/* roulang page: index */
/* ===== 设计变量 ===== */
:root {
  --primary: #0d0d1a;
  --primary-light: #1a1a3e;
  --primary-dark: #06060e;
  --accent: #e8c840;
  --accent-hover: #d4b430;
  --accent-glow: rgba(232, 200, 64, 0.25);
  --bg-body: #0a0a18;
  --bg-card: #12122a;
  --bg-card-hover: #1a1a3a;
  --bg-alt: #0f0f22;
  --text-primary: #f0f0f5;
  --text-secondary: #c0c0d0;
  --text-muted: #8888a0;
  --border: #2a2a4a;
  --border-light: #3a3a5a;
  --radius: 14px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --shadow: 0 8px 32px rgba(0,0,0,0.5);
  --shadow-sm: 0 4px 16px rgba(0,0,0,0.3);
  --shadow-glow: 0 0 30px rgba(232,200,64,0.15);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --container: 1200px;
  --header-top-h: 60px;
  --header-nav-h: 52px;
}
/* ===== 基础 Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--font-sans); font-size: 16px; line-height: 1.7; color: var(--text-primary); background: var(--bg-body); -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent-hover); }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
img { max-width: 100%; height: auto; display: block; }
button, input, textarea { font-family: inherit; font-size: inherit; }
button { cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { line-height: 1.25; font-weight: 700; color: var(--text-primary); }
h1 { font-size: clamp(2.2rem, 5.5vw, 3.8rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.15rem, 2vw, 1.5rem); }
h4 { font-size: 1.1rem; }
p { color: var(--text-secondary); margin-bottom: 0.8rem; }
/* ===== 容器 ===== */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 880px; }
/* ===== 通用板块 ===== */
.section { padding: 80px 0; }
.section-alt { background: var(--bg-alt); }
.section-header { text-align: center; margin-bottom: 48px; }
.section-header h2 { margin-bottom: 12px; }
.section-header p { max-width: 640px; margin: 0 auto; color: var(--text-muted); font-size: 1.05rem; }
.section-tag { display: inline-block; background: var(--accent); color: var(--primary); padding: 4px 16px; border-radius: 20px; font-size: 0.75rem; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; margin-bottom: 12px; }
/* ===== 按钮 ===== */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 32px; border-radius: var(--radius-sm); font-weight: 600; font-size: 0.95rem; transition: var(--transition); border: 2px solid transparent; text-align: center; line-height: 1.4; }
.btn-primary { background: var(--accent); color: var(--primary); border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow-glow); }
.btn-outline { background: transparent; color: var(--text-primary); border-color: var(--border-light); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--text-secondary); padding: 8px 16px; }
.btn-ghost:hover { color: var(--accent); background: rgba(232,200,64,0.08); }
.btn-lg { padding: 16px 40px; font-size: 1.05rem; border-radius: var(--radius); }
.btn-sm { padding: 8px 20px; font-size: 0.85rem; border-radius: 6px; }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
/* ===== 标签 / 徽章 ===== */
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 3px 12px; border-radius: 20px; font-size: 0.75rem; font-weight: 500; background: rgba(255,255,255,0.06); color: var(--text-secondary); border: 1px solid var(--border); }
.badge-accent { background: var(--accent); color: var(--primary); border-color: var(--accent); font-weight: 600; }
.badge-category { background: rgba(232,200,64,0.12); color: var(--accent); border-color: rgba(232,200,64,0.2); }
/* ===== 卡片 ===== */
.card { background: var(--bg-card); border-radius: var(--radius); border: 1px solid var(--border); transition: var(--transition); overflow: hidden; }
.card:hover { background: var(--bg-card-hover); border-color: var(--border-light); transform: translateY(-4px); box-shadow: var(--shadow); }
.card-image { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }
.card-body { padding: 24px; }
.card-title { font-size: 1.1rem; font-weight: 600; margin-bottom: 8px; line-height: 1.4; }
.card-text { color: var(--text-muted); font-size: 0.9rem; line-height: 1.6; }
.card-meta { display: flex; align-items: center; gap: 12px; margin-top: 16px; font-size: 0.8rem; color: var(--text-muted); }
/* ===== 网格 ===== */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
/* ===== 导航 ===== */
.header-top { background: var(--primary-dark); border-bottom: 1px solid var(--border); height: var(--header-top-h); display: flex; align-items: center; position: relative; z-index: 100; }
.header-top .container { display: flex; align-items: center; justify-content: space-between; }
.logo { font-size: 1.35rem; font-weight: 800; color: var(--text-primary); letter-spacing: -0.02em; display: flex; align-items: center; gap: 10px; }
.logo i { color: var(--accent); font-size: 1.6rem; }
.logo:hover { color: var(--accent); }
.logo span { color: var(--accent); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.header-actions .btn { font-size: 0.85rem; padding: 8px 20px; }
.search-toggle { color: var(--text-secondary); font-size: 1.1rem; padding: 8px; border-radius: 50%; transition: var(--transition); }
.search-toggle:hover { color: var(--accent); background: rgba(255,255,255,0.05); }
/* 频道导航 */
.header-nav { background: var(--primary); border-bottom: 1px solid var(--border); height: var(--header-nav-h); display: flex; align-items: center; position: sticky; top: 0; z-index: 99; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); background: rgba(13,13,26,0.92); }
.header-nav .container { display: flex; align-items: center; justify-content: space-between; }
.nav-list { display: flex; align-items: center; gap: 4px; }
.nav-list a { display: flex; align-items: center; gap: 6px; padding: 6px 18px; border-radius: var(--radius-sm); font-size: 0.88rem; font-weight: 500; color: var(--text-secondary); transition: var(--transition); position: relative; white-space: nowrap; }
.nav-list a i { font-size: 0.8rem; }
.nav-list a:hover { color: var(--text-primary); background: rgba(255,255,255,0.05); }
.nav-list a.active { color: var(--accent); background: rgba(232,200,64,0.08); }
.nav-list a.active::after { content: ''; position: absolute; bottom: -1px; left: 50%; transform: translateX(-50%); width: 60%; height: 2px; background: var(--accent); border-radius: 2px; }
.nav-right { display: flex; align-items: center; gap: 8px; }
.mobile-nav-toggle { display: none; color: var(--text-primary); font-size: 1.3rem; padding: 6px 10px; }
/* ===== Hero ===== */
.hero { position: relative; min-height: 75vh; display: flex; align-items: center; overflow: hidden; background: var(--primary-dark); }
.hero-bg { position: absolute; inset: 0; background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat; opacity: 0.5; z-index: 0; }
.hero-bg::after { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(6,6,14,0.88) 0%, rgba(13,13,26,0.72) 50%, rgba(6,6,14,0.92) 100%); }
.hero-overlay { position: absolute; inset: 0; background: radial-gradient(ellipse at 30% 40%, rgba(232,200,64,0.08) 0%, transparent 60%); z-index: 1; }
.hero .container { position: relative; z-index: 2; padding: 80px 24px; }
.hero-content { max-width: 720px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(232,200,64,0.12); color: var(--accent); padding: 6px 20px; border-radius: 30px; font-size: 0.8rem; font-weight: 500; border: 1px solid rgba(232,200,64,0.2); margin-bottom: 24px; }
.hero h1 { margin-bottom: 20px; }
.hero h1 .highlight { color: var(--accent); }
.hero p { font-size: clamp(1rem, 2vw, 1.2rem); color: var(--text-secondary); max-width: 580px; margin-bottom: 32px; line-height: 1.8; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }
.hero-stats { display: flex; flex-wrap: wrap; gap: 32px; margin-top: 48px; padding-top: 32px; border-top: 1px solid var(--border); }
.hero-stat { text-align: left; }
.hero-stat-number { font-size: 1.8rem; font-weight: 800; color: var(--text-primary); line-height: 1.2; }
.hero-stat-number span { color: var(--accent); }
.hero-stat-label { font-size: 0.8rem; color: var(--text-muted); margin-top: 4px; }
/* ===== 平台简介 ===== */
.intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.intro-image { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--border); }
.intro-image img { width: 100%; height: auto; display: block; }
.intro-text h2 { margin-bottom: 16px; }
.intro-text p { margin-bottom: 16px; color: var(--text-secondary); }
.intro-features { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 24px; }
.intro-feature { display: flex; align-items: flex-start; gap: 12px; }
.intro-feature i { color: var(--accent); font-size: 1.1rem; margin-top: 3px; flex-shrink: 0; }
.intro-feature span { font-size: 0.9rem; color: var(--text-secondary); }
/* ===== 分类入口 ===== */
.category-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.category-card { position: relative; border-radius: var(--radius); overflow: hidden; background: var(--bg-card); border: 1px solid var(--border); transition: var(--transition); display: block; }
.category-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--accent); }
.category-card-image { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.category-card-body { padding: 24px; }
.category-card-body h3 { margin-bottom: 6px; font-size: 1.15rem; }
.category-card-body p { color: var(--text-muted); font-size: 0.88rem; margin-bottom: 0; }
.category-card .badge { margin-bottom: 12px; }
.category-card-arrow { position: absolute; bottom: 24px; right: 24px; color: var(--accent); font-size: 1.2rem; opacity: 0; transform: translateX(-8px); transition: var(--transition); }
.category-card:hover .category-card-arrow { opacity: 1; transform: translateX(0); }
/* ===== 最新资讯 ===== */
.news-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }
.news-card .card-image { aspect-ratio: 16/10; }
.news-card .card-body { padding: 20px; }
.news-card .card-title { font-size: 1rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-card .card-text { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-card .card-meta { margin-top: 12px; }
.news-empty { text-align: center; padding: 48px 24px; color: var(--text-muted); background: var(--bg-card); border-radius: var(--radius); border: 1px dashed var(--border); }
.news-empty i { font-size: 2rem; margin-bottom: 12px; color: var(--text-muted); display: block; }
/* ===== 平台特色 ===== */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 28px; }
.feature-card { text-align: center; padding: 36px 24px; background: var(--bg-card); border-radius: var(--radius); border: 1px solid var(--border); transition: var(--transition); }
.feature-card:hover { transform: translateY(-4px); border-color: var(--accent); box-shadow: var(--shadow-glow); }
.feature-icon { width: 64px; height: 64px; margin: 0 auto 20px; background: rgba(232,200,64,0.08); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.6rem; color: var(--accent); border: 1px solid rgba(232,200,64,0.15); transition: var(--transition); }
.feature-card:hover .feature-icon { background: rgba(232,200,64,0.15); transform: scale(1.05); }
.feature-card h3 { margin-bottom: 8px; font-size: 1.1rem; }
.feature-card p { color: var(--text-muted); font-size: 0.88rem; margin-bottom: 0; }
/* ===== 使用流程 ===== */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 24px; counter-reset: step; }
.step { text-align: center; padding: 32px 20px; background: var(--bg-card); border-radius: var(--radius); border: 1px solid var(--border); position: relative; transition: var(--transition); }
.step:hover { transform: translateY(-4px); border-color: var(--border-light); }
.step-number { width: 48px; height: 48px; margin: 0 auto 16px; background: var(--accent); color: var(--primary); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; font-weight: 800; }
.step h3 { font-size: 1.05rem; margin-bottom: 8px; }
.step p { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 0; }
.step-connector { display: none; }
/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--bg-card); border-radius: var(--radius-sm); border: 1px solid var(--border); overflow: hidden; transition: var(--transition); }
.faq-item:hover { border-color: var(--border-light); }
.faq-question { width: 100%; padding: 20px 24px; display: flex; justify-content: space-between; align-items: center; text-align: left; color: var(--text-primary); font-weight: 600; font-size: 1rem; background: none; transition: var(--transition); }
.faq-question:hover { color: var(--accent); }
.faq-question i { color: var(--accent); transition: var(--transition); font-size: 0.9rem; }
.faq-item.active .faq-question i { transform: rotate(180deg); }
.faq-answer { padding: 0 24px 20px; color: var(--text-muted); font-size: 0.92rem; line-height: 1.7; display: none; }
.faq-item.active .faq-answer { display: block; }
/* ===== CTA ===== */
.cta-section { background: var(--primary-light); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); text-align: center; padding: 72px 0; }
.cta-section h2 { margin-bottom: 12px; }
.cta-section p { color: var(--text-muted); max-width: 520px; margin: 0 auto 32px; font-size: 1.05rem; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; }
/* ===== 页脚 ===== */
.footer { background: var(--primary-dark); border-top: 1px solid var(--border); padding: 48px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand .logo { font-size: 1.2rem; margin-bottom: 12px; display: inline-flex; }
.footer-brand p { color: var(--text-muted); font-size: 0.88rem; max-width: 320px; }
.footer-col h4 { font-size: 0.9rem; font-weight: 600; margin-bottom: 16px; color: var(--text-primary); text-transform: uppercase; letter-spacing: 0.05em; }
.footer-col a { display: block; color: var(--text-muted); font-size: 0.88rem; padding: 4px 0; transition: var(--transition); }
.footer-col a:hover { color: var(--accent); padding-left: 4px; }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 24px; margin-top: 24px; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; }
.footer-bottom p { color: var(--text-muted); font-size: 0.82rem; margin-bottom: 0; }
.footer-social { display: flex; gap: 12px; }
.footer-social a { width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,0.04); display: flex; align-items: center; justify-content: center; color: var(--text-muted); font-size: 0.9rem; transition: var(--transition); border: 1px solid var(--border); }
.footer-social a:hover { background: var(--accent); color: var(--primary); border-color: var(--accent); }
/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .intro-grid { gap: 32px; }
}
@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; gap: 20px; }
  .intro-grid { grid-template-columns: 1fr; }
  .intro-features { grid-template-columns: 1fr; }
  .hero { min-height: 60vh; }
  .hero .container { padding: 48px 24px; }
  .hero-stats { gap: 20px; }
  .hero-stat-number { font-size: 1.4rem; }
  .header-top { height: 56px; }
  .header-nav { height: auto; padding: 8px 0; }
  .nav-list { overflow-x: auto; gap: 2px; padding-bottom: 4px; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
  .nav-list::-webkit-scrollbar { display: none; }
  .nav-list a { padding: 6px 14px; font-size: 0.82rem; white-space: nowrap; }
  .nav-right .btn { display: none; }
  .mobile-nav-toggle { display: block; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cta-section { padding: 48px 0; }
  .steps { grid-template-columns: 1fr 1fr; }
  .category-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .header-actions .btn-sm { display: none; }
}
@media (max-width: 520px) {
  .hero { min-height: 50vh; }
  .hero h1 { font-size: 1.8rem; }
  .hero p { font-size: 0.95rem; }
  .hero-stats { flex-direction: column; gap: 16px; }
  .steps { grid-template-columns: 1fr; }
  .section-header { margin-bottom: 32px; }
  .btn-lg { padding: 12px 28px; font-size: 0.95rem; }
  .container { padding: 0 16px; }
}
/* ===== 辅助 ===== */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.text-center { text-align: center; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.flex-center { display: flex; align-items: center; justify-content: center; }

/* roulang page: article */
*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: 'Segoe UI','PingFang SC','Microsoft YaHei','Helvetica Neue',sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
button { cursor: pointer; font-family: inherit; border: none; background: none; color: inherit; }
ul, ol { list-style: none; }
input, textarea { font-family: inherit; outline: none; border: none; }
:root {
    --primary: #e74c3c;
    --primary-dark: #c0392b;
    --primary-light: #ff6b6b;
    --secondary: #f39c12;
    --secondary-light: #f1c40f;
    --bg: #0b0b12;
    --bg-card: #141420;
    --bg-section: #12121e;
    --bg-elevated: #1c1c30;
    --text: #f0f0f2;
    --text-secondary: #b8b8c8;
    --text-muted: #6e6e82;
    --border: #26263a;
    --radius-sm: 8px;
    --radius: 14px;
    --radius-lg: 22px;
    --shadow: 0 12px 40px rgba(0,0,0,0.5);
    --shadow-sm: 0 6px 20px rgba(0,0,0,0.3);
    --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
    --font-sans: 'Segoe UI','PingFang SC','Microsoft YaHei','Helvetica Neue',sans-serif;
    --container: 1200px;
    --gap: 2rem;
}
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 5rem 0; }
.section-title { font-size: 2.2rem; font-weight: 800; text-align: center; margin-bottom: 0.75rem; color: var(--text); letter-spacing: -0.5px; }
.section-sub { text-align: center; color: var(--text-secondary); font-size: 1.1rem; margin-bottom: 3rem; max-width: 640px; margin-left: auto; margin-right: auto; }
.btn { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.85rem 2rem; border-radius: 50px; font-weight: 600; font-size: 1rem; transition: var(--transition); border: none; cursor: pointer; }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 4px 20px rgba(231,76,60,0.35); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-3px); box-shadow: 0 8px 30px rgba(231,76,60,0.45); }
.btn-secondary { background: transparent; color: var(--text); border: 2px solid var(--border); }
.btn-secondary:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-3px); }
.btn-gold { background: var(--secondary); color: #1a1a2e; box-shadow: 0 4px 20px rgba(243,156,18,0.3); }
.btn-gold:hover { background: var(--secondary-light); transform: translateY(-3px); box-shadow: 0 8px 30px rgba(243,156,18,0.4); }
.badge { display: inline-block; padding: 0.35rem 1rem; border-radius: 50px; font-size: 0.8rem; font-weight: 600; background: var(--bg-elevated); color: var(--text-secondary); border: 1px solid var(--border); }
.badge-primary { background: rgba(231,76,60,0.15); color: var(--primary); border-color: rgba(231,76,60,0.25); }
.badge-gold { background: rgba(243,156,18,0.15); color: var(--secondary); border-color: rgba(243,156,18,0.25); }
/* ===== HEADER ===== */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(11,11,18,0.92); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border-bottom: 1px solid var(--border); }
.header-top { display: flex; align-items: center; justify-content: space-between; padding: 1rem 0; }
.logo { font-size: 1.6rem; font-weight: 800; display: flex; align-items: center; gap: 0.5rem; color: var(--text); letter-spacing: -0.5px; }
.logo i { color: var(--primary); font-size: 1.8rem; }
.logo span { color: var(--primary); }
.logo:hover { opacity: 0.9; }
.header-nav { border-top: 1px solid var(--border); padding: 0.35rem 0; }
.header-nav .container { display: flex; align-items: center; justify-content: space-between; }
.nav-list { display: flex; gap: 0.25rem; flex-wrap: wrap; }
.nav-list a { display: flex; align-items: center; gap: 0.4rem; padding: 0.5rem 1.2rem; border-radius: 50px; font-size: 0.9rem; font-weight: 500; color: var(--text-secondary); transition: var(--transition); }
.nav-list a i { font-size: 0.9rem; }
.nav-list a:hover { color: var(--text); background: var(--bg-elevated); }
.nav-list a.active { color: #fff; background: var(--primary); box-shadow: 0 4px 16px rgba(231,76,60,0.3); }
.nav-right { display: flex; align-items: center; gap: 1rem; }
.mobile-nav-toggle { display: none; padding: 0.5rem 1rem; font-size: 1.3rem; color: var(--text-secondary); }
/* ===== HERO ARTICLE ===== */
.article-hero { position: relative; min-height: 420px; display: flex; align-items: center; justify-content: center; text-align: center; padding: 6rem 0 4rem; background: var(--bg-section); overflow: hidden; }
.article-hero-bg { position: absolute; inset: 0; background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat; opacity: 0.25; z-index: 0; }
.article-hero-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(11,11,18,0.5) 0%, rgba(11,11,18,0.9) 100%); z-index: 1; }
.article-hero .container { position: relative; z-index: 2; }
.article-hero .badge { margin-bottom: 1.2rem; }
.article-hero h1 { font-size: 2.8rem; font-weight: 800; line-height: 1.25; max-width: 860px; margin: 0 auto 1rem; letter-spacing: -0.5px; }
.article-hero .meta { color: var(--text-secondary); font-size: 0.95rem; display: flex; align-items: center; justify-content: center; gap: 1.5rem; flex-wrap: wrap; }
.article-hero .meta i { margin-right: 0.3rem; }
/* ===== ARTICLE BODY ===== */
.article-body { background: var(--bg); padding: 3rem 0 4rem; }
.article-body .container { display: grid; grid-template-columns: 1fr 320px; gap: 3rem; }
.article-content { background: var(--bg-card); border-radius: var(--radius); padding: 2.5rem; border: 1px solid var(--border); box-shadow: var(--shadow-sm); }
.article-content .content-body { font-size: 1.05rem; line-height: 1.9; color: var(--text-secondary); }
.article-content .content-body p { margin-bottom: 1.5rem; }
.article-content .content-body h2, .article-content .content-body h3 { color: var(--text); margin-top: 2rem; margin-bottom: 1rem; font-weight: 700; }
.article-content .content-body h2 { font-size: 1.6rem; }
.article-content .content-body h3 { font-size: 1.3rem; }
.article-content .content-body ul, .article-content .content-body ol { margin-bottom: 1.5rem; padding-left: 1.5rem; }
.article-content .content-body li { margin-bottom: 0.5rem; list-style: disc; }
.article-content .content-body img { border-radius: var(--radius-sm); margin: 1.5rem 0; box-shadow: var(--shadow-sm); }
.article-content .content-body a { color: var(--primary); border-bottom: 1px solid transparent; }
.article-content .content-body a:hover { border-bottom-color: var(--primary); }
.article-content .content-body blockquote { border-left: 4px solid var(--primary); padding: 1rem 1.5rem; background: var(--bg-elevated); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; margin: 1.5rem 0; color: var(--text-secondary); font-style: italic; }
.article-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--border); }
.article-tags .badge { cursor: default; }
.article-sidebar { display: flex; flex-direction: column; gap: 2rem; }
.sidebar-card { background: var(--bg-card); border-radius: var(--radius); padding: 1.8rem; border: 1px solid var(--border); box-shadow: var(--shadow-sm); }
.sidebar-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 1.2rem; display: flex; align-items: center; gap: 0.5rem; }
.sidebar-card h3 i { color: var(--primary); }
.sidebar-list li { padding: 0.7rem 0; border-bottom: 1px solid var(--border); }
.sidebar-list li:last-child { border-bottom: none; }
.sidebar-list a { display: flex; align-items: center; gap: 0.75rem; color: var(--text-secondary); font-size: 0.95rem; }
.sidebar-list a:hover { color: var(--primary); }
.sidebar-list a i { font-size: 0.8rem; color: var(--text-muted); }
/* ===== RELATED ===== */
.related-section { background: var(--bg-section); padding: 4rem 0; }
.related-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.8rem; }
.related-card { background: var(--bg-card); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); transition: var(--transition); }
.related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--primary); }
.related-card .thumb { height: 190px; background: var(--bg-elevated); position: relative; overflow: hidden; }
.related-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.related-card:hover .thumb img { transform: scale(1.05); }
.related-card .info { padding: 1.3rem 1.5rem 1.5rem; }
.related-card .info h4 { font-size: 1.05rem; font-weight: 700; margin-bottom: 0.4rem; color: var(--text); }
.related-card .info p { font-size: 0.9rem; color: var(--text-muted); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.related-card .info .meta { font-size: 0.8rem; color: var(--text-muted); margin-top: 0.6rem; display: flex; gap: 1rem; }
/* ===== FAQ ===== */
.faq-section { background: var(--bg); padding: 4rem 0; }
.faq-grid { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 0.75rem; }
.faq-item { background: var(--bg-card); border-radius: var(--radius); border: 1px solid var(--border); overflow: hidden; transition: var(--transition); }
.faq-item summary { padding: 1.2rem 1.8rem; font-weight: 600; font-size: 1.05rem; cursor: pointer; display: flex; align-items: center; gap: 0.75rem; color: var(--text); transition: var(--transition); list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i { color: var(--primary); transition: var(--transition); }
.faq-item[open] summary i { transform: rotate(45deg); }
.faq-item summary:hover { background: var(--bg-elevated); }
.faq-item .faq-answer { padding: 0 1.8rem 1.2rem; color: var(--text-secondary); line-height: 1.7; }
/* ===== CTA ===== */
.cta-section { background: var(--bg-section); padding: 4rem 0; text-align: center; border-top: 1px solid var(--border); }
.cta-section h2 { font-size: 2rem; font-weight: 800; margin-bottom: 0.75rem; }
.cta-section p { color: var(--text-secondary); font-size: 1.1rem; margin-bottom: 2rem; max-width: 560px; margin-left: auto; margin-right: auto; }
.cta-section .btn-group { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
/* ===== NOT FOUND ===== */
.not-found { text-align: center; padding: 4rem 2rem; }
.not-found i { font-size: 4rem; color: var(--text-muted); margin-bottom: 1.5rem; display: block; }
.not-found h2 { font-size: 1.8rem; margin-bottom: 0.75rem; }
.not-found p { color: var(--text-secondary); margin-bottom: 2rem; }
/* ===== FOOTER ===== */
.footer { background: var(--bg-card); border-top: 1px solid var(--border); padding: 4rem 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2.5rem; margin-bottom: 3rem; }
.footer-brand .logo { font-size: 1.5rem; margin-bottom: 1rem; }
.footer-brand p { color: var(--text-muted); font-size: 0.9rem; line-height: 1.7; max-width: 360px; }
.footer-col h4 { font-size: 1rem; font-weight: 700; margin-bottom: 1.2rem; color: var(--text); }
.footer-col a { display: block; color: var(--text-muted); font-size: 0.9rem; padding: 0.35rem 0; transition: var(--transition); }
.footer-col a:hover { color: var(--primary); }
.footer-bottom { border-top: 1px solid var(--border); padding: 1.5rem 0; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
.footer-bottom p { color: var(--text-muted); font-size: 0.85rem; }
.footer-social { display: flex; gap: 1rem; }
.footer-social a { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 50%; background: var(--bg-elevated); color: var(--text-muted); font-size: 1.2rem; transition: var(--transition); }
.footer-social a:hover { background: var(--primary); color: #fff; transform: translateY(-3px); }
/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .article-body .container { grid-template-columns: 1fr; }
    .article-sidebar { display: grid; grid-template-columns: repeat(2,1fr); gap: 1.5rem; }
    .related-grid { grid-template-columns: repeat(2,1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .section { padding: 3rem 0; }
    .section-title { font-size: 1.6rem; }
    .article-hero { min-height: 300px; padding: 4rem 0 2.5rem; }
    .article-hero h1 { font-size: 1.8rem; }
    .article-hero .meta { font-size: 0.85rem; gap: 0.8rem; }
    .mobile-nav-toggle { display: block; }
    .nav-list { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--bg); flex-direction: column; padding: 0.5rem 1rem; border-bottom: 1px solid var(--border); box-shadow: var(--shadow); }
    .nav-list.open { display: flex; }
    .nav-list a { padding: 0.7rem 1rem; border-radius: var(--radius-sm); }
    .nav-right { position: relative; }
    .article-body .container { gap: 2rem; }
    .article-content { padding: 1.5rem; }
    .article-content .content-body { font-size: 0.98rem; }
    .article-sidebar { grid-template-columns: 1fr; }
    .related-grid { grid-template-columns: 1fr; }
    .related-card .thumb { height: 160px; }
    .faq-item summary { padding: 1rem 1.2rem; font-size: 0.98rem; }
    .cta-section h2 { font-size: 1.5rem; }
    .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
    .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 520px) {
    .container { padding: 0 1rem; }
    .article-hero h1 { font-size: 1.4rem; }
    .article-hero .meta { flex-direction: column; gap: 0.4rem; }
    .article-content { padding: 1rem; }
    .article-content .content-body { font-size: 0.92rem; }
    .btn { padding: 0.7rem 1.4rem; font-size: 0.9rem; }
    .section-title { font-size: 1.3rem; }
    .section-sub { font-size: 0.95rem; }
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1a1a2e;
            --primary-light: #2d2d4a;
            --primary-dark: #0f0f1a;
            --secondary: #e94560;
            --secondary-hover: #d63850;
            --accent: #f5a623;
            --accent-hover: #e0981a;
            --bg: #f8f7fc;
            --bg-alt: #eeedf5;
            --card-bg: #ffffff;
            --text: #1a1a2e;
            --text-light: #6b7280;
            --text-white: #f8f7fc;
            --border: #e0dfe8;
            --border-light: #f0eff5;
            --shadow-sm: 0 2px 8px rgba(26, 26, 46, 0.06);
            --shadow-md: 0 8px 30px rgba(26, 26, 46, 0.1);
            --shadow-lg: 0 20px 60px rgba(26, 26, 46, 0.15);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
            --container-max: 1280px;
            --header-h: 72px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            padding-top: var(--header-h);
        }

        a {
            color: var(--secondary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--secondary-hover);
        }
        a:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
        }
        button {
            cursor: pointer;
            background: none;
        }
        button:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--text);
        }

        /* ===== 容器 ===== */
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== 导航 (杂志频道风格) ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: var(--primary);
            box-shadow: 0 2px 20px rgba(26, 26, 46, 0.3);
            height: var(--header-h);
            display: flex;
            align-items: center;
        }

        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

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

        .header-brand .logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--text-white);
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.5px;
            text-decoration: none;
        }
        .header-brand .logo i {
            color: var(--accent);
            font-size: 26px;
        }
        .header-brand .logo span {
            color: var(--accent);
        }
        .header-brand .logo:hover {
            color: var(--text-white);
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
            flex: 1;
            justify-content: center;
            margin: 0 16px;
        }
        .header-nav::-webkit-scrollbar {
            display: none;
        }

        .header-nav a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.7);
            white-space: nowrap;
            transition: all var(--transition);
            text-decoration: none;
            position: relative;
        }
        .header-nav a i {
            font-size: 14px;
        }
        .header-nav a:hover {
            color: var(--text-white);
            background: rgba(255, 255, 255, 0.08);
        }
        .header-nav a.active {
            color: var(--text-white);
            background: rgba(233, 69, 96, 0.25);
        }
        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60%;
            height: 3px;
            background: var(--secondary);
            border-radius: 2px 2px 0 0;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .mobile-nav-toggle {
            display: none;
            color: var(--text-white);
            font-size: 24px;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.08);
            transition: background var(--transition);
        }
        .mobile-nav-toggle:hover {
            background: rgba(255, 255, 255, 0.15);
        }

        /* 移动端导航抽屉 */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: var(--header-h);
            left: 0;
            width: 100%;
            background: var(--primary-dark);
            padding: 20px 24px;
            z-index: 999;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .mobile-drawer.open {
            display: block;
        }
        .mobile-drawer a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 16px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 17px;
            font-weight: 500;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            text-decoration: none;
        }
        .mobile-drawer a i {
            width: 22px;
            text-align: center;
            color: var(--accent);
        }
        .mobile-drawer a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-white);
        }
        .mobile-drawer a.active {
            color: var(--text-white);
            background: rgba(233, 69, 96, 0.2);
            border-left: 3px solid var(--secondary);
        }

        @media (max-width: 768px) {
            .header-nav {
                display: none;
            }
            .mobile-nav-toggle {
                display: block;
            }
            .header .container {
                gap: 8px;
            }
            .header-brand .logo {
                font-size: 18px;
            }
            .header-brand .logo i {
                font-size: 20px;
            }
        }

        @media (min-width: 769px) {
            .mobile-drawer {
                display: none !important;
            }
        }

        /* ===== Hero / 分类Banner ===== */
        .category-hero {
            position: relative;
            padding: 72px 0 80px;
            background: var(--primary-dark);
            overflow: hidden;
            min-height: 360px;
            display: flex;
            align-items: center;
        }
        .category-hero .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center center;
            opacity: 0.25;
            z-index: 0;
        }
        .category-hero .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.92) 0%, rgba(26, 26, 46, 0.7) 50%, rgba(233, 69, 96, 0.15) 100%);
            z-index: 1;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .category-hero .hero-badge {
            display: inline-block;
            background: rgba(245, 166, 35, 0.18);
            color: var(--accent);
            font-size: 13px;
            font-weight: 600;
            padding: 4px 16px;
            border-radius: 20px;
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 16px;
            border: 1px solid rgba(245, 166, 35, 0.2);
        }
        .category-hero h1 {
            font-size: 48px;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .category-hero h1 span {
            color: var(--accent);
        }
        .category-hero p {
            max-width: 680px;
            margin: 0 auto 28px;
            font-size: 18px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.7;
        }
        .category-hero .hero-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .category-hero .hero-actions .btn-primary {
            background: var(--secondary);
            color: var(--text-white);
            padding: 14px 36px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 16px;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
        }
        .category-hero .hero-actions .btn-primary:hover {
            background: var(--secondary-hover);
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(233, 69, 96, 0.35);
        }
        .category-hero .hero-actions .btn-outline {
            background: transparent;
            color: var(--text-white);
            padding: 14px 36px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 16px;
            border: 2px solid rgba(255, 255, 255, 0.25);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
        }
        .category-hero .hero-actions .btn-outline:hover {
            border-color: var(--accent);
            background: rgba(245, 166, 35, 0.1);
            transform: translateY(-2px);
        }

        @media (max-width: 768px) {
            .category-hero {
                padding: 48px 0 56px;
                min-height: 300px;
            }
            .category-hero h1 {
                font-size: 30px;
            }
            .category-hero p {
                font-size: 16px;
            }
            .category-hero .hero-actions .btn-primary,
            .category-hero .hero-actions .btn-outline {
                padding: 12px 24px;
                font-size: 14px;
            }
        }
        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero .hero-actions {
                flex-direction: column;
                align-items: center;
            }
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 72px 0;
        }
        .section-alt {
            background: var(--bg-alt);
        }
        .section-dark {
            background: var(--primary);
            color: var(--text-white);
        }
        .section-dark h2,
        .section-dark h3,
        .section-dark .section-subtitle {
            color: var(--text-white);
        }
        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            font-size: 34px;
            font-weight: 800;
            letter-spacing: -0.3px;
            margin-bottom: 12px;
        }
        .section-header h2 span {
            color: var(--secondary);
        }
        .section-header .section-subtitle {
            color: var(--text-light);
            font-size: 17px;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }
        .section-header .section-badge {
            display: inline-block;
            background: rgba(233, 69, 96, 0.08);
            color: var(--secondary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }
        .section-header .section-line {
            width: 60px;
            height: 4px;
            background: var(--secondary);
            border-radius: 2px;
            margin: 16px auto 0;
        }

        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
            .section-header h2 {
                font-size: 26px;
            }
            .section-header .section-subtitle {
                font-size: 15px;
            }
        }

        /* ===== 卡片网格 ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .card-grid-2 {
            grid-template-columns: repeat(2, 1fr);
        }
        .card-grid-4 {
            grid-template-columns: repeat(4, 1fr);
        }

        @media (max-width: 1024px) {
            .card-grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .card-grid,
            .card-grid-2,
            .card-grid-4 {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        @media (min-width: 769px) and (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        /* ===== 攻略分类卡片 ===== */
        .guide-card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: var(--border);
        }
        .guide-card .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            display: block;
            transition: transform 0.5s ease;
        }
        .guide-card:hover .card-img {
            transform: scale(1.03);
        }
        .guide-card .card-body {
            padding: 24px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .guide-card .card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--secondary);
            background: rgba(233, 69, 96, 0.08);
            padding: 2px 12px;
            border-radius: 12px;
            margin-bottom: 10px;
            align-self: flex-start;
        }
        .guide-card .card-title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
        }
        .guide-card .card-desc {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }
        .guide-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-light);
            border-top: 1px solid var(--border-light);
            padding-top: 14px;
            margin-top: auto;
        }
        .guide-card .card-meta i {
            margin-right: 4px;
        }
        .guide-card .card-link {
            color: var(--secondary);
            font-weight: 600;
            font-size: 13px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition);
        }
        .guide-card .card-link:hover {
            gap: 8px;
        }

        /* ===== 热门攻略（横向卡片） ===== */
        .hot-card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: row;
            align-items: stretch;
        }
        .hot-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .hot-card .hot-img {
            width: 240px;
            min-height: 180px;
            object-fit: cover;
            flex-shrink: 0;
        }
        .hot-card .hot-body {
            padding: 20px 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            flex: 1;
        }
        .hot-card .hot-badge {
            display: inline-block;
            font-size: 11px;
            font-weight: 700;
            color: var(--text-white);
            background: var(--secondary);
            padding: 2px 12px;
            border-radius: 12px;
            margin-bottom: 10px;
            align-self: flex-start;
        }
        .hot-card .hot-title {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
        }
        .hot-card .hot-desc {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .hot-card .hot-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-light);
        }
        .hot-card .hot-footer .hot-link {
            color: var(--secondary);
            font-weight: 600;
        }

        @media (max-width: 768px) {
            .hot-card {
                flex-direction: column;
            }
            .hot-card .hot-img {
                width: 100%;
                height: 200px;
            }
            .hot-card .hot-body {
                padding: 16px 18px;
            }
        }

        /* ===== 流程步骤 ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            counter-reset: step;
        }
        .step-item {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 32px 24px 28px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            position: relative;
        }
        .step-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .step-item .step-num {
            width: 52px;
            height: 52px;
            background: var(--primary);
            color: var(--text-white);
            font-size: 22px;
            font-weight: 800;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            transition: background var(--transition);
        }
        .step-item:hover .step-num {
            background: var(--secondary);
        }
        .step-item .step-icon {
            font-size: 36px;
            color: var(--accent);
            margin-bottom: 12px;
            display: block;
        }
        .step-item h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .step-item p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.6;
        }

        @media (max-width: 1024px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 攻略列表（分类条目） ===== */
        .guide-list-section {
            background: var(--bg-alt);
        }
        .guide-list-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .guide-list-item {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            display: flex;
            align-items: flex-start;
            gap: 16px;
        }
        .guide-list-item:hover {
            transform: translateX(4px);
            box-shadow: var(--shadow-md);
            border-color: var(--border);
        }
        .guide-list-item .gli-icon {
            width: 44px;
            height: 44px;
            background: rgba(233, 69, 96, 0.08);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--secondary);
            font-size: 20px;
        }
        .guide-list-item .gli-content {
            flex: 1;
        }
        .guide-list-item .gli-title {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--text);
        }
        .guide-list-item .gli-desc {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.6;
        }
        .guide-list-item .gli-tag {
            font-size: 12px;
            color: var(--accent);
            font-weight: 600;
            margin-left: auto;
            align-self: center;
            white-space: nowrap;
            background: rgba(245, 166, 35, 0.1);
            padding: 2px 12px;
            border-radius: 12px;
        }

        @media (max-width: 768px) {
            .guide-list-grid {
                grid-template-columns: 1fr;
            }
            .guide-list-item {
                padding: 18px 20px;
                flex-wrap: wrap;
            }
            .guide-list-item .gli-tag {
                margin-left: 60px;
            }
        }

        /* ===== FAQ ===== */
        .faq-grid {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border);
        }
        .faq-item .faq-q {
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            background: none;
            width: 100%;
            text-align: left;
            transition: color var(--transition);
        }
        .faq-item .faq-q:hover {
            color: var(--secondary);
        }
        .faq-item .faq-q i {
            font-size: 18px;
            color: var(--secondary);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-q i {
            transform: rotate(180deg);
        }
        .faq-item .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.7;
        }
        .faq-item.open .faq-a {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary);
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(233, 69, 96, 0.12) 0%, transparent 50%, rgba(245, 166, 35, 0.08) 100%);
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
            text-align: center;
        }
        .cta-section h2 {
            font-size: 34px;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 12px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 17px;
            max-width: 560px;
            margin: 0 auto 28px;
        }
        .cta-section .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .cta-section .btn-cta {
            background: var(--accent);
            color: var(--primary);
            padding: 16px 44px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 17px;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
        }
        .cta-section .btn-cta:hover {
            background: var(--accent-hover);
            transform: translateY(-3px);
            box-shadow: 0 16px 40px rgba(245, 166, 35, 0.3);
        }
        .cta-section .btn-cta-outline {
            background: transparent;
            color: var(--text-white);
            padding: 16px 44px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 17px;
            border: 2px solid rgba(255, 255, 255, 0.2);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
        }
        .cta-section .btn-cta-outline:hover {
            border-color: var(--accent);
            background: rgba(245, 166, 35, 0.08);
            transform: translateY(-3px);
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 48px 0;
            }
            .cta-section h2 {
                font-size: 26px;
            }
            .cta-section .btn-cta,
            .cta-section .btn-cta-outline {
                padding: 14px 28px;
                font-size: 15px;
            }
        }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 0;
        }
        .footer .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer .footer-brand .logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--text-white);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 14px;
            text-decoration: none;
        }
        .footer .footer-brand .logo i {
            color: var(--accent);
        }
        .footer .footer-brand .logo span {
            color: var(--accent);
        }
        .footer .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            max-width: 360px;
        }
        .footer .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
        }
        .footer .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            padding: 4px 0;
            transition: color var(--transition);
            text-decoration: none;
        }
        .footer .footer-col a:hover {
            color: var(--accent);
        }
        .footer .footer-col a i {
            margin-right: 6px;
            width: 18px;
        }
        .footer .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 24px 0;
            flex-wrap: wrap;
            gap: 16px;
        }
        .footer .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.6);
            font-size: 18px;
            transition: all var(--transition);
            text-decoration: none;
        }
        .footer .footer-social a:hover {
            background: var(--accent);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        @media (max-width: 1024px) {
            .footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 768px) {
            .footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .footer {
                padding: 36px 0 0;
            }
        }

        /* ===== 辅助 ===== */
        .text-center {
            text-align: center;
        }
        .mt-16 {
            margin-top: 16px;
        }
        .mb-16 {
            margin-bottom: 16px;
        }
        .gap-8 {
            gap: 8px;
        }

        /* ===== 滚动动画 ===== */
        .fade-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }
        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-light);
            padding: 16px 0;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-light);
            text-decoration: none;
            transition: color var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--secondary);
        }
        .breadcrumb span {
            color: var(--text);
            font-weight: 500;
        }
        .breadcrumb i {
            font-size: 10px;
            color: var(--text-light);
        }