/* roulang page: index */
:root{
  --color-primary:#2E8C9E;
  --color-primary-dark:#1D6B7C;
  --color-primary-light:#E3F2F4;
  --color-accent:#F08A4B;
  --color-accent-light:#FDEBE0;
  --color-bg:#F5F8FA;
  --color-surface:#FFFFFF;
  --color-text:#1F2A37;
  --color-text-secondary:#5B6B7C;
  --color-text-muted:#8A9BA8;
  --color-border:#E4EAEF;
  --radius-sm:8px;
  --radius-md:14px;
  --radius-lg:20px;
  --shadow-sm:0 2px 8px rgba(15,45,60,.06);
  --shadow-md:0 6px 20px rgba(15,45,60,.08);
  --shadow-lg:0 16px 40px rgba(15,45,60,.12);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif;
  --font-display:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --space-section:clamp(48px,8vw,96px);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);line-height:1.8;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--color-primary);text-decoration:none;transition:color .25s}
a:hover{color:var(--color-primary-dark)}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input{font-family:inherit}
.container{max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px}
.section{padding:var(--space-section) 0}
.section-head{text-align:center;max-width:680px;margin:0 auto 48px}  
.section-head h2{font-family:var(--font-display);font-size:clamp(24px,3.5vw,36px);font-weight:700;letter-spacing:-.3px;color:var(--color-text);margin-bottom:8px}
.section-head p{color:var(--color-text-secondary);font-size:16px}
.tag{display:inline-block;padding:3px 12px;border-radius:999px;font-size:12px;font-weight:500;background:var(--color-primary-light);color:var(--color-primary-dark);line-height:1.6}
.tag--accent{background:var(--color-accent-light);color:#C76A35}
/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:12px 32px;border-radius:10px;font-size:15px;font-weight:600;transition:all .25s ease;text-align:center;line-height:1.4}
.btn-primary{background:var(--color-primary);color:#fff;box-shadow:0 2px 10px rgba(46,140,158,.25)}
.btn-primary:hover{background:var(--color-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 4px 16px rgba(46,140,158,.35)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 1px 4px rgba(46,140,158,.3)}
.btn-primary:focus-visible{outline:3px solid rgba(46,140,158,.4);outline-offset:2px}
.btn-outline{background:#fff;color:var(--color-primary);border:1px solid var(--color-border);box-shadow:var(--shadow-sm)}
.btn-outline:hover{background:var(--color-primary-light);color:var(--color-primary-dark);border-color:var(--color-primary);transform:translateY(-1px)}
.btn-outline:focus-visible{outline:3px solid rgba(46,140,158,.3);outline-offset:2px}
.btn-accent{background:var(--color-accent);color:#fff;box-shadow:0 2px 10px rgba(240,138,75,.25)}
.btn-accent:hover{background:#DE7C3D;color:#fff;transform:translateY(-1px);box-shadow:0 4px 16px rgba(240,138,75,.35)}
.btn-accent:focus-visible{outline:3px solid rgba(240,138,75,.4);outline-offset:2px}
.btn-lg{padding:14px 40px;font-size:16px;min-height:48px}
.btn-sm{padding:8px 18px;font-size:14px;min-height:38px}
/* Header */
.site-header{position:sticky;top:0;z-index:1000;background:var(--color-surface);border-bottom:1px solid var(--color-border);transition:box-shadow .3s ease}
.site-header.header--scrolled{box-shadow:var(--shadow-sm)}
.header-top{border-bottom:1px solid var(--color-border)}
.header-top-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;background:var(--color-primary);color:#fff;font-size:18px}
.brand-text{font-family:var(--font-display);font-size:20px;font-weight:700;color:var(--color-text);letter-spacing:.5px}
.brand-text span{color:var(--color-primary)}
.header-search{flex:0 0 auto;width:260px}
.header-search form{display:flex;align-items:center;background:var(--color-bg);border-radius:999px;border:1px solid var(--color-border);overflow:hidden;transition:border-color .25s}
.header-search form:focus-within{border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(46,140,158,.12)}
.header-search input{flex:1;border:none;outline:none;background:transparent;padding:9px 14px;font-size:14px;color:var(--color-text)}
.header-search input::placeholder{color:var(--color-text-muted)}
.header-search button{display:flex;align-items:center;justify-content:center;width:40px;height:36px;color:var(--color-text-muted);transition:color .2s}
.header-search button:hover{color:var(--color-primary)}
.header-actions{display:flex;align-items:center;gap:6px;flex-shrink:0}
.header-link{font-size:14px;color:var(--color-text-secondary);font-weight:500;padding:6px 8px;border-radius:6px}
.header-link:hover{color:var(--color-primary);background:var(--color-primary-light)}
.header-divider{color:var(--color-border);font-size:14px}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;padding:10px;border-radius:8px;background:transparent}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--color-text);border-radius:2px;transition:transform .3s ease,opacity .3s ease}
.nav-toggle:hover span{background:var(--color-primary)}
.header-nav{background:var(--color-surface)}
.header-nav .container{display:flex;align-items:center;gap:0}
.header-nav nav{display:flex;align-items:center;gap:4px;width:100%}
.nav-link{position:relative;display:inline-flex;align-items:center;padding:12px 20px;font-size:15px;font-weight:500;color:var(--color-text-secondary);border-bottom:2px solid transparent;transition:color .25s}
.nav-link::after{content:'';position:absolute;bottom:0;left:12px;right:12px;height:2px;background:var(--color-primary);border-radius:2px;transform:scaleX(0);transition:transform .25s ease}
.nav-link:hover{color:var(--color-primary)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--color-primary);font-weight:600}
.nav-link.active::after{transform:scaleX(1)}
/* Hero */
.hero{position:relative;background:radial-gradient(ellipse at 75% 20%,#E8F4F7 0%,var(--color-bg) 65%);overflow:hidden}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding:64px 24px 72px;max-width:calc(var(--container) + 48px);margin:0 auto}
.hero-badge{display:inline-flex;align-items:center;gap:6px;padding:5px 16px;border-radius:999px;background:var(--color-primary-light);color:var(--color-primary-dark);font-size:13px;font-weight:600;margin-bottom:20px}
.hero-title{font-family:var(--font-display);font-size:clamp(32px,5vw,48px);font-weight:800;line-height:1.25;letter-spacing:-.5px;color:var(--color-text);margin-bottom:16px}
.hero-title .highlight{color:var(--color-primary)}
.hero-subtitle{font-size:17px;color:var(--color-text-secondary);line-height:1.6;margin-bottom:28px;max-width:480px}
.hero-actions{display:flex;gap:16px;margin-bottom:32px;flex-wrap:wrap}
.hero-stats{display:flex;gap:12px;flex-wrap:wrap}
.stat-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:12px;background:rgba(255,255,255,.75);border:1px solid rgba(228,234,239,.8);box-shadow:var(--shadow-sm);font-size:14px;font-weight:500;color:var(--color-text-secondary)}
.stat-badge .stat-icon{font-size:18px}
.hero-media{position:relative}
.hero-image{width:100%;height:auto;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);object-fit:cover;aspect-ratio:4/3.4}
.hero-play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:center;width:64px;height:64px;border-radius:50%;background:rgba(255,255,255,.88);box-shadow:0 8px 24px rgba(15,45,60,.15);backdrop-filter:blur(4px);transition:transform .3s ease}
.hero-play-btn:hover{transform:translate(-50%,-50%) scale(1.05)}
.hero-play-btn svg{width:24px;height:24px;margin-left:3px;color:var(--color-primary)}
.hero-wave-container{position:absolute;bottom:0;left:0;right:0;pointer-events:none;opacity:.12}
.hero-wave-container svg{display:block;width:100%;height:60px}
/* Channels */
.channels .channel-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.channel-card{display:flex;align-items:center;gap:20px;padding:28px 30px;background:var(--color-surface);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);border:1px solid transparent;transition:box-shadow .3s ease,transform .3s ease,border-color .3s ease}
.channel-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);border-color:var(--color-primary-light)}
.channel-icon{display:flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:16px;background:var(--color-primary-light);font-size:26px;flex-shrink:0}
.channel-card:nth-child(2) .channel-icon{background:var(--color-accent-light)}
.channel-name{font-family:var(--font-display);font-size:20px;font-weight:700;color:var(--color-text);display:block;margin-bottom:4px}
.channel-desc{font-size:14px;color:var(--color-text-secondary);line-height:1.5}
/* Features */
.features{background:var(--color-surface)}
.features-layout{display:grid;grid-template-columns:1.2fr .8fr;grid-template-rows:auto auto;gap:24px}
.feature-card{padding:32px;border-radius:var(--radius-md);background:var(--color-bg);box-shadow:var(--shadow-sm);transition:box-shadow .3s ease,transform .3s ease}
.feature-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.feature-card--large{grid-row:1/3}
.feature-icon{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:14px;background:var(--color-primary-light);font-size:22px;margin-bottom:18px}
.feature-card--large .feature-icon{background:var(--color-accent-light)}
.feature-card h3{font-family:var(--font-display);font-size:20px;font-weight:700;margin-bottom:10px;color:var(--color-text)}
.feature-card p{font-size:15px;color:var(--color-text-secondary);line-height:1.75}
.feature-card--large p{font-size:16px}
/* Scenarios */
.scenario-block{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin-bottom:56px}
.scenario-block:last-child{margin-bottom:0}
.scenario-block--reverse .scenario-media{order:2}
.scenario-block--reverse .scenario-content{order:1}
.scenario-media img{width:100%;height:auto;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);object-fit:cover;aspect-ratio:16/10}
.scenario-tag{display:inline-block;padding:4px 14px;border-radius:999px;background:var(--color-primary-light);color:var(--color-primary-dark);font-size:12px;font-weight:600;margin-bottom:14px}
.scenario-content h3{font-family:var(--font-display);font-size:24px;font-weight:700;color:var(--color-text);margin-bottom:10px}
.scenario-content p{font-size:16px;color:var(--color-text-secondary);line-height:1.8;max-width:480px}
/* Latest News */
.latest{background:var(--color-surface)}
.news-list{max-width:860px;margin:0 auto}
.news-card{background:var(--color-bg);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);overflow:hidden;margin-bottom:20px;transition:box-shadow .3s ease,transform .3s ease}
.news-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.news-card-link{display:flex;gap:20px;padding:16px;text-decoration:none;color:inherit}
.news-card-cover{flex-shrink:0;width:180px;height:120px;border-radius:12px;overflow:hidden}
.news-card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.news-card:hover .news-card-cover img{transform:scale(1.04)}
.news-card-body{flex:1;display:flex;flex-direction:column;justify-content:center;min-width:0}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:8px}
.news-meta time{font-size:13px;color:var(--color-text-muted)}
.news-title{font-family:var(--font-display);font-size:18px;font-weight:600;color:var(--color-text);line-height:1.5;margin-bottom:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color .25s}
.news-card:hover .news-title{color:var(--color-primary)}
.news-excerpt{font-size:14px;color:var(--color-text-secondary);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:48px 24px;border:2px dashed var(--color-border);border-radius:var(--radius-md);background:var(--color-bg);text-align:center}
.empty-icon{font-size:40px;margin-bottom:12px;opacity:.5}
.empty-state p{color:var(--color-text-secondary);font-size:16px}
/* Testimonials */
.testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.testimonial-card{background:var(--color-surface);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);padding:28px;border-top:3px solid var(--color-primary-light);transition:box-shadow .3s ease}
.testimonial-card:hover{box-shadow:var(--shadow-md)}
.testimonial-card:nth-child(2){border-top-color:var(--color-accent)}
.testimonial-text{font-size:15px;color:var(--color-text-secondary);line-height:1.8;margin-bottom:20px;font-style:italic}
.testimonial-user{display:flex;align-items:center;gap:12px}
.user-avatar{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:var(--color-primary-light);color:var(--color-primary-dark);font-size:16px;font-weight:700;flex-shrink:0}
.testimonial-card:nth-child(2) .user-avatar{background:var(--color-accent-light);color:#C76A35}
.user-name{font-size:15px;font-weight:600;color:var(--color-text)}
.user-role{display:block;font-size:12px;color:var(--color-text-muted)}
/* FAQ */
.faq{background:var(--color-surface)}
.faq-list{max-width:760px;margin:0 auto}
.faq-item{border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg);margin-bottom:14px;overflow:hidden;transition:border-color .3s ease}
.faq-item--open{border-color:var(--color-primary-light)}
.faq-question{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:18px 22px;text-align:left;font-size:16px;font-weight:600;color:var(--color-text);transition:background .25s}
.faq-question:hover{background:rgba(46,140,158,.04)}
.faq-icon{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:var(--color-primary-light);color:var(--color-primary-dark);font-size:18px;flex-shrink:0;transition:transform .3s ease}
.faq-item--open .faq-icon{transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-item--open .faq-answer{max-height:200px}
.faq-answer p{padding:0 22px 18px;font-size:15px;color:var(--color-text-secondary);line-height:1.7}
/* CTA Banner */
.cta-banner .cta-inner{position:relative;background:linear-gradient(135deg,#1D6B7C 0%,#2E8C9E 60%,#3E9FB3 100%);border-radius:var(--radius-lg);padding:56px 40px;text-align:center;color:#fff;overflow:hidden}
.cta-inner::before{content:'';position:absolute;top:-40px;right:-40px;width:200px;height:200px;border-radius:50%;background:rgba(255,255,255,.06)}
.cta-inner::after{content:'';position:absolute;bottom:-60px;left:-30px;width:180px;height:180px;border-radius:50%;background:rgba(255,255,255,.04)}
.cta-inner h2{font-family:var(--font-display);font-size:clamp(22px,3vw,32px);font-weight:700;margin-bottom:10px;letter-spacing:-.3px}
.cta-inner p{font-size:16px;opacity:.9;margin-bottom:24px}
.cta-inner .btn{position:relative;z-index:1}
/* Footer */
.site-footer{background:#142A33;color:#A7C0CA;padding:56px 0 0}
.footer-main{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px;padding-bottom:40px}
.footer-brand .footer-logo{font-family:var(--font-display);font-size:22px;font-weight:700;color:#fff;display:inline-block;margin-bottom:12px}
.footer-brand p{font-size:14px;line-height:1.7;max-width:320px;margin-bottom:20px;opacity:.75}
.footer-social{display:flex;gap:12px}
.footer-social a{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;background:rgba(255,255,255,.08);color:#A7C0CA;font-size:16px;transition:background .25s,color .25s}
.footer-social a:hover{background:var(--color-primary);color:#fff}
.footer-links h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px}
.footer-links ul li{margin-bottom:10px}
.footer-links ul a{font-size:14px;color:#A7C0CA;opacity:.75;transition:opacity .25s,color .25s}
.footer-links ul a:hover{opacity:1;color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.footer-bottom p{font-size:13px;opacity:.65}
.footer-bottom-links{display:flex;gap:16px}
.footer-bottom-links a{font-size:13px;color:#A7C0CA;opacity:.65;transition:opacity .25s}
.footer-bottom-links a:hover{opacity:1;color:#fff}
/* Sticky Bar */
.sticky-bar{position:fixed;bottom:0;left:0;right:0;z-index:900;background:rgba(255,255,255,.95);border-top:1px solid var(--color-border);box-shadow:0 -4px 16px rgba(15,45,60,.05);transform:translateY(100%);transition:transform .35s ease;backdrop-filter:blur(8px)}
.sticky-bar--show{transform:translateY(0)}
.sticky-bar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 0;min-height:60px}
.sticky-text{font-size:15px;font-weight:600;color:var(--color-text)}
.sticky-bar .btn{min-height:40px;padding:8px 24px;font-size:14px}
/* Responsive */
@media (max-width:1199px){
  .hero-inner{grid-template-columns:1fr;padding:48px 24px 64px;gap:32px}
  .hero-media{max-width:560px;margin:0 auto;width:100%}
  .hero-title{font-size:clamp(28px,4vw,42px)}
  .features-layout{grid-template-columns:1fr}
  .feature-card--large{grid-row:auto}
  .scenario-block{grid-template-columns:1fr;gap:24px}
  .scenario-block--reverse .scenario-media,.scenario-block--reverse .scenario-content{order:0}
  .testimonial-grid{grid-template-columns:repeat(3,1fr);gap:16px}
  .footer-main{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:991px){
  .container{padding-left:20px;padding-right:20px}
  .hero-inner{max-width:720px}
  .header-search{width:200px}
  .channel-grid{grid-template-columns:1fr}
  .testimonial-grid{grid-template-columns:1fr;max-width:560px;margin:0 auto}
  .footer-main{grid-template-columns:1fr}
  .news-card-link{flex-direction:column}
  .news-card-cover{width:100%;height:160px}
}
@media (max-width:767px){
  .container{padding-left:16px;padding-right:16px}
  .header-top-inner{height:56px}
  .brand-text{font-size:17px}
  .header-search{display:none}
  .header-actions{display:none}
  .nav-toggle{display:flex}
  .header-nav{position:fixed;top:0;right:-300px;width:280px;height:100vh;background:var(--color-surface);box-shadow:-8px 0 30px rgba(0,0,0,.1);transition:right .3s ease;z-index:1100;border-left:1px solid var(--color-border);display:block;padding-top:60px}
  .header-nav.nav-open{right:0}
  .header-nav nav{flex-direction:column;align-items:stretch;padding:0 16px}
  .nav-link{width:100%;justify-content:flex-start;padding:14px 16px;border-radius:8px;border-bottom:none}
  .nav-link::after{display:none}
  .nav-link.active{background:var(--color-primary-light)}
  .hero-inner{padding:36px 16px 48px}
  .hero-title{font-size:30px}
  .hero-subtitle{font-size:16px}
  .hero-actions .btn{width:100%}
  .stat-badge{font-size:13px;padding:6px 12px}
  .channel-card{padding:20px}
  .feature-card{padding:24px}
  .feature-card h3{font-size:18px}
  .scenario-content h3{font-size:20px}
  .scenario-media img{border-radius:var(--radius-md)}
  .cta-inner{padding:36px 20px}
  .cta-inner .btn{width:100%;max-width:280px}
  .sticky-bar-inner{padding:10px 0;min-height:58px}
  .sticky-text{font-size:14px}
  .sticky-bar .btn{padding:8px 16px;font-size:13px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:575px){
  .hero-title{font-size:26px}
  .hero-stat-badge{font-size:12px}
  .news-card-cover{height:140px}
  .news-title{white-space:normal;overflow:visible;text-overflow:clip}
  .faq-question{font-size:15px;padding:16px}
  .sticky-bar{display:block}
  .sticky-text{max-width:65%}
}

/* roulang page: category1 */
:root {
            --color-primary: #2E8C9E;
            --color-primary-dark: #1D6B7C;
            --color-primary-light: #E3F2F4;
            --color-accent: #F08A4B;
            --color-accent-light: #FDEBE0;
            --color-bg: #F5F8FA;
            --color-surface: #FFFFFF;
            --color-text: #1F2A37;
            --color-text-secondary: #5B6B7C;
            --color-text-muted: #8A9BA8;
            --color-border: #E4EAEF;
            --color-footer-bg: #142A33;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 8px rgba(15, 45, 60, 0.06);
            --shadow-md: 0 6px 20px rgba(15, 45, 60, 0.08);
            --shadow-lg: 0 16px 40px rgba(15, 45, 60, 0.12);
            --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", sans-serif;
            --font-display: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --space-section: clamp(48px, 8vw, 96px);
            --container: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

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

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

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

        input {
            font-family: inherit;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 44px;
            padding: 10px 32px;
            border-radius: 12px;
            font-size: 15px;
            font-weight: 600;
            line-height: 1.4;
            transition: all 0.25s ease;
            border: 1px solid transparent;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--color-accent);
            color: #fff;
            box-shadow: 0 4px 14px rgba(240, 138, 75, 0.28);
        }

        .btn-primary:hover {
            background: #e07a3c;
            color: #fff;
            box-shadow: 0 6px 20px rgba(240, 138, 75, 0.36);
        }

        .btn-primary:active {
            transform: translateY(1px);
        }

        .btn-primary:focus-visible,
        .btn-secondary:focus-visible {
            outline: 3px solid rgba(46, 140, 158, 0.35);
            outline-offset: 2px;
        }

        .btn-secondary {
            background: var(--color-surface);
            color: var(--color-primary);
            border-color: var(--color-primary);
        }

        .btn-secondary:hover {
            background: var(--color-primary-light);
            color: var(--color-primary-dark);
        }

        .btn-secondary:active {
            transform: translateY(1px);
        }

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

        .btn-light:hover {
            background: var(--color-primary-light);
            color: var(--color-primary-dark);
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-surface);
            box-shadow: var(--shadow-sm);
            transition: box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-top-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            gap: 20px;
        }

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

        .brand-mark {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--color-primary-light);
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: background 0.2s ease;
        }

        .brand:hover .brand-mark {
            background: var(--color-primary);
            color: #fff;
        }

        .brand-text {
            font-family: var(--font-display);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: -0.3px;
            line-height: 1.2;
        }

        .brand-text span {
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 600;
            margin-left: 4px;
        }

        .header-search {
            flex: 0 1 260px;
        }

        .header-search form {
            display: flex;
            align-items: center;
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: 999px;
            padding: 0 6px 0 16px;
            height: 40px;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }

        .header-search form:focus-within {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(46, 140, 158, 0.15);
            background: #fff;
        }

        .header-search input {
            flex: 1;
            border: none;
            background: transparent;
            font-size: 14px;
            color: var(--color-text);
            outline: none;
            min-width: 0;
        }

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

        .header-search button {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-secondary);
            transition: background 0.2s ease, color 0.2s ease;
            flex-shrink: 0;
        }

        .header-search button:hover {
            background: var(--color-primary-light);
            color: var(--color-primary);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .header-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            padding: 6px 4px;
            line-height: 1.2;
        }

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

        .header-divider {
            color: var(--color-border);
            font-size: 14px;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 4px;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            padding: 0 10px;
            background: var(--color-bg);
            transition: background 0.2s ease;
        }

        .nav-toggle span {
            display: block;
            height: 2px;
            border-radius: 2px;
            background: var(--color-text-secondary);
            transition: transform 0.25s ease, opacity 0.25s ease;
        }

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

        .header-nav nav {
            display: flex;
            align-items: center;
            gap: 4px;
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
            overflow-x: auto;
            scrollbar-width: none;
        }

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

        .nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            height: 46px;
            padding: 0 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-secondary);
            white-space: nowrap;
            transition: color 0.2s ease;
        }

        .nav-link::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: -1px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-primary);
            transform: scaleX(0);
            transform-origin: center;
            transition: transform 0.25s ease;
        }

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

        .nav-link.active {
            color: var(--color-primary);
            font-weight: 700;
        }

        .nav-link.active::after {
            transform: scaleX(1);
        }

        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            min-height: 38vh;
            display: flex;
            align-items: center;
            background: linear-gradient(120deg, rgba(46, 140, 158, 0.92), rgba(29, 107, 124, 0.78)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            color: #fff;
            padding: 72px 0;
            overflow: hidden;
        }

        .page-hero::after {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(80% 60% at 80% 20%, rgba(255, 255, 255, 0.10), transparent 60%);
            pointer-events: none;
        }

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

        .page-hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.16);
            border: 1px solid rgba(255, 255, 255, 0.22);
            border-radius: 999px;
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
            color: #fff;
            backdrop-filter: blur(4px);
        }

        .page-hero-title {
            font-family: var(--font-display);
            font-size: clamp(32px, 5vw, 48px);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
        }

        .page-hero-title span {
            color: #FFD9BE;
        }

        .page-hero-subtitle {
            font-size: clamp(15px, 2vw, 18px);
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.92);
            max-width: 580px;
            margin-bottom: 28px;
        }

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

        .hero-meta-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.14);
            border-radius: 999px;
            padding: 8px 18px;
            font-size: 13px;
            font-weight: 500;
            color: #fff;
            backdrop-filter: blur(4px);
        }

        .hero-meta-item svg {
            flex-shrink: 0;
        }

        /* ===== 板块通用 ===== */
        .section-padding {
            padding: var(--space-section) 0;
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 36px;
        }

        .section-head h2 {
            font-family: var(--font-display);
            font-size: clamp(24px, 3.5vw, 34px);
            font-weight: 700;
            letter-spacing: -0.3px;
            line-height: 1.3;
        }

        .section-head h2 em {
            font-style: normal;
            color: var(--color-primary);
        }

        .section-head p {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 420px;
            text-align: right;
            line-height: 1.7;
        }

        .section-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            white-space: nowrap;
            padding: 8px 0;
        }

        .section-link:hover {
            color: var(--color-primary-dark);
        }

        .section-link:hover svg {
            transform: translateX(3px);
        }

        .section-link svg {
            transition: transform 0.2s ease;
        }

        /* ===== 置顶推荐 ===== */
        .featured-section {
            background: var(--color-surface);
        }

        .featured-layout {
            display: grid;
            grid-template-columns: 1.6fr 1fr;
            gap: 24px;
        }

        .card-featured {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--color-surface);
            box-shadow: var(--shadow-md);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
            display: flex;
            flex-direction: column;
        }

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

        .card-featured-img {
            flex: 1;
            min-height: 320px;
            max-height: 420px;
            position: relative;
            overflow: hidden;
        }

        .card-featured-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .card-featured-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 45%, rgba(15, 40, 50, 0.75));
        }

        .card-featured-body {
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 2;
            padding: 28px;
            color: #fff;
        }

        .card-featured .card-tag {
            background: var(--color-accent);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            display: inline-block;
            margin-bottom: 12px;
        }

        .card-featured h3 {
            font-family: var(--font-display);
            font-size: clamp(20px, 2.4vw, 28px);
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 10px;
            letter-spacing: -0.2px;
        }

        .card-featured p {
            font-size: 15px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.88);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            max-width: 560px;
        }

        .featured-side {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .media-card {
            display: flex;
            gap: 16px;
            background: var(--color-surface);
            border-radius: var(--radius-md);
            padding: 16px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow 0.25s ease, transform 0.25s ease;
            align-items: flex-start;
            flex: 1;
        }

        .media-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .media-card-img {
            width: 120px;
            height: 90px;
            border-radius: 12px;
            overflow: hidden;
            flex-shrink: 0;
            background: var(--color-primary-light);
        }

        .media-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .media-card-body {
            flex: 1;
            min-width: 0;
        }

        .media-card-top {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 6px;
        }

        .card-tag {
            font-size: 12px;
            font-weight: 600;
            color: var(--color-primary);
            background: var(--color-primary-light);
            padding: 3px 10px;
            border-radius: 999px;
            display: inline-block;
            line-height: 1.5;
            white-space: nowrap;
        }

        .media-card-time {
            font-size: 12px;
            color: var(--color-text-muted);
            white-space: nowrap;
        }

        .media-card h3 {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.45;
            color: var(--color-text);
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color 0.2s ease;
        }

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

        .media-card p {
            font-size: 13px;
            line-height: 1.6;
            color: var(--color-text-muted);
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ===== 资讯卡片网格 ===== */
        .news-section {
            background: var(--color-bg);
        }

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

        .news-card {
            display: flex;
            flex-direction: column;
            background: var(--color-surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }

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

        .news-card-img {
            position: relative;
            height: 170px;
            overflow: hidden;
            background: var(--color-primary-light);
        }

        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .news-card:hover .news-card-img img {
            transform: scale(1.05);
        }

        .news-card-date {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(255, 255, 255, 0.94);
            border-radius: 10px;
            padding: 6px 10px;
            text-align: center;
            line-height: 1.2;
            box-shadow: var(--shadow-sm);
            backdrop-filter: blur(4px);
        }

        .news-card-date strong {
            display: block;
            font-size: 16px;
            font-weight: 700;
            color: var(--color-text);
        }

        .news-card-date span {
            font-size: 11px;
            color: var(--color-text-secondary);
        }

        .news-card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-card-body .card-tag {
            align-self: flex-start;
            margin-bottom: 10px;
        }

        .news-card h3 {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.5;
            margin-bottom: 10px;
            color: var(--color-text);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color 0.2s ease;
            min-height: 51px;
        }

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

        .news-card p {
            font-size: 14px;
            line-height: 1.65;
            color: var(--color-text-secondary);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 14px;
            flex: 1;
        }

        .news-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--color-text-muted);
            border-top: 1px solid var(--color-border);
            padding-top: 12px;
        }

        .news-card-link {
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
        }

        .news-card-link:hover {
            color: var(--color-primary-dark);
        }

        .news-card-link:hover svg {
            transform: translateX(3px);
        }

        .news-card-link svg {
            transition: transform 0.2s ease;
        }

        .news-card--wide {
            grid-column: 1 / -1;
            display: grid;
            grid-template-columns: 320px 1fr;
            flex-direction: row;
            align-items: stretch;
        }

        .news-card--wide .news-card-img {
            height: auto;
            min-height: 200px;
        }

        .news-card--wide .news-card-body {
            padding: 28px;
        }

        .news-card--wide .news-card-body .card-tag {
            margin-bottom: 14px;
        }

        .news-card--wide h3 {
            font-size: 24px;
            min-height: auto;
            -webkit-line-clamp: 1;
            margin-bottom: 14px;
        }

        .news-card--wide p {
            -webkit-line-clamp: 2;
            margin-bottom: 18px;
            font-size: 15px;
        }

        .news-more-card {
            display: flex;
            align-items: center;
            justify-content: center;
            border: 2px dashed var(--color-border);
            border-radius: var(--radius-md);
            background: transparent;
            min-height: 200px;
            padding: 32px;
            text-align: center;
            transition: border-color 0.25s ease, background 0.25s ease;
        }

        .news-more-card a {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 12px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-secondary);
            transition: color 0.2s ease;
        }

        .news-more-card:hover {
            border-color: var(--color-primary);
            background: rgba(46, 140, 158, 0.04);
        }

        .news-more-card:hover a {
            color: var(--color-primary);
        }

        .news-more-card .more-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            transition: background 0.25s ease, color 0.25s ease;
        }

        .news-more-card:hover .more-icon {
            background: var(--color-primary);
            color: #fff;
        }

        /* ===== 排行 / 数据 ===== */
        .rank-section {
            background: var(--color-footer-bg);
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .rank-section::before {
            content: "";
            position: absolute;
            top: -120px;
            right: -80px;
            width: 360px;
            height: 360px;
            border-radius: 50%;
            background: rgba(46, 140, 158, 0.22);
            filter: blur(80px);
            pointer-events: none;
        }

        .rank-section .section-head h2 {
            color: #fff;
        }

        .rank-section .section-head h2 em {
            color: #FFD9BE;
        }

        .rank-layout {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 40px;
            align-items: stretch;
        }

        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 20px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            transition: background 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
        }

        .rank-item:hover {
            background: rgba(255, 255, 255, 0.09);
            border-color: rgba(255, 255, 255, 0.14);
            transform: translateX(4px);
        }

        .rank-num {
            font-family: var(--font-display);
            font-size: 28px;
            font-weight: 800;
            color: rgba(255, 255, 255, 0.3);
            width: 48px;
            text-align: center;
            flex-shrink: 0;
            line-height: 1;
        }

        .rank-item:nth-child(1) .rank-num {
            color: var(--color-accent);
            opacity: 0.9;
        }

        .rank-item:nth-child(2) .rank-num,
        .rank-item:nth-child(3) .rank-num {
            color: rgba(255, 255, 255, 0.75);
        }

        .rank-info {
            flex: 1;
            min-width: 0;
        }

        .rank-info h3 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            line-height: 1.5;
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .rank-info p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.5;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .rank-score {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .rank-score .score-bar {
            width: 90px;
            height: 6px;
            background: rgba(255, 255, 255, 0.12);
            border-radius: 99px;
            overflow: hidden;
        }

        .rank-score .score-bar i {
            display: block;
            height: 100%;
            background: var(--color-accent);
            border-radius: 99px;
        }

        .rank-score strong {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            min-width: 40px;
            text-align: right;
        }

        .rank-side {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .data-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 24px;
            flex: 1;
        }

        .data-card h4 {
            font-size: 14px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 16px;
            letter-spacing: 0.3px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .data-number {
            font-family: var(--font-display);
            font-size: 42px;
            font-weight: 800;
            line-height: 1.1;
            color: #fff;
            margin-bottom: 4px;
        }

        .data-number small {
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.55);
            margin-left: 4px;
        }

        .data-card p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.6;
        }

        .data-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 12px;
        }

        .data-tags span {
            font-size: 12px;
            padding: 4px 12px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 999px;
            color: rgba(255, 255, 255, 0.8);
        }

        /* ===== 时间线 ===== */
        .timeline-section {
            background: var(--color-surface);
        }

        .timeline {
            position: relative;
            padding-left: 32px;
            max-width: 760px;
            margin: 0 auto;
        }

        .timeline::before {
            content: "";
            position: absolute;
            left: 10px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(180deg, var(--color-primary-light), var(--color-primary), var(--color-accent-light));
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            padding-bottom: 36px;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-item::before {
            content: "";
            position: absolute;
            left: -28px;
            top: 8px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--color-surface);
            border: 3px solid var(--color-primary);
            box-shadow: 0 0 0 4px var(--color-primary-light);
        }

        .timeline-time {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            background: var(--color-primary-light);
            border-radius: 999px;
            padding: 4px 14px;
            margin-bottom: 10px;
        }

        .timeline-content {
            background: var(--color-bg);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            border-left: 3px solid var(--color-primary);
            transition: background 0.2s ease, box-shadow 0.2s ease;
        }

        .timeline-content:hover {
            background: var(--color-primary-light);
            box-shadow: var(--shadow-sm);
        }

        .timeline-content h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--color-text);
        }

        .timeline-content p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text-secondary);
        }

        /* ===== CTA 条 ===== */
        .page-cta {
            padding: var(--space-section) 0;
            background: var(--color-bg);
        }

        .cta-banner {
            position: relative;
            border-radius: var(--radius-lg);
            background: linear-gradient(120deg, var(--color-primary-dark), var(--color-primary));
            padding: 56px 48px;
            text-align: center;
            color: #fff;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .cta-banner::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -40px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
        }

        .cta-banner::after {
            content: "";
            position: absolute;
            bottom: -70px;
            left: -30px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
        }

        .cta-banner h2 {
            font-family: var(--font-display);
            font-size: clamp(24px, 3.5vw, 34px);
            font-weight: 700;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .cta-banner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 520px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 1;
            line-height: 1.7;
        }

        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-footer-bg);
            color: rgba(255, 255, 255, 0.78);
            padding-top: 64px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand .brand {
            margin-bottom: 16px;
        }

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

        .footer-brand .brand-text span {
            color: #FFD9BE;
        }

        .footer-brand .brand-mark {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            max-width: 320px;
            margin-bottom: 20px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.08);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.7);
            transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
        }

        .footer-social a:hover {
            background: var(--color-primary);
            color: #fff;
            transform: translateY(-2px);
        }

        .footer-links h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-links a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            padding: 6px 0;
            line-height: 1.5;
            transition: color 0.2s ease, padding-left 0.2s ease;
        }

        .footer-links a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 24px 0;
            flex-wrap: wrap;
        }

        .footer-bottom p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom-links {
            display: flex;
            gap: 20px;
        }

        .footer-bottom-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.5);
            transition: color 0.2s ease;
        }

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

        /* ===== 响应式 ===== */
        @media (max-width: 1199px) {
            .featured-layout {
                grid-template-columns: 1.3fr 1fr;
            }

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

            .news-card--wide {
                grid-column: 1 / -1;
            }

            .news-card--wide .news-card-img {
                min-height: 180px;
            }

            .footer-grid {
                grid-template-columns: 1.4fr 1fr 1fr;
            }

            .footer-grid .footer-links:last-child {
                display: none;
            }
        }

        @media (max-width: 991px) {
            .header-top-inner {
                min-height: 60px;
                gap: 12px;
            }

            .header-search {
                display: none;
            }

            .header-actions {
                display: none;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .header-nav {
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                max-height: 0;
                overflow: hidden;
                border-top: none;
                box-shadow: var(--shadow-md);
                transition: max-height 0.35s ease;
                z-index: 99;
                background: var(--color-surface);
            }

            .site-header.nav-open .header-nav {
                max-height: 280px;
                border-top: 1px solid var(--color-border);
            }

            .header-nav nav {
                flex-direction: column;
                align-items: stretch;
                padding: 12px 16px;
                gap: 0;
                overflow-y: auto;
            }

            .nav-link {
                height: 48px;
                justify-content: flex-start;
                border-bottom: 1px solid var(--color-border);
            }

            .nav-link:last-child {
                border-bottom: none;
            }

            .nav-link::after {
                display: none;
            }

            .nav-link.active {
                background: var(--color-primary-light);
                border-radius: 10px;
                padding-left: 16px;
            }

            .featured-layout {
                grid-template-columns: 1fr;
            }

            .card-featured-img {
                min-height: 280px;
            }

            .rank-layout {
                grid-template-columns: 1fr;
            }

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

            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 767px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .hero-meta-item {
                padding: 6px 12px;
                font-size: 12px;
            }

            .page-hero {
                min-height: 42vh;
                padding: 56px 0;
            }

            .section-head {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                margin-bottom: 28px;
            }

            .section-head p {
                text-align: left;
            }

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

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

            .news-card--wide .news-card-img {
                min-height: 180px;
                height: 180px;
            }

            .news-card--wide .news-card-body {
                padding: 20px;
            }

            .news-card--wide h3 {
                font-size: 20px;
            }

            .rank-item {
                padding: 16px;
                gap: 14px;
                flex-wrap: wrap;
            }

            .rank-num {
                width: 32px;
                font-size: 22px;
            }

            .rank-score .score-bar {
                width: 60px;
            }

            .timeline {
                padding-left: 24px;
            }

            .timeline-item::before {
                left: -22px;
                width: 10px;
                height: 10px;
            }

            .cta-banner {
                padding: 40px 24px;
            }

            .cta-buttons .btn {
                padding-left: 20px;
                padding-right: 20px;
            }

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

        @media (max-width: 575px) {
            .brand-text {
                font-size: 18px;
            }

            .brand-mark {
                width: 32px;
                height: 32px;
            }

            .page-hero-title {
                font-size: 28px;
            }

            .card-featured-body {
                padding: 20px;
            }

            .media-card {
                flex-direction: column;
            }

            .media-card-img {
                width: 100%;
                height: 160px;
            }

            .header-top-inner {
                gap: 8px;
            }

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

            .data-number {
                font-size: 34px;
            }
        }

/* roulang page: article */
:root {
  --color-primary: #2E8C9E;
  --color-primary-dark: #1D6B7C;
  --color-primary-light: #E3F2F4;
  --color-accent: #F08A4B;
  --color-accent-light: #FDEBE0;
  --color-bg: #F5F8FA;
  --color-surface: #FFFFFF;
  --color-text: #1F2A37;
  --color-text-secondary: #5B6B7C;
  --color-text-muted: #8A9BA8;
  --color-border: #E4EAEF;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 8px rgba(15, 45, 60, 0.06);
  --shadow-md: 0 6px 20px rgba(15, 45, 60, 0.08);
  --shadow-lg: 0 16px 40px rgba(15, 45, 60, 0.12);
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", sans-serif;
  --font-display: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --space-section: clamp(48px, 8vw, 96px);
  --container: 1200px;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color .2s ease;
}
button {
  font-family: inherit;
  cursor: pointer;
}
input {
  font-family: inherit;
}
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}
a:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(46, 140, 158, 0.4);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-surface);
  box-shadow: 0 1px 0 rgba(229, 234, 238, 0.8);
  transition: box-shadow .3s ease;
}
.site-header.header-scrolled {
  box-shadow: var(--shadow-sm);
}
.header-top {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}
.header-top-inner {
  display: flex;
  align-items: center;
  min-height: 68px;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.brand-text {
  font-size: 20px;
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -0.3px;
  line-height: 1.2;
}
.brand-text span {
  color: var(--color-primary);
}
.header-search {
  flex: 1;
  max-width: 260px;
}
.header-search form {
  display: flex;
  align-items: center;
  background: var(--color-bg);
  border-radius: 999px;
  padding: 4px;
  border: 1px solid var(--color-border);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.header-search form:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(46, 140, 158, 0.15);
}
.header-search input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 8px 14px;
  font-size: 14px;
  color: var(--color-text);
  outline: none;
  min-width: 0;
}
.header-search button {
  width: 36px;
  height: 36px;
  border: none;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: filter .2s ease;
}
.header-search button:hover {
  filter: brightness(1.08);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  flex-shrink: 0;
}
.header-link {
  font-size: 14px;
  color: var(--color-text-secondary);
  padding: 8px 12px;
  border-radius: 8px;
  transition: background .2s ease, color .2s ease;
}
.header-link:hover {
  color: var(--color-primary);
  background: var(--color-primary-light);
}
.header-divider {
  color: var(--color-border);
  font-size: 14px;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  margin-left: auto;
  flex-shrink: 0;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform .3s ease, opacity .3s ease;
}
.nav-toggle.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.is-active span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.header-nav {
  background: var(--color-surface);
}
.header-nav nav {
  display: flex;
  gap: 4px;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 14px 18px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-bottom: 2px solid transparent;
  transition: color .2s ease, border-color .2s ease;
  white-space: nowrap;
}
.nav-link:hover {
  color: var(--color-primary);
  border-color: var(--color-primary-light);
}
.nav-link.active {
  color: var(--color-primary);
  font-weight: 600;
  border-color: var(--color-primary);
}
.mobile-drawer {
  display: none;
}

/* ===== Article Head ===== */
.article-head {
  background: linear-gradient(180deg, var(--color-primary-light) 0%, var(--color-bg) 100%);
  padding: 40px 0 32px;
  border-bottom: 1px solid var(--color-border);
}
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}
.breadcrumb a {
  color: var(--color-text-secondary);
  transition: color .2s ease;
}
.breadcrumb a:hover {
  color: var(--color-primary);
}
.breadcrumb-sep {
  color: var(--color-border);
}
.breadcrumb-current {
  color: var(--color-text);
  max-width: 420px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.article-meta-top {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}
.article-cat-badge {
  display: inline-flex;
  align-items: center;
  background: var(--color-surface);
  color: var(--color-primary-dark);
  font-size: 13px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(46, 140, 158, 0.18);
}
.meta-item {
  font-size: 14px;
  color: var(--color-text-secondary);
}
.article-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  line-height: 1.3;
  color: var(--color-text);
  margin: 12px 0 12px;
  letter-spacing: -0.3px;
}
.article-summary {
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text-secondary);
  max-width: 760px;
  margin-top: 8px;
}

/* ===== Article Body ===== */
.article-body-section {
  padding: 40px 0 0;
}
.article-layout {
  max-width: 840px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}
.article-body {
  max-width: 760px;
  margin: 0 auto;
}
.article-content {
  font-size: 17px;
  line-height: 1.9;
  color: var(--color-text);
}
.article-content h2 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  margin: 36px 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
  letter-spacing: -0.2px;
}
.article-content h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  margin: 28px 0 12px;
}
.article-content h4 {
  font-size: 18px;
  font-weight: 600;
  margin: 24px 0 10px;
}
.article-content p {
  margin: 16px 0;
}
.article-content a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.article-content a:hover {
  color: var(--color-primary-dark);
  text-decoration-thickness: 2px;
}
.article-content ul,
.article-content ol {
  margin: 16px 0;
  padding-left: 24px;
}
.article-content li {
  margin: 8px 0;
}
.article-content blockquote {
  margin: 24px 0;
  padding: 16px 20px;
  border-left: 3px solid var(--color-primary);
  background: var(--color-primary-light);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--color-text-secondary);
  font-style: normal;
}
.article-content img {
  max-width: 100%;
  border-radius: var(--radius-md);
  margin: 24px 0;
  box-shadow: var(--shadow-sm);
}
.article-content hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 32px 0;
}
.article-content pre {
  background: #1F2A37;
  color: #E4EAEF;
  padding: 16px 20px;
  border-radius: var(--radius-md);
  overflow-x: auto;
  font-size: 14px;
  line-height: 1.6;
  margin: 24px 0;
}
.article-content code {
  background: var(--color-primary-light);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 14px;
  color: var(--color-primary-dark);
}
.article-content pre code {
  background: none;
  padding: 0;
  color: inherit;
}
.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 15px;
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.article-content th,
.article-content td {
  border: 1px solid var(--color-border);
  padding: 10px 14px;
  text-align: left;
}
.article-content th {
  background: var(--color-bg);
  font-weight: 600;
}
.article-empty {
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: 48px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.article-empty p {
  font-size: 16px;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
}
.back-link-wrap {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-primary);
  font-weight: 500;
  font-size: 15px;
  padding: 8px 0;
  transition: color .2s ease, gap .2s ease;
}
.back-link:hover {
  color: var(--color-primary-dark);
  gap: 10px;
}

/* ===== Tags ===== */
.article-tags-section {
  padding: 32px 0 8px;
}
.article-tags {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}
.tags-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
}
.tag {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 13px;
  color: var(--color-text-secondary);
  transition: all .2s ease;
}
.tag:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
}

/* ===== Related ===== */
.related-posts {
  padding: 48px 0 0;
}
.section-title {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 24px;
  letter-spacing: -0.3px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.related-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .3s ease, transform .3s ease;
}
.related-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.related-thumb {
  width: 120px;
  height: 90px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--color-primary-light);
}
.related-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.related-info {
  min-width: 0;
  flex: 1;
}
.related-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 2px 10px;
  border-radius: 999px;
}
.related-info h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  margin: 8px 0 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color .2s ease;
}
.related-card:hover .related-info h3 {
  color: var(--color-primary);
}
.related-date {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* ===== CTA ===== */
.article-cta {
  padding: var(--space-section) 0;
}
.cta-banner {
  background: linear-gradient(120deg, rgba(29, 107, 124, 0.92), rgba(46, 140, 158, 0.88)), url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
  border-radius: var(--radius-lg);
  padding: 56px 40px;
  text-align: center;
  color: #fff;
  box-shadow: var(--shadow-lg);
}
.cta-banner h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}
.cta-banner p {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 24px;
}
.cta-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 12px 32px;
  border-radius: 12px;
  border: none;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  transition: filter .2s ease, transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
  text-decoration: none;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:hover {
  filter: brightness(1.08);
}
.btn-primary:active {
  transform: translateY(1px);
}
.btn-accent {
  background: var(--color-accent);
  color: #fff;
}
.btn-accent:hover {
  filter: brightness(1.08);
}
.btn-accent:active {
  transform: translateY(1px);
}
.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.7);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* ===== Footer ===== */
.site-footer {
  background: #142A33;
  color: rgba(255, 255, 255, 0.8);
  margin-top: var(--space-section);
}
.footer-main {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-top: 56px;
  padding-bottom: 48px;
}
.footer-brand .brand-text {
  color: #fff;
  font-size: 20px;
}
.footer-brand .brand-text span {
  color: #7BC7D7;
}
.footer-brand p {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.65);
  max-width: 360px;
}
.footer-col h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  color: rgba(255, 255, 255, 0.65);
  font-size: 14px;
  margin-bottom: 10px;
  padding: 4px 0;
  transition: color .2s ease;
}
.footer-col a:hover {
  color: #fff;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 20px 0;
}
.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom-links {
  display: flex;
  gap: 16px;
}
.footer-bottom-links a {
  color: rgba(255, 255, 255, 0.5);
  transition: color .2s ease;
}
.footer-bottom-links a:hover {
  color: #fff;
}

/* ===== Responsive ===== */
@media (max-width: 1199px) {
  .header-top-inner {
    gap: 16px;
  }
  .header-search {
    max-width: 220px;
  }
  .cta-banner {
    padding: 48px 32px;
  }
}
@media (max-width: 991px) {
  .nav-toggle {
    display: flex;
  }
  .header-search,
  .header-actions {
    display: none;
  }
  .header-nav {
    display: none;
  }
  .header-top-inner {
    min-height: 60px;
  }
  .mobile-drawer {
    display: none;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 16px 24px 24px;
    box-shadow: var(--shadow-sm);
  }
  .mobile-drawer.is-open {
    display: block;
  }
  .mobile-drawer nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
  }
  .mobile-drawer .nav-link {
    padding: 12px 0;
    border-bottom: none;
    border-radius: 8px;
    font-size: 15px;
  }
  .mobile-drawer .nav-link.active {
    background: var(--color-primary-light);
  }
  .mobile-search {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--color-border);
  }
  .mobile-search form {
    display: flex;
    align-items: center;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    background: var(--color-bg);
    padding: 4px;
  }
  .mobile-search input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 8px 14px;
    font-size: 14px;
    outline: none;
    min-width: 0;
  }
  .mobile-search button {
    width: 36px;
    height: 36px;
    border: none;
    background: var(--color-primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }
  .footer-main {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
}
@media (max-width: 767px) {
  .article-head {
    padding: 32px 0 24px;
  }
  .article-title {
    font-size: 28px;
  }
  .article-layout {
    padding-left: 16px;
    padding-right: 16px;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
  .cta-banner {
    padding: 40px 24px;
  }
  .footer-main {
    gap: 32px;
    padding-top: 40px;
    padding-bottom: 32px;
  }
}
@media (max-width: 575px) {
  .brand-text {
    font-size: 17px;
  }
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  .article-content {
    font-size: 16px;
  }
  .article-summary {
    font-size: 14px;
  }
  .related-card {
    padding: 12px;
  }
  .related-thumb {
    width: 96px;
    height: 76px;
  }
  .cta-actions {
    flex-direction: column;
    align-items: center;
  }
  .cta-actions .btn {
    width: 100%;
    max-width: 280px;
  }
  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
    gap: 10px;
  }
}

/* roulang page: category2 */
:root{
  --color-primary:#2E8C9E;
  --color-primary-dark:#1D6B7C;
  --color-primary-light:#E3F2F4;
  --color-accent:#F08A4B;
  --color-accent-light:#FDEBE0;
  --color-bg:#F5F8FA;
  --color-surface:#FFFFFF;
  --color-text:#1F2A37;
  --color-text-secondary:#5B6B7C;
  --color-text-muted:#8A9BA8;
  --color-border:#E4EAEF;
  --color-footer-bg:#0F2027;
  --color-footer-text:#9FB4BD;
  --radius-sm:8px;
  --radius-md:14px;
  --radius-lg:20px;
  --shadow-sm:0 2px 8px rgba(15,45,60,.06);
  --shadow-md:0 6px 20px rgba(15,45,60,.08);
  --shadow-lg:0 16px 40px rgba(15,45,60,.12);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif;
  --font-display:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --space-section:clamp(48px,8vw,96px);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{
  font-family:var(--font-sans);
  background:var(--color-bg);
  color:var(--color-text);
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .25s ease,border-color .25s ease}
ul,ol{list-style:none}
button,input{font-family:inherit;font-size:inherit}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
section{scroll-margin-top:140px}

/* ========== Buttons ========== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:12px 32px;border-radius:12px;border:1px solid transparent;
  font-weight:600;font-size:15px;line-height:1.2;cursor:pointer;text-align:center;
  transition:all .28s ease;white-space:nowrap;
}
.btn:focus-visible{outline:3px solid rgba(46,140,158,.35);outline-offset:2px}
.btn-primary{background:var(--color-primary);color:#fff}
.btn-primary:hover{background:var(--color-primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-primary:active{transform:translateY(0);filter:brightness(.94)}
.btn-accent{background:var(--color-accent);color:#fff}
.btn-accent:hover{background:#e07a3a;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-accent:active{transform:translateY(0)}
.btn-secondary{background:#fff;border-color:var(--color-primary);color:var(--color-primary)}
.btn-secondary:hover{background:var(--color-primary-light);border-color:var(--color-primary)}
.btn-secondary:focus-visible{outline:3px solid rgba(46,140,158,.3)}
.btn-outline{background:transparent;border-color:rgba(255,255,255,.7);color:#fff}
.btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-sm{min-height:40px;padding:8px 20px;font-size:14px}

/* ========== Badge & Tag ========== */
.badge{
  display:inline-flex;align-items:center;gap:4px;padding:4px 14px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.3px;
}
.badge-primary{background:var(--color-primary-light);color:var(--color-primary-dark)}
.badge-accent{background:var(--color-accent-light);color:#c56a2e}
.hero-pill{
  display:inline-flex;align-items:center;gap:8px;padding:6px 18px;border-radius:999px;
  background:rgba(255,255,255,.7);border:1px solid rgba(46,140,158,.2);
  color:var(--color-primary-dark);font-size:13px;font-weight:600;letter-spacing:.4px;
  box-shadow:var(--shadow-sm);
}
.hero-pill::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--color-accent);flex-shrink:0}

/* ========== Header / Nav ========== */
.site-header{
  position:sticky;top:0;z-index:100;background:rgba(255,255,255,.98);
  border-bottom:1px solid var(--color-border);transition:box-shadow .3s ease;
}
.site-header.scrolled{box-shadow:var(--shadow-sm)}
.header-top{background:#fff}
.header-top-inner{display:flex;align-items:center;gap:20px;height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:36px;height:36px;border-radius:10px;background:var(--color-primary);
  color:#fff;display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 3px 10px rgba(46,140,158,.25);
}
.brand-text{font-family:var(--font-display);font-size:20px;font-weight:800;color:var(--color-text);letter-spacing:-.4px}
.brand-text span{color:var(--color-primary)}
.header-search{flex:1;max-width:260px;margin-left:auto}
.header-search form{display:flex;align-items:center;background:var(--color-bg);border:1px solid var(--color-border);border-radius:999px;padding:0 4px 0 16px;height:40px;transition:border-color .25s ease,box-shadow .25s ease}
.header-search form:focus-within{border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(46,140,158,.15);background:#fff}
.header-search input{flex:1;min-width:0;border:0;outline:0;background:transparent;font-size:14px;color:var(--color-text)}
.header-search button{width:32px;height:32px;border:0;border-radius:50%;background:var(--color-primary);color:#fff;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:background .25s}
.header-search button:hover{background:var(--color-primary-dark)}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;margin-left:6px}
.header-link{font-size:14px;color:var(--color-text-secondary);font-weight:500}
.header-link:hover{color:var(--color-primary)}
.header-divider{color:var(--color-border)}
.nav-toggle{
  display:none;width:44px;height:44px;border:0;background:transparent;border-radius:10px;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer;margin-left:auto;
}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--color-text);border-radius:2px;transition:transform .3s ease,opacity .3s ease}
.header-nav{border-top:1px solid var(--color-border);background:#fff}
.header-nav nav{
  display:flex;gap:8px;align-items:center;padding:0 24px;max-width:var(--container);margin:0 auto;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.header-nav nav::-webkit-scrollbar{display:none}
.nav-link{
  position:relative;display:inline-flex;align-items:center;min-height:48px;padding:0 20px;
  font-size:15px;font-weight:500;color:var(--color-text-secondary);white-space:nowrap;flex-shrink:0;
}
.nav-link::after{content:"";position:absolute;left:20px;right:20px;bottom:0;height:2px;border-radius:2px;background:var(--color-primary);transform:scaleX(0);transform-origin:left;transition:transform .3s ease}
.nav-link:hover{color:var(--color-primary)}
.nav-link.active{color:var(--color-primary);font-weight:700}
.nav-link.active::after{transform:scaleX(1)}
.nav-link:focus-visible{outline:3px solid rgba(46,140,158,.35);outline-offset:-3px;border-radius:8px}

/* ========== Page Hero ========== */
.page-hero{
  position:relative;display:flex;align-items:center;min-height:42vh;padding:72px 0;
  background:linear-gradient(100deg,rgba(245,248,250,.96) 6%,rgba(227,242,244,.88) 52%,rgba(227,242,244,.68) 100%),
  url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.page-hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:80px;pointer-events:none;
  background:linear-gradient(to bottom,transparent,var(--color-bg));opacity:.7;
}
.page-hero-inner{position:relative;z-index:2;max-width:860px}
.page-hero h1{
  font-family:var(--font-display);font-size:clamp(36px,5vw,52px);font-weight:800;
  letter-spacing:-1px;line-height:1.2;margin:18px 0 10px;color:var(--color-text);
}
.hero-subtitle{
  font-size:clamp(16px,2vw,18px);line-height:1.8;color:var(--color-text-secondary);
  max-width:620px;margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;align-items:center;margin-bottom:34px}
.hero-points{
  display:flex;flex-wrap:wrap;gap:12px 28px;padding-top:24px;border-top:1px solid rgba(46,140,158,.15);
}
.hero-points span{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--color-text-secondary);font-weight:500;
}
.hero-points svg{color:var(--color-primary);flex-shrink:0}

/* ========== Stats ========== */
.stats-section{padding:var(--space-section) 0 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-card{
  background:var(--color-surface);border-radius:var(--radius-md);padding:28px 24px;
  box-shadow:var(--shadow-sm);text-align:center;transition:transform .3s ease,box-shadow .3s ease;
  border-top:3px solid var(--color-primary-light);
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-top-color:var(--color-primary)}
.stat-card strong{display:block;font-family:var(--font-display);font-size:32px;font-weight:800;color:var(--color-primary);line-height:1.2;letter-spacing:-.5px}
.stat-card span{display:block;margin-top:6px;font-size:14px;color:var(--color-text-secondary)}

/* ========== Section Head ========== */
.section-head{max-width:720px;margin-bottom:44px}
.section-tag{
  display:inline-flex;align-items:center;gap:6px;padding:5px 16px;border-radius:999px;
  background:var(--color-accent-light);color:#c56a2e;font-size:13px;font-weight:700;letter-spacing:.8px;
  margin-bottom:14px;
}
.section-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--color-accent)}
.section-head h2{
  font-family:var(--font-display);font-size:clamp(24px,3.4vw,34px);font-weight:700;
  letter-spacing:-.4px;line-height:1.35;color:var(--color-text);
}
.section-head.light .section-tag{background:rgba(240,138,75,.18);color:#ffc6a3}
.section-head.light .section-tag::before{background:var(--color-accent)}
.section-head.light h2{color:#fff}

/* ========== Feature ========== */
.feature-section{padding:var(--space-section) 0}
.feature-grid{display:grid;grid-template-columns:1.25fr 1fr;grid-template-rows:auto auto;gap:24px}
.feature-card{
  background:var(--color-surface);border-radius:var(--radius-lg);padding:34px;
  box-shadow:var(--shadow-sm);transition:transform .3s ease,box-shadow .3s ease;position:relative;overflow:hidden;
}
.feature-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--color-primary);
  transform:scaleX(0);transform-origin:left;transition:transform .4s ease;
}
.feature-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.feature-card:hover::before{transform:scaleX(1)}
.feature-card-big{grid-row:1 / span 2;display:flex;flex-direction:column}
.feature-icon{
  width:52px;height:52px;border-radius:14px;background:var(--color-primary-light);
  color:var(--color-primary);display:inline-flex;align-items:center;justify-content:center;
  margin-bottom:18px;flex-shrink:0;
}
.feature-card-big .feature-icon{background:var(--color-accent-light);color:var(--color-accent)}
.feature-card h3{font-family:var(--font-display);font-size:20px;font-weight:700;margin-bottom:12px;color:var(--color-text)}
.feature-card p{font-size:14px;line-height:1.8;color:var(--color-text-secondary)}
.feature-card-big p{font-size:15px;margin-bottom:22px}
.feature-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:auto}
.feature-meta span{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;
  background:var(--color-bg);border:1px solid var(--color-border);border-radius:999px;padding:6px 16px;
  color:var(--color-primary-dark);
}
.feature-meta svg{color:var(--color-accent)}

/* ========== Activity ========== */
.activity-section{padding:var(--space-section) 0;background:linear-gradient(180deg,var(--color-bg) 0%,#EAF2F5 100%)}
.activity-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.activity-card{
  background:var(--color-surface);border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-sm);transition:transform .32s ease,box-shadow .32s ease;
  display:flex;flex-direction:column;
}
.activity-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.activity-card img{width:100%;height:200px;object-fit:cover;transition:transform .6s ease}
.activity-card:hover img{transform:scale(1.03)}
.activity-body{padding:24px;display:flex;flex-direction:column;flex:1}
.activity-meta{display:flex;align-items:center;gap:10px;margin-bottom:12px;flex-wrap:wrap}
.activity-meta time{font-size:12px;color:var(--color-text-muted)}
.activity-body h3{font-family:var(--font-display);font-size:19px;font-weight:700;color:var(--color-text);margin-bottom:10px;line-height:1.45}
.activity-body p{font-size:14px;color:var(--color-text-secondary);line-height:1.75;margin-bottom:18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.activity-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--color-primary);
  min-height:40px;margin-top:auto;width:fit-content;
}
.activity-link svg{transition:transform .25s ease}
.activity-link:hover{color:var(--color-primary-dark)}
.activity-link:hover svg{transform:translateX(3px)}
.activity-card-featured{grid-row:span 2}
.activity-card-featured img{height:100%;min-height:320px}
.activity-card-featured .activity-body{padding:32px}
.activity-card-featured .activity-body h3{font-size:24px}
.activity-card-featured .activity-body p{-webkit-line-clamp:unset;overflow:visible;font-size:15px}
.activity-card-wide{grid-column:1 / -1;flex-direction:row}
.activity-card-wide img{width:300px;height:auto;flex-shrink:0;object-fit:cover}
.activity-card-wide .activity-body{padding:32px}

/* ========== Process ========== */
.process-section{padding:var(--space-section) 0}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.process-step{
  position:relative;background:var(--color-surface);border-radius:var(--radius-lg);
  padding:40px 24px 28px;box-shadow:var(--shadow-sm);transition:transform .3s ease,box-shadow .3s ease;
  border-left:3px solid transparent;
}
.process-step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-left-color:var(--color-primary)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;font-family:var(--font-display);
  font-size:20px;font-weight:800;color:var(--color-primary);background:var(--color-primary-light);
  width:46px;height:46px;border-radius:50%;margin-bottom:20px;
}
.process-step h3{font-family:var(--font-display);font-size:18px;font-weight:700;margin-bottom:8px;color:var(--color-text)}
.process-step p{font-size:14px;color:var(--color-text-secondary);line-height:1.7}

/* ========== Audience ========== */
.audience-section{
  padding:var(--space-section) 0;background:var(--color-footer-bg);color:rgba(255,255,255,.92);
  position:relative;overflow:hidden;
}
.audience-section::before{
  content:"";position:absolute;top:-60px;right:-80px;width:320px;height:320px;border-radius:50%;
  background:rgba(46,140,158,.15);filter:blur(60px);
}
.audience-section .container{position:relative;z-index:2}
.audience-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:8px}
.audience-card{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-lg);overflow:hidden;transition:all .32s ease;
}
.audience-card:hover{background:rgba(255,255,255,.09);transform:translateY(-4px);border-color:rgba(46,140,158,.4)}
.audience-card img{width:100%;height:180px;object-fit:cover}
.audience-body{padding:24px}
.audience-body h3{font-family:var(--font-display);font-size:18px;font-weight:700;margin-bottom:8px;color:#fff}
.audience-body p{font-size:14px;color:var(--color-footer-text);line-height:1.75}

/* ========== CTA Banner ========== */
.cta-banner{padding:var(--space-section) 0}
.cta-inner{
  position:relative;background:var(--color-primary-light);border-radius:var(--radius-lg);
  padding:72px 48px;text-align:center;overflow:hidden;border:1px solid rgba(46,140,158,.12);
}
.cta-inner::before{
  content:"";position:absolute;bottom:-70px;left:-50px;width:220px;height:220px;border-radius:50%;
  background:rgba(240,138,75,.14);
}
.cta-inner::after{
  content:"";position:absolute;top:-50px;right:-30px;width:160px;height:160px;border-radius:50%;
  background:rgba(46,140,158,.12);
}
.cta-inner>*{position:relative;z-index:2}
.cta-inner h2{
  font-family:var(--font-display);font-size:clamp(26px,3.4vw,36px);font-weight:800;
  letter-spacing:-.4px;color:var(--color-text);margin-bottom:12px;
}
.cta-inner p{font-size:16px;color:var(--color-text-secondary);max-width:560px;margin:0 auto 30px}
.cta-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:14px}

/* ========== Footer ========== */
.site-footer{background:var(--color-footer-bg);color:var(--color-footer-text);padding:68px 0 0}
.footer-main{display:grid;grid-template-columns:1.5fr 2fr;gap:48px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand-logo{color:#fff;margin-bottom:18px}
.footer-brand-logo .brand-text{color:#fff}
.footer-brand-logo .brand-text span{color:#6FC2D2}
.footer-brand-logo .brand-mark{background:rgba(255,255,255,.12);color:#fff}
.footer-brand p{font-size:14px;line-height:1.8;max-width:360px}
.footer-social{display:flex;gap:12px;margin-top:20px}
.footer-social a{
  width:40px;height:40px;border-radius:10px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.08);display:inline-flex;align-items:center;justify-content:center;
  color:var(--color-footer-text);transition:all .25s ease;
}
.footer-social a:hover{background:var(--color-primary);color:#fff;border-color:var(--color-primary);transform:translateY(-2px)}
.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.3px}
.footer-col a{display:block;padding:6px 0;font-size:14px;color:var(--color-footer-text);transition:color .2s ease,padding-left .2s ease}
.footer-col a:hover{color:#fff;padding-left:4px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:24px 0;font-size:13px;
}
.footer-bottom-links{display:flex;gap:24px}
.footer-bottom-links a:hover{color:#fff}
.footer-bottom-links a{transition:color .2s}

/* ========== Responsive ========== */
@media(max-width:991px){
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .feature-grid{grid-template-columns:1fr}
  .feature-card-big{grid-row:auto}
  .process-grid{grid-template-columns:repeat(2,1fr)}
  .audience-grid{grid-template-columns:1fr 1fr}
  .audience-card:last-child{grid-column:1 / -1}
  .footer-main{grid-template-columns:1fr;gap:36px}
  .activity-card-featured{grid-row:auto}
  .activity-card-featured img{height:200px;min-height:auto}
  .activity-card-wide{flex-direction:column}
  .activity-card-wide img{width:100%;height:200px}
  .page-hero{min-height:36vh}
}
@media(max-width:767px){
  .header-top-inner{height:58px;gap:12px}
  .header-search{display:none;position:absolute;top:100%;left:12px;right:12px;max-width:none;background:#fff;z-index:110;padding:10px;border-radius:var(--radius-md);box-shadow:var(--shadow-md);border:1px solid var(--color-border)}
  .site-header.nav-open .header-search{display:block}
  .header-actions{display:none}
  .nav-toggle{display:flex}
  .header-nav nav{padding:0 12px;gap:0}
  .nav-link{padding:0 16px;min-height:44px;font-size:14px}
  .nav-link::after{left:16px;right:16px}
  .page-hero{padding:56px 0}
  .activity-grid{grid-template-columns:1fr}
  .activity-card-wide{grid-column:auto}
  .footer-links{grid-template-columns:1fr 1fr;gap:28px}
  .footer-bottom{flex-direction:column;text-align:center}
  .footer-bottom-links{justify-content:center;gap:16px}
  .cta-inner{padding:52px 26px}
}
@media(max-width:575px){
  .container{padding:0 16px}
  .stats-grid{grid-template-columns:1fr 1fr;gap:14px}
  .stat-card{padding:20px 14px}
  .stat-card strong{font-size:26px}
  .process-grid{grid-template-columns:1fr}
  .audience-grid{grid-template-columns:1fr}
  .audience-card:last-child{grid-column:auto}
  .footer-links{grid-template-columns:1fr}
  .feature-card{padding:26px 22px}
  .activity-body{padding:20px}
  .activity-card-featured .activity-body{padding:24px}
  .activity-card-featured .activity-body h3{font-size:20px}
  .activity-card-wide .activity-body{padding:24px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .hero-points{flex-direction:column;gap:10px}
  .btn{padding:12px 22px;font-size:14px}
  .cta-actions{flex-direction:column;align-items:stretch}
  .cta-actions .btn{width:100%}
}