/* roulang page: index */
/* ===== 设计变量 ===== */
:root {
  --primary: #7A5A3A;
  --primary-dark: #5C3F28;
  --primary-light: #9E7A5A;
  --secondary: #C4A87C;
  --secondary-light: #DFC9A2;
  --accent: #D4A574;
  --bg: #F6F1EA;
  --bg-alt: #EDE5D8;
  --bg-card: #FCFAF6;
  --bg-dark: #2C2416;
  --text: #3D3028;
  --text-light: #7A6B5D;
  --text-muted: #A69280;
  --border: #D4C5B2;
  --border-light: #E8DDD0;
  --shadow: 0 4px 20px rgba(61, 48, 40, 0.08);
  --shadow-hover: 0 8px 32px rgba(61, 48, 40, 0.15);
  --radius: 6px;
  --radius-lg: 12px;
  --font-serif: 'Georgia', 'Times New Roman', serif;
  --font-sans: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  --nav-height: 68px;
  --max-width: 1200px;
  --transition: 0.3s ease;
}
/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-dark); }
a:focus-visible { outline: 2px solid var(--secondary); outline-offset: 2px; }
button { cursor: pointer; font-family: inherit; font-size: inherit; }
input, textarea { font-family: inherit; font-size: inherit; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-serif); font-weight: 700; line-height: 1.3; color: var(--text); }
h1 { font-size: 2.8rem; }
h2 { font-size: 2.2rem; margin-bottom: 1.5rem; }
h3 { font-size: 1.4rem; margin-bottom: 0.8rem; }
p { margin-bottom: 1rem; }
/* ===== 容器 ===== */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
/* ===== 导航 ===== */
.header {
  position: sticky; top: 0; z-index: 1000;
  background: var(--bg-card);
  border-bottom: 2px solid var(--border-light);
  box-shadow: 0 2px 12px rgba(61, 48, 40, 0.06);
  height: var(--nav-height);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  max-width: var(--max-width); margin: 0 auto; padding: 0 24px;
  height: 100%;
}
.logo {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--primary-dark);
  letter-spacing: 1px;
}
.logo span { color: var(--secondary); }
.logo:hover { color: var(--primary-dark); }
.nav { display: flex; align-items: center; gap: 8px; }
.nav a {
  display: block;
  padding: 8px 18px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-light);
  border-radius: var(--radius);
  transition: all var(--transition);
  position: relative;
}
.nav a:hover { color: var(--primary); background: var(--bg-alt); }
.nav a.active {
  color: var(--primary-dark);
  background: var(--secondary-light);
  font-weight: 600;
}
.nav-toggle { display: none; background: none; border: none; font-size: 1.5rem; color: var(--text); padding: 4px; }
/* ===== 移动端导航 ===== */
@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav {
    display: none;
    position: absolute; top: var(--nav-height); left: 0; right: 0;
    background: var(--bg-card);
    border-bottom: 2px solid var(--border-light);
    flex-direction: column; padding: 12px 24px 20px;
    box-shadow: var(--shadow);
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px 16px; width: 100%; border-radius: var(--radius); }
  .header-inner { position: relative; }
}
/* ===== Hero 首屏 ===== */
.hero {
  position: relative;
  padding: 100px 0 80px;
  background: var(--bg-dark);
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  background-blend-mode: overlay;
  color: #fff;
  text-align: center;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(44,36,22,0.85) 0%, rgba(92,63,40,0.65) 100%);
  z-index: 1;
}
.hero .container { position: relative; z-index: 2; }
.hero h1 {
  font-size: 3.2rem;
  color: #fff;
  margin-bottom: 1rem;
  text-shadow: 0 2px 16px rgba(0,0,0,0.3);
}
.hero h1 i { color: var(--secondary); }
.hero p {
  font-size: 1.2rem;
  color: rgba(255,255,255,0.85);
  max-width: 680px;
  margin: 0 auto 2rem;
  line-height: 1.8;
}
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid transparent;
  transition: all var(--transition);
  text-decoration: none;
}
.btn-primary {
  background: var(--secondary);
  color: var(--primary-dark);
  border-color: var(--secondary);
}
.btn-primary:hover { background: var(--secondary-light); border-color: var(--secondary-light); color: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(196,168,124,0.35); }
.btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.6);
}
.btn-outline:hover { background: rgba(255,255,255,0.1); border-color: #fff; transform: translateY(-2px); }
/* ===== 板块通用 ===== */
.section { padding: 72px 0; }
.section-alt { background: var(--bg-alt); }
.section-dark { background: var(--bg-dark); color: rgba(255,255,255,0.85); }
.section-dark h2 { color: #fff; }
.section-dark .text-muted { color: rgba(255,255,255,0.6); }
.section-title {
  text-align: center;
  margin-bottom: 3rem;
}
.section-title .subtitle {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.section-title h2 { margin-bottom: 0.5rem; }
.section-title p { color: var(--text-light); max-width: 600px; margin: 0 auto; }
/* ===== 卡片网格 ===== */
.grid { display: grid; gap: 28px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  transition: all var(--transition);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.card-img { border-radius: var(--radius) var(--radius) 0 0; overflow: hidden; margin: -28px -24px 20px; }
.card-img img { width: 100%; height: 200px; object-fit: cover; }
.card .tag {
  display: inline-block;
  padding: 2px 12px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary-dark);
  background: var(--secondary-light);
  border-radius: 20px;
  margin-bottom: 10px;
}
.card h3 { font-size: 1.2rem; margin-bottom: 8px; }
.card p { color: var(--text-light); font-size: 0.95rem; margin-bottom: 0; }
.card .meta { font-size: 0.85rem; color: var(--text-muted); margin-top: 12px; display: flex; gap: 16px; }
/* ===== 统计数字 ===== */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-item { padding: 32px 16px; }
.stat-number { font-family: var(--font-serif); font-size: 2.8rem; font-weight: 700; color: var(--secondary); line-height: 1.2; }
.stat-label { font-size: 0.95rem; color: var(--text-light); margin-top: 6px; }
/* ===== 列表 ===== */
.list-group { display: flex; flex-direction: column; gap: 12px; }
.list-item {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  transition: all var(--transition);
}
.list-item:hover { border-color: var(--secondary); box-shadow: var(--shadow); }
.list-item .icon { font-size: 1.4rem; color: var(--secondary); flex-shrink: 0; margin-top: 2px; }
.list-item .content { flex: 1; }
.list-item .content h4 { font-size: 1.05rem; margin-bottom: 4px; }
.list-item .content p { font-size: 0.9rem; color: var(--text-light); margin-bottom: 0; }
/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  background: var(--bg-card);
  overflow: hidden;
}
.faq-question {
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 24px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: background var(--transition);
  border: none; background: var(--bg-card); width: 100%; text-align: left; color: var(--text);
}
.faq-question:hover { background: var(--bg-alt); }
.faq-question i { transition: transform var(--transition); color: var(--secondary); font-size: 0.9rem; }
.faq-item.open .faq-question i { transform: rotate(180deg); }
.faq-answer { padding: 0 24px 18px; font-size: 0.95rem; color: var(--text-light); display: none; }
.faq-item.open .faq-answer { display: block; }
/* ===== CTA ===== */
.cta-section {
  text-align: center;
  padding: 80px 0;
  background: var(--bg-dark);
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  background-blend-mode: overlay;
  position: relative;
}
.cta-section::before {
  content: '';
  position: absolute; inset: 0;
  background: rgba(44,36,22,0.82);
}
.cta-section .container { position: relative; z-index: 2; }
.cta-section h2 { color: #fff; margin-bottom: 1rem; }
.cta-section p { color: rgba(255,255,255,0.8); max-width: 600px; margin: 0 auto 2rem; }
/* ===== 页脚 ===== */
.footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,0.7);
  padding: 48px 0 32px;
  border-top: 3px solid var(--primary);
}
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; }
.footer-brand .logo { color: var(--secondary); font-size: 1.4rem; margin-bottom: 12px; display: inline-block; }
.footer-brand p { font-size: 0.9rem; line-height: 1.7; max-width: 360px; }
.footer-col h4 { color: #fff; font-family: var(--font-sans); font-size: 1rem; margin-bottom: 16px; font-weight: 600; }
.footer-col a { display: block; color: rgba(255,255,255,0.6); font-size: 0.9rem; padding: 4px 0; transition: color var(--transition); }
.footer-col a:hover { color: var(--secondary); }
.footer-bottom { margin-top: 36px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.1); text-align: center; font-size: 0.85rem; color: rgba(255,255,255,0.4); }
/* ===== 文章内容 ===== */
.article-content { max-width: 780px; margin: 0 auto; }
.article-content h1 { font-size: 2.4rem; margin-bottom: 1rem; }
.article-meta { display: flex; gap: 20px; font-size: 0.9rem; color: var(--text-muted); margin-bottom: 2rem; flex-wrap: wrap; }
.article-body { font-size: 1.05rem; line-height: 1.9; color: var(--text); }
.article-body p { margin-bottom: 1.2rem; }
.article-body h2, .article-body h3 { margin-top: 2rem; }
.not-found { text-align: center; padding: 80px 0; }
.not-found i { font-size: 3rem; color: var(--text-muted); margin-bottom: 1rem; }
.not-found h2 { color: var(--text-light); }
/* ===== 分类Banner ===== */
.category-banner {
  padding: 72px 0 56px;
  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;
  color: #fff;
  text-align: center;
}
.category-banner::before {
  content: '';
  position: absolute; inset: 0;
  background: rgba(44,36,22,0.75);
}
.category-banner .container { position: relative; z-index: 2; }
.category-banner h1 { color: #fff; font-size: 2.6rem; }
.category-banner p { color: rgba(255,255,255,0.8); max-width: 600px; margin: 0.8rem auto 0; }
/* ===== 文章列表项 ===== */
.post-item {
  display: flex; gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border-light);
}
.post-item:last-child { border-bottom: none; }
.post-thumb { width: 180px; min-height: 120px; border-radius: var(--radius); overflow: hidden; flex-shrink: 0; background: var(--bg-alt); }
.post-thumb img { width: 100%; height: 100%; object-fit: cover; }
.post-info { flex: 1; }
.post-info h3 { font-size: 1.15rem; margin-bottom: 6px; }
.post-info h3 a { color: var(--text); }
.post-info h3 a:hover { color: var(--primary); }
.post-info p { font-size: 0.92rem; color: var(--text-light); margin-bottom: 8px; }
.post-meta { font-size: 0.82rem; color: var(--text-muted); display: flex; gap: 16px; flex-wrap: wrap; }
.post-meta .cat { color: var(--primary); font-weight: 500; }
/* ===== 标签 ===== */
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.tag { display: inline-block; padding: 4px 14px; font-size: 0.78rem; font-weight: 500; color: var(--text-light); background: var(--bg-alt); border-radius: 20px; border: 1px solid var(--border-light); transition: all var(--transition); }
.tag:hover { background: var(--secondary-light); border-color: var(--secondary); color: var(--primary-dark); }
/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }
  .hero { padding: 60px 0 48px; }
  .hero h1 { font-size: 2.2rem; }
  .hero p { font-size: 1rem; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .section { padding: 48px 0; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .stat-number { font-size: 2rem; }
  .post-item { flex-direction: column; }
  .post-thumb { width: 100%; height: 180px; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
  .article-content h1 { font-size: 1.8rem; }
  .category-banner h1 { font-size: 2rem; }
  .hero-actions { flex-direction: column; align-items: center; }
  .btn { width: 100%; max-width: 300px; justify-content: center; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .hero h1 { font-size: 1.8rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat-item { padding: 20px 12px; }
  .card { padding: 20px 16px; }
  .logo { font-size: 1.3rem; }
}
/* ===== 工具类 ===== */
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.gap-1 { gap: 1rem; }
.flex-center { display: flex; align-items: center; justify-content: center; }
/* ===== 复古装饰 ===== */
.vintage-border { border: 2px solid var(--border); position: relative; }
.vintage-border::after { content: ''; position: absolute; inset: 4px; border: 1px solid var(--border-light); pointer-events: none; border-radius: calc(var(--radius-lg) - 2px); }
.sep { width: 60px; height: 2px; background: var(--secondary); margin: 0 auto 1rem; }
/* ===== CMS 列表为空 ===== */
.empty-tip { text-align: center; padding: 40px 0; color: var(--text-muted); font-size: 1rem; }
.empty-tip i { font-size: 2rem; display: block; margin-bottom: 12px; }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #b8860b;
            --primary-dark: #8b6508;
            --primary-light: #daa520;
            --secondary: #2c2c2c;
            --accent: #d4a574;
            --bg-dark: #1a1a1a;
            --bg-card: #2a2a2a;
            --bg-section: #222222;
            --bg-light: #f5f0e8;
            --text-main: #e8e0d0;
            --text-secondary: #b8b0a0;
            --text-light: #f0ece0;
            --text-muted: #8a8070;
            --border-color: #4a4030;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
            --shadow-hover: 0 8px 36px rgba(0, 0, 0, 0.55);
            --transition: all 0.3s ease;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --font-serif: 'Georgia', 'Noto Serif SC', serif;
            --spacing-section: 80px;
            --spacing-element: 32px;
            --container-width: 1200px;
        }

        /* ===== 基础 Reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background: var(--bg-dark);
            background-image: radial-gradient(ellipse at 20% 50%, rgba(184, 134, 11, 0.06) 0%, transparent 70%);
            min-height: 100vh;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-light);
        }
        /* ===== 容器 ===== */
        .container {
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            :root {
                --spacing-section: 48px;
            }
        }

        /* ===== 导航 ===== */
        .header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(26, 26, 26, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(74, 64, 48, 0.6);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
        }
        .header-inner {
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--text-light);
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 2px;
        }
        .logo span {
            color: var(--primary-light);
            font-weight: 400;
        }
        .logo i {
            color: var(--primary-light);
            margin-right: 6px;
            font-size: 1.3rem;
        }
        .nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
            position: relative;
            letter-spacing: 0.3px;
        }
        .nav a:hover {
            color: var(--text-light);
            background: rgba(184, 134, 11, 0.12);
        }
        .nav a.active {
            color: var(--primary-light);
            background: rgba(184, 134, 11, 0.15);
        }
        .nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--primary-light);
            border-radius: 2px;
        }
        .nav-toggle {
            display: none;
            font-size: 1.4rem;
            color: var(--text-light);
            padding: 8px 12px;
            cursor: pointer;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.12);
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .nav {
                position: fixed;
                top: 68px;
                left: 0;
                right: 0;
                background: rgba(26, 26, 26, 0.98);
                backdrop-filter: blur(12px);
                flex-direction: column;
                padding: 16px 24px;
                gap: 4px;
                transform: translateY(-120%);
                opacity: 0;
                transition: var(--transition);
                border-bottom: 1px solid var(--border-color);
                box-shadow: var(--shadow);
                pointer-events: none;
            }
            .nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav a {
                width: 100%;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
            }
            .nav a.active::after {
                display: none;
            }
            .header-inner {
                padding: 0 16px;
            }
        }

        /* ===== Hero / 分类 Banner ===== */
        .category-hero {
            position: relative;
            padding: 100px 0 80px;
            background: linear-gradient(135deg, rgba(26, 26, 26, 0.92), rgba(42, 42, 42, 0.88)),
                url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            border-bottom: 2px solid rgba(184, 134, 11, 0.2);
            text-align: center;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 30% 40%, rgba(184, 134, 11, 0.10) 0%, transparent 70%);
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-hero h1 {
            font-size: 3rem;
            font-weight: 800;
            color: var(--text-light);
            margin-bottom: 16px;
            letter-spacing: 2px;
        }
        .category-hero h1 span {
            color: var(--primary-light);
        }
        .category-hero p {
            font-size: 1.15rem;
            color: var(--text-secondary);
            max-width: 700px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }
        .category-hero .hero-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
        }
        .category-hero .hero-tags a {
            padding: 8px 22px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(74, 64, 48, 0.5);
            transition: var(--transition);
            letter-spacing: 0.3px;
        }
        .category-hero .hero-tags a:hover {
            color: var(--text-light);
            background: rgba(184, 134, 11, 0.2);
            border-color: var(--primary);
            transform: translateY(-2px);
        }
        @media (max-width: 768px) {
            .category-hero {
                padding: 64px 0 48px;
            }
            .category-hero h1 {
                font-size: 2rem;
            }
            .category-hero p {
                font-size: 1rem;
            }
            .category-hero .hero-tags a {
                padding: 6px 16px;
                font-size: 0.8rem;
            }
        }

        /* ===== 指南流程图 ===== */
        .guide-steps {
            padding: var(--spacing-section) 0;
            background: var(--bg-section);
        }
        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-title h2 {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 12px;
        }
        .section-title h2 i {
            color: var(--primary-light);
            margin-right: 10px;
        }
        .section-title p {
            color: var(--text-muted);
            font-size: 1.05rem;
            max-width: 600px;
            margin: 0 auto;
        }
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 24px;
            position: relative;
        }
        .steps-grid::before {
            content: '';
            position: absolute;
            top: 48px;
            left: 10%;
            right: 10%;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), var(--primary-light), var(--primary));
            opacity: 0.25;
            z-index: 0;
        }
        .step-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 32px 20px 28px;
            text-align: center;
            border: 1px solid var(--border-color);
            transition: var(--transition);
            position: relative;
            z-index: 1;
        }
        .step-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(184, 134, 11, 0.3);
        }
        .step-card .step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            font-size: 1.2rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            box-shadow: 0 4px 16px rgba(184, 134, 11, 0.3);
        }
        .step-card h3 {
            font-size: 1.1rem;
            color: var(--text-light);
            margin-bottom: 10px;
        }
        .step-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        @media (max-width: 1024px) {
            .steps-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .steps-grid::before {
                display: none;
            }
        }
        @media (max-width: 768px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .section-title h2 {
                font-size: 1.6rem;
            }
            .step-card {
                padding: 24px 16px 20px;
            }
        }
        @media (max-width: 480px) {
            .steps-grid {
                grid-template-columns: 1fr;
                max-width: 360px;
                margin: 0 auto;
            }
        }

        /* ===== 分类文章列表 ===== */
        .topic-articles {
            padding: var(--spacing-section) 0;
            background: var(--bg-dark);
        }
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .article-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .article-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(184, 134, 11, 0.25);
        }
        .article-card .card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border-bottom: 1px solid var(--border-color);
        }
        .article-card .card-body {
            padding: 24px 22px 26px;
        }
        .article-card .card-tag {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--primary-light);
            background: rgba(184, 134, 11, 0.12);
            border: 1px solid rgba(184, 134, 11, 0.2);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .article-card h3 {
            font-size: 1.15rem;
            color: var(--text-light);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .article-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-card .card-meta {
            margin-top: 16px;
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-muted);
            border-top: 1px solid rgba(74, 64, 48, 0.3);
            padding-top: 14px;
        }
        .article-card .card-meta i {
            color: var(--primary-light);
            margin-right: 4px;
        }
        @media (max-width: 1024px) {
            .articles-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .articles-grid {
                grid-template-columns: 1fr;
                max-width: 520px;
                margin: 0 auto;
            }
            .article-card .card-img {
                height: 180px;
            }
        }

        /* ===== 常见问题 FAQ ===== */
        .faq-section {
            padding: var(--spacing-section) 0;
            background: var(--bg-section);
        }
        .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);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(184, 134, 11, 0.2);
        }
        .faq-question {
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-light);
            transition: var(--transition);
            background: transparent;
            width: 100%;
            text-align: left;
            gap: 16px;
        }
        .faq-question:hover {
            color: var(--primary-light);
        }
        .faq-question i {
            color: var(--primary-light);
            font-size: 1.1rem;
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-question .faq-icon {
            font-size: 0.9rem;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--primary-light);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 22px;
        }
        @media (max-width: 768px) {
            .faq-question {
                padding: 16px 18px;
                font-size: 0.95rem;
            }
            .faq-answer {
                padding: 0 18px;
                font-size: 0.9rem;
            }
            .faq-item.open .faq-answer {
                padding: 0 18px 18px;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 64px 0;
            background: linear-gradient(135deg, rgba(26, 26, 26, 0.95), rgba(42, 42, 42, 0.92)),
                url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            text-align: center;
            border-top: 1px solid rgba(184, 134, 11, 0.15);
            border-bottom: 1px solid rgba(184, 134, 11, 0.15);
        }
        .cta-section h2 {
            font-size: 2rem;
            color: var(--text-light);
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto 28px;
        }
        .cta-section .btn-group {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 36px;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            transition: var(--transition);
            cursor: pointer;
            letter-spacing: 0.5px;
            border: none;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #1a1a1a;
            box-shadow: 0 4px 20px rgba(184, 134, 11, 0.3);
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 32px rgba(184, 134, 11, 0.4);
        }
        .btn-outline {
            background: transparent;
            color: var(--text-light);
            border: 2px solid var(--border-color);
        }
        .btn-outline:hover {
            border-color: var(--primary-light);
            color: var(--primary-light);
            transform: translateY(-3px);
        }
        @media (max-width: 768px) {
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .btn {
                padding: 12px 28px;
                font-size: 0.9rem;
            }
        }

        /* ===== 页脚 ===== */
        .footer {
            background: #141414;
            border-top: 1px solid rgba(74, 64, 48, 0.4);
            padding: 56px 0 0;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 32px;
        }
        .footer-brand .logo {
            font-size: 1.4rem;
            margin-bottom: 16px;
            display: inline-flex;
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 380px;
        }
        .footer-col h4 {
            font-size: 1rem;
            color: var(--text-light);
            margin-bottom: 16px;
            font-weight: 600;
            letter-spacing: 0.5px;
        }
        .footer-col a {
            display: block;
            font-size: 0.9rem;
            color: var(--text-muted);
            padding: 5px 0;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--primary-light);
            padding-left: 4px;
        }
        .footer-col a i {
            margin-right: 8px;
            color: var(--primary-light);
            width: 16px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(74, 64, 48, 0.3);
            padding: 20px 0;
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-muted);
            letter-spacing: 0.3px;
        }
        @media (max-width: 768px) {
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 32px;
                text-align: center;
            }
            .footer-brand p {
                max-width: 100%;
            }
            .footer-col a {
                display: inline-block;
                margin: 0 10px 8px;
            }
            .footer-col h4 {
                margin-bottom: 12px;
            }
        }

        /* ===== 额外装饰与响应式微调 ===== */
        .text-accent {
            color: var(--primary-light);
        }
        .mb-1 {
            margin-bottom: 8px;
        }
        .mb-2 {
            margin-bottom: 16px;
        }
        .mb-3 {
            margin-bottom: 24px;
        }
        .mt-2 {
            margin-top: 16px;
        }
        .mt-3 {
            margin-top: 24px;
        }
        .text-center {
            text-align: center;
        }
        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 1.6rem;
                letter-spacing: 1px;
            }
            .category-hero p {
                font-size: 0.9rem;
            }
            .section-title h2 {
                font-size: 1.4rem;
            }
            .step-card h3 {
                font-size: 1rem;
            }
            .article-card .card-body {
                padding: 18px 16px 20px;
            }
            .article-card h3 {
                font-size: 1.05rem;
            }
        }

        /* 滚动条美化 */
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg-dark);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--border-color);
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--primary);
        }

        /* 选中高亮 */
        ::selection {
            background: rgba(184, 134, 11, 0.35);
            color: var(--text-light);
        }

/* roulang page: article */
/* ===== Design Variables ===== */
:root {
  --primary: #b8860b;
  --primary-dark: #8b6508;
  --primary-light: #daa520;
  --secondary: #2c2c2c;
  --accent: #d4a843;
  --bg-dark: #1a1a1a;
  --bg-darker: #111111;
  --bg-card: #222222;
  --bg-section: #1e1e1e;
  --text-light: #f0ece4;
  --text-muted: #a09888;
  --text-body: #d4cfc4;
  --border-color: #3a3528;
  --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 24px rgba(0,0,0,0.4);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.5);
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
  --font-serif: 'Georgia','Times New Roman',serif;
  --font-sans: -apple-system,BlinkMacSystemFont,'Segoe UI','Helvetica Neue',Arial,'Noto Sans SC',sans-serif;
  --max-width: 1200px;
  --content-width: 780px;
  --header-height: 72px;
}

/* ===== Reset & Base ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-sans);
  background:var(--bg-dark);
  color:var(--text-body);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--primary-light);text-decoration:none;transition:color var(--transition);}
a:hover{color:#f0d080;}
a:focus-visible{outline:2px solid var(--primary-light);outline-offset:2px;border-radius:2px;}
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{font-family:var(--font-serif);color:var(--text-light);line-height:1.3;font-weight:700;}
h1{font-size:2.4rem;}
h2{font-size:2rem;}
h3{font-size:1.4rem;}
h4{font-size:1.15rem;}
p{margin-bottom:1rem;}
.container{max-width:var(--max-width);margin:0 auto;padding:0 24px;}

/* ===== Header & Navigation ===== */
.header{
  position:sticky;top:0;z-index:1000;
  background:rgba(17,17,17,0.92);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border-color);
  height:var(--header-height);
  transition:background var(--transition);
}
.header-inner{
  max-width:var(--max-width);
  margin:0 auto;
  padding:0 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:100%;
}
.logo{
  font-family:var(--font-serif);
  font-size:1.6rem;
  font-weight:700;
  color:var(--primary-light);
  letter-spacing:2px;
  display:flex;
  align-items:center;
  gap:2px;
}
.logo span{color:var(--text-light);font-weight:400;}
.logo:hover{color:var(--primary-light);opacity:0.9;}
.nav{display:flex;align-items:center;gap:8px;}
.nav a{
  padding:8px 18px;
  border-radius:var(--radius-sm);
  color:var(--text-muted);
  font-size:0.92rem;
  font-weight:500;
  letter-spacing:0.5px;
  transition:all var(--transition);
  position:relative;
}
.nav a:hover{color:var(--text-light);background:rgba(255,255,255,0.05);}
.nav a.active{
  color:var(--primary-light);
  background:rgba(184,134,11,0.12);
}
.nav a.active::after{
  content:'';
  position:absolute;
  bottom:2px;left:50%;
  transform:translateX(-50%);
  width:20px;height:2px;
  background:var(--primary-light);
  border-radius:2px;
}
.nav-toggle{display:none;font-size:1.5rem;color:var(--text-light);padding:8px;}

/* ===== Breadcrumb ===== */
.breadcrumb{
  padding:20px 0 8px;
  font-size:0.85rem;
  color:var(--text-muted);
  max-width:var(--content-width);
  margin:0 auto 0 0;
}
.breadcrumb a{color:var(--text-muted);}
.breadcrumb a:hover{color:var(--primary-light);}
.breadcrumb span{margin:0 6px;color:var(--border-color);}
.breadcrumb .current{color:var(--text-body);}

/* ===== Article Hero ===== */
.article-hero{
  position:relative;
  min-height:320px;
  display:flex;
  align-items:flex-end;
  padding:60px 0 40px;
  margin-bottom:40px;
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:var(--bg-darker);
}
.article-hero-bg{
  position:absolute;
  inset:0;
  background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  opacity:0.25;
  z-index:0;
}
.article-hero-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(to top,rgba(17,17,17,0.95) 20%,rgba(17,17,17,0.3) 80%);
  z-index:1;
}
.article-hero .container{
  position:relative;
  z-index:2;
  width:100%;
}
.article-hero .breadcrumb{
  padding:0 0 16px;
  margin:0;
}
.article-hero .breadcrumb a,
.article-hero .breadcrumb span{color:rgba(255,255,255,0.6);}
.article-hero .breadcrumb .current{color:rgba(255,255,255,0.8);}
.article-hero h1{
  font-size:2.6rem;
  max-width:var(--content-width);
  margin-bottom:16px;
  text-shadow:0 2px 12px rgba(0,0,0,0.5);
}
.article-meta-hero{
  display:flex;
  flex-wrap:wrap;
  gap:16px 24px;
  align-items:center;
  font-size:0.92rem;
  color:rgba(255,255,255,0.7);
}
.article-meta-hero .category{
  display:inline-block;
  padding:4px 14px;
  border-radius:20px;
  background:var(--primary);
  color:#fff;
  font-size:0.82rem;
  font-weight:500;
}
.article-meta-hero i{margin-right:6px;color:var(--primary-light);}

/* ===== Article Main ===== */
.article-main{
  padding:0 0 60px;
}
.article-layout{
  display:grid;
  grid-template-columns:1fr 280px;
  gap:48px;
  align-items:start;
}
.article-body{
  max-width:var(--content-width);
}
.article-body .featured-image{
  border-radius:var(--radius-md);
  overflow:hidden;
  margin-bottom:32px;
  box-shadow:var(--shadow-md);
}
.article-body .featured-image img{
  width:100%;
  display:block;
}
.article-content{
  font-size:1.05rem;
  line-height:1.85;
  color:var(--text-body);
}
.article-content h2,
.article-content h3{
  margin-top:40px;
  margin-bottom:16px;
  color:var(--text-light);
}
.article-content p{
  margin-bottom:1.4rem;
}
.article-content ul,
.article-content ol{
  margin:0 0 1.4rem 1.8rem;
}
.article-content li{
  margin-bottom:8px;
  list-style:disc;
}
.article-content a{
  color:var(--primary-light);
  text-decoration:underline;
  text-underline-offset:3px;
}
.article-content blockquote{
  border-left:4px solid var(--primary);
  padding:16px 24px;
  margin:24px 0;
  background:rgba(184,134,11,0.06);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:var(--text-muted);
  font-style:italic;
}
.article-content img{
  border-radius:var(--radius-md);
  margin:24px auto;
  box-shadow:var(--shadow-sm);
}

/* ===== Article Tags & Share ===== */
.article-footer-bar{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:24px 0;
  margin-top:32px;
  border-top:1px solid var(--border-color);
  border-bottom:1px solid var(--border-color);
}
.article-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.article-tags .tag{
  display:inline-block;
  padding:4px 14px;
  border-radius:20px;
  background:var(--bg-card);
  color:var(--text-muted);
  font-size:0.82rem;
  border:1px solid var(--border-color);
  transition:all var(--transition);
}
.article-tags .tag:hover{
  background:var(--primary);
  color:#fff;
  border-color:var(--primary);
}
.article-share{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--text-muted);
  font-size:0.9rem;
}
.article-share a{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:36px;height:36px;
  border-radius:50%;
  background:var(--bg-card);
  color:var(--text-muted);
  border:1px solid var(--border-color);
  transition:all var(--transition);
}
.article-share a:hover{
  background:var(--primary);
  color:#fff;
  border-color:var(--primary);
}

/* ===== Article Navigation ===== */
.article-nav{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
  padding:32px 0;
  margin-top:8px;
}
.article-nav-item{
  padding:20px 24px;
  border-radius:var(--radius-md);
  background:var(--bg-card);
  border:1px solid var(--border-color);
  transition:all var(--transition);
}
.article-nav-item:hover{
  border-color:var(--primary);
  box-shadow:var(--shadow-sm);
  transform:translateY(-2px);
}
.article-nav-item .nav-label{
  font-size:0.82rem;
  color:var(--text-muted);
  margin-bottom:6px;
  display:flex;
  align-items:center;
  gap:6px;
}
.article-nav-item .nav-title{
  font-size:1rem;
  color:var(--text-light);
  font-weight:500;
  line-height:1.4;
}
.article-nav-item.next{text-align:right;}
.article-nav-item.next .nav-label{justify-content:flex-end;}

/* ===== Sidebar ===== */
.article-sidebar{
  display:flex;
  flex-direction:column;
  gap:32px;
}
.sidebar-card{
  background:var(--bg-card);
  border:1px solid var(--border-color);
  border-radius:var(--radius-md);
  padding:24px;
  transition:all var(--transition);
}
.sidebar-card h3{
  font-size:1.1rem;
  margin-bottom:16px;
  padding-bottom:12px;
  border-bottom:1px solid var(--border-color);
  display:flex;
  align-items:center;
  gap:8px;
}
.sidebar-card h3 i{color:var(--primary-light);}
.sidebar-list li{
  padding:10px 0;
  border-bottom:1px solid rgba(255,255,255,0.04);
}
.sidebar-list li:last-child{border-bottom:none;}
.sidebar-list a{
  color:var(--text-body);
  font-size:0.92rem;
  display:flex;
  align-items:flex-start;
  gap:8px;
  transition:color var(--transition);
}
.sidebar-list a:hover{color:var(--primary-light);}
.sidebar-list a i{color:var(--primary-light);font-size:0.7rem;margin-top:6px;flex-shrink:0;}
.sidebar-list .post-date{
  font-size:0.78rem;
  color:var(--text-muted);
  display:block;
  margin-top:2px;
}

/* ===== CTA Section ===== */
.cta-section{
  padding:60px 0;
  margin-top:20px;
  background:var(--bg-section);
  border-top:1px solid var(--border-color);
  border-bottom:1px solid var(--border-color);
}
.cta-inner{
  text-align:center;
  max-width:600px;
  margin:0 auto;
}
.cta-inner h2{
  font-size:1.8rem;
  margin-bottom:12px;
}
.cta-inner p{
  color:var(--text-muted);
  margin-bottom:24px;
  font-size:1.05rem;
}
.btn-group{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;}
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:12px 32px;
  border-radius:var(--radius-sm);
  font-weight:600;
  font-size:0.95rem;
  letter-spacing:0.5px;
  transition:all var(--transition);
  border:none;
  cursor:pointer;
}
.btn-primary{
  background:var(--primary);
  color:#fff;
}
.btn-primary:hover{
  background:var(--primary-dark);
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 8px 24px rgba(184,134,11,0.3);
}
.btn-outline{
  background:transparent;
  color:var(--text-light);
  border:1px solid var(--border-color);
}
.btn-outline:hover{
  border-color:var(--primary-light);
  color:var(--primary-light);
  transform:translateY(-2px);
}

/* ===== Footer ===== */
.footer{
  background:var(--bg-darker);
  border-top:1px solid var(--border-color);
  padding:60px 0 20px;
}
.footer-inner{
  display:grid;
  grid-template-columns:2fr 1fr 1fr;
  gap:48px;
  padding-bottom:32px;
  border-bottom:1px solid var(--border-color);
  margin-bottom:20px;
}
.footer-brand .logo{
  font-size:1.4rem;
  margin-bottom:12px;
  display:inline-block;
}
.footer-brand p{
  color:var(--text-muted);
  font-size:0.9rem;
  max-width:400px;
  margin-top:8px;
  line-height:1.7;
}
.footer-col h4{
  font-size:1rem;
  margin-bottom:16px;
  color:var(--text-light);
  font-family:var(--font-sans);
  font-weight:600;
}
.footer-col a{
  display:block;
  color:var(--text-muted);
  font-size:0.9rem;
  padding:5px 0;
  transition:color var(--transition);
}
.footer-col a:hover{color:var(--primary-light);}
.footer-col a i{width:20px;margin-right:4px;}
.footer-bottom{
  text-align:center;
  font-size:0.85rem;
  color:rgba(255,255,255,0.25);
  padding-top:16px;
}

/* ===== Not Found ===== */
.not-found{
  text-align:center;
  padding:80px 24px;
}
.not-found i{
  font-size:3.5rem;
  color:var(--text-muted);
  margin-bottom:20px;
  display:block;
}
.not-found h2{
  margin-bottom:12px;
}
.not-found p{
  color:var(--text-muted);
  margin-bottom:24px;
}
.not-found .btn{margin-top:8px;}

/* ===== Responsive ===== */
@media(max-width:1024px){
  .article-layout{grid-template-columns:1fr;gap:40px;}
  .article-sidebar{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
}
@media(max-width:768px){
  .header-inner{padding:0 16px;}
  .nav{display:none;position:absolute;top:var(--header-height);left:0;right:0;background:rgba(17,17,17,0.98);backdrop-filter:blur(12px);flex-direction:column;padding:16px 24px;gap:4px;border-bottom:1px solid var(--border-color);}
  .nav.open{display:flex;}
  .nav a{width:100%;padding:12px 16px;border-radius:var(--radius-sm);}
  .nav-toggle{display:block;}
  .article-hero{min-height:240px;padding:40px 0 28px;}
  .article-hero h1{font-size:1.8rem;}
  .article-meta-hero{font-size:0.85rem;gap:12px;}
  .article-content{font-size:0.98rem;}
  .article-nav{grid-template-columns:1fr;gap:16px;}
  .article-sidebar{grid-template-columns:1fr;}
  .footer-inner{grid-template-columns:1fr;gap:32px;text-align:center;}
  .footer-brand p{max-width:100%;}
  .cta-inner h2{font-size:1.4rem;}
  .article-hero-bg{opacity:0.15;}
}
@media(max-width:520px){
  .container{padding:0 16px;}
  .article-hero h1{font-size:1.5rem;}
  .article-meta-hero{flex-direction:column;align-items:flex-start;gap:8px;}
  .article-footer-bar{flex-direction:column;align-items:flex-start;}
  .article-hero{min-height:200px;padding:32px 0 24px;}
  .btn{padding:10px 24px;font-size:0.9rem;}
  .breadcrumb{font-size:0.78rem;}
}