/* roulang page: index */
/* ============ 设计变量 ============ */
:root{
  --primary:#16255e;
  --primary-rgb:22,37,94;
  --primary-dark:#0e183d;
  --accent:#e8a838;
  --accent-rgb:232,168,56;
  --accent-dark:#c98a1e;
  --bg:#f6f8fc;
  --white:#ffffff;
  --text:#1b2133;
  --muted:#64708a;
  --border:#e5e9f2;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:8px;
  --shadow-sm:0 2px 10px rgba(22,37,94,.06);
  --shadow-md:0 10px 35px rgba(22,37,94,.09);
  --shadow-lg:0 30px 70px rgba(22,37,94,.16);
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --transition:all .25s ease;
}
/* ============ 基础 Reset ============ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.7;font-size:16px}
img{max-width:100%;display:inline-block}
a{text-decoration:none;color:inherit;transition:var(--transition)}
a:hover{color:var(--accent)}
ul,ol{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
button{cursor:pointer}
.container{max-width:1200px}
/* ============ 按钮 ============ */
.btn{border-radius:50px;font-weight:600;padding:10px 28px;transition:var(--transition);font-size:15px;border:2px solid transparent}
.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark);color:#fff;transform:translateY(-2px)}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#fff;transform:translateY(-2px)}
.btn-outline-light{border-color:rgba(255,255,255,.75);color:#fff;background:transparent}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}
.btn-lg{padding:14px 40px;font-size:16px}
.btn:focus{outline:3px solid rgba(var(--accent-rgb),.35);outline-offset:2px}
/* ============ 顶部品牌行 ============ */
.brand-row{background:var(--primary);padding:12px 0}
.brand-row .container{display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand-logo{font-size:22px;font-weight:800;color:#fff;display:flex;align-items:center;gap:10px}
.brand-logo i{color:var(--accent);font-size:26px}
.brand-logo span{letter-spacing:1px}
.brand-cta{display:flex;align-items:center;gap:12px}
.brand-cta .btn{background:var(--accent);border:none;color:#fff;font-weight:700;padding:8px 22px;font-size:14px}
.brand-cta .btn:hover{background:var(--accent-dark)}
/* ============ 频道导航 ============ */
.channel-wrap{background:#fff;border-bottom:1px solid var(--border);box-shadow:var(--shadow-sm);position:sticky;top:0;z-index:1030}
.channel-nav{display:flex;align-items:center;gap:8px;padding:8px 0;flex-wrap:wrap}
.channel-nav a{display:inline-flex;align-items:center;gap:8px;padding:9px 20px;border-radius:50px;font-weight:600;color:var(--text);font-size:15px;border:2px solid transparent}
.channel-nav a i{font-size:13px;color:var(--muted)}
.channel-nav a:hover{background:rgba(var(--primary-rgb),.06);color:var(--primary)}
.channel-nav a.active{background:var(--primary);color:#fff;box-shadow:0 4px 14px rgba(var(--primary-rgb),.25)}
.channel-nav a.active i{color:var(--accent)}
.nav-toggle{display:none;background:none;border:2px solid var(--border);border-radius:10px;padding:7px 12px;font-size:18px;color:var(--primary)}
/* ============ Hero ============ */
.hero{position:relative;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;padding:100px 0 80px;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(14,24,61,.92) 0%,rgba(22,37,94,.68) 55%,rgba(22,37,94,.35) 100%);z-index:1}
.hero .container{position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(232,168,56,.18);color:var(--accent);border:1px solid rgba(232,168,56,.45);padding:6px 18px;border-radius:50px;font-size:13px;font-weight:600;margin-bottom:22px}
.hero-badge i{font-size:12px}
.hero-title{font-size:52px;line-height:1.25;color:#fff;font-weight:900;margin-bottom:20px;letter-spacing:1px}
.hero-subtitle{font-size:18px;color:rgba(255,255,255,.82);max-width:640px;margin-bottom:34px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:48px}
.hero-stats{display:flex;gap:50px;border-top:1px solid rgba(255,255,255,.18);padding-top:28px;flex-wrap:wrap}
.hero-stats .stat-item{display:flex;flex-direction:column}
.hero-stats .stat-num{font-size:30px;font-weight:900;color:#fff}
.hero-stats .stat-label{font-size:13px;color:rgba(255,255,255,.66)}
.hero-stats .stat-num i{color:var(--accent);margin-right:4px;font-size:24px}
/* ============ 通用板块 ============ */
.section{padding:80px 0}
.section-alt{background:var(--bg)}
.section-head{text-align:center;max-width:700px;margin:0 auto 58px}
.section-tag{display:inline-block;background:rgba(var(--accent-rgb),.14);color:var(--accent-dark);font-size:13px;font-weight:700;padding:5px 16px;border-radius:50px;letter-spacing:1px;margin-bottom:14px}
.section-title{font-size:34px;font-weight:800;color:var(--primary);margin-bottom:14px;line-height:1.3}
.section-desc{font-size:16px;color:var(--muted)}
/* ============ 特性卡片 ============ */
.feature-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:38px 30px;height:100%;transition:var(--transition);position:relative;overflow:hidden}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:rgba(var(--primary-rgb),.15)}
.feature-icon{width:64px;height:64px;border-radius:18px;display:flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:22px;background:rgba(var(--primary-rgb),.08);color:var(--primary)}
.feature-card:hover .feature-icon{background:var(--primary);color:var(--accent)}
.feature-title{font-size:19px;font-weight:700;margin-bottom:10px}
.feature-text{font-size:14px;color:var(--muted);line-height:1.7}
/* ============ 分类卡片 ============ */
.category-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;height:380px;display:block;box-shadow:var(--shadow-md)}
.category-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.category-card:hover img{transform:scale(1.06)}
.category-card .overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(14,24,61,.9) 0%,rgba(14,24,61,.25) 60%,transparent 100%);z-index:1;transition:var(--transition)}
.category-card .cat-content{position:absolute;bottom:0;left:0;right:0;padding:30px;z-index:2;color:#fff}
.category-card .cat-tag{display:inline-block;background:var(--accent);color:#fff;font-size:12px;font-weight:700;padding:4px 14px;border-radius:50px;margin-bottom:14px}
.category-card .cat-title{font-size:24px;font-weight:800;margin-bottom:8px}
.category-card .cat-text{font-size:14px;color:rgba(255,255,255,.78);margin-bottom:16px}
.category-card .cat-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--accent)}
/* ============ 资讯卡片 ============ */
.news-card{display:flex;background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;height:100%;transition:var(--transition)}
.news-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.news-thumb{width:220px;min-height:180px;flex-shrink:0;overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.news-card:hover .news-thumb img{transform:scale(1.05)}
.news-info{padding:24px 26px;display:flex;flex-direction:column;flex:1}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.news-meta .badge{background:rgba(var(--primary-rgb),.08);color:var(--primary);font-size:12px;font-weight:600;border-radius:50px}
.news-meta .date{font-size:13px;color:var(--muted)}
.news-title{font-size:18px;font-weight:700;line-height:1.45;margin-bottom:10px}
.news-title a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-desc{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:8px;line-height:1.6}
.news-link{margin-top:auto;font-size:14px;font-weight:600;color:var(--primary)}
.news-link i{transition:transform .25s}
.news-card:hover .news-link i{transform:translateX(5px)}
/* ============ 流程 ============ */
.process-wrap{background:var(--primary);border-radius:var(--radius-lg);padding:50px 40px;position:relative;overflow:hidden}
.process-wrap::before{content:'';position:absolute;top:-60px;right:-60px;width:200px;height:200px;background:rgba(232,168,56,.12);border-radius:50%}
.process-step{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-lg);padding:28px 22px;height:100%;backdrop-filter:blur(4px)}
.step-num{font-size:40px;font-weight:900;color:var(--accent);margin-bottom:14px;line-height:1}
.step-title{color:#fff;font-size:18px;font-weight:700;margin-bottom:10px}
.step-text{color:rgba(255,255,255,.68);font-size:14px;line-height:1.6}
/* ============ 统计条 ============ */
.stats-bar{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:42px 30px;box-shadow:var(--shadow-sm)}
.stats-item{text-align:center;padding:10px 16px}
.stats-num{font-size:40px;font-weight:900;color:var(--primary)}
.stats-num span{color:var(--accent);font-size:30px}
.stats-label{font-size:14px;color:var(--muted);margin-top:6px}
/* ============ FAQ ============ */
.faq-item{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);margin-bottom:14px;overflow:hidden;transition:var(--transition)}
.faq-item:hover{border-color:rgba(var(--primary-rgb),.25)}
.faq-question{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:20px 24px;font-weight:700;font-size:16px;cursor:pointer;background:none;border:none;width:100%;text-align:left;color:var(--text)}
.faq-question i{color:var(--accent);font-size:15px;transition:transform .3s}
.faq-item.open .faq-question i{transform:rotate(180deg)}
.faq-answer{max-height:0;overflow:hidden;padding:0 24px;transition:max-height .4s ease,padding .3s ease;color:var(--muted);font-size:14px;line-height:1.8}
.faq-item.open .faq-answer{max-height:400px;padding:0 24px 20px}
.faq-question:focus{outline:3px solid rgba(var(--accent-rgb),.3)}
/* ============ CTA ============ */
.cta-section{background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;position:relative;padding:90px 0}
.cta-section::before{content:'';position:absolute;inset:0;background:rgba(14,24,61,.85);z-index:1}
.cta-section .container{position:relative;z-index:2;text-align:center}
.cta-title{color:#fff;font-size:36px;font-weight:900;margin-bottom:16px}
.cta-subtitle{color:rgba(255,255,255,.75);max-width:600px;margin:0 auto 34px;font-size:16px}
/* ============ 页脚 ============ */
.site-footer{background:var(--primary-dark);color:#fff;padding:60px 0 0}
.footer-brand{font-size:20px;font-weight:800;margin-bottom:14px;display:flex;align-items:center;gap:10px}
.footer-brand i{color:var(--accent)}
.footer-desc{color:rgba(255,255,255,.62);font-size:14px;line-height:1.8;max-width:320px}
.footer-title{font-size:16px;font-weight:700;margin-bottom:18px;color:#fff}
.footer-links li{margin-bottom:10px}
.footer-links a{color:rgba(255,255,255,.62);font-size:14px}
.footer-links a:hover{color:var(--accent);padding-left:5px}
.footer-links a i{font-size:10px;margin-right:6px;color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;margin-top:50px;text-align:center;color:rgba(255,255,255,.45);font-size:13px}
.footer-bottom a{color:rgba(255,255,255,.6)}
/* ============ 响应式 ============ */
@media(max-width:991px){
  .hero-title{font-size:38px}
  .section{padding:60px 0}
  .news-thumb{width:180px}
  .category-card{height:320px}
}
@media(max-width:767px){
  .brand-row .container{flex-wrap:wrap}
  .hero{padding:70px 0 60px}
  .hero-title{font-size:30px}
  .hero-stats{gap:24px}
  .news-card{flex-direction:column}
  .news-thumb{width:100%;height:190px}
  .category-card{height:280px}
  .process-wrap{padding:36px 20px}
  .section-title{font-size:26px}
  .cta-title{font-size:26px}
  .nav-toggle{display:block}
  .channel-nav{display:none;width:100%;padding:10px 0}
  .channel-nav.open{display:flex;flex-direction:column;align-items:flex-start}
  .channel-nav a{width:100%;padding:12px 16px}
  .channel-wrap .container{display:flex;align-items:center;justify-content:space-between}
}
@media(max-width:520px){
  .hero-title{font-size:25px}
  .hero-actions .btn{width:100%;text-align:center}
  .section{padding:50px 0}
  .section-head{margin-bottom:38px}
  .brand-logo{font-size:18px}
  .brand-logo i{font-size:20px}
  .footer-bottom{font-size:12px}
}

/* roulang page: category1 */
/* ============ 设计变量 ============ */
:root{
  --primary:#16213e;
  --primary-dark:#0d1526;
  --primary-light:#1f2c4f;
  --accent:#f0a500;
  --accent-deep:#d98e00;
  --accent-soft:#fff4d6;
  --crimson:#e94560;
  --bg:#f4f6fb;
  --bg-dark:#0e1830;
  --card:#ffffff;
  --text:#1a2233;
  --muted:#5b6478;
  --light-text:#aab3c7;
  --border:#e3e8f2;
  --radius:18px;
  --radius-sm:12px;
  --shadow-sm:0 4px 16px rgba(22,33,62,.06);
  --shadow-md:0 10px 32px rgba(22,33,62,.1);
  --shadow-lg:0 18px 48px rgba(22,33,62,.16);
  --space-section:96px;
  --font-base:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-base);
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:all .25s ease}
a:hover{color:var(--accent-deep)}
ul,ol{list-style:none}
button,input{font-family:inherit}
.container{max-width:1200px}
section{position:relative}

/* ============ 通用板块头 ============ */
.section{padding:var(--space-section) 0}
.section-head{
  text-align:center;
  max-width:720px;
  margin:0 auto 48px;
}
.section-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--accent-soft);
  color:var(--accent-deep);
  font-size:13px;
  font-weight:700;
  letter-spacing:1px;
  padding:7px 18px;
  border-radius:999px;
  margin-bottom:14px;
}
.section-tag i{font-size:12px}
.section-title{
  font-size:34px;
  font-weight:800;
  color:var(--primary);
  line-height:1.35;
  margin-bottom:12px;
}
.section-sub{
  color:var(--muted);
  font-size:16px;
}
.two-col-title{text-align:left;max-width:none}

/* ============ 按钮系统 ============ */
.btn-custom{
  display:inline-flex;
  align-items:center;
  gap:10px;
  justify-content:center;
  border-radius:999px;
  font-weight:700;
  padding:14px 30px;
  font-size:15px;
  border:none;
  transition:all .3s ease;
  cursor:pointer;
}
.btn-gold{
  background:var(--accent);
  color:var(--primary);
  box-shadow:0 8px 24px rgba(240,165,0,.28);
}
.btn-gold:hover{
  background:var(--accent-deep);
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 12px 30px rgba(240,165,0,.38);
}
.btn-ghost{
  background:rgba(255,255,255,.12);
  color:#fff;
  border:1px solid rgba(255,255,255,.35);
  backdrop-filter:blur(4px);
}
.btn-ghost:hover{
  background:rgba(255,255,255,.22);
  color:#fff;
  transform:translateY(-2px);
}
.btn-dark{
  background:var(--primary);
  color:#fff;
}
.btn-dark:hover{
  background:var(--primary-light);
  color:var(--accent);
  transform:translateY(-2px);
}
.btn:focus-visible,a:focus-visible,button:focus-visible{
  outline:3px solid rgba(240,165,0,.5);
  outline-offset:2px;
}

/* ============ 徽章 / 标签 ============ */
.badge-soft{
  display:inline-block;
  background:rgba(240,165,0,.12);
  color:var(--accent-deep);
  font-size:12px;
  font-weight:700;
  padding:4px 12px;
  border-radius:999px;
}
.badge-green{
  background:rgba(25,185,120,.12);
  color:#19b978;
  font-size:12px;
  font-weight:700;
  padding:4px 12px;
  border-radius:999px;
}
.tag-line{
  display:inline-block;
  background:#f0f2f8;
  color:var(--muted);
  font-size:13px;
  font-weight:600;
  padding:5px 14px;
  border-radius:999px;
  transition:all .25s;
}
.tag-line:hover{
  background:var(--primary);
  color:#fff;
}
.tag-line i{margin-right:4px}

/* ============ 站点头部 ============ */
.site-header{
  background:#ffffff;
  border-bottom:1px solid var(--border);
  position:sticky;
  top:0;
  z-index:1050;
  box-shadow:0 2px 20px rgba(22,33,62,.04);
}
.brand-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:18px 0;
}
.brand-logo{
  display:inline-flex;
  align-items:center;
  gap:12px;
}
.brand-icon{
  width:46px;
  height:46px;
  border-radius:14px;
  background:linear-gradient(135deg,var(--accent),#ffb83d);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--primary);
  font-size:22px;
  box-shadow:0 8px 20px rgba(240,165,0,.35);
  flex-shrink:0;
}
.brand-text{
  font-size:22px;
  font-weight:800;
  color:var(--primary);
  letter-spacing:.5px;
  line-height:1.2;
}
.brand-text small{
  display:block;
  font-size:12px;
  font-weight:600;
  color:var(--muted);
  letter-spacing:2px;
}
.brand-side{
  display:flex;
  align-items:center;
  gap:14px;
}
.brand-pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--accent-soft);
  color:var(--accent-deep);
  font-size:13px;
  font-weight:700;
  padding:8px 18px;
  border-radius:999px;
  white-space:nowrap;
}
.brand-pill i{color:var(--accent-deep)}
.brand-pill .dot{
  width:8px;
  height:8px;
  border-radius:50%;
  background:#19b978;
  box-shadow:0 0 0 4px rgba(25,185,120,.15);
  display:inline-block;
}

/* 频道导航栏 */
.channel-nav{
  background:var(--primary);
  border-top:1px solid rgba(255,255,255,.06);
}
.channel-nav .container{
  display:flex;
  align-items:center;
  gap:6px;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
  padding:0 12px;
}
.channel-nav::-webkit-scrollbar{display:none}
.channel-nav a{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:rgba(255,255,255,.72);
  font-size:15px;
  font-weight:600;
  padding:15px 22px;
  border-bottom:3px solid transparent;
  white-space:nowrap;
  transition:all .25s;
}
.channel-nav a i{font-size:14px;opacity:.85}
.channel-nav a:hover{
  color:#fff;
  background:rgba(255,255,255,.08);
}
.channel-nav a.active{
  color:var(--accent);
  background:rgba(255,255,255,.06);
  border-bottom-color:var(--accent);
}
.channel-nav .nav-extra{
  margin-left:auto;
  color:rgba(255,255,255,.5);
  font-size:13px;
  padding-right:6px;
  white-space:nowrap;
}
.channel-nav .nav-extra i{color:var(--accent);margin-right:6px}

/* ============ 分类页首屏 ============ */
.category-hero{
  position:relative;
  background:
    linear-gradient(100deg,rgba(13,21,38,.94) 30%,rgba(13,21,38,.55) 70%,rgba(13,21,38,.35)),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color:#fff;
  padding:80px 0 76px;
  overflow:hidden;
}
.category-hero::after{
  content:'';
  position:absolute;
  right:-120px;
  bottom:-120px;
  width:380px;
  height:380px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(240,165,0,.2),transparent 70%);
  pointer-events:none;
}
.hero-breadcrumb{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  color:rgba(255,255,255,.65);
  margin-bottom:22px;
  flex-wrap:wrap;
}
.hero-breadcrumb a:hover{color:var(--accent)}
.hero-breadcrumb i{font-size:11px;color:rgba(255,255,255,.35)}
.hero-breadcrumb .current{color:var(--accent);font-weight:600}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(240,165,0,.15);
  border:1px solid rgba(240,165,0,.4);
  color:var(--accent);
  font-size:13px;
  font-weight:700;
  padding:6px 18px;
  border-radius:999px;
  margin-bottom:18px;
}
.hero-badge .pulse{
  width:8px;height:8px;border-radius:50%;
  background:var(--accent);
  animation:pulse 1.6s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(240,165,0,.5)}
  70%{box-shadow:0 0 0 10px rgba(240,165,0,0)}
  100%{box-shadow:0 0 0 0 rgba(240,165,0,0)}
}
.category-hero h1{
  font-size:42px;
  font-weight:800;
  line-height:1.25;
  margin-bottom:16px;
  letter-spacing:1px;
}
.category-hero h1 span{color:var(--accent)}
.hero-lead{
  font-size:17px;
  color:rgba(255,255,255,.78);
  max-width:640px;
  margin-bottom:32px;
  line-height:1.85;
}
.hero-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  margin-bottom:36px;
}
.hero-points{
  display:flex;
  gap:28px;
  flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.15);
  padding-top:24px;
}
.hero-points .hp-item{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  color:rgba(255,255,255,.8);
}
.hero-points .hp-item i{
  width:32px;height:32px;
  border-radius:10px;
  background:rgba(240,165,0,.16);
  color:var(--accent);
  display:flex;align-items:center;justify-content:center;
  font-size:13px;
}

/* ============ 概览信息卡 ============ */
.overview-stats{
  margin-top:-46px;
  position:relative;
  z-index:5;
}
.stat-card{
  background:var(--card);
  border-radius:var(--radius);
  padding:28px 26px;
  box-shadow:var(--shadow-md);
  border:1px solid var(--border);
  height:100%;
  transition:transform .3s ease,box-shadow .3s ease;
  position:relative;
  overflow:hidden;
}
.stat-card::before{
  content:'';
  position:absolute;
  left:0;
  top:0;
  width:4px;
  height:100%;
  background:var(--accent);
  border-radius:0 4px 4px 0;
  opacity:.85;
}
.stat-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
}
.stat-icon{
  width:50px;
  height:50px;
  border-radius:14px;
  background:var(--accent-soft);
  color:var(--accent-deep);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
  margin-bottom:16px;
}
.stat-num{
  font-size:30px;
  font-weight:800;
  color:var(--primary);
  line-height:1.2;
}
.stat-num small{font-size:15px;font-weight:700;color:var(--accent-deep)}
.stat-label{
  font-size:14px;
  color:var(--muted);
  margin-top:6px;
  font-weight:500;
}

/* 分类介绍板块 */
.intro-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:36px;
  height:100%;
  box-shadow:var(--shadow-sm);
  transition:all .3s ease;
}
.intro-card:hover{
  box-shadow:var(--shadow-md);
  transform:translateY(-4px);
}
.intro-card .ic-icon{
  width:56px;
  height:56px;
  border-radius:16px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:24px;
  margin-bottom:18px;
}
.ic-gold{background:var(--accent-soft);color:var(--accent-deep)}
.ic-blue{background:#e6edfb;color:#3d6fd6}
.ic-green{background:#e1f7ef;color:#19b978}
.ic-crimson{background:#fde8ec;color:var(--crimson)}
.intro-card h3{
  font-size:17px;
  font-weight:700;
  color:var(--primary);
  margin-bottom:10px;
}
.intro-card p{
  font-size:14px;
  color:var(--muted);
  line-height:1.8;
  margin-bottom:0;
}

/* ============ 登录流程时间线 ============ */
.process-section{
  background:#ffffff;
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.step-timeline{
  position:relative;
  padding-left:0;
}
.step-item{
  position:relative;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:30px 28px 30px 92px;
  margin-bottom:18px;
  box-shadow:var(--shadow-sm);
  transition:all .3s ease;
  overflow:hidden;
}
.step-item:hover{
  box-shadow:var(--shadow-md);
  transform:translateY(-3px);
  border-color:rgba(240,165,0,.35);
}
.step-item::before{
  content:'';
  position:absolute;
  left:54px;
  top:0;
  bottom:0;
  width:2px;
  background:var(--border);
}
.step-item:last-child::before{display:none}
.step-num{
  position:absolute;
  left:26px;
  top:30px;
  width:42px;
  height:42px;
  border-radius:50%;
  background:var(--primary);
  color:var(--accent);
  font-weight:800;
  font-size:17px;
  display:flex;
  align-items:center;
  justify-content:center;
  z-index:2;
  box-shadow:0 6px 18px rgba(22,33,62,.25);
}
.step-item h4{
  font-size:18px;
  font-weight:700;
  color:var(--primary);
  margin-bottom:8px;
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}
.step-item p{
  font-size:14.5px;
  color:var(--muted);
  margin-bottom:10px;
  line-height:1.85;
}
.step-tip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  color:var(--accent-deep);
  background:var(--accent-soft);
  padding:4px 14px;
  border-radius:999px;
  font-weight:600;
}
.process-side{
  background:var(--primary);
  border-radius:var(--radius);
  padding:40px 34px;
  color:#fff;
  position:sticky;
  top:130px;
  height:fit-content;
  overflow:hidden;
}
.process-side::after{
  content:'';
  position:absolute;
  right:-60px;
  top:-60px;
  width:180px;
  height:180px;
  background:radial-gradient(circle,rgba(240,165,0,.2),transparent 70%);
}
.process-side h3{
  font-size:24px;
  font-weight:800;
  margin-bottom:16px;
  color:#fff;
}
.process-side p{
  color:rgba(255,255,255,.72);
  font-size:15px;
  line-height:1.9;
  margin-bottom:24px;
}
.process-list li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:12px 0;
  border-bottom:1px solid rgba(255,255,255,.1);
  font-size:14px;
  color:rgba(255,255,255,.85);
}
.process-list li:last-child{border-bottom:none}
.process-list li i{
  color:var(--accent);
  margin-top:5px;
  font-size:13px;
}
.process-note{
  margin-top:24px;
  background:rgba(240,165,0,.12);
  border:1px solid rgba(240,165,0,.25);
  border-radius:12px;
  padding:14px 16px;
  font-size:13px;
  color:var(--accent);
  display:flex;
  gap:10px;
  align-items:flex-start;
}
.process-note i{margin-top:3px}

/* ============ 内容卡片 ============ */
.content-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  height:100%;
  display:flex;
  flex-direction:column;
  transition:all .3s ease;
}
.content-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
}
.content-card .cover-wrap{
  position:relative;
  overflow:hidden;
  aspect-ratio:16/10;
}
.content-card .cover-wrap img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.content-card:hover .cover-wrap img{transform:scale(1.06)}
.content-card .cover-mask{
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,transparent 50%,rgba(13,21,38,.45));
}
.card-badge{
  position:absolute;
  left:14px;
  bottom:14px;
  background:rgba(13,21,38,.72);
  backdrop-filter:blur(6px);
  color:#fff;
  font-size:12px;
  font-weight:700;
  padding:5px 14px;
  border-radius:999px;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.card-badge i{color:var(--accent)}
.content-card .card-body{
  padding:24px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.content-card h3{
  font-size:18px;
  font-weight:700;
  color:var(--primary);
  margin-bottom:10px;
  line-height:1.45;
}
.content-card .card-text{
  font-size:14px;
  color:var(--muted);
  line-height:1.85;
  flex:1;
  margin-bottom:16px;
}
.card-meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  border-top:1px dashed var(--border);
  padding-top:14px;
}
.card-meta .meta-item{
  font-size:13px;
  color:var(--muted);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.card-meta .meta-item i{color:var(--accent-deep);font-size:12px}
.card-link{
  font-size:13px;
  font-weight:700;
  color:var(--primary);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.card-link:hover{color:var(--accent-deep)}
.card-link:hover i{transform:translateX(4px)}
.card-link i{transition:transform .25s}

/* ============ 安全提示图文区 ============ */
.tips-section{
  background:
    linear-gradient(135deg,rgba(13,21,38,.97) 0%,rgba(22,33,62,.95) 100%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color:#fff;
}
.tips-section .section-title{color:#fff}
.tips-section .section-sub{color:rgba(255,255,255,.65)}
.tips-section .section-tag{background:rgba(240,165,0,.15);color:var(--accent)}
.tips-image{
  border-radius:20px;
  overflow:hidden;
  box-shadow:0 24px 60px rgba(0,0,0,.4);
  position:relative;
}
.tips-image img{width:100%;aspect-ratio:4/3;object-fit:cover}
.tips-image .img-caption{
  position:absolute;
  left:16px;
  right:16px;
  bottom:16px;
  background:rgba(13,21,38,.75);
  backdrop-filter:blur(8px);
  border:1px solid rgba(255,255,255,.12);
  border-radius:12px;
  padding:12px 18px;
  font-size:13px;
  color:rgba(255,255,255,.85);
  display:flex;
  align-items:center;
  gap:10px;
}
.tips-image .img-caption i{color:var(--accent)}
.tip-list{
  margin-top:8px;
}
.tip-item{
  display:flex;
  gap:18px;
  padding:20px 0;
  border-bottom:1px solid rgba(255,255,255,.1);
  transition:padding .3s;
}
.tip-item:last-child{border-bottom:none}
.tip-item:hover{padding-left:8px}
.tip-item .tip-icon{
  width:46px;
  height:46px;
  border-radius:14px;
  background:rgba(240,165,0,.14);
  border:1px solid rgba(240,165,0,.28);
  color:var(--accent);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  flex-shrink:0;
}
.tip-item h4{
  font-size:17px;
  font-weight:700;
  color:#fff;
  margin-bottom:6px;
}
.tip-item p{
  font-size:14px;
  color:rgba(255,255,255,.65);
  line-height:1.8;
  margin-bottom:0;
}

/* ============ FAQ ============ */
.faq-section{
  background:var(--bg);
}
.faq-wrap{
  max-width:880px;
  margin:0 auto;
}
.accordion{
  --bs-accordion-border-radius:14px;
  --bs-accordion-inner-border-radius:14px;
  --bs-accordion-border-color:var(--border);
}
.accordion-item{
  border:none;
  margin-bottom:14px;
  border-radius:14px !important;
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  border:1px solid var(--border);
  transition:box-shadow .3s;
}
.accordion-item:focus-within{
  box-shadow:0 0 0 3px rgba(240,165,0,.25),var(--shadow-sm);
}
.accordion-button{
  background:#ffffff;
  color:var(--primary);
  font-weight:700;
  font-size:15.5px;
  padding:20px 24px;
  box-shadow:none;
}
.accordion-button:not(.collapsed){
  background:#fff;
  color:var(--accent-deep);
  box-shadow:none;
}
.accordion-button:focus{
  box-shadow:none;
}
.accordion-button::after{
  background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23f0a500'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}
.accordion-body{
  background:#fff;
  color:var(--muted);
  font-size:14.5px;
  line-height:1.95;
  padding:6px 24px 24px;
  border-top:1px dashed var(--border);
}
.accordion-body strong{color:var(--primary)}
.faq-footer-tip{
  text-align:center;
  margin-top:32px;
  color:var(--muted);
  font-size:14px;
}
.faq-footer-tip a{
  color:var(--accent-deep);
  font-weight:700;
  border-bottom:1px dashed var(--accent);
  padding-bottom:2px;
}

/* ============ CTA ============ */
.cta-section{
  background:linear-gradient(120deg,var(--primary),var(--primary-light));
  border-radius:var(--radius);
  margin:0 20px;
  padding:60px 50px;
  text-align:center;
  color:#fff;
  position:relative;
  overflow:hidden;
  box-shadow:var(--shadow-lg);
}
.cta-section::before{
  content:'';
  position:absolute;
  left:10%;
  top:-60px;
  width:200px;
  height:200px;
  background:radial-gradient(circle,rgba(240,165,0,.25),transparent 70%);
}
.cta-section::after{
  content:'';
  position:absolute;
  right:5%;
  bottom:-80px;
  width:260px;
  height:260px;
  background:radial-gradient(circle,rgba(233,69,96,.15),transparent 70%);
}
.cta-icon{
  width:68px;
  height:68px;
  border-radius:20px;
  background:var(--accent);
  color:var(--primary);
  font-size:28px;
  display:flex;
  align-items:center;
  justify-content:center;
  margin:0 auto 20px;
  box-shadow:0 12px 32px rgba(240,165,0,.4);
  position:relative;
  z-index:1;
}
.cta-section h2{
  font-size:30px;
  font-weight:800;
  margin-bottom:12px;
  position:relative;
  z-index:1;
}
.cta-section p{
  color:rgba(255,255,255,.72);
  max-width:620px;
  margin:0 auto 28px;
  font-size:15.5px;
  position:relative;
  z-index:1;
}
.cta-section .btn-r{
  position:relative;
  z-index:1;
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-dark);
  color:rgba(255,255,255,.72);
  margin-top:80px;
  padding-top:64px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:12px;
  font-size:22px;
  font-weight:800;
  color:#fff;
  margin-bottom:14px;
}
.footer-brand i{
  width:44px;
  height:44px;
  border-radius:14px;
  background:var(--accent);
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
}
.footer-desc{
  font-size:14.5px;
  color:rgba(255,255,255,.55);
  line-height:1.9;
  max-width:360px;
}
.footer-title{
  color:#fff;
  font-size:17px;
  font-weight:700;
  margin-bottom:18px;
  position:relative;
  padding-bottom:10px;
}
.footer-title::after{
  content:'';
  position:absolute;
  left:0;
  bottom:0;
  width:32px;
  height:3px;
  border-radius:4px;
  background:var(--accent);
}
.footer-links li{
  margin-bottom:10px;
}
.footer-links a{
  color:rgba(255,255,255,.6);
  font-size:14.5px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  transition:all .25s;
}
.footer-links a i{
  font-size:12px;
  color:var(--accent);
  transition:transform .25s;
}
.footer-links a:hover{
  color:var(--accent);
  padding-left:4px;
}
.footer-links a:hover i{transform:translateX(3px)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  margin-top:48px;
  padding:20px 0;
}
.footer-bottom p{
  font-size:13.5px;
  color:rgba(255,255,255,.45);
  margin-bottom:0;
  text-align:center;
}
.footer-bottom a{
  color:var(--accent);
  font-weight:600;
}
.footer-bottom a:hover{color:#fff}

/* ============ 入口状态条 ============ */
.status-strip{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  box-shadow:var(--shadow-sm);
  padding:18px 24px;
  margin-bottom:34px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:14px;
}
.status-left{
  display:flex;
  align-items:center;
  gap:14px;
}
.status-light{
  width:12px;
  height:12px;
  border-radius:50%;
  background:#19b978;
  box-shadow:0 0 0 5px rgba(25,185,120,.15);
  flex-shrink:0;
  animation:pulse 1.8s infinite;
}
.status-text{
  font-size:15px;
  font-weight:700;
  color:var(--primary);
}
.status-text small{
  display:block;
  font-size:13px;
  font-weight:400;
  color:var(--muted);
}
.status-right{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}

/* ============ 返回顶部 ============ */
.back-top{
  position:fixed;
  right:24px;
  bottom:24px;
  width:46px;
  height:46px;
  border-radius:14px;
  background:var(--primary);
  color:var(--accent);
  font-size:18px;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:var(--shadow-md);
  z-index:1000;
  opacity:0;
  visibility:hidden;
  transform:translateY(14px);
  transition:all .35s ease;
  border:none;
}
.back-top.show{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}
.back-top:hover{
  background:var(--accent);
  color:var(--primary);
}

/* ============ 响应式断点 ============ */
@media (max-width: 1024px){
  :root{--space-section:80px}
  .category-hero h1{font-size:36px}
  .section-title{font-size:30px}
  .brand-text{font-size:20px}
  .brand-pill{display:none}
}

@media (max-width: 768px){
  :root{--space-section:64px}
  .category-hero{padding:60px 0 64px}
  .category-hero h1{font-size:28px}
  .hero-lead{font-size:15.5px}
  .section-title{font-size:25px}
  .brand-row{padding:14px 0}
  .brand-logo{flex-direction:column;gap:6px;align-items:flex-start}
  .brand-icon{width:38px;height:38px;font-size:18px;border-radius:12px}
  .brand-text{font-size:17px}
  .brand-text small{font-size:11px;letter-spacing:1px}
  .channel-nav a{font-size:14px;padding:14px 16px}
  .channel-nav .nav-extra{display:none}
  .step-item{padding:26px 22px 26px 82px}
  .step-num{left:20px;width:38px;height:38px;font-size:15px}
  .step-item::before{left:48px}
  .process-side{
    position:relative;
    top:auto;
    margin-top:36px;
  }
  .cta-section{padding:44px 24px;margin:0 10px}
  .cta-section h2{font-size:24px}
  .stat-num{font-size:24px}
  .overview-stats{margin-top:-32px}
  .footer-bottom p{font-size:12.5px;line-height:1.8}
}

@media (max-width: 520px){
  :root{--space-section:52px}
  .category-hero h1{font-size:24px}
  .hero-actions .btn-custom{width:100%}
  .hero-points{flex-direction:column;gap:14px}
  .section-title{font-size:22px}
  .section-head{margin-bottom:32px}
  .step-item{
    padding:22px 18px 22px 70px;
  }
  .step-num{left:14px;width:34px;height:34px;font-size:14px}
  .step-item::before{left:42px}
  .intro-card{padding:26px 22px}
  .content-card .card-body{padding:20px}
  .status-strip{flex-direction:column;align-items:flex-start}
  .tip-item{gap:12px;padding:16px 0}
  .tip-item .tip-icon{width:40px;height:40px;font-size:15px;border-radius:12px}
  .tip-item h4{font-size:15.5px}
  .footer-brand{font-size:19px}
  .channel-nav a i{display:none}
  .back-top{right:16px;bottom:16px;width:40px;height:40px}
}

/* roulang page: article */
/* ===== 设计变量 ===== */
:root{
    --primary:#0e2a4e;
    --primary-soft:#142f5a;
    --blue:#2563eb;
    --blue-dark:#1e40af;
    --accent:#f59e0b;
    --accent-hover:#d97706;
    --gold-soft:#fff7e6;
    --bg-light:#f0f4f8;
    --bg-deep:#0a1628;
    --white:#ffffff;
    --text:#1e293b;
    --text-weak:#64748b;
    --border:#e2e8f0;
    --radius-lg:20px;
    --radius-md:14px;
    --radius-sm:10px;
    --shadow:0 8px 30px rgba(15,30,60,.08);
    --shadow-lg:0 20px 45px rgba(15,30,60,.14);
    --transition:all .3s ease;
}

/* ===== 基础 Reset / Base ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
    font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
    color:var(--text);
    background:var(--white);
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
}
a{text-decoration:none;color:inherit;transition:var(--transition)}
a:hover{color:var(--blue)}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
button,input,textarea{font-family:inherit}
.container{max-width:1220px}
@media (min-width:1400px){
    .container{max-width:1220px}
}
::selection{background:rgba(245,158,11,.25)}
:focus-visible{outline:3px solid rgba(37,99,235,.4);outline-offset:2px;border-radius:4px}

/* ===== 顶部滚动进度条 ===== */
.scroll-progress{
    position:fixed;top:0;left:0;height:3px;width:0;
    background:linear-gradient(90deg,var(--blue),var(--accent));
    z-index:1080;border-radius:0 3px 3px 0;
}

/* ===== Header 站点头部 ===== */
.site-header{
    position:sticky;top:0;z-index:1040;
    box-shadow:0 2px 18px rgba(10,22,40,.1);
}
.brand-row{
    background:linear-gradient(120deg,var(--bg-deep) 0%,var(--primary) 70%,var(--primary-soft) 100%);
    padding:14px 0;
}
.brand-logo{
    display:inline-flex;align-items:center;gap:10px;
    font-size:1.35rem;font-weight:800;letter-spacing:.5px;
    color:#fff;line-height:1.2;
}
.brand-logo i{color:var(--accent);font-size:1.55rem;filter:drop-shadow(0 2px 8px rgba(245,158,11,.45))}
.brand-logo span{white-space:nowrap}
.brand-actions{display:flex;align-items:center;gap:14px}
.header-cta{
    display:inline-flex;align-items:center;gap:8px;
    background:rgba(245,158,11,.15);
    border:1px solid rgba(245,158,11,.55);
    color:#fcd34d;
    font-size:.85rem;font-weight:600;
    padding:8px 20px;border-radius:40px;
    transition:var(--transition);
}
.header-cta:hover{
    background:var(--accent);color:#fff;
    border-color:var(--accent);
    transform:translateY(-2px);
    box-shadow:0 8px 20px rgba(245,158,11,.28);
}
.channel-bar{
    background:#fff;
    border-bottom:1px solid var(--border);
}
.channel-nav{
    display:flex;align-items:center;gap:2px;
    min-height:48px;
}
.channel-nav a{
    display:inline-flex;align-items:center;gap:7px;
    padding:11px 20px;
    font-size:.95rem;font-weight:500;
    color:var(--text-weak);
    border-bottom:3px solid transparent;
    transition:var(--transition);
    white-space:nowrap;
}
.channel-nav a i{font-size:.9rem;color:var(--blue);opacity:.75;transition:var(--transition)}
.channel-nav a:hover{
    color:var(--blue);
    background:#f8fafc;
}
.channel-nav a:hover i{opacity:1}
.channel-nav a.active{
    color:var(--blue);
    font-weight:700;
    border-bottom-color:var(--blue);
}
.channel-nav a.active i{color:var(--accent);opacity:1}

/* ===== 文章顶部横幅 ===== */
.article-banner{
    position:relative;
    background-size:cover;
    background-position:center 30%;
    padding:72px 0 78px;
    color:#fff;
    overflow:hidden;
}
.article-banner::before{
    content:'';
    position:absolute;inset:0;
    background:linear-gradient(105deg,rgba(6,18,42,.94) 20%,rgba(12,32,66,.82) 55%,rgba(16,40,80,.62));
    z-index:1;
}
.article-banner .container{position:relative;z-index:2}
.breadcrumb-line{
    display:flex;align-items:center;gap:9px;
    font-size:.85rem;color:rgba(255,255,255,.72);
    margin-bottom:22px;flex-wrap:wrap;
}
.breadcrumb-line a{color:rgba(255,255,255,.72)}
.breadcrumb-line a:hover{color:var(--accent)}
.breadcrumb-line i.fa-chevron-right{font-size:.65rem;color:rgba(255,255,255,.35)}
.breadcrumb-line .current{color:#fcd34d;font-weight:600}
.banner-title{
    font-size:2rem;
    font-weight:800;
    line-height:1.35;
    margin:0 0 20px;
    max-width:860px;
    letter-spacing:.3px;
    text-shadow:0 3px 16px rgba(0,0,0,.25);
    word-break:break-word;
}
.banner-meta{
    display:flex;flex-wrap:wrap;align-items:center;
    gap:12px 24px;
    font-size:.9rem;color:rgba(255,255,255,.86);
}
.banner-meta i{margin-right:5px;color:var(--accent)}
.badge-cat{
    display:inline-block;
    background:rgba(245,158,11,.16);
    border:1px solid rgba(245,158,11,.5);
    color:#ffd27a;
    font-size:.75rem;font-weight:600;
    letter-spacing:.6px;
    padding:4px 15px;border-radius:30px;
}

/* ===== 文章主体区域 ===== */
.article-section{
    padding:0 0 56px;
    background:var(--bg-light);
}
.article-card{
    position:relative;
    background:var(--white);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow);
    padding:50px 54px 42px;
    margin-top:-56px;
    z-index:5;
    border:1px solid rgba(226,232,240,.6);
}
.article-body{
    font-size:1.06rem;
    line-height:1.95;
    color:var(--text);
}
.article-body p{margin-bottom:1.3rem}
.article-body h1,.article-body h2{
    font-weight:800;
    margin:1.8rem 0 1rem;
    color:var(--primary);
    line-height:1.4;
}
.article-body h1{font-size:1.65rem}
.article-body h2{font-size:1.4rem}
.article-body h3,.article-body h4{
    font-weight:700;
    margin:1.5rem 0 .8rem;
    color:var(--primary);
}
.article-body h3{font-size:1.18rem}
.article-body h4{font-size:1.05rem}
.article-body ul{
    margin:0 0 1.3rem;
    padding-left:1.4rem;
    list-style:disc;
}
.article-body ol{
    margin:0 0 1.3rem;
    padding-left:1.4rem;
    list-style:decimal;
}
.article-body li{margin-bottom:.45rem}
.article-body img{
    border-radius:var(--radius-md);
    margin:1.4rem 0;
    box-shadow:var(--shadow);
    border:1px solid var(--border);
}
.article-body blockquote{
    margin:1.6rem 0;
    padding:1.2rem 1.6rem;
    background:var(--gold-soft);
    border-left:4px solid var(--accent);
    border-radius:0 var(--radius-sm) var(--radius-sm) 0;
    color:var(--text-weak);
    font-style:italic;
    line-height:1.75;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body a{color:var(--blue);font-weight:500;border-bottom:1px dashed rgba(37,99,235,.4)}
.article-body a:hover{color:var(--accent-hover);border-bottom-color:var(--accent-hover)}
.article-body table{
    width:100%;
    border-collapse:collapse;
    margin:1.4rem 0;
    font-size:.95rem;
}
.article-body th,.article-body td{
    border:1px solid var(--border);
    padding:10px 14px;
    text-align:left;
}
.article-body th{background:var(--bg-light);font-weight:600}
.article-body hr{
    border:none;
    border-top:1px solid var(--border);
    margin:1.8rem 0;
}
.article-body code{
    background:#f1f5f9;
    padding:2px 8px;
    border-radius:6px;
    font-size:.9em;
    color:var(--blue-dark);
}

/* ===== 文章底部信息 ===== */
.article-footer{
    margin-top:38px;
    padding-top:24px;
    border-top:1px solid var(--border);
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    justify-content:space-between;
    gap:18px;
}
.article-tags{
    display:flex;flex-wrap:wrap;gap:9px;
}
.tag{
    display:inline-flex;align-items:center;gap:6px;
    background:var(--bg-light);
    border:1px solid var(--border);
    border-radius:30px;
    padding:6px 16px;
    font-size:.85rem;
    color:var(--text-weak);
    transition:var(--transition);
}
.tag i{font-size:.75rem;color:var(--accent)}
.tag:hover{
    background:var(--blue);
    border-color:var(--blue);
    color:#fff;
    transform:translateY(-2px);
    box-shadow:0 6px 14px rgba(37,99,235,.25);
}
.tag:hover i{color:#fff}
.back-home{
    display:inline-flex;align-items:center;gap:8px;
    font-weight:600;font-size:.95rem;
    color:var(--blue);
    padding:9px 22px;
    border-radius:40px;
    background:#eff6ff;
    border:1px solid #dbeafe;
    transition:var(--transition);
}
.back-home:hover{
    background:var(--blue);
    color:#fff;
    border-color:var(--blue);
    transform:translateX(-3px);
}

/* ===== 空状态 ===== */
.article-empty{
    background:var(--white);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow);
    padding:72px 40px;
    text-align:center;
    margin-top:-56px;
    position:relative;
    z-index:5;
    border:1px solid rgba(226,232,240,.6);
}
.empty-icon{
    width:86px;height:86px;
    display:inline-flex;align-items:center;justify-content:center;
    background:var(--gold-soft);
    color:var(--accent);
    font-size:2.2rem;
    border-radius:50%;
    margin-bottom:20px;
    box-shadow:0 10px 28px rgba(245,158,11,.16);
}
.article-empty h2{font-size:1.55rem;font-weight:800;color:var(--primary);margin-bottom:10px}
.article-empty p{color:var(--text-weak);margin-bottom:26px;font-size:1rem}
.btn-home{
    display:inline-flex;align-items:center;gap:10px;
    background:var(--blue);color:#fff;
    font-weight:700;padding:12px 34px;
    border-radius:50px;
    box-shadow:0 10px 25px rgba(37,99,235,.28);
    transition:var(--transition);
}
.btn-home:hover{
    background:var(--blue-dark);
    transform:translateY(-3px);
    box-shadow:0 14px 32px rgba(37,99,235,.36);
    color:#fff;
}

/* ===== 板块标题通用 ===== */
.section-header{
    text-align:center;
    margin-bottom:42px;
}
.section-header h2{
    font-size:1.7rem;
    font-weight:800;
    color:var(--primary);
    margin-bottom:8px;
    letter-spacing:.5px;
}
.section-header p{
    color:var(--text-weak);
    font-size:.98rem;
    max-width:560px;
    margin:0 auto;
}
.section-header h2::after{
    content:'';
    display:block;
    width:52px;height:4px;
    background:linear-gradient(90deg,var(--accent),var(--blue));
    border-radius:30px;
    margin:14px auto 0;
}

/* ===== 相关指引卡片 ===== */
.related-section{
    padding:60px 0 64px;
    background:var(--white);
}
.guide-card{
    border-radius:var(--radius-lg);
    overflow:hidden;
    background:var(--white);
    border:1px solid var(--border);
    box-shadow:var(--shadow);
    transition:var(--transition);
    height:100%;
    display:flex;
    flex-direction:column;
}
.guide-card:hover{
    transform:translateY(-7px);
    box-shadow:var(--shadow-lg);
    border-color:#dbeafe;
}
.guide-cover{
    position:relative;
    aspect-ratio:16/9;
    overflow:hidden;
    background:var(--bg-light);
}
.guide-cover img{
    width:100%;height:100%;
    object-fit:cover;
    transition:transform .5s ease;
}
.guide-card:hover .guide-cover img{transform:scale(1.07)}
.guide-overlay{
    position:absolute;inset:0;
    background:linear-gradient(180deg,transparent 58%,rgba(10,22,40,.42));
    opacity:.9;
    transition:var(--transition);
}
.guide-body{
    padding:26px 26px 24px;
    flex:1;
    display:flex;
    flex-direction:column;
}
.guide-label{
    display:inline-block;
    align-self:flex-start;
    background:#eff6ff;
    color:var(--blue);
    font-size:.75rem;
    font-weight:600;
    letter-spacing:.4px;
    padding:4px 14px;
    border-radius:30px;
    margin-bottom:14px;
}
.guide-body h3{
    font-size:1.12rem;
    font-weight:700;
    color:var(--text);
    margin-bottom:9px;
    line-height:1.4;
}
.guide-body p{
    font-size:.9rem;
    color:var(--text-weak);
    margin-bottom:16px;
    line-height:1.7;
    flex:1;
}
.guide-link{
    display:inline-flex;align-items:center;gap:7px;
    font-weight:700;font-size:.9rem;
    color:var(--blue);
    transition:var(--transition);
}
.guide-link i{
    color:var(--accent);
    font-size:.8rem;
    transition:transform .3s ease;
}
.guide-link:hover{color:var(--accent-hover)}
.guide-link:hover i{transform:translateX(4px)}

/* ===== FAQ ===== */
.article-faq{
    padding:60px 0 66px;
    background:var(--bg-light);
}
.faq-wrap{
    max-width:900px;
    margin:0 auto;
}
.accordion-item{
    border:1px solid var(--border) !important;
    border-radius:var(--radius-md) !important;
    margin-bottom:14px;
    overflow:hidden;
    box-shadow:0 2px 12px rgba(15,30,60,.04);
    background:var(--white);
}
.accordion-button{
    font-weight:600;
    color:var(--text);
    padding:18px 26px;
    font-size:1rem;
    background:var(--white);
    border:none;
}
.accordion-button:not(.collapsed){
    background:#eff6ff;
    color:var(--blue);
    box-shadow:none;
}
.accordion-button:focus{
    box-shadow:0 0 0 3px rgba(37,99,235,.14);
    border-color:transparent;
}
.accordion-button::after{
    background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%232563eb'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}
.accordion-button:not(.collapsed)::after{
    filter:brightness(.9);
}
.accordion-body{
    padding:6px 26px 24px;
    color:var(--text-weak);
    line-height:1.85;
    font-size:.96rem;
}
.accordion-body strong{color:var(--text)}

/* ===== CTA ===== */
.article-cta{
    padding:0 0 70px;
    background:var(--bg-light);
}
.cta-box{
    background:linear-gradient(120deg,var(--bg-deep) 0%,var(--primary) 55%,var(--blue-dark) 100%);
    border-radius:var(--radius-lg);
    padding:48px 56px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:32px;
    position:relative;
    overflow:hidden;
    box-shadow:var(--shadow-lg);
}
.cta-box::before{
    content:'';
    position:absolute;
    right:-50px;top:-70px;
    width:240px;height:240px;
    background:radial-gradient(circle,rgba(245,158,11,.28),transparent 65%);
    border-radius:50%;
    pointer-events:none;
}
.cta-box::after{
    content:'';
    position:absolute;
    left:-40px;bottom:-90px;
    width:190px;height:190px;
    background:radial-gradient(circle,rgba(37,99,235,.35),transparent 60%);
    border-radius:50%;
    pointer-events:none;
}
.cta-content{
    position:relative;z-index:2;
}
.cta-content h2{
    color:#fff;
    font-size:1.5rem;
    font-weight:800;
    margin-bottom:10px;
    letter-spacing:.4px;
}
.cta-content p{
    color:rgba(255,255,255,.8);
    margin:0;
    max-width:520px;
    line-height:1.7;
}
.cta-btn{
    position:relative;z-index:2;
    flex-shrink:0;
    display:inline-flex;align-items:center;gap:10px;
    background:var(--accent);
    color:#fff;
    font-weight:700;
    font-size:1rem;
    padding:14px 32px;
    border-radius:50px;
    box-shadow:0 10px 28px rgba(245,158,11,.35);
    transition:var(--transition);
    white-space:nowrap;
}
.cta-btn i{font-size:.9rem;transition:transform .3s ease}
.cta-btn:hover{
    background:var(--accent-hover);
    color:#fff;
    transform:translateY(-3px);
    box-shadow:0 14px 36px rgba(245,158,11,.42);
}
.cta-btn:hover i{transform:translateX(4px)}

/* ===== 页脚 ===== */
.site-footer{
    background:var(--bg-deep);
    color:rgba(255,255,255,.68);
    padding-top:60px;
}
.footer-brand{
    display:flex;align-items:center;gap:10px;
    font-size:1.16rem;
    font-weight:700;
    color:#fff;
    letter-spacing:.5px;
}
.footer-brand i{
    color:var(--accent);
    font-size:1.45rem;
    filter:drop-shadow(0 2px 10px rgba(245,158,11,.35));
}
.footer-desc{
    margin-top:16px;
    font-size:.9rem;
    line-height:1.8;
    max-width:380px;
    color:rgba(255,255,255,.55);
}
.footer-title{
    color:#fff;
    font-size:1rem;
    font-weight:600;
    margin-bottom:20px;
    letter-spacing:.6px;
    position:relative;
    padding-bottom:10px;
}
.footer-title::after{
    content:'';
    position:absolute;
    left:0;bottom:0;
    width:30px;height:3px;
    background:var(--accent);
    border-radius:20px;
}
.footer-links li{margin-bottom:11px}
.footer-links a{
    color:rgba(255,255,255,.58);
    font-size:.9rem;
    display:inline-flex;
    align-items:center;
    gap:7px;
    transition:var(--transition);
}
.footer-links a i{
    font-size:.75rem;
    color:rgba(255,255,255,.3);
    transition:var(--transition);
}
.footer-links a:hover{
    color:var(--accent);
    padding-left:4px;
}
.footer-links a:hover i{color:var(--accent)}
.footer-bottom{
    border-top:1px solid rgba(255,255,255,.08);
    margin-top:44px;
    padding:20px 0;
    text-align:center;
    font-size:.85rem;
    color:rgba(255,255,255,.4);
}
.footer-bottom a{
    color:rgba(255,255,255,.58);
    font-weight:500;
}
.footer-bottom a:hover{color:var(--accent)}

/* ===== 响应式 ===== */
@media (max-width:991px){
    .article-card{padding:38px 32px}
    .banner-title{font-size:1.7rem}
    .cta-box{flex-direction:column;text-align:center;padding:38px 30px}
    .cta-content p{max-width:none}
    .brand-logo{font-size:1.2rem}
}
@media (max-width:767px){
    .brand-row{padding:12px 0}
    .brand-logo{font-size:1.02rem}
    .brand-logo i{font-size:1.25rem}
    .header-cta{
        font-size:.78rem;
        padding:7px 14px;
        gap:5px;
    }
    .channel-nav{
        overflow-x:auto;
        flex-wrap:nowrap;
        -webkit-overflow-scrolling:touch;
        scrollbar-width:none;
    }
    .channel-nav::-webkit-scrollbar{display:none}
    .channel-nav a{
        flex:0 0 auto;
        padding:11px 15px;
        font-size:.88rem;
    }
    .article-banner{padding:44px 0 58px}
    .banner-title{font-size:1.32rem;line-height:1.4}
    .breadcrumb-line{font-size:.78rem;margin-bottom:16px}
    .banner-meta{gap:8px 16px;font-size:.84rem}
    .article-section{padding-bottom:42px}
    .article-card{
        margin-top:-34px;
        padding:26px 20px 30px;
        border-radius:16px;
    }
    .article-body{font-size:1rem;line-height:1.85}
    .article-body h1{font-size:1.35rem}
    .article-body h2{font-size:1.22rem}
    .article-body h3{font-size:1.08rem}
    .article-footer{flex-direction:column;align-items:flex-start;gap:16px}
    .article-empty{padding:48px 20px;margin-top:-34px;border-radius:16px}
    .empty-icon{width:68px;height:68px;font-size:1.7rem}
    .article-empty h2{font-size:1.3rem}
    .section-header h2{font-size:1.35rem}
    .section-header{margin-bottom:30px}
    .related-section{padding:48px 0 40px}
    .guide-body{padding:20px 18px}
    .guide-body h3{font-size:1rem}
    .guide-body p{font-size:.85rem;line-height:1.65}
    .article-faq{padding:48px 0 50px}
    .accordion-button{padding:15px 20px;font-size:.95rem}
    .accordion-body{padding:4px 20px 20px;font-size:.9rem}
    .article-cta{padding-bottom:50px}
    .cta-box{flex-direction:column;text-align:center;padding:30px 20px;gap:22px}
    .cta-content h2{font-size:1.25rem}
    .cta-content p{font-size:.9rem}
    .cta-btn{width:100%;justify-content:center;padding:13px 24px}
    .site-footer{padding-top:44px}
    .footer-title{margin-bottom:16px}
    .footer-links li{margin-bottom:9px}
    .footer-bottom{
        margin-top:30px;
        padding:16px 12px;
        font-size:.78rem;
        line-height:1.7;
    }
}
@media (max-width:520px){
    .brand-logo span{white-space:normal;line-height:1.25;max-width:200px}
    .header-cta i{display:none}
    .header-cta{padding:6px 12px;font-size:.75rem}
    .banner-title{font-size:1.2rem}
    .badge-cat{font-size:.7rem;padding:3px 12px}
    .tag{font-size:.78rem;padding:5px 12px}
    .back-home{width:100%;justify-content:center}
    .cta-btn{font-size:.95rem}
    .footer-bottom a{
        display:inline-block;
        margin:0 2px;
    }
}