/* roulang page: index */
/* ========== 设计变量 ========== */
:root {
  --primary: #b85c30;
  --primary-dark: #964a24;
  --primary-light: #d47b4a;
  --secondary: #2c5f4b;
  --secondary-light: #3f7a63;
  --ink: #2b2622;
  --muted: #7d7268;
  --bg: #f6f1e9;
  --surface: #fffdf8;
  --surface-code: #f0e8dc;
  --border: #ddd2c2;
  --border-dark: #c9bbaa;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 8px rgba(43,38,34,.06);
  --shadow-md: 0 12px 28px rgba(43,38,34,.09);
  --shadow-lg: 0 24px 48px rgba(43,38,34,.14);
  --space-section: 110px;
  --font-body: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-serif: "Songti SC", "Noto Serif SC", "Times New Roman", serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a { text-decoration: none; color: var(--secondary); transition: color .25s ease; }
a:hover { color: var(--primary); }

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

p { margin-bottom: 1rem; }

h1, h2, h3, h4, h5, h6 { margin-bottom: .6em; line-height: 1.3; color: var(--ink); }

/* ========== 通用容器与按钮 ========== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

.btn-solid {
  display: inline-block;
  padding: 14px 34px;
  background: var(--primary);
  color: #fff;
  border: 2px solid var(--primary-dark);
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .04em;
  box-shadow: 0 4px 0 var(--primary-dark), 0 10px 20px rgba(184,92,48,.18);
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
  cursor: pointer;
}
.btn-solid:hover {
  background: var(--primary-light);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 0 var(--primary-dark), 0 16px 28px rgba(184,92,48,.22);
}
.btn-solid:active { transform: translateY(2px); box-shadow: 0 1px 0 var(--primary-dark); }

.btn-ghost {
  display: inline-block;
  padding: 14px 34px;
  background: rgba(255,255,255,.12);
  color: #fff;
  border: 2px solid rgba(255,255,255,.7);
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 500;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all .25s ease;
  cursor: pointer;
}
.btn-ghost:hover { background: rgba(255,255,255,.25); color: #fff; transform: translateY(-2px); }

.btn-outline {
  display: inline-block;
  padding: 12px 28px;
  background: transparent;
  color: var(--secondary);
  border: 2px solid var(--secondary);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 14px;
  transition: all .25s ease;
  cursor: pointer;
}
.btn-outline:hover {
  background: var(--secondary);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(44,95,75,.22);
}

/* ========== 板块通用 ========== */
.section { padding: var(--space-section) 0; }
.section-alt { background: #fbf7f0; }

.section-head {
  text-align: center;
  margin-bottom: 50px;
}
.section-kicker {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--primary);
  text-transform: uppercase;
  background: rgba(184,92,48,.08);
  padding: 6px 18px;
  border-radius: 30px;
  margin-bottom: 14px;
}
.section-title {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 12px;
}
.section-sub {
  color: var(--muted);
  font-size: 16px;
  max-width: 640px;
  margin: 0 auto;
}

/* ========== 导航 ========== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(60,48,38,.55);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255,255,255,.14);
  box-shadow: 0 4px 24px rgba(20,15,10,.08);
  transition: background .35s ease, box-shadow .35s ease, border-color .35s ease;
}
.site-header.scrolled {
  background: rgba(50,40,32,.92);
  box-shadow: 0 6px 30px rgba(20,15,10,.16);
  border-bottom-color: rgba(255,255,255,.08);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
}

.nav-brand {
  font-family: var(--font-serif);
  font-size: 23px;
  font-weight: 900;
  color: #fff;
  letter-spacing: .06em;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: color .3s ease;
}
.nav-brand:hover { color: #f3d7b8; }
.nav-brand i {
  font-size: 18px;
  color: #f3d7b8;
  background: rgba(255,255,255,.12);
  width: 42px; height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.2);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-link {
  color: rgba(255,255,255,.82);
  font-size: 15px;
  font-weight: 500;
  padding: 9px 18px;
  border-radius: 10px;
  transition: all .3s ease;
  position: relative;
}
.nav-link:hover { color: #fff; background: rgba(255,255,255,.1); }
.nav-link.active {
  color: #fff;
  background: rgba(255,255,255,.15);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.2);
}
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 3px; left: 50%;
  transform: translateX(-50%);
  width: 20px; height: 3px;
  border-radius: 3px;
  background: #f3b37b;
}

.nav-toggle {
  display: none;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.25);
  color: #fff;
  width: 44px; height: 44px;
  border-radius: 12px;
  font-size: 18px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: background .3s ease;
}
.nav-toggle:hover { background: rgba(255,255,255,.2); }

/* ========== Hero ========== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  padding: 140px 24px 100px;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(38,28,22,.88) 0%, rgba(58,42,30,.78) 45%, rgba(32,50,42,.88) 100%);
  z-index: 1;
}
.hero::after {
  content: '';
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 24px;
  z-index: 2;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .14em;
  color: #f3d7b8;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 40px;
  padding: 7px 22px;
  margin-bottom: 24px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.hero-badge i { font-size: 12px; color: #f3b37b; }

.hero h1 {
  font-family: var(--font-serif);
  font-size: 68px;
  font-weight: 900;
  color: #fff;
  letter-spacing: .1em;
  margin-bottom: 16px;
  text-shadow: 0 4px 30px rgba(0,0,0,.3);
}
.hero-tagline {
  font-size: 18px;
  color: rgba(255,255,255,.85);
  letter-spacing: .08em;
  margin-bottom: 20px;
  font-weight: 300;
}
.hero-desc {
  font-size: 15px;
  color: rgba(255,255,255,.7);
  max-width: 520px;
  margin: 0 auto 40px;
  line-height: 1.8;
}
.hero-actions {
  display: flex;
  gap: 18px;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-scroll {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  color: rgba(255,255,255,.6);
  font-size: 22px;
  animation: floatDown 2s ease-in-out infinite;
}
@keyframes floatDown {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

/* ========== 简介区 ========== */
.intro-section {
  padding: var(--space-section) 0;
  background: var(--bg);
  position: relative;
}
.intro-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 60px;
  align-items: center;
}
.intro-text h2 {
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 800;
  margin-bottom: 20px;
  line-height: 1.3;
}
.intro-text h2 span {
  color: var(--primary);
}
.intro-text p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
  margin-bottom: 18px;
}
.intro-list {
  margin-top: 24px;
  display: grid;
  gap: 14px;
}
.intro-list li {
  list-style: none;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  color: var(--ink);
}
.intro-list li i {
  color: var(--primary);
  font-size: 18px;
  flex-shrink: 0;
  margin-top: 3px;
}
.intro-visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 2px solid var(--border);
  box-shadow: var(--shadow-lg);
  position: relative;
  background: var(--surface);
}
.intro-visual::after {
  content: '';
  position: absolute;
  inset: 12px;
  border: 1px solid rgba(255,255,255,.4);
  border-radius: calc(var(--radius-lg) - 10px);
  pointer-events: none;
}
.intro-visual img {
  width: 100%;
  height: 320px;
  object-fit: cover;
}
.intro-visual-caption {
  padding: 16px 24px;
  background: var(--surface);
  font-size: 13px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.intro-visual-caption i { color: var(--primary); }

/* ========== 分类入口 ========== */
.categories-section {
  padding: var(--space-section) 0;
  background: #fbf7f0;
}
.cat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}
.cat-card {
  position: relative;
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 2px solid var(--border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
  display: flex;
  flex-direction: column;
}
.cat-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-dark);
}
.cat-card-image {
  position: relative;
  height: 260px;
  overflow: hidden;
}
.cat-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.cat-card:hover .cat-card-image img { transform: scale(1.04); }
.cat-card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(30,22,20,.65));
}
.cat-card-tag {
  position: absolute;
  top: 16px; left: 16px;
  z-index: 2;
  background: rgba(255,255,255,.92);
  color: var(--secondary);
  font-size: 12px;
  font-weight: 700;
  padding: 5px 16px;
  border-radius: 40px;
  box-shadow: var(--shadow-sm);
}
.cat-card-body {
  padding: 30px 30px 26px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.cat-card-body h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 10px;
}
.cat-card-body p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
  flex: 1;
}
.cat-card-meta {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.cat-card-meta span {
  font-size: 13px;
  color: var(--muted);
}
.cat-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-weight: 700;
  font-size: 14px;
  transition: gap .25s ease;
}
.cat-card-link:hover { gap: 12px; color: var(--primary-dark); }

/* ========== 最新资讯 ========== */
.latest-section {
  padding: var(--space-section) 0;
  background: var(--bg);
}
.post-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.post-card {
  background: var(--surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  padding: 28px;
  display: flex;
  flex-direction: column;
  transition: transform .3s ease, box-shadow .3s ease;
  position: relative;
  overflow: hidden;
}
.post-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 0;
  background: var(--primary);
  transition: height .35s ease;
}
.post-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}
.post-card:hover::before { height: 100%; }
.post-cat {
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  background: rgba(184,92,48,.08);
  display: inline-block;
  padding: 4px 14px;
  border-radius: 20px;
  align-self: flex-start;
  margin-bottom: 14px;
}
.post-card h3 {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 10px;
}
.post-card h3 a {
  color: var(--ink);
}
.post-card h3 a:hover { color: var(--primary); }
.post-card-excerpt {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 16px;
}
.post-card-footer {
  border-top: 1px solid var(--border);
  padding-top: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--muted);
}
.post-card-footer .post-link {
  color: var(--secondary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.post-card-footer .post-link:hover { color: var(--primary); gap: 9px; }
.post-card-footer time i { margin-right: 4px; color: var(--primary); }

.empty-state {
  background: var(--surface);
  border: 2px dashed var(--border-dark);
  border-radius: var(--radius-md);
  text-align: center;
  padding: 60px 20px;
  color: var(--muted);
  font-size: 16px;
}
.empty-state i {
  font-size: 36px;
  color: var(--border-dark);
  margin-bottom: 14px;
  display: block;
}

/* ========== 数据统计区 ========== */
.stats-section {
  padding: 90px 0;
  background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  position: relative;
}
.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(36,44,38,.94);
}
.stats-inner {
  position: relative;
  z-index: 1;
  text-align: center;
}
.stats-title {
  color: #fff;
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 800;
  margin-bottom: 10px;
}
.stats-sub {
  color: rgba(255,255,255,.7);
  font-size: 15px;
  margin-bottom: 50px;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}
.stat-item {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius-md);
  padding: 38px 20px;
  transition: background .3s ease, transform .3s ease;
}
.stat-item:hover {
  background: rgba(255,255,255,.1);
  transform: translateY(-6px);
}
.stat-number {
  font-family: var(--font-serif);
  font-size: 42px;
  font-weight: 900;
  color: #f3b37b;
  margin-bottom: 6px;
}
.stat-label {
  color: rgba(255,255,255,.8);
  font-size: 14px;
  letter-spacing: .06em;
}
.stat-item i.stat-icon {
  font-size: 24px;
  color: rgba(255,255,255,.6);
  margin-bottom: 14px;
  display: block;
}

/* ========== 内容特点 ========== */
.features-section {
  padding: var(--space-section) 0;
  background: #fbf7f0;
}
.feat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
}
.feat-card {
  background: var(--surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  padding: 32px 24px;
  text-align: center;
  transition: all .3s ease;
  position: relative;
}
.feat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(184,92,48,.4);
}
.feat-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 18px;
  background: linear-gradient(135deg, rgba(184,92,48,.12), rgba(44,95,75,.1));
  border: 1px solid rgba(184,92,48,.2);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  color: var(--primary);
  transition: transform .3s ease;
}
.feat-card:hover .feat-icon { transform: rotate(-6deg) scale(1.05); }
.feat-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
}
.feat-card p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
  margin-bottom: 0;
}

/* ========== 流程区 ========== */
.process-section {
  padding: var(--space-section) 0;
  background: var(--bg);
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  counter-reset: process;
}
.process-item {
  position: relative;
  text-align: center;
  padding: 40px 24px 28px;
}
.process-item::before {
  counter-increment: process;
  content: counter(process, decimal-leading-zero);
  font-family: var(--font-serif);
  font-size: 56px;
  font-weight: 900;
  color: rgba(184,92,48,.16);
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  line-height: 1;
  z-index: 0;
}
.process-num-wrap {
  width: 88px;
  height: 88px;
  margin: 0 auto 24px;
  background: var(--surface);
  border: 2px solid var(--secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 0 rgba(44,95,75,.15);
  position: relative;
  z-index: 1;
}
.process-num-wrap i {
  font-size: 28px;
  color: var(--secondary);
}
.process-item h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  position: relative;
  z-index: 1;
}
.process-item p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
  position: relative;
  z-index: 1;
}

/* ========== FAQ ========== */
.faq-section {
  padding: var(--space-section) 0;
  background: #fbf7f0;
}
.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
}
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
  transition: box-shadow .3s ease;
}
.faq-item:hover {
  box-shadow: var(--shadow-sm);
  border-color: var(--border-dark);
}
.faq-question {
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  padding: 22px 28px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  transition: background .3s ease;
}
.faq-question:hover { background: rgba(184,92,48,.04); }
.faq-question::after {
  content: '+';
  font-size: 24px;
  font-weight: 400;
  color: var(--primary);
  flex-shrink: 0;
  transition: transform .3s ease;
}
.faq-item.open .faq-question::after {
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease;
}
.faq-answer-inner {
  padding: 0 28px 22px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
  border-top: 1px solid var(--border);
  margin: 0 28px 0;
  padding-top: 16px;
  padding-left: 0;
  padding-right: 0;
}

/* ========== CTA ========== */
.cta-section {
  padding: 100px 0;
  background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
  position: relative;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(40,30,24,.92), rgba(44,95,75,.88));
}
.cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}
.cta-inner h2 {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}
.cta-inner p {
  color: rgba(255,255,255,.8);
  font-size: 16px;
  margin-bottom: 36px;
}
.cta-actions {
  display: flex;
  gap: 18px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ========== 页脚 ========== */
.site-footer {
  background: #241d18;
  color: rgba(255,255,255,.7);
  padding: 60px 0 24px;
}
.footer-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand-text {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 900;
  color: #fff;
  margin-bottom: 10px;
}
.footer-desc {
  font-size: 14px;
  max-width: 340px;
  line-height: 1.8;
  color: rgba(255,255,255,.55);
}
.footer-links-title {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}
.footer-links {
  display: grid;
  gap: 10px;
}
.footer-links a {
  color: rgba(255,255,255,.6);
  font-size: 14px;
  transition: color .3s ease, padding-left .3s ease;
}
.footer-links a:hover { color: #f3b37b; padding-left: 6px; }
.footer-bottom {
  padding-top: 24px;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,.35);
}
.footer-bottom a { color: rgba(255,255,255,.4); }
.footer-bottom a:hover { color: #f3b37b; }

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  :root { --space-section: 80px; }
  .hero h1 { font-size: 52px; }
  .post-grid { grid-template-columns: repeat(2, 1fr); }
  .feat-grid { grid-template-columns: repeat(2, 1fr); }
  .intro-grid { gap: 40px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: fixed;
    top: 78px;
    right: 0;
    width: 260px;
    background: rgba(45,36,30,.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    border-radius: 0 0 0 20px;
    border-left: 1px solid rgba(255,255,255,.1);
    transform: translateX(100%);
    opacity: 0;
    pointer-events: none;
    transition: transform .4s ease, opacity .3s ease;
    gap: 4px;
  }
  .main-nav.open {
    transform: translateX(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-link {
    padding: 14px 18px;
    color: rgba(255,255,255,.85);
  }
  .hero { padding: 120px 20px 80px; }
  .hero h1 { font-size: 40px; }
  .hero-tagline { font-size: 16px; }
  .intro-grid { grid-template-columns: 1fr; }
  .cat-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; gap: 30px; }
  .section-title { font-size: 30px; }
}

@media (max-width: 520px) {
  .hero h1 { font-size: 32px; }
  .hero-badge { font-size: 11px; padding: 6px 16px; }
  .stats-grid { grid-template-columns: 1fr; }
  .feat-grid { grid-template-columns: 1fr; }
  .post-grid { grid-template-columns: 1fr; }
  .btn-solid, .btn-ghost, .btn-outline { padding: 12px 24px; font-size: 14px; }
  .site-header .nav-brand { font-size: 19px; }
  .nav-brand i { width: 36px; height: 36px; font-size: 16px; }
  .section-title { font-size: 26px; }
  .cta-inner h2 { font-size: 28px; }
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
:root {
  --primary: #2c5f4a;
  --primary-dark: #1f4636;
  --primary-light: #3d7a60;
  --accent: #b85c38;
  --accent-dark: #98472a;
  --accent-soft: rgba(184, 92, 56, .12);
  --bg: #f5efe4;
  --bg-deep: #eae0cf;
  --bg-card: #fffdf8;
  --dark: #242422;
  --text: #322d27;
  --text-weak: #6f675a;
  --border: rgba(44, 95, 74, .18);
  --border-strong: rgba(44, 95, 74, .42);
  --series: rgba(255, 253, 248, .92);
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 8px 30px rgba(36, 36, 34, .08);
  --shadow-lg: 0 18px 48px rgba(36, 36, 34, .13);
  --font-head: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  --font-body: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --space-section: 96px;
}
/* ===== 基础 Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: all .25s ease; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }
input, textarea { font-family: inherit; }
:focus-visible {
  outline: 3px solid rgba(184, 92, 56, .5);
  outline-offset: 2px;
}
/* ===== 容器与布局 ===== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}
.grid-container { max-width: 1200px; }
.section { padding: var(--space-section) 0; }
.section-tight { padding: 72px 0; }
.section-alt { background: var(--bg-deep); }
.section-header {
  max-width: 720px;
  margin: 0 auto 52px;
  text-align: center;
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(184, 92, 56, .28);
  padding: 6px 18px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-head);
  font-size: clamp(26px, 4vw, 36px);
  font-weight: 800;
  color: var(--dark);
  line-height: 1.3;
  margin-bottom: 12px;
}
.section-sub {
  color: var(--text-weak);
  font-size: 16px;
  line-height: 1.8;
}
/* ===== 顶部导航：透明玻璃沉浸式 ===== */
.site-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(245, 239, 228, .68);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid rgba(44, 95, 74, .14);
  transition: background .35s ease, box-shadow .35s ease, border-color .35s ease;
}
.site-header.scrolled {
  position: fixed;
  background: rgba(245, 239, 228, .93);
  box-shadow: 0 8px 32px rgba(36, 36, 34, .09);
  border-bottom-color: rgba(44, 95, 74, .2);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-head);
  font-size: 21px;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: .02em;
  white-space: nowrap;
}
.nav-brand i {
  color: var(--accent);
  font-size: 20px;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-link {
  position: relative;
  padding: 8px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  border-radius: 999px;
  transition: all .25s ease;
}
.nav-link:hover {
  color: var(--primary);
  background: rgba(44, 95, 74, .08);
}
.nav-link.active {
  color: #fffdf8;
  background: var(--primary);
  box-shadow: 0 4px 14px rgba(44, 95, 74, .35);
}
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -2px;
  width: 20px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
  transform: translateX(-50%);
}
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(44, 95, 74, .1);
  color: var(--primary);
  font-size: 20px;
  transition: background .25s;
}
.nav-toggle:hover { background: rgba(44, 95, 74, .18); }
/* ===== 页面 Hero ===== */
.page-hero {
  position: relative;
  padding: 170px 0 90px;
  background: linear-gradient(120deg, rgba(36, 36, 34, .78) 0%, rgba(44, 95, 74, .64) 100%), url('/assets/images/backpic/back-2.png') center / cover no-repeat;
  color: #f5efe4;
  border-bottom: 4px double rgba(245, 239, 228, .32);
  text-align: center;
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 80px;
  background: linear-gradient(180deg, transparent, var(--bg));
  pointer-events: none;
}
.hero-crumb {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
  color: rgba(245, 239, 228, .8);
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(245, 239, 228, .18);
  padding: 7px 18px;
  border-radius: 999px;
  margin-bottom: 22px;
  backdrop-filter: blur(6px);
}
.hero-crumb a:hover { color: #fff; }
.hero-title {
  font-family: var(--font-head);
  font-size: clamp(36px, 6vw, 56px);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: .02em;
  margin-bottom: 16px;
  text-shadow: 0 4px 24px rgba(0, 0, 0, .3);
}
.hero-sub {
  max-width: 620px;
  margin: 0 auto;
  font-size: 17px;
  line-height: 1.9;
  color: rgba(245, 239, 228, .9);
}
/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 700;
  padding: 13px 30px;
  border-radius: 999px;
  border: 2px solid transparent;
  transition: all .25s ease;
  line-height: 1.4;
}
.btn-primary {
  background: var(--primary);
  color: #fffdf8;
  box-shadow: 4px 4px 0 rgba(36, 36, 34, .14);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 rgba(36, 36, 34, .18);
  color: #fff;
}
.btn-accent {
  background: var(--accent);
  color: #fffdf8;
  box-shadow: 4px 4px 0 rgba(36, 36, 34, .14);
}
.btn-accent:hover {
  background: var(--accent-dark);
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 rgba(36, 36, 34, .18);
  color: #fff;
}
.btn-outline-light {
  background: transparent;
  border-color: rgba(245, 239, 228, .6);
  color: #f5efe4;
}
.btn-outline-light:hover {
  background: rgba(245, 239, 228, .12);
  border-color: #f5efe4;
  color: #fff;
}
/* ===== 分类简介 ===== */
.about-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  align-items: center;
}
.about-text {
  flex: 1 1 48%;
  min-width: 280px;
}
.about-text h2 {
  font-family: var(--font-head);
  font-size: 30px;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 18px;
  position: relative;
  padding-left: 18px;
}
.about-text h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 6px;
  border-radius: 4px;
  background: var(--accent);
}
.about-text p {
  color: var(--text-weak);
  font-size: 16px;
  line-height: 1.9;
  margin-bottom: 16px;
}
.about-stats {
  flex: 1 1 40%;
  min-width: 280px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.stat-block {
  background: var(--bg-card);
  border: 3px double rgba(44, 95, 74, .3);
  border-radius: var(--radius);
  padding: 28px 12px 22px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform .25s, box-shadow .25s;
}
.stat-block:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.stat-number {
  font-family: var(--font-head);
  font-size: 40px;
  font-weight: 900;
  color: var(--primary);
  line-height: 1.2;
  display: block;
}
.stat-label {
  font-size: 14px;
  color: var(--text-weak);
  margin-top: 6px;
  display: block;
}
/* ===== 文章日志卡片 ===== */
.news-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .3s ease, box-shadow .3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.news-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}
.news-card-cover {
  position: relative;
  height: 190px;
  overflow: hidden;
  background: var(--bg-deep);
}
.news-card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.news-card:hover .news-card-cover img { transform: scale(1.05); }
.news-card-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(36, 36, 34, .45));
}
.news-card-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  color: #fff;
  background: rgba(184, 92, 56, .92);
  padding: 5px 14px;
  border-radius: 999px;
  backdrop-filter: blur(4px);
}
.news-card-body {
  padding: 24px 22px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.news-card-title {
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 800;
  color: var(--dark);
  line-height: 1.5;
  margin-bottom: 10px;
}
.news-card-title a:hover { color: var(--primary); }
.news-card-excerpt {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.8;
  margin-bottom: 16px;
  flex: 1;
}
.news-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px dashed var(--border-strong);
  font-size: 13px;
  color: var(--text-weak);
}
.news-card-meta .tag {
  display: inline-block;
  background: rgba(44, 95, 74, .08);
  color: var(--primary);
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 999px;
  font-size: 12px;
}
/* ===== 热门专题卡片 ===== */
.topic-card {
  position: relative;
  height: 100%;
  min-height: 250px;
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding: 26px;
  color: #fff;
  background-size: cover;
  background-position: center;
  border: 1px solid rgba(255, 255, 255, .18);
  box-shadow: var(--shadow);
  transition: transform .3s ease, box-shadow .3s ease;
}
.topic-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}
.topic-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(36, 36, 34, .02) 40%, rgba(36, 36, 34, .78) 100%);
  transition: background .3s;
}
.topic-card:hover::before {
  background: linear-gradient(180deg, rgba(36, 36, 34, .02) 30%, rgba(36, 36, 34, .84) 100%);
}
.topic-card-content {
  position: relative;
  z-index: 2;
}
.topic-card-cat {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: #f5efe4;
  background: rgba(36, 36, 34, .4);
  border: 1px solid rgba(255, 255, 255, .3);
  padding: 4px 14px;
  border-radius: 999px;
  margin-bottom: 12px;
  backdrop-filter: blur(4px);
}
.topic-card-title {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 800;
  line-height: 1.4;
  text-shadow: 0 2px 14px rgba(0, 0, 0, .4);
}
.topic-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: #f5efe4;
  margin-top: 12px;
  border-bottom: 1px solid rgba(245, 239, 228, .5);
  padding-bottom: 2px;
}
.topic-card-link:hover { border-bottom-color: #fff; color: #fff; }
/* ===== 赛程时间线 ===== */
.timeline {
  max-width: 780px;
  margin: 0 auto;
}
.timeline-item {
  position: relative;
  display: flex;
  gap: 26px;
  padding-bottom: 44px;
  border-left: 3px double rgba(44, 95, 74, .28);
  margin-left: 9px;
  padding-left: 36px;
}
.timeline-item:last-child {
  border-left-color: transparent;
  padding-bottom: 0;
}
.timeline-item::before {
  content: "";
  position: absolute;
  left: -10px;
  top: 4px;
  width: 15px;
  height: 15px;
  background: var(--accent);
  border-radius: 50%;
  border: 3px solid var(--bg);
  box-shadow: 0 0 0 2px var(--accent);
}
.timeline-time {
  flex: 0 0 130px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 17px;
  color: var(--primary);
  padding-top: 2px;
}
.timeline-content {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  box-shadow: var(--shadow);
  transition: transform .25s, box-shadow .25s;
}
.timeline-content:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-lg);
}
.timeline-content h4 {
  font-size: 18px;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 4px;
}
.timeline-content p {
  font-size: 14px;
  color: var(--text-weak);
  margin-top: 6px;
}
.timeline-content .badge {
  display: inline-block;
  background: rgba(44, 95, 74, .09);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 999px;
  margin-top: 10px;
}
/* ===== FAQ ===== */
.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
}
.custom-accordion {
  margin: 0;
  border-radius: var(--radius);
}
.custom-accordion .accordion-item {
  background: var(--bg-card);
  border: 1px solid var(--border) !important;
  border-radius: var(--radius-sm) !important;
  margin-bottom: 16px;
  overflow: hidden;
  transition: box-shadow .25s;
}
.custom-accordion .accordion-item:hover {
  box-shadow: var(--shadow);
}
.custom-accordion .accordion-title {
  display: flex;
  align-items: center;
  font-size: 16px;
  font-weight: 700;
  color: var(--dark);
  background: transparent;
  padding: 20px 24px;
  border-bottom: 1px solid transparent;
}
.custom-accordion .accordion-title::before {
  content: "\f067";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 14px;
  margin-right: 14px;
  color: var(--accent);
  width: 18px;
  text-align: center;
  transition: transform .25s;
}
.custom-accordion .accordion-item.is-active > .accordion-title {
  border-bottom: 1px solid var(--border);
  background: rgba(44, 95, 74, .03);
}
.custom-accordion .accordion-item.is-active > .accordion-title::before {
  content: "\f068";
  transform: rotate(180deg);
}
.custom-accordion .accordion-content {
  background: #faf7f0;
  color: var(--text-weak);
  font-size: 15px;
  line-height: 1.85;
  padding: 20px 24px;
  border-bottom: none !important;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}
/* ===== CTA 区域 ===== */
.cta-section {
  position: relative;
  padding: 90px 0;
  background: linear-gradient(110deg, var(--primary-dark) 0%, var(--primary) 55%, #3a6e58 100%);
  border-top: 4px double rgba(245, 239, 228, .28);
  border-bottom: 4px double rgba(245, 239, 228, .28);
  text-align: center;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-3.png') center / cover no-repeat;
  opacity: .08;
  pointer-events: none;
}
.cta-title {
  font-family: var(--font-head);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 900;
  color: #fffdf8;
  line-height: 1.35;
  margin-bottom: 14px;
  position: relative;
}
.cta-sub {
  max-width: 520px;
  margin: 0 auto 32px;
  color: rgba(255, 253, 248, .85);
  font-size: 16px;
  line-height: 1.8;
  position: relative;
}
.cta-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  position: relative;
}
/* ===== 页脚 ===== */
.site-footer {
  background: #242221;
  color: rgba(245, 239, 228, .72);
  padding: 68px 0 30px;
}
.footer-top {
  display: flex;
  flex-wrap: wrap;
  gap: 36px;
  justify-content: space-between;
  padding-bottom: 42px;
  border-bottom: 1px solid rgba(245, 239, 228, .12);
}
.footer-top > div { flex: 1 1 220px; }
.footer-brand-text {
  font-family: var(--font-head);
  font-size: 24px;
  font-weight: 900;
  color: #f5efe4;
  margin-bottom: 12px;
}
.footer-desc {
  font-size: 14px;
  line-height: 1.8;
  max-width: 320px;
}
.footer-links-title {
  font-size: 15px;
  font-weight: 700;
  color: #f5efe4;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 8px;
}
.footer-links-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 3px;
  border-radius: 2px;
  background: var(--accent);
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 14px;
  color: rgba(245, 239, 228, .65);
}
.footer-links a:hover {
  color: #fff;
  padding-left: 4px;
}
.footer-bottom {
  text-align: center;
  padding-top: 30px;
  font-size: 13px;
  color: rgba(245, 239, 228, .45);
  letter-spacing: .04em;
}
/* ===== 响应式断点 ===== */
@media (max-width: 1024px) {
  :root { --space-section: 84px; }
  .about-stats { grid-template-columns: repeat(3, 1fr); }
  .topic-card { min-height: 220px; padding: 20px; }
}
@media (max-width: 768px) {
  :root { --space-section: 72px; }
  .nav-toggle { display: inline-flex; }
  .main-nav {
    position: absolute;
    top: calc(100% + 10px);
    left: 16px;
    right: 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: var(--shadow-lg);
    padding: 14px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }
  .main-nav.open { display: flex; }
  .nav-link {
    padding: 12px 16px;
    border-radius: 10px;
    text-align: center;
  }
  .nav-link.active::after { display: none; }
  .page-hero { padding: 140px 0 72px; }
  .hero-crumb { font-size: 13px; }
  .about-wrap { gap: 32px; }
  .about-stats { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .stat-number { font-size: 32px; }
  .timeline-item { flex-direction: column; gap: 10px; padding-bottom: 36px; }
  .timeline-time { flex: none; }
  .cta-actions { flex-direction: column; align-items: center; }
  .footer-top { gap: 28px; }
}
@media (max-width: 520px) {
  :root { --space-section: 60px; }
  .site-header.scrolled .nav-inner { height: 66px; }
  .nav-inner { height: 68px; }
  .nav-brand { font-size: 18px; }
  .about-stats { grid-template-columns: 1fr; gap: 12px; }
  .stat-block { padding: 22px 12px 18px; }
  .stat-number { font-size: 36px; }
  .section-title { font-size: 26px; }
  .section-sub { font-size: 15px; }
  .news-card-cover { height: 160px; }
  .topic-card { min-height: 190px; padding: 16px; }
  .topic-card-title { font-size: 18px; }
  .timeline-item { padding-left: 28px; margin-left: 6px; }
  .timeline-time { font-size: 15px; }
  .timeline-content { padding: 16px 18px; }
  .custom-accordion .accordion-title { font-size: 15px; padding: 16px 18px; }
  .custom-accordion .accordion-content { padding: 16px 18px; font-size: 14px; }
  .cta-section { padding: 64px 0; }
  .btn { width: 100%; padding: 14px 20px; }
  .footer-bottom { font-size: 12px; }
}

/* roulang page: article */
:root {
  --primary: #b71c3a;
  --primary-dark: #8d1428;
  --accent: #e8a13a;
  --dark-bg: #1b1b1f;
  --light-bg: #f6f4ef;
  --text-main: #20242c;
  --text-weak: #6c7280;
  --border-elegant: #e3dcd0;
  --card-bg: #ffffff;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-soft: 0 10px 32px rgba(0, 0, 0, 0.06);
  --shadow-hover: 0 20px 44px rgba(0, 0, 0, 0.09);
  --transition: 0.3s ease;
  --nav-height: 76px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--light-bg);
  color: var(--text-main);
  line-height: 1.7;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}

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

button,
input {
  font-family: inherit;
  border: none;
  background: none;
}

.container {
  max-width: 1220px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ========= Header 透明玻璃沉浸导航 ========= */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: rgba(27, 27, 31, 0.55);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  transition: background 0.4s ease, box-shadow 0.4s ease;
}

.site-header.scrolled {
  background: rgba(27, 27, 31, 0.92);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.25);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
}

.nav-brand {
  font-size: 1.38rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.4px;
  display: flex;
  align-items: center;
  gap: 9px;
  transition: opacity 0.25s;
}

.nav-brand i {
  color: var(--accent);
  font-size: 1.2rem;
}
.nav-brand:hover { opacity: 0.88; }

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

.nav-link {
  color: rgba(255, 255, 255, 0.85);
  font-size: 15px;
  font-weight: 500;
  padding: 8px 18px;
  border-radius: 999px;
  transition: all 0.3s;
  letter-spacing: 0.2px;
}

.nav-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-1px);
}

.nav-link.active {
  color: #fff;
  background: rgba(255, 255, 255, 0.16);
  font-weight: 600;
}

.nav-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  color: #fff;
  font-size: 1.2rem;
  background: rgba(255, 255, 255, 0.1);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.3s;
}

.nav-toggle:hover {
  background: rgba(255, 255, 255, 0.18);
}

/* ========= Hero 文章头部 ========= */
.article-hero {
  position: relative;
  min-height: 430px;
  display: flex;
  align-items: center;
  padding: 150px 0 120px;
  background:
    linear-gradient(115deg, rgba(25, 25, 30, 0.92) 0%, rgba(88, 18, 34, 0.78) 60%, rgba(20, 20, 25, 0.7) 100%),
    url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.article-hero-inner {
  max-width: 820px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.68);
  margin-bottom: 20px;
  letter-spacing: 0.4px;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.85);
  transition: color 0.3s;
}
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb i {
  font-size: 12px;
  opacity: 0.5;
}

.article-hero-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.3;
  color: #fff;
  letter-spacing: 0.6px;
  margin-bottom: 22px;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.2);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  color: rgba(255, 255, 255, 0.75);
  font-size: 14px;
  align-items: center;
}

.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.article-meta i {
  color: var(--accent);
  font-size: 0.95rem;
}

.article-category-badge {
  display: inline-block;
  background: rgba(232, 161, 58, 0.18);
  border: 1px solid rgba(232, 161, 58, 0.45);
  color: var(--accent);
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
}

/* ========= 正文布局 ========= */
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 350px;
  gap: 42px;
  align-items: start;
  position: relative;
  z-index: 2;
  margin-top: -48px;
  padding-bottom: 80px;
}

.article-main {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 46px;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(255, 255, 255, 0.6);
}

.article-content {
  font-size: 16.5px;
  line-height: 1.95;
  color: #383d47;
  word-break: break-word;
}

.article-content h2 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 1.8em 0 0.7em;
  padding-left: 16px;
  border-left: 4px solid var(--accent);
  line-height: 1.4;
}

.article-content h3 {
  font-size: 1.28rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 1.4em 0 0.55em;
}

.article-content p {
  margin-bottom: 1.35em;
}

.article-content ul,
.article-content ol {
  margin: 0 0 1.4em 1.3em;
}

.article-content li {
  margin-bottom: 0.5em;
}

.article-content img {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  margin: 1.5em auto;
}

.article-content blockquote {
  border-left: 4px solid var(--accent);
  background: rgba(232, 161, 58, 0.08);
  padding: 18px 22px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 1.5em 0;
  color: #555;
  font-style: italic;
}

.article-content a {
  color: var(--primary);
  border-bottom: 1px solid rgba(183, 28, 58, 0.3);
  transition: border-color 0.3s;
}
.article-content a:hover { border-color: var(--primary); }

.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5em 0;
  font-size: 15px;
}

.article-content th,
.article-content td {
  border: 1px solid var(--border-elegant);
  padding: 12px 14px;
  text-align: left;
}

.article-content th {
  background: rgba(183, 28, 58, 0.06);
  font-weight: 600;
}

.article-tags {
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid var(--border-elegant);
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.article-tag {
  display: inline-block;
  background: rgba(183, 28, 58, 0.07);
  border: 1px solid rgba(183, 28, 58, 0.16);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 500;
  padding: 6px 16px;
  border-radius: 999px;
  transition: all 0.3s;
  cursor: default;
}

.article-tag:hover {
  background: rgba(183, 28, 58, 0.12);
  border-color: rgba(183, 28, 58, 0.3);
}

/* 侧边栏 */
.article-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: sticky;
  top: calc(var(--nav-height) + 24px);
}

.side-card {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(255, 255, 255, 0.7);
}

.side-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--accent);
  display: flex;
  align-items: center;
  gap: 8px;
}
.side-card-title i { color: var(--primary); }

.side-cat-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: all 0.3s;
  margin-bottom: 10px;
}

.side-cat-link:hover {
  background: rgba(183, 28, 58, 0.04);
  border-color: var(--border-elegant);
  transform: translateX(4px);
}

.side-cat-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(183, 28, 58, 0.14), rgba(232, 161, 58, 0.12));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.side-cat-link strong {
  font-size: 15px;
  color: var(--text-main);
  display: block;
}

.side-cat-link small {
  font-size: 13px;
  color: var(--text-weak);
}

.side-note {
  background: rgba(232, 161, 58, 0.08);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 16px 18px;
  font-size: 14px;
  color: #5c5340;
  line-height: 1.7;
}

.side-note i {
  color: var(--accent);
  margin-right: 6px;
}

/* ========= 未找到文章 ========= */
.not-found-box {
  text-align: center;
  padding: 60px 30px;
}

.not-found-box i {
  font-size: 3.5rem;
  color: rgba(183, 28, 58, 0.25);
  margin-bottom: 18px;
}

.not-found-box h3 {
  font-size: 1.7rem;
  color: var(--text-main);
  margin-bottom: 12px;
}

.not-found-box p {
  color: var(--text-weak);
  margin-bottom: 28px;
}

/* ========= 按钮 ========= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 600;
  padding: 13px 28px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.3s;
  line-height: 1.4;
}

.btn:focus-visible {
  outline: 3px solid rgba(232, 161, 58, 0.6);
  outline-offset: 3px;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 6px 20px rgba(183, 28, 58, 0.25);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(183, 28, 58, 0.32);
}

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

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

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
  transform: translateY(-2px);
}

.btn-outline {
  background: #fff;
  color: var(--primary);
  border-color: rgba(183, 28, 58, 0.35);
}

.btn-outline:hover {
  background: rgba(183, 28, 58, 0.06);
  border-color: var(--primary);
}

/* ========= FAQ 板块 ========= */
.faq-section {
  background: var(--card-bg);
  padding: 96px 0;
  border-top: 1px solid var(--border-elegant);
  border-bottom: 1px solid var(--border-elegant);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 52px;
}

.section-eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2.4px;
  text-transform: uppercase;
  color: var(--primary);
  background: rgba(183, 28, 58, 0.08);
  padding: 6px 18px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.section-header h2 {
  font-size: clamp(1.6rem, 3.2vw, 2.3rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: 0.4px;
  color: var(--text-main);
  margin-bottom: 12px;
}

.section-header p {
  color: var(--text-weak);
  font-size: 16px;
  line-height: 1.75;
}

.faq-grid {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--light-bg);
  border: 1px solid var(--border-elegant);
  border-radius: var(--radius-md);
  padding: 22px 28px;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.faq-item:hover {
  border-color: rgba(183, 28, 58, 0.25);
  box-shadow: var(--shadow-soft);
}

.faq-item summary {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 12px;
}

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

.faq-item summary::before {
  content: "\f059";
  font-family: "Font Awesome 6 Free";
  font-weight: 400;
  color: var(--accent);
  font-size: 1.1rem;
}

.faq-item[open] summary {
  margin-bottom: 14px;
}

.faq-item p {
  font-size: 15px;
  color: #565b66;
  line-height: 1.8;
  padding-left: 34px;
}

/* ========= 探索分类板块 ========= */
.explore-section {
  padding: 100px 0;
  background:
    linear-gradient(135deg, rgba(246, 244, 239, 0.92), rgba(255, 255, 255, 0.9)),
    url('/assets/images/backpic/back-2.png') center / cover no-repeat;
}

.explore-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-top: 10px;
}

.explore-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: block;
  box-shadow: var(--shadow-soft);
  transition: all 0.4s;
  height: 320px;
}

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

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

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

.explore-overlay {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 42px 28px 28px;
  background: linear-gradient(to top, rgba(27, 27, 31, 0.9) 10%, rgba(27, 27, 31, 0.35) 60%, transparent 100%);
  color: #fff;
}

.explore-overlay span {
  font-size: 1.4rem;
  font-weight: 700;
  display: block;
  margin-bottom: 6px;
  letter-spacing: 0.5px;
}

.explore-overlay p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.82);
  margin: 0;
}

/* ========= CTA 板块 ========= */
.cta-section {
  padding: 110px 0;
  background:
    linear-gradient(125deg, rgba(183, 28, 58, 0.92), rgba(27, 27, 31, 0.88)),
    url('/assets/images/backpic/back-3.png') center center / cover no-repeat fixed;
  text-align: center;
}

.cta-inner {
  max-width: 680px;
  margin: 0 auto;
}

.cta-inner h2 {
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.6px;
  margin-bottom: 16px;
}

.cta-inner p {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.75;
  margin-bottom: 36px;
}

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

/* ========= Footer ========= */
.site-footer {
  background: #17171b;
  color: rgba(255, 255, 255, 0.72);
  padding: 70px 0 0;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 46px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand-text {
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.5px;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-brand-text::before {
  content: "\f6e3";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  color: var(--accent);
  font-size: 1.15rem;
}

.footer-desc {
  font-size: 14px;
  line-height: 1.8;
  max-width: 360px;
  color: rgba(255, 255, 255, 0.58);
}

.footer-links-title {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: 0.6px;
}

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

.footer-links a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  transition: color 0.3s, padding-left 0.3s;
}

.footer-links a:hover {
  color: var(--accent);
  padding-left: 5px;
}

.footer-bottom {
  padding: 24px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.3px;
}

/* ========= 响应式 ========= */
@media (max-width: 1024px) {
  .article-layout {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .article-sidebar {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
  }

  .side-card {
    flex: 1 1 240px;
  }
}

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

  .main-nav {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(27, 27, 31, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: stretch;
    padding: 20px;
    gap: 6px;
    transform: translateY(-20px);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-link {
    padding: 14px 20px;
    border-radius: 12px;
    font-size: 15px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-toggle.active i::before {
    content: "\f00d";
  }

  .article-hero {
    min-height: 360px;
    padding: 120px 0 90px;
  }

  .article-main {
    padding: 30px 22px;
  }

  .article-hero-title {
    font-size: 1.7rem;
  }

  .article-meta {
    gap: 14px;
    font-size: 13px;
  }

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

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

  .cta-section {
    background-attachment: scroll;
  }

  .faq-item {
    padding: 18px 20px;
  }
}

@media (max-width: 520px) {
  .nav-brand {
    font-size: 1.12rem;
  }

  .nav-brand i {
    font-size: 1rem;
  }

  .article-hero {
    padding: 105px 0 76px;
    min-height: 300px;
  }

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

  .article-hero-title {
    font-size: 1.45rem;
  }

  .article-main {
    padding: 24px 18px;
    border-radius: 16px;
  }

  .article-content {
    font-size: 15.5px;
  }

  .article-content h2 {
    font-size: 1.3rem;
  }

  .side-card {
    flex: 1 1 100%;
  }

  .section-header {
    margin-bottom: 34px;
  }

  .section-header h2 {
    font-size: 1.45rem;
  }

  .faq-item summary {
    font-size: 15px;
  }

  .btn {
    padding: 12px 22px;
    font-size: 14px;
    width: 100%;
    max-width: 280px;
  }

  .cta-actions {
    flex-direction: column;
    align-items: center;
  }
}

/* roulang page: category2 */
:root {
  --primary: #c8462f;
  --primary-dark: #a53824;
  --primary-light: #e8624a;
  --secondary: #f5a623;
  --bg-dark: #1a1614;
  --bg-body: #f5efe6;
  --bg-card: #fffdf9;
  --bg-cream: #faf3ea;
  --text-main: #29221e;
  --text-body: #4a3f38;
  --text-weak: #8a7a70;
  --border: #e8ddd2;
  --border-light: #f0e8df;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 6px 30px rgba(60, 40, 30, 0.08);
  --shadow-hover: 0 14px 40px rgba(60, 40, 30, 0.14);
  --space-section: 90px;
  --font-main: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --header-height: 72px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-main);
  background: var(--bg-body);
  color: var(--text-body);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: color 0.3s ease; }
ul, ol { list-style: none; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }

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

.container-full { width: 100%; }

.text-center { text-align: center; }

/* ===== Header 导航 ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  background: rgba(26, 22, 20, 0.72);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.10);
  transition: all 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
  height: var(--header-height);
}
.site-header.scrolled {
  background: rgba(22, 18, 16, 0.94);
  box-shadow: 0 4px 30px rgba(0,0,0,0.25);
  border-bottom-color: rgba(255,255,255,0.06);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: 20px;
}
.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.3px;
  white-space: nowrap;
  transition: opacity 0.3s ease;
}
.nav-brand i {
  color: var(--secondary);
  font-size: 1.5rem;
  filter: drop-shadow(0 2px 6px rgba(245,166,35,0.35));
}
.nav-brand:hover { opacity: 0.85; }
.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.92rem;
  color: rgba(255,255,255,0.78);
  transition: all 0.3s ease;
  letter-spacing: 0.25px;
}
.nav-link:hover {
  color: #fff;
  background: rgba(255,255,255,0.10);
}
.nav-link.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 18px rgba(200, 70, 47, 0.4);
}
.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.10);
  color: #fff;
  font-size: 1.15rem;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
}
.nav-toggle:hover { background: rgba(255,255,255,0.2); }

/* ===== Hero ===== */
.category-hero {
  position: relative;
  min-height: 460px;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, rgba(26,22,20,0.94) 0%, rgba(26,22,20,0.78) 50%, rgba(26,22,20,0.92) 100%);
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  padding: calc(var(--header-height) + 70px) 0 80px;
  overflow: hidden;
}
.category-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, rgba(20,16,14,0.92) 15%, rgba(20,16,14,0.55) 60%, rgba(20,16,14,0.85) 100%);
  z-index: 1;
}
.category-hero::after {
  content: '';
  position: absolute;
  bottom: -60px; right: -40px;
  width: 360px; height: 360px;
  background: radial-gradient(circle, rgba(245,166,35,0.20) 0%, transparent 70%);
  pointer-events: none;
  z-index: 2;
}
.category-hero .hero-inner {
  position: relative;
  z-index: 5;
  display: grid;
  grid-template-columns: 1fr 460px;
  align-items: center;
  gap: 50px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.16);
  padding: 6px 16px;
  border-radius: 999px;
  color: rgba(255,255,255,0.9);
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 22px;
  letter-spacing: 0.5px;
}
.hero-badge i { color: var(--secondary); }
.hero-title {
  font-size: 3rem;
  font-weight: 900;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 18px;
  letter-spacing: 0.5px;
}
.hero-title .highlight {
  color: var(--secondary);
  position: relative;
}
.hero-title .highlight::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 4px;
  height: 10px;
  background: rgba(245,166,35,0.25);
  border-radius: 4px;
  z-index: -1;
}
.hero-desc {
  color: rgba(255,255,255,0.82);
  font-size: 1.06rem;
  max-width: 520px;
  margin-bottom: 30px;
  line-height: 1.75;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: #fff;
  padding: 13px 30px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.96rem;
  box-shadow: 0 6px 24px rgba(200,70,47,0.4);
  transition: all 0.3s ease;
  letter-spacing: 0.3px;
}
.btn-hero-primary:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(200,70,47,0.5);
  color: #fff;
}
.btn-hero-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.25);
  color: #fff;
  padding: 13px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.94rem;
  transition: all 0.3s ease;
  backdrop-filter: blur(6px);
}
.btn-hero-ghost:hover {
  background: rgba(255,255,255,0.20);
  transform: translateY(-2px);
  color: #fff;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: rgba(22,18,16,0.65);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 20px;
  padding: 28px 24px;
  gap: 12px;
}
.hero-stat-item {
  text-align: center;
  padding: 8px 4px;
}
.hero-stat-item .num {
  font-size: 2.2rem;
  font-weight: 900;
  color: #fff;
  line-height: 1.2;
  font-family: "DIN Alternate", "Helvetica Neue", sans-serif;
}
.hero-stat-item .num span { color: var(--secondary); }
.hero-stat-item .label {
  font-size: 0.84rem;
  color: rgba(255,255,255,0.65);
  margin-top: 6px;
  letter-spacing: 0.5px;
}
@media (max-width: 900px) {
  .category-hero .hero-inner {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .hero-title { font-size: 2.4rem; }
  .hero-stats { max-width: 460px; }
}

/* ===== 面包屑 ===== */
.breadcrumb-bar {
  padding: 18px 0;
  border-bottom: 1px solid var(--border-light);
  background: var(--bg-body);
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-weak);
  flex-wrap: wrap;
}
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { opacity: 0.45; font-size: 0.7rem; }
.breadcrumb .current { color: var(--primary); font-weight: 600; }

/* ===== 区块通用 ===== */
.section-block {
  padding: var(--space-section) 0;
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.80rem;
  font-weight: 700;
  color: var(--primary);
  background: rgba(200,70,47,0.08);
  padding: 5px 16px;
  border-radius: 999px;
  letter-spacing: 1px;
  margin-bottom: 14px;
  text-transform: uppercase;
}
.section-title {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--text-main);
  line-height: 1.3;
  margin-bottom: 12px;
  letter-spacing: 0.2px;
}
.section-subtitle {
  font-size: 1.02rem;
  color: var(--text-weak);
  max-width: 640px;
  margin-bottom: 44px;
  line-height: 1.7;
}

/* ===== 玩法类型卡片 ===== */
.play-type-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.play-type-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 26px;
  transition: all 0.35s cubic-bezier(0.25, 0.1, 0.25, 1);
  position: relative;
  overflow: hidden;
}
.play-type-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 0.35s ease;
}
.play-type-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: #dcccbf;
}
.play-type-card:hover::before { opacity: 1; }
.play-type-icon {
  width: 60px; height: 60px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 18px;
  background: rgba(200,70,47,0.10);
  color: var(--primary);
}
.play-type-card .type-name {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 10px;
}
.play-type-card .type-desc {
  font-size: 0.90rem;
  color: var(--text-body);
  line-height: 1.65;
  margin-bottom: 16px;
}
.play-type-card .type-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--text-weak);
  border-top: 1px dashed var(--border);
  padding-top: 12px;
}
.play-type-card .type-meta i { color: var(--secondary); font-size: 0.75rem; }

/* ===== 图文区块 ===== */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.feature-grid.reverse .feature-img { order: 2; }
.feature-grid.reverse .feature-content { order: 1; }
.feature-img {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow);
  min-height: 340px;
}
.feature-img img {
  width: 100%;
  height: 100%;
  min-height: 340px;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.feature-img:hover img { transform: scale(1.04); }
.feature-img .badge-overlay {
  position: absolute;
  bottom: 16px; left: 16px;
  background: rgba(20,16,14,0.75);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 999px;
  letter-spacing: 0.5px;
}
.feature-content .section-tag { background: rgba(245,166,35,0.10); color: #b47a10; }
.feature-content .section-title { font-size: 1.9rem; }
.feature-list {
  margin-top: 20px;
}
.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  font-size: 0.96rem;
  color: var(--text-body);
  line-height: 1.6;
}
.feature-list li i {
  color: var(--primary);
  margin-top: 5px;
  font-size: 0.85rem;
  flex-shrink: 0;
}

/* ===== 玩法指南卡片列表 ===== */
.guide-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.35s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.guide-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: #dccec0;
}
.guide-card-img {
  position: relative;
  height: 200px;
  overflow: hidden;
}
.guide-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.guide-card:hover .guide-card-img img { transform: scale(1.06); }
.guide-card-img .card-tag {
  position: absolute;
  top: 14px; left: 14px;
  background: rgba(20,16,14,0.80);
  backdrop-filter: blur(6px);
  color: #fff;
  font-size: 0.76rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 999px;
  letter-spacing: 0.4px;
}
.guide-card-img .card-tag.warm { background: rgba(200,70,47,0.85); }
.guide-card-body {
  padding: 24px 24px 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.guide-card-body h3 {
  font-size: 1.08rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 8px;
  line-height: 1.45;
}
.guide-card-body h3 a:hover { color: var(--primary); }
.guide-card-body p {
  font-size: 0.89rem;
  color: var(--text-body);
  line-height: 1.65;
  margin-bottom: 16px;
  flex: 1;
}
.guide-card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-light);
  padding-top: 14px;
}
.guide-card-foot .author {
  font-size: 0.80rem;
  color: var(--text-weak);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.guide-card-foot .author i { color: var(--primary); }
.guide-card-foot .date {
  font-size: 0.80rem;
  color: var(--text-weak);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ===== 数据 / 流程 ===== */
.process-section {
  background: var(--dark-bg, #1a1614);
  position: relative;
  padding: var(--space-section) 0;
}
.process-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  opacity: 0.15;
  pointer-events: none;
}
.process-section .container { position: relative; z-index: 2; }
.process-section .section-title { color: #fff; }
.process-section .section-subtitle { color: rgba(255,255,255,0.6); }
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-top: 50px;
}
.process-item {
  text-align: center;
  padding: 30px 20px;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  backdrop-filter: blur(6px);
  transition: all 0.35s ease;
  position: relative;
}
.process-item:hover {
  background: rgba(255,255,255,0.09);
  transform: translateY(-6px);
  border-color: rgba(245,166,35,0.4);
}
.process-num {
  font-size: 2.6rem;
  font-weight: 900;
  color: rgba(255,255,255,0.12);
  line-height: 1;
  margin-bottom: 14px;
  font-family: "DIN Alternate", sans-serif;
}
.process-icon {
  width: 56px; height: 56px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: rgba(245,166,35,0.15);
  border: 1px solid rgba(245,166,35,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--secondary);
  font-size: 1.3rem;
}
.process-item h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
}
.process-item p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.6;
}

/* ===== FAQ ===== */
.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
}
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
  overflow: hidden;
  transition: all 0.3s ease;
}
.faq-item:hover {
  border-color: #dccfc3;
  box-shadow: 0 4px 16px rgba(60,40,30,0.05);
}
.faq-item details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  font-weight: 700;
  font-size: 1.0rem;
  color: var(--text-main);
  list-style: none;
  position: relative;
  transition: color 0.3s ease;
}
.faq-item details summary::-webkit-details-marker { display: none; }
.faq-item details summary::after {
  content: '\f078';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  color: var(--primary);
  font-size: 0.85rem;
  transition: transform 0.35s ease;
  flex-shrink: 0;
}
.faq-item details[open] summary { color: var(--primary); }
.faq-item details[open] summary::after { transform: rotate(180deg); }
.faq-answer {
  padding: 0 24px 20px;
  color: var(--text-body);
  font-size: 0.93rem;
  line-height: 1.72;
  border-top: 1px dashed var(--border-light);
  padding-top: 14px;
  margin-top: 0;
}

/* ===== CTA ===== */
.cta-section {
  position: relative;
  padding: 80px 0;
  background: linear-gradient(120deg, var(--primary-dark) 0%, var(--primary) 60%, #d85a3a 100%);
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  opacity: 0.12;
  mix-blend-mode: overlay;
}
.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}
.cta-inner h2 {
  font-size: 2.2rem;
  font-weight: 900;
  color: #fff;
  margin-bottom: 16px;
  line-height: 1.3;
}
.cta-inner p {
  color: rgba(255,255,255,0.95);
  font-size: 1.0rem;
  margin-bottom: 32px;
  line-height: 1.7;
}
.cta-btn-group {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn-cta-white {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  color: var(--primary);
  padding: 14px 34px;
  border-radius: 999px;
  font-weight: 800;
  font-size: 1.0rem;
  transition: all 0.3s ease;
  box-shadow: 0 6px 24px rgba(0,0,0,0.2);
}
.btn-cta-white:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.25);
  color: var(--primary-dark);
}
.btn-cta-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 2px solid rgba(255,255,255,0.7);
  color: #fff;
  padding: 12px 32px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.96rem;
  transition: all 0.3s ease;
}
.btn-cta-outline:hover {
  background: rgba(255,255,255,0.15);
  border-color: #fff;
  transform: translateY(-3px);
  color: #fff;
}

/* ===== 页脚 ===== */
.site-footer {
  background: #141110;
  padding: 70px 0 30px;
  color: rgba(255,255,255,0.55);
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 50px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand-text {
  font-size: 1.5rem;
  font-weight: 900;
  color: #fff;
  margin-bottom: 14px;
  letter-spacing: 0.5px;
}
.footer-brand-text i { color: var(--secondary); margin-right: 6px; }
.footer-desc {
  font-size: 0.90rem;
  line-height: 1.8;
  max-width: 420px;
}
.footer-links-title {
  font-size: 1.0rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: 0.5px;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-links a {
  font-size: 0.88rem;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.55);
}
.footer-links a::before {
  content: '\f105';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  font-size: 0.75rem;
  color: var(--secondary);
}
.footer-links a:hover {
  color: var(--secondary);
  padding-left: 4px;
}
.footer-bottom {
  padding-top: 28px;
  font-size: 0.84rem;
  color: rgba(255,255,255,0.35);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .play-type-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .feature-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .feature-grid.reverse .feature-img { order: 1; }
  .feature-grid.reverse .feature-content { order: 2; }
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
  .hero-title { font-size: 2.5rem; }
  .category-hero { min-height: 420px; }
}

@media (max-width: 768px) {
  :root { --space-section: 64px; }
  .nav-toggle { display: flex; }
  .main-nav {
    position: absolute;
    top: calc(var(--header-height) - 4px);
    left: 12px; right: 12px;
    background: #1d1815;
    border-radius: 18px;
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
    gap: 4px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: all 0.35s ease;
    box-shadow: 0 20px 50px rgba(0,0,0,0.35);
    border: 1px solid rgba(255,255,255,0.08);
  }
  .main-nav.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
  .nav-link {
    padding: 14px 20px;
    border-radius: 12px;
    font-size: 1.0rem;
  }
  .site-header { background: rgba(26,22,20,0.90); }
  .hero-title { font-size: 2.0rem; }
  .category-hero { min-height: 380px; padding-top: calc(var(--header-height) + 50px); }
  .hero-stats { grid-template-columns: repeat(3, 1fr); padding: 20px 14px; }
  .hero-stat-item .num { font-size: 1.6rem; }
  .section-title { font-size: 1.8rem; }
  .play-type-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cta-inner h2 { font-size: 1.8rem; }
  .category-hero .hero-inner { gap: 20px; }
}

@media (max-width: 520px) {
  .container { padding: 0 18px; }
  .nav-brand { font-size: 1.2rem; }
  .hero-title { font-size: 1.65rem; }
  .hero-desc { font-size: 0.95rem; }
  .category-hero .hero-inner { padding: 20px 0; }
  .hero-stats { gap: 4px; }
  .hero-stat-item .num { font-size: 1.35rem; }
  .hero-stat-item .label { font-size: 0.75rem; }
  .section-title { font-size: 1.6rem; }
  .guide-card-img { height: 180px; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-links { gap: 10px; }
  .cta-section { padding: 60px 0; }
  .cta-inner h2 { font-size: 1.6rem; }
}