/* roulang page: index */
:root{
  --primary:#0f172a;
  --primary-light:#1e293b;
  --accent:#f97316;
  --accent-dark:#ea580c;
  --bg:#f8fafc;
  --white:#ffffff;
  --text:#0f172a;
  --muted:#64748b;
  --border:#e2e8f0;
  --radius:16px;
  --shadow:0 10px 30px rgba(15,23,42,.08);
  --shadow-lg:0 20px 50px rgba(15,23,42,.14);
  --transition:.3s ease;
  --container:1200px;
}
*,*::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:16px}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
ul,ol{list-style:none}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-alt{background:var(--white)}
.section-head{text-align:center;max-width:680px;margin:0 auto 56px}
.section-head .eyebrow{display:inline-block;padding:6px 16px;border-radius:999px;background:rgba(249,115,22,.12);color:var(--accent);font-weight:700;font-size:14px;letter-spacing:.5px;margin-bottom:12px}
.section-head h2{font-size:38px;font-weight:900;color:var(--primary);line-height:1.25;margin-bottom:14px}
.section-head p{color:var(--muted);font-size:17px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:999px;font-weight:700;transition:var(--transition);border:2px solid transparent;cursor:pointer}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-2px);box-shadow:0 12px 30px rgba(249,115,22,.4)}
.btn-outline{border-color:rgba(255,255,255,.7);color:#fff}
.btn-outline:hover{background:#fff;color:var(--primary)}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.card{background:#fff;border-radius:var(--radius);padding:32px;border:1px solid var(--border);box-shadow:var(--shadow);transition:var(--transition)}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.card-icon{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:rgba(249,115,22,.12);color:var(--accent);font-size:22px;margin-bottom:20px}
.card h3{font-size:20px;color:var(--primary);margin-bottom:12px}
.card p{color:var(--muted);font-size:15px}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.nav-wrap{max-width:var(--container);margin:0 auto;padding:0 24px;height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{font-size:24px;font-weight:800;color:var(--primary);white-space:nowrap;letter-spacing:.5px}
.logo span{color:var(--accent)}
.nav-menu{display:flex;align-items:center;gap:8px}
.nav-menu a{padding:10px 18px;border-radius:999px;font-weight:600;color:var(--text);transition:var(--transition)}
.nav-menu a:hover{background:rgba(249,115,22,.12);color:var(--accent)}
.nav-menu a.active{background:var(--accent);color:#fff}
.nav-toggle{display:none;background:none;border:0;font-size:24px;color:var(--primary);cursor:pointer;padding:8px}
.hero{position:relative;background:linear-gradient(135deg,rgba(15,23,42,.88),rgba(249,115,22,.45)),url('/assets/images/backpic/back-1.png') center/cover no-repeat;color:#fff;padding:150px 0 120px;text-align:center}
.hero-content{position:relative;z-index:1;max-width:820px;margin:0 auto}
.hero-tag{display:inline-block;padding:8px 20px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);font-size:14px;font-weight:600;letter-spacing:1px;margin-bottom:24px;backdrop-filter:blur(4px)}
.hero h1{font-size:56px;font-weight:900;line-height:1.2;margin-bottom:22px;letter-spacing:-.5px}
.hero p{font-size:20px;opacity:.95;margin-bottom:36px;max-width:640px;margin-left:auto;margin-right:auto}
.hero-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.hero-stats{display:flex;justify-content:center;gap:48px;margin-top:56px;flex-wrap:wrap}
.hero-stats div{text-align:center}
.hero-stats strong{display:block;font-size:34px;font-weight:900;color:var(--accent)}
.hero-stats span{font-size:14px;opacity:.85}
.category-card{position:relative;border-radius:var(--radius);overflow:hidden;height:300px;display:block;box-shadow:var(--shadow);transition:var(--transition)}
.category-card img{width:100%;height:100%;object-fit:cover}
.category-card .overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent 25%,rgba(15,23,42,.9));display:flex;flex-direction:column;justify-content:flex-end;padding:32px;color:#fff}
.category-card .tag{display:inline-block;align-self:flex-start;padding:5px 14px;border-radius:999px;background:var(--accent);font-size:13px;font-weight:700;margin-bottom:12px}
.category-card h3{font-size:26px;font-weight:800;margin-bottom:6px}
.category-card span{color:rgba(255,255,255,.82);font-size:15px}
.category-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.info-list{max-width:880px;margin:0 auto}
.info-item{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:26px 30px;background:#fff;border-radius:var(--radius);border:1px solid var(--border);margin-bottom:16px;transition:var(--transition)}
.info-item:hover{box-shadow:var(--shadow);border-color:var(--accent);transform:translateY(-2px)}
.info-main{display:flex;flex-direction:column;gap:6px;flex:1}
.info-title{font-size:18px;font-weight:700;color:var(--primary);line-height:1.4}
.info-desc{color:var(--muted);font-size:15px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.info-meta{display:flex;align-items:center;gap:16px;font-size:13px;color:var(--muted)}
.badge{display:inline-block;padding:4px 12px;border-radius:999px;background:rgba(249,115,22,.12);color:var(--accent);font-weight:700;font-size:12px}
.info-arrow{color:var(--muted);font-size:18px;transition:var(--transition)}
.info-item:hover .info-arrow{color:var(--accent);transform:translateX(4px)}
.empty-tip{text-align:center;padding:48px 20px;background:#fff;border-radius:var(--radius);border:1px dashed var(--border);color:var(--muted)}
.stats-section{background:var(--primary);background-image:linear-gradient(135deg,rgba(15,23,42,.92),rgba(30,41,59,.88)),url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;text-align:center}
.stat-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:44px 30px;backdrop-filter:blur(6px)}
.stat-num{font-size:44px;font-weight:900;color:var(--accent);line-height:1}
.stat-label{color:rgba(255,255,255,.85);margin-top:12px;font-size:15px}
.process-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;counter-reset:step}
.process-item{background:#fff;border-radius:var(--radius);padding:36px;border:1px solid var(--border);box-shadow:var(--shadow);position:relative;transition:var(--transition)}
.process-item:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.step-num{font-size:40px;font-weight:900;color:rgba(249,115,22,.25);line-height:1;margin-bottom:16px}
.process-item h3{font-size:20px;color:var(--primary);margin-bottom:10px}
.process-item p{color:var(--muted);font-size:15px}
.faq-list{max-width:780px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:14px;margin-bottom:14px;overflow:hidden;transition:var(--transition)}
.faq-item.open{box-shadow:var(--shadow);border-color:var(--accent)}
.faq-q{padding:22px 26px;font-weight:700;cursor:pointer;display:flex;justify-content:space-between;align-items:center;color:var(--primary);font-size:17px}
.faq-q::after{content:'\f078';font-family:'Font Awesome 6 Free';font-weight:900;color:var(--accent);transition:var(--transition)}
.faq-item.open .faq-q::after{transform:rotate(180deg)}
.faq-a{max-height:0;padding:0 26px;overflow:hidden;transition:max-height .35s ease;color:var(--muted);font-size:15px;line-height:1.8}
.faq-item.open .faq-a{max-height:320px;padding-bottom:22px}
.cta-section{background:linear-gradient(120deg,var(--primary),#1e3a8a);border-radius:28px;padding:70px 50px;text-align:center;color:#fff;position:relative;overflow:hidden}
.cta-section::before{content:'';position:absolute;width:280px;height:280px;border-radius:50%;background:rgba(249,115,22,.35);top:-110px;right:-70px}
.cta-section::after{content:'';position:absolute;width:180px;height:180px;border-radius:50%;background:rgba(255,255,255,.06);bottom:-60px;left:-40px}
.cta-section h2{font-size:36px;font-weight:900;margin-bottom:16px;position:relative;z-index:1}
.cta-section p{color:rgba(255,255,255,.85);max-width:560px;margin:0 auto 32px;position:relative;z-index:1}
.cta-section .btn{position:relative;z-index:2}
.site-footer{background:var(--primary);color:rgba(255,255,255,.8);padding:70px 0 30px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;margin-bottom:48px}
.footer-logo{font-size:24px;font-weight:800;color:#fff;margin-bottom:18px}
.footer-logo span{color:var(--accent)}
.footer-desc{color:rgba(255,255,255,.65);max-width:360px;font-size:15px}
.footer-title{font-size:16px;color:#fff;margin-bottom:18px;font-weight:700}
.footer-links a{display:block;padding:7px 0;color:rgba(255,255,255,.65);transition:var(--transition)}
.footer-links a:hover{color:var(--accent);padding-left:6px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;text-align:center;font-size:14px;color:rgba(255,255,255,.5)}
@media (max-width:1024px){
  .section{padding:80px 0}
  .hero h1{font-size:46px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .stats-row{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  .nav-toggle{display:block}
  .nav-menu{position:fixed;top:72px;left:0;right:0;background:var(--white);flex-direction:column;padding:20px;box-shadow:var(--shadow-lg);transform:translateY(-150%);transition:transform .35s ease;z-index:99;border-bottom:1px solid var(--border)}
  .nav-menu.open{transform:translateY(0)}
  .nav-menu a{width:100%;text-align:center}
  .hero{padding:110px 0 90px}
  .hero h1{font-size:36px}
  .hero p{font-size:17px}
  .hero-stats{gap:30px}
  .grid-2{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr}
  .process-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .cta-section{padding:50px 28px}
  .cta-section h2{font-size:28px}
  .section-head h2{font-size:30px}
}
@media (max-width:520px){
  .section{padding:60px 0}
  .logo{font-size:20px}
  .hero h1{font-size:29px}
  .hero-stats{flex-direction:column;gap:18px}
  .stats-row{grid-template-columns:1fr}
  .info-item{flex-direction:column;align-items:flex-start}
  .info-arrow{display:none}
  .stat-card{padding:32px 20px}
  .cta-section{padding:42px 20px}
}

/* roulang page: category1 */
/* ========== 设计变量 ========== */
:root {
  --primary: #0e2a47;
  --primary-light: #1c4268;
  --primary-lighter: #2a5a8a;
  --accent: #f0a93b;
  --accent-light: #f7c86b;
  --accent-dark: #d18e22;
  --success: #2e9e6b;
  --bg: #f4f6f9;
  --bg-soft: #eef1f6;
  --card-bg: #ffffff;
  --text: #172b40;
  --text-weak: #5c6f82;
  --text-light: #8a9aab;
  --border: #e2e8f0;
  --border-dark: #cbd5e1;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 2px 10px rgba(14, 42, 71, 0.06);
  --shadow-md: 0 8px 30px rgba(14, 42, 71, 0.09);
  --shadow-lg: 0 18px 46px rgba(14, 42, 71, 0.14);
  --space: 24px;
  --space-lg: 56px;
  --space-xl: 84px;
  --transition: 0.28s cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ========== 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: -apple-system, BlinkMacSystemFont, "PingFang SC", "Segoe UI", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  font-size: 16px;
  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; transition: color var(--transition); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; font-size: 1rem; }

/* ========== 容器 ========== */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding-left: 24px; padding-right: 24px; }
.section { padding: var(--space-xl) 0; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 52px; }
.section-head .eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--accent-dark);
  text-transform: uppercase;
  background: rgba(240, 169, 59, 0.12);
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.section-head h2 { font-size: clamp(1.8rem, 3.4vw, 2.5rem); color: var(--primary); line-height: 1.3; margin-bottom: 14px; letter-spacing: -0.02em; }
.section-head p { color: var(--text-weak); font-size: 1.06rem; line-height: 1.8; }

/* ========== 导航 ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.nav-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.01em;
  display: flex;
  align-items: baseline;
  white-space: nowrap;
}
.logo span { color: var(--accent); font-weight: 700; }
.nav-menu { display: flex; align-items: center; gap: 4px; }
.nav-menu a {
  padding: 9px 20px;
  border-radius: 100px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-weak);
  position: relative;
  transition: all var(--transition);
}
.nav-menu a:hover { color: var(--primary); background: var(--bg-soft); }
.nav-menu a.active {
  color: #fff;
  background: var(--primary);
  box-shadow: 0 4px 14px rgba(14, 42, 71, 0.25);
}
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
  color: var(--primary);
  font-size: 1.25rem;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}
.nav-toggle:hover { background: var(--border); }

/* ========== 页面横幅 ========== */
.page-hero {
  position: relative;
  padding: 84px 0 44px;
  background: linear-gradient(135deg, rgba(14, 42, 71, 0.92) 0%, rgba(28, 66, 104, 0.82) 60%, rgba(240, 169, 59, 0.28) 100%),
  url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color: #fff;
  overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to top, rgba(244, 246, 249, 1), rgba(244, 246, 249, 0));
  pointer-events: none;
}
.breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; font-size: 0.9rem; color: rgba(255, 255, 255, 0.72); margin-bottom: 22px; }
.breadcrumb a { color: rgba(255, 255, 255, 0.72); }
.breadcrumb a:hover { color: var(--accent-light); }
.breadcrumb .sep { opacity: 0.5; }
.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 18px;
}
.page-hero .hero-desc {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.88);
  max-width: 640px;
  line-height: 1.85;
  margin-bottom: 28px;
}
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 40px; }
.hero-tags span {
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  backdrop-filter: blur(6px);
}

/* ========== 数据徽章条 ========== */
.stat-strip {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  margin-top: -22px;
  position: relative;
  z-index: 2;
  padding: 36px 40px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.stat-item { text-align: center; padding: 8px 12px; }
.stat-item .num { font-size: 2.2rem; font-weight: 800; color: var(--primary); line-height: 1.2; }
.stat-item .num em { font-style: normal; color: var(--accent-dark); }
.stat-item .label { font-size: 0.9rem; color: var(--text-weak); margin-top: 6px; }
.stat-item + .stat-item { border-left: 1px solid var(--border); }

/* ========== 卡片通用 ========== */
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.guide-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.guide-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: rgba(240, 169, 59, 0.45); }
.guide-card .cover {
  position: relative;
  height: 188px;
  overflow: hidden;
}
.guide-card .cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.guide-card:hover .cover img { transform: scale(1.06); }
.guide-card .cover .badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(14, 42, 71, 0.82);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 100px;
  backdrop-filter: blur(4px);
}
.guide-card .body { padding: 26px 26px 30px; display: flex; flex-direction: column; flex: 1; }
.guide-card h3 { font-size: 1.2rem; color: var(--primary); margin-bottom: 10px; font-weight: 700; }
.guide-card p { font-size: 0.92rem; color: var(--text-weak); line-height: 1.75; flex: 1; margin-bottom: 18px; }
.guide-card .card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--accent-dark);
  border-bottom: 2px solid transparent;
  transition: all var(--transition);
  width: fit-content;
}
.guide-card .card-link:hover { border-bottom-color: var(--accent-dark); gap: 12px; }

/* ========== 图文区块 ========== */
.showcase { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.showcase + .showcase { margin-top: 72px; }
.showcase .text-block h3 { font-size: 1.6rem; color: var(--primary); margin-bottom: 16px; line-height: 1.4; }
.showcase .text-block p { color: var(--text-weak); line-height: 1.85; margin-bottom: 14px; }
.showcase .text-block .check-list { margin-top: 18px; }
.showcase .text-block .check-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  color: var(--text);
  font-size: 0.95rem;
}
.showcase .text-block .check-list i { color: var(--success); margin-top: 4px; }
.showcase .image-block { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); }
.showcase .image-block::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(to top, rgba(14, 42, 71, 0.18), transparent 50%);
  z-index: 1;
}
.showcase .image-block img { width: 100%; height: 320px; object-fit: cover; }
.showcase .image-block .img-caption {
  position: absolute;
  bottom: 16px;
  left: 16px;
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  background: rgba(14, 42, 71, 0.65);
  padding: 6px 14px;
  border-radius: 100px;
  z-index: 2;
  backdrop-filter: blur(4px);
}
.showcase.reverse .text-block { order: 2; }
.showcase.reverse .image-block { order: 1; }

/* ========== 流程步骤 ========== */
.steps-wrap { position: relative; }
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; position: relative; }
.steps-grid::before {
  content: '';
  position: absolute;
  top: 38px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(to right, var(--accent-light), var(--accent), var(--accent-light));
  border-radius: 2px;
  opacity: 0.5;
}
.step-card {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  text-align: center;
  position: relative;
  transition: all var(--transition);
}
.step-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.step-num {
  width: 54px;
  height: 54px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--accent-light);
  font-size: 1.3rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 16px rgba(14, 42, 71, 0.28);
  position: relative;
  z-index: 1;
}
.step-card h4 { font-size: 1.05rem; color: var(--primary); margin-bottom: 8px; }
.step-card p { font-size: 0.87rem; color: var(--text-weak); line-height: 1.65; }

/* ========== 要点列表 ========== */
.tips-panel {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
  overflow: hidden;
}
.tips-panel .tips-header {
  background: linear-gradient(120deg, var(--primary), var(--primary-light));
  color: #fff;
  padding: 26px 36px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.tips-panel .tips-header i { font-size: 1.6rem; color: var(--accent-light); }
.tips-panel .tips-header h3 { font-size: 1.3rem; font-weight: 700; }
.tips-list { padding: 12px 32px; }
.tips-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 4px;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text);
}
.tips-list li:last-child { border-bottom: none; }
.tips-list .tip-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(240, 169, 59, 0.14);
  color: var(--accent-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  margin-top: 2px;
}
.tips-list .tip-text strong { display: block; font-size: 0.98rem; color: var(--primary); margin-bottom: 3px; }

/* ========== FAQ ========== */
.faq-list { max-width: 820px; margin: 0 auto; }
.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.faq-item:hover { border-color: var(--border-dark); box-shadow: var(--shadow-sm); }
.faq-item summary {
  display: flex;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  padding: 20px 24px;
  font-weight: 700;
  font-size: 1rem;
  color: var(--primary);
  list-style: none;
  position: relative;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '\f067';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  margin-left: auto;
  font-size: 0.85rem;
  color: var(--accent-dark);
  transition: transform var(--transition);
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .faq-answer { padding: 0 24px 22px 24px; color: var(--text-weak); font-size: 0.94rem; line-height: 1.8; margin-left: 30px; }

/* ========== CTA 区块 ========== */
.cta-panel {
  background: linear-gradient(120deg, var(--primary) 0%, var(--primary-light) 60%, var(--primary-lighter) 100%);
  border-radius: var(--radius-lg);
  padding: 58px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}
.cta-panel::before {
  content: '';
  position: absolute;
  right: -80px;
  top: -80px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: rgba(240, 169, 59, 0.18);
}
.cta-panel::after {
  content: '';
  position: absolute;
  right: 80px;
  bottom: -60px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
}
.cta-text { position: relative; z-index: 1; flex: 1; min-width: 260px; }
.cta-text h2 { color: #fff; font-size: clamp(1.4rem, 2.6vw, 2rem); margin-bottom: 10px; }
.cta-text p { color: rgba(255, 255, 255, 0.78); font-size: 0.98rem; }
.cta-btns { position: relative; z-index: 1; display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 30px;
  border-radius: 100px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: all var(--transition);
  border: 2px solid transparent;
}
.btn-primary { background: var(--accent); color: var(--primary); box-shadow: 0 8px 22px rgba(240, 169, 59, 0.35); }
.btn-primary:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 12px 28px rgba(240, 169, 59, 0.45); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255, 255, 255, 0.45); }
.btn-ghost:hover { border-color: #fff; background: rgba(255, 255, 255, 0.1); }

/* ========== 页脚 ========== */
.site-footer { background: #0b1d30; color: rgba(255, 255, 255, 0.68); padding: 64px 0 30px; margin-top: var(--space-xl); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 48px; margin-bottom: 46px; }
.footer-logo { font-size: 1.3rem; font-weight: 800; color: #fff; margin-bottom: 16px; }
.footer-logo span { color: var(--accent); }
.footer-desc { font-size: 0.9rem; line-height: 1.8; max-width: 340px; }
.footer-title { font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: 18px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 0.9rem; color: rgba(255, 255, 255, 0.68); }
.footer-links a:hover { color: var(--accent-light); }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.45);
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .guide-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 18px; }
  .steps-grid::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root { --space-xl: 64px; --space-lg: 40px; }
  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    padding: 12px 24px 20px;
    box-shadow: var(--shadow-md);
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    opacity: 0;
    transition: all 0.35s ease;
    gap: 4px;
    z-index: 99;
  }
  .nav-menu.open { transform: translateY(0); opacity: 1; }
  .nav-menu a { padding: 13px 20px; border-radius: var(--radius-sm); }
  .stat-strip { grid-template-columns: 1fr; padding: 24px; margin-top: -10px; }
  .stat-item + .stat-item { border-left: none; border-top: 1px solid var(--border); padding-top: 18px; }
  .showcase { grid-template-columns: 1fr; gap: 28px; }
  .showcase.reverse .text-block { order: 1; }
  .showcase.reverse .image-block { order: 2; }
  .cta-panel { padding: 40px 28px; flex-direction: column; align-items: flex-start; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 520px) {
  .container { padding-left: 18px; padding-right: 18px; }
  .nav-wrap { padding: 0 18px; }
  .logo { font-size: 1.1rem; }
  .page-hero { padding: 56px 0 34px; }
  .page-hero h1 { font-size: 1.65rem; }
  .guide-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .step-card { padding: 20px 14px; }
  .step-num { width: 44px; height: 44px; font-size: 1.05rem; }
  .tips-panel .tips-header { padding: 20px 22px; }
  .tips-list { padding: 8px 20px; }
  .faq-item summary { padding: 16px 18px; font-size: 0.95rem; }
  .faq-item .faq-answer { padding: 0 18px 18px; margin-left: 0; }
  .section-head h2 { font-size: 1.6rem; }
  .btn { padding: 12px 22px; font-size: 0.9rem; }
}

/* roulang page: article */
:root {
    --primary: #1e3a5f;
    --primary-dark: #14283f;
    --primary-light: #2d4a7a;
    --accent: #f0a035;
    --accent-dark: #d98c26;
    --bg: #f5f7fa;
    --bg-deep: #0e1c2e;
    --card: #ffffff;
    --text: #1a1a2e;
    --text-light: #6b7280;
    --border: #e5e7eb;
    --radius: 14px;
    --radius-sm: 8px;
    --shadow: 0 4px 24px rgba(30, 58, 95, 0.08);
    --shadow-lg: 0 12px 40px rgba(30, 58, 95, 0.14);
    --transition: 0.3s ease;
}

* { 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;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    font-size: 16px;
}

img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-dark); }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }

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

/* ===== 导航 ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
}

.nav-wrap {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 1.45rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.5px;
    white-space: nowrap;
    text-decoration: none;
}

.logo span {
    color: var(--accent);
    font-weight: 700;
}

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

.nav-menu a {
    display: inline-block;
    padding: 9px 20px;
    border-radius: 999px;
    color: var(--text);
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    transition: background var(--transition), color var(--transition);
}

.nav-menu a:hover {
    background: rgba(30, 58, 95, 0.08);
    color: var(--primary);
}

.nav-menu a.active {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 14px rgba(30, 58, 95, 0.25);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.3rem;
    color: var(--primary);
    padding: 8px;
    border-radius: 8px;
    transition: background var(--transition);
}

.nav-toggle:hover { background: rgba(30, 58, 95, 0.08); }

/* ===== 面包屑 ===== */
.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    margin-bottom: 18px;
    color: rgba(255, 255, 255, 0.8);
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    transition: opacity var(--transition);
}

.breadcrumb a:hover { opacity: 0.75; color: #fff; }

.breadcrumb-sep {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
}

.breadcrumb-current {
    color: #fff;
    font-weight: 500;
    max-width: 320px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ===== 文章 Hero ===== */
.article-hero {
    position: relative;
    padding: 90px 0 70px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: #fff;
}

.article-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(20, 40, 63, 0.88), rgba(30, 58, 95, 0.72));
}

.article-hero .container {
    position: relative;
    z-index: 2;
}

.article-cat-tag {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    font-size: 0.82rem;
    font-weight: 600;
    padding: 5px 16px;
    border-radius: 999px;
    margin-bottom: 14px;
    letter-spacing: 0.5px;
}

.article-hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 18px;
    max-width: 850px;
    letter-spacing: -0.3px;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.85);
}

.article-meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.article-meta i { color: var(--accent); }

.article-hero-notfound {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    max-width: 640px;
}

/* ===== 正文区域 ===== */
.article-body-section {
    padding: 56px 0 32px;
}

.article-wrap {
    background: var(--card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 48px 52px;
    max-width: 900px;
    margin: 0 auto;
}

.article-content-box {
    font-size: 1.06rem;
    line-height: 1.95;
    color: #2d333a;
}

.article-content-box h2 {
    font-size: 1.55rem;
    font-weight: 700;
    margin: 38px 0 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border);
    color: var(--primary);
}

.article-content-box h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 30px 0 12px;
    color: var(--primary-dark);
}

.article-content-box p {
    margin-bottom: 20px;
}

.article-content-box a {
    color: var(--accent-dark);
    font-weight: 500;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.article-content-box a:hover { color: var(--primary); }

.article-content-box ul,
.article-content-box ol {
    margin: 0 0 20px 1.2em;
    padding-left: 12px;
}

.article-content-box li {
    margin-bottom: 8px;
}

.article-content-box img {
    border-radius: 12px;
    margin: 24px 0;
    box-shadow: var(--shadow);
}

.article-content-box blockquote {
    margin: 24px 0;
    padding: 18px 24px;
    background: rgba(240, 160, 53, 0.1);
    border-left: 4px solid var(--accent);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-style: italic;
    color: #444;
}

.article-content-box table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    font-size: 0.95rem;
}

.article-content-box th {
    background: var(--primary);
    color: #fff;
    text-align: left;
    padding: 12px 16px;
    font-weight: 600;
}

.article-content-box td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
}

.article-content-box tr:nth-child(even) td { background: #f8f9fc; }

.article-empty {
    color: var(--text-light);
    font-size: 1rem;
    text-align: center;
    padding: 40px 0;
}

.article-footer-info {
    margin-top: 36px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

.article-footer-cat {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    color: var(--text-light);
    background: var(--bg);
    padding: 6px 16px;
    border-radius: 999px;
}

.article-footer-cat i { color: var(--accent); }

/* ===== 未找到 ===== */
.not-found-box {
    text-align: center;
    padding: 30px 0 10px;
}

.not-found-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: rgba(240, 160, 53, 0.15);
    color: var(--accent);
    font-size: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.not-found-box h2 {
    font-size: 1.6rem;
    color: var(--primary);
    margin-bottom: 12px;
}

.not-found-box p {
    color: var(--text-light);
    margin-bottom: 24px;
}

/* ===== 相关阅读 ===== */
.related-section {
    padding: 70px 0 30px;
}

.section-head {
    text-align: center;
    margin-bottom: 40px;
}

.section-title {
    font-size: 1.9rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 8px;
    letter-spacing: -0.3px;
}

.section-sub {
    color: var(--text-light);
    font-size: 1rem;
}

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

.related-card {
    display: block;
    background: var(--card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    text-decoration: none;
    transition: transform var(--transition), box-shadow var(--transition);
}

.related-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.related-cover {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--bg);
}

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

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

.related-cat {
    position: absolute;
    top: 12px;
    left: 12px;
    background: rgba(30, 58, 95, 0.9);
    color: #fff;
    font-size: 0.78rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 999px;
    backdrop-filter: blur(4px);
}

.related-info {
    padding: 20px 22px 24px;
}

.related-info h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 10px;
    line-height: 1.45;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.related-info p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 14px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.related-date {
    font-size: 0.82rem;
    color: #9ca3af;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

/* ===== FAQ ===== */
.faq-section {
    padding: 60px 0 30px;
}

.faq-grid {
    max-width: 820px;
    margin: 0 auto;
}

.faq-item {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0;
    margin-bottom: 14px;
    box-shadow: var(--shadow);
    transition: box-shadow var(--transition);
}

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

.faq-item summary {
    padding: 18px 22px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: color var(--transition);
}

.faq-item summary::before {
    content: '\f059';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: var(--accent);
    font-size: 1.1rem;
}

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

.faq-item[open] summary { border-bottom: 1px solid var(--border); }

.faq-item p {
    padding: 16px 22px 20px;
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.8;
}

/* ===== CTA ===== */
.cta-section {
    padding: 50px 0 70px;
}

.cta-box {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
    border-radius: 24px;
    padding: 56px 48px;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.cta-box::before,
.cta-box::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    background: rgba(240, 160, 53, 0.15);
}

.cta-box::before {
    width: 220px;
    height: 220px;
    top: -80px;
    right: -50px;
}

.cta-box::after {
    width: 140px;
    height: 140px;
    bottom: -50px;
    left: -30px;
}

.cta-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--accent);
}

.cta-box h2 {
    font-size: 1.7rem;
    font-weight: 800;
    margin-bottom: 10px;
}

.cta-box p {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 28px;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    justify-content: center;
    position: relative;
    z-index: 2;
}

/* ===== 按钮 ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.btn-primary {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 4px 18px rgba(240, 160, 53, 0.35);
}

.btn-primary:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(240, 160, 53, 0.45);
    color: #fff;
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-2px);
}

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

.btn-light:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(255, 255, 255, 0.2);
    color: var(--primary);
}

/* ===== 页脚 ===== */
.site-footer {
    background: var(--bg-deep);
    color: rgba(255, 255, 255, 0.75);
    padding: 56px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 36px;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 12px;
}

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

.footer-desc {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.8;
    max-width: 320px;
}

.footer-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.9rem;
    text-decoration: none;
    transition: color var(--transition), padding-left var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding-top: 22px;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.45);
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
    .related-grid { grid-template-columns: repeat(2, 1fr); }
    .article-hero h1 { font-size: 2.1rem; }
}

@media (max-width: 768px) {
    .article-wrap { padding: 30px 24px; }
    .article-hero { padding: 60px 0 45px; }
    .article-hero h1 { font-size: 1.7rem; }
    .related-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 28px; }
    .cta-box { padding: 40px 24px; }
    .cta-box h2 { font-size: 1.3rem; }

    .nav-wrap { height: 64px; }
    .nav-toggle { display: block; }
    .nav-menu {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: #fff;
        padding: 16px 24px;
        box-shadow: var(--shadow-lg);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
    }
    .nav-menu.open { display: flex; }
    .nav-menu a { text-align: center; padding: 12px 16px; }
    .breadcrumb-current { max-width: 200px; }
}

@media (max-width: 520px) {
    .container { padding: 0 18px; }
    .article-body-section { padding: 36px 0 20px; }
    .article-wrap { padding: 22px 18px; }
    .article-content-box { font-size: 1rem; line-height: 1.85; }
    .article-content-box h2 { font-size: 1.3rem; }
    .article-content-box h3 { font-size: 1.1rem; }
    .article-hero h1 { font-size: 1.45rem; }
    .article-meta { gap: 12px; font-size: 0.85rem; }
    .section-title { font-size: 1.5rem; }
    .cta-box { padding: 32px 18px; border-radius: 18px; }
    .cta-box h2 { font-size: 1.15rem; }
    .cta-actions .btn { padding: 10px 20px; font-size: 0.88rem; }
    .footer-logo { font-size: 1.3rem; }
    .related-info h3 { font-size: 0.95rem; }
}

/* roulang page: category2 */
:root {
  --primary: #0b1f3a;
  --primary-light: #132d4d;
  --primary-dark: #060f1e;
  --accent: #e8b54a;
  --accent-hover: #d19c2f;
  --green: #1f9d61;
  --bg: #f4f6fb;
  --surface: #ffffff;
  --text: #152433;
  --muted: #64748b;
  --border: rgba(11, 31, 58, 0.10);
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 26px;
  --shadow-sm: 0 6px 18px rgba(15, 32, 58, 0.08);
  --shadow: 0 14px 38px rgba(15, 32, 58, 0.11);
  --shadow-lg: 0 24px 60px rgba(15, 32, 58, 0.16);
  --space-section: 90px;
  --max-width: 1220px;
}

*, *::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;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color .25s ease;
}

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

ul, ol {
  list-style: none;
}

button, input {
  font: inherit;
  border: none;
  outline: none;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 28px;
}

.section {
  padding: var(--space-section) 0;
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 42px;
}

.section-head h2 {
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--primary);
  position: relative;
}

.section-head h2 span {
  color: var(--accent-hover);
}

.section-head p {
  color: var(--muted);
  max-width: 500px;
  margin-top: 10px;
}

.section-link a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--primary);
  background: #eef2f7;
  padding: 10px 20px;
  border-radius: 50px;
  transition: all .3s ease;
}

.section-link a:hover {
  background: var(--primary);
  color: #fff;
}

/* header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.nav-wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 28px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.02em;
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.logo span {
  color: var(--accent-hover);
  font-weight: 700;
}

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

.nav-menu a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 50px;
  color: var(--text);
  font-weight: 600;
  font-size: 15px;
  transition: all .25s ease;
}

.nav-menu a:hover {
  background: #eef2f7;
  color: var(--primary);
}

.nav-menu a.active {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 8px 20px rgba(11, 31, 58, 0.28);
}

.nav-toggle {
  display: none;
  background: transparent;
  font-size: 22px;
  color: var(--primary);
  width: 44px;
  height: 44px;
  border-radius: 12px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
}

.nav-toggle:hover {
  background: #f0f3f8;
  color: var(--accent-hover);
}

/* page banner */
.page-banner {
  position: relative;
  padding: 96px 0 70px;
  background-image: linear-gradient(105deg, rgba(6, 15, 30, 0.92) 30%, rgba(11, 31, 58, 0.62) 75%), url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  color: #fff;
  overflow: hidden;
}

.page-banner .container {
  position: relative;
  z-index: 2;
}

.breadcrumb {
  display: flex;
  align-items: center;
  font-size: 14px;
  color: rgba(255,255,255,.65);
  gap: 8px;
  margin-bottom: 20px;
}

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

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

.breadcrumb i {
  font-size: 12px;
  opacity: .7;
}

.banner-subtitle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(232, 181, 74, 0.16);
  border: 1px solid rgba(232, 181, 74, 0.5);
  color: var(--accent);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 22px;
  backdrop-filter: blur(6px);
}

.banner-subtitle i {
  font-size: 16px;
}

.page-banner h1 {
  font-size: clamp(34px, 6vw, 56px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.02em;
  max-width: 760px;
  margin-bottom: 18px;
}

.page-banner .banner-desc {
  font-size: 18px;
  line-height: 1.7;
  color: rgba(255,255,255,.78);
  max-width: 620px;
  margin-bottom: 32px;
}

.banner-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: all .3s ease;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: var(--primary-dark);
  box-shadow: 0 10px 24px rgba(232, 181, 74, 0.36);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(232, 181, 74, 0.45);
}

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

.btn-outline-light:hover {
  background: rgba(255,255,255,.15);
  border-color: #fff;
  transform: translateY(-2px);
}

/* featured matches */
.feat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.match-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: transform .35s ease, box-shadow .35s ease;
}

.match-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

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

.match-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

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

.match-cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6, 15, 30, 0.65), transparent 70%);
}

.match-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--accent);
  color: var(--primary-dark);
  font-size: 12px;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 50px;
  z-index: 2;
  box-shadow: 0 4px 12px rgba(232, 181, 74, 0.35);
}

.match-date {
  position: absolute;
  bottom: 12px;
  left: 16px;
  color: #fff;
  font-size: 13px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 6px;
}

.match-body {
  padding: 22px 22px 24px;
}

.match-league {
  color: var(--accent-hover);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-bottom: 8px;
}

.match-body h3 {
  font-size: 20px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
}

.match-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--muted);
}

.match-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.match-meta .status-live {
  color: var(--green);
  font-weight: 700;
}

/* sports category */
.sports-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}

.sport-item {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 28px 20px;
  text-align: center;
  transition: transform .3s, box-shadow .3s, border-color .3s;
}

.sport-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: rgba(232, 181, 74, 0.45);
}

.sport-icon {
  width: 64px;
  height: 64px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: #fff;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
}

.sport-item:nth-child(2) .sport-icon { background: linear-gradient(135deg, #e67e22, #e8b54a); }
.sport-item:nth-child(3) .sport-icon { background: linear-gradient(135deg, #2e9e71, #2ecc71); }
.sport-item:nth-child(4) .sport-icon { background: linear-gradient(135deg, #4553b8, #6c5ce7); }
.sport-item:nth-child(5) .sport-icon { background: linear-gradient(135deg, #b03a48, #e74c3c); }

.sport-item h3 {
  font-size: 17px;
  color: var(--primary);
  font-weight: 700;
  margin-bottom: 8px;
}

.sport-item p {
  font-size: 13px;
  color: var(--muted);
}

.sport-count {
  display: inline-block;
  margin-top: 12px;
  background: #eef2f7;
  border-radius: 50px;
  padding: 4px 12px;
  font-size: 12px;
  color: var(--primary);
  font-weight: 600;
}

/* news list */
.news-wrap {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}

.news-card {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: all .3s ease;
}

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

.news-card-img {
  height: 210px;
  overflow: hidden;
}

.news-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

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

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

.news-tags {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
}

.news-tags span {
  background: #eef2f7;
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 50px;
}

.news-tags span.hot {
  background: rgba(232, 181, 74, 0.18);
  color: var(--accent-hover);
}

.news-card h3 {
  font-size: 19px;
  line-height: 1.45;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}

.news-card p {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 18px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-foot {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 13px;
}

.news-foot a {
  color: var(--accent-hover);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

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

/* schedule */
.schedule-wrap {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.schedule-item {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--surface);
  border-radius: var(--radius);
  padding: 20px 24px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: all .3s ease;
}

.schedule-item:hover {
  box-shadow: var(--shadow);
  transform: translateX(4px);
}

.schedule-time {
  min-width: 72px;
  text-align: center;
  flex-shrink: 0;
}

.schedule-time .date {
  display: block;
  font-size: 24px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
}

.schedule-time .month {
  display: block;
  font-size: 13px;
  color: var(--muted);
}

.schedule-mid {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-width: 0;
}

.schedule-games {
  display: flex;
  align-items: center;
  gap: 18px;
  font-weight: 700;
  color: var(--primary);
  font-size: 16px;
}

.schedule-games .vs {
  color: var(--muted);
  font-size: 13px;
  font-weight: 400;
}

.schedule-tag {
  background: #eef2f7;
  color: var(--primary);
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

.schedule-more {
  margin-top: 24px;
  text-align: center;
}

/* stats */
.stats-section {
  background: linear-gradient(120deg, var(--primary) 0%, var(--primary-light) 100%);
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  opacity: .14;
}

.stats-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  color: #fff;
}

.stat-item {
  text-align: center;
  padding: 24px 16px;
  border-radius: var(--radius);
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
}

.stat-num {
  font-size: 42px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.3;
}

.stat-label {
  font-size: 15px;
  color: rgba(255,255,255,.76);
  margin-top: 6px;
}

/* faq */
.faq-grid {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  transition: box-shadow .3s;
}

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

.faq-item summary {
  font-weight: 700;
  font-size: 17px;
  color: var(--primary);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  font-size: 26px;
  color: var(--accent-hover);
  font-weight: 400;
  transition: transform .3s;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item p {
  margin-top: 16px;
  color: var(--muted);
  font-size: 15px;
}

/* cta */
.cta-section {
  padding-bottom: var(--space-section);
}

.cta-box {
  background: linear-gradient(120deg, var(--primary), var(--primary-light));
  border-radius: 28px;
  padding: 58px 50px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.cta-box::after {
  content: '';
  position: absolute;
  top: -40px;
  right: -20px;
  width: 220px;
  height: 220px;
  background: rgba(232, 181, 74, 0.18);
  border-radius: 50%;
}

.cta-info h2 {
  font-size: 30px;
  font-weight: 800;
  margin-bottom: 12px;
}

.cta-info p {
  color: rgba(255,255,255,.72);
  margin-bottom: 20px;
}

.cta-info .btn {
  background: var(--accent);
  color: var(--primary-dark);
}

.cta-info .btn:hover {
  background: var(--accent-hover);
}

.cta-newsletter {
  flex-shrink: 0;
  width: 360px;
  max-width: 100%;
}

.cta-newsletter form {
  display: flex;
  gap: 10px;
  background: rgba(255,255,255,.12);
  padding: 8px;
  border-radius: 60px;
  border: 1px solid rgba(255,255,255,.25);
  backdrop-filter: blur(8px);
}

.cta-newsletter input[type="email"] {
  flex: 1;
  background: transparent;
  border: none;
  color: #fff;
  padding: 10px 16px;
  font-size: 15px;
  min-width: 0;
}

.cta-newsletter input::placeholder {
  color: rgba(255,255,255,.65);
}

.cta-newsletter button {
  background: var(--accent);
  color: var(--primary-dark);
  border: none;
  border-radius: 50px;
  padding: 10px 22px;
  font-weight: 700;
  cursor: pointer;
  transition: all .3s;
}

.cta-newsletter button:hover {
  background: #fff;
  color: var(--primary);
}

/* footer */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,.7);
  padding: 60px 0 0;
  margin-top: 20px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 36px;
}

.footer-logo {
  font-size: 24px;
  font-weight: 800;
  color: #fff;
}

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

.footer-desc {
  margin-top: 16px;
  max-width: 300px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255,255,255,.55);
}

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

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

.footer-links a {
  color: rgba(255,255,255,.6);
  font-size: 14px;
  transition: color .3s;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 20px 0;
  font-size: 14px;
  text-align: center;
  color: rgba(255,255,255,.45);
}

/* responsive */
@media (max-width: 1024px) {
  .feat-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .sports-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .cta-box {
    flex-direction: column;
    text-align: center;
  }
  .cta-info p {
    margin-left: auto;
    margin-right: auto;
  }
  .cta-newsletter {
    width: 100%;
  }
}

@media (max-width: 768px) {
  :root {
    --space-section: 64px;
  }
  .nav-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: #ffffff;
    flex-direction: column;
    align-items: stretch;
    padding: 16px 24px 26px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    transform: translateY(-16px);
    opacity: 0;
    visibility: hidden;
    transition: all .3s ease;
    z-index: 99;
  }
  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .nav-menu a {
    padding: 14px 18px;
    border-radius: 12px;
  }
  .nav-toggle {
    display: flex;
  }
  .page-banner {
    padding: 70px 0 54px;
  }
  .feat-grid, .news-wrap {
    grid-template-columns: 1fr;
  }
  .sports-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .schedule-mid {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .schedule-item {
    flex-wrap: wrap;
  }
  .schedule-time {
    min-width: 52px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

@media (max-width: 520px) {
  .nav-wrap {
    padding: 0 18px;
  }
  .container {
    padding: 0 18px;
  }
  .section-head {
    flex-direction: column;
    align-items: flex-start;
  }
  .sports-grid {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .cta-box {
    padding: 40px 24px;
    border-radius: 20px;
  }
  .cta-newsletter form {
    flex-direction: column;
    background: transparent;
    border: none;
    padding: 0;
  }
  .cta-newsletter input[type="email"] {
    background: rgba(255,255,255,.12);
    border-radius: 50px;
    text-align: center;
  }
  .banner-actions .btn {
    width: 100%;
    justify-content: center;
  }
}