-weight:800;line-height:1.15;
  letter-spacing:-0.01em;
  margin-bottom:20px;
  max-width:75%;
}
.hero-title .accent{color:var(--color-primary)}
.hero-sub{
  font-size:17px;line-height:1.8;
  color:rgba(245,241,236,0.75);
  max-width:46%;
  margin-bottom:32px;
}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:40px}
.hero-meta{
  display:flex;align-items:center;gap:24px;
  font-size:13px;color:rgba(245,241,236,0.5);
  font-family:var(--font-num);
  letter-spacing:0.04em;
}
.hero-meta .divider{width:1px;height:14px;background:rgba(255,255,255,0.2)}
.hero-line{width:52px;height:2px;background:var(--color-primary);margin-bottom:24px}
@media(max-width:768px){
  .hero{padding:80px 0 64px}
  .hero-title{max-width:100%}
  .hero-sub{max-width:100%}
}

/* 板块 */
.section-padding{padding:96px 0}
@media(max-width:768px){.section-padding{padding:64px 0}}
.section-head{margin-bottom:48px}
.section-label{
  display:inline-block;font-size:13px;font-weight:600;
  color:var(--color-gold);letter-spacing:0.05em;
  border:1px solid rgba(176,130,76,0.3);
  padding:4px 12px;border-radius:4px;
  margin-bottom:16px;
}
.section-title{font-size:32px;font-weight:700;line-height:1.2;letter-spacing:-0.01em}
.section-desc{margin-top:12px;font-size:16px;color:var(--color-muted);max-width:520px}
@media(max-width:768px){.section-title{font-size:28px}}

/* 活动卖点 */
.features-section{background:#fff}
.feature-list{border-top:1px solid rgba(0,0,0,0.08)}
.feature-row{
  display:flex;align-items:flex-start;gap:32px;
  padding:34px 16px;
  border-bottom:1px solid rgba(0,0,0,0.08);
  transition:background .25s;
}
.feature-row:hover{background:rgba(0,0,0,0.015)}
.feature-num{
  font-family:var(--font-num);font-size:52px;font-weight:800;
  color:rgba(0,0,0,0.08);line-height:1;
  width:84px;flex-shrink:0;
  transition:color .3s;
}
.feature-row:hover .feature-num{color:var(--color-primary)}
.feature-body{flex:1}
.feature-title{font-size:20px;font-weight:700;margin-bottom:8px}
.feature-desc{font-size:15px;line-height:1.8;color:var(--color-muted);max-width:640px}
.feature-meta{
  display:flex;gap:8px;flex-wrap:wrap;margin-top:12px;
  font-size:13px;
}
.feature-tag{
  padding:3px 10px;border-radius:6px;
  background:rgba(199,62,43,0.06);color:var(--color-primary);
  font-weight:500;
}
@media(max-width:768px){
  .feature-row{flex-direction:row;gap:16px;padding:24px 8px}
  .feature-num{font-size:34px;width:48px}
  .feature-title{font-size:17px}
}

/* 图墙 */
.gallery-section{background:var(--color-soft)}
.gallery-grid{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:12px;grid-auto-rows:140px;
}
@media(min-width:1024px){
  .gallery-grid{grid-template-columns:repeat(4,1fr);grid-auto-rows:160px}
}
.gallery-item{
  position:relative;border-radius:var(--radius-card);
  overflow:hidden;cursor:pointer;background:var(--color-dark);
}
.gallery-item img{
  width:100%;height:100%;object-fit:cover;
  transition:transform 0.5s ease;
}
.gallery-item:hover img{transform:scale(1.04)}
.gallery-item .mask{
  position:absolute;inset:0;
  background:linear-gradient(to top, rgba(28,27,26,0.75) 0%, transparent 60%);
  opacity:0;transition:opacity .35s;
  display:flex;align-items:flex-end;padding:16px;
}
.gallery-item:hover .mask{opacity:1}
.gallery-item .mask span{
  color:var(--color-white-soft);font-size:14px;font-weight:600;
  transform:translateY(8px);transition:transform .35s;
}
.gallery-item:hover .mask span{transform:translateY(0)}
.gallery-item.large{grid-column:span 2;grid-row:span 2}
.gallery-item.wide{grid-column:span 2}
.gallery-item.tall{grid-row:span 2}
@media(max-width:640px){
  .gallery-grid{grid-auto-rows:120px;gap:8px}
  .gallery-item.large{grid-column:span 2;grid-row:span 2}
  .gallery-item.wide{grid-column:span 2}
  .gallery-item.tall{grid-row:span 1}
}

/* 报名CTA */
.signup-section{
  position:relative;
  background-color:var(--color-dark);
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  padding:110px 0;color:var(--color-white-soft);
  overflow:hidden;
}
.signup-section::before{
  content:'';position:absolute;inset:0;
  background:rgba(28,27,26,0.82);
}
.signup-content{position:relative;z-index:2}
.signup-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
@media(max-width:768px){.signup-grid{grid-template-columns:1fr;gap:40px}}
.signup-title{font-size:36px;font-weight:800;line-height:1.2;margin-bottom:16px}
.signup-info{font-size:16px;line-height:1.8;color:rgba(245,241,236,0.7);margin-bottom:24px}
.signup-actions{display:flex;gap:14px;flex-wrap:wrap}
.signup-form{
  background:rgba(255,255,255,0.06);
  border:1px solid rgba(255,255,255,0.12);
  border-radius:16px;padding:28px;
  backdrop-filter:blur(6px);
}
.signup-form h3{font-size:18px;font-weight:700;margin-bottom:20px}
.signup-form .form-group{margin-bottom:16px}
.signup-form label{
  display:block;font-size:13px;color:rgba(245,241,236,0.7);
  margin-bottom:6px;
}
.signup-form input{
  width:100%;height:48px;border-radius:8px;
  border:1px solid rgba(255,255,255,0.2);
  background:rgba(255,255,255,0.1);
  padding:0 14px;font-size:15px;color:#fff;
  transition:border-color .25s,box-shadow .25s;
}
.signup-form input::placeholder{color:rgba(255,255,255,0.4)}
.signup-form input:focus{
  border-color:var(--color-primary);
  box-shadow:0 0 0 2px rgba(199,62,43,0.3);
  outline:none;
}
.signup-form .form-tip{
  font-size:13px;color:rgba(245,241,236,0.5);margin-top:8px;
}
.signup-form .btn-submit{
  width:100%;height:48px;border-radius:8px;
  background:var(--color-primary);color:#fff;
  font-size:16px;font-weight:600;
  transition:filter .2s,transform .2s;
  display:flex;align-items:center;justify-content:center;gap:8px;
}
.signup-form .btn-submit:hover{filter:brightness(0.92)}

/* FAQ */
.faq-section{background:#fff}
.faq-list{max-width:820px;margin:0 auto}
.faq-item{
  border:1px solid var(--color-soft-2);border-radius:8px;
  margin-bottom:12px;overflow:hidden;
  transition:background .25s,border-color .25s;
}
.faq-item.open{background:#FAF8F5;border-color:rgba(199,62,43,0.25)}
.faq-question{
  width:100%;display:flex;align-items:center;justify-content:space-between;
  padding:20px 24px;text-align:left;
  font-size:16px;font-weight:600;color:var(--color-text);
  gap:16px;
}
.faq-question .arrow{
  flex-shrink:0;width:20px;height:20px;color:var(--color-muted);
  transition:transform .3s;
}
.faq-item.open .faq-question .arrow{transform:rotate(45deg);color:var(--color-primary)}
.faq-answer{
  max-height:0;overflow:hidden;
  transition:max-height .3s ease;
  font-size:15px;line-height:1.8;color:var(--color-muted);
  padding:0 24px;
}
.faq-item.open .faq-answer{
  max-height:320px;padding-bottom:24px;
}

/* 资讯 */
.news-section{background:var(--color-soft)}
.news-list{border-top:1px solid rgba(0,0,0,0.06)}
.news-row{
  display:flex;align-items:center;gap:24px;
  padding:24px 8px;
  border-bottom:1px solid rgba(0,0,0,0.06);
  transition:background .2s;
}
.news-row:hover{background:rgba(255,255,255,0.6)}
.news-badge{
  flex-shrink:0;
  font-size:12px;font-weight:600;
  background:rgba(199,62,43,0.1);color:var(--color-primary);
  border-radius:8px;padding:4px 12px;
}
.news-body{flex:1;min-width:0}
.news-title{
  font-size:16px;font-weight:600;color:var(--color-text);
  line-height:1.4;transition:color .2s;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.news-row:hover .news-title{color:var(--color-primary)}
.news-summary{
  font-size:14px;color:var(--color-muted);
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;
  overflow:hidden;margin-top:4px;
}
.news-date{
  flex-shrink:0;font-size:13px;color:var(--color-muted);
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
}
.news-empty{
  border:2px dashed var(--color-soft-2);border-radius:var(--radius-card);
  padding:64px 24px;text-align:center;color:var(--color-muted);
  font-size:15px;
}
.news-empty svg{margin:0 auto 12px;color:var(--color-muted)}
@media(max-width:640px){
  .news-row{flex-wrap:wrap;gap:12px}
  .news-summary{display:none}
  .news-date{width:100%;padding-left:0}
}

/* 结尾CTA */
.final-cta{
  background:var(--color-dark);
  position:relative;overflow:hidden;
  background-image:url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
}
.final-cta::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(100deg, rgba(28,27,26,0.94) 0%, rgba(28,27,26,0.7) 70%, rgba(28,27,26,0.5) 100%);
}
.final-cta .container-site{position:relative;z-index:2;padding-top:96px;padding-bottom:96px;text-align:center}
.final-cta h2{font-size:clamp(28px,4vw,40px);font-weight:800;color:var(--color-white-soft);margin-bottom:16px}
.final-cta p{font-size:16px;color:rgba(245,241,236,0.7);max-width:520px;margin:0 auto 32px}
.final-cta .actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* Footer */
.site-footer{background:var(--color-dark);color:rgba(245,241,236,0.6);padding:72px 0 32px;font-size:14px}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:48px;margin-bottom:48px;
}
@media(max-width:1024px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media(max-width:640px){.footer-grid{grid-template-columns:1fr}}
.footer-brand .logo-area{margin-bottom:16px}
.footer-brand p{line-height:1.8;color:rgba(245,241,236,0.55);max-width:280px}
.footer-col h4{
  font-size:15px;font-weight:700;color:var(--color-white-soft);
  margin-bottom:16px;
}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{transition:color .2s}
.footer-links a:hover{color:var(--color-primary)}
.footer-contact{display:flex;flex-direction:column;gap:10px}
.footer-contact span{display:flex;align-items:center;gap:8px}
.footer-qr{
  width:110px;height:110px;border-radius:8px;
  border:1px solid rgba(255,255,255,0.15);
  background:#fff;display:flex;align-items:center;justify-content:center;
  font-size:12px;color:var(--color-muted);
  margin-top:8px;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.08);
  padding-top:24px;
  display:flex;align-items:center;justify-content:space-between;
  flex-wrap:wrap;gap:12px;
  font-size:13px;color:rgba(245,241,236,0.4);
}
.footer-tech{font-size:12px;color:rgba(245,241,236,0.3)}

/* 滚动动画 */
.fade-up{
  opacity:0;transform:translateY(24px);
  transition:opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible{opacity:1;transform:translateY(0)}
@media (prefers-reduced-motion: reduce){
  .fade-up{opacity:1;transform:none;transition:none}
  *{animation:none !important;transition:none !important}
  html{scroll-behavior:auto}
}

/* 文章正文排版 */
.article-body{
  font-size:16px;line-height:1.8;color:var(--color-text);
}
.article-body h2{font-size:24px;font-weight:700;margin:36px 0 16px;line-height:1.4}
.article-body h3{font-size:19px;font-weight:700;margin:28px 0 12px}
.article-body p{margin-bottom:18px}
.article-body ul,.article-body ol{margin:0 0 18px 24px}
.article-body li{margin-bottom:8px}
.article-body blockquote{
  border-left:4px solid var(--color-primary);
  background:rgba(28,27,26,0.04);
  padding:16px 20px;border-radius:0 8px 8px 0;
  margin:24px 0;font-style:normal;color:var(--color-muted);
}
.article-body img{border-radius:var(--radius-card);margin:24px 0}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0}
.article-body th,.article-body td{border:1px solid var(--color-soft-2);padding:12px;text-align:left}
.article-body th{background:var(--color-soft)}

/* 内容页面通用 */
.page-banner{
  background:var(--color-dark);position:relative;overflow:hidden;
  color:var(--color-white-soft);padding:90px 0 64px;
}
.page-banner .container{position:relative;z-index:2}
.page-banner h1{font-size:clamp(28px,4vw,40px);font-weight:800;margin-bottom:12px}
.page-banner p{font-size:16px;color:rgba(245,241,236,0.7);max-width:520px}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
    :root {
        --color-primary: #C73E2B;
        --color-dark: #1C1B1A;
        --color-soft: #F2EFEA;
        --color-soft-deep: #E8E4DE;
        --color-gold: #B0824C;
        --color-text: #211E1D;
        --color-muted: #77716A;
        --color-white-soft: #F5F1EC;
        --color-line: rgba(33, 30, 29, 0.08);
        --radius-card: 12px;
        --radius-btn: 8px;
        --radius-pill: 999px;
        --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.08);
        --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        --font-num: "DIN Alternate", "Bahnschrift", system-ui, sans-serif;
    }

    /* ===== Reset / Base ===== */
    *,
    *::before,
    *::after {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-sans);
        color: var(--color-text);
        background: #fff;
        line-height: 1.8;
        font-size: 16px;
        -webkit-font-smoothing: antialiased;
    }

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

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

    button {
        font-family: inherit;
        border: none;
        background: none;
        cursor: pointer;
    }

    input {
        font-family: inherit;
    }

    ul,
    ol {
        list-style: none;
    }

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

    /* ===== 容器 ===== */
    .container-site {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 1rem;
    }

    @media (min-width: 768px) {
        .container-site {
            padding: 0 1.5rem;
        }
    }

    .section-pad {
        padding: 80px 0;
    }

    @media (max-width: 768px) {
        .section-pad {
            padding: 56px 0;
        }
    }

    /* ===== 导航 ===== */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 100;
        background: rgba(247, 245, 241, 0.85);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        border-bottom: 1px solid transparent;
        transition: box-shadow 0.3s ease, background 0.3s ease;
    }

    .site-header.scrolled {
        background: rgba(247, 245, 241, 0.94);
        box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
        border-bottom-color: rgba(33, 30, 29, 0.06);
    }

    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 68px;
        gap: 1rem;
    }

    .logo-area {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        flex-shrink: 0;
    }

    .logo-area svg {
        width: 24px;
        height: 24px;
        flex-shrink: 0;
    }

    .logo-text {
        font-size: 1.25rem;
        font-weight: 800;
        letter-spacing: -0.01em;
        color: var(--color-dark);
        white-space: nowrap;
    }

    .logo-text span {
        color: var(--color-primary);
    }

    .nav-channels {
        display: flex;
        align-items: center;
        gap: 0.25rem;
    }

    .nav-link {
        height: 40px;
        padding: 0 1rem;
        border-radius: var(--radius-pill);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 0.95rem;
        font-weight: 500;
        color: var(--color-text);
        transition: background 0.2s ease, color 0.2s ease;
        position: relative;
        white-space: nowrap;
    }

    .nav-link:hover {
        background: rgba(33, 30, 29, 0.05);
        color: var(--color-dark);
    }

    .nav-link.active {
        color: var(--color-dark);
        font-weight: 600;
    }

    .nav-link.active::after {
        content: "";
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        bottom: 2px;
        width: 18px;
        height: 2px;
        background: var(--color-primary);
        border-radius: 2px;
    }

    .nav-actions {
        display: flex;
        align-items: center;
        gap: 0.75rem;
    }

    .nav-search {
        width: 180px;
        height: 38px;
        border-radius: var(--radius-pill);
        border: 1px solid rgba(33, 30, 29, 0.12);
        background: #fff;
        display: flex;
        align-items: center;
        padding: 0 0.75rem;
        transition: width 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
    }

    .nav-search:focus-within {
        width: 220px;
        border-color: var(--color-primary);
        box-shadow: 0 0 0 3px rgba(199, 62, 43, 0.1);
    }

    .nav-search svg {
        width: 15px;
        height: 15px;
        flex-shrink: 0;
        color: var(--color-muted);
    }

    .nav-search input {
        border: none;
        outline: none;
        background: transparent;
        font-size: 0.85rem;
        padding-left: 0.5rem;
        width: 100%;
        color: var(--color-text);
    }

    .nav-search input::placeholder {
        color: #a09a93;
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.4rem;
        height: 40px;
        padding: 0 1.25rem;
        border-radius: var(--radius-btn);
        font-size: 0.95rem;
        font-weight: 600;
        transition: filter 0.2s ease, transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
        white-space: nowrap;
        cursor: pointer;
    }

    .btn svg {
        width: 16px;
        height: 16px;
        transition: transform 0.25s ease;
    }

    .btn:hover svg {
        transform: translateX(4px);
    }

    .btn-primary {
        background: var(--color-primary);
        color: #fff;
    }

    .btn-primary:hover {
        filter: brightness(0.92);
        box-shadow: 0 4px 12px rgba(199, 62, 43, 0.25);
        transform: translateY(-1px);
    }

    .btn-outline-light {
        border: 1.5px solid rgba(255, 255, 255, 0.7);
        color: var(--color-white-soft);
        background: transparent;
    }

    .btn-outline-light:hover {
        background: rgba(255, 255, 255, 0.12);
        border-color: #fff;
    }

    .btn-dark-outline {
        border: 1.5px solid var(--color-primary);
        color: var(--color-primary);
        background: transparent;
    }

    .btn-dark-outline:hover {
        background: rgba(199, 62, 43, 0.08);
    }

    .btn-lg {
        height: 48px;
        padding: 0 1.75rem;
        font-size: 1rem;
    }

    .btn-white {
        background: #fff;
        color: var(--color-primary);
    }

    .btn-white:hover {
        background: var(--color-soft);
        transform: translateY(-1px);
        box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
    }

    .mobile-trigger {
        width: 42px;
        height: 42px;
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: background 0.2s ease;
    }

    .mobile-trigger:hover {
        background: rgba(33, 30, 29, 0.05);
    }

    .mobile-trigger svg {
        width: 22px;
        height: 22px;
    }

    .mobile-drawer {
        position: fixed;
        top: 0;
        right: -78%;
        width: 78%;
        max-width: 360px;
        height: 100vh;
        background: var(--color-soft);
        z-index: 200;
        padding: 1.5rem 1.25rem 2rem;
        display: flex;
        flex-direction: column;
        gap: 1rem;
        transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: -20px 0 40px rgba(0, 0, 0, 0.15);
    }

    .mobile-drawer.open {
        right: 0;
    }

    .drawer-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.45);
        z-index: 150;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.3s ease;
    }

    .drawer-overlay.open {
        opacity: 1;
        pointer-events: auto;
    }

    .drawer-head {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding-bottom: 1rem;
        border-bottom: 1px solid var(--color-line);
    }

    .drawer-close {
        width: 38px;
        height: 38px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 8px;
        background: rgba(33, 30, 29, 0.06);
        transition: background 0.2s ease;
    }

    .drawer-close:hover {
        background: rgba(33, 30, 29, 0.1);
    }

    .drawer-links {
        display: flex;
        flex-direction: column;
        gap: 0.35rem;
    }

    .drawer-link {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0.8rem 0.9rem;
        border-radius: 10px;
        font-size: 1rem;
        font-weight: 500;
        color: var(--color-text);
        transition: background 0.2s ease, color 0.2s ease;
    }

    .drawer-link:hover {
        background: rgba(199, 62, 43, 0.08);
        color: var(--color-primary);
    }

    .drawer-link.active {
        background: rgba(199, 62, 43, 0.1);
        color: var(--color-primary);
        font-weight: 700;
    }

    .drawer-search {
        display: flex;
        align-items: center;
        height: 42px;
        border-radius: var(--radius-pill);
        border: 1px solid rgba(33, 30, 29, 0.12);
        background: #fff;
        padding: 0 0.85rem;
        margin-top: 0.5rem;
    }

    .drawer-search svg {
        width: 16px;
        height: 16px;
        color: var(--color-muted);
        flex-shrink: 0;
    }

    .drawer-search input {
        border: none;
        outline: none;
        background: transparent;
        width: 100%;
        padding-left: 0.5rem;
        font-size: 0.9rem;
        color: var(--color-text);
    }

    /* ===== Hero ===== */
    .category-hero {
        position: relative;
        min-height: 480px;
        display: flex;
        align-items: flex-end;
        padding: 120px 0 70px;
        overflow: hidden;
        background: var(--color-dark);
    }

    .hero-bg {
        position: absolute;
        inset: 0;
        background-size: cover;
        background-position: center;
        opacity: 0.55;
    }

    .hero-gradient {
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, rgba(28, 27, 26, 0.55) 0%, rgba(28, 27, 26, 0.75) 60%, rgba(28, 27, 26, 0.92) 100%);
    }

    .hero-content {
        position: relative;
        z-index: 2;
        max-width: 760px;
    }

    .hero-tag {
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        font-size: 0.8rem;
        font-weight: 600;
        color: var(--color-white-soft);
        background: rgba(199, 62, 43, 0.25);
        border: 1px solid rgba(199, 62, 43, 0.45);
        border-radius: var(--radius-pill);
        padding: 0.25rem 0.8rem;
        letter-spacing: 0.04em;
        margin-bottom: 1.5rem;
    }

    .hero-tag::before {
        content: "";
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: var(--color-primary);
    }

    .category-hero h1 {
        font-size: clamp(2.5rem, 5.5vw, 3.6rem);
        font-weight: 800;
        letter-spacing: -0.01em;
        line-height: 1.15;
        color: var(--color-white-soft);
        margin-bottom: 1.25rem;
    }

    .category-hero h1 .brand-ayx {
        color: var(--color-primary);
    }

    .hero-desc {
        font-size: 1rem;
        line-height: 1.75;
        color: rgba(245, 241, 236, 0.88);
        max-width: 600px;
        margin-bottom: 1.75rem;
    }

    .hero-ctas {
        display: flex;
        flex-wrap: wrap;
        gap: 0.8rem;
        margin-bottom: 2.25rem;
    }

    .hero-meta {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem 1.75rem;
        padding-top: 1.25rem;
        border-top: 1px solid rgba(255, 255, 255, 0.14);
    }

    .hero-meta span {
        font-size: 0.85rem;
        color: rgba(245, 241, 236, 0.75);
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
    }

    .hero-meta span::before {
        content: "";
        width: 5px;
        height: 5px;
        border-radius: 50%;
        background: var(--color-gold);
        flex-shrink: 0;
    }

    /* ===== Section Headers ===== */
    .section-tag {
        display: inline-flex;
        align-items: center;
        gap: 0.35rem;
        font-size: 0.78rem;
        font-weight: 600;
        letter-spacing: 0.06em;
        text-transform: uppercase;
        color: var(--color-primary);
        background: rgba(199, 62, 43, 0.08);
        border-radius: var(--radius-pill);
        padding: 0.3rem 0.9rem;
        margin-bottom: 1rem;
    }

    .section-head {
        margin-bottom: 2.5rem;
    }

    .section-head h2 {
        font-size: clamp(1.75rem, 3.2vw, 2.4rem);
        font-weight: 700;
        letter-spacing: -0.01em;
        line-height: 1.25;
        color: var(--color-text);
    }

    .section-head p {
        font-size: 0.95rem;
        color: var(--color-muted);
        margin-top: 0.6rem;
        max-width: 560px;
        line-height: 1.7;
    }

    .section-head.light h2 {
        color: var(--color-white-soft);
    }

    .section-head.light p {
        color: rgba(245, 241, 236, 0.7);
    }

    /* ===== Breadcrumb ===== */
    .page-breadcrumb {
        padding: 88px 0 0;
        background: var(--color-soft);
        font-size: 0.8rem;
    }

    .page-breadcrumb .inner {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 0.4rem;
        padding-top: 1rem;
        padding-bottom: 0.5rem;
        color: var(--color-muted);
    }

    .page-breadcrumb a {
        color: var(--color-muted);
        transition: color 0.2s ease;
    }

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

    .page-breadcrumb .sep {
        color: #b5aea7;
    }

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

    /* ===== Split Rows ===== */
    .split-row {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
        align-items: center;
        margin-bottom: 5rem;
    }

    .split-row:last-child {
        margin-bottom: 0;
    }

    .split-row.reverse .split-media {
        order: 2;
    }

    .split-row.reverse .split-content {
        order: 1;
    }

    .split-media {
        border-radius: 18px;
        overflow: hidden;
        position: relative;
        box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
        aspect-ratio: 4 / 3;
    }

    .split-media img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.5s ease;
    }

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

    .split-media .img-tag {
        position: absolute;
        bottom: 1rem;
        left: 1rem;
        background: rgba(28, 27, 26, 0.78);
        backdrop-filter: blur(6px);
        color: var(--color-white-soft);
        font-size: 0.75rem;
        font-weight: 600;
        border-radius: var(--radius-pill);
        padding: 0.25rem 0.75rem;
        border: 1px solid rgba(255, 255, 255, 0.12);
    }

    .split-content {
        max-width: 500px;
    }

    .split-content h2 {
        font-size: 1.7rem;
        font-weight: 700;
        line-height: 1.3;
        margin-bottom: 0.75rem;
        letter-spacing: -0.01em;
    }

    .split-content h2 .highlight {
        color: var(--color-primary);
    }

    .split-content p {
        color: var(--color-muted);
        font-size: 0.95rem;
        line-height: 1.8;
        margin-bottom: 1.25rem;
    }

    .split-points {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
        margin-bottom: 1.5rem;
    }

    .split-points li {
        display: flex;
        align-items: flex-start;
        gap: 0.6rem;
        font-size: 0.92rem;
        color: var(--color-text);
        line-height: 1.6;
    }

    .split-points li::before {
        content: "";
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: var(--color-primary);
        flex-shrink: 0;
        margin-top: 0.5em;
    }

    /* ===== Timeline ===== */
    .timeline-section {
        background: var(--color-dark);
        position: relative;
        overflow: hidden;
    }

    .timeline-section::before {
        content: "";
        position: absolute;
        right: -180px;
        top: -180px;
        width: 460px;
        height: 460px;
        border-radius: 50%;
        background: radial-gradient(circle, rgba(199, 62, 43, 0.28) 0%, transparent 70%);
        pointer-events: none;
    }

    .timeline-grid {
        display: grid;
        grid-template-columns: repeat(5, 1fr);
        gap: 1.25rem;
        counter-reset: step;
    }

    .timeline-item {
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid rgba(255, 255, 255, 0.09);
        border-radius: 16px;
        padding: 1.5rem 1.25rem;
        position: relative;
        transition: background 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
    }

    .timeline-item:hover {
        background: rgba(255, 255, 255, 0.07);
        border-color: rgba(199, 62, 43, 0.4);
        transform: translateY(-4px);
    }

    .timeline-num {
        font-family: var(--font-num);
        font-size: 2rem;
        font-weight: 800;
        color: var(--color-primary);
        line-height: 1;
        display: block;
        margin-bottom: 0.9rem;
        font-variant-numeric: tabular-nums;
    }

    .timeline-item h3 {
        color: var(--color-white-soft);
        font-size: 1rem;
        font-weight: 600;
        margin-bottom: 0.4rem;
    }

    .timeline-item p {
        color: rgba(245, 241, 236, 0.65);
        font-size: 0.82rem;
        line-height: 1.6;
    }

    .timeline-arrow {
        display: none;
    }

    /* ===== Stats Section ===== */
    .stats-band {
        background: linear-gradient(135deg, #241F1C 0%, #1C1B1A 55%, #2D2620 100%);
        position: relative;
        overflow: hidden;
    }

    .stats-band::after {
        content: "";
        position: absolute;
        left: 10%;
        right: 10%;
        bottom: 0;
        height: 3px;
        background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
        opacity: 0.6;
    }

    .stats-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 1.5rem;
    }

    .stat-cell {
        text-align: center;
        padding: 0.5rem 0.75rem;
    }

    .stat-num {
        font-family: var(--font-num);
        font-size: clamp(2.2rem, 4vw, 3.2rem);
        font-weight: 800;
        color: var(--color-primary);
        line-height: 1.15;
        font-variant-numeric: tabular-nums;
        display: block;
    }

    .stat-label {
        color: rgba(245, 241, 236, 0.7);
        font-size: 0.85rem;
        margin-top: 0.3rem;
        display: block;
        letter-spacing: 0.02em;
    }

    .stat-divider {
        width: 1px;
        background: rgba(255, 255, 255, 0.1);
    }

    /* ===== Feature cards ===== */
    .feature-card-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1.75rem;
    }

    .feature-card {
        display: flex;
        flex-direction: column;
        background: #fff;
        border: 1px solid var(--color-line);
        border-radius: 18px;
        overflow: hidden;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .feature-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-hover);
        border-color: rgba(199, 62, 43, 0.2);
    }

    .feature-card-media {
        aspect-ratio: 16 / 9;
        overflow: hidden;
        position: relative;
    }

    .feature-card-media img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.5s ease;
    }

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

    .feature-card-media .media-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, transparent 45%, rgba(0, 0, 0, 0.35) 100%);
    }

    .feature-card-body {
        padding: 1.5rem;
        display: flex;
        flex-direction: column;
        gap: 0.65rem;
        flex: 1;
    }

    .feature-card-cat {
        align-self: flex-start;
        font-size: 0.75rem;
        font-weight: 600;
        color: var(--color-primary);
        background: rgba(199, 62, 43, 0.09);
        border-radius: 6px;
        padding: 0.15rem 0.6rem;
    }

    .feature-card h3 {
        font-size: 1.2rem;
        font-weight: 700;
        line-height: 1.4;
        color: var(--color-text);
        transition: color 0.2s ease;
    }

    .feature-card:hover h3 {
        color: var(--color-primary);
    }

    .feature-card p {
        font-size: 0.88rem;
        color: var(--color-muted);
        line-height: 1.7;
    }

    .feature-card-link {
        margin-top: auto;
        display: inline-flex;
        align-items: center;
        gap: 0.3rem;
        font-size: 0.85rem;
        font-weight: 600;
        color: var(--color-primary);
        padding-top: 0.5rem;
        transition: gap 0.2s ease;
    }

    .feature-card-link:hover {
        gap: 0.6rem;
    }

    .feature-card-link svg {
        width: 14px;
        height: 14px;
    }

    /* ===== FAQ ===== */
    .faq-list {
        max-width: 800px;
        margin: 0 auto;
        display: flex;
        flex-direction: column;
        gap: 0.8rem;
    }

    .faq-item {
        border: 1px solid #E8E4DE;
        border-radius: 12px;
        background: #fff;
        overflow: hidden;
        transition: border-color 0.25s ease, box-shadow 0.25s ease;
    }

    .faq-item.open {
        border-color: rgba(199, 62, 43, 0.35);
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
    }

    .faq-question {
        width: 100%;
        text-align: left;
        padding: 1.1rem 1.25rem;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
        font-size: 0.96rem;
        font-weight: 600;
        color: var(--color-text);
        transition: background 0.2s ease;
    }

    .faq-question:hover {
        background: #FAF8F5;
    }

    .faq-icon {
        width: 18px;
        height: 18px;
        flex-shrink: 0;
        color: var(--color-muted);
        transition: transform 0.3s ease, color 0.3s ease;
    }

    .faq-item.open .faq-icon {
        transform: rotate(45deg);
        color: var(--color-primary);
    }

    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .faq-answer-inner {
        padding: 0 1.25rem 1.25rem;
        font-size: 0.9rem;
        line-height: 1.8;
        color: var(--color-muted);
        border-top: 1px solid rgba(33, 30, 29, 0.06);
        padding-top: 1rem;
        margin-top: 0;
    }

    .faq-answer-inner a {
        color: var(--color-primary);
        font-weight: 500;
    }

    .faq-answer-inner a:hover {
        text-decoration: underline;
    }

    /* ===== CTA ===== */
    .cta-banner {
        position: relative;
        overflow: hidden;
        background: var(--color-dark);
        padding: 90px 0;
    }

    .cta-bg {
        position: absolute;
        inset: 0;
        background-size: cover;
        background-position: center;
        opacity: 0.3;
    }

    .cta-gradient {
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(28, 27, 26, 0.85) 30%, rgba(199, 62, 43, 0.25) 100%);
    }

    .cta-content {
        position: relative;
        z-index: 2;
        text-align: center;
        max-width: 700px;
        margin: 0 auto;
    }

    .cta-content .section-tag {
        background: rgba(199, 62, 43, 0.18);
        color: #ffb2a3;
    }

    .cta-content h2 {
        font-size: clamp(2rem, 4vw, 2.8rem);
        font-weight: 800;
        color: var(--color-white-soft);
        line-height: 1.2;
        letter-spacing: -0.01em;
        margin-bottom: 1rem;
    }

    .cta-content p {
        color: rgba(245, 241, 236, 0.75);
        font-size: 1rem;
        line-height: 1.75;
        margin-bottom: 0.75rem;
    }

    .cta-note {
        font-size: 0.85rem;
        color: rgba(245, 241, 236, 0.55);
        margin-bottom: 1.75rem;
    }

    .cta-actions {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.85rem;
    }

    /* ===== Footer ===== */
    .site-footer {
        background: var(--color-dark);
        color: rgba(245, 241, 236, 0.8);
        padding: 70px 0 24px;
        font-size: 0.88rem;
    }

    .site-footer .logo-area {
        margin-bottom: 0.85rem;
    }

    .site-footer .logo-text {
        color: var(--color-white-soft);
    }

    .site-footer .logo-text span {
        color: var(--color-primary);
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 1.4fr 1fr 1.2fr 0.9fr;
        gap: 2.5rem;
        padding-bottom: 2.5rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .footer-brand p {
        font-size: 0.85rem;
        line-height: 1.7;
        color: rgba(245, 241, 236, 0.6);
        max-width: 300px;
    }

    .footer-col h4 {
        font-size: 0.9rem;
        font-weight: 600;
        color: var(--color-white-soft);
        margin-bottom: 0.9rem;
    }

    .footer-links {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
    }

    .footer-links a {
        color: rgba(245, 241, 236, 0.6);
        transition: color 0.2s ease, padding-left 0.2s ease;
        font-size: 0.85rem;
    }

    .footer-links a:hover {
        color: var(--color-primary);
        padding-left: 3px;
    }

    .footer-contact {
        display: flex;
        flex-direction: column;
        gap: 0.55rem;
    }

    .footer-contact span {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        font-size: 0.85rem;
        color: rgba(245, 241, 236, 0.6);
        line-height: 1.5;
    }

    .footer-contact span svg {
        color: var(--color-primary);
        flex-shrink: 0;
    }

    .footer-qr {
        width: 110px;
        height: 110px;
        background: #fff;
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        text-align: center;
        font-size: 0.72rem;
        color: var(--color-muted);
        border: 4px solid rgba(255, 255, 255, 0.08);
        line-height: 1.5;
    }

    .footer-bottom {
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 0.5rem;
        padding-top: 1.5rem;
        font-size: 0.75rem;
        color: rgba(245, 241, 236, 0.45);
    }

    .footer-bottom .footer-tech {
        font-family: var(--font-num);
        letter-spacing: 0.02em;
    }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
        .timeline-grid {
            grid-template-columns: repeat(3, 1fr);
        }
        .footer-grid {
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
        }
    }

    @media (max-width: 768px) {
        .split-row {
            grid-template-columns: 1fr;
            gap: 1.75rem;
            margin-bottom: 3.5rem;
        }
        .split-row.reverse .split-media {
            order: 1;
        }
        .split-row.reverse .split-content {
            order: 2;
        }
        .features-section {
            padding-top: 56px;
        }
        .category-hero {
            padding: 110px 0 50px;
            min-height: 440px;
        }
        .hero-desc {
            font-size: 0.95rem;
        }
        .stats-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 0.75rem;
        }
        .stat-divider {
            display: none;
        }
        .feature-card-grid {
            grid-template-columns: 1fr;
        }
        .footer-grid {
            grid-template-columns: 1fr 1fr;
            gap: 1.75rem;
        }
        .footer-brand {
            grid-column: 1 / -1;
        }
        .footer-qr {
            width: 96px;
            height: 96px;
        }
    }

    @media (max-width: 640px) {
        .page-breadcrumb .inner {
            font-size: 0.75rem;
        }
        .timeline-grid {
            grid-template-columns: 1fr;
            gap: 0.75rem;
        }
        .timeline-item {
            padding: 1.1rem 1.1rem;
        }
        .footer-grid {
            grid-template-columns: 1fr;
        }
        .footer-brand {
            grid-column: auto;
        }
        .cta-banner {
            padding: 70px 0;
        }
        .hero-ctas .btn {
            flex: 1;
            min-width: 140px;
        }
    }

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

    .fade-up {
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

    .fade-up.visible {
        opacity: 1;
        transform: translateY(0);
    }

/* roulang page: article */
:root {
  --color-primary: #C73E2B;
  --color-dark: #1C1B1A;
  --color-soft: #F2EFEA;
  --color-gold: #B0824C;
  --color-text: #211E1D;
  --color-muted: #77716A;
  --color-border: rgba(33, 30, 29, 0.08);
  --color-border-strong: rgba(33, 30, 29, 0.16);
  --color-white-soft: #F5F1EC;
  --radius-card: 12px;
  --radius-btn: 8px;
  --radius-pill: 999px;
  --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.08);
  --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --font-num: "DIN Alternate", "Bahnschrift", system-ui, sans-serif;
  --container-max: 1200px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: #fff;
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; border: none; background: none; cursor: pointer; }
input { font-family: inherit; }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }
.container-site { width: 100%; max-width: var(--container-max); margin: 0 auto; padding: 0 24px; }
@media (max-width: 640px) { .container-site { padding: 0 16px; } }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 245, 241, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow 0.3s ease;
}
.site-header.scrolled { box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 16px; }
.logo-area { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-text { font-size: 20px; font-weight: 800; letter-spacing: -0.01em; color: var(--color-text); white-space: nowrap; }
.text-primary { color: var(--color-primary); }
.nav-channels { display: flex; align-items: center; gap: 4px; }
.nav-link {
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}
.nav-link:hover { background: rgba(0, 0, 0, 0.05); }
.nav-link.active {
  color: var(--color-primary);
  font-weight: 600;
  box-shadow: inset 0 -2px 0 var(--color-primary);
}
.header-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 180px;
  height: 40px;
  padding: 0 14px;
  background: #fff;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-pill);
  transition: width 0.3s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.search-box:focus-within { width: 220px; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(199, 62, 43, 0.12); }
.search-input { border: none; outline: none; background: transparent; width: 100%; font-size: 14px; color: var(--color-text); }
.search-input::placeholder { color: var(--color-muted); }
.btn-login { font-size: 14px; font-weight: 500; color: var(--color-text); padding: 8px 14px; border-radius: var(--radius-btn); transition: background 0.2s ease; }
.btn-login:hover { background: rgba(0, 0, 0, 0.05); }
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 22px;
  background: var(--color-primary);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-btn);
  transition: filter 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.btn-primary:hover { filter: brightness(0.92); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(199, 62, 43, 0.25); }
.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 22px;
  border: 1.5px solid var(--color-primary);
  color: var(--color-primary);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-btn);
  background: transparent;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}
.btn-outline:hover { background: var(--color-primary); color: #fff; transform: translateY(-1px); }
.nav-toggle { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 8px; color: var(--color-text); transition: background 0.2s ease; }
.nav-toggle:hover { background: rgba(0, 0, 0, 0.05); }

/* ===== 移动端抽屉 ===== */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 78%;
  max-width: 360px;
  height: 100vh;
  background: #fff;
  z-index: 100;
  box-shadow: -8px 0 24px rgba(0, 0, 0, 0.1);
  transform: translateX(100%);
  transition: transform 0.35s ease;
  display: flex;
  flex-direction: column;
  padding: 24px;
  overflow-y: auto;
}
.mobile-drawer.open { transform: translateX(0); }
.drawer-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 32px; }
.drawer-close { width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; border-radius: 8px; color: var(--color-text); transition: background 0.2s ease; }
.drawer-close:hover { background: rgba(0, 0, 0, 0.05); }
.drawer-nav { display: flex; flex-direction: column; gap: 8px; margin-bottom: 32px; }
.drawer-link { padding: 12px 16px; border-radius: 10px; font-size: 16px; font-weight: 500; color: var(--color-text); transition: background 0.2s ease, color 0.2s ease; }
.drawer-link:hover { background: var(--color-soft); }
.drawer-link.active { color: var(--color-primary); background: rgba(199, 62, 43, 0.06); font-weight: 600; }
.drawer-actions { display: flex; flex-direction: column; gap: 12px; }
.drawer-actions .btn-primary, .drawer-actions .btn-login { text-align: center; justify-content: center; }
.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 99;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.drawer-overlay.open { opacity: 1; pointer-events: auto; }

/* ===== 面包屑 ===== */
.breadcrumb { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; padding: 28px 0 20px; font-size: 14px; color: var(--color-muted); }
.breadcrumb a { color: var(--color-muted); transition: color 0.2s ease; }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb .sep { color: rgba(0, 0, 0, 0.22); font-size: 12px; }
.breadcrumb .current { color: var(--color-text); font-weight: 500; max-width: 320px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ===== 文章主体 ===== */
.article-main { background: var(--color-soft); padding-bottom: 88px; min-height: 70vh; }
.article-wrap { max-width: 880px; margin: 0 auto; background: #fff; border-radius: var(--radius-card); border: 1px solid var(--color-border); padding: 44px 60px 52px; }
@media (max-width: 768px) { .article-wrap { padding: 24px 20px 32px; border-radius: 0; border-left: none; border-right: none; } }
.article-header { margin-bottom: 32px; border-bottom: 1px solid var(--color-border); padding-bottom: 24px; }
.article-cat-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  background: rgba(199, 62, 43, 0.08);
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
  border: 1px solid rgba(199, 62, 43, 0.14);
}
.article-title { font-size: clamp(1.6rem, 3vw, 2.25rem); font-weight: 800; line-height: 1.3; letter-spacing: -0.01em; margin-bottom: 16px; color: var(--color-text); }
.article-meta { display: flex; flex-wrap: wrap; gap: 16px 24px; font-size: 14px; color: var(--color-muted); }
.meta-item { display: inline-flex; align-items: center; gap: 6px; }

/* ===== 正文排版 ===== */
.article-content { font-size: 16px; line-height: 1.8; color: var(--color-text); }
.article-content h2 { font-size: 24px; font-weight: 700; margin: 44px 0 16px; padding-bottom: 8px; border-bottom: 1px solid var(--color-border); }
.article-content h3 { font-size: 19px; font-weight: 600; margin: 32px 0 12px; }
.article-content p { margin: 16px 0; }
.article-content a { color: var(--color-primary); text-decoration: underline; text-underline-offset: 3px; transition: opacity 0.2s ease; }
.article-content a:hover { opacity: 0.8; }
.article-content ul { margin: 16px 0; padding-left: 1.5em; list-style: disc; }
.article-content ol { margin: 16px 0; padding-left: 1.5em; list-style: decimal; }
.article-content li { margin: 6px 0; }
.article-content blockquote { background: var(--color-dark); color: var(--color-white-soft); padding: 20px 24px; border-radius: var(--radius-btn); border-left: 4px solid var(--color-primary); margin: 24px 0; }
.article-content blockquote p { margin: 8px 0; }
.article-content img { border-radius: var(--radius-card); margin: 24px 0; }
.article-content figure { margin: 24px 0; }
.article-content figcaption { font-size: 13px; color: var(--color-muted); text-align: center; margin-top: 8px; }
.article-content table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 15px; }
.article-content table th, .article-content table td { padding: 12px 14px; border: 1px solid var(--color-border); text-align: left; }
.article-content table th { background: var(--color-soft); font-weight: 700; }
.article-content code { background: #ece9e4; padding: 2px 6px; border-radius: 4px; font-size: 0.9em; }
.article-content pre { background: var(--color-dark); color: var(--color-white-soft); padding: 20px; border-radius: var(--radius-btn); overflow-x: auto; margin: 24px 0; }
.article-content pre code { background: transparent; color: inherit; padding: 0; }

/* ===== 文章底部 ===== */
.article-footer { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; margin-top: 44px; padding-top: 24px; border-top: 1px solid var(--color-border); }
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-item { padding: 4px 12px; background: var(--color-soft); color: var(--color-text); font-size: 13px; border-radius: var(--radius-pill); border: 1px solid var(--color-border); transition: border-color 0.2s ease, color 0.2s ease; }
.tag-item:hover { border-color: var(--color-primary); color: var(--color-primary); }
.share-buttons { display: flex; align-items: center; gap: 8px; }
.share-label { font-size: 14px; color: var(--color-muted); }
.share-btn { width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; border-radius: 50%; border: 1px solid var(--color-border); color: var(--color-muted); transition: all 0.2s ease; }
.share-btn:hover { border-color: var(--color-primary); color: var(--color-primary); background: rgba(199, 62, 43, 0.06); }

/* ===== 相关推荐 ===== */
.related-section { margin-top: 52px; }
.section-title { font-size: 22px; font-weight: 700; margin-bottom: 20px; color: var(--color-text); padding-left: 12px; border-left: 4px solid var(--color-primary); }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 768px) { .related-grid { grid-template-columns: 1fr; } }
.related-card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-card); overflow: hidden; transition: transform 0.3s ease, box-shadow 0.3s ease; }
.related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.related-thumb { aspect-ratio: 16 / 10; overflow: hidden; }
.related-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.related-card:hover .related-thumb img { transform: scale(1.04); }
.related-body { padding: 14px 16px 16px; }
.related-body h3 { font-size: 15px; font-weight: 600; line-height: 1.4; margin-bottom: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; color: var(--color-text); transition: color 0.2s ease; }
.related-card:hover .related-body h3 { color: var(--color-primary); }
.related-date { font-size: 13px; color: var(--color-muted); font-family: var(--font-num); }

/* ===== 空态 ===== */
.empty-state { border: 2px dashed var(--color-border-strong); border-radius: var(--radius-card); padding: 36px 24px; text-align: center; color: var(--color-muted); background: rgba(255, 255, 255, 0.6); font-size: 15px; }

/* ===== CTA 区 ===== */
.article-cta { display: flex; justify-content: center; gap: 16px; margin-top: 52px; flex-wrap: wrap; }
.article-cta .btn-primary, .article-cta .btn-outline { min-width: 140px; }

/* ===== 内容未找到 ===== */
.article-not-found { text-align: center; padding: 80px 24px; }
.article-not-found h1 { font-size: 28px; font-weight: 800; margin-bottom: 12px; color: var(--color-text); }
.article-not-found p { color: var(--color-muted); margin-bottom: 32px; }

/* ===== Footer ===== */
.site-footer { background: var(--color-dark); color: var(--color-white-soft); padding: 64px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1.2fr 1fr; gap: 40px; margin-bottom: 48px; }
@media (max-width: 1024px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .footer-grid { grid-template-columns: 1fr; gap: 32px; } }
.footer-brand .logo-area { margin-bottom: 14px; }
.footer-brand .logo-text { color: var(--color-white-soft); }
.footer-brand p { font-size: 14px; line-height: 1.7; color: rgba(245, 241, 236, 0.65); max-width: 320px; }
.footer-col h4 { font-size: 16px; font-weight: 700; margin-bottom: 16px; color: var(--color-white-soft); }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: rgba(245, 241, 236, 0.65); font-size: 14px; transition: color 0.2s ease; }
.footer-links a:hover { color: var(--color-primary); }
.footer-contact { display: flex; flex-direction: column; gap: 10px; }
.footer-contact span { display: flex; align-items: center; gap: 8px; color: rgba(245, 241, 236, 0.65); font-size: 14px; }
.footer-qr { width: 120px; height: 120px; background: rgba(255, 255, 255, 0.06); border: 1px dashed rgba(255, 255, 255, 0.2); border-radius: var(--radius-btn); display: flex; align-items: center; justify-content: center; text-align: center; font-size: 13px; color: rgba(245, 241, 236, 0.55); }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.1); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: rgba(245, 241, 236, 0.45); flex-wrap: wrap; gap: 8px; }
.footer-tech { font-family: var(--font-num); letter-spacing: 0.02em; }

/* ===== 动效 ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* roulang page: category2 */
:root {
    --color-primary: #C73E2B;
    --color-dark: #1C1B1A;
    --color-soft: #F2EFEA;
    --color-gold: #B0824C;
    --color-text: #211E1D;
    --color-muted: #77716A;
    --color-white-soft: #F5F1EC;
    --border-light: #E8E4DE;
    --radius-btn: 8px;
    --radius-card: 12px;
    --shadow-card: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-hover: 0 8px 24px rgba(0,0,0,0.08);
    --transition-base: 0.3s ease;
    --font-cn: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    --font-num: "DIN Alternate", "Bahnschrift", system-ui, sans-serif;
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: var(--font-cn);
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-text);
    background-color: #FAF8F5;
    -webkit-font-smoothing: antialiased;
  }

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

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

  button,
  input {
    font-family: inherit;
    font-size: inherit;
    border: none;
    outline: none;
    background: none;
  }

  a:focus-visible,
  button:focus-visible,
  input:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
  }

  .container-site {
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 1rem;
    padding-right: 1rem;
  }

  @media (min-width: 768px) {
    .container-site {
      padding-left: 1.5rem;
      padding-right: 1.5rem;
    }
  }

  /* ===== Header / Nav ===== */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(247, 245, 241, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    transition: box-shadow 0.3s ease;
  }

  .site-header.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  }

  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    gap: 20px;
  }

  .logo-area {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
  }

  .logo-icon {
    width: 26px;
    height: 26px;
    stroke: var(--color-primary);
  }

  .logo-text {
    font-size: 20px;
    font-weight: 800;
    letter-spacing: -0.01em;
    color: var(--color-text);
    white-space: nowrap;
  }

  .logo-highlight {
    color: var(--color-primary);
  }

  .nav-channels {
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .nav-link {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text);
    transition: all var(--transition-base);
    position: relative;
  }

  .nav-link:hover {
    background: rgba(28, 27, 26, 0.05);
  }

  .nav-link.active {
    font-weight: 600;
    color: var(--color-primary);
  }

  .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--color-primary);
    border-radius: 2px;
  }

  .nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .search-box {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 180px;
    height: 38px;
    padding: 0 14px;
    background: #FFF;
    border: 1px solid var(--border-light);
    border-radius: 999px;
    transition: all var(--transition-base);
  }

  .search-box:focus-within {
    width: 220px;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(199, 62, 43, 0.1);
  }

  .search-box svg {
    width: 16px;
    height: 16px;
    stroke: var(--color-muted);
    flex-shrink: 0;
  }

  .search-box input {
    width: 100%;
    font-size: 14px;
    color: var(--color-text);
    background: transparent;
  }

  .search-box input::placeholder {
    color: var(--color-muted);
  }

  .nav-login {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text);
    padding: 6px 10px;
    border-radius: 8px;
    transition: all var(--transition-base);
  }

  .nav-login:hover {
    background: rgba(28, 27, 26, 0.05);
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: var(--radius-btn);
    font-size: 16px;
    font-weight: 600;
    line-height: 1.4;
    cursor: pointer;
    transition: all var(--transition-base);
    border: 1px solid transparent;
  }

  .btn-primary {
    background: var(--color-primary);
    color: #fff;
  }

  .btn-primary:hover {
    filter: brightness(0.92);
  }

  .btn-primary:hover svg {
    transform: translateX(4px);
  }

  .btn-outline-light {
    background: transparent;
    border-color: rgba(255, 255, 255, 0.5);
    color: #fff;
  }

  .btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: #fff;
  }

  .btn-white {
    background: #fff;
    color: var(--color-primary);
  }

  .btn-white:hover {
    background: var(--color-soft);
  }

  .btn-ghost {
    background: transparent;
    border: 1px solid var(--border-light);
    color: var(--color-text);
  }

  .btn-ghost:hover {
    background: rgba(28, 27, 26, 0.04);
  }

  .btn-sm {
    padding: 7px 16px;
    font-size: 14px;
  }

  .btn-block {
    width: 100%;
  }

  .mobile-menu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    color: var(--color-text);
    cursor: pointer;
  }

  .mobile-menu-btn:hover {
    background: rgba(28, 27, 26, 0.05);
  }

  .mobile-menu-btn svg {
    width: 22px;
    height: 22px;
    stroke: currentColor;
  }

  .mobile-drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 78%;
    max-width: 360px;
    height: 100vh;
    background: #fff;
    z-index: 200;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    box-shadow: -12px 0 40px rgba(0, 0, 0, 0.12);
    display: flex;
  }

  .mobile-drawer.open {
    transform: translateX(0);
  }

  .drawer-inner {
    display: flex;
    flex-direction: column;
    width: 100%;
    padding: 24px;
    gap: 12px;
    overflow-y: auto;
  }

  .drawer-link {
    display: block;
    padding: 12px 14px;
    font-size: 16px;
    font-weight: 500;
    border-radius: 8px;
    color: var(--color-text);
    transition: all var(--transition-base);
  }

  .drawer-link:hover {
    background: var(--color-soft);
  }

  .drawer-link.active {
    color: var(--color-primary);
    background: rgba(199, 62, 43, 0.08);
    font-weight: 600;
  }

  .drawer-search {
    margin-top: 12px;
  }

  .drawer-search input {
    width: 100%;
    height: 44px;
    padding: 0 14px;
    border: 1px solid var(--border-light);
    border-radius: 999px;
    font-size: 14px;
    background: var(--color-soft);
  }

  .drawer-search input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(199, 62, 43, 0.1);
  }

  .drawer-actions {
    margin-top: 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .drawer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 190;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
  }

  .drawer-overlay.show {
    opacity: 1;
    visibility: visible;
  }

  /* ===== Category Hero ===== */
  .category-hero {
    position: relative;
    background-size: cover;
    background-position: center;
    padding: 96px 0 88px;
    color: #fff;
  }

  .category-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(115deg, rgba(28, 27, 26, 0.92) 30%, rgba(28, 27, 26, 0.72) 70%, rgba(28, 27, 26, 0.55) 100%);
  }

  .hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
  }

  .hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: #fff;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 4px 14px;
    border-radius: 999px;
    letter-spacing: 0.04em;
    margin-bottom: 20px;
  }

  .category-hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.01em;
    max-width: 80%;
    margin-bottom: 18px;
  }

  .hero-desc {
    font-size: 16px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
    max-width: 48%;
    margin-bottom: 28px;
  }

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

  .hero-actions .btn svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    transition: transform var(--transition-base);
  }

  /* ===== Stats Bar ===== */
  .stats-bar {
    background: var(--color-dark);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding: 32px 0;
  }

  .stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  @media (min-width: 768px) {
    .stats-grid {
      grid-template-columns: repeat(4, 1fr);
    }
  }

  .stat-item {
    text-align: center;
    padding: 8px 12px;
    border-right: 1px solid rgba(255, 255, 255, 0.08);
  }

  .stat-item:last-child {
    border-right: none;
  }

  .stat-num {
    font-family: var(--font-num);
    font-variant-numeric: tabular-nums;
    font-size: 34px;
    font-weight: 800;
    color: #fff;
    display: block;
    line-height: 1.2;
  }

  .stat-label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 4px;
    display: block;
  }

  /* ===== Split Sections ===== */
  .split-section {
    padding: 88px 0;
    background: #FAF8F5;
  }

  .split-alt {
    background: var(--color-soft);
  }

  .split-block {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
  }

  @media (min-width: 1024px) {
    .split-block {
      grid-template-columns: 1fr 1fr;
      gap: 64px;
    }
  }

  .split-media {
    border-radius: var(--radius-card);
    overflow: hidden;
    position: relative;
    aspect-ratio: 4/3;
    background: var(--color-soft);
  }

  .split-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
  }

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

  .split-content {
    padding: 16px 0;
  }

  .section-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-primary);
    background: rgba(199, 62, 43, 0.08);
    padding: 4px 12px;
    border-radius: 6px;
    margin-bottom: 14px;
  }

  .split-content h2 {
    font-size: 30px;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 14px;
  }

  .split-content p {
    color: var(--color-muted);
    line-height: 1.8;
    margin-bottom: 20px;
  }

  .feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 15px;
    color: var(--color-text);
    line-height: 1.6;
  }

  .feature-list li::before {
    content: '';
    flex-shrink: 0;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-primary);
    margin-top: 10px;
  }

  /* ===== Step Section ===== */
  .step-section {
    padding: 88px 0;
    background: var(--color-dark);
    color: #fff;
  }

  .step-section h2 {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 8px;
  }

  .section-sub {
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 15px;
    margin-bottom: 48px;
  }

  .steps-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
  }

  @media (min-width: 768px) {
    .steps-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (min-width: 1024px) {
    .steps-grid {
      grid-template-columns: repeat(4, 1fr);
    }
  }

  .step-item {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-card);
    padding: 28px 24px;
    transition: all var(--transition-base);
  }

  .step-item:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  }

  .step-num {
    font-family: var(--font-num);
    font-variant-numeric: tabular-nums;
    font-size: 30px;
    font-weight: 800;
    color: var(--color-gold);
    display: block;
    margin-bottom: 16px;
  }

  .step-item h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
  }

  .step-item p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.6;
  }

  /* ===== Recommend Section ===== */
  .recommend-section {
    padding: 88px 0;
    background: #FAF8F5;
  }

  .recommend-section h2 {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 8px;
  }

  .recommend-section .section-sub {
    color: var(--color-muted);
    margin-bottom: 48px;
  }

  .recommend-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
  }

  @media (min-width: 768px) {
    .recommend-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  .recommend-card {
    background: #fff;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-card);
    overflow: hidden;
    transition: all var(--transition-base);
  }

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

  .recommend-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: transform 0.5s ease;
  }

  .recommend-card:hover img {
    transform: scale(1.03);
  }

  .recommend-body {
    padding: 28px;
  }

  .card-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-primary);
    background: rgba(199, 62, 43, 0.1);
    padding: 3px 10px;
    border-radius: 6px;
    margin-bottom: 12px;
  }

  .recommend-body h3 {
    font-size: 20px;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 10px;
    color: var(--color-text);
    transition: color var(--transition-base);
  }

  .recommend-body h3:hover {
    color: var(--color-primary);
  }

  .recommend-body p {
    font-size: 14px;
    color: var(--color-muted);
    line-height: 1.7;
    margin-bottom: 16px;
  }

  .text-link {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-primary);
    transition: all var(--transition-base);
  }

  .text-link:hover {
    gap: 4px;
    text-decoration: underline;
  }

  /* ===== FAQ Section ===== */
  .faq-section {
    padding: 88px 0;
    background: var(--color-soft);
  }

  .faq-section h2 {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 48px;
  }

  .faq-list {
    max-width: 820px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .faq-item {
    border: 1px solid var(--border-light);
    border-radius: 10px;
    background: #fff;
    overflow: hidden;
    transition: all var(--transition-base);
  }

  .faq-item:hover {
    border-color: rgba(199, 62, 43, 0.3);
  }

  .faq-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 20px 24px;
    font-size: 16px;
    font-weight: 600;
    text-align: left;
    color: var(--color-text);
    cursor: pointer;
    transition: all var(--transition-base);
    background: transparent;
  }

  .faq-toggle:hover {
    color: var(--color-primary);
  }

  .faq-toggle svg {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    stroke: currentColor;
    transition: transform 0.3s ease;
  }

  .faq-toggle.open svg {
    transform: rotate(45deg);
  }

  .faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
    padding: 0 24px;
    background: #FAF8F5;
  }

  .faq-answer p {
    padding: 0 0 20px;
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-muted);
  }

  /* ===== CTA Section ===== */
  .cta-section {
    position: relative;
    padding: 80px 0;
    background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
    color: #fff;
    text-align: center;
  }

  .cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(28, 27, 26, 0.85);
  }

  .cta-section .container-site {
    position: relative;
    z-index: 2;
  }

  .cta-section h2 {
    font-size: 32px;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 14px;
  }

  .cta-section p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 32px;
  }

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

  /* ===== Footer ===== */
  .site-footer {
    background: var(--color-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 64px 0 0;
    font-size: 14px;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    padding-bottom: 48px;
  }

  @media (min-width: 768px) {
    .footer-grid {
      grid-template-columns: 1.4fr 1fr 1fr 1fr;
      gap: 32px;
    }
  }

  .footer-brand p {
    color: rgba(255, 255, 255, 0.55);
    line-height: 1.7;
    margin-top: 14px;
    max-width: 280px;
  }

  .footer-brand .logo-area .logo-text {
    color: var(--color-white-soft);
  }

  .footer-col h4 {
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 16px;
  }

  .footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .footer-links a {
    color: rgba(255, 255, 255, 0.55);
    transition: all var(--transition-base);
  }

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

  .footer-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .footer-contact span {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.55);
    font-size: 14px;
  }

  .footer-contact svg {
    stroke: var(--color-gold);
    flex-shrink: 0;
  }

  .footer-qr {
    width: 108px;
    height: 108px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.45);
    background: rgba(255, 255, 255, 0.03);
  }

  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    color: rgba(255, 255, 255, 0.4);
    font-size: 13px;
  }

  .footer-tech {
    font-family: var(--font-num);
  }

  /* ===== Scroll Animation ===== */
  .fade-up {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }

  .fade-up.visible {
    opacity: 1;
    transform: translateY(0);
  }

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

    .fade-up {
      opacity: 1;
      transform: none;
    }
  }

  /* ===== Responsive ===== */
  @media (max-width: 1024px) {
    .hero-desc {
      max-width: 70%;
    }

    .category-hero h1 {
      max-width: 90%;
    }
  }

  @media (max-width: 767px) {
    .hero-desc {
      max-width: 100%;
    }

    .category-hero h1 {
      max-width: 100%;
    }

    .split-section,
    .step-section,
    .recommend-section,
    .faq-section,
    .cta-section {
      padding: 64px 0;
    }

    .stat-item {
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }

    .stat-item:nth-child(3),
    .stat-item:nth-child(4) {
      border-bottom: none;
    }

    .footer-bottom {
      flex-direction: column;
      text-align: center;
    }

    .steps-grid {
      gap: 16px;
    }
  }

  @media (max-width: 520px) {
    .category-hero {
      padding: 64px 0 56px;
    }

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

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

    .stats-grid {
      gap: 0;
    }

    .stat-num {
      font-size: 28px;
    }

    .split-content h2 {
      font-size: 24px;
    }

    .recommend-body {
      padding: 20px;
    }

    .faq-toggle {
      font-size: 15px;
      padding: 16px 18px;
    }

    .faq-answer p {
      font-size: 14px;
    }

    .cta-section h2 {
      font-size: 26px;
    }

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