/* roulang page: index */
/* ===== 设计变量 ===== */
:root {
  --primary: #e63946;
  --primary-dark: #b02832;
  --primary-light: #ff6b6b;
  --secondary: #14213d;
  --secondary-soft: #2b3a67;
  --accent: #fca311;
  --accent-soft: #fff3e0;
  --bg-body: #f4f5fa;
  --bg-white: #ffffff;
  --bg-dark: #0f1923;
  --bg-gray: #eef0f5;
  --text-head: #14213d;
  --text-body: #3d4451;
  --text-muted: #6e7683;
  --border: #e4e7ee;
  --border-light: #eef0f5;
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;
  --shadow-sm: 0 2px 10px rgba(20, 33, 61, 0.06);
  --shadow: 0 8px 32px rgba(20, 33, 61, 0.10);
  --shadow-lg: 0 20px 60px rgba(20, 33, 61, 0.18);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --container: 1240px;
}
/* ===== Reset / Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-body);
  background-color: var(--bg-body);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
input { font-family: inherit; }
ul, ol { list-style: none; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 28px; }
.section { padding: 92px 0; }
.section-alt { background: var(--bg-white); }

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 30px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  border: 2px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 6px 20px rgba(230, 57, 70, 0.28);
}
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 10px 28px rgba(230, 57, 70, 0.35); }
.btn-primary:active { transform: translateY(0); box-shadow: 0 4px 14px rgba(230, 57, 70, 0.25); }
.btn-outline {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.7);
  color: #fff;
}
.btn-outline:hover { background: rgba(255, 255, 255, 0.12); border-color: #fff; transform: translateY(-2px); }
.btn-outline:active { transform: translateY(0); }
.btn-dark {
  background: var(--secondary);
  color: #fff;
}
.btn-dark:hover { background: var(--secondary-soft); transform: translateY(-2px); }
.btn:focus-visible, a:focus-visible, button:focus-visible {
  outline: 3px solid rgba(252, 163, 17, 0.6);
  outline-offset: 2px;
}

/* ===== 头部导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg-white);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
}
.header-top {
  background: var(--secondary);
  color: rgba(255, 255, 255, 0.85);
  font-size: 13px;
  padding: 6px 0;
}
.header-top .container { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.trending { display: flex; align-items: center; gap: 10px; }
.trending i { color: var(--accent); }
.trending-item { color: rgba(255, 255, 255, 0.8); transition: var(--transition); }
.trending-item:hover { color: var(--accent); }
.header-top-note { display: flex; align-items: center; gap: 6px; }
.header-top-note i { color: var(--accent); }
.header-main { padding: 18px 0; }
.header-main .container { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.logo {
  font-size: 24px;
  font-weight: 800;
  color: var(--text-head);
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.logo-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--primary);
  display: inline-block;
  box-shadow: 0 0 0 4px rgba(230, 57, 70, 0.18);
}
.main-menu { display: flex; align-items: center; gap: 4px; }
.main-menu a {
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 15px;
  color: var(--text-body);
  transition: var(--transition);
  position: relative;
}
.main-menu a:hover { color: var(--primary); background: rgba(230, 57, 70, 0.08); }
.main-menu a.active { color: var(--primary); background: rgba(230, 57, 70, 0.10); }
.main-menu a.active::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 20px;
  right: 20px;
  height: 2px;
  border-radius: 2px;
  background: var(--primary);
}
.header-right { display: flex; align-items: center; gap: 14px; }
.search-box {
  display: flex;
  align-items: center;
  background: var(--bg-gray);
  border-radius: var(--radius-pill);
  padding: 4px 4px 4px 16px;
  border: 1px solid transparent;
  transition: var(--transition);
}
.search-box:focus-within { background: #fff; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(230, 57, 70, 0.1); }
.search-box input {
  border: none;
  background: transparent;
  outline: none;
  width: 170px;
  font-size: 14px;
  color: var(--text-body);
}
.search-box button {
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-pill);
  width: 36px;
  height: 36px;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.search-box button:hover { background: var(--primary-dark); }
.menu-toggle {
  display: none;
  background: none;
  border: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.menu-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text-head);
  border-radius: 2px;
  transition: var(--transition);
}
.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== Hero ===== */
.hero {
  position: relative;
  background-size: cover;
  background-position: center;
  color: #fff;
  padding: 120px 0 100px;
  overflow: hidden;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(15, 25, 35, 0.92) 10%, rgba(15, 25, 35, 0.72) 55%, rgba(230, 57, 70, 0.25) 100%);
}
.hero .container { position: relative; z-index: 2; }
.hero-content { max-width: 680px; }
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(252, 163, 17, 0.18);
  border: 1px solid rgba(252, 163, 17, 0.4);
  color: var(--accent);
  font-size: 14px;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  margin-bottom: 22px;
  backdrop-filter: blur(6px);
}
.hero h1 {
  font-size: 52px;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 20px;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}
.hero h1 .gradient-text {
  background: linear-gradient(90deg, var(--accent), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p {
  font-size: 18px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 34px;
  max-width: 570px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 36px; }
.hero-meta {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
}
.hero-meta span { display: flex; align-items: center; gap: 6px; }
.hero-meta i { color: var(--accent); }

/* ===== 板块通用 ===== */
.section-head { text-align: center; max-width: 700px; margin: 0 auto 52px; }
.section-head .section-eyebrow {
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
  padding: 4px 14px;
  background: rgba(230, 57, 70, 0.1);
  border-radius: var(--radius-pill);
}
.section-head h2 {
  font-size: 38px;
  line-height: 1.2;
  font-weight: 800;
  color: var(--text-head);
  margin-bottom: 14px;
  letter-spacing: -0.5px;
}
.section-head p { font-size: 16px; color: var(--text-muted); }

/* ===== 特点板块 ===== */
.features .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 38px 28px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: var(--transition);
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
  color: var(--primary);
  background: rgba(230, 57, 70, 0.1);
}
.feature-card:nth-child(2) .feature-icon { color: #3b82f6; background: rgba(59, 130, 246, 0.1); }
.feature-card:nth-child(3) .feature-icon { color: #10b981; background: rgba(16, 185, 129, 0.1); }
.feature-card:nth-child(4) .feature-icon { color: var(--accent); background: rgba(252, 163, 17, 0.1); }
.feature-card h3 { font-size: 19px; font-weight: 700; color: var(--text-head); margin-bottom: 10px; }
.feature-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

/* ===== 分类入口 ===== */
.category-entry { background: linear-gradient(180deg, var(--bg-white), var(--bg-body)); }
.category-main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-light);
}
.category-img { height: 340px; position: relative; overflow: hidden; }
.category-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s; }
.category-main:hover .category-img img { transform: scale(1.04); }
.category-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(15, 25, 35, 0.4), transparent 60%);
}
.category-body { padding: 44px 48px; }
.category-body .cat-badge {
  display: inline-block;
  background: rgba(230, 57, 70, 0.1);
  color: var(--primary);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 16px;
}
.category-body h3 { font-size: 28px; font-weight: 800; color: var(--text-head); margin-bottom: 12px; }
.category-body p { color: var(--text-muted); line-height: 1.8; margin-bottom: 22px; }
.category-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 26px; }
.category-tags span {
  background: var(--bg-gray);
  border-radius: var(--radius-pill);
  padding: 6px 14px;
  font-size: 13px;
  color: var(--text-body);
}
.category-tags i { color: var(--primary); margin-right: 4px; }

/* ===== 资讯列表 ===== */
.news-section { background: var(--bg-white); }
.news-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.news-card {
  background: var(--bg-body);
  border-radius: var(--radius);
  border: 1px solid var(--border-light);
  transition: var(--transition);
  overflow: hidden;
}
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; background: #fff; }
.news-card__link { display: block; padding: 26px 28px; }
.news-card__top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.news-card__date { font-size: 13px; color: var(--text-muted); display: flex; align-items: center; gap: 6px; }
.news-card__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-head);
  line-height: 1.5;
  margin-bottom: 10px;
  transition: var(--transition);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-card:hover .news-card__title { color: var(--primary); }
.news-card__desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-card__more { font-size: 14px; font-weight: 600; color: var(--primary); transition: var(--transition); }
.news-card__more i { transition: transform 0.3s; }
.news-card:hover .news-card__more i { transform: translateX(4px); }
.badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
  background: rgba(230, 57, 70, 0.12);
  color: var(--primary);
}
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  background: var(--bg-body);
  border-radius: var(--radius);
  color: var(--text-muted);
  font-size: 16px;
}

/* ===== 数据板块 ===== */
.stats-section {
  position: relative;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  padding: 92px 0;
  color: #fff;
}
.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(15, 25, 35, 0.93), rgba(15, 25, 35, 0.82));
}
.stats-section .container { position: relative; z-index: 2; }
.stats-head { text-align: center; margin-bottom: 54px; }
.stats-head h2 { font-size: 38px; font-weight: 800; margin-bottom: 12px; }
.stats-head p { color: rgba(255, 255, 255, 0.7); font-size: 16px; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-card {
  text-align: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-lg);
  padding: 40px 20px;
  backdrop-filter: blur(10px);
  transition: var(--transition);
}
.stat-card:hover { background: rgba(255, 255, 255, 0.15); transform: translateY(-4px); }
.stat-number { font-size: 52px; font-weight: 800; color: var(--accent); line-height: 1; margin-bottom: 10px; }
.stat-label { font-size: 15px; color: rgba(255, 255, 255, 0.85); }

/* ===== 看点网格 ===== */
.highlights .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.highlight-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 330px;
  display: flex;
  align-items: flex-end;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.highlight-card > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s; }
.highlight-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(15, 25, 35, 0.88));
}
.highlight-card:hover { box-shadow: var(--shadow-lg); }
.highlight-card:hover > img { transform: scale(1.06); }
.highlight-body { position: relative; z-index: 2; padding: 28px; color: #fff; width: 100%; }
.highlight-body h3 { font-size: 19px; font-weight: 700; margin-bottom: 8px; }
.highlight-body p { font-size: 13px; color: rgba(255, 255, 255, 0.8); line-height: 1.6; }
.highlight-tag {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 3;
  background: rgba(230, 57, 70, 0.9);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  backdrop-filter: blur(4px);
}

/* ===== 流程板块 ===== */
.process-section { background: var(--bg-white); }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; position: relative; }
.process-step { text-align: center; position: relative; }
.process-step::before {
  content: '';
  position: absolute;
  top: 30px;
  left: calc(50% + 50px);
  width: calc(100% - 70px);
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--border) 0 4px, transparent 4px 8px);
  z-index: 0;
}
.process-step:last-child::before { display: none; }
.process-number {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-size: 22px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  box-shadow: 0 10px 24px rgba(230, 57, 70, 0.32);
  position: relative;
  z-index: 1;
  border: 4px solid #fff;
}
.process-step h3 { font-size: 17px; font-weight: 700; color: var(--text-head); margin-bottom: 10px; }
.process-step p { font-size: 14px; color: var(--text-muted); line-height: 1.7; padding: 0 8px; }

/* ===== FAQ ===== */
.faq-list { max-width: 860px; margin: 0 auto; }
.faq-item {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover { border-color: rgba(230, 57, 70, 0.3); box-shadow: var(--shadow-sm); }
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 22px 26px;
  font-weight: 600;
  font-size: 16px;
  color: var(--text-head);
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  transition: var(--transition);
}
.faq-question:hover { color: var(--primary); }
.faq-question i { transition: transform 0.3s; color: var(--primary); }
.faq-item.open .faq-question i { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.faq-answer-inner {
  padding: 0 26px 24px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
}

/* ===== CTA ===== */
.cta-section {
  position: relative;
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  padding: 100px 0;
  text-align: center;
  color: #fff;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(230, 57, 70, 0.9), rgba(15, 25, 35, 0.92));
}
.cta-box { position: relative; z-index: 2; max-width: 720px; margin: 0 auto; }
.cta-box h2 { font-size: 42px; font-weight: 800; margin-bottom: 18px; }
.cta-box p { font-size: 17px; color: rgba(255, 255, 255, 0.88); margin-bottom: 34px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== 页脚 ===== */
.site-footer { background: var(--bg-dark); color: #aab3c2; }
.footer-main { padding: 64px 0 40px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; }
.footer-brand .footer-logo { font-size: 22px; font-weight: 800; color: #fff; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.footer-brand p { font-size: 14px; line-height: 1.7; color: #8b95a5; }
.footer-title { font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 18px; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { font-size: 14px; color: #8b95a5; transition: var(--transition); }
.footer-links a:hover { color: var(--accent); padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  font-size: 13px;
  color: #6e7b8c;
  text-align: center;
}
.footer-bottom .container { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.footer-bottom a { color: #8b95a5; }
.footer-bottom a:hover { color: var(--accent); }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .section { padding: 72px 0; }
  .features .container { grid-template-columns: repeat(2, 1fr); }
  .highlights .container { grid-template-columns: repeat(2, 1fr); }
  .highlight-card { height: 280px; }
  .process-grid { grid-template-columns: repeat(2, 1fr); gap: 40px 24px; }
  .process-step::before { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .hero h1 { font-size: 42px; }
  .header-main .container { gap: 14px; }
  .search-box input { width: 120px; }
}
@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .header-top { display: none; }
  .header-main { padding: 14px 0; }
  .logo { font-size: 18px; }
  .menu-toggle { display: flex; }
  .main-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--bg-white);
    flex-direction: column;
    align-items: stretch;
    padding: 16px 20px 24px;
    gap: 4px;
    border-top: 1px solid var(--border-light);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
    transform: translateY(-16px);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
  }
  .main-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .main-menu a { padding: 14px 20px; border-radius: var(--radius); font-size: 16px; }
  .main-menu a.active::after { display: none; }
  .search-box { display: none; }
  .hero { padding: 80px 0 64px; }
  .hero h1 { font-size: 34px; }
  .hero p { font-size: 16px; }
  .section-head h2 { font-size: 30px; }
  .news-grid { grid-template-columns: 1fr; }
  .category-main { grid-template-columns: 1fr; }
  .category-img { height: 220px; }
  .category-body { padding: 28px 26px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .cta-box h2 { font-size: 32px; }
  .highlight-card { height: 240px; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .features .container { grid-template-columns: 1fr; }
  .highlights .container { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 28px; }
  .hero-actions .btn { padding: 11px 22px; font-size: 14px; }
  .section { padding: 56px 0; }
  .section-head h2 { font-size: 26px; }
  .section-head { margin-bottom: 36px; }
  .news-card__link { padding: 20px; }
  .cta-box h2 { font-size: 28px; }
  .cta-actions .btn { padding: 11px 22px; font-size: 14px; }
  .footer-bottom .container { flex-direction: column; text-align: center; }
}

/* roulang page: category1 */
:root{
  --primary:#0f172a;
  --primary-light:#1e293b;
  --accent:#f59e0b;
  --accent-dark:#d97706;
  --brand-gradient:linear-gradient(135deg,#0f172a 0%,#1e3a5f 100%);
  --bg:#f4f6fb;
  --bg-deep:#eaf0f6;
  --card:#ffffff;
  --text:#0f172a;
  --text-weak:#64748b;
  --border:#e2e8f0;
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 4px 20px rgba(15,23,42,.06);
  --shadow-lg:0 16px 40px rgba(15,23,42,.12);
  --container:1200px;
  --header-h:56px;
  --space-section:88px;
  --transition:.25s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
input,button{outline:none}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:var(--section-space) 0}
.section-header{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:40px;flex-wrap:wrap}
.section-title{font-size:clamp(28px,3vw,38px);font-weight:800;letter-spacing:-.5px;line-height:1.3;position:relative;padding-left:18px}
.section-title::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:5px;border-radius:4px;background:var(--accent)}
.section-desc{color:var(--text-weak);font-size:15px;max-width:600px}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 28px;border-radius:50px;font-weight:600;font-size:15px;border:2px solid transparent;transition:all var(--transition);line-height:1.4}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 24px rgba(245,158,11,.35)}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-2px);box-shadow:0 12px 28px rgba(245,158,11,.45)}
.btn-outline{border-color:rgba(255,255,255,.7);color:#fff;background:rgba(255,255,255,.08);backdrop-filter:blur(6px)}
.btn-outline:hover{background:rgba(255,255,255,.18);border-color:#fff;transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--primary);box-shadow:var(--shadow)}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(15,23,42,.92);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.header-top-inner{
  display:flex;align-items:center;gap:24px;height:64px;
}
.brand{
  display:flex;align-items:center;gap:10px;
  font-weight:800;font-size:20px;color:#fff;white-space:nowrap;
  letter-spacing:.5px;
}
.brand-dot{
  width:14px;height:14px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),#ffd166);
  box-shadow:0 0 0 4px rgba(245,158,11,.2);
}
.header-trends{display:flex;align-items:center;gap:8px;flex:1;min-width:0}
.trend-label{
  font-size:12px;color:var(--accent);font-weight:700;
  background:rgba(245,158,11,.12);
  border:1px solid rgba(245,158,11,.3);
  padding:2px 10px;border-radius:20px;
}
.header-trends a{
  color:rgba(255,255,255,.8);font-size:13px;padding:4px 10px;
  border-radius:20px;transition:all var(--transition);white-space:nowrap;
}
.header-trends a:hover{background:rgba(255,255,255,.1);color:#fff}
.header-search{
  display:flex;align-items:center;background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.15);
  border-radius:50px;padding:6px 6px 6px 18px;
  transition:var(--transition);
}
.header-search:focus-within{border-color:var(--accent);background:rgba(255,255,255,.16)}
.header-search input{
  background:transparent;border:none;color:#fff;font-size:14px;width:180px;
}
.header-search input::placeholder{color:rgba(255,255,255,.5)}
.header-search button{
  width:34px;height:34px;border-radius:50%;border:none;
  background:var(--accent);color:#fff;font-size:14px;
  display:flex;align-items:center;justify-content:center;
  transition:var(--transition);
}
.header-search button:hover{background:var(--accent-dark)}
.menu-toggle{
  display:none;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
  border-radius:10px;width:42px;height:42px;color:#fff;font-size:18px;
  align-items:center;justify-content:center;
}
.header-nav{border-top:1px solid rgba(255,255,255,.06)}
.main-menu{
  display:flex;align-items:center;gap:4px;padding:0;
}
.main-menu a{
  position:relative;display:block;padding:14px 22px;
  color:rgba(255,255,255,.7);font-weight:600;font-size:15px;
  transition:color var(--transition);
}
.main-menu a::after{
  content:"";position:absolute;left:18px;right:18px;bottom:8px;height:3px;
  border-radius:4px;background:var(--accent);opacity:0;transform:scaleX(.4);
  transition:all var(--transition);
}
.main-menu a:hover{color:#fff}
.main-menu a:hover::after{opacity:1;transform:scaleX(1)}
.main-menu a.active{color:#fff}
.main-menu a.active::after{opacity:1;transform:scaleX(1)}

/* 分类 Hero */
.category-hero{
  position:relative;
  background:linear-gradient(135deg,rgba(15,23,42,.9) 0%,rgba(30,58,95,.8) 60%,rgba(15,23,42,.7) 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  padding:96px 0 88px;
  color:#fff;
}
.category-hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(ellipse at 80% 20%,rgba(245,158,11,.18),transparent 60%);
}
.category-hero .container{position:relative;z-index:2}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(245,158,11,.15);border:1px solid rgba(245,158,11,.4);
  color:var(--accent);font-size:13px;font-weight:700;
  padding:6px 18px;border-radius:40px;margin-bottom:20px;
}
.category-hero h1{
  font-size:clamp(34px,5vw,54px);font-weight:900;letter-spacing:-1px;
  line-height:1.15;margin-bottom:18px;max-width:720px;
}
.category-hero p{
  font-size:16.5px;line-height:1.8;color:rgba(255,255,255,.88);
  max-width:680px;margin-bottom:32px;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-stat-row{
  display:flex;gap:36px;margin-top:48px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.12);padding-top:28px;
}
.hero-stat-item .num{
  font-size:28px;font-weight:800;color:var(--accent);
}
.hero-stat-item .label{
  font-size:13px;color:rgba(255,255,255,.65);
}

/* 指南分类卡片 */
.guide-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.guide-card{
  background:var(--card);border-radius:var(--radius);
  overflow:hidden;border:1px solid var(--border);
  transition:all var(--transition);box-shadow:var(--shadow);
  display:flex;flex-direction:column;
}
.guide-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(245,158,11,.3)}
.guide-card-cover{
  position:relative;height:190px;overflow:hidden;
}
.guide-card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.guide-card:hover .guide-card-cover img{transform:scale(1.05)}
.guide-card-tag{
  position:absolute;top:14px;left:14px;
  background:rgba(15,23,42,.82);backdrop-filter:blur(6px);
  color:#fff;font-size:12px;font-weight:700;padding:5px 14px;border-radius:30px;
}
.guide-card-body{padding:22px;display:flex;flex-direction:column;flex:1}
.guide-card-body h3{font-size:20px;font-weight:700;margin-bottom:8px}
.guide-card-body p{font-size:14px;color:var(--text-weak);line-height:1.7;flex:1}
.guide-card-progress{
  margin-top:18px;padding-top:14px;border-top:1px dashed var(--border);
}
.progress-top{display:flex;justify-content:space-between;font-size:13px;margin-bottom:6px}
.progress-top span:first-child{color:var(--text-weak)}
.progress-top span:last-child{font-weight:700;color:var(--accent)}
.progress-bar{
  height:6px;background:var(--bg-deep);border-radius:6px;overflow:hidden;
}
.progress-bar span{
  display:block;height:100%;border-radius:6px;
  background:linear-gradient(90deg,var(--accent),#fbbf24);
}

/* 热门赛事榜 */
.hot-section{
  background:var(--bg-deep);
}
.hot-list{
  display:grid;grid-template-columns:1fr 1fr;gap:18px;
}
.hot-card{
  background:var(--card);border-radius:var(--radius-sm);
  padding:20px 24px;display:flex;align-items:center;gap:18px;
  border:1px solid var(--border);transition:all var(--transition);
  position:relative;
}
.hot-card:hover{border-color:rgba(245,158,11,.35);box-shadow:var(--shadow);transform:translateY(-3px)}
.hot-rank{
  font-size:30px;font-weight:900;color:transparent;
  -webkit-text-stroke:2px rgba(15,23,42,.25);
  min-width:52px;text-align:center;line-height:1;
}
.hot-card:nth-child(1) .hot-rank{
  -webkit-text-stroke:0;color:var(--accent);
}
.hot-card:nth-child(2) .hot-rank{
  -webkit-text-stroke:0;color:#94a3b8;
}
.hot-card:nth-child(3) .hot-rank{
  -webkit-text-stroke:0;color:#c47f4a;
}
.hot-info{flex:1;min-width:0}
.hot-info h3{font-size:17px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hot-meta{
  display:flex;gap:14px;font-size:13px;color:var(--text-weak);margin-top:4px;flex-wrap:wrap;
}
.hot-meta i{color:var(--accent);margin-right:4px}
.hot-badge{
  font-size:12px;font-weight:700;padding:5px 12px;border-radius:30px;
  background:linear-gradient(135deg,var(--accent),#fbbf24);color:#fff;
  box-shadow:0 4px 12px rgba(245,158,11,.25);
}

/* 更新时间线 */
.timeline{
  position:relative;max-width:780px;margin:0 auto;
  padding-left:36px;
}
.timeline::before{
  content:"";position:absolute;left:10px;top:8px;bottom:8px;
  width:3px;border-radius:4px;
  background:linear-gradient(180deg,var(--accent),rgba(245,158,11,.1));
}
.timeline-item{
  position:relative;padding:0 0 34px 16px;
}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{
  content:"";position:absolute;left:-35px;top:6px;
  width:18px;height:18px;border-radius:50%;
  background:#fff;border:4px solid var(--accent);
  box-shadow:0 0 0 5px rgba(245,158,11,.15);
  z-index:2;
}
.timeline-card{
  background:var(--card);border-radius:var(--radius-sm);
  padding:20px 24px;border:1px solid var(--border);
  transition:var(--transition);
}
.timeline-card:hover{box-shadow:var(--shadow);border-color:rgba(245,158,11,.3)}
.timeline-date{
  font-size:13px;font-weight:700;color:var(--accent);margin-bottom:6px;
  display:flex;align-items:center;gap:6px;
}
.timeline-card h3{font-size:18px;font-weight:700;margin-bottom:4px}
.timeline-card p{font-size:14px;color:var(--text-weak)}

/* 看点网格 */
.highlight-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.highlight-card{
  border-radius:var(--radius);overflow:hidden;
  background:var(--card);border:1px solid var(--border);
  transition:var(--transition);position:relative;
}
.highlight-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.highlight-cover{
  position:relative;height:230px;overflow:hidden;
}
.highlight-cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 40%,rgba(15,23,42,.75));
}
.highlight-cover img{width:100%;height:100%;object-fit:cover}
.highlight-play{
  position:absolute;bottom:16px;left:16px;right:16px;z-index:2;
  display:flex;align-items:center;justify-content:space-between;
}
.highlight-play .tag{
  background:var(--accent);color:#fff;font-size:12px;font-weight:700;
  padding:4px 12px;border-radius:30px;
}
.highlight-play .count{
  background:rgba(15,23,42,.7);backdrop-filter:blur(4px);
  color:#fff;font-size:12px;padding:4px 12px;border-radius:30px;
}
.highlight-body{padding:16px 18px}
.highlight-body h3{font-size:16px;font-weight:700;line-height:1.4;margin-bottom:10px}
.follow-row{display:flex;align-items:center;gap:10px}
.follow-btn{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:700;color:var(--accent);
  background:rgba(245,158,11,.1);border:1px solid rgba(245,158,11,.3);
  padding:5px 14px;border-radius:30px;transition:var(--transition);
}
.follow-btn:hover{background:var(--accent);color:#fff}
.follow-progress{flex:1;height:5px;background:var(--bg-deep);border-radius:6px;overflow:hidden}
.follow-progress span{display:block;height:100%;background:var(--accent);border-radius:6px}

/* FAQ */
.faq-wrap{
  max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:14px;
}
.faq-item{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius-sm);overflow:hidden;
  transition:var(--transition);
}
.faq-item:hover{border-color:rgba(245,158,11,.3);box-shadow:var(--shadow)}
.faq-q{
  width:100%;background:none;border:none;
  display:flex;align-items:center;gap:14px;
  padding:20px 24px;font-size:16px;font-weight:600;color:var(--text);
  text-align:left;transition:var(--transition);
}
.faq-q i{
  color:var(--accent);font-size:18px;transition:transform var(--transition);
}
.faq-q .faq-icon{
  margin-left:auto;width:28px;height:28px;border-radius:50%;
  background:rgba(245,158,11,.12);display:flex;align-items:center;justify-content:center;
  color:var(--accent);font-size:14px;flex-shrink:0;
}
details[open] .faq-q .faq-icon{transform:rotate(45deg)}
.faq-a{padding:0 24px 20px 56px;color:var(--text-weak);font-size:15px;line-height:1.8}

/* CTA */
.cta-section{
  position:relative;
  background:linear-gradient(135deg,#0f172a 0%,#1e3a5f 70%,#172a46 100%);
  border-radius:30px;overflow:hidden;
  padding:70px 60px;text-align:center;color:#fff;
}
.cta-section::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 20% 80%,rgba(245,158,11,.25),transparent 50%);
}
.cta-section::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 85% 15%,rgba(245,158,11,.15),transparent 45%);
}
.cta-inner{position:relative;z-index:2}
.cta-section h2{
  font-size:clamp(26px,3.5vw,40px);font-weight:800;margin-bottom:14px;
}
.cta-section p{color:rgba(255,255,255,.75);max-width:560px;margin:0 auto 32px}
.cta-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* Footer */
.site-footer{
  background:var(--primary);color:rgba(255,255,255,.75);
  margin-top:80px;
}
.footer-main{padding:52px 0 40px}
.footer-grid{
  display:grid;grid-template-columns:2fr 1fr 1.2fr;gap:44px;
}
.footer-logo{
  display:flex;align-items:center;gap:10px;
  font-size:19px;font-weight:800;color:#fff;margin-bottom:14px;
}
.logo-dot{
  width:12px;height:12px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),#ffd166);
  box-shadow:0 0 0 3px rgba(245,158,11,.2);
}
.footer-brand p{font-size:14px;line-height:1.8;max-width:340px}
.footer-title{
  font-size:16px;font-weight:700;color:#fff;margin-bottom:16px;
  position:relative;padding-bottom:8px;
}
.footer-title::after{
  content:"";position:absolute;left:0;bottom:0;width:30px;height:3px;
  border-radius:4px;background:var(--accent);
}
.footer-links{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer-links a{
  color:rgba(255,255,255,.65);font-size:14px;transition:var(--transition);
  display:inline-flex;align-items:center;gap:6px;
}
.footer-links a:hover{color:var(--accent);padding-left:4px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:20px 0;
}
.footer-bottom .container{
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.6);transition:var(--transition)}
.footer-bottom a:hover{color:var(--accent)}

/* 响应式 */
@media(max-width:1024px){
  .guide-grid{grid-template-columns:repeat(2,1fr)}
  .highlight-grid{grid-template-columns:repeat(2,1fr)}
  .hero-stat-row{gap:24px}
  .cta-section{padding:50px 36px}
}
@media(max-width:768px){
  :root{--section-space:64px}
  .header-top-inner{height:60px}
  .header-trends{display:none}
  .header-search{display:none}
  .menu-toggle{display:flex;margin-left:auto}
  .header-nav{
    position:fixed;top:60px;right:0;bottom:0;width:300px;
    background:var(--primary);transform:translateX(100%);
    transition:transform .3s ease;border-left:1px solid rgba(255,255,255,.08);
    border-top:none;z-index:99;
  }
  .header-nav.open{transform:translateX(0)}
  .main-menu{flex-direction:column;padding:24px 16px;gap:4px}
  .main-menu a{width:100%;padding:14px 18px;border-radius:10px}
  .main-menu a:hover{background:rgba(255,255,255,.06)}
  .main-menu a::after{display:none}
  .main-menu a.active{background:rgba(245,158,11,.12);color:var(--accent)}
  .category-hero{padding:72px 0 56px}
  .hot-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-brand{grid-column:1/-1}
  .section-header{flex-direction:column;align-items:flex-start}
  .card-tools{width:100%}
}
@media(max-width:520px){
  .container{padding:0 16px}
  .guide-grid,.highlight-grid{grid-template-columns:1fr}
  .hero-actions .btn{width:100%;padding:12px 20px}
  .hot-card{flex-wrap:wrap}
  .hot-rank{min-width:40px;font-size:26px}
  .cta-section{padding:42px 20px}
  .cta-btns .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom .container{justify-content:center;text-align:center}
  .timeline{padding-left:26px}
  .timeline-item::before{left:-29px;width:15px;height:15px}
  .highlight-card{max-width:320px;margin:0 auto}
  .guide-card{max-width:400px;margin:0 auto}
}

/* roulang page: article */
:root {
    --primary: #16284F;
    --primary-dark: #0E1B38;
    --primary-light: #23407A;
    --accent: #FF6B35;
    --accent-hover: #E55A28;
    --accent-soft: #FFF0E9;
    --bg: #F5F7FC;
    --card-bg: #FFFFFF;
    --text: #1F2937;
    --text-light: #6B7280;
    --text-muted: #9CA3AF;
    --border: #E6E9F0;
    --radius: 16px;
    --radius-sm: 10px;
    --radius-lg: 24px;
    --shadow: 0 8px 30px rgba(22, 40, 79, 0.08);
    --shadow-hover: 0 16px 40px rgba(22, 40, 79, 0.15);
    --transition: all 0.3s ease;
    --container: 1200px;
    --header-h: 68px;
}
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}
img, svg, video {
    max-width: 100%;
    display: block;
    height: auto;
}
a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}
button, input, select, textarea {
    font: inherit;
    border: none;
    outline: none;
    background: none;
}
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}
.section-head {
    text-align: center;
    margin-bottom: 48px;
}
.section-eyebrow {
    display: inline-block;
    background: var(--accent-soft);
    color: var(--accent);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 6px 18px;
    border-radius: 100px;
    margin-bottom: 16px;
    text-transform: uppercase;
}
.section-head h2 {
    font-size: 32px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.5px;
    line-height: 1.3;
}
.section-head p {
    color: var(--text-light);
    font-size: 16px;
    margin-top: 12px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 100px;
    font-size: 15px;
    font-weight: 700;
    line-height: 1.2;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}
.btn-primary {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 8px 20px rgba(255, 107, 53, 0.25);
}
.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(255, 107, 53, 0.35);
}
.btn-light {
    background: #fff;
    color: var(--primary);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}
.btn-light:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(22, 40, 79, 0.28);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--primary);
    box-shadow: 0 4px 24px rgba(14, 27, 56, 0.25);
}
.header-top {
    background: rgba(255, 255, 255, 0.06);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.header-top-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 34px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.75);
}
.header-welcome {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.header-hot {
    display: flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    overflow: hidden;
}
.hot-label {
    color: var(--accent);
    font-weight: 700;
}
.header-hot a {
    padding: 2px 10px;
    border-radius: 100px;
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.85);
    font-size: 12px;
}
.header-hot a:hover {
    background: var(--accent);
    color: #fff;
}
.header-main {
    background: transparent;
}
.header-main-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--header-h);
    gap: 20px;
}
.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 800;
    color: #fff;
    letter-spacing: 0.5px;
    white-space: nowrap;
    flex-shrink: 0;
}
.logo-dot {
    display: inline-block;
    width: 22px;
    height: 22px;
    border-radius: 7px;
    background: linear-gradient(135deg, var(--accent), #FFB54D);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.4);
    flex-shrink: 0;
}
.main-menu {
    display: flex;
    align-items: center;
    gap: 6px;
}
.main-menu a {
    display: inline-flex;
    align-items: center;
    padding: 8px 20px;
    font-size: 15px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.8);
    border-radius: 100px;
    transition: var(--transition);
    white-space: nowrap;
}
.main-menu a:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
}
.main-menu a.active {
    color: #fff;
    background: var(--accent);
    box-shadow: 0 4px 14px rgba(255, 107, 53, 0.4);
}
.mobile-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 42px;
    height: 42px;
    padding: 10px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.1);
    cursor: pointer;
    flex-shrink: 0;
}
.mobile-toggle .bar {
    display: block;
    height: 2px;
    width: 22px;
    background: #fff;
    border-radius: 4px;
    transition: var(--transition);
}
.mobile-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
}
.mobile-toggle:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 2px;
}

.article-hero {
    position: relative;
    padding: 88px 0 72px;
    color: #fff;
    background-image: url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    overflow: hidden;
}
.article-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(105deg, rgba(14, 27, 56, 0.94) 0%, rgba(22, 40, 79, 0.86) 55%, rgba(35, 64, 122, 0.72) 100%);
}
.article-hero .container {
    position: relative;
    z-index: 2;
}
.breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
    font-size: 14px;
    margin-bottom: 28px;
    color: rgba(255, 255, 255, 0.7);
}
.breadcrumb a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}
.breadcrumb a:hover {
    color: var(--accent);
}
.breadcrumb-sep {
    color: rgba(255, 255, 255, 0.35);
    font-size: 12px;
}
.breadcrumb-current {
    color: rgba(255, 255, 255, 0.95);
    font-weight: 600;
}
.article-title {
    font-size: clamp(26px, 4vw, 42px);
    font-weight: 800;
    line-height: 1.3;
    letter-spacing: -0.5px;
    color: #fff;
    margin-bottom: 24px;
    max-width: 880px;
}
.article-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}
.meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    padding: 7px 16px;
    border-radius: 100px;
    font-size: 13px;
}
.meta-label {
    color: rgba(255, 255, 255, 0.55);
}
.meta-value {
    color: #fff;
    font-weight: 600;
}

.article-main-section {
    padding: 72px 0 80px;
    background: var(--bg);
}
.article-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 48px;
    align-items: start;
}
.article-content-wrap {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 48px;
    min-width: 0;
}
.article-content {
    font-size: 16.5px;
    line-height: 1.9;
    color: var(--text);
    word-break: break-word;
}
.article-content p {
    margin-bottom: 1.6em;
}
.article-content h2 {
    font-size: 24px;
    font-weight: 800;
    color: var(--primary);
    margin: 2em 0 0.8em;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border);
}
.article-content h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    margin: 1.8em 0 0.6em;
}
.article-content h4 {
    font-size: 17px;
    font-weight: 700;
    color: var(--primary);
    margin: 1.6em 0 0.5em;
}
.article-content img {
    border-radius: var(--radius);
    margin: 1.8em 0;
    box-shadow: var(--shadow);
    width: 100%;
    height: auto;
}
.article-content ul,
.article-content ol {
    margin: 1.2em 0 1.8em;
    padding-left: 1.5em;
}
.article-content ul li,
.article-content ol li {
    margin-bottom: 0.6em;
}
.article-content ul li::marker {
    color: var(--accent);
}
.article-content blockquote {
    border-left: 4px solid var(--accent);
    background: var(--accent-soft);
    padding: 18px 24px;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin: 1.8em 0;
    color: var(--primary);
    font-size: 16px;
    font-weight: 500;
}
.article-content blockquote p:last-child {
    margin-bottom: 0;
}
.article-content a {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 3px;
}
.article-content a:hover {
    color: var(--accent-hover);
}
.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.8em 0;
    font-size: 14px;
}
.article-content table th,
.article-content table td {
    border: 1px solid var(--border);
    padding: 12px 16px;
    text-align: left;
}
.article-content table th {
    background: var(--primary);
    color: #fff;
    font-weight: 600;
}
.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}
.tag {
    display: inline-flex;
    align-items: center;
    padding: 6px 16px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-light);
    transition: var(--transition);
}
.tag:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.not-found-box {
    text-align: center;
    padding: 60px 20px;
}
.not-found-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: var(--accent-soft);
    color: var(--accent);
    font-size: 36px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}
.not-found-box h2 {
    font-size: 28px;
    color: var(--primary);
    margin-bottom: 12px;
}
.not-found-box p {
    color: var(--text-light);
    margin-bottom: 28px;
}

.article-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
    position: sticky;
    top: calc(var(--header-h) + 20px);
}
.sidebar-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 28px 24px;
}
.sidebar-card-title {
    font-size: 17px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.sidebar-card-title::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 18px;
    background: var(--accent);
    border-radius: 4px;
}
.sidebar-post {
    display: block;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}
.sidebar-post:last-child {
    border-bottom: none;
    padding-bottom: 0;
}
.sidebar-post:first-child {
    padding-top: 0;
}
.sidebar-post:hover .sidebar-post-title {
    color: var(--accent);
    padding-left: 4px;
}
.sidebar-post-title {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    line-height: 1.5;
    transition: var(--transition);
}
.sidebar-post-date {
    display: block;
    font-size: 12px;
    color: var(--text-light);
    margin-top: 6px;
}

.related-section {
    padding: 80px 0;
    background: var(--card-bg);
    border-top: 1px solid var(--border);
}
.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.related-card {
    display: flex;
    flex-direction: column;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}
.related-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: transparent;
}
.related-thumb {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--border);
}
.related-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.related-card:hover .related-thumb img {
    transform: scale(1.05);
}
.related-thumb::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 55%, rgba(14, 27, 56, 0.35) 100%);
}
.related-category {
    position: absolute;
    top: 16px;
    left: 16px;
    z-index: 2;
    background: var(--accent);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    padding: 5px 14px;
    border-radius: 100px;
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.35);
}
.related-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.related-body h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.5;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.related-body p {
    font-size: 14px;
    color: var(--text-light);
    flex: 1;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.related-more {
    font-size: 14px;
    font-weight: 700;
    color: var(--accent);
    transition: var(--transition);
}
.related-card:hover .related-more {
    gap: 8px;
    letter-spacing: 0.5px;
}

.brand-section {
    padding: 80px 0;
    background: var(--bg);
}
.brand-card {
    position: relative;
    background-image: url('/assets/images/backpic/back-2.png');
    background-size: cover;
    background-position: center;
    border-radius: var(--radius-lg);
    overflow: hidden;
    padding: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    box-shadow: var(--shadow-hover);
}
.brand-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(14, 27, 56, 0.93) 0%, rgba(22, 40, 79, 0.85) 60%, rgba(35, 64, 122, 0.7) 100%);
}
.brand-info {
    position: relative;
    z-index: 2;
    flex: 1;
    color: #fff;
}
.brand-info h2 {
    font-size: 26px;
    font-weight: 800;
    margin-bottom: 16px;
}
.brand-info p {
    font-size: 15px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
    max-width: 560px;
}
.brand-stats {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    flex-shrink: 0;
}
.stat-item {
    text-align: center;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius);
    padding: 24px 20px;
    backdrop-filter: blur(10px);
    min-width: 110px;
}
.stat-item strong {
    display: block;
    font-size: 26px;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 4px;
}
.stat-item span {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.8);
}

.faq-section {
    padding: 80px 0;
    background: var(--card-bg);
}
.faq-grid {
    max-width: 780px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.faq-item {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 24px;
    transition: var(--transition);
    cursor: pointer;
}
.faq-item:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow);
}
.faq-item summary {
    font-size: 15px;
    font-weight: 700;
    color: var(--primary);
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    line-height: 1.5;
}
.faq-item summary::-webkit-details-marker {
    display: none;
}
.faq-item summary::after {
    content: '+';
    font-size: 22px;
    font-weight: 400;
    color: var(--accent);
    transition: var(--transition);
    flex-shrink: 0;
}
.faq-item[open] summary::after {
    transform: rotate(45deg);
}
.faq-item p {
    font-size: 14px;
    color: var(--text-light);
    margin-top: 14px;
    line-height: 1.7;
    padding-top: 14px;
    border-top: 1px solid var(--border);
}

.cta-section {
    padding: 40px 0 80px;
    background: var(--card-bg);
}
.cta-box {
    position: relative;
    text-align: center;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-lg);
    padding: 60px 40px;
    color: #fff;
    overflow: hidden;
}
.cta-box::before {
    content: '';
    position: absolute;
    top: -60px;
    right: -60px;
    width: 200px;
    height: 200px;
    background: rgba(255, 107, 53, 0.2);
    border-radius: 50%;
}
.cta-box::after {
    content: '';
    position: absolute;
    bottom: -80px;
    left: -40px;
    width: 180px;
    height: 180px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 50%;
}
.cta-box > * {
    position: relative;
    z-index: 2;
}
.cta-box h2 {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 12px;
}
.cta-box p {
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 28px;
    font-size: 16px;
}

.site-footer {
    background: var(--primary-dark);
    color: rgba(255, 255, 255, 0.75);
}
.footer-main {
    padding: 56px 0 40px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 48px;
}
.footer-brand .footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 16px;
}
.footer-brand p {
    font-size: 14px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.6);
    max-width: 360px;
}
.footer-title {
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 18px;
}
.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.footer-links a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition);
}
.footer-links a:hover {
    color: var(--accent);
    padding-left: 6px;
}
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 20px 0;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
}
.footer-bottom .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}
.footer-bottom a {
    color: rgba(255, 255, 255, 0.6);
}
.footer-bottom a:hover {
    color: var(--accent);
}

@media (max-width: 1024px) {
    .hero-title {
        font-size: 38px;
    }
    .article-grid {
        grid-template-columns: 1fr;
    }
    .article-sidebar {
        position: static;
        flex-direction: row;
        flex-wrap: wrap;
    }
    .sidebar-card {
        flex: 1;
        min-width: 260px;
    }
    .related-grid {
        grid-template-columns: 1fr 1fr;
    }
    .brand-card {
        flex-direction: column;
        padding: 40px;
    }
    .brand-info {
        width: 100%;
    }
    .brand-stats {
        width: 100%;
        grid-template-columns: repeat(3, 1fr);
    }
    .faq-grid {
        grid-template-columns: 1fr;
    }
}
@media (max-width: 768px) {
    .header-top-inner {
        padding: 6px 16px;
    }
    .header-main-inner {
        padding: 0 16px;
        min-height: 60px;
    }
    .mobile-toggle {
        display: flex;
    }
    .main-menu {
        position: fixed;
        top: 0;
        right: -300px;
        width: 280px;
        height: 100vh;
        flex-direction: column;
        align-items: stretch;
        gap: 6px;
        background: var(--primary);
        padding: 80px 20px 24px;
        box-shadow: -12px 0 40px rgba(0, 0, 0, 0.3);
        transition: right 0.35s ease;
        z-index: 999;
    }
    .main-menu.open {
        right: 0;
    }
    .main-menu a {
        padding: 14px 20px;
        font-size: 16px;
        border-radius: 12px;
    }
    .article-hero {
        padding: 60px 0 48px;
        background-attachment: scroll;
    }
    .article-title {
        font-size: 28px;
    }
    .article-main-section {
        padding: 48px 0 56px;
    }
    .article-content-wrap {
        padding: 28px 20px;
    }
    .related-section {
        padding: 56px 0;
    }
    .related-grid {
        grid-template-columns: 1fr;
    }
    .brand-section {
        padding: 56px 0;
    }
    .brand-card {
        padding: 28px 20px;
    }
    .brand-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }
    .stat-item {
        padding: 18px 10px;
        min-width: 0;
    }
    .stat-item strong {
        font-size: 22px;
    }
    .faq-section {
        padding: 56px 0;
    }
    .cta-section {
        padding: 24px 0 56px;
    }
    .cta-box {
        padding: 40px 20px;
    }
    .cta-box h2 {
        font-size: 24px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .footer-bottom .container {
        flex-direction: column;
        text-align: center;
    }
}
@media (max-width: 520px) {
    .container {
        padding: 0 16px;
    }
    .header-welcome {
        display: none;
    }
    .header-top-inner {
        justify-content: center;
    }
    .logo {
        font-size: 17px;
    }
    .logo-dot {
        width: 18px;
        height: 18px;
    }
    .article-hero {
        padding: 48px 0 40px;
    }
    .article-meta {
        gap: 8px;
    }
    .meta-item {
        padding: 5px 12px;
        font-size: 12px;
    }
    .article-title {
        font-size: 23px;
    }
    .section-head {
        margin-bottom: 32px;
    }
    .section-head h2 {
        font-size: 24px;
    }
    .brand-stats {
        grid-template-columns: 1fr;
    }
    .stat-item {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        padding: 12px 16px;
    }
    .stat-item strong {
        font-size: 20px;
        margin-bottom: 0;
    }
    .faq-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    .footer-main {
        padding: 40px 0 32px;
    }
}