/* roulang page: index */
:root {
  --primary: #0d1b2a;
  --primary-light: #1b2d4a;
  --primary-dark: #070f18;
  --accent: #d4a847;
  --accent-light: #f0d080;
  --accent-dark: #b8922e;
  --bg: #0a1420;
  --bg-card: #132236;
  --bg-card-hover: #1a2f4a;
  --bg-section: #0e1a2a;
  --text: #e8e8e8;
  --text-muted: #9aa8b8;
  --text-dim: #6a7a8a;
  --border: #2a3f5a;
  --border-light: #3a5a7a;
  --shadow: rgba(0, 0, 0, 0.5);
  --shadow-lg: rgba(0, 0, 0, 0.7);
  --radius: 12px;
  --radius-lg: 20px;
  --radius-sm: 8px;
  --transition: 0.3s ease;
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --max-width: 1200px;
  --header-height: 72px;
  --spacing-section: 80px;
  --spacing-block: 48px;
}
*, *::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-main);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-light); }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, textarea { font-family: inherit; font-size: inherit; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-display); font-weight: 700; line-height: 1.25; color: #fff; }
h1 { font-size: 3.2rem; letter-spacing: -0.02em; }
h2 { font-size: 2.4rem; letter-spacing: -0.01em; }
h3 { font-size: 1.6rem; }
h4 { font-size: 1.2rem; }
p { margin-bottom: 1rem; color: var(--text-muted); }
.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section { padding: var(--spacing-section) 0; position: relative; }
.section-dark { background: var(--bg-section); }
.section-title { text-align: center; margin-bottom: var(--spacing-block); }
.section-title h2 { margin-bottom: 12px; }
.section-title p { max-width: 600px; margin: 0 auto; font-size: 1.1rem; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 32px; font-size: 1rem; font-weight: 600; border-radius: var(--radius-sm);
  transition: all var(--transition); border: 2px solid transparent; white-space: nowrap;
}
.btn-primary { background: var(--accent); color: var(--primary-dark); border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-light); border-color: var(--accent-light); color: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 30px rgba(212, 168, 71, 0.35); }
.btn-primary:active { transform: translateY(0); }
.btn-outline { background: transparent; color: var(--accent); border-color: var(--accent); }
.btn-outline:hover { background: var(--accent); color: var(--primary-dark); transform: translateY(-2px); }
.btn-outline:active { transform: translateY(0); }
.btn-lg { padding: 18px 40px; font-size: 1.1rem; border-radius: var(--radius); }

/* Header & Navigation */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(13, 27, 42, 0.92); backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(42, 63, 90, 0.4);
  height: var(--header-height); transition: background var(--transition);
}
.header.scrolled { background: rgba(7, 15, 24, 0.96); }
.header .container { display: flex; align-items: center; justify-content: center; height: 100%; position: relative; }
.nav-left, .nav-right { display: flex; align-items: center; gap: 8px; }
.nav-left { position: absolute; left: 24px; }
.nav-right { position: absolute; right: 24px; }
.logo {
  font-family: var(--font-display); font-size: 1.4rem; font-weight: 800;
  color: #fff; letter-spacing: 0.02em; text-transform: none;
  display: flex; align-items: center; gap: 8px;
}
.logo span { color: var(--accent); }
.logo:hover { color: #fff; }
.nav-link {
  display: inline-flex; align-items: center; padding: 8px 16px;
  font-size: 0.95rem; font-weight: 500; color: var(--text-muted);
  border-radius: var(--radius-sm); transition: all var(--transition);
  position: relative;
}
.nav-link:hover { color: #fff; background: rgba(255, 255, 255, 0.05); }
.nav-link.active { color: var(--accent); }
.nav-link.active::after {
  content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 20px; height: 2px; background: var(--accent); border-radius: 2px;
}
.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: all var(--transition); }

/* Hero */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  padding: 120px 0 80px; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
}
.hero-bg::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(13, 27, 42, 0.88) 0%, rgba(13, 27, 42, 0.70) 50%, rgba(13, 27, 42, 0.88) 100%);
}
.hero-overlay { position: absolute; inset: 0; z-index: 1; background: radial-gradient(ellipse at 30% 50%, rgba(212, 168, 71, 0.08) 0%, transparent 60%); }
.hero .container { position: relative; z-index: 2; text-align: center; }
.hero-tag {
  display: inline-flex; gap: 16px; align-items: center;
  padding: 8px 20px; background: rgba(212, 168, 71, 0.12); border: 1px solid rgba(212, 168, 71, 0.25);
  border-radius: 50px; font-size: 0.85rem; color: var(--accent-light); margin-bottom: 28px;
  backdrop-filter: blur(4px);
}
.hero-tag span { color: var(--text-muted); }
.hero h1 { font-size: 4rem; margin-bottom: 20px; background: linear-gradient(135deg, #fff 40%, var(--accent-light) 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero p { font-size: 1.25rem; max-width: 640px; margin: 0 auto 36px; color: var(--text-muted); line-height: 1.8; }
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.hero-stats { display: flex; justify-content: center; gap: 48px; margin-top: 56px; }
.hero-stat { text-align: center; }
.hero-stat .num { font-size: 2.4rem; font-weight: 800; color: #fff; display: block; line-height: 1.2; }
.hero-stat .num span { color: var(--accent); }
.hero-stat .label { font-size: 0.9rem; color: var(--text-dim); margin-top: 4px; }

/* Features Grid */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.feature-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 40px 32px; transition: all var(--transition); position: relative; overflow: hidden;
}
.feature-card:hover { border-color: var(--accent); transform: translateY(-6px); box-shadow: 0 20px 50px var(--shadow); }
.feature-card:hover { background: var(--bg-card-hover); }
.feature-card .icon { font-size: 2.6rem; margin-bottom: 18px; display: block; }
.feature-card h3 { margin-bottom: 12px; font-size: 1.3rem; }
.feature-card p { font-size: 0.95rem; margin-bottom: 0; }

/* Service Cards */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.service-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; transition: all var(--transition);
}
.service-card:hover { transform: translateY(-6px); box-shadow: 0 20px 50px var(--shadow); border-color: rgba(212, 168, 71, 0.3); }
.service-card .img-wrap { height: 200px; overflow: hidden; position: relative; }
.service-card .img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.service-card:hover .img-wrap img { transform: scale(1.05); }
.service-card .img-wrap::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, var(--bg-card) 0%, transparent 60%); }
.service-card .body { padding: 24px 28px 32px; }
.service-card .body h3 { margin-bottom: 8px; }
.service-card .body p { font-size: 0.95rem; margin-bottom: 16px; }
.service-card .badge {
  display: inline-block; padding: 4px 14px; background: rgba(212, 168, 71, 0.15);
  color: var(--accent-light); border-radius: 50px; font-size: 0.8rem; font-weight: 500;
}

/* Guide Section */
.guide-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.guide-card {
  display: flex; align-items: center; gap: 20px;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px 28px; transition: all var(--transition);
}
.guide-card:hover { border-color: var(--accent); transform: translateY(-3px); box-shadow: 0 12px 40px var(--shadow); }
.guide-card .num { font-size: 2rem; font-weight: 800; color: var(--accent); opacity: 0.5; min-width: 48px; }
.guide-card .content h4 { margin-bottom: 4px; }
.guide-card .content p { font-size: 0.9rem; margin-bottom: 0; }

/* Posts List */
.posts-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.post-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; transition: all var(--transition); display: flex; flex-direction: column;
}
.post-card:hover { border-color: rgba(212, 168, 71, 0.3); transform: translateY(-3px); box-shadow: 0 12px 40px var(--shadow); }
.post-card .cat { font-size: 0.8rem; color: var(--accent); font-weight: 600; margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.04em; }
.post-card h3 { font-size: 1.15rem; margin-bottom: 10px; line-height: 1.4; }
.post-card h3 a { color: #fff; }
.post-card h3 a:hover { color: var(--accent); }
.post-card p { font-size: 0.92rem; margin-bottom: 16px; flex: 1; }
.post-card .meta { font-size: 0.82rem; color: var(--text-dim); display: flex; gap: 16px; }
.post-card .meta span { display: flex; align-items: center; gap: 4px; }

/* Stats / Data */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; text-align: center; }
.stat-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 40px 24px; transition: all var(--transition);
}
.stat-card:hover { border-color: var(--accent); transform: translateY(-4px); }
.stat-card .num { font-size: 3rem; font-weight: 800; color: #fff; display: block; line-height: 1.2; }
.stat-card .num span { color: var(--accent); }
.stat-card .label { font-size: 1rem; color: var(--text-muted); margin-top: 8px; }

/* Process / Flow */
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; position: relative; }
.process-grid::before {
  content: ''; position: absolute; top: 40px; left: 10%; right: 10%;
  height: 2px; background: linear-gradient(to right, var(--accent), var(--border), var(--accent));
  opacity: 0.3;
}
.process-step { text-align: center; position: relative; z-index: 1; }
.process-step .step-num {
  width: 56px; height: 56px; margin: 0 auto 20px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; font-weight: 800; color: var(--accent);
  background: var(--bg-card); border: 2px solid var(--accent); border-radius: 50%;
  transition: all var(--transition);
}
.process-step:hover .step-num { background: var(--accent); color: var(--primary-dark); box-shadow: 0 0 30px rgba(212, 168, 71, 0.3); }
.process-step h4 { margin-bottom: 8px; }
.process-step p { font-size: 0.9rem; margin-bottom: 0; }

/* FAQ */
.faq-grid { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: all var(--transition); }
.faq-item:hover { border-color: rgba(212, 168, 71, 0.2); }
.faq-item.open { border-color: var(--accent); }
.faq-q {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px; font-size: 1.05rem; font-weight: 600; color: #fff;
  cursor: pointer; transition: color var(--transition); user-select: none;
}
.faq-q:hover { color: var(--accent); }
.faq-q .icon { font-size: 1.4rem; transition: transform var(--transition); color: var(--accent); }
.faq-item.open .faq-q .icon { transform: rotate(45deg); }
.faq-a { padding: 0 24px; max-height: 0; overflow: hidden; transition: all var(--transition); }
.faq-item.open .faq-a { padding: 0 24px 20px; max-height: 300px; }
.faq-a p { font-size: 0.95rem; margin-bottom: 0; }

/* CTA */
.cta-section {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 100%);
  border-top: 1px solid rgba(212, 168, 71, 0.15);
  border-bottom: 1px solid rgba(212, 168, 71, 0.15);
  text-align: center; padding: 80px 0;
}
.cta-section h2 { margin-bottom: 16px; }
.cta-section p { max-width: 560px; margin: 0 auto 32px; }
.cta-section .btn { margin: 0 8px; }

/* Footer */
.footer { background: var(--primary-dark); border-top: 1px solid var(--border); padding: 48px 0 32px; }
.footer .container { display: flex; flex-direction: column; align-items: center; gap: 24px; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; justify-content: center; }
.footer-links a { color: var(--text-muted); font-size: 0.9rem; }
.footer-links a:hover { color: var(--accent); }
.footer .logo { font-size: 1.2rem; margin-bottom: 4px; }
.footer-copy { font-size: 0.85rem; color: var(--text-dim); text-align: center; }
.footer-copy a { color: var(--text-muted); }
.footer-copy a:hover { color: var(--accent); }

/* Empty state */
.empty-state { text-align: center; padding: 48px 24px; color: var(--text-dim); }
.empty-state .icon { font-size: 3rem; margin-bottom: 16px; opacity: 0.5; }
.empty-state p { font-size: 1.05rem; }

/* Responsive */
@media (max-width: 1024px) {
  :root { --spacing-section: 60px; }
  h1 { font-size: 2.8rem; }
  h2 { font-size: 2rem; }
  .hero h1 { font-size: 3.2rem; }
  .features-grid, .services-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid::before { display: none; }
}
@media (max-width: 768px) {
  :root { --spacing-section: 48px; --header-height: 64px; }
  h1 { font-size: 2.2rem; }
  h2 { font-size: 1.7rem; }
  .hero { min-height: 80vh; padding: 100px 0 60px; }
  .hero h1 { font-size: 2.4rem; }
  .hero p { font-size: 1.05rem; }
  .hero-stats { flex-wrap: wrap; gap: 24px; }
  .hero-stat .num { font-size: 1.8rem; }
  .nav-left, .nav-right { display: none; }
  .nav-toggle { display: flex; position: absolute; right: 20px; z-index: 1001; }
  .nav-mobile-open .nav-left,
  .nav-mobile-open .nav-right {
    display: flex; flex-direction: column; position: fixed; top: var(--header-height);
    left: 0; right: 0; background: rgba(7, 15, 24, 0.98); backdrop-filter: blur(16px);
    padding: 20px 24px; gap: 4px; border-bottom: 1px solid var(--border);
    align-items: stretch;
  }
  .nav-mobile-open .nav-left { top: var(--header-height); }
  .nav-mobile-open .nav-right { top: calc(var(--header-height) + 180px); }
  .nav-mobile-open .nav-link { padding: 12px 16px; font-size: 1.05rem; }
  .features-grid, .services-grid { grid-template-columns: 1fr; }
  .guide-grid { grid-template-columns: 1fr; }
  .posts-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .stat-card { padding: 28px 16px; }
  .stat-card .num { font-size: 2.2rem; }
  .process-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-links { gap: 16px; }
  .btn-lg { padding: 14px 28px; font-size: 1rem; }
  .cta-section { padding: 56px 0; }
}
@media (max-width: 520px) {
  :root { --spacing-section: 36px; }
  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.4rem; }
  .container { padding: 0 16px; }
  .hero h1 { font-size: 1.8rem; }
  .hero p { font-size: 0.95rem; }
  .hero-stats { gap: 16px; }
  .hero-stat .num { font-size: 1.4rem; }
  .hero-actions { flex-direction: column; align-items: center; }
  .hero-actions .btn { width: 100%; max-width: 280px; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-card { padding: 20px 12px; }
  .stat-card .num { font-size: 1.8rem; }
  .process-grid { grid-template-columns: 1fr; }
  .feature-card, .service-card .body { padding: 24px 20px; }
  .faq-q { padding: 16px 18px; font-size: 0.95rem; }
  .btn { padding: 12px 24px; font-size: 0.9rem; }
  .section-title p { font-size: 0.95rem; }
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1a3a5c;
            --primary-light: #2a5a8c;
            --primary-dark: #0f2440;
            --secondary: #e8a838;
            --secondary-light: #f0c060;
            --secondary-dark: #c88a20;
            --bg-body: #f5f7fa;
            --bg-white: #ffffff;
            --bg-dark: #0f1a2e;
            --bg-card: #ffffff;
            --text-primary: #1a2a3a;
            --text-secondary: #4a5a6a;
            --text-light: #7a8a9a;
            --text-white: #f0f4f8;
            --border: #dce4ec;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 8px rgba(26, 58, 92, 0.06);
            --shadow: 0 8px 32px rgba(26, 58, 92, 0.10);
            --shadow-lg: 0 16px 48px rgba(26, 58, 92, 0.14);
            --shadow-hover: 0 20px 56px rgba(26, 58, 92, 0.18);
            --transition: 0.30s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
            --container: 1200px;
            --gap: 32px;
            --header-h: 80px;
        }

        /* ===== 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-primary);
            background: var(--bg-body);
        }

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

        a:hover {
            color: var(--secondary);
        }

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

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

        button {
            cursor: pointer;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

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

        /* ===== 头部 & 导航 ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-h);
            background: rgba(15, 26, 46, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background var(--transition), box-shadow var(--transition);
        }

        .header.scrolled {
            background: rgba(15, 26, 46, 0.98);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
        }

        .header .container {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            align-items: center;
            height: 100%;
        }

        .nav-left {
            display: flex;
            align-items: center;
            gap: 8px;
            justify-content: flex-start;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 8px;
            justify-content: flex-end;
        }

        .nav-link {
            padding: 8px 20px;
            border-radius: 100px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-white);
            opacity: 0.75;
            transition: all var(--transition);
            letter-spacing: 0.3px;
            position: relative;
        }

        .nav-link:hover {
            opacity: 1;
            color: var(--text-white);
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-link.active {
            opacity: 1;
            background: rgba(232, 168, 56, 0.18);
            color: var(--secondary);
            box-shadow: inset 0 0 0 1px rgba(232, 168, 56, 0.20);
        }

        .logo {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-white);
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 2px;
            padding: 0 16px;
            transition: opacity var(--transition);
        }

        .logo:hover {
            opacity: 0.85;
            color: var(--text-white);
        }

        .logo span {
            font-weight: 300;
            color: var(--secondary);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 44px;
            height: 44px;
            cursor: pointer;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.06);
            transition: background var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.12);
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text-white);
            border-radius: 4px;
            margin: 3px 0;
            transition: all var(--transition);
        }

        .nav-toggle.open span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.open span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* ===== 移动端菜单 ===== */
        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--header-h);
            left: 0;
            right: 0;
            background: rgba(15, 26, 46, 0.98);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            padding: 20px 24px 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transform: translateY(-110%);
            opacity: 0;
            transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            z-index: 999;
        }

        .mobile-menu.open {
            transform: translateY(0);
            opacity: 1;
        }

        .mobile-menu .nav-link {
            display: block;
            padding: 14px 20px;
            font-size: 1.1rem;
            border-radius: var(--radius-sm);
            margin-bottom: 6px;
        }

        .mobile-menu .nav-link.active {
            background: rgba(232, 168, 56, 0.15);
        }

        /* ===== Hero ===== */
        .hero {
            padding: 140px 0 100px;
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center center;
            background-blend-mode: overlay;
            position: relative;
            min-height: 460px;
            display: flex;
            align-items: center;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 26, 46, 0.88) 30%, rgba(15, 26, 46, 0.40) 100%);
            z-index: 1;
        }

        .hero .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 20px;
            border-radius: 100px;
            background: rgba(232, 168, 56, 0.15);
            border: 1px solid rgba(232, 168, 56, 0.25);
            color: var(--secondary);
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
            backdrop-filter: blur(8px);
        }

        .hero h1 {
            font-size: 3.6rem;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.15;
            letter-spacing: -1px;
            max-width: 800px;
            margin: 0 auto 20px;
        }

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

        .hero p {
            font-size: 1.2rem;
            color: rgba(240, 248, 255, 0.75);
            max-width: 600px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }

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

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 34px;
            border-radius: 100px;
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition);
            letter-spacing: 0.3px;
            border: none;
            background: transparent;
            text-decoration: none;
        }

        .btn-primary {
            background: var(--secondary);
            color: var(--bg-dark);
            box-shadow: 0 4px 20px rgba(232, 168, 56, 0.30);
        }

        .btn-primary:hover {
            background: var(--secondary-light);
            color: var(--bg-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(232, 168, 56, 0.40);
        }

        .btn-outline {
            border: 1.5px solid rgba(255, 255, 255, 0.25);
            color: var(--text-white);
            background: rgba(255, 255, 255, 0.06);
        }

        .btn-outline:hover {
            border-color: var(--secondary);
            color: var(--secondary);
            background: rgba(232, 168, 56, 0.10);
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 10px 24px;
            font-size: 0.9rem;
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 96px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 56px;
        }

        .section-header .badge {
            display: inline-block;
            padding: 4px 18px;
            border-radius: 100px;
            background: rgba(232, 168, 56, 0.10);
            color: var(--secondary-dark);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 14px;
            border: 1px solid rgba(232, 168, 56, 0.15);
        }

        .section-header h2 {
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: -0.5px;
            margin-bottom: 16px;
        }

        .section-header h2 span {
            color: var(--primary-light);
        }

        .section-header p {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto;
            line-height: 1.7;
        }

        .section-header.light h2 {
            color: var(--text-white);
        }

        .section-header.light p {
            color: rgba(240, 248, 255, 0.70);
        }

        /* ===== 流程步骤 ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }

        .step-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 36px 28px 32px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: all var(--transition);
            position: relative;
            text-align: center;
        }

        .step-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(232, 168, 56, 0.20);
        }

        .step-card .step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--text-white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            font-weight: 700;
            margin: 0 auto 18px;
            position: relative;
        }

        .step-card .step-num::after {
            content: '';
            position: absolute;
            inset: -4px;
            border-radius: 50%;
            border: 2px dashed rgba(232, 168, 56, 0.25);
        }

        .step-card h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .step-card p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .step-card .step-icon {
            font-size: 1.8rem;
            color: var(--secondary);
            margin-bottom: 16px;
        }

        /* ===== 功能模块卡片 ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 40px 32px 36px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

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

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

        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(232, 168, 56, 0.15);
        }

        .feature-card .f-icon {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            background: rgba(26, 58, 92, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--primary-light);
            margin-bottom: 20px;
            transition: all var(--transition);
        }

        .feature-card:hover .f-icon {
            background: var(--primary);
            color: var(--text-white);
        }

        .feature-card h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .feature-card p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.65;
        }

        /* ===== 技巧与建议列表 ===== */
        .tips-section {
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            position: relative;
        }

        .tips-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 26, 46, 0.92) 40%, rgba(15, 26, 46, 0.60) 100%);
            z-index: 1;
        }

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

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

        .tip-item {
            background: rgba(255, 255, 255, 0.04);
            border-radius: var(--radius);
            padding: 28px 32px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(8px);
            transition: all var(--transition);
            display: flex;
            gap: 18px;
            align-items: flex-start;
        }

        .tip-item:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(232, 168, 56, 0.20);
            transform: translateY(-4px);
        }

        .tip-item .tip-icon {
            width: 44px;
            height: 44px;
            flex-shrink: 0;
            border-radius: 12px;
            background: rgba(232, 168, 56, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--secondary);
        }

        .tip-item h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 6px;
        }

        .tip-item p {
            font-size: 0.92rem;
            color: rgba(240, 248, 255, 0.60);
            line-height: 1.6;
        }

        /* ===== 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: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .faq-item:hover {
            border-color: rgba(232, 168, 56, 0.15);
            box-shadow: var(--shadow);
        }

        .faq-question {
            padding: 20px 28px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--text-primary);
            background: transparent;
            transition: background var(--transition);
            gap: 16px;
            user-select: none;
        }

        .faq-question:hover {
            background: rgba(26, 58, 92, 0.02);
        }

        .faq-question .faq-toggle {
            font-size: 1.2rem;
            color: var(--primary-light);
            transition: transform var(--transition);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .faq-toggle {
            transform: rotate(180deg);
            color: var(--secondary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            padding: 0 28px;
            transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            color: var(--text-secondary);
            font-size: 0.98rem;
            line-height: 1.7;
            border-top: 0px solid transparent;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 20px 28px 24px;
            border-top-width: 1px;
            border-color: var(--border);
        }

        .faq-answer p {
            margin-bottom: 8px;
        }

        .faq-answer p:last-child {
            margin-bottom: 0;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            position: relative;
            padding: 80px 0;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 58, 92, 0.90) 30%, rgba(26, 58, 92, 0.50) 100%);
            z-index: 1;
        }

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

        .cta-section h2 {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .cta-section p {
            font-size: 1.15rem;
            color: rgba(240, 248, 255, 0.75);
            max-width: 520px;
            margin: 0 auto 32px;
        }

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

        /* ===== 页脚 ===== */
        .footer {
            background: var(--bg-dark);
            padding: 48px 0 36px;
            border-top: 1px solid rgba(255, 255, 255, 0.04);
        }

        .footer .container {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 24px;
        }

        .footer .logo {
            font-size: 1.4rem;
            padding: 0;
        }

        .footer-links {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .footer-links a {
            color: rgba(240, 248, 255, 0.55);
            font-size: 0.95rem;
            font-weight: 400;
            transition: color var(--transition);
        }

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

        .footer-copy p {
            color: rgba(240, 248, 255, 0.30);
            font-size: 0.85rem;
            text-align: center;
            letter-spacing: 0.3px;
        }

        /* ===== 分隔线 ===== */
        .divider {
            width: 60px;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            border-radius: 4px;
            margin: 16px auto 0;
        }

        .divider.light {
            background: linear-gradient(90deg, rgba(255, 255, 255, 0.20), var(--secondary));
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

            .hero h1 {
                font-size: 2.8rem;
            }

            .section-header h2 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-h: 68px;
                --gap: 20px;
            }

            .nav-left,
            .nav-right {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .header .container {
                grid-template-columns: 1fr auto 1fr;
            }

            .header .container .nav-toggle {
                justify-self: end;
            }

            .header .container .logo {
                justify-self: center;
            }

            .mobile-menu {
                display: block;
            }

            .hero {
                padding: 110px 0 70px;
                min-height: 360px;
            }

            .hero h1 {
                font-size: 2.2rem;
            }

            .hero p {
                font-size: 1rem;
            }

            .section {
                padding: 64px 0;
            }

            .section-header h2 {
                font-size: 1.8rem;
            }

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

            .features-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

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

            .tip-item {
                padding: 20px 24px;
            }

            .faq-question {
                padding: 16px 20px;
                font-size: 0.98rem;
            }

            .faq-answer {
                padding: 0 20px;
            }

            .faq-item.open .faq-answer {
                padding: 16px 20px 20px;
            }

            .cta-section {
                padding: 56px 0;
            }

            .cta-section h2 {
                font-size: 1.8rem;
            }

            .btn {
                padding: 12px 28px;
                font-size: 0.95rem;
            }

            .footer {
                padding: 32px 0 24px;
            }

            .footer-links {
                gap: 16px;
            }
        }

        @media (max-width: 520px) {
            .hero h1 {
                font-size: 1.8rem;
            }

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

            .hero-actions {
                flex-direction: column;
                gap: 12px;
            }

            .section-header h2 {
                font-size: 1.5rem;
            }

            .step-card {
                padding: 24px 20px;
            }

            .feature-card {
                padding: 28px 22px;
            }

            .cta-actions {
                flex-direction: column;
                gap: 12px;
            }

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

        /* ===== 滚动渐入动画 ===== */
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }

        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== 结构化数据隐藏 ===== */
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }

/* roulang page: article */
:root {
  --clr-primary: #c8a96e;
  --clr-primary-dark: #a8884a;
  --clr-primary-light: #e0c48a;
  --clr-bg: #0b0a0c;
  --clr-bg-alt: #121115;
  --clr-bg-card: #1a181d;
  --clr-bg-card-hover: #222026;
  --clr-text: #ece8e0;
  --clr-text-secondary: #a39e96;
  --clr-text-muted: #6e6a64;
  --clr-border: #2a272e;
  --clr-border-light: #3a373e;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.4);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.6);
  --shadow-glow: 0 0 40px rgba(200,169,110,0.08);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --container-max: 1200px;
  --container-pad: 24px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-sans);background:var(--clr-bg);color:var(--clr-text);line-height:1.7;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--clr-primary);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--clr-primary-light)}
a:focus-visible{outline:2px solid var(--clr-primary);outline-offset:4px;border-radius:var(--radius-sm)}
button{cursor:pointer;font-family:inherit;border:none;background:none;color:inherit}
input,textarea{font-family:inherit;font-size:1rem}
ul,ol{list-style:none}
.container{max-width:var(--container-max);margin:0 auto;padding:0 var(--container-pad)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ===== HEADER / NAV ===== */
.header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:rgba(11,10,12,0.88);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--clr-border);transition:background var(--transition)}
.header .container{display:flex;align-items:center;justify-content:center;height:70px;position:relative}
.nav-left{position:absolute;left:0;display:flex;align-items:center;gap:8px}
.nav-right{position:absolute;right:0;display:flex;align-items:center;gap:8px}
.logo{font-family:var(--font-display);font-size:1.5rem;font-weight:700;letter-spacing:1px;color:var(--clr-text);display:flex;align-items:center;gap:2px;transition:opacity var(--transition)}
.logo:hover{opacity:0.85;color:var(--clr-text)}
.logo span{color:var(--clr-primary);font-weight:300}
.nav-link{font-size:0.9rem;font-weight:500;color:var(--clr-text-secondary);padding:8px 18px;border-radius:var(--radius-sm);transition:all var(--transition);position:relative}
.nav-link:hover{color:var(--clr-text);background:rgba(200,169,110,0.08)}
.nav-link.active{color:var(--clr-primary);background:rgba(200,169,110,0.12)}
.nav-link.active::after{content:'';position:absolute;bottom:2px;left:50%;transform:translateX(-50%);width:20px;height:2px;background:var(--clr-primary);border-radius:2px}
.nav-toggle{display:none;flex-direction:column;gap:5px;padding:10px;cursor:pointer;position:absolute;right:0;z-index:1001}
.nav-toggle span{display:block;width:26px;height:2px;background:var(--clr-text);border-radius:2px;transition:all var(--transition)}
.nav-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* ===== HERO BANNER ===== */
.article-hero{position:relative;padding:140px 0 80px;margin-top:70px;background:var(--clr-bg-alt);overflow:hidden}
.article-hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;opacity:0.25;transform:scale(1.05);transition:transform 0.6s ease}
.article-hero::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg, rgba(11,10,12,0.92) 0%, rgba(11,10,12,0.6) 50%, rgba(11,10,12,0.88) 100%);z-index:1}
.article-hero .container{position:relative;z-index:2}
.article-hero .breadcrumb{display:flex;align-items:center;gap:8px;font-size:0.85rem;color:var(--clr-text-muted);margin-bottom:24px;flex-wrap:wrap}
.article-hero .breadcrumb a{color:var(--clr-text-secondary)}
.article-hero .breadcrumb a:hover{color:var(--clr-primary)}
.article-hero .breadcrumb span{color:var(--clr-text-muted)}
.article-hero .breadcrumb .sep{color:var(--clr-border-light)}
.article-hero .cat-badge{display:inline-block;padding:6px 18px;background:rgba(200,169,110,0.15);border:1px solid rgba(200,169,110,0.25);border-radius:100px;font-size:0.8rem;font-weight:600;color:var(--clr-primary);letter-spacing:1px;margin-bottom:20px}
.article-hero h1{font-family:var(--font-display);font-size:clamp(1.8rem, 4.5vw, 3.2rem);font-weight:700;line-height:1.25;color:var(--clr-text);max-width:900px;margin-bottom:20px}
.article-hero .meta-row{display:flex;align-items:center;gap:24px;flex-wrap:wrap;color:var(--clr-text-secondary);font-size:0.9rem}
.article-hero .meta-row i{margin-right:6px;color:var(--clr-primary)}
.article-hero .meta-row .date{display:flex;align-items:center}

/* ===== ARTICLE BODY ===== */
.article-body{padding:60px 0 80px;background:var(--clr-bg)}
.article-body .container{max-width:860px}
.article-content{font-size:1.05rem;line-height:1.9;color:var(--clr-text)}
.article-content p{margin-bottom:1.6em}
.article-content h2{font-size:1.6rem;font-weight:700;margin:2em 0 0.8em;color:var(--clr-primary-light);line-height:1.3}
.article-content h3{font-size:1.25rem;font-weight:600;margin:1.8em 0 0.6em;color:var(--clr-text)}
.article-content ul,.article-content ol{padding-left:1.5em;margin-bottom:1.6em}
.article-content li{margin-bottom:0.5em;list-style:disc}
.article-content ol li{list-style:decimal}
.article-content a{color:var(--clr-primary);border-bottom:1px solid transparent;transition:border-color var(--transition)}
.article-content a:hover{border-bottom-color:var(--clr-primary)}
.article-content blockquote{border-left:4px solid var(--clr-primary);padding:16px 24px;margin:1.6em 0;background:rgba(200,169,110,0.06);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--clr-text-secondary);font-style:italic}
.article-content img{border-radius:var(--radius-md);margin:1.6em 0;box-shadow:var(--shadow-md)}
.article-content code{background:var(--clr-bg-card);padding:2px 10px;border-radius:var(--radius-sm);font-size:0.9em;color:var(--clr-primary-light)}
.article-content pre{background:var(--clr-bg-card);padding:20px 24px;border-radius:var(--radius-md);overflow-x:auto;margin:1.6em 0;border:1px solid var(--clr-border)}
.article-content pre code{background:none;padding:0;color:inherit}
.article-content hr{border:none;height:1px;background:var(--clr-border);margin:2em 0}

/* ===== ARTICLE FOOTER META ===== */
.article-footer-meta{padding:40px 0 0;border-top:1px solid var(--clr-border);margin-top:40px}
.article-footer-meta .tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}
.article-footer-meta .tag{display:inline-block;padding:6px 16px;background:var(--clr-bg-card);border:1px solid var(--clr-border);border-radius:100px;font-size:0.8rem;color:var(--clr-text-secondary);transition:all var(--transition)}
.article-footer-meta .tag:hover{background:rgba(200,169,110,0.1);border-color:var(--clr-primary);color:var(--clr-primary)}
.article-footer-meta .share-row{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:16px}
.article-footer-meta .share-row span{font-size:0.9rem;color:var(--clr-text-muted)}
.article-footer-meta .share-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:var(--clr-bg-card);border:1px solid var(--clr-border);color:var(--clr-text-secondary);transition:all var(--transition);font-size:1rem}
.article-footer-meta .share-btn:hover{background:var(--clr-primary);border-color:var(--clr-primary);color:var(--clr-bg);transform:translateY(-2px)}

/* ===== RELATED POSTS ===== */
.related-section{padding:60px 0;background:var(--clr-bg-alt)}
.related-section .section-title{font-size:1.8rem;font-weight:700;margin-bottom:12px;color:var(--clr-text);text-align:center}
.related-section .section-sub{color:var(--clr-text-secondary);text-align:center;margin-bottom:40px;font-size:1rem}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.related-card{background:var(--clr-bg-card);border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--clr-border);transition:all var(--transition);display:flex;flex-direction:column}
.related-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg),var(--shadow-glow);border-color:var(--clr-border-light)}
.related-card .card-img{height:180px;background:var(--clr-bg);overflow:hidden}
.related-card .card-img img{width:100%;height:100%;object-fit:cover;transition:transform 0.6s ease}
.related-card:hover .card-img img{transform:scale(1.08)}
.related-card .card-body{padding:20px;flex:1;display:flex;flex-direction:column}
.related-card .card-cat{font-size:0.75rem;font-weight:600;color:var(--clr-primary);letter-spacing:1px;margin-bottom:8px}
.related-card h3{font-size:1.05rem;font-weight:600;line-height:1.4;margin-bottom:8px;flex:1}
.related-card h3 a{color:var(--clr-text);transition:color var(--transition)}
.related-card h3 a:hover{color:var(--clr-primary)}
.related-card .card-date{font-size:0.8rem;color:var(--clr-text-muted);display:flex;align-items:center;gap:6px}

/* ===== CTA ===== */
.cta-section{padding:80px 0;background:var(--clr-bg);position:relative;overflow:hidden}
.cta-section::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:0.08;transform:scale(1.05)}
.cta-section .container{position:relative;z-index:1;text-align:center;max-width:720px}
.cta-section h2{font-size:clamp(1.5rem, 3vw, 2.2rem);font-weight:700;margin-bottom:16px;color:var(--clr-text)}
.cta-section p{font-size:1.05rem;color:var(--clr-text-secondary);margin-bottom:32px;line-height:1.7}
.cta-btn{display:inline-flex;align-items:center;gap:12px;padding:16px 40px;background:linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));color:var(--clr-bg);font-weight:600;font-size:1.05rem;border-radius:100px;transition:all var(--transition);box-shadow:0 4px 20px rgba(200,169,110,0.25)}
.cta-btn:hover{transform:translateY(-3px);box-shadow:0 8px 40px rgba(200,169,110,0.4);color:var(--clr-bg);background:linear-gradient(135deg, var(--clr-primary-light), var(--clr-primary))}
.cta-btn i{font-size:1.1rem}

/* ===== NOT FOUND ===== */
.not-found-section{padding:100px 0;text-align:center;min-height:50vh;display:flex;align-items:center}
.not-found-section .container{max-width:600px}
.not-found-section .nf-icon{font-size:4rem;color:var(--clr-primary);margin-bottom:24px;opacity:0.6}
.not-found-section h1{font-size:2rem;font-weight:700;margin-bottom:16px}
.not-found-section p{color:var(--clr-text-secondary);margin-bottom:32px;font-size:1.1rem}
.not-found-section .back-home{display:inline-flex;align-items:center;gap:10px;padding:14px 36px;background:var(--clr-primary);color:var(--clr-bg);font-weight:600;border-radius:100px;transition:all var(--transition)}
.not-found-section .back-home:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(200,169,110,0.3);color:var(--clr-bg)}

/* ===== FOOTER ===== */
.footer{background:var(--clr-bg-alt);border-top:1px solid var(--clr-border);padding:48px 0 32px}
.footer .container{text-align:center}
.footer .logo{justify-content:center;margin-bottom:20px;font-size:1.3rem}
.footer-links{display:flex;justify-content:center;flex-wrap:wrap;gap:8px 28px;margin-bottom:24px}
.footer-links a{font-size:0.9rem;color:var(--clr-text-secondary);transition:color var(--transition)}
.footer-links a:hover{color:var(--clr-primary)}
.footer-copy{border-top:1px solid var(--clr-border);padding-top:20px;margin-top:8px}
.footer-copy p{font-size:0.8rem;color:var(--clr-text-muted);line-height:1.6}

/* ===== RESPONSIVE ===== */
@media (max-width:1024px){
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .article-hero h1{font-size:clamp(1.5rem, 3.5vw, 2.4rem)}
}
@media (max-width:768px){
  :root{--container-pad:20px}
  .header .container{height:64px}
  .nav-left,.nav-right{position:static;display:none;flex-direction:column;gap:0;background:rgba(11,10,12,0.98);backdrop-filter:blur(20px);position:absolute;top:64px;left:0;width:100%;padding:16px 20px;border-bottom:1px solid var(--clr-border);box-shadow:var(--shadow-lg)}
  .nav-left.active,.nav-right.active{display:flex}
  .nav-left{right:0;z-index:999}
  .nav-toggle{display:flex}
  .nav-link{padding:12px 16px;width:100%;border-radius:var(--radius-sm)}
  .nav-link.active::after{display:none}
  .article-hero{padding:100px 0 50px}
  .article-hero h1{font-size:1.5rem}
  .article-content{font-size:1rem}
  .related-grid{grid-template-columns:1fr}
  .cta-section{padding:60px 0}
  .cta-btn{padding:14px 32px;font-size:0.95rem}
}
@media (max-width:520px){
  .header .container{height:58px}
  .nav-left,.nav-right{top:58px}
  .logo{font-size:1.2rem}
  .article-hero{padding:80px 0 40px;margin-top:58px}
  .article-hero h1{font-size:1.25rem}
  .article-hero .meta-row{gap:12px;font-size:0.8rem}
  .article-body{padding:40px 0 50px}
  .related-section .section-title{font-size:1.3rem}
  .related-card .card-img{height:150px}
  .article-footer-meta .share-row{gap:10px}
  .footer-links{gap:6px 16px}
  .footer-links a{font-size:0.8rem}
}