/* roulang page: index */
:root {
  --primary: #1b5dff;
  --primary-dark: #0e3fb8;
  --primary-light: #eaf0ff;
  --accent: #f5b301;
  --accent-dark: #c78a00;
  --bg: #f5f7fb;
  --bg-white: #ffffff;
  --bg-deep: #0b1220;
  --text: #0f172a;
  --text-muted: #5b6b82;
  --text-light: #94a3b8;
  --border: #e2e8f0;
  --border-light: #eef1f5;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 16px 40px rgba(15, 23, 42, 0.12);
  --shadow-primary: 0 12px 30px rgba(27, 93, 255, 0.25);
  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --transition: all 0.28s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; border: none; }
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-dark); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea { font-family: inherit; outline: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 28px; }
.grid-x { margin: 0 -14px; }
.grid-x > .cell { padding: 0 14px; }
.section { padding: 90px 0; }
.section-alt { background: var(--bg-white); }
.section-deep { background: var(--bg-deep); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 52px; }
.section-eyebrow {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; color: var(--primary);
  background: var(--primary-light); padding: 6px 18px;
  border-radius: 40px; margin-bottom: 16px;
}
.section-title { font-size: clamp(28px, 3.6vw, 40px); font-weight: 800; line-height: 1.25; letter-spacing: -0.02em; margin-bottom: 14px; color: var(--text); }
.section-desc { font-size: 16px; color: var(--text-muted); line-height: 1.8; }

/* ===== Buttons ===== */
.btn-group { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 30px; font-size: 15px; font-weight: 700; border-radius: 60px;
  transition: var(--transition); border: 2px solid transparent; line-height: 1.4;
  text-align: center; white-space: nowrap;
}
.btn-primary { background: var(--primary); color: #fff !important; box-shadow: var(--shadow-primary); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 18px 36px rgba(27, 93, 255, 0.32); }
.btn-primary:active { transform: translateY(0); box-shadow: 0 6px 18px rgba(27, 93, 255, 0.22); }
.btn-outline { background: transparent; color: #fff !important; border-color: rgba(255,255,255,0.45); }
.btn-outline:hover { border-color: #fff; background: rgba(255,255,255,0.08); transform: translateY(-2px); }
.btn-outline-light { background: transparent; color: var(--primary) !important; border-color: rgba(27,93,255,0.24); }
.btn-outline-light:hover { border-color: var(--primary); background: var(--primary-light); transform: translateY(-2px); }
.btn-light { background: #fff; color: var(--primary) !important; box-shadow: var(--shadow-md); }
.btn-light:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-lg { padding: 16px 40px; font-size: 16px; }
.btn-sm { padding: 8px 18px; font-size: 13px; border-radius: 40px; }
a.btn:focus, button.btn:focus, .nav-toggle:focus, .search-btn:focus { outline: 3px solid rgba(27, 93, 255, 0.3); outline-offset: 2px; }

/* ===== Header / Magazine Navigation ===== */
.site-header { background: var(--bg-white); box-shadow: var(--shadow-sm); position: sticky; top: 0; z-index: 1000; border-bottom: 1px solid var(--border-light); }
.header-top { background: var(--bg-white); border-bottom: 1px solid var(--border-light); }
.header-top-inner { display: flex; align-items: center; justify-content: space-between; height: 74px; gap: 20px; }
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-icon {
  width: 42px; height: 42px; border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: flex; align-items: center; justify-content: center; color: #fff; font-size: 20px;
  box-shadow: var(--shadow-primary);
}
.logo-text { font-size: 21px; font-weight: 800; color: var(--text); letter-spacing: -0.01em; line-height: 1.2; }
.logo-text span { color: var(--primary); }
.header-search { display: flex; align-items: center; background: var(--bg); border: 1px solid var(--border); border-radius: 50px; padding: 4px 5px 4px 18px; width: 300px; transition: var(--transition); }
.header-search:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(27,93,255,0.1); background: #fff; }
.header-search input { flex: 1; border: none; background: transparent; font-size: 14px; color: var(--text); min-width: 0; }
.header-search input::placeholder { color: var(--text-light); }
.search-btn { width: 38px; height: 38px; border-radius: 50%; background: var(--primary); color: #fff; font-size: 14px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: var(--transition); }
.search-btn:hover { background: var(--primary-dark); }
.header-cta { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.nav-channel { background: var(--bg-white); }
.nav-channel-inner { display: flex; align-items: center; min-height: 56px; gap: 4px; position: relative; }
.nav-list { display: flex; align-items: center; gap: 2px; flex: 1; flex-wrap: nowrap; }
.nav-item { padding: 10px 18px; font-size: 15px; font-weight: 600; color: var(--text-muted); border-radius: 40px; display: flex; align-items: center; gap: 6px; transition: var(--transition); white-space: nowrap; }
.nav-item i { font-size: 13px; opacity: 0.8; }
.nav-item:hover { color: var(--primary); background: var(--primary-light); }
.nav-item.active { color: var(--primary); background: var(--primary-light); font-weight: 700; }
.nav-item.active::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--primary); display: inline-block; }
.nav-toggle { display: none; width: 44px; height: 44px; border-radius: 10px; background: var(--primary-light); color: var(--primary); font-size: 20px; align-items: center; justify-content: center; transition: var(--transition); }
.nav-toggle:hover { background: var(--primary); color: #fff; }
.mobile-nav { display: none; position: fixed; top: 130px; left: 0; right: 0; bottom: 0; background: #fff; z-index: 999; padding: 28px; flex-direction: column; gap: 6px; overflow-y: auto; box-shadow: var(--shadow-lg); }
.mobile-nav.open { display: flex; }
.mobile-nav .nav-item { font-size: 17px; padding: 14px 20px; border-radius: 12px; }
.mobile-nav .nav-item.active { background: var(--primary-light); }
.mobile-nav .mobile-search { display: flex; margin-bottom: 18px; }

/* ===== Hero ===== */
.hero { position: relative; min-height: 640px; display: flex; align-items: center; background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat; isolation: isolate; }
.hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(105deg, rgba(11,18,32,0.92) 0%, rgba(11,18,32,0.78) 38%, rgba(27,93,255,0.12) 100%); z-index: -1; }
.hero::after { content: ""; position: absolute; bottom: 0; left: 0; right: 0; height: 80px; background: linear-gradient(to top, rgba(245,247,251,1), rgba(245,247,251,0)); z-index: 0; pointer-events: none; }
.hero-inner { position: relative; z-index: 1; padding: 90px 0 100px; max-width: 760px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.2); color: #fff; padding: 7px 18px; border-radius: 40px; font-size: 13px; font-weight: 600; margin-bottom: 22px; backdrop-filter: blur(6px); letter-spacing: 0.5px; }
.hero-badge i { color: var(--accent); }
.hero-title { font-size: clamp(36px, 5.2vw, 58px); font-weight: 800; color: #fff; line-height: 1.15; letter-spacing: -0.02em; margin-bottom: 20px; }
.hero-title em { font-style: normal; color: var(--accent); position: relative; }
.hero-subtitle { font-size: 17px; color: rgba(255,255,255,0.82); line-height: 1.9; margin-bottom: 34px; max-width: 600px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 30px; }
.hero-meta-item { display: flex; align-items: center; gap: 8px; color: rgba(255,255,255,0.75); font-size: 14px; }
.hero-meta-item i { color: var(--accent); }

/* ===== Feature Cards (核心亮点) ===== */
.features-grid { margin-top: -40px; position: relative; z-index: 2; }
.feature-card {
  background: #fff; border-radius: var(--radius-lg); padding: 32px 24px; height: 100%;
  box-shadow: var(--shadow-md); border: 1px solid var(--border-light);
  transition: var(--transition); position: relative; overflow: hidden;
}
.feature-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--primary), var(--accent)); opacity: 0; transition: var(--transition); }
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.feature-card:hover::before { opacity: 1; }
.feature-icon { width: 56px; height: 56px; border-radius: 16px; background: var(--primary-light); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 18px; transition: var(--transition); }
.feature-card:hover .feature-icon { background: var(--primary); color: #fff; transform: scale(1.05); }
.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

/* ===== Category Cards (分类入口) ===== */
.category-wrap { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.category-card {
  background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light); transition: var(--transition); display: flex; flex-direction: column; position: relative;
}
.category-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.category-cover { position: relative; height: 200px; overflow: hidden; }
.category-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.category-card:hover .category-cover img { transform: scale(1.06); }
.category-cover::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(11,18,32,0.45), transparent); }
.category-tag { position: absolute; left: 16px; bottom: 14px; z-index: 1; background: rgba(255,255,255,0.92); color: var(--primary); font-size: 12px; font-weight: 700; padding: 4px 14px; border-radius: 40px; backdrop-filter: blur(4px); }
.category-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.category-body h3 { font-size: 20px; font-weight: 800; margin-bottom: 8px; }
.category-body p { font-size: 14px; color: var(--text-muted); line-height: 1.7; margin-bottom: 18px; flex: 1; }
.category-link { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 700; color: var(--primary); }
.category-link:hover { gap: 12px; }

/* ===== News / CMS List (最新动态) ===== */
.news-layout { display: grid; grid-template-columns: 1.5fr 1fr; gap: 34px; align-items: start; }
.news-main { background: #fff; border-radius: var(--radius-lg); padding: 30px; box-shadow: var(--shadow-md); border: 1px solid var(--border-light); }
.news-list .news-item { padding: 18px 0; border-bottom: 1px solid var(--border-light); display: flex; gap: 16px; align-items: flex-start; transition: var(--transition); }
.news-list .news-item:last-child { border-bottom: none; padding-bottom: 0; }
.news-item:hover { padding-left: 8px; }
.news-item-date { flex-shrink: 0; text-align: center; background: var(--primary-light); border-radius: 12px; padding: 8px 12px; min-width: 56px; }
.news-item-date .day { font-size: 22px; font-weight: 800; color: var(--primary); line-height: 1; display: block; }
.news-item-date .month { font-size: 12px; color: var(--text-muted); text-transform: uppercase; }
.news-item-content { flex: 1; min-width: 0; }
.news-item-content h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; line-height: 1.5; }
.news-item-content h3 a { color: var(--text); }
.news-item-content h3 a:hover { color: var(--primary); }
.news-item-content p { font-size: 14px; color: var(--text-muted); line-height: 1.6; margin-bottom: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-item-meta { display: flex; gap: 14px; font-size: 12px; color: var(--text-light); }
.news-item-meta span { display: inline-flex; align-items: center; gap: 4px; }
.news-item-meta i { color: var(--primary); font-size: 11px; }
.news-side { display: flex; flex-direction: column; gap: 24px; }
.news-side-card { background: #fff; border-radius: var(--radius-lg); padding: 26px; box-shadow: var(--shadow-md); border: 1px solid var(--border-light); }
.news-side-card h3 { font-size: 17px; font-weight: 800; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.news-side-card h3 i { color: var(--primary); }
.news-side-card ul li { padding: 8px 0; border-bottom: 1px dashed var(--border); font-size: 14px; }
.news-side-card ul li:last-child { border-bottom: none; padding-bottom: 0; }
.news-side-card ul li a { color: var(--text); display: flex; gap: 6px; align-items: baseline; }
.news-side-card ul li a:hover { color: var(--primary); }
.news-side-card ul li .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--primary); flex-shrink: 0; display: inline-block; margin-right: 4px; }
.empty-tips { text-align: center; padding: 40px 20px; color: var(--text-light); font-size: 15px; background: var(--bg); border-radius: var(--radius-md); }

/* ===== Stats (数据统计) ===== */
.stats-section { background: var(--bg-deep); position: relative; overflow: hidden; }
.stats-section::before { content: ""; position: absolute; inset: 0; background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat; opacity: 0.12; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; position: relative; z-index: 1; }
.stat-card { text-align: center; padding: 36px 20px; border-radius: var(--radius-lg); background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.09); backdrop-filter: blur(4px); transition: var(--transition); }
.stat-card:hover { background: rgba(255,255,255,0.08); transform: translateY(-4px); }
.stat-num { font-size: 42px; font-weight: 800; color: var(--accent); line-height: 1.1; margin-bottom: 8px; }
.stat-label { font-size: 14px; color: rgba(255,255,255,0.75); letter-spacing: 1px; }
.section-title-light { color: #fff; }
.section-desc-light { color: rgba(255,255,255,0.7); }

/* ===== Process Flow (流程) ===== */
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; position: relative; }
.process-step { text-align: center; padding: 30px 16px; position: relative; }
.process-step::after { content: ""; position: absolute; top: 47px; right: -16px; width: 32px; height: 2px; background: var(--border); }
.process-step:last-child::after { display: none; }
.step-num { width: 58px; height: 58px; margin: 0 auto 18px; border-radius: 18px; background: var(--primary-light); color: var(--primary); font-size: 24px; font-weight: 800; display: flex; align-items: center; justify-content: center; transition: var(--transition); }
.process-step:hover .step-num { background: var(--primary); color: #fff; transform: rotate(-6deg) scale(1.06); }
.process-step h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.process-step p { font-size: 13px; color: var(--text-muted); line-height: 1.7; }

/* ===== Featured content (精选图文) ===== */
.featured-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.featured-card { background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); border: 1px solid var(--border-light); transition: var(--transition); }
.featured-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.featured-cover { height: 200px; overflow: hidden; position: relative; }
.featured-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.featured-card:hover .featured-cover img { transform: scale(1.06); }
.featured-cover .play-btn { position: absolute; inset: 0; margin: auto; width: 48px; height: 48px; border-radius: 50%; background: rgba(255,255,255,0.2); backdrop-filter: blur(6px); border: 1px solid rgba(255,255,255,0.4); color: #fff; display: flex; align-items: center; justify-content: center; transition: var(--transition); }
.featured-card:hover .play-btn { background: var(--primary); border-color: var(--primary); transform: scale(1.1); }
.featured-body { padding: 22px; }
.featured-body .cat { font-size: 12px; font-weight: 700; color: var(--primary); text-transform: uppercase; letter-spacing: 1px; display: block; margin-bottom: 8px; }
.featured-body h3 { font-size: 17px; font-weight: 800; line-height: 1.5; margin-bottom: 10px; }
.featured-body h3 a { color: var(--text); }
.featured-body h3 a:hover { color: var(--primary); }
.featured-body p { font-size: 13px; color: var(--text-muted); line-height: 1.7; margin-bottom: 16px; }
.featured-body .featured-foot { display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: var(--text-light); border-top: 1px solid var(--border-light); padding-top: 14px; }

/* ===== FAQ ===== */
.faq-wrap { max-width: 830px; margin: 0 auto; }
.faq-item { background: #fff; border: 1px solid var(--border-light); border-radius: var(--radius-md); margin-bottom: 14px; box-shadow: var(--shadow-sm); transition: var(--transition); overflow: hidden; }
.faq-item:hover { box-shadow: var(--shadow-md); border-color: var(--border); }
.faq-question { display: flex; align-items: center; gap: 14px; padding: 20px 24px; cursor: pointer; font-size: 16px; font-weight: 700; color: var(--text); transition: var(--transition); }
.faq-question .faq-icon { width: 28px; height: 28px; border-radius: 50%; background: var(--primary-light); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 13px; flex-shrink: 0; transition: var(--transition); }
.faq-item.active .faq-icon { background: var(--primary); color: #fff; transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.faq-answer-inner { padding: 0 24px 20px 66px; font-size: 14px; color: var(--text-muted); line-height: 1.8; }

/* ===== CTA ===== */
.cta-block { background: linear-gradient(120deg, var(--primary) 0%, var(--primary-dark) 100%); border-radius: 24px; padding: 60px; text-align: center; position: relative; overflow: hidden; }
.cta-block::before { content: ""; position: absolute; inset: 0; background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat; opacity: 0.08; }
.cta-block .cta-inner { position: relative; z-index: 1; }
.cta-block h2 { font-size: clamp(26px, 3.2vw, 38px); font-weight: 800; color: #fff; margin-bottom: 16px; }
.cta-block p { font-size: 16px; color: rgba(255,255,255,0.8); margin-bottom: 30px; max-width: 560px; margin-left: auto; margin-right: auto; }
.cta-block .btn-group { justify-content: center; }
.cta-icons { display: flex; justify-content: center; gap: 22px; margin-bottom: 28px; color: rgba(255,255,255,0.7); font-size: 14px; }
.cta-icons span { display: inline-flex; align-items: center; gap: 8px; }

/* ===== Footer ===== */
.site-footer { background: var(--bg-deep); color: rgba(255,255,255,0.7); padding: 70px 0 0; }
.footer-top { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 40px; padding-bottom: 50px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer-brand .logo-text { color: #fff; }
.footer-brand .logo-text span { color: var(--accent); }
.footer-brand p { font-size: 14px; margin-top: 18px; line-height: 1.8; color: rgba(255,255,255,0.55); max-width: 340px; }
.footer-col h4 { font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 20px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: rgba(255,255,255,0.55); font-size: 14px; transition: var(--transition); }
.footer-col ul li a:hover { color: var(--accent); padding-left: 4px; }
.footer-bottom { padding: 26px 0; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; font-size: 13px; color: rgba(255,255,255,0.4); }
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--accent); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .header-search { width: 210px; }
  .header-cta .btn-text { display: none; }
  .category-wrap { grid-template-columns: repeat(2, 1fr); }
  .featured-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .process-step::after { display: none; }
  .news-layout { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .section { padding: 70px 0; }
  .hero { min-height: 560px; }
}
@media (max-width: 768px) {
  .header-top-inner { height: 64px; }
  .header-search { display: none; }
  .header-cta .btn { display: none; }
  .nav-list { display: none; }
  .nav-toggle { display: flex; }
  .mobile-nav { top: 64px; }
  .hero-inner { padding: 70px 0 80px; }
  .hero { min-height: auto; }
  .category-wrap { grid-template-columns: 1fr; }
  .featured-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .process-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .news-main { padding: 20px; }
  .cta-block { padding: 40px 24px; }
  .section { padding: 56px 0; }
  .footer-top { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .container { padding: 0 20px; }
}
@media (max-width: 520px) {
  body { font-size: 15px; }
  .hero-title { font-size: 32px; }
  .hero-subtitle { font-size: 15px; }
  .hero-meta { flex-direction: column; gap: 10px; }
  .btn-group { flex-direction: column; align-items: stretch; }
  .btn { width: 100%; }
  .section-head { margin-bottom: 36px; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-num { font-size: 30px; }
  .process-grid { grid-template-columns: 1fr; }
  .category-wrap { grid-template-columns: 1fr; }
  .news-item { flex-direction: row; gap: 10px; }
  .news-item-date { min-width: 46px; padding: 6px 8px; }
  .news-item-date .day { font-size: 17px; }
  .faq-question { padding: 16px 16px; font-size: 14px; }
  .faq-answer-inner { padding: 0 16px 16px 52px; }
  .cta-icons { flex-wrap: wrap; gap: 10px; }
}

/* roulang page: category1 */
:root {
            --primary: #0e1b33;
            --primary-light: #1a2d52;
            --accent: #f0b90b;
            --accent-dark: #c99e05;
            --bg: #f5f7fb;
            --bg-deep: #eaeef5;
            --card: #ffffff;
            --text: #1d2433;
            --text-muted: #667085;
            --border: #e4e9f1;
            --radius: 18px;
            --radius-sm: 10px;
            --shadow: 0 4px 24px rgba(14, 27, 51, 0.06);
            --shadow-hover: 0 12px 36px rgba(14, 27, 51, 0.12);
            --transition: all 0.3s ease;
            --section-gap: 100px;
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }

        ul,
        ol {
            list-style: none;
        }

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

        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(240, 185, 11, 0.5);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container,
        .grid-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        .grid-margin-x {
            margin-left: -14px;
            margin-right: -14px;
        }

        .grid-margin-x>.cell {
            padding-left: 14px;
            padding-right: 14px;
        }

        @media (min-width: 1024px) {
            .grid-margin-x {
                margin-left: -20px;
                margin-right: -20px;
            }
            .grid-margin-x>.cell {
                padding-left: 20px;
                padding-right: 20px;
            }
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 16px rgba(14, 27, 51, 0.08);
        }

        .header-brand-row {
            background: var(--primary);
            padding: 14px 0;
        }

        .brand-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: var(--accent);
            color: var(--primary);
            display: grid;
            place-items: center;
            font-size: 18px;
            box-shadow: 0 4px 12px rgba(240, 185, 11, 0.35);
        }

        .logo-text {
            font-size: 21px;
            font-weight: 800;
            color: #fff;
            letter-spacing: 1px;
            line-height: 1.2;
        }

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

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            transition: var(--transition);
            border: 1px solid transparent;
            cursor: pointer;
            line-height: 1.2;
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 8px;
        }

        .btn-lg {
            padding: 16px 34px;
            font-size: 16px;
            border-radius: 14px;
        }

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

        .btn-accent:hover {
            background: #ffc827;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(240, 185, 11, 0.4);
        }

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

        .btn-light:hover {
            background: #f0f2f6;
            transform: translateY(-2px);
        }

        .header-nav-row {
            background: #fff;
            border-bottom: 1px solid var(--border);
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 0;
            overflow-x: auto;
            scrollbar-width: none;
            -webkit-overflow-scrolling: touch;
        }

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

        .nav-item {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 14px 22px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            border-bottom: 3px solid transparent;
            white-space: nowrap;
            transition: color 0.25s ease, background 0.25s ease, border-color 0.25s ease;
        }

        .nav-item i {
            font-size: 14px;
            color: var(--accent);
        }

        .nav-item:hover {
            color: var(--primary);
            background: rgba(14, 27, 51, 0.03);
        }

        .nav-item.active {
            color: var(--primary);
            border-bottom-color: var(--accent);
            font-weight: 700;
            background: linear-gradient(to top, rgba(240, 185, 11, 0.08), transparent 70%);
        }

        .page-hero {
            position: relative;
            padding: 110px 0 90px;
            background: linear-gradient(135deg, rgba(14, 27, 51, 0.96) 0%, rgba(14, 27, 51, 0.88) 45%, rgba(240, 185, 11, 0.15) 100%), url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            color: #fff;
            text-align: center;
            overflow: hidden;
        }

        .breadcrumb {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 20px;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.8);
        }

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

        .breadcrumb .sep {
            font-size: 10px;
            color: rgba(255, 255, 255, 0.4);
        }

        .page-hero h1 {
            font-size: 46px;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: 2px;
            margin-bottom: 18px;
        }

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

        .hero-desc {
            max-width: 660px;
            margin: 0 auto 32px;
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .btn-primary {
            background: var(--accent);
            color: var(--primary);
            border-color: var(--accent);
            box-shadow: 0 8px 24px rgba(240, 185, 11, 0.35);
        }

        .btn-primary:hover {
            background: #ffc827;
            border-color: #ffc827;
            transform: translateY(-3px);
            box-shadow: 0 12px 28px rgba(240, 185, 11, 0.45);
        }

        .btn-outline {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.45);
            backdrop-filter: blur(4px);
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.16);
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-3px);
        }

        .hero-tags {
            display: flex;
            justify-content: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .tag {
            padding: 6px 14px;
            border-radius: 100px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.18);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(6px);
        }

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

        .section-alt {
            background: var(--bg-deep);
        }

        .section-header {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 64px;
        }

        .section-tag {
            display: inline-block;
            padding: 5px 16px;
            border-radius: 100px;
            background: rgba(240, 185, 11, 0.14);
            border: 1px solid rgba(240, 185, 11, 0.3);
            color: #a07c08;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 16px;
        }

        .section-title {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        .role-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 36px 28px 32px;
            text-align: center;
            height: 100%;
            transition: var(--transition);
            box-shadow: var(--shadow);
            position: relative;
            overflow: hidden;
        }

        .role-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent), #ffc827);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.4s ease;
        }

        .role-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(240, 185, 11, 0.4);
        }

        .role-card:hover::before {
            transform: scaleX(1);
        }

        .role-icon {
            width: 64px;
            height: 64px;
            border-radius: 18px;
            margin: 0 auto 20px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            display: grid;
            place-items: center;
            font-size: 26px;
            color: var(--accent);
            box-shadow: 0 8px 20px rgba(14, 27, 51, 0.25);
        }

        .role-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .role-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

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

        .step-item {
            background: var(--card);
            border-radius: var(--radius);
            padding: 32px 26px;
            border: 1px solid var(--border);
            position: relative;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

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

        .step-num {
            font-size: 44px;
            font-weight: 800;
            color: rgba(240, 185, 11, 0.28);
            line-height: 1;
            margin-bottom: 18px;
            font-family: Georgia, serif;
        }

        .step-content h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }

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

        .feature-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
            padding: 70px 0;
        }

        .feature-block+.feature-block {
            border-top: 1px solid var(--border);
        }

        .feature-block.reverse .feature-media {
            order: 2;
        }

        .feature-block.reverse .feature-content {
            order: 1;
        }

        .feature-media {
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
        }

        .feature-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 4 / 3;
            transition: transform 0.6s ease;
        }

        .feature-media:hover img {
            transform: scale(1.03);
        }

        .feature-content {
            padding: 10px 0;
        }

        .feature-index {
            font-size: 14px;
            font-weight: 700;
            color: #a07c08;
            background: rgba(240, 185, 11, 0.12);
            padding: 4px 12px;
            border-radius: 100px;
            display: inline-block;
            margin-bottom: 16px;
        }

        .feature-content h3 {
            font-size: 26px;
            font-weight: 800;
            margin-bottom: 14px;
        }

        .feature-content>p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .feature-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .feature-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text);
        }

        .feature-list li i {
            color: var(--accent);
            font-size: 16px;
        }

        .section-stats {
            background: var(--primary);
            background-image: linear-gradient(135deg, rgba(240, 185, 11, 0.06), transparent), url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            padding: 90px 0;
        }

        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            text-align: center;
        }

        .stat-num {
            font-size: 52px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.1;
            letter-spacing: 1px;
            margin-bottom: 6px;
        }

        .stat-label {
            color: rgba(255, 255, 255, 0.8);
            font-size: 15px;
            letter-spacing: 1px;
        }

        .article-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

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

        .article-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-hover);
        }

        .article-cover {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--bg-deep);
        }

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

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

        .article-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(14, 27, 51, 0.85);
            color: var(--accent);
            font-size: 12px;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: 100px;
            backdrop-filter: blur(4px);
        }

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

        .article-meta {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
            margin-bottom: 12px;
        }

        .article-body h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 10px;
        }

        .article-body h3 a:hover {
            color: var(--accent-dark);
        }

        .article-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 18px;
            flex: 1;
        }

        .article-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .article-link:hover {
            color: var(--accent-dark);
            gap: 10px;
        }

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

        .faq-item {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: 14px;
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item.active {
            border-color: rgba(240, 185, 11, 0.5);
            box-shadow: 0 6px 20px rgba(14, 27, 51, 0.06);
        }

        .faq-question {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            text-align: left;
            transition: background 0.25s;
        }

        .faq-question:hover {
            background: rgba(240, 185, 11, 0.04);
        }

        .faq-question i {
            transition: transform 0.3s ease;
            color: var(--accent);
            font-size: 14px;
            flex-shrink: 0;
        }

        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            padding: 0 24px;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

        .faq-item.active .faq-answer {
            max-height: 500px;
            padding: 0 24px 20px;
        }

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

        .section-cta {
            padding: 100px 0;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            position: relative;
            overflow: hidden;
        }

        .section-cta::before {
            content: '';
            position: absolute;
            width: 360px;
            height: 360px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(240, 185, 11, 0.25), transparent 70%);
            top: -120px;
            right: -80px;
        }

        .section-cta::after {
            content: '';
            position: absolute;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.08), transparent 70%);
            bottom: -90px;
            left: 10%;
        }

        .cta-inner {
            text-align: center;
            color: #fff;
            position: relative;
            z-index: 2;
        }

        .cta-inner h2 {
            font-size: 38px;
            font-weight: 800;
            margin-bottom: 16px;
        }

        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.82);
            max-width: 520px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn-ghost {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.4);
        }

        .btn-ghost:hover {
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-2px);
        }

        .site-footer {
            background: #0a1428;
            color: rgba(255, 255, 255, 0.75);
            padding: 70px 0 30px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 50px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

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

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            max-width: 360px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: 1px;
        }

        .footer-col ul li {
            margin-bottom: 12px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--accent);
            padding-left: 6px;
        }

        .footer-bottom {
            padding-top: 28px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }

        @media (max-width: 1024px) {
            :root {
                --section-gap: 80px;
            }
            .page-hero h1 {
                font-size: 38px;
            }
            .section-title {
                font-size: 30px;
            }
            .feature-block {
                gap: 36px;
                padding: 55px 0;
            }
            .steps-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-row {
                gap: 20px;
            }
            .stat-num {
                font-size: 40px;
            }
            .footer-top {
                grid-template-columns: 1.5fr 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 64px;
            }
            .page-hero {
                padding: 80px 0 64px;
            }
            .page-hero h1 {
                font-size: 30px;
            }
            .hero-desc {
                font-size: 15px;
            }
            .brand-inner {
                padding: 4px 0;
            }
            .header-actions .btn {
                display: none;
            }
            .nav-item {
                padding: 12px 16px;
                font-size: 14px;
            }
            .steps-row {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .article-grid {
                grid-template-columns: 1fr;
            }
            .feature-block {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .feature-block.reverse .feature-media {
                order: 1;
            }
            .feature-block.reverse .feature-content {
                order: 2;
            }
            .cta-inner h2 {
                font-size: 28px;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .grid-margin-x {
                margin-left: -10px;
                margin-right: -10px;
            }
            .grid-margin-x>.cell {
                padding-left: 10px;
                padding-right: 10px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-gap: 50px;
            }
            .container,
            .grid-container {
                padding: 0 16px;
            }
            .page-hero h1 {
                font-size: 26px;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .section-header {
                margin-bottom: 40px;
            }
            .section-title {
                font-size: 24px;
            }
            .role-card {
                padding: 28px 20px;
            }
            .stat-num {
                font-size: 34px;
            }
            .cta-inner h2 {
                font-size: 26px;
            }
            .faq-question {
                font-size: 15px;
                padding: 18px;
            }
            .faq-answer {
                padding: 0 18px;
            }
            .faq-item.active .faq-answer {
                padding: 0 18px 18px;
            }
            .footer-brand p {
                font-size: 13px;
            }
            .feature-content h3 {
                font-size: 22px;
            }
            .stat-label {
                font-size: 13px;
            }
        }

/* roulang page: article */
:root {
  --primary: #14263f;
  --primary-light: #1d3a5f;
  --primary-lighter: #2d5478;
  --accent: #d4a853;
  --accent-light: #e6c37b;
  --accent-dark: #b88a32;
  --bg: #f5f7fb;
  --bg-white: #ffffff;
  --bg-dark: #0e1b2b;
  --text: #1c2534;
  --text-light: #68778e;
  --border: #e5e9f2;
  --radius: 16px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 8px rgba(20, 38, 63, 0.06);
  --shadow: 0 6px 24px rgba(20, 38, 63, 0.10);
  --shadow-lg: 0 12px 40px rgba(20, 38, 63, 0.16);
  --transition: all 0.3s ease;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { margin: 0; padding: 0; list-style: none; }
p { margin: 0 0 16px; }
h1, h2, h3, h4 { margin: 0; line-height: 1.4; }

.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

.skip-link {
  position: absolute; top: -120%; left: 16px; z-index: 9999;
  background: var(--accent); color: #14263f; padding: 10px 18px;
  border-radius: 8px; font-size: 14px; font-weight: 600;
}
.skip-link:focus { top: 12px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 12px 28px; border-radius: 12px; font-size: 16px;
  font-weight: 600; cursor: pointer; border: 2px solid transparent;
  transition: var(--transition); line-height: 1.3; white-space: nowrap;
}
.btn-primary {
  background: var(--accent); color: #14263f;
}
.btn-primary:hover {
  background: var(--accent-light); transform: translateY(-2px); box-shadow: var(--shadow);
}
.btn-outline {
  border-color: var(--accent); color: #fff; background: transparent;
}
.btn-outline:hover {
  background: var(--accent); color: #14263f; transform: translateY(-2px);
}
.btn-sm { padding: 8px 18px; font-size: 14px; border-radius: 10px; }
.btn-block { width: 100%; }

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 12px; background: rgba(212, 168, 83, 0.14);
  color: var(--accent-dark); border-radius: 100px; font-size: 13px; font-weight: 600;
}

.section-head { text-align: center; margin-bottom: 40px; }
.section-head h2 { font-size: 32px; font-weight: 800; color: var(--text); margin-bottom: 8px; }
.section-head p { color: var(--text-light); font-size: 15px; }

.site-header { background: var(--bg-white); border-bottom: 1px solid var(--border); }
.header-top { padding: 12px 0; }
.header-top-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.logo { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-icon {
  width: 42px; height: 42px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--accent); display: inline-flex; align-items: center; justify-content: center;
  border-radius: 12px; font-size: 18px;
}
.logo-text { font-size: 22px; font-weight: 800; color: var(--primary); letter-spacing: 1px; }
.logo-text span { color: var(--accent); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.header-nav { background: var(--primary); }
.nav-list { display: flex; align-items: center; gap: 4px; padding: 6px 0; }
.nav-item {
  display: inline-flex; align-items: center; gap: 6px; padding: 10px 18px;
  color: rgba(255, 255, 255, 0.85); font-size: 15px; font-weight: 500;
  border-radius: 10px; transition: var(--transition);
}
.nav-item:hover, .nav-item.active { color: #fff; background: rgba(255, 255, 255, 0.12); }
.nav-item i { font-size: 14px; color: var(--accent); }

.breadcrumb-bar {
  background: var(--bg-white); border-bottom: 1px solid var(--border);
  padding: 14px 0; font-size: 14px; color: var(--text-light);
}
.breadcrumb-bar .container { display: flex; align-items: center; flex-wrap: wrap; }
.breadcrumb-bar a { color: var(--text-light); }
.breadcrumb-bar a:hover { color: var(--accent); }
.breadcrumb-bar .divider { margin: 0 8px; opacity: 0.5; }

.article-page { padding: 48px 0 80px; }
.article-main {
  background: var(--bg-white); border-radius: var(--radius); box-shadow: var(--shadow-sm);
  overflow: hidden; padding: 40px; transition: var(--transition);
}
.article-head { margin-bottom: 24px; }
.article-head h1 {
  font-size: 34px; line-height: 1.35; margin: 14px 0 18px;
  font-weight: 800; color: var(--text);
}
.article-meta {
  display: flex; flex-wrap: wrap; gap: 18px; color: var(--text-light); font-size: 14px;
}
.article-meta .meta-item { display: inline-flex; align-items: center; gap: 6px; }
.article-meta .meta-item i { color: var(--accent-dark); }
.article-cover { margin: 24px 0 32px; border-radius: var(--radius); overflow: hidden; }
.article-cover img { width: 100%; height: 380px; object-fit: cover; }
.article-content { font-size: 16px; line-height: 2; color: #333; }
.article-content p { margin: 0 0 20px; }
.article-content h2 { font-size: 26px; margin: 36px 0 16px; font-weight: 700; }
.article-content h3 { font-size: 22px; margin: 30px 0 14px; font-weight: 700; }
.article-content blockquote {
  border-left: 4px solid var(--accent); background: #faf6ee;
  padding: 16px 20px; margin: 24px 0; border-radius: 0 12px 12px 0;
  color: #4a5568;
}
.article-content img { border-radius: 12px; margin: 24px 0; }
.article-content ul, .article-content ol { margin: 16px 0; padding-left: 22px; }
.article-content li { margin-bottom: 8px; }
.article-content a { color: var(--accent-dark); text-decoration: underline; }
.article-content a:hover { opacity: 0.8; }
.article-foot {
  margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px;
}
.article-foot-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.article-not-found {
  text-align: center; padding: 70px 40px; background: var(--bg-white);
  border-radius: var(--radius); box-shadow: var(--shadow-sm);
}
.article-not-found i { font-size: 54px; color: var(--accent); margin-bottom: 20px; }
.article-not-found h1 { font-size: 30px; font-weight: 800; margin-bottom: 12px; }
.article-not-found p { color: var(--text-light); margin-bottom: 24px; }
.content-empty { text-align: center; padding: 50px 20px; color: var(--text-light); }
.content-empty i { font-size: 40px; color: var(--accent); margin-bottom: 16px; }

.sidebar { display: flex; flex-direction: column; gap: 24px; }
.side-card {
  background: var(--bg-white); border-radius: var(--radius);
  box-shadow: var(--shadow-sm); padding: 28px;
}
.side-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.side-name { font-size: 20px; font-weight: 800; color: var(--primary); }
.side-profile p { font-size: 14px; color: var(--text-light); line-height: 1.8; margin-bottom: 18px; }
.side-title {
  font-size: 18px; font-weight: 700; margin-bottom: 16px; color: var(--primary);
  padding-bottom: 12px; border-bottom: 2px solid var(--border); position: relative;
}
.side-title::after {
  content: ''; position: absolute; bottom: -2px; left: 0;
  width: 42px; height: 2px; background: var(--accent);
}
.side-list li {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 0; border-bottom: 1px dashed var(--border);
}
.side-list li:last-child { border-bottom: none; }
.side-list a { color: var(--text); font-size: 14px; font-weight: 500; }
.side-list a:hover { color: var(--accent); padding-left: 4px; }
.side-list .side-label { color: var(--text-light); font-size: 14px; }
.side-icon {
  width: 34px; height: 34px; background: rgba(212, 168, 83, 0.12);
  border-radius: 8px; display: inline-flex; align-items: center;
  justify-content: center; color: var(--accent-dark); font-size: 14px; flex-shrink: 0;
}
.side-cta {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff; padding: 30px; border-radius: var(--radius); position: relative; overflow: hidden;
}
.side-cta::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover; background-position: center; opacity: 0.14;
}
.side-cta h3 { color: #fff; font-size: 20px; font-weight: 700; margin-bottom: 10px; position: relative; z-index: 2; }
.side-cta p { color: rgba(255, 255, 255, 0.78); font-size: 14px; margin-bottom: 18px; position: relative; z-index: 2; }
.side-cta .btn { width: 100%; position: relative; z-index: 2; }

.related-section { padding: 80px 0; background: var(--bg-white); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.related-card-link { display: block; height: 100%; }
.related-card {
  background: var(--bg); border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-sm); transition: var(--transition); height: 100%;
}
.related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.rel-img { height: 190px; overflow: hidden; position: relative; }
.rel-img::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(to top, rgba(20, 38, 63, 0.35), transparent 60%);
}
.rel-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.related-card:hover .rel-img img { transform: scale(1.06); }
.rel-body { padding: 22px; }
.rel-body .badge { margin-bottom: 8px; }
.rel-body h3 {
  font-size: 17px; font-weight: 700; margin: 10px 0 8px; line-height: 1.5;
  color: var(--text); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.rel-body p {
  font-size: 14px; color: var(--text-light); line-height: 1.7;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.rel-more {
  display: inline-flex; align-items: center; gap: 6px; font-size: 14px;
  color: var(--accent-dark); font-weight: 600; margin-top: 12px;
}
.rel-more i { transition: transform 0.3s ease; }
.related-card:hover .rel-more i { transform: translateX(4px); }
.no-data {
  text-align: center; padding: 40px; color: var(--text-light);
  background: var(--bg); border-radius: var(--radius); font-size: 15px;
}

.faq-section { padding: 80px 0; background: var(--bg); }
.faq-list { max-width: 860px; margin: 0 auto; }
.faq-item {
  background: var(--bg-white); border-radius: var(--radius); box-shadow: var(--shadow-sm);
  padding: 24px 28px; margin-bottom: 16px; border-left: 4px solid var(--accent);
  transition: var(--transition);
}
.faq-item:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.faq-item h3 { font-size: 17px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.faq-item h3 i { color: var(--accent); margin-right: 8px; }
.faq-item p { font-size: 15px; color: var(--text-light); margin-bottom: 0; }

.cta-section {
  padding: 80px 0; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  position: relative; overflow: hidden;
}
.cta-section::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover; background-position: center; opacity: 0.15;
}
.cta-inner {
  position: relative; z-index: 2; text-align: center; max-width: 720px; margin: 0 auto; color: #fff;
}
.cta-inner h2 { font-size: 36px; font-weight: 800; margin-bottom: 16px; }
.cta-inner p { font-size: 16px; color: rgba(255, 255, 255, 0.8); margin-bottom: 28px; }
.cta-inner .btn { margin: 0 6px 8px; }

.site-footer { background: var(--bg-dark); color: rgba(255, 255, 255, 0.65); padding: 64px 0 24px; }
.footer-top {
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px;
  padding-bottom: 40px; border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-brand .logo-text { color: #fff; }
.footer-brand .logo-text span { color: var(--accent); }
.site-footer .logo-icon { background: var(--accent); color: var(--primary); }
.footer-brand p { margin-top: 16px; font-size: 14px; line-height: 1.9; max-width: 380px; }
.footer-col h4 { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 18px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: rgba(255, 255, 255, 0.6); font-size: 14px; }
.footer-col ul li a:hover { color: var(--accent); }
.footer-bottom {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
  padding-top: 24px; font-size: 13px; color: rgba(255, 255, 255, 0.38);
}

.back-to-top {
  position: fixed; right: 24px; bottom: 24px; width: 44px; height: 44px;
  background: var(--primary); color: #fff; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow); opacity: 0; visibility: hidden; transition: var(--transition); z-index: 999;
}
.back-to-top.show { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--primary-light); transform: translateY(-3px); }

@media (max-width: 1024px) {
  .article-main { padding: 32px; }
  .sidebar { margin-top: 32px; }
  .related-card .rel-img { height: 170px; }
}

@media (max-width: 768px) {
  .header-nav .container { overflow-x: auto; }
  .nav-list { flex-wrap: nowrap; min-width: max-content; padding: 6px 12px; }
  .nav-item { white-space: nowrap; padding: 8px 14px; font-size: 14px; }
  .article-page { padding: 32px 0 60px; }
  .article-main { padding: 24px; }
  .article-head h1 { font-size: 27px; }
  .article-cover img { height: 240px; }
  .footer-top { grid-template-columns: 1fr; gap: 24px; }
  .cta-inner h2 { font-size: 28px; }
  .section-head h2 { font-size: 26px; }
  .related-card .rel-img { height: 200px; }
}

@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .header-top-inner { gap: 12px; }
  .logo-text { font-size: 18px; }
  .logo-icon { width: 36px; height: 36px; font-size: 15px; }
  .header-actions .btn-sm { padding: 6px 12px; font-size: 13px; }
  .article-main { padding: 18px; }
  .article-head h1 { font-size: 22px; }
  .article-meta { gap: 10px; font-size: 13px; flex-direction: column; }
  .article-cover img { height: 180px; }
  .article-content { font-size: 15px; }
  .article-content h2 { font-size: 22px; }
  .article-foot { flex-direction: column; align-items: flex-start; }
  .article-foot-actions { width: 100%; }
  .article-foot-actions .btn { flex: 1; }
  .cta-section { padding: 60px 0; }
  .cta-inner h2 { font-size: 24px; }
  .cta-inner .btn { width: 100%; margin-bottom: 10px; }
  .faq-item { padding: 20px; }
  .back-to-top { right: 16px; bottom: 16px; }
}

/* roulang page: category2 */
:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #eef2ff;
  --accent: #f59e0b;
  --accent-light: #fef3c7;
  --success: #10b981;
  --danger: #ef4444;
  --dark: #0f172a;
  --gray-900: #1e293b;
  --gray-700: #334155;
  --gray-500: #64748b;
  --gray-300: #cbd5e1;
  --gray-100: #f1f5f9;
  --white: #ffffff;
  --bg-light: #f8fafc;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 12px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 8px 30px rgba(15, 23, 42, 0.1);
  --shadow-lg: 0 20px 50px rgba(15, 23, 42, 0.14);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --container-w: 1200px;
  --header-h: 72px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Segoe UI", "Microsoft YaHei", sans-serif;
  line-height: 1.7;
  color: var(--gray-900);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

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

/* ===== 顶部品牌条 ===== */
.site-header {
  background: var(--white);
  border-bottom: 1px solid rgba(148, 163, 184, 0.16);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 20px rgba(15, 23, 42, 0.04);
}

.header-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 28px;
}

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

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 18px;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.35);
}

.logo-text {
  font-size: 22px;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -0.5px;
  line-height: 1.2;
}

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

.header-tools {
  display: flex;
  align-items: center;
  gap: 18px;
}

.header-search {
  position: relative;
}

.header-search input {
  width: 220px;
  height: 40px;
  border: 2px solid var(--gray-100);
  border-radius: 50px;
  padding: 0 18px 0 42px;
  font-size: 14px;
  background: var(--bg-light);
  transition: var(--transition);
  outline: none;
}

.header-search input:focus {
  border-color: var(--primary);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.header-search i {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray-500);
  font-size: 15px;
  pointer-events: none;
}

.header-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 40px;
  padding: 0 22px;
  background: var(--primary);
  color: var(--white);
  border: none;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.28);
}

.header-btn:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(99, 102, 241, 0.38);
}

.header-btn:active {
  transform: translateY(0);
}

.header-btn:focus-visible {
  outline: 3px solid rgba(99, 102, 241, 0.4);
  outline-offset: 2px;
}

/* ===== 频道导航 ===== */
.nav-bar {
  background: var(--dark);
  border-top: 1px solid rgba(148, 163, 184, 0.08);
}

.nav-list {
  display: flex;
  gap: 4px;
  padding: 0;
  margin: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

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

.nav-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 13px 20px;
  color: rgba(255, 255, 255, 0.75);
  font-size: 15px;
  font-weight: 500;
  white-space: nowrap;
  border-bottom: 3px solid transparent;
  transition: var(--transition);
  position: relative;
}

.nav-item i {
  font-size: 14px;
  opacity: 0.9;
}

.nav-item:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.06);
}

.nav-item.active {
  color: var(--white);
  border-bottom-color: var(--primary);
  background: rgba(99, 102, 241, 0.12);
}

.nav-item.active::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 50%;
  transform: translateX(-50%);
  width: 28px;
  height: 3px;
  background: var(--primary);
  border-radius: 3px 3px 0 0;
}

/* ===== 移动端导航 ===== */
.mobile-toggle {
  display: none;
  background: transparent;
  border: 2px solid var(--gray-100);
  border-radius: 8px;
  width: 42px;
  height: 40px;
  color: var(--dark);
  font-size: 18px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

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

.mobile-toggle:focus-visible {
  outline: 3px solid rgba(99, 102, 241, 0.3);
}

/* ===== 板块通用 ===== */
.section {
  padding: 88px 0;
}

.section-alt {
  background: var(--bg-light);
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 14px;
  letter-spacing: 0.3px;
}

.section-title {
  font-size: 36px;
  line-height: 1.25;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -1px;
  margin-bottom: 14px;
}

.section-desc {
  font-size: 16px;
  color: var(--gray-500);
  line-height: 1.8;
}

/* ===== 分类页 Hero ===== */
.cat-hero {
  position: relative;
  padding: 90px 0 80px;
  background: linear-gradient(rgba(15, 23, 42, 0.82), rgba(15, 23, 42, 0.88)), url("/assets/images/backpic/back-2.png") center center / cover no-repeat;
  color: var(--white);
  text-align: center;
}

.cat-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(99, 102, 241, 0.28) 0%, transparent 60%);
  pointer-events: none;
}

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

.cat-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.9);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 20px;
  border-radius: 50px;
  margin-bottom: 22px;
  backdrop-filter: blur(8px);
}

.cat-hero h1 {
  font-size: 46px;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -1.5px;
}

.cat-hero h1 span {
  background: linear-gradient(135deg, #a5b4fc 0%, #6366f1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cat-hero p {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.75);
  max-width: 640px;
  margin: 0 auto 28px;
  line-height: 1.8;
}

.cat-hero-meta {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50px;
  padding: 8px 18px;
  font-size: 13px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
}

.hero-chip i {
  color: var(--accent);
}

/* ===== 分类标签 ===== */
.tag-filter {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 40px;
}

.tag-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: rgba(255, 255, 255, 0.85);
  border-radius: 50px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.tag-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.tag-btn.tag-active {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

/* ===== 攻略卡片 ===== */
.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.guide-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-100);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
}

.guide-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(99, 102, 241, 0.2);
}

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

.guide-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.guide-card-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(15, 23, 42, 0.82);
  color: var(--white);
  font-size: 12px;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 50px;
  backdrop-filter: blur(6px);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

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

.guide-card-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--dark);
  line-height: 1.5;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: var(--transition);
}

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

.guide-card-body p {
  font-size: 14px;
  color: var(--gray-500);
  line-height: 1.7;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.guide-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--gray-100);
}

.guide-card-meta span {
  font-size: 13px;
  color: var(--gray-500);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.guide-card-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.guide-card-link:hover {
  gap: 10px;
  color: var(--primary-dark);
}

/* ===== 步骤流程 ===== */
.flow-section {
  background: linear-gradient(160deg, #070b1e 0%, #111935 60%, #1e1b4b 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.flow-section::before {
  content: "";
  position: absolute;
  top: -40px;
  right: -40px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.24) 0%, transparent 70%);
  border-radius: 50%;
}

.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
  z-index: 2;
}

.flow-step {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  backdrop-filter: blur(6px);
  transition: var(--transition);
}

.flow-step:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-4px);
  border-color: rgba(99, 102, 241, 0.4);
}

.flow-num {
  width: 52px;
  height: 52px;
  margin: 0 auto 18px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 800;
  color: var(--white);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.35);
}

.flow-step h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--white);
}

.flow-step p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.7;
}

/* ===== 技巧要点 ===== */
.tips-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.tips-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.tips-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 380px;
}

.tips-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.3) 0%, transparent 50%);
}

.tips-content h2 {
  font-size: 30px;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -1px;
  line-height: 1.3;
  margin-bottom: 10px;
}

.tips-content > p {
  font-size: 16px;
  color: var(--gray-500);
  margin-bottom: 28px;
  line-height: 1.8;
}

.tips-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.tips-item {
  display: flex;
  gap: 14px;
  padding: 18px 20px;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.tips-item:hover {
  border-color: rgba(99, 102, 241, 0.25);
  box-shadow: var(--shadow-sm);
}

.tips-item-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: 12px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.tips-item-text h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 4px;
}

.tips-item-text p {
  font-size: 14px;
  color: var(--gray-500);
  line-height: 1.6;
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: rgba(99, 102, 241, 0.2);
  box-shadow: var(--shadow-sm);
}

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  background: transparent;
  border: none;
  font-size: 16px;
  font-weight: 600;
  color: var(--dark);
  cursor: pointer;
  text-align: left;
  transition: var(--transition);
}

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

.faq-q i {
  font-size: 14px;
  color: var(--gray-500);
  transition: var(--transition);
  flex-shrink: 0;
}

.faq-item.active .faq-q i {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-a-inner {
  padding: 0 24px 20px;
  font-size: 15px;
  color: var(--gray-500);
  line-height: 1.8;
}

/* ===== CTA ===== */
.cta-section {
  padding: 90px 0;
  position: relative;
  background: linear-gradient(135deg, #4f46e5 0%, #6366f1 50%, #8b5cf6 100%);
  overflow: hidden;
  text-align: center;
  color: var(--white);
}

.cta-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("/assets/images/backpic/back-1.png") center center / cover no-repeat;
  opacity: 0.14;
  mix-blend-mode: overlay;
}

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

.cta-section h2 {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 14px;
  letter-spacing: -1px;
}

.cta-section p {
  font-size: 17px;
  opacity: 0.9;
  max-width: 560px;
  margin: 0 auto 30px;
  line-height: 1.8;
}

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

.btn-cta-white {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--white);
  color: var(--primary);
  border-radius: 50px;
  font-size: 15px;
  font-weight: 700;
  border: 2px solid transparent;
  transition: var(--transition);
  box-shadow: 0 8px 26px rgba(15, 23, 42, 0.18);
}

.btn-cta-white:hover {
  background: var(--primary-light);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.24);
}

.btn-cta-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.7);
  border-radius: 50px;
  font-size: 15px;
  font-weight: 600;
  transition: var(--transition);
}

.btn-cta-outline:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: var(--white);
  transform: translateY(-3px);
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 70px 0 0;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

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

.footer-brand p {
  font-size: 14px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.55);
  max-width: 380px;
  margin-top: 16px;
}

.footer-col h4 {
  font-size: 16px;
  color: var(--white);
  font-weight: 700;
  margin-bottom: 20px;
}

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

.footer-col a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 0 30px;
  flex-wrap: wrap;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .container {
    padding: 0 20px;
  }

  .section {
    padding: 72px 0;
  }

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

  .flow-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }

  .tips-layout {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .tips-visual img {
    min-height: 300px;
  }

  .cat-hero h1 {
    font-size: 38px;
  }
}

@media (max-width: 768px) {
  .header-tools .header-search {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .nav-list {
    flex-wrap: nowrap;
  }

  .nav-item {
    padding: 12px 14px;
    font-size: 14px;
  }

  .nav-item i {
    font-size: 13px;
  }

  .section-title {
    font-size: 28px;
  }

  .cat-hero {
    padding: 60px 0 56px;
  }

  .cat-hero h1 {
    font-size: 30px;
  }

  .cat-hero p {
    font-size: 15px;
  }

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

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

  .footer-top {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .footer-bottom {
    justify-content: center;
    text-align: center;
  }

  .header-btn {
    padding: 0 16px;
    font-size: 13px;
  }

  .header-btn .btn-text {
    display: none;
  }
}

@media (max-width: 520px) {
  .header-main {
    gap: 14px;
  }

  .logo-text {
    font-size: 18px;
  }

  .logo-icon {
    width: 36px;
    height: 36px;
    font-size: 16px;
  }

  .section {
    padding: 56px 0;
  }

  .section-title {
    font-size: 24px;
  }

  .cat-hero h1 {
    font-size: 25px;
  }

  .cat-hero .hero-chip {
    font-size: 12px;
    padding: 6px 14px;
  }

  .guide-card-media {
    aspect-ratio: 16/10;
  }

  .guide-card-body {
    padding: 18px;
  }

  .flow-step {
    padding: 24px 18px;
  }

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

  .cta-btns .btn-cta-white,
  .cta-btns .btn-cta-outline {
    width: 100%;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* roulang page: category3 */
:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #dbeafe;
  --accent: #f59e0b;
  --accent-light: #fef3c7;
  --bg: #f8fafc;
  --bg-white: #ffffff;
  --bg-soft: #f0f4ff;
  --text-main: #0f172a;
  --text-body: #334155;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 10px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 8px 30px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 18px 50px rgba(37, 99, 235, 0.12);
  --transition: all 0.28s ease;
  --container-w: 1200px;
  --space-section: 90px;
  --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

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

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

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

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

ul, ol {
  list-style: none;
}

.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

/* ============ Header ============ */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 16px rgba(15, 23, 42, 0.04);
}

.header-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  color: var(--text-main);
}

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

.logo-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--primary), #60a5fa);
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.28);
}

.logo-text {
  letter-spacing: 0.02em;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.header-search {
  display: flex;
  align-items: center;
  background: var(--bg-soft);
  border-radius: 40px;
  padding: 6px 14px;
  width: 240px;
  border: 1px solid transparent;
  transition: var(--transition);
}

.header-search:focus-within {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.header-search input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 14px;
  width: 100%;
  color: var(--text-main);
}

.header-search i {
  color: var(--text-muted);
  font-size: 14px;
  margin-right: 8px;
}

.nav-wrap {
  border-top: 1px solid var(--border-light);
  background: #fff;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
  overflow-x: auto;
  padding: 0;
  min-height: 50px;
}

.nav-list .nav-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 12px 22px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-muted);
  border-radius: 0;
  position: relative;
  white-space: nowrap;
  border-bottom: 3px solid transparent;
  transition: var(--transition);
}

.nav-list .nav-item:hover {
  color: var(--primary);
  background: rgba(37, 99, 235, 0.04);
}

.nav-list .nav-item.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  background: rgba(37, 99, 235, 0.04);
}

.nav-list .nav-item i {
  font-size: 14px;
}

.mobile-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  width: 42px;
  height: 42px;
  border-radius: 10px;
  font-size: 18px;
  color: var(--text-main);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.mobile-toggle:hover {
  background: var(--bg-soft);
  border-color: var(--primary);
  color: var(--primary);
}

/* ============ Hero Banner ============ */
.page-hero {
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 55%, #3b82f6 100%);
  padding: 70px 0 80px;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.png') no-repeat center/cover;
  opacity: 0.15;
  animation: heroFade 12s ease infinite alternate;
}

@keyframes heroFade {
  0% { opacity: 0.1; }
  100% { opacity: 0.22; }
}

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

.hero-content {
  max-width: 780px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 6px 16px;
  border-radius: 40px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 22px;
  backdrop-filter: blur(6px);
}

.hero-content h1 {
  font-size: 42px;
  font-weight: 800;
  line-height: 1.3;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.hero-content p {
  font-size: 17px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 28px;
}

.hero-stats {
  display: flex;
  gap: 44px;
  flex-wrap: wrap;
  margin-top: 34px;
}

.hero-stats .stat {
  text-align: left;
}

.hero-stats .stat-num {
  font-size: 30px;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
}

.hero-stats .stat-num i {
  color: var(--accent);
  font-size: 24px;
  margin-right: 6px;
}

.hero-stats .stat-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 2px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 30px;
}

/* ============ Buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: #fff;
  color: var(--primary-dark);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.16);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.22);
  color: var(--primary-dark);
}

.btn-outline-light {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.55);
}

.btn-outline-light:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  transform: translateY(-3px);
}

.btn-accent {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.35);
}

.btn-accent:hover {
  background: #d97706;
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(245, 158, 11, 0.4);
}

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

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

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

.section-alt {
  background: var(--bg-white);
}

.section-soft {
  background: var(--bg-soft);
}

.section-head {
  max-width: 680px;
  margin-bottom: 48px;
}

.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
  background: var(--primary-light);
  padding: 5px 16px;
  border-radius: 30px;
  margin-bottom: 14px;
}

.section-head h2 {
  font-size: 34px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--text-main);
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}

.section-head p {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-muted);
}

.section-head.with-link {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  max-width: 100%;
}

.section-link {
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.section-link:hover {
  gap: 10px;
  color: var(--primary-dark);
}

/* ============ Cards ============ */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.card-item {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  padding: 34px 30px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), #60a5fa);
  opacity: 0;
  transition: var(--transition);
}

.card-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(37, 99, 235, 0.2);
}

.card-item:hover::before {
  opacity: 1;
}

.card-icon {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
  background: var(--primary-light);
  color: var(--primary);
}

.card-item h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 10px;
  line-height: 1.4;
}

.card-item p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* ============ Event List ============ */
.event-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.event-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.event-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-6px);
  border-color: rgba(37, 99, 235, 0.16);
}

.event-cover {
  position: relative;
  height: 220px;
  overflow: hidden;
}

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

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

.event-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 30px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.event-badge.hot {
  background: linear-gradient(135deg, #ef4444, #f97316);
}

.event-body {
  padding: 24px 26px 26px;
  flex: 1;
}

.event-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.event-meta span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.event-meta i {
  color: var(--primary);
  font-size: 13px;
}

.event-body h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.5;
  margin-bottom: 10px;
}

.event-body h3 a {
  color: inherit;
}

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

.event-body p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-muted);
  margin-bottom: 18px;
}

.event-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-light);
  padding-top: 16px;
  margin-top: auto;
}

.event-date {
  font-size: 13px;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.event-link {
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.event-link:hover {
  gap: 10px;
  color: var(--primary-dark);
}

/* ============ Category Tags ============ */
.channel-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 40px;
}

.channel-tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 22px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 40px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-body);
  transition: var(--transition);
}

.channel-tag i {
  font-size: 13px;
  color: var(--primary);
}

.channel-tag:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.channel-tag.active-tag {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.2);
}

.channel-tag.active-tag i {
  color: #fff;
}

/* ============ Steps / Process ============ */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
  counter-reset: step;
}

.step-item {
  text-align: center;
  padding: 34px 22px;
  background: var(--bg-soft);
  border-radius: var(--radius-lg);
  border: 1px solid transparent;
  transition: var(--transition);
  position: relative;
}

.step-item:hover {
  border-color: rgba(37, 99, 235, 0.2);
  background: #fff;
  box-shadow: var(--shadow-md);
  transform: translateY(-6px);
}

.step-num {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), #60a5fa);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 18px;
  box-shadow: 0 8px 22px rgba(37, 99, 235, 0.24);
}

.step-item h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
}

.step-item p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0;
}

/* ============ Stats Block ============ */
.stats-banner {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
  border-radius: var(--radius-lg);
  padding: 46px 50px;
  position: relative;
  overflow: hidden;
}

.stats-banner::after {
  content: '';
  position: absolute;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: rgba(59, 130, 246, 0.22);
  top: -80px;
  right: -60px;
}

.stats-banner::before {
  content: '';
  position: absolute;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: rgba(245, 158, 11, 0.18);
  bottom: -60px;
  left: 22%;
}

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

.stat-item {
  text-align: center;
  color: #fff;
  padding: 10px 8px;
}

.stat-item .num {
  font-size: 38px;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 6px;
  color: #fff;
}

.stat-item .num i {
  color: var(--accent);
  font-size: 26px;
  margin-right: 4px;
}

.stat-item .label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
}

/* ============ FAQ ============ */
.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: rgba(37, 99, 235, 0.2);
}

.faq-item.open {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 26px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  transition: var(--transition);
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  font-family: inherit;
}

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

.faq-question .faq-icon {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--bg-soft);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: var(--primary);
  flex-shrink: 0;
  transition: var(--transition);
}

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

.faq-answer {
  padding: 0 26px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq-item.open .faq-answer {
  padding: 0 26px 22px;
  max-height: 300px;
}

.faq-answer p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-muted);
  margin: 0;
}

/* ============ CTA ============ */
.cta-section {
  background: linear-gradient(135deg, #2563eb, #1e40af);
  border-radius: var(--radius-lg);
  padding: 60px 64px;
  text-align: center;
  position: relative;
  overflow: hidden;
  color: #fff;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity: 0.1;
}

.cta-section h2 {
  font-size: 34px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 14px;
  position: relative;
  z-index: 2;
}

.cta-section p {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.8);
  max-width: 560px;
  margin: 0 auto 30px;
  position: relative;
  z-index: 2;
}

.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
  z-index: 2;
}

/* ============ Footer ============ */
.site-footer {
  background: #0f172a;
  color: #94a3b8;
  margin-top: 0;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 50px;
  padding: 60px 0 40px;
}

.footer-brand .logo {
  color: #fff;
  margin-bottom: 18px;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  max-width: 360px;
  margin-top: 14px;
  color: #94a3b8;
}

.footer-brand .logo-icon {
  background: linear-gradient(135deg, var(--primary), #60a5fa);
}

.footer-brand .logo-text span {
  color: #60a5fa;
}

.footer-col h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: 0.03em;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  color: #94a3b8;
  font-size: 14px;
  transition: var(--transition);
}

.footer-col ul li a:hover {
  color: #fff;
  padding-left: 6px;
}

.footer-bottom {
  border-top: 1px solid rgba(148, 163, 184, 0.12);
  padding: 22px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: #64748b;
  flex-wrap: wrap;
  gap: 10px;
}

/* ============ Responsive ============ */
@media (max-width: 1024px) {
  :root {
    --space-section: 70px;
  }

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

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

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

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

  .hero-content h1 {
    font-size: 36px;
  }

  .section-head h2 {
    font-size: 30px;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }

  .header-actions .header-search {
    display: none;
  }

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

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 8px 0 16px;
  }

  .nav-list.show {
    display: flex;
  }

  .nav-list .nav-item {
    padding: 13px 20px;
    border-bottom: none;
    border-radius: var(--radius-sm);
    justify-content: flex-start;
    margin: 2px 8px;
  }

  .nav-list .nav-item.active {
    background: var(--primary-light);
    color: var(--primary);
  }

  .page-hero {
    padding: 50px 0 60px;
  }

  .hero-content h1 {
    font-size: 30px;
  }

  .hero-content p {
    font-size: 15px;
  }

  .hero-stats {
    gap: 24px;
  }

  .hero-stats .stat-num {
    font-size: 24px;
  }

  .event-list {
    grid-template-columns: 1fr;
  }

  .steps-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .step-item {
    padding: 24px 16px;
  }

  .stats-banner {
    padding: 34px 26px;
  }

  .cta-section {
    padding: 44px 28px;
  }

  .cta-section h2 {
    font-size: 28px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 36px;
  }

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

@media (max-width: 520px) {
  :root {
    --space-section: 56px;
  }

  .logo-text {
    font-size: 19px;
  }

  .logo-icon {
    width: 38px;
    height: 38px;
    font-size: 16px;
  }

  .header-main {
    height: 58px;
  }

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

  .event-cover {
    height: 180px;
  }

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

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

  .stat-item .num {
    font-size: 30px;
  }

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

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

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

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

  .event-body {
    padding: 20px 18px 22px;
  }

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

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

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

  .cta-section {
    padding: 36px 20px;
  }

  .cta-section h2 {
    font-size: 24px;
  }

  .cta-actions {
    flex-direction: column;
  }

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

  .section-head.with-link {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}