/* roulang page: index */
:root{
  --primary:#0e1d2b;
  --primary-light:#1a2f42;
  --accent:#d9a441;
  --accent-light:#f0b95e;
  --bg:#f4f6f9;
  --card:#ffffff;
  --text:#16212e;
  --text-weak:#5e6d7d;
  --border:#e2e8f0;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 10px 32px rgba(14,29,43,.08);
  --shadow-hover:0 16px 44px rgba(14,29,43,.14);
  --sidebar-w:260px;
  --space:32px;
  --transition:.25s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.7;font-size:15.5px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul,ol{list-style:none}
button,input{font-family:inherit;font-size:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 var(--space)}
.layout{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar-w);background:linear-gradient(180deg,#0e1d2b 0%,#122436 100%);color:#fff;position:fixed;inset:0 auto 0 0;z-index:100;display:flex;flex-direction:column;transition:transform .3s ease}
.sidebar-inner{display:flex;flex-direction:column;height:100%;padding:28px 22px}
.brand{font-size:21px;font-weight:700;letter-spacing:.5px;color:#fff;line-height:1.4;padding:8px 10px 18px;border-bottom:1px solid rgba(255,255,255,.09);display:block}
.brand span{color:var(--accent);font-weight:600;display:block;font-size:14px;letter-spacing:1.2px;margin-top:2px}
.main-nav{margin-top:30px;display:flex;flex-direction:column;gap:6px}
.nav-link{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:var(--radius-sm);color:rgba(255,255,255,.75);font-weight:500;transition:var(--transition);position:relative}
.nav-link i{width:20px;text-align:center;font-size:15px}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-link.active{background:rgba(217,164,65,.16);color:var(--accent-light);font-weight:600}
.nav-link.active::before{content:"";position:absolute;left:0;top:18%;height:64%;width:3px;background:var(--accent);border-radius:0 4px 4px 0}
.sidebar-foot{margin-top:auto;padding-top:24px;border-top:1px solid rgba(255,255,255,.09)}
.sidebar-foot p{font-size:12px;color:rgba(255,255,255,.45);line-height:1.6}
.sidebar-foot .badge{display:inline-block;margin-top:8px;background:rgba(217,164,65,.18);color:var(--accent-light);font-size:11px;padding:4px 10px;border-radius:20px;letter-spacing:.5px}
.main-area{flex:1;margin-left:var(--sidebar-w);display:flex;flex-direction:column;min-width:0}
.mobile-header{display:none}
.menu-toggle{background:transparent;border:none;color:#fff;font-size:22px;cursor:pointer;padding:4px}
.mobile-brand{font-weight:700;color:#fff;font-size:16px}
.mobile-brand span{color:var(--accent)}

.hero{position:relative;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;color:#fff;padding:96px 0 88px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(14,29,43,.92) 0%,rgba(14,29,43,.72) 45%,rgba(14,29,43,.38) 100%)}
.hero .container{position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);padding:8px 18px;border-radius:30px;font-size:13px;letter-spacing:1px;backdrop-filter:blur(6px)}
.hero-badge i{color:var(--accent)}
.hero h1{font-size:44px;line-height:1.25;font-weight:800;margin:22px 0 16px;max-width:680px}
.hero h1 span{color:var(--accent-light)}
.hero p{font-size:17px;line-height:1.8;max-width:600px;color:rgba(255,255,255,.85)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border-radius:30px;font-weight:600;font-size:15px;border:1px solid transparent;cursor:pointer;transition:var(--transition);line-height:1.4}
.btn-accent{background:var(--accent);color:#16212e}
.btn-accent:hover{background:var(--accent-light);transform:translateY(-2px);box-shadow:0 8px 22px rgba(217,164,65,.35)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.45);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-dark{background:var(--primary);color:#fff}
.btn-dark:hover{background:var(--primary-light)}
.hero-stats{display:flex;flex-wrap:wrap;gap:32px;margin-top:48px;padding-top:28px;border-top:1px solid rgba(255,255,255,.15)}
.hero-stat .num{font-size:30px;font-weight:800;color:var(--accent-light);line-height:1.2}
.hero-stat .label{font-size:13px;color:rgba(255,255,255,.7);margin-top:4px}

.section{padding:72px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:38px;gap:20px}
.section-kicker{display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;color:var(--accent);text-transform:uppercase;margin-bottom:8px}
.section-title{font-size:30px;font-weight:800;letter-spacing:-.5px;line-height:1.3}
.section-sub{color:var(--text-weak);max-width:600px;margin-top:10px;font-size:15px}
.section-link{color:var(--primary-light);font-weight:600;font-size:14px;white-space:nowrap;transition:var(--transition);display:inline-flex;align-items:center;gap:6px}
.section-link:hover{color:var(--accent);gap:10px}
.bg-white{background:#fff}
.bg-dark{background:var(--primary);color:#fff}
.bg-dark .section-title{color:#fff}
.bg-dark .section-sub{color:rgba(255,255,255,.7)}

.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}

.feature-card{background:var(--card);border-radius:var(--radius);padding:30px 26px;border:1px solid var(--border);transition:var(--transition);position:relative;overflow:hidden}
.feature-card::after{content:"";position:absolute;top:0;right:0;width:80px;height:80px;background:radial-gradient(circle,rgba(217,164,65,.12) 0%,transparent 70%);border-radius:0 0 0 80px;transition:var(--transition)}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(217,164,65,.35)}
.feature-icon{width:54px;height:54px;border-radius:14px;background:linear-gradient(135deg,var(--accent-light),var(--accent));display:flex;align-items:center;justify-content:center;font-size:22px;color:#16212e;margin-bottom:20px}
.feature-card h3{font-size:18px;font-weight:700;margin-bottom:10px}
.feature-card p{color:var(--text-weak);font-size:14px;line-height:1.7}

.spot-card{border-radius:var(--radius);overflow:hidden;position:relative;background:#fff;border:1px solid var(--border);transition:var(--transition);display:flex;flex-direction:column}
.spot-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}
.spot-cover{position:relative;height:220px;overflow:hidden}
.spot-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.spot-card:hover .spot-cover img{transform:scale(1.06)}
.spot-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(14,29,43,.55))}
.spot-body{padding:24px}
.spot-tag{display:inline-block;background:rgba(217,164,65,.15);color:#a97b1a;font-size:12px;font-weight:700;padding:4px 12px;border-radius:20px;margin-bottom:12px;letter-spacing:.5px}
.spot-body h3{font-size:19px;font-weight:700;line-height:1.45;margin-bottom:10px}
.spot-body p{color:var(--text-weak);font-size:14px;line-height:1.7}
.cover-meta{display:flex;align-items:center;gap:14px;margin-top:14px;font-size:13px;color:var(--text-weak)}
.cover-meta .rating{color:var(--accent);font-weight:700}

.post-list{display:flex;flex-direction:column;gap:14px}
.post-item{display:flex;align-items:center;gap:18px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;transition:var(--transition)}
.post-item:hover{box-shadow:var(--shadow);transform:translateX(4px);border-color:rgba(14,29,43,.15)}
.post-item .post-icon{width:46px;height:46px;flex-shrink:0;border-radius:12px;background:linear-gradient(135deg,#eef2f7,#e2e8f0);display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--primary)}
.post-item .post-info{flex:1;min-width:0}
.post-item .post-cat{font-size:12px;font-weight:700;color:var(--accent);letter-spacing:1px;text-transform:uppercase}
.post-item h4{font-size:15.5px;font-weight:600;margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.post-item p{font-size:13px;color:var(--text-weak);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.post-item .post-time{font-size:12px;color:var(--text-weak);flex-shrink:0}
.stats-panel{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-box{text-align:center;padding:34px 20px;border-radius:var(--radius);background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);transition:var(--transition)}
.stat-box:hover{background:rgba(255,255,255,.08);transform:translateY(-4px)}
.stat-box .num{font-size:34px;font-weight:800;color:var(--accent-light);line-height:1.2}
.stat-box .label{margin-top:8px;font-size:14px;color:rgba(255,255,255,.7)}

.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step{position:relative;text-align:center;padding:34px 20px}
.step-num{width:44px;height:44px;border-radius:50%;background:var(--accent);color:#16212e;font-weight:800;font-size:17px;display:flex;align-items:center;justify-content:center;margin:0 auto 18px;position:relative;z-index:2;box-shadow:0 0 0 5px rgba(217,164,65,.2)}
.step-icon{font-size:26px;color:var(--primary);margin-top:12px}
.step h4{font-size:16px;font-weight:700;margin-bottom:8px}
.step p{font-size:13.5px;color:var(--text-weak);line-height:1.6}
.step:not(:last-child)::after{content:"";position:absolute;top:52px;left:calc(50% + 34px);width:calc(100% - 68px);height:2px;background:var(--border);z-index:1}

.tags-cloud{display:flex;flex-wrap:wrap;gap:12px}
.tag{display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid var(--border);border-radius:30px;padding:9px 20px;font-size:14px;font-weight:500;transition:var(--transition);color:var(--text)}
.tag i{color:var(--accent)}
.tag:hover{background:var(--primary);color:#fff;border-color:var(--primary);transform:translateY(-2px)}

.faq-list{max-width:820px;margin:0 auto}
.faq-item{border:1px solid var(--border);border-radius:var(--radius);margin-bottom:12px;overflow:hidden;background:#fff}
.faq-q{display:flex;justify-content:space-between;align-items:center;padding:19px 24px;cursor:pointer;font-weight:600;font-size:15.5px;transition:var(--transition)}
.faq-q:hover{background:#f8fafc}
.faq-q i{color:var(--accent);transition:transform .3s ease}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;border-top:0 solid var(--border)}
.faq-item.open .faq-a{max-height:260px;border-top-width:1px}
.faq-a p{padding:16px 24px;color:var(--text-weak);font-size:14.5px;line-height:1.7}

.cta-box{background:linear-gradient(120deg,var(--primary) 0%,var(--primary-light) 100%);border-radius:24px;padding:60px 48px;color:#fff;position:relative;overflow:hidden}
.cta-box::before{content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;background:radial-gradient(circle,rgba(217,164,65,.3) 0%,transparent 70%);border-radius:50%}
.cta-box::after{content:"";position:absolute;left:40%;bottom:-80px;width:180px;height:180px;background:radial-gradient(circle,rgba(217,164,65,.2) 0%,transparent 70%);border-radius:50%}
.cta-box .cta-content{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:24px}
.cta-box h2{font-size:30px;font-weight:800;line-height:1.3}
.cta-box p{margin-top:10px;color:rgba(255,255,255,.8);max-width:520px}
.cta-box .btn-accent{margin-top:6px}

.site-footer{background:#0a1520;color:rgba(255,255,255,.6);padding:50px 0 28px;border-top:1px solid rgba(255,255,255,.06)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:44px;margin-bottom:40px}
.footer-brand h3{font-size:19px;font-weight:700;color:#fff;line-height:1.4}
.footer-brand h3 span{color:var(--accent);font-size:13px;display:block;margin-top:3px;letter-spacing:1px}
.footer-brand p{margin-top:14px;font-size:13.5px;line-height:1.7;color:rgba(255,255,255,.5)}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:18px;letter-spacing:1px}
.footer-col a{display:block;font-size:13.5px;color:rgba(255,255,255,.6);margin-bottom:10px;transition:var(--transition)}
.footer-col a:hover{color:var(--accent-light);padding-left:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.07);padding-top:22px;font-size:12.5px;color:rgba(255,255,255,.35);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

.panel{background:#fff;border-radius:var(--radius);border:1px solid var(--border);padding:28px;margin-bottom:28px}
.panel-title{font-size:18px;font-weight:700;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.panel-title i{color:var(--accent)}

.empty-tip{background:#fff;border:1px dashed var(--border);border-radius:var(--radius);padding:36px;text-align:center;color:var(--text-weak)}

@media (max-width:1024px){
  :root{--space:24px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step:not(:last-child)::after{display:none}
  .stats-panel{grid-template-columns:repeat(2,1fr)}
  .sidebar{transform:translateX(-100%)}
  .sidebar.open{transform:translateX(0);box-shadow:0 0 60px rgba(0,0,0,.4)}
  .main-area{margin-left:0}
  .mobile-header{display:flex;align-items:center;justify-content:space-between;background:var(--primary);padding:14px 20px;position:sticky;top:0;z-index:90;color:#fff}
  .hero{padding:70px 0 60px}
  .hero h1{font-size:34px}
}
@media (max-width:768px){
  .grid-3{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .hero-stats{flex-direction:column;gap:18px}
  .section{padding:52px 0}
  .section-head{flex-direction:column;align-items:flex-start}
  .cta-box{padding:40px 28px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .post-item{flex-wrap:wrap}
  .post-item .post-info{min-width:calc(100% - 60px)}
  .post-item .post-time{width:100%;padding-left:64px}
}
@media (max-width:520px){
  .grid-4{grid-template-columns:1fr}
  .stats-panel{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .hero h1{font-size:28px}
  .hero p{font-size:15px}
  .btn{padding:10px 20px;font-size:14px}
  .mobile-brand{font-size:14px}
  .mobile-brand span{font-size:11px;display:block}
  .section-title{font-size:24px}
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
:root {
  --primary: #0d1b2a;
  --primary-light: #16283c;
  --accent: #e8a33d;
  --accent-dark: #c9861f;
  --accent-light: #f6c87a;
  --bg: #f5f5f2;
  --bg-card: #ffffff;
  --text: #16202b;
  --text-weak: #5e6d7a;
  --border: #e7e3dc;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 2px 10px rgba(13, 27, 42, .06);
  --shadow-md: 0 10px 30px rgba(13, 27, 42, .08);
  --shadow-lg: 0 24px 60px rgba(13, 27, 42, .16);
  --space-section: clamp(64px, 8vw, 110px);
  --sidebar-width: 260px;
}

/* ===== Reset / Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea { font-family: inherit; outline: none; }
ul, ol { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.section-pad { padding: var(--space-section) 0; }
.section-head { max-width: 720px; margin-bottom: 48px; }
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(232, 163, 61, .12);
  color: var(--accent-dark);
  padding: 7px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .5px;
  margin-bottom: 16px;
}
.section-tag i { font-size: 12px; }
.section-head h2 {
  font-size: clamp(26px, 3.6vw, 38px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.5px;
  color: var(--primary);
}
.section-head p { color: var(--text-weak); margin-top: 14px; font-size: 16px; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 30px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .3px;
  transition: all .28s ease;
}
.btn-primary { background: var(--accent); color: var(--primary); box-shadow: 0 4px 16px rgba(232, 163, 61, .28); }
.btn-primary:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(232, 163, 61, .36); }
.btn-outline { border: 1.5px solid rgba(255, 255, 255, .55); color: #fff; backdrop-filter: blur(4px); }
.btn-outline:hover { background: rgba(255, 255, 255, .14); border-color: #fff; transform: translateY(-2px); }
.btn-white { background: #fff; color: var(--primary); }
.btn-white:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0, 0, 0, .18); }

/* ===== 左侧竖向导航 ===== */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--primary);
  z-index: 200;
  display: flex;
  flex-direction: column;
  padding: 30px 20px 22px;
  transition: transform .38s cubic-bezier(.4, 0, .2, 1);
  overflow-y: auto;
}
.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 8px 26px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  margin-bottom: 26px;
}
.brand-mark {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), #b97c1e);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 19px;
  color: var(--primary);
  letter-spacing: -1px;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(232, 163, 61, .3);
}
.brand-text { color: #fff; font-size: 18px; font-weight: 700; line-height: 1.25; letter-spacing: .3px; }
.brand-text span { display: block; font-size: 12px; font-weight: 400; color: rgba(255, 255, 255, .55); margin-top: 3px; letter-spacing: .6px; }
.sidebar-nav { display: flex; flex-direction: column; gap: 8px; flex: 1; }
.nav-link {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 13px 16px;
  border-radius: 12px;
  color: rgba(255, 255, 255, .72);
  font-weight: 500;
  font-size: 15px;
  transition: all .25s ease;
  border-left: 3px solid transparent;
}
.nav-link i { width: 20px; text-align: center; font-size: 16px; opacity: .9; }
.nav-link:hover { background: rgba(255, 255, 255, .06); color: #fff; transform: translateX(3px); }
.nav-link.active {
  background: rgba(232, 163, 61, .13);
  color: var(--accent);
  border-left-color: var(--accent);
  font-weight: 600;
}
.sidebar-foot {
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, .07);
  font-size: 12px;
  color: rgba(255, 255, 255, .4);
  line-height: 1.8;
}
.sidebar-foot strong { color: rgba(255, 255, 255, .55); font-weight: 500; }

/* ===== 移动端 Header ===== */
.mobile-header {
  display: none;
  position: sticky;
  top: 0;
  z-index: 180;
  background: var(--primary);
  padding: 14px 20px;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 12px rgba(0, 0, 0, .18);
}
.mobile-brand { color: #fff; font-size: 19px; font-weight: 800; letter-spacing: .3px; display: flex; align-items: center; gap: 6px; }
.mobile-brand span { font-size: 12px; font-weight: 400; color: rgba(255, 255, 255, .55); margin-top: 2px; }
.menu-toggle {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255, 255, 255, .08);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  transition: background .2s;
}
.menu-toggle:hover { background: rgba(255, 255, 255, .16); }
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, .5);
  z-index: 190;
  backdrop-filter: blur(2px);
}
.sidebar-overlay.show { display: block; }

/* ===== 主内容 ===== */
.main-content { margin-left: var(--sidebar-width); min-height: 100vh; }

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: clamp(80px, 11vw, 140px) 0;
  background: linear-gradient(100deg, rgba(13, 27, 42, .92) 10%, rgba(13, 27, 42, .68) 55%, rgba(13, 27, 42, .38) 100%),
    url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  color: #fff;
}
.hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 100px;
  background: linear-gradient(transparent, rgba(245, 245, 242, 1));
}
.hero .container { position: relative; z-index: 2; }
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(232, 163, 61, .18);
  border: 1px solid rgba(232, 163, 61, .35);
  color: var(--accent-light);
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  backdrop-filter: blur(4px);
}
.hero h1 {
  font-size: clamp(34px, 6vw, 58px);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -1px;
  margin: 22px 0 18px;
  max-width: 760px;
}
.hero h1 span { color: var(--accent); }
.hero-desc {
  font-size: 17px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .8);
  max-width: 620px;
  margin-bottom: 30px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  margin-top: 48px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, .15);
}
.hero-meta .meta-item { display: flex; align-items: center; gap: 12px; }
.hero-meta .meta-num { font-size: 30px; font-weight: 900; color: var(--accent); line-height: 1; }
.hero-meta .meta-label { font-size: 13px; color: rgba(255, 255, 255, .6); }

/* ===== 栏目特色 ===== */
.features { padding: var(--space-section) 0 0; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 34px 30px;
  box-shadow: var(--shadow-sm);
  border-top: 3px solid var(--accent);
  transition: all .3s ease;
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: rgba(232, 163, 61, .14);
  color: var(--accent-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 20px;
}
.feature-card h3 { font-size: 19px; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.feature-card p { font-size: 14px; color: var(--text-weak); line-height: 1.75; }

/* ===== 最新资讯 ===== */
.news-section { padding: var(--space-section) 0; }
.article-featured {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  background: var(--primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  color: #fff;
  margin-bottom: 24px;
  box-shadow: var(--shadow-md);
}
.article-featured .featured-img { position: relative; min-height: 280px; }
.article-featured .featured-img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.article-featured .featured-img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 45%, rgba(13, 27, 42, .35));
}
.article-featured .featured-body { padding: 40px 36px; display: flex; flex-direction: column; justify-content: center; }
.article-featured .badge-editor {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
  align-self: flex-start;
}
.article-featured h3 { font-size: 24px; font-weight: 800; line-height: 1.35; margin-bottom: 14px; letter-spacing: -.3px; }
.article-featured p { color: rgba(255, 255, 255, .72); font-size: 15px; line-height: 1.8; }
.article-featured .article-meta { display: flex; gap: 18px; margin-top: 22px; font-size: 13px; color: rgba(255, 255, 255, .5); }
.article-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.article-card {
  display: flex;
  gap: 0;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all .3s ease;
}
.article-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.article-card .card-img { width: 128px; flex-shrink: 0; position: relative; overflow: hidden; }
.article-card .card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.article-card:hover .card-img img { transform: scale(1.07); }
.article-card .card-body { padding: 20px 22px; display: flex; flex-direction: column; }
.card-tag {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  background: rgba(13, 27, 42, .07);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 10px;
  transition: background .2s;
}
.article-card:hover .card-tag { background: rgba(232, 163, 61, .18); color: var(--accent-dark); }
.article-card h4 { font-size: 16px; font-weight: 700; line-height: 1.5; color: var(--text); margin-bottom: 8px; transition: color .2s; }
.article-card:hover h4 { color: var(--accent-dark); }
.article-card .card-summary { font-size: 13px; color: var(--text-weak); line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.article-card .card-meta { margin-top: auto; padding-top: 14px; display: flex; gap: 14px; font-size: 12px; color: #9aa5b1; }

/* ===== 数据统计 ===== */
.stats-section { padding: 0 0 var(--space-section); }
.stats-panel {
  background: var(--primary);
  border-radius: var(--radius-lg);
  padding: 52px 48px;
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  box-shadow: var(--shadow-lg);
}
.stats-panel::before {
  content: "";
  position: absolute;
  right: -100px;
  top: -100px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(232, 163, 61, .12);
}
.stats-panel::after {
  content: "";
  position: absolute;
  left: -60px;
  bottom: -80px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .03);
}
.stat-item { position: relative; z-index: 2; text-align: center; }
.stat-item .stat-num { font-size: clamp(34px, 4vw, 52px); font-weight: 900; color: var(--accent); line-height: 1.1; letter-spacing: -1px; }
.stat-item .stat-label { font-size: 13px; color: rgba(255, 255, 255, .6); margin-top: 8px; letter-spacing: 1px; }

/* ===== 热门专题 ===== */
.topics-section { padding: 0 0 var(--space-section); }
.topics-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.topic-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 380px;
  box-shadow: var(--shadow-md);
  display: block;
  transition: all .35s ease;
}
.topic-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.topic-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.topic-card:hover img { transform: scale(1.06); }
.topic-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13, 27, 42, .88) 0%, rgba(13, 27, 42, .2) 55%, rgba(13, 27, 42, .1) 100%);
}
.topic-content { position: absolute; left: 24px; right: 24px; bottom: 22px; z-index: 2; color: #fff; }
.topic-content .topic-tag {
  display: inline-block;
  background: var(--accent);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  padding: 5px 13px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.topic-content h3 { font-size: 19px; font-weight: 800; line-height: 1.4; margin-bottom: 8px; letter-spacing: -.2px; }
.topic-content p { font-size: 13px; color: rgba(255, 255, 255, .72); line-height: 1.7; margin-bottom: 14px; }
.topic-content .topic-link { font-size: 13px; font-weight: 600; color: var(--accent-light); display: inline-flex; align-items: center; gap: 6px; }
.topic-link i { transition: transform .25s; }
.topic-card:hover .topic-link i { transform: translateX(4px); }

/* ===== 时间线 ===== */
.timeline-section { padding: var(--space-section) 0; background: #fff; }
.timeline-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.timeline-step {
  position: relative;
  background: var(--bg);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  border-top: 3px solid var(--accent);
  transition: all .3s ease;
}
.timeline-step:hover { background: var(--primary); color: #fff; transform: translateY(-4px); }
.timeline-step .step-num { font-size: 34px; font-weight: 900; color: var(--accent); opacity: .35; line-height: 1; margin-bottom: 18px; }
.timeline-step:hover .step-num { opacity: 1; }
.timeline-step h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.timeline-step p { font-size: 13px; line-height: 1.7; color: var(--text-weak); }
.timeline-step:hover p { color: rgba(255, 255, 255, .65); }

/* ===== FAQ ===== */
.faq-section { padding: var(--space-section) 0; }
.faq-wrap { max-width: 820px; margin: 0 auto; }
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: box-shadow .3s, border-color .3s;
}
.faq-item:hover { box-shadow: var(--shadow-sm); }
.faq-item.active { border-color: var(--accent); box-shadow: var(--shadow-sm); }
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 26px;
  cursor: pointer;
  user-select: none;
}
.faq-q h3 { font-size: 15px; font-weight: 600; color: var(--text); line-height: 1.5; }
.faq-q .faq-icon {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(13, 27, 42, .05);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  flex-shrink: 0;
  transition: all .3s;
}
.faq-item.active .faq-icon { background: var(--accent); color: var(--primary); transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.faq-a-inner { padding: 0 26px 22px; font-size: 14px; color: var(--text-weak); line-height: 1.8; border-top: 1px dashed var(--border); padding-top: 16px; margin: 0 26px 0; padding-left: 0; padding-right: 0; }

/* ===== CTA ===== */
.cta-section { padding: 0 0 var(--space-section); }
.cta-box {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(115deg, rgba(13, 27, 42, .9), rgba(13, 27, 42, .72)),
    url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  padding: clamp(48px, 7vw, 84px);
  text-align: center;
  color: #fff;
  box-shadow: var(--shadow-lg);
}
.cta-box h2 { font-size: clamp(26px, 4vw, 38px); font-weight: 800; letter-spacing: -.5px; margin-bottom: 12px; }
.cta-box p { color: rgba(255, 255, 255, .75); font-size: 15px; max-width: 540px; margin: 0 auto 28px; line-height: 1.8; }
.cta-form {
  display: flex;
  max-width: 500px;
  margin: 0 auto;
  background: #fff;
  border-radius: 999px;
  padding: 5px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, .25);
}
.cta-form input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 0 20px;
  font-size: 14px;
  color: var(--text);
  min-width: 0;
}
.cta-form button {
  background: var(--accent);
  color: var(--primary);
  border-radius: 999px;
  padding: 12px 28px;
  font-weight: 700;
  font-size: 14px;
  white-space: nowrap;
  transition: all .25s;
}
.cta-form button:hover { background: var(--accent-light); }
.cta-note { margin-top: 18px; font-size: 12px; color: rgba(255, 255, 255, .45); }

/* ===== Footer ===== */
.site-footer { background: #edece7; border-top: 1px solid var(--border); padding-top: 60px; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1.2fr 1.2fr;
  gap: 48px;
  padding-bottom: 44px;
  border-bottom: 1px solid var(--border);
}
.footer-brand h3 { font-size: 21px; font-weight: 800; color: var(--primary); margin-bottom: 14px; }
.footer-brand h3 span { color: var(--accent-dark); font-weight: 400; font-size: 14px; margin-left: 4px; }
.footer-brand p { font-size: 13px; color: var(--text-weak); line-height: 1.8; max-width: 340px; }
.footer-col h4 { font-size: 14px; font-weight: 700; color: var(--primary); margin-bottom: 18px; letter-spacing: .5px; }
.footer-col a {
  display: block;
  font-size: 13px;
  color: var(--text-weak);
  padding: 6px 0;
  transition: all .2s;
}
.footer-col a:hover { color: var(--accent-dark); padding-left: 6px; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding: 24px 0 28px;
  font-size: 12px;
  color: #9aa5b1;
}

/* ===== 响应式断点 ===== */
@media (max-width: 1100px) {
  .sidebar { transform: translateX(-100%); box-shadow: none; }
  .sidebar.open { transform: translateX(0); box-shadow: 0 20px 60px rgba(0, 0, 0, .3); }
  .main-content { margin-left: 0; }
  .mobile-header { display: flex; }
  .features-grid { grid-template-columns: 1fr; gap: 16px; }
  .article-featured { grid-template-columns: 1fr; }
  .article-featured .featured-img { min-height: 220px; }
  .topics-grid { grid-template-columns: 1fr 1fr; }
  .topic-card { height: 300px; }
  .timeline-grid { grid-template-columns: 1fr 1fr; }
  .stats-panel { grid-template-columns: 1fr 1fr; padding: 38px 30px; }
}

@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .section-head { margin-bottom: 32px; }
  .article-grid { grid-template-columns: 1fr; }
  .article-card .card-img { width: 110px; }
  .topics-grid { grid-template-columns: 1fr; }
  .topic-card { height: 260px; }
  .timeline-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; justify-content: center; }
  .cta-box { padding: 40px 24px; }
  .cta-form { flex-direction: column; border-radius: 20px; background: transparent; box-shadow: none; gap: 10px; }
  .cta-form input { background: #fff; border-radius: 999px; padding: 15px 20px; }
  .cta-form button { border-radius: 999px; padding: 15px 28px; width: 100%; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { justify-content: center; }
}

@media (max-width: 520px) {
  .hero { padding: 70px 0 80px; }
  .hero h1 { font-size: 30px; }
  .hero-meta { gap: 20px; flex-direction: column; align-items: flex-start; }
  .article-featured .featured-body { padding: 26px 20px; }
  .article-featured h3 { font-size: 19px; }
  .feature-card { padding: 26px 22px; }
  .stats-panel { grid-template-columns: 1fr 1fr; gap: 20px; padding: 30px 20px; }
}

/* roulang page: article */
:root {
    --c-brand: #0b1d3a;
    --c-brand-2: #132a4a;
    --c-accent: #d4a056;
    --c-accent-2: #f0b464;
    --c-bg: #f6f4f0;
    --c-surface: #ffffff;
    --c-text: #1e2735;
    --c-text-weak: #6b7a90;
    --c-border: #e5e1da;
    --radius: 18px;
    --radius-sm: 12px;
    --shadow: 0 8px 30px rgba(11, 29, 58, .08);
    --shadow-lg: 0 18px 48px rgba(11, 29, 58, .14);
    --font: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;
    --sidebar-w: 260px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); background: var(--c-bg); color: var(--c-text); line-height: 1.7; min-height: 100vh; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style-position: outside; }
a:focus-visible, button:focus-visible { outline: 3px solid rgba(212, 160, 86, .55); outline-offset: 2px; border-radius: 6px; }
::selection { background: rgba(212, 160, 86, .25); }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 900px; }

/* ===== 左侧竖向导航 ===== */
.site-shell { display: flex; min-height: 100vh; }
.sidebar {
    width: var(--sidebar-w);
    flex-shrink: 0;
    background: linear-gradient(180deg, #0b1d3a 0%, #081a31 100%);
    color: #e8edf5;
    position: sticky;
    top: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    padding: 34px 22px 28px;
    overflow: hidden;
    z-index: 100;
}
.sidebar::after {
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: 0;
    height: 260px;
    background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
    opacity: .07;
    pointer-events: none;
}
.sidebar-inner { position: relative; z-index: 2; display: flex; flex-direction: column; height: 100%; }
.sidebar-brand {
    display: block;
    font-size: 23px;
    font-weight: 800;
    color: #fff;
    line-height: 1.35;
    letter-spacing: .5px;
    margin-bottom: 6px;
    padding-left: 4px;
}
.sidebar-brand span {
    display: block;
    color: var(--c-accent);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 3px;
    margin-top: 3px;
}
.sidebar-brand small {
    display: block;
    font-size: 11px;
    font-weight: 400;
    color: rgba(255, 255, 255, .35);
    letter-spacing: 1px;
    margin-top: 10px;
}
.sidebar-nav { display: flex; flex-direction: column; gap: 8px; margin-top: 42px; }
.sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    gap: 13px;
    padding: 13px 16px;
    border-radius: 12px;
    color: rgba(255, 255, 255, .72);
    font-weight: 600;
    font-size: 15px;
    border: 1px solid transparent;
    transition: all .25s ease;
}
.sidebar-nav .nav-link i { width: 20px; text-align: center; opacity: .85; font-size: 15px; }
.sidebar-nav .nav-link:hover { background: rgba(255, 255, 255, .08); color: #fff; transform: translateX(4px); }
.sidebar-nav .nav-link.active {
    background: rgba(212, 160, 86, .14);
    color: var(--c-accent);
    border-color: rgba(212, 160, 86, .28);
}
.sidebar-note {
    margin-top: auto;
    border-top: 1px solid rgba(255, 255, 255, .1);
    padding-top: 22px;
    font-size: 13px;
    line-height: 2;
    color: rgba(255, 255, 255, .45);
    letter-spacing: .3px;
}
.sidebar-note .dot {
    display: inline-block;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: #3ddc84;
    margin-right: 6px;
    box-shadow: 0 0 8px rgba(61, 220, 132, .5);
}
.sidebar-overlay { display: none; }

/* ===== 移动端顶部导航 ===== */
.mobile-header {
    display: none;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--c-brand);
    color: #fff;
    position: sticky;
    top: 0;
    z-index: 600;
    box-shadow: 0 4px 18px rgba(8, 21, 38, .18);
}
.mobile-brand { font-size: 18px; font-weight: 800; color: #fff; line-height: 1.3; }
.mobile-brand span { color: var(--c-accent); font-size: 12px; font-weight: 600; letter-spacing: 1px; display: block; }
.menu-toggle {
    width: 42px; height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, .2);
    color: #fff;
    font-size: 18px;
    transition: background .2s;
}
.menu-toggle:hover { background: rgba(255, 255, 255, .08); }

/* ===== 主内容区 ===== */
.main-content { flex: 1; min-width: 0; background: var(--c-bg); }

/* ===== 文章首屏 Hero ===== */
.article-hero {
    position: relative;
    padding: 84px 0 70px;
    background: linear-gradient(132deg, #0b1d3a 0%, #10294a 55%, #0a1830 100%);
    color: #fff;
    overflow: hidden;
}
.article-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
    opacity: .16;
}
.article-hero::after {
    content: "";
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 120px;
    background: linear-gradient(180deg, transparent, rgba(11, 29, 58, .55));
    pointer-events: none;
}
.article-hero .container { position: relative; z-index: 3; max-width: 1020px; }
.hero-kicker {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--c-accent);
    background: rgba(212, 160, 86, .12);
    border: 1px solid rgba(212, 160, 86, .25);
    padding: 7px 18px;
    border-radius: 999px;
    margin-bottom: 22px;
}
.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: rgba(255, 255, 255, .6);
    margin-bottom: 22px;
}
.breadcrumb a { color: rgba(255, 255, 255, .82); transition: color .2s; }
.breadcrumb a:hover { color: var(--c-accent); }
.breadcrumb .sep { opacity: .4; font-size: 12px; }
.article-hero h1 {
    font-size: 44px;
    line-height: 1.32;
    font-weight: 800;
    letter-spacing: .5px;
    margin-bottom: 24px;
    max-width: 920px;
    word-break: break-word;
}
.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 22px;
    font-size: 14px;
    color: rgba(255, 255, 255, .75);
}
.article-meta .meta-item { display: inline-flex; align-items: center; gap: 8px; }
.article-meta .meta-item i { color: var(--c-accent); font-size: 14px; }

/* ===== 文章正文板块 ===== */
.article-section { padding: 52px 0 20px; }
.article-card {
    background: var(--c-surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 52px 58px;
    border: 1px solid rgba(255, 255, 255, .6);
}
.article-summary {
    background: #f8f6f3;
    border-left: 4px solid var(--c-accent);
    padding: 20px 26px;
    border-radius: 0 12px 12px 0;
    margin-bottom: 32px;
    font-size: 15px;
    line-height: 2;
    color: #55627a;
}
.summary-label {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    color: var(--c-brand);
    background: var(--c-accent);
    padding: 2px 12px;
    border-radius: 999px;
    margin-right: 10px;
    vertical-align: 2px;
}
.article-body { font-size: 16px; line-height: 2.05; color: #333c4d; }
.article-body h2 {
    font-size: 26px;
    color: var(--c-brand);
    margin: 42px 0 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid #f0ece6;
    line-height: 1.4;
}
.article-body h3 { font-size: 21px; color: var(--c-brand); margin: 34px 0 12px; line-height: 1.5; }
.article-body p { margin-bottom: 18px; }
.article-body img { border-radius: 14px; margin: 26px 0; width: 100%; height: auto; object-fit: cover; }
.article-body ul, .article-body ol { margin: 0 0 20px 26px; }
.article-body li { margin-bottom: 10px; }
.article-body blockquote {
    margin: 30px 0;
    padding: 22px 28px;
    background: #f8f6f3;
    border-left: 4px solid var(--c-accent);
    border-radius: 0 12px 12px 0;
    color: #55627a;
    font-style: normal;
    line-height: 2;
}
.article-body a { color: var(--c-brand); border-bottom: 2px solid rgba(212, 160, 86, .5); transition: all .2s; }
.article-body a:hover { color: var(--c-accent); }
.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 36px;
    padding-top: 26px;
    border-top: 1px solid #efebe5;
}
.article-tags .tag {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 17px;
    background: #f6f4f0;
    border: 1px solid #e5e1da;
    border-radius: 999px;
    font-size: 13px;
    color: #55627a;
    transition: all .2s ease;
}
.article-tags .tag i { font-size: 12px; color: var(--c-accent); }
.article-tags .tag:hover { border-color: var(--c-accent); color: var(--c-brand); transform: translateY(-1px); }

/* ===== 内容未找到 ===== */
.not-found {
    text-align: center;
    padding: 80px 20px;
}
.not-found .nf-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 72px; height: 72px;
    border-radius: 50%;
    background: #f6f4f0;
    color: var(--c-accent);
    font-size: 28px;
    margin-bottom: 24px;
}
.not-found h2 { font-size: 32px; color: var(--c-brand); margin-bottom: 14px; }
.not-found p { color: var(--c-text-weak); margin-bottom: 30px; }
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    background: var(--c-brand);
    color: #fff;
    padding: 14px 30px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 15px;
    transition: all .25s ease;
}
.btn-primary:hover { background: var(--c-accent); color: var(--c-brand); transform: translateY(-2px); box-shadow: 0 10px 26px rgba(212, 160, 86, .3); }

/* ===== 相关推荐 ===== */
.related-section { padding: 62px 0 30px; }
.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 34px;
}
.section-head h2 { font-size: 30px; font-weight: 800; color: var(--c-brand); letter-spacing: .3px; }
.section-head p { color: var(--c-text-weak); font-size: 15px; margin-top: 6px; }
.section-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--c-brand);
    padding: 10px 20px;
    border: 1px solid var(--c-border);
    border-radius: 999px;
    background: var(--c-surface);
    transition: all .25s ease;
}
.section-more:hover { border-color: var(--c-accent); color: var(--c-accent); transform: translateX(-3px); }
.related-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.related-card {
    display: block;
    background: var(--c-surface);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--c-border);
    box-shadow: 0 4px 16px rgba(11, 29, 58, .05);
    transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.related-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.related-thumb { aspect-ratio: 16 / 10; overflow: hidden; }
.related-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .55s ease; }
.related-card:hover .related-thumb img { transform: scale(1.06); }
.related-info { padding: 18px 20px 20px; }
.related-info .badge {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    color: var(--c-brand);
    background: #f1e5ce;
    padding: 4px 13px;
    border-radius: 999px;
    margin-bottom: 10px;
}
.related-info h3 {
    font-size: 16px;
    line-height: 1.55;
    font-weight: 700;
    color: var(--c-text);
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 50px;
}
.related-info p {
    font-size: 13px;
    line-height: 1.7;
    color: var(--c-text-weak);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 12px;
    min-height: 44px;
}
.related-info time { font-size: 12px; color: #9aa7b8; }
.related-info time i { margin-right: 4px; }
.empty-tip {
    text-align: center;
    padding: 48px 20px;
    background: var(--c-surface);
    border-radius: var(--radius-sm);
    border: 1px solid var(--c-border);
    color: var(--c-text-weak);
    font-size: 15px;
}
.empty-tip i { margin-right: 8px; color: var(--c-accent); }

/* ===== CTA 区块 ===== */
.cta-section { padding: 48px 0 80px; }
.cta-box {
    position: relative;
    padding: 64px 48px;
    border-radius: 22px;
    background: linear-gradient(125deg, #0b1d3a 0%, #142c50 60%, #0d1f3b 100%);
    overflow: hidden;
    text-align: center;
    color: #fff;
}
.cta-box::before {
    content: "";
    position: absolute;
    inset: 0;
    background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
    opacity: .14;
}
.cta-box > * { position: relative; z-index: 2; }
.cta-box h2 { font-size: 32px; margin-bottom: 14px; font-weight: 800; letter-spacing: .5px; }
.cta-box p {
    color: rgba(255, 255, 255, .82);
    max-width: 660px;
    margin: 0 auto 32px;
    font-size: 16px;
    line-height: 1.9;
}
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta-actions a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 30px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 15px;
    transition: all .25s ease;
}
.cta-actions a:first-child { background: var(--c-accent); color: var(--c-brand); }
.cta-actions a:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(0, 0, 0, .22); }
.cta-actions a:not(:first-child) { border: 1px solid rgba(255, 255, 255, .35); color: #fff; }
.cta-actions a:not(:first-child):hover { background: rgba(255, 255, 255, .1); }

/* ===== 页脚 ===== */
.site-footer { background: #081526; color: #aeb9c9; padding: 58px 0 26px; }
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 42px;
}
.footer-brand h3 { color: #fff; font-size: 20px; font-weight: 800; }
.footer-brand h3 span { color: var(--c-accent); font-size: 13px; font-weight: 600; display: block; letter-spacing: 2px; margin-top: 4px; }
.footer-brand p { font-size: 14px; line-height: 1.9; margin-top: 16px; max-width: 380px; color: rgba(255, 255, 255, .55); }
.footer-col h4 {
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: 1px;
    position: relative;
    padding-bottom: 10px;
}
.footer-col h4::after {
    content: "";
    position: absolute;
    bottom: 0; left: 0;
    width: 28px; height: 3px;
    border-radius: 3px;
    background: var(--c-accent);
}
.footer-col a {
    display: block;
    color: rgba(174, 185, 201, .85);
    font-size: 14px;
    margin-bottom: 13px;
    transition: all .2s ease;
}
.footer-col a:hover { color: var(--c-accent); padding-left: 5px; }
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .09);
    padding-top: 26px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 13px;
    color: rgba(255, 255, 255, .4);
}

/* ===== 响应式断点 ===== */
@media (max-width: 1024px) {
    .site-shell { display: block; }
    .sidebar {
        position: fixed;
        left: 0; top: 0; bottom: 0;
        z-index: 1000;
        width: 286px;
        transform: translateX(-100%);
        transition: transform .35s ease;
        box-shadow: none;
        border-radius: 0 16px 16px 0;
    }
    .sidebar.open { transform: translateX(0); box-shadow: 14px 0 44px rgba(0, 0, 0, .25); }
    .sidebar-overlay {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(8, 21, 38, .55);
        z-index: 999;
        opacity: 0;
        visibility: hidden;
        transition: opacity .3s ease;
        backdrop-filter: blur(3px);
    }
    .sidebar-overlay.show { opacity: 1; visibility: visible; }
    .mobile-header { display: flex; }
    .related-grid { grid-template-columns: repeat(2, 1fr); gap: 18px; }
    .article-hero { padding: 66px 0 54px; }
    .article-hero h1 { font-size: 34px; }
    .article-card { padding: 38px 34px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}
@media (max-width: 768px) {
    .container { padding: 0 18px; }
    .article-section { padding: 34px 0 10px; }
    .article-card { padding: 28px 22px; border-radius: 14px; }
    .article-hero h1 { font-size: 28px; }
    .section-head { flex-direction: column; align-items: flex-start; gap: 12px; }
    .section-head h2 { font-size: 25px; }
    .cta-box { padding: 42px 24px; }
    .cta-box h2 { font-size: 25px; }
    .cta-box p { font-size: 15px; }
    .footer-grid { grid-template-columns: 1fr; gap: 34px; }
    .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
    .article-body { font-size: 15px; line-height: 1.95; }
    .article-body h2 { font-size: 22px; }
    .article-body h3 { font-size: 19px; }
}
@media (max-width: 520px) {
    .related-grid { grid-template-columns: 1fr; }
    .article-meta { gap: 12px; font-size: 13px; }
    .breadcrumb { font-size: 13px; }
    .hero-kicker { font-size: 12px; padding: 6px 14px; }
    .cta-actions { flex-direction: column; }
    .cta-actions a { justify-content: center; }
    .not-found { padding: 50px 14px; }
    .not-found h2 { font-size: 26px; }
    .article-tags .tag { padding: 7px 13px; font-size: 12px; }
}

/* roulang page: category2 */
:root {
  --primary: #14213d;
  --primary-light: #1f3a5f;
  --accent: #f0a500;
  --accent-hover: #d18f00;
  --accent-soft: rgba(240, 165, 0, 0.12);
  --bg: #f6f7f9;
  --card: #ffffff;
  --text: #1b2a41;
  --text-muted: #64748b;
  --border: #e5e9f0;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 4px 24px rgba(20, 33, 61, 0.08);
  --shadow-hover: 0 14px 36px rgba(20, 33, 61, 0.14);
  --sidebar-width: 260px;
  --transition: all .3s ease;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
}

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

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

button, input, select, textarea {
  font-family: inherit;
  font-size: 100%;
  border: none;
  background: none;
}

a:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

.container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ===== Sidebar ===== */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--primary);
  color: #fff;
  padding: 32px 22px 24px;
  display: flex;
  flex-direction: column;
  z-index: 1050;
  transition: transform .32s ease;
  overflow-y: auto;
}

.sidebar-brand {
  display: block;
  font-size: 21px;
  font-weight: 800;
  letter-spacing: .5px;
  color: #fff;
  line-height: 1.4;
  padding: 6px 10px 22px;
  border-bottom: 1px solid rgba(255, 255, 255, .12);
}

.sidebar-brand span {
  color: var(--accent);
}

.sidebar-nav {
  margin-top: 26px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  color: rgba(255, 255, 255, .74);
  font-size: 15px;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-item i {
  width: 20px;
  text-align: center;
  font-size: 16px;
}

.nav-item:hover {
  background: rgba(255, 255, 255, .1);
  color: #fff;
  transform: translateX(2px);
}

.nav-item.active {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}

.nav-item.active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 22px;
  background: var(--accent);
  border-radius: 0 4px 4px 0;
}

.sidebar-foot {
  margin-top: 32px;
  padding: 18px 12px 4px;
  border-top: 1px solid rgba(255, 255, 255, .1);
  font-size: 12px;
  color: rgba(255, 255, 255, .45);
  text-align: center;
  letter-spacing: .4px;
}

.sidebar-close {
  display: none;
  position: absolute;
  top: 18px;
  right: 18px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .12);
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.sidebar-close:hover {
  background: rgba(255, 255, 255, .22);
  transform: rotate(90deg);
}

/* ===== Mobile Header ===== */
.mobile-header {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 62px;
  background: var(--primary);
  padding: 0 20px;
  z-index: 1040;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 16px rgba(20, 33, 61, .28);
}

.mobile-brand {
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  letter-spacing: .4px;
}

.mobile-brand span {
  color: var(--accent);
}

.menu-toggle {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255, 255, 255, .1);
  color: #fff;
  font-size: 17px;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.menu-toggle:hover {
  background: rgba(255, 255, 255, .2);
}

/* ===== Main Layout ===== */
.main-content {
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ===== Hero ===== */
.category-hero {
  position: relative;
  padding: 110px 40px 100px;
  background-image: url('<?php echo $hero_img; ?>');
  background-size: cover;
  background-position: center 40%;
  color: #fff;
  isolation: isolate;
}

.category-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(20, 33, 61, .94) 0%, rgba(20, 33, 61, .78) 55%, rgba(20, 33, 61, .5) 100%);
  z-index: -1;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-soft);
  border: 1px solid rgba(240, 165, 0, .35);
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 30px;
  letter-spacing: .6px;
  margin-bottom: 24px;
}

.hero-tag i {
  font-size: 12px;
}

.category-hero h1 {
  font-size: 44px;
  line-height: 1.22;
  font-weight: 800;
  margin-bottom: 18px;
  letter-spacing: .5px;
}

.category-hero h1 span {
  color: var(--accent);
}

.hero-sub {
  max-width: 540px;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .85);
  margin-bottom: 30px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 40px;
  font-size: 13px;
  color: rgba(255, 255, 255, .65);
}

.breadcrumb a {
  color: rgba(255, 255, 255, .85);
  transition: var(--transition);
}

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

.breadcrumb i {
  font-size: 11px;
}

/* ===== Section ===== */
.section {
  padding: 80px 0;
}

.section-alt {
  background: #fff;
}

.section-head {
  max-width: 760px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-label {
  display: inline-block;
  background: var(--accent-soft);
  color: var(--accent-hover);
  font-size: 13px;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 30px;
  letter-spacing: .5px;
  margin-bottom: 12px;
}

.section-head h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.3;
  margin-bottom: 10px;
}

.section-head p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.75;
}

/* ===== Card Grid ===== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.card-item {
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.card-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(240, 165, 0, .25);
}

.card-cover {
  height: 190px;
  overflow: hidden;
  position: relative;
}

.card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .55s ease;
}

.card-item:hover .card-cover img {
  transform: scale(1.06);
}

.card-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(20, 33, 61, .25));
}

.card-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(20, 33, 61, .82);
  backdrop-filter: blur(6px);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  letter-spacing: .4px;
  z-index: 2;
}

.card-body {
  padding: 26px 24px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-body h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
  transition: var(--transition);
}

.card-item:hover .card-body h3 {
  color: var(--accent-hover);
}

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

.card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  font-size: 12px;
  color: #94a3b8;
}

.card-meta .tag {
  background: var(--accent-soft);
  color: #a87000;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 16px;
}

/* ===== Deep Read ===== */
.read-grid {
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.read-item {
  display: grid;
  grid-template-columns: 5fr 6fr;
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.read-item:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.read-item.reverse .read-image {
  order: 2;
}

.read-image {
  min-height: 260px;
  overflow: hidden;
  position: relative;
}

.read-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}

.read-item:hover .read-image img {
  transform: scale(1.04);
}

.read-content {
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.read-content .read-label {
  color: var(--accent-hover);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .6px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.read-content h3 {
  font-size: 24px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.35;
  margin-bottom: 12px;
}

.read-content p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 18px;
}

.read-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.read-link:hover {
  color: var(--accent-hover);
  gap: 12px;
}

/* ===== Rank ===== */
.rank-section {
  background: linear-gradient(180deg, #fff 0%, var(--bg) 100%);
}

.rank-list {
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.rank-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 18px 22px;
  background: var(--card);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.rank-item:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(240, 165, 0, .3);
}

.rank-num {
  font-size: 30px;
  font-weight: 800;
  font-style: italic;
  color: var(--accent);
  width: 52px;
  text-align: center;
  flex-shrink: 0;
}

.rank-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--primary);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  flex-shrink: 0;
}

.rank-main {
  flex: 1;
}

.rank-main h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 2px;
  transition: var(--transition);
}

.rank-item:hover .rank-main h3 {
  color: var(--accent-hover);
}

.rank-main span {
  font-size: 13px;
  color: var(--text-muted);
}

.rank-stat {
  font-size: 13px;
  color: #94a3b8;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 6px;
}

.rank-stat i {
  color: var(--accent);
}

/* ===== Stats ===== */
.stats-section {
  background: var(--primary);
  background-image: linear-gradient(135deg, rgba(240, 165, 0, .06) 0%, transparent 50%), linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.stat-card {
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--radius);
  padding: 36px 18px;
  text-align: center;
  transition: var(--transition);
}

.stat-card:hover {
  background: rgba(255, 255, 255, .12);
  transform: translateY(-4px);
}

.stat-card .num {
  font-size: 42px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.2;
}

.stat-card .num small {
  font-size: 20px;
  margin-left: 2px;
}

.stat-card .label {
  color: rgba(255, 255, 255, .78);
  font-size: 14px;
  margin-top: 6px;
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: rgba(240, 165, 0, .3);
}

.faq-item.open {
  box-shadow: var(--shadow-hover);
}

.faq-question {
  padding: 20px 26px;
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--accent-hover);
}

.faq-question .icon {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
  transition: transform .35s ease;
}

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

.faq-answer {
  padding: 0 26px 22px;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.8;
  display: none;
}

.faq-item.open .faq-answer {
  display: block;
  animation: fadeIn .3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== CTA ===== */
.cta-section {
  padding: 50px 0 80px;
}

.cta-box {
  position: relative;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: 22px;
  padding: 60px 48px;
  text-align: center;
  color: #fff;
  overflow: hidden;
  isolation: isolate;
}

.cta-box::after {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(240, 165, 0, .15);
  z-index: -1;
}

.cta-box::before {
  content: "";
  position: absolute;
  left: -60px;
  bottom: -80px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(240, 165, 0, .08);
  z-index: -1;
}

.cta-box h3 {
  font-size: 30px;
  font-weight: 800;
  margin-bottom: 12px;
}

.cta-box p {
  color: rgba(255, 255, 255, .78);
  max-width: 560px;
  margin: 0 auto 30px;
  font-size: 15px;
  line-height: 1.8;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 32px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: var(--primary);
  box-shadow: 0 4px 18px rgba(240, 165, 0, .3);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(240, 165, 0, .4);
}

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

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

/* ===== Footer ===== */
.site-footer {
  background: #0d1626;
  color: #94a3b8;
  padding-top: 60px;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 42px;
}

.footer-brand h3 {
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 12px;
}

.footer-brand h3 span {
  color: var(--accent);
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: #7e8ca6;
}

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

.footer-col a {
  display: block;
  padding: 5px 0;
  font-size: 14px;
  color: #94a3b8;
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--accent);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .08);
  padding: 18px 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #64748b;
}

/* ===== Responsive ===== */
@media (max-width: 1200px) {
  .container {
    padding: 0 32px;
  }

  .category-hero {
    padding: 90px 32px 84px;
  }

  .read-content {
    padding: 32px 28px;
  }
}

@media (max-width: 992px) {
  .sidebar {
    transform: translateX(-100%);
    box-shadow: none;
  }

  .sidebar.open {
    transform: translateX(0);
    box-shadow: 8px 0 40px rgba(0, 0, 0, .35);
  }

  .sidebar-close {
    display: flex;
  }

  .mobile-header {
    display: flex;
  }

  .main-content {
    margin-left: 0;
    padding-top: 62px;
  }

  .category-hero {
    padding: 72px 24px 64px;
  }

  .category-hero h1 {
    font-size: 34px;
  }

  .card-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .read-item {
    grid-template-columns: 1fr;
  }

  .read-item.reverse .read-image {
    order: 0;
  }

  .read-image {
    min-height: 220px;
  }

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

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

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

  .section {
    padding: 64px 0;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 22px;
  }

  .category-hero h1 {
    font-size: 29px;
  }

  .hero-sub {
    font-size: 15px;
  }

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

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

  .read-content {
    padding: 26px 22px;
  }

  .read-content h3 {
    font-size: 20px;
  }

  .cta-box {
    padding: 42px 26px;
  }

  .cta-box h3 {
    font-size: 24px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .footer-brand {
    grid-column: auto;
  }

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

@media (max-width: 520px) {
  .container {
    padding: 0 18px;
  }

  .category-hero {
    padding: 56px 18px 50px;
    text-align: left;
  }

  .category-hero h1 {
    font-size: 26px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    justify-content: center;
  }

  .rank-item {
    gap: 12px;
    padding: 14px 14px;
  }

  .rank-num {
    font-size: 24px;
    width: 36px;
  }

  .rank-icon {
    width: 36px;
    height: 36px;
    font-size: 14px;
  }

  .rank-stat {
    display: none;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .stat-card {
    padding: 24px 14px;
  }

  .stat-card .num {
    font-size: 32px;
  }

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

  .faq-answer {
    padding: 0 18px 18px;
  }

  .cta-box {
    padding: 32px 20px;
    border-radius: 16px;
  }

  .cta-box h3 {
    font-size: 20px;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .mobile-header {
    padding: 0 16px;
  }

  .section {
    padding: 52px 0;
  }
}