/* roulang page: index */
/* ======== 设计变量 ======== */
:root {
  --primary: #0b1e3c;
  --primary-light: #16335f;
  --primary-dark: #081528;
  --accent: #e8a33d;
  --accent-hover: #d4902b;
  --accent-soft: #fef3e0;
  --bg-light: #f5f7fa;
  --bg-white: #ffffff;
  --text-main: #17212b;
  --text-muted: #5e6d82;
  --border: #e6eaf0;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 10px rgba(12, 30, 60, 0.06);
  --shadow-md: 0 8px 30px rgba(12, 30, 60, 0.08);
  --shadow-lg: 0 20px 50px rgba(12, 30, 60, 0.15);
  --transition: all 0.3s ease;
}

/* ======== 基础重置 ======== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg-light);
  color: var(--text-main);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; display: block; }
button { border: none; background: none; cursor: pointer; }
input, textarea { outline: none; }
ul, ol { list-style: none; padding: 0; margin: 0; }
.container { max-width: 1200px; padding-left: 24px; padding-right: 24px; }

/* ======== 通用组件 ======== */
.btn-custom {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 15px;
  transition: var(--transition);
  border: 2px solid transparent;
}
.btn-primary-custom {
  background: var(--accent);
  color: var(--primary-dark);
  box-shadow: 0 6px 20px rgba(232, 163, 61, 0.35);
}
.btn-primary-custom:hover {
  background: var(--accent-hover);
  color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(232, 163, 61, 0.45);
}
.btn-outline-custom {
  border-color: rgba(255,255,255,0.7);
  color: #fff;
}
.btn-outline-custom:hover {
  background: rgba(255,255,255,0.15);
  border-color: #fff;
  color: #fff;
}
.section-title {
  font-size: 34px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 12px;
  letter-spacing: -0.5px;
  position: relative;
}
.section-subtitle {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto 48px;
  line-height: 1.7;
}
.section-tag {
  display: inline-block;
  padding: 4px 16px;
  border-radius: 50px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}
.badge-tag {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 600;
  background: var(--accent);
  color: var(--primary-dark);
}

/* ======== Header 双层导航 ======== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--primary);
  box-shadow: 0 4px 24px rgba(11, 30, 60, 0.3);
}
.header-top {
  padding: 12px 0;
}
.header-top .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.brand {
  font-size: 24px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand span {
  color: var(--accent);
}
.brand i {
  font-size: 22px;
  color: var(--accent);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}
.search-form {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.12);
  border-radius: 50px;
  padding: 4px 4px 4px 18px;
  border: 1px solid rgba(255,255,255,0.2);
  transition: var(--transition);
  min-width: 260px;
}
.search-form:focus-within {
  background: rgba(255,255,255,0.2);
  border-color: var(--accent);
}
.search-form input {
  background: transparent;
  border: none;
  color: #fff;
  font-size: 14px;
  width: 100%;
  padding: 6px 0;
}
.search-form input::placeholder { color: rgba(255,255,255,0.6); }
.search-form button {
  background: var(--accent);
  color: var(--primary-dark);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  flex-shrink: 0;
}
.search-form button:hover { background: var(--accent-hover); transform: scale(1.05); }
.btn-login {
  padding: 8px 22px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 600;
  background: var(--accent);
  color: var(--primary-dark);
  transition: var(--transition);
  white-space: nowrap;
}
.btn-login:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(232, 163, 61, 0.4);
}

/* 频道导航 */
.main-nav {
  background: rgba(255,255,255,0.06);
  border-top: 1px solid rgba(255,255,255,0.08);
}
.main-nav .container {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  padding-top: 6px;
  padding-bottom: 6px;
}
.main-nav .container::-webkit-scrollbar { display: none; }
.nav-tab {
  padding: 10px 24px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 600;
  color: rgba(255,255,255,0.75);
  white-space: nowrap;
  transition: var(--transition);
  position: relative;
}
.nav-tab:hover {
  color: #fff;
  background: rgba(255,255,255,0.1);
}
.nav-tab.active {
  color: var(--primary-dark);
  background: var(--accent);
  box-shadow: 0 4px 15px rgba(232,163,61,0.4);
}
.nav-tab i {
  margin-right: 6px;
  font-size: 14px;
}
.nav-tag {
  font-size: 11px;
  background: rgba(232,163,61,0.3);
  padding: 2px 8px;
  border-radius: 20px;
  margin-left: 6px;
  color: var(--accent);
  vertical-align: 1px;
}

/* ======== Hero ======== */
.hero {
  position: relative;
  padding: 120px 0 100px;
  background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(11,30,60,0.92) 0%, rgba(11,30,60,0.75) 50%, rgba(11,30,60,0.4) 100%);
}
.hero .container {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 860px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(232,163,61,0.18);
  border: 1px solid rgba(232,163,61,0.4);
  color: var(--accent);
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 28px;
  letter-spacing: 0.5px;
}
.hero h1 {
  font-size: 52px;
  font-weight: 900;
  color: #fff;
  line-height: 1.25;
  margin-bottom: 20px;
  letter-spacing: -1px;
}
.hero h1 span {
  color: var(--accent);
}
.hero .lead {
  font-size: 18px;
  color: rgba(255,255,255,0.85);
  max-width: 640px;
  margin: 0 auto 36px;
  line-height: 1.8;
}
.hero-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 60px;
}
.hero-stats {
  display: flex;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 24px 30px;
  backdrop-filter: blur(8px);
}
.hero-stat {
  text-align: center;
  padding: 0 30px;
  position: relative;
}
.hero-stat:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.2);
}
.hero-stat .num {
  font-size: 36px;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
}
.hero-stat .num em {
  color: var(--accent);
  font-style: normal;
  font-size: 22px;
}
.hero-stat .label {
  font-size: 13px;
  color: rgba(255,255,255,0.7);
  margin-top: 4px;
}

/* ======== Features ======== */
.features {
  padding: 100px 0;
  background: var(--bg-white);
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.feature-card {
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 40px 32px;
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: var(--accent);
  transition: var(--transition);
  border-radius: 0 4px 4px 0;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.feature-card:hover::before { height: 100%; }
.feature-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 24px;
  background: var(--accent-soft);
  color: var(--accent);
}
.feature-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 0;
}

/* ======== 分类入口 ======== */
.categories {
  padding: 100px 0;
  background: var(--bg-light);
  position: relative;
}
.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.cat-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid var(--border);
  display: block;
  position: relative;
}
.cat-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}
.cat-card .cat-cover {
  height: 200px;
  position: relative;
  overflow: hidden;
}
.cat-card .cat-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.cat-card:hover .cat-cover img { transform: scale(1.08); }
.cat-card .cat-cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(11,30,60,0.4) 100%);
}
.cat-card .cat-body {
  padding: 28px;
  position: relative;
}
.cat-card .cat-icon {
  position: absolute;
  top: -26px;
  right: 24px;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--accent);
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: 0 8px 20px rgba(232,163,61,0.35);
  z-index: 2;
}
.cat-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}
.cat-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}
.cat-card .cat-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.cat-card .cat-link i { font-size: 12px; transition: var(--transition); }
.cat-card:hover .cat-link i { transform: translateX(4px); }

/* ======== 最新动态列表 ======== */
.latest-posts {
  padding: 100px 0;
  background: var(--bg-white);
}
.latest-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 40px;
  flex-wrap: wrap;
  gap: 16px;
}
.latest-head .section-title { margin-bottom: 0; }
.latest-head .view-all {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 50px;
  background: var(--bg-light);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.latest-head .view-all:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
}
.posts-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.post-card {
  display: flex;
  align-items: center;
  gap: 24px;
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 20px;
  transition: var(--transition);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.post-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--accent);
  opacity: 0;
  transition: var(--transition);
}
.post-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
  border-color: transparent;
}
.post-card:hover::before { opacity: 1; }
.post-card .post-index {
  font-size: 32px;
  font-weight: 900;
  color: var(--border);
  min-width: 56px;
  text-align: center;
  transition: var(--transition);
}
.post-card:hover .post-index { color: var(--accent); }
.post-card .post-cover {
  width: 180px;
  height: 110px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
}
.post-card .post-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.post-card .post-body {
  flex: 1;
  min-width: 0;
}
.post-card .post-tags {
  display: flex;
  gap: 8px;
  margin-bottom: 6px;
}
.post-card .post-tags span {
  font-size: 12px;
  padding: 2px 10px;
  border-radius: 20px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}
.post-card h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.post-card p {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.post-card .post-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 12px;
  color: var(--text-muted);
}
.post-card .post-meta i { font-size: 12px; }
.post-card .read-more {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  margin-left: auto;
}
.post-card .read-more i { font-size: 11px; }
.empty-state {
  text-align: center;
  padding: 60px 20px;
  background: var(--bg-light);
  border-radius: var(--radius);
  border: 2px dashed var(--border);
}
.empty-state i {
  font-size: 48px;
  color: var(--border);
  margin-bottom: 16px;
}
.empty-state p {
  font-size: 15px;
  color: var(--text-muted);
}

/* ======== 数据统计 ======== */
.stats-section {
  padding: 0;
  position: relative;
  background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
}
.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(11,30,60,0.88);
}
.stats-wrapper {
  position: relative;
  z-index: 2;
  padding: 90px 0;
  text-align: center;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-top: 20px;
}
.stat-item {
  padding: 30px 20px;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  transition: var(--transition);
}
.stat-item:hover {
  background: rgba(255,255,255,0.12);
  transform: translateY(-4px);
  border-color: var(--accent);
}
.stat-item .icon {
  font-size: 32px;
  color: var(--accent);
  margin-bottom: 12px;
}
.stat-item .num {
  font-size: 42px;
  font-weight: 900;
  color: #fff;
  line-height: 1.2;
}
.stat-item .num em {
  font-style: normal;
  color: var(--accent);
  font-size: 24px;
}
.stat-item .label {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  margin-top: 6px;
}

/* ======== 服务流程 ======== */
.process-section {
  padding: 100px 0;
  background: var(--bg-light);
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--border) 100%);
  opacity: 0.5;
}
.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}
.process-step .step-num {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--bg-white);
  border: 3px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 900;
  color: var(--accent);
  margin: 0 auto 20px;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}
.process-step:hover .step-num {
  background: var(--accent);
  color: var(--primary-dark);
  transform: scale(1.08);
}
.process-step h4 {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}
.process-step p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 180px;
  margin: 0 auto;
}

/* ======== FAQ ======== */
.faq-section {
  padding: 100px 0;
  background: var(--bg-white);
}
.faq-wrapper {
  max-width: 800px;
  margin: 0 auto;
}
.faq-item {
  border: 1px solid var(--border) !important;
  border-radius: var(--radius) !important;
  margin-bottom: 16px;
  overflow: hidden;
  background: var(--bg-light);
  transition: var(--transition);
}
.faq-item:hover {
  border-color: var(--accent) !important;
}
.faq-item:first-of-type { border-radius: var(--radius) !important; }
.faq-item:last-of-type { border-radius: var(--radius) !important; margin-bottom: 0; }
.faq-item .accordion-button {
  background: transparent;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  padding: 20px 24px;
  box-shadow: none !important;
}
.faq-item .accordion-button:not(.collapsed) {
  color: var(--primary);
  background: transparent;
}
.faq-item .accordion-button:focus {
  box-shadow: 0 0 0 3px rgba(232,163,61,0.2) !important;
}
.faq-item .accordion-button::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23e8a33d'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}
.faq-item .accordion-body {
  padding: 0 24px 24px;
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.8;
}

/* ======== 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(11,30,60,0.92), rgba(11,30,60,0.72));
}
.cta-wrapper {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}
.cta-wrapper h2 {
  font-size: 40px;
  font-weight: 900;
  color: #fff;
  margin-bottom: 16px;
}
.cta-wrapper p {
  font-size: 17px;
  color: rgba(255,255,255,0.85);
  margin-bottom: 36px;
  line-height: 1.8;
}
.cta-wrapper .btn-group-custom {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ======== Footer ======== */
.site-footer {
  background: var(--primary-dark);
  padding: 70px 0 30px;
  color: rgba(255,255,255,0.7);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 50px;
  margin-bottom: 50px;
}
.footer-brand .footer-logo {
  font-size: 24px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-brand .footer-logo span { color: var(--accent); }
.footer-brand .footer-logo i { color: var(--accent); }
.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 20px;
  max-width: 320px;
}
.footer-social {
  display: flex;
  gap: 12px;
}
.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  transition: var(--transition);
  font-size: 16px;
}
.footer-social a:hover {
  background: var(--accent);
  color: var(--primary-dark);
  transform: translateY(-3px);
}
.footer-col h4 {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}
.footer-col h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 30px;
  height: 3px;
  background: var(--accent);
  border-radius: 3px;
}
.footer-col ul li {
  margin-bottom: 10px;
}
.footer-col ul li a {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.footer-col ul li a:hover {
  color: var(--accent);
  padding-left: 4px;
}
.footer-col ul li a i { font-size: 10px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
}

/* ======== 响应式 ======== */
@media (max-width: 1024px) {
  .hero h1 { font-size: 42px; }
  .hero { padding: 90px 0 80px; }
  .features-grid, .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: 40px 20px; }
  .process-steps::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}
@media (max-width: 768px) {
  body { font-size: 15px; }
  .section-title { font-size: 28px; }
  .header-top .container { flex-direction: column; gap: 12px; }
  .header-actions { width: 100%; flex-direction: column; }
  .search-form { width: 100%; min-width: 0; }
  .hero h1 { font-size: 34px; }
  .hero .lead { font-size: 16px; }
  .hero-stats { flex-direction: column; gap: 16px; padding: 20px; }
  .hero-stat:not(:last-child)::after { display: none; }
  .hero-stat { padding: 0; }
  .features-grid, .cat-grid { grid-template-columns: 1fr; }
  .latest-head { flex-direction: column; align-items: flex-start; }
  .post-card { flex-direction: column; align-items: flex-start; gap: 16px; }
  .post-card .post-cover { width: 100%; height: 180px; }
  .post-card .post-index { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .cta-wrapper h2 { font-size: 30px; }
}
@media (max-width: 520px) {
  .container { padding-left: 18px; padding-right: 18px; }
  .hero { padding: 70px 0 60px; }
  .hero h1 { font-size: 28px; }
  .hero-badge { font-size: 12px; }
  .stats-grid { grid-template-columns: 1fr; }
  .btn-custom { width: 100%; justify-content: center; }
  .hero-btns { flex-direction: column; gap: 12px; }
  .search-form { min-width: 0; }
}

/* roulang page: category1 */
/* ============ Design Tokens ============ */
    :root {
      --primary: #ff5a1f;
      --primary-dark: #d64a12;
      --primary-light: #ff7a45;
      --accent: #00c4a7;
      --accent-bg: #e0f7f3;
      --dark: #0d1621;
      --dark-2: #141f2d;
      --dark-3: #1b2a3a;
      --bg: #f3f5f9;
      --card: #ffffff;
      --text: #172238;
      --text-2: #54637a;
      --text-3: #8a97ab;
      --border: #e1e6ef;
      --radius: 14px;
      --radius-s: 10px;
      --radius-lg: 22px;
      --shadow: 0 10px 32px rgba(13, 22, 33, 0.08);
      --shadow-lg: 0 20px 52px rgba(13, 22, 33, 0.12);
      --space: 90px;
      --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    }

    /* ============ Reset & Base ============ */
    *,
    *::before,
    *::after {
      box-sizing: border-box;
    }
    html {
      scroll-behavior: smooth;
      -webkit-text-size-adjust: 100%;
    }
    body {
      margin: 0;
      font-family: var(--font);
      background: var(--bg);
      color: var(--text);
      line-height: 1.7;
      -webkit-font-smoothing: antialiased;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: var(--transition);
    }
    img {
      max-width: 100%;
      display: block;
      object-fit: cover;
    }
    h1, h2, h3, h4, h5, h6 {
      font-weight: 700;
      line-height: 1.35;
      margin: 0 0 0.5em;
      letter-spacing: -0.01em;
    }
    p {
      margin: 0 0 1rem;
    }
    ul, ol {
      margin: 0;
      padding: 0;
      list-style: none;
    }
    button,
    input {
      font-family: inherit;
      border: none;
      outline: none;
    }
    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding-left: 20px;
      padding-right: 20px;
    }
    section {
      position: relative;
    }

    /* ============ Top Header ============ */
    .site-header {
      background: linear-gradient(120deg, #0a141f 0%, #101d2c 100%);
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      position: sticky;
      top: 0;
      z-index: 999;
      box-shadow: 0 6px 24px rgba(0, 0, 0, 0.2);
    }
    .header-top {
      padding: 18px 0;
    }
    .header-top .container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 16px;
    }
    .brand {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 24px;
      font-weight: 800;
      color: #fff;
      letter-spacing: 0.02em;
      white-space: nowrap;
    }
    .brand i {
      color: var(--primary);
      font-size: 26px;
    }
    .brand span {
      color: var(--primary);
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 14px;
    }
    .search-form {
      display: flex;
      align-items: center;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 50px;
      padding: 7px 16px;
      gap: 8px;
      transition: all 0.3s ease;
      width: 300px;
    }
    .search-form:focus-within {
      background: rgba(255, 255, 255, 0.14);
      border-color: rgba(255, 255, 255, 0.32);
    }
    .search-form input {
      background: transparent;
      border: none;
      color: #fff;
      font-size: 14px;
      width: 100%;
    }
    .search-form input::placeholder {
      color: rgba(255, 255, 255, 0.5);
    }
    .search-form button {
      background: transparent;
      color: var(--primary);
      font-size: 15px;
      cursor: pointer;
      padding: 2px;
      transition: transform 0.2s;
    }
    .search-form button:hover {
      transform: translateX(3px);
    }
    .btn-login {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.2);
      color: #fff;
      font-size: 14px;
      font-weight: 500;
      padding: 8px 20px;
      border-radius: 50px;
      transition: all 0.3s ease;
    }
    .btn-login:hover {
      background: var(--primary);
      border-color: var(--primary);
      box-shadow: 0 6px 18px rgba(255, 90, 31, 0.35);
    }

    /* ============ Main Nav Tabs ============ */
    .main-nav {
      background: rgba(255, 255, 255, 0.04);
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      overflow-x: auto;
      scrollbar-width: none;
      -webkit-overflow-scrolling: touch;
    }
    .main-nav::-webkit-scrollbar {
      display: none;
    }
    .main-nav .container {
      display: flex;
      align-items: center;
      gap: 8px;
      min-width: max-content;
      padding-top: 0;
      padding-bottom: 0;
    }
    .nav-tab {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 13px 22px;
      color: rgba(255, 255, 255, 0.76);
      font-size: 15px;
      font-weight: 500;
      border-bottom: 3px solid transparent;
      transition: all 0.25s ease;
      white-space: nowrap;
    }
    .nav-tab i {
      font-size: 15px;
      color: rgba(255, 255, 255, 0.45);
      transition: color 0.25s;
    }
    .nav-tab:hover {
      color: #fff;
      background: rgba(255, 255, 255, 0.04);
    }
    .nav-tab:hover i {
      color: var(--primary-light);
    }
    .nav-tab.active {
      color: #fff;
      background: linear-gradient(180deg, rgba(255, 90, 31, 0.16), rgba(255, 90, 31, 0.02));
      border-bottom-color: var(--primary);
    }
    .nav-tab.active i {
      color: var(--primary);
    }

    /* ============ Banner ============ */
    .page-banner {
      padding: 100px 0;
      background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
      position: relative;
      overflow: hidden;
    }
    .page-banner::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(115deg, rgba(8, 15, 25, 0.94) 20%, rgba(13, 22, 33, 0.72) 60%, rgba(13, 22, 33, 0.35) 100%);
      z-index: 1;
    }
    .banner-content {
      position: relative;
      z-index: 2;
      max-width: 800px;
    }
    .banner-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.2);
      color: #fff;
      font-size: 13px;
      padding: 7px 16px;
      border-radius: 50px;
      backdrop-filter: blur(8px);
      margin-bottom: 22px;
    }
    .banner-badge i {
      color: var(--primary);
    }
    .banner-content h1 {
      color: #fff;
      font-size: 46px;
      font-weight: 800;
      margin-bottom: 16px;
      letter-spacing: 0.01em;
      line-height: 1.2;
    }
    .banner-content h1 span {
      color: var(--primary);
    }
    .banner-content p {
      color: rgba(255, 255, 255, 0.82);
      font-size: 17px;
      line-height: 1.8;
      margin-bottom: 30px;
      max-width: 540px;
    }
    .banner-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }
    .banner-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.18);
      color: #fff;
      font-size: 13px;
      padding: 8px 18px;
      border-radius: 50px;
      backdrop-filter: blur(4px);
      transition: all 0.3s ease;
    }
    .banner-tag i {
      color: var(--accent);
    }
    .banner-tag:hover {
      background: rgba(255, 255, 255, 0.22);
      color: #fff;
      transform: translateY(-2px);
    }

    /* ============ Section Common ============ */
    .section {
      padding: var(--space) 0;
    }
    .section-alt {
      background: #fff;
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }
    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 40px;
      flex-wrap: wrap;
    }
    .section-head .subtitle {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--primary);
      font-weight: 600;
      font-size: 14px;
      letter-spacing: 0.04em;
      margin-bottom: 8px;
    }
    .section-head .subtitle::before {
      content: "";
      width: 18px;
      height: 3px;
      border-radius: 4px;
      background: var(--primary);
      display: inline-block;
    }
    .section-head h2 {
      font-size: 32px;
      margin-bottom: 8px;
      color: var(--text);
    }
    .section-head p {
      color: var(--text-2);
      font-size: 15px;
      margin-bottom: 0;
    }
    .section-link {
      color: var(--text-2);
      font-size: 14px;
      font-weight: 500;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      white-space: nowrap;
      transition: all 0.25s;
    }
    .section-link:hover {
      color: var(--primary);
    }
    .section-link i {
      font-size: 12px;
    }

    /* ============ Ranking ============ */
    .rank-card {
      display: flex;
      align-items: center;
      gap: 18px;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 20px 22px;
      margin-bottom: 16px;
      transition: all 0.25s ease;
      box-shadow: 0 2px 8px rgba(13, 22, 33, 0.04);
      position: relative;
      overflow: hidden;
    }
    .rank-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow);
      border-color: rgba(255, 90, 31, 0.3);
    }
    .rank-num {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: var(--dark-2);
      color: #fff;
      font-size: 18px;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      letter-spacing: 0.02em;
    }
    .rank-card:nth-child(1) .rank-num {
      background: linear-gradient(135deg, #ffb830, #ff7a1f);
      color: #fff;
      box-shadow: 0 6px 18px rgba(255, 122, 31, 0.3);
    }
    .rank-card:nth-child(2) .rank-num {
      background: linear-gradient(135deg, #b6c4d1, #7e93a7);
    }
    .rank-card:nth-child(3) .rank-num {
      background: linear-gradient(135deg, #c9875a, #a4653c);
    }
    .rank-info {
      flex: 1;
      min-width: 0;
    }
    .rank-name {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 18px;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 4px;
    }
    .rank-name .hot-tag {
      background: rgba(255, 90, 31, 0.1);
      color: var(--primary-dark);
      border-radius: 6px;
      font-size: 12px;
      font-weight: 600;
      padding: 3px 10px;
    }
    .rank-meta {
      display: flex;
      align-items: center;
      gap: 14px;
      color: var(--text-3);
      font-size: 13px;
      margin-bottom: 10px;
    }
    .rank-meta i {
      margin-right: 4px;
      color: var(--text-3);
    }
    .rank-progress {
      height: 5px;
      background: #eef1f6;
      border-radius: 5px;
      overflow: hidden;
      max-width: 100%;
    }
    .rank-progress-bar {
      height: 100%;
      border-radius: 5px;
      background: linear-gradient(90deg, var(--primary), #ff935f);
    }
    .rank-score {
      text-align: right;
      flex-shrink: 0;
      padding-left: 12px;
    }
    .rank-score .number {
      font-size: 28px;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.1;
    }
    .rank-score .label {
      font-size: 12px;
      color: var(--text-3);
    }
    .rank-arrow {
      width: 38px;
      height: 38px;
      border-radius: 50%;
      background: #f1f3f8;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--text-2);
      font-size: 14px;
      transition: all 0.25s;
      flex-shrink: 0;
    }
    .rank-card:hover .rank-arrow {
      background: var(--primary);
      color: #fff;
    }

    /* ============ News Cards ============ */
    .news-card {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      overflow: hidden;
      transition: all 0.3s ease;
      height: 100%;
      display: flex;
      flex-direction: column;
      box-shadow: 0 2px 10px rgba(13, 22, 33, 0.05);
    }
    .news-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-lg);
      border-color: rgba(0, 196, 167, 0.2);
    }
    .news-thumb {
      position: relative;
      height: 190px;
      overflow: hidden;
    }
    .news-thumb img {
      width: 100%;
      height: 100%;
      transition: transform 0.5s ease;
    }
    .news-card:hover .news-thumb img {
      transform: scale(1.06);
    }
    .news-tag {
      position: absolute;
      top: 14px;
      left: 14px;
      background: rgba(255, 255, 255, 0.94);
      color: var(--primary-dark);
      font-size: 12px;
      font-weight: 600;
      padding: 4px 12px;
      border-radius: 50px;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
      backdrop-filter: blur(4px);
    }
    .news-tag.accent {
      color: #0c8b7d;
    }
    .news-body {
      padding: 20px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .news-title {
      font-size: 17px;
      font-weight: 700;
      line-height: 1.5;
      color: var(--text);
      margin-bottom: 10px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .news-excerpt {
      font-size: 14px;
      color: var(--text-2);
      line-height: 1.7;
      margin-bottom: 16px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .news-meta {
      margin-top: auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 13px;
      color: var(--text-3);
      border-top: 1px solid var(--border);
      padding-top: 14px;
    }
    .news-meta .date i {
      margin-right: 5px;
    }
    .news-meta .views i {
      margin-right: 5px;
      color: var(--primary);
    }

    /* ============ Calendar / Timeline ============ */
    .calendar-card {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 28px;
      box-shadow: var(--shadow);
    }
    .calendar-week {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
      margin-bottom: 26px;
    }
    .week-label {
      background: var(--dark-2);
      color: #fff;
      font-size: 13px;
      font-weight: 600;
      text-align: center;
      border-radius: var(--radius-s);
      padding: 9px;
      letter-spacing: 0.03em;
    }
    .timeline-list {
      position: relative;
      padding-left: 24px;
    }
    .timeline-list::before {
      content: "";
      position: absolute;
      left: 7px;
      top: 6px;
      bottom: 20px;
      width: 2px;
      background: linear-gradient(180deg, var(--primary) 0%, var(--accent) 100%);
      border-radius: 2px;
      opacity: 0.35;
    }
    .timeline-item {
      position: relative;
      padding-bottom: 22px;
    }
    .timeline-item:last-child {
      padding-bottom: 0;
    }
    .timeline-item::before {
      content: "";
      position: absolute;
      left: -24px;
      top: 8px;
      width: 14px;
      height: 14px;
      border-radius: 50%;
      background: var(--card);
      border: 3px solid var(--primary);
      box-shadow: 0 0 0 4px rgba(255, 90, 31, 0.15);
    }
    .timeline-item.event-live::before {
      border-color: var(--accent);
      box-shadow: 0 0 0 4px rgba(0, 196, 167, 0.15);
    }
    .timeline-date {
      font-size: 13px;
      font-weight: 600;
      color: var(--text-3);
      text-transform: uppercase;
      letter-spacing: 0.03em;
      margin-bottom: 4px;
    }
    .timeline-date .status-live {
      display: inline-block;
      color: var(--accent);
      font-size: 12px;
      margin-left: 8px;
      padding: 2px 10px;
      border-radius: 30px;
      background: var(--accent-bg);
    }
    .timeline-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 5px;
    }
    .timeline-desc {
      font-size: 14px;
      color: var(--text-2);
      margin-bottom: 8px;
    }
    .timeline-progress {
      height: 4px;
      background: #eff2f6;
      border-radius: 4px;
      overflow: hidden;
      margin-top: 8px;
    }
    .timeline-progress .fill {
      height: 100%;
      background: linear-gradient(90deg, var(--accent), var(--primary));
      border-radius: 4px;
    }

    /* ============ Deep Reading ============ */
    .deep-item {
      display: flex;
      gap: 24px;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 24px 26px;
      margin-bottom: 16px;
      transition: all 0.3s ease;
      box-shadow: 0 2px 8px rgba(13, 22, 33, 0.04);
      align-items: flex-start;
    }
    .deep-item:hover {
      transform: translateX(6px);
      box-shadow: var(--shadow);
      border-color: rgba(255, 90, 31, 0.2);
    }
    .deep-num {
      font-size: 42px;
      font-weight: 800;
      line-height: 1;
      color: transparent;
      -webkit-text-stroke: 1.5px rgba(255, 90, 31, 0.5);
      min-width: 60px;
      flex-shrink: 0;
      padding-top: 4px;
    }
    .deep-content {
      flex: 1;
    }
    .deep-content h3 {
      font-size: 19px;
      font-weight: 700;
      margin-bottom: 7px;
    }
    .deep-content p {
      font-size: 14px;
      color: var(--text-2);
      line-height: 1.7;
      margin-bottom: 12px;
    }
    .deep-meta {
      display: flex;
      align-items: center;
      gap: 16px;
      font-size: 13px;
      color: var(--text-3);
    }
    .deep-meta span i {
      margin-right: 4px;
      color: var(--accent);
    }
    .deep-btn {
      align-self: center;
      background: var(--dark-2);
      color: #fff;
      border-radius: 50px;
      padding: 9px 22px;
      font-size: 13px;
      font-weight: 500;
      white-space: nowrap;
      transition: all 0.25s;
      flex-shrink: 0;
    }
    .deep-btn:hover {
      background: var(--primary);
      color: #fff;
      transform: translateY(-2px);
    }

    /* ============ Stats ============ */
    .stats-panel {
      background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 50%, var(--dark-3) 100%);
      border-radius: var(--radius-lg);
      padding: 50px;
      color: #fff;
      position: relative;
      overflow: hidden;
    }
    .stats-panel::after {
      content: "";
      position: absolute;
      right: -80px;
      bottom: -80px;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      border: 40px solid rgba(255, 90, 31, 0.12);
    }
    .stats-panel::before {
      content: "";
      position: absolute;
      left: 20%;
      top: -90px;
      width: 200px;
      height: 200px;
      border-radius: 50%;
      border: 30px solid rgba(0, 196, 167, 0.08);
    }
    .stats-item {
      text-align: center;
      position: relative;
      z-index: 2;
      padding: 16px;
    }
    .stats-item .icon {
      width: 54px;
      height: 54px;
      border-radius: 14px;
      background: rgba(255, 255, 255, 0.1);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      color: var(--primary);
      margin-bottom: 16px;
    }
    .stats-item .num {
      font-size: 38px;
      font-weight: 800;
      line-height: 1.2;
    }
    .stats-item .desc {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.6);
      margin-top: 4px;
    }

    /* ============ FAQ ============ */
    .faq-card {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 22px 24px;
      margin-bottom: 14px;
      transition: all 0.25s ease;
      box-shadow: 0 2px 8px rgba(13, 22, 33, 0.04);
    }
    .faq-card:hover {
      border-color: rgba(255, 90, 31, 0.2);
      box-shadow: var(--shadow);
    }
    .faq-question {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      font-size: 16px;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 8px;
    }
    .faq-question .q-icon {
      width: 26px;
      height: 26px;
      background: var(--primary);
      color: #fff;
      border-radius: 8px;
      font-size: 13px;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      margin-top: 2px;
    }
    .faq-answer {
      color: var(--text-2);
      font-size: 14px;
      padding-left: 38px;
      line-height: 1.8;
    }

    /* ============ CTA ============ */
    .cta-section {
      background: linear-gradient(120deg, var(--primary) 0%, #e85d1a 100%);
      border-radius: var(--radius-lg);
      padding: 60px 48px;
      text-align: center;
      position: relative;
      overflow: hidden;
      box-shadow: 0 24px 60px rgba(255, 90, 31, 0.35);
    }
    .cta-section::before {
      content: "";
      position: absolute;
      top: -60px;
      right: -40px;
      width: 200px;
      height: 200px;
      background: rgba(255, 255, 255, 0.08);
      border-radius: 50%;
    }
    .cta-section h2 {
      color: #fff;
      font-size: 30px;
      margin-bottom: 12px;
    }
    .cta-section p {
      color: rgba(255, 255, 255, 0.9);
      font-size: 15px;
      max-width: 600px;
      margin: 0 auto 30px;
    }
    .cta-buttons {
      display: flex;
      gap: 16px;
      justify-content: center;
      flex-wrap: wrap;
    }
    .btn-cta {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #fff;
      color: var(--primary-dark);
      font-weight: 700;
      padding: 14px 32px;
      border-radius: 50px;
      font-size: 15px;
      transition: all 0.3s ease;
      box-shadow: 0 8px 26px rgba(0, 0, 0, 0.16);
    }
    .btn-cta:hover {
      transform: translateY(-3px);
      box-shadow: 0 16px 40px rgba(0, 0, 0, 0.2);
      color: var(--primary-dark);
    }
    .btn-cta-outline {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: transparent;
      color: #fff;
      border: 1.5px solid rgba(255, 255, 255, 0.45);
      font-weight: 600;
      padding: 12px 30px;
      border-radius: 50px;
      font-size: 15px;
      transition: all 0.3s ease;
    }
    .btn-cta-outline:hover {
      background: rgba(255, 255, 255, 0.12);
      color: #fff;
      border-color: #fff;
      transform: translateY(-3px);
    }

    /* ============ Footer ============ */
    .site-footer {
      background: var(--dark);
      color: rgba(255, 255, 255, 0.7);
      padding-top: 70px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr;
      gap: 42px;
      padding-bottom: 48px;
    }
    .footer-logo {
      font-size: 22px;
      font-weight: 800;
      color: #fff;
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 16px;
    }
    .footer-logo i {
      color: var(--primary);
    }
    .footer-logo span {
      color: var(--primary);
    }
    .footer-brand p {
      font-size: 14px;
      line-height: 1.8;
      margin-bottom: 22px;
      color: rgba(255, 255, 255, 0.62);
      max-width: 360px;
    }
    .footer-social {
      display: flex;
      gap: 12px;
    }
    .footer-social a {
      width: 38px;
      height: 38px;
      border-radius: 10px;
      background: rgba(255, 255, 255, 0.08);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      transition: all 0.25s;
      font-size: 15px;
    }
    .footer-social a:hover {
      background: var(--primary);
      transform: translateY(-3px);
    }
    .footer-col h4 {
      color: #fff;
      font-size: 16px;
      margin-bottom: 20px;
    }
    .footer-col ul li {
      margin-bottom: 12px;
    }
    .footer-col ul a {
      color: rgba(255, 255, 255, 0.65);
      font-size: 14px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: all 0.25s;
    }
    .footer-col ul a i {
      font-size: 10px;
      color: var(--primary);
    }
    .footer-col ul a:hover {
      color: #fff;
      padding-left: 4px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding: 22px 0;
      text-align: center;
      font-size: 13px;
      color: rgba(255, 255, 255, 0.4);
    }
    .footer-bottom p {
      margin: 0;
    }

    /* ============ Responsive ============ */
    @media (max-width: 1024px) {
      :root {
        --space: 68px;
      }
      .search-form {
        width: 220px;
      }
      .calendar-week {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 768px) {
      .header-top .container {
        flex-direction: column;
        align-items: stretch;
      }
      .header-actions {
        width: 100%;
        flex-wrap: wrap;
      }
      .search-form {
        flex: 1;
        width: 100%;
      }
      .btn-login {
        white-space: nowrap;
      }
      .banner-content h1 {
        font-size: 34px;
      }
      .banner-content p {
        font-size: 15px;
      }
      .section-head {
        flex-direction: column;
        align-items: flex-start;
      }
      .rank-card {
        flex-wrap: wrap;
        padding: 16px;
      }
      .rank-score {
        padding-left: 0;
      }
      .news-thumb {
        height: 160px;
      }
      .deep-item {
        flex-direction: column;
        gap: 14px;
      }
      .deep-num {
        font-size: 32px;
      }
      .deep-btn {
        align-self: flex-start;
      }
      .stats-panel {
        padding: 32px 20px;
      }
      .cta-section {
        padding: 40px 24px;
      }
      .cta-section h2 {
        font-size: 24px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
        padding-bottom: 36px;
      }
      .footer-brand p {
        max-width: 100%;
      }
    }
    @media (max-width: 520px) {
      :root {
        --space: 54px;
      }
      .main-nav .container {
        padding-left: 10px;
        padding-right: 10px;
      }
      .nav-tab {
        padding: 12px 15px;
        font-size: 14px;
      }
      .brand {
        font-size: 20px;
      }
      .page-banner {
        padding: 70px 0;
      }
      .page-banner h1 {
        font-size: 28px;
      }
      .banner-tags {
        gap: 8px;
      }
      .banner-tag {
        font-size: 12px;
        padding: 6px 12px;
      }
      .calendar-card {
        padding: 20px 16px;
      }
      .calendar-week {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
      }
      .timeline-list {
        padding-left: 16px;
      }
      .timeline-item::before {
        left: -16px;
        width: 10px;
        height: 10px;
      }
      .news-card {
        margin-bottom: 12px;
      }
      .news-thumb {
        height: 180px;
      }
      .stats-item .num {
        font-size: 28px;
      }
      .cta-section {
        padding: 34px 18px;
      }
      .cta-buttons {
        flex-direction: column;
        align-items: stretch;
      }
      .btn-cta,
      .btn-cta-outline {
        justify-content: center;
      }
      .rank-card {
        gap: 12px;
      }
      .rank-num {
        width: 40px;
        height: 40px;
        font-size: 15px;
      }
      .rank-name {
        font-size: 16px;
      }
      .rank-arrow {
        display: none;
      }
    }

/* roulang page: article */
:root {
            --primary: #ff6b35;
            --primary-600: #f75d24;
            --primary-100: #fff0e9;
            --accent: #f7c948;
            --dark: #121820;
            --dark-soft: #1b2530;
            --body: #f2f4f8;
            --card: #ffffff;
            --text: #1f2933;
            --text-weak: #667085;
            --border: #d8dee7;
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-xs: 0 1px 3px rgba(15,23,42,0.06);
            --shadow-sm: 0 4px 16px rgba(15,23,42,0.08);
            --shadow-md: 0 12px 32px rgba(15,23,42,0.12);
            --shadow-lg: 0 24px 60px rgba(15,23,42,0.16);
            --font-sans: 'Noto Sans SC', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--body);
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color .25s ease, background .25s ease, border-color .25s ease, box-shadow .25s ease;
        }

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

        button,
        input {
            font-family: inherit;
        }

        .container {
            max-width: 1240px;
            padding-left: 20px;
            padding-right: 20px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1080;
            background: var(--dark);
            box-shadow: 0 8px 30px rgba(18,24,32,.35);
        }

        .header-top {
            padding: 14px 0;
            border-bottom: 1px solid rgba(255,255,255,.06);
        }

        .header-top .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 28px;
            font-weight: 900;
            line-height: 1;
            color: #fff;
            letter-spacing: .5px;
            white-space: nowrap;
        }

        .brand i {
            color: var(--primary);
            font-size: 26px;
            filter: drop-shadow(0 0 8px rgba(255,107,53,.6));
        }

        .brand span {
            color: var(--primary);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .search-form {
            display: flex;
            align-items: center;
            background: rgba(255,255,255,.08);
            border: 1px solid rgba(255,255,255,.1);
            border-radius: 40px;
            padding: 6px 8px 6px 14px;
            min-width: 260px;
            transition: border-color .3s ease, background .3s ease;
        }

        .search-form:focus-within {
            border-color: var(--primary);
            background: rgba(255,255,255,.12);
        }

        .search-form input {
            flex: 1;
            background: transparent;
            border: 0;
            outline: 0;
            color: #fff;
            font-size: 14px;
            min-width: 0;
        }

        .search-form input::placeholder {
            color: rgba(255,255,255,.5);
        }

        .search-form button {
            width: 34px;
            height: 34px;
            flex: 0 0 34px;
            border-radius: 50%;
            background: var(--primary);
            border: 0;
            color: #fff;
            font-size: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform .2s ease, background .2s ease;
        }

        .search-form button:hover {
            background: var(--primary-600);
            transform: scale(1.06);
        }

        .btn-login {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: #fff;
            font-size: 14px;
            font-weight: 500;
            background: rgba(255,255,255,.06);
            border: 1px solid rgba(255,255,255,.12);
            border-radius: 40px;
            padding: 8px 18px;
            transition: all .3s ease;
        }

        .btn-login:hover {
            background: var(--primary);
            border-color: var(--primary);
            transform: translateY(-1px);
        }

        .main-nav {
            background: var(--dark-soft);
            border-top: 1px solid rgba(255,255,255,.04);
        }

        .main-nav .container {
            display: flex;
            gap: 4px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            padding-top: 4px;
            padding-bottom: 4px;
        }

        .main-nav .container::-webkit-scrollbar {
            display: none;
        }

        .nav-tab {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 22px;
            border-radius: 30px;
            color: rgba(255,255,255,.72);
            font-size: 15px;
            font-weight: 500;
            white-space: nowrap;
            border: 1px solid transparent;
            transition: all .3s ease;
        }

        .nav-tab i {
            font-size: 15px;
            color: rgba(255,255,255,.5);
            transition: color .3s ease;
        }

        .nav-tab:hover {
            color: #fff;
            background: rgba(255,255,255,.08);
            transform: translateY(-1px);
        }

        .nav-tab.active {
            color: #fff;
            background: linear-gradient(135deg, var(--primary), #ff8f5e);
            border-color: transparent;
            box-shadow: 0 6px 20px rgba(255,107,53,.35);
        }

        .nav-tab.active i {
            color: #fff;
        }

        .reading-progress {
            position: fixed;
            top: 0;
            left: 0;
            height: 3px;
            width: 0;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            z-index: 1200;
            border-radius: 0 4px 4px 0;
            box-shadow: 0 0 12px rgba(255,107,53,.7);
        }

        .article-hero {
            position: relative;
            background: linear-gradient(135deg, rgba(18,24,32,.92), rgba(18,24,32,.55)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            padding: 72px 0 76px;
            color: #fff;
            border-bottom: 4px solid var(--primary);
        }

        .article-hero .hero-content {
            max-width: 860px;
            margin: 0 auto;
            text-align: center;
        }

        .article-info-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255,255,255,.12);
            border: 1px solid rgba(255,255,255,.2);
            backdrop-filter: blur(8px);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            border-radius: 30px;
            padding: 6px 18px;
            margin-bottom: 18px;
            letter-spacing: .5px;
        }

        .article-info-badge i {
            color: var(--accent);
        }

        .article-hero h1 {
            font-size: clamp(30px, 4vw, 48px);
            font-weight: 900;
            line-height: 1.25;
            margin: 0 0 16px;
            text-shadow: 0 4px 20px rgba(0,0,0,.3);
        }

        .article-desc {
            font-size: 17px;
            color: rgba(255,255,255,.82);
            max-width: 640px;
            margin: 0 auto 24px;
            line-height: 1.75;
        }

        .article-meta {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
            font-size: 14px;
            color: rgba(255,255,255,.68);
        }

        .article-meta .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }

        .article-meta .meta-item i {
            color: var(--primary);
        }

        .hot-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255,107,53,.2);
            border: 1px solid rgba(255,107,53,.45);
            color: #ffd7c7;
            border-radius: 30px;
            padding: 4px 14px;
            font-size: 13px;
            font-weight: 600;
        }

        .hot-pill i {
            color: #ffb59a;
        }

        .article-main {
            padding: 56px 0 20px;
        }

        .breadcrumb-nav {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 12px 20px;
            margin-bottom: 20px;
            font-size: 14px;
            color: var(--text-weak);
            box-shadow: var(--shadow-xs);
        }

        .breadcrumb-nav a {
            color: var(--text-weak);
            transition: color .25s;
        }

        .breadcrumb-nav a:hover {
            color: var(--primary);
        }

        .breadcrumb-nav i {
            font-size: 12px;
            margin: 0 9px;
            color: #a0a8b4;
        }

        .breadcrumb-nav .current {
            color: var(--text);
            font-weight: 500;
        }

        .content-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 42px 46px;
            transition: box-shadow .35s ease;
        }

        .content-card:hover {
            box-shadow: var(--shadow-md);
        }

        .article-content {
            font-size: 16.5px;
            line-height: 1.9;
            color: #2b3442;
        }

        .article-content h2 {
            font-size: 27px;
            font-weight: 700;
            color: var(--text);
            margin: 36px 0 16px;
            padding-left: 16px;
            border-left: 5px solid var(--primary);
            line-height: 1.4;
        }

        .article-content h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text);
            margin: 30px 0 12px;
            line-height: 1.5;
        }

        .article-content p {
            margin: 0 0 18px;
        }

        .article-content ul,
        .article-content ol {
            margin: 0 0 20px;
            padding-left: 24px;
        }

        .article-content li {
            margin-bottom: 8px;
        }

        .article-content img {
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            margin: 20px 0;
            border: 1px solid var(--border);
        }

        .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: var(--primary-100);
            padding: 18px 24px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 24px 0;
            color: #6b3f2a;
            font-style: italic;
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 15px;
            border-radius: var(--radius-sm);
            overflow: hidden;
        }

        .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(--dark);
            color: #fff;
            font-weight: 600;
        }

        .article-content table tr:nth-child(even) {
            background: #f8fafc;
        }

        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 36px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
        }

        .tag-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #f4f6fa;
            border: 1px solid var(--border);
            border-radius: 30px;
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-weak);
            transition: all .25s ease;
        }

        .tag-item i {
            color: var(--primary);
            font-size: 12px;
        }

        .tag-item:hover {
            background: var(--primary-100);
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(255,107,53,.15);
        }

        .share-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-top: 18px;
            padding-top: 22px;
            border-top: 1px solid var(--border);
        }

        .share-wrap span {
            font-size: 14px;
            color: var(--text-weak);
            margin-right: 4px;
        }

        .share-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: #f4f6fa;
            border: 1px solid var(--border);
            color: var(--text-weak);
            font-size: 15px;
            transition: all .25s ease;
        }

        .share-btn:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(255,107,53,.3);
        }

        .sidebar {
            position: sticky;
            top: 130px;
        }

        .side-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 26px;
            margin-bottom: 22px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow .3s ease;
        }

        .side-card:hover {
            box-shadow: var(--shadow-md);
        }

        .side-card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .side-card-title i {
            color: var(--primary);
            font-size: 16px;
        }

        .hot-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .hot-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid #f0f2f5;
        }

        .hot-item:last-child {
            border-bottom: 0;
        }

        .hot-rank {
            flex: 0 0 30px;
            height: 30px;
            border-radius: 8px;
            background: #f2f4f8;
            color: var(--text-weak);
            font-size: 13px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hot-item:nth-child(1) .hot-rank {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 12px rgba(255,107,53,.35);
        }

        .hot-item:nth-child(2) .hot-rank {
            background: #f7c948;
            color: #6b4e00;
        }

        .hot-item:nth-child(3) .hot-rank {
            background: #a5b4fc;
            color: #312e81;
        }

        .hot-info {
            flex: 1;
            min-width: 0;
        }

        .hot-title {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .hot-title:hover {
            color: var(--primary);
        }

        .hot-bar-wrap {
            height: 4px;
            background: #eef1f5;
            border-radius: 4px;
            margin-top: 6px;
            overflow: hidden;
        }

        .hot-bar {
            height: 100%;
            border-radius: 4px;
            background: linear-gradient(90deg, var(--primary), #ffa07a);
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud .tag-item {
            font-size: 12px;
            padding: 5px 12px;
        }

        .subscribe-card {
            background: linear-gradient(135deg, var(--dark), var(--dark-soft));
            border: 0;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .subscribe-card::after {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 120px;
            height: 120px;
            background: radial-gradient(circle, rgba(255,107,53,.4), transparent 70%);
            border-radius: 50%;
        }

        .subscribe-card .side-card-title {
            color: #fff;
        }

        .subscribe-card p {
            font-size: 14px;
            color: rgba(255,255,255,.7);
            margin-bottom: 16px;
        }

        .subscribe-form {
            display: flex;
            gap: 8px;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 0;
            background: rgba(255,255,255,.1);
            border: 1px solid rgba(255,255,255,.15);
            border-radius: 30px;
            padding: 9px 16px;
            color: #fff;
            font-size: 14px;
            outline: none;
        }

        .subscribe-form input::placeholder {
            color: rgba(255,255,255,.4);
        }

        .subscribe-form input:focus {
            border-color: var(--primary);
        }

        .subscribe-form button {
            background: var(--primary);
            border: 0;
            border-radius: 30px;
            padding: 9px 18px;
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            transition: all .25s ease;
        }

        .subscribe-form button:hover {
            background: var(--primary-600);
            transform: translateY(-1px);
        }

        .news-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .news-list li {
            padding: 10px 0;
            border-bottom: 1px dashed #e8ebef;
            font-size: 14px;
            line-height: 1.5;
        }

        .news-list li:last-child {
            border-bottom: 0;
        }

        .news-list a {
            color: var(--text);
            display: block;
        }

        .news-list a:hover {
            color: var(--primary);
            padding-left: 4px;
        }

        .related-section {
            padding: 60px 0 30px;
        }

        .section-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 28px;
            flex-wrap: wrap;
            gap: 12px;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text);
            margin: 0;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .section-title i {
            color: var(--primary);
            font-size: 24px;
        }

        .section-more {
            font-size: 14px;
            color: var(--text-weak);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 500;
            transition: color .25s;
        }

        .section-more:hover {
            color: var(--primary);
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .related-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all .35s ease;
        }

        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: rgba(255,107,53,.4);
        }

        .related-cover {
            position: relative;
            height: 200px;
            overflow: hidden;
        }

        .related-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

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

        .related-cover .cover-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(18,24,32,.7);
            backdrop-filter: blur(6px);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: 20px;
            border: 1px solid rgba(255,255,255,.2);
        }

        .related-info {
            padding: 20px 22px 22px;
        }

        .related-info h3 {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.5;
            color: var(--text);
            margin: 0 0 10px;
        }

        .related-info h3 a:hover {
            color: var(--primary);
        }

        .related-info p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.6;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-info .btn-sm-custom {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-100);
            border: 1px solid rgba(255,107,53,.2);
            border-radius: 24px;
            padding: 7px 16px;
            transition: all .25s ease;
        }

        .related-info .btn-sm-custom:hover {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 6px 16px rgba(255,107,53,.3);
        }

        .cta-block {
            background: linear-gradient(135deg, var(--dark), #263241), url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            background-blend-mode: overlay;
            border-radius: 30px;
            padding: 56px 48px;
            margin: 40px 0 0;
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .cta-block::before {
            content: '';
            position: absolute;
            top: -60px;
            left: 10%;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(255,107,53,.5), transparent 70%);
            border-radius: 50%;
        }

        .cta-block h2 {
            font-size: 30px;
            font-weight: 800;
            margin-bottom: 12px;
        }

        .cta-block p {
            font-size: 16px;
            color: rgba(255,255,255,.75);
            max-width: 560px;
            margin: 0 auto 26px;
        }

        .cta-btns {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .cta-btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            border-radius: 40px;
            padding: 13px 30px;
            border: 2px solid transparent;
            font-size: 15px;
            transition: all .3s ease;
            box-shadow: 0 8px 24px rgba(255,107,53,.4);
        }

        .cta-btn-primary:hover {
            background: #fff;
            color: var(--primary);
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        .cta-btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            border-radius: 40px;
            padding: 13px 30px;
            border: 2px solid rgba(255,255,255,.3);
            font-size: 15px;
            transition: all .3s ease;
        }

        .cta-btn-ghost:hover {
            border-color: #fff;
            background: rgba(255,255,255,.1);
            transform: translateY(-2px);
        }

        .faq-section {
            padding: 50px 0 70px;
        }

        .faq-accordion {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-accordion .accordion-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-md) !important;
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: var(--shadow-xs);
            transition: box-shadow .3s ease;
        }

        .faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)) {
            border-color: rgba(255,107,53,.45);
            box-shadow: var(--shadow-sm);
        }

        .faq-accordion .accordion-button {
            background: #fff;
            color: var(--text);
            font-weight: 600;
            font-size: 16px;
            padding: 18px 22px;
            box-shadow: none;
            border: 0;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--primary-100);
            color: var(--primary);
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(255,107,53,.25);
            border-radius: var(--radius-sm);
        }

        .faq-accordion .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23212529'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
            transition: transform .3s ease;
        }

        .faq-accordion .accordion-button:not(.collapsed)::after {
            filter: invert(52%) sepia(78%) saturate(2800%) hue-rotate(340deg);
        }

        .faq-accordion .accordion-body {
            padding: 4px 22px 20px;
            color: var(--text-weak);
            font-size: 15px;
            line-height: 1.75;
            background: #fff;
        }

        .not-found-section {
            padding: 90px 0 100px;
            text-align: center;
        }

        .not-found-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            padding: 60px 40px;
            max-width: 600px;
            margin: 0 auto;
        }

        .not-found-card .nf-icon {
            font-size: 60px;
            color: var(--primary);
            margin-bottom: 18px;
            display: block;
        }

        .not-found-card h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text);
        }

        .not-found-card p {
            color: var(--text-weak);
            margin-bottom: 24px;
        }

        .not-found-card .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            border: 0;
            border-radius: 40px;
            padding: 12px 32px;
            font-weight: 600;
            transition: all .3s ease;
            box-shadow: 0 8px 24px rgba(255,107,53,.3);
        }

        .not-found-card .btn-back:hover {
            background: var(--primary-600);
            transform: translateY(-2px);
        }

        .site-footer {
            background: var(--dark);
            color: rgba(255,255,255,.7);
            padding: 60px 0 24px;
            margin-top: 0;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo {
            font-size: 24px;
            font-weight: 900;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 16px;
        }

        .footer-logo i {
            color: var(--primary);
        }

        .footer-logo span {
            color: var(--primary);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255,255,255,.55);
            margin-bottom: 20px;
            max-width: 360px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255,255,255,.08);
            border: 1px solid rgba(255,255,255,.12);
            color: rgba(255,255,255,.7);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all .3s ease;
        }

        .footer-social a:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 8px 18px rgba(255,107,53,.3);
        }

        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 30px;
            height: 3px;
            background: var(--primary);
            border-radius: 4px;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul a {
            color: rgba(255,255,255,.55);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 7px;
            transition: all .3s ease;
        }

        .footer-col ul a i {
            font-size: 11px;
            color: rgba(255,255,255,.3);
            transition: color .3s, transform .3s;
        }

        .footer-col ul a:hover {
            color: var(--primary);
            padding-left: 2px;
        }

        .footer-col ul a:hover i {
            color: var(--primary);
            transform: translateX(2px);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 22px;
            border-top: 1px solid rgba(255,255,255,.1);
            font-size: 13px;
            color: rgba(255,255,255,.4);
        }

        @media (max-width: 1024px) {
            .related-grid {
                gap: 16px;
            }

            .related-cover {
                height: 170px;
            }

            .content-card {
                padding: 30px 30px;
            }
        }

        @media (max-width: 991px) {
            .header-top .container {
                flex-direction: column;
                text-align: center;
            }

            .search-form {
                min-width: 100%;
            }

            .btn-login {
                align-self: center;
            }

            .article-main {
                padding: 36px 0 10px;
            }

            .sidebar {
                position: static;
                margin-top: 30px;
            }

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

            .cta-block {
                padding: 44px 26px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
        }

        @media (max-width: 767px) {
            .article-hero {
                padding: 48px 0 52px;
            }

            .article-hero h1 {
                font-size: 28px;
            }

            .article-desc {
                font-size: 15px;
            }

            .article-meta {
                gap: 10px;
                font-size: 13px;
            }

            .content-card {
                padding: 24px 20px;
                border-radius: 14px;
            }

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

            .article-content h2 {
                font-size: 23px;
            }

            .article-content h3 {
                font-size: 19px;
            }

            .related-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }

            .related-cover {
                height: 140px;
            }

            .related-info {
                padding: 14px 16px 18px;
            }

            .related-info h3 {
                font-size: 15px;
            }

            .related-info p {
                -webkit-line-clamp: 1;
                font-size: 13px;
            }

            .faq-section {
                padding: 36px 0 50px;
            }

            .section-title {
                font-size: 24px;
            }

            .cta-block h2 {
                font-size: 24px;
            }

            .cta-block {
                padding: 36px 20px;
                border-radius: 20px;
            }
        }

        @media (max-width: 575px) {
            .brand {
                font-size: 23px;
            }

            .brand i {
                font-size: 22px;
            }

            .btn-login {
                font-size: 13px;
                padding: 7px 14px;
            }

            .nav-tab {
                font-size: 14px;
                padding: 9px 16px;
            }

            .article-meta {
                flex-direction: row;
                flex-wrap: wrap;
                justify-content: center;
            }

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

            .related-cover {
                height: 190px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 26px;
            }

            .search-form {
                min-width: 100%;
                width: 100%;
            }

            .header-actions {
                width: 100%;
                flex-direction: column;
                align-items: stretch;
            }

            .search-form input {
                font-size: 14px;
            }

            .breadcrumb-nav {
                font-size: 12px;
                padding: 10px 14px;
                overflow-x: auto;
                white-space: nowrap;
            }

            .breadcrumb-nav i {
                margin: 0 6px;
            }

            .share-wrap {
                flex-wrap: wrap;
            }
        }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
        :root {
            --emc-primary: #ff6a00;
            --emc-primary-dark: #e05500;
            --emc-primary-light: #ff8c3a;
            --emc-accent: #ffc107;
            --emc-bg-dark: #0f1117;
            --emc-bg-darker: #0a0c12;
            --emc-bg-card: #171a23;
            --emc-bg-soft: #1e222d;
            --emc-text: #f5f6fa;
            --emc-text-dim: #a0a6b5;
            --emc-border: rgba(255, 255, 255, 0.08);
            --emc-radius: 16px;
            --emc-radius-sm: 10px;
            --emc-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
            --emc-shadow-hover: 0 18px 50px rgba(255, 106, 0, 0.18);
            --emc-space: 110px;
            --emc-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            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(--emc-bg-dark);
            color: var(--emc-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--emc-transition);
        }

        a:hover {
            color: var(--emc-primary);
        }

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

        ul,
        ol {
            list-style: none;
        }

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

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

        /* ===== Header / 频道 Tabs 双层导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(15, 17, 23, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--emc-border);
        }

        .header-top {
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }

        .header-top .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 26px;
            font-weight: 800;
            color: var(--emc-text);
            letter-spacing: 1px;
            white-space: nowrap;
        }

        .brand i {
            color: var(--emc-primary);
            font-size: 28px;
            filter: drop-shadow(0 0 10px rgba(255, 106, 0, 0.5));
        }

        .brand span {
            color: var(--emc-primary);
            font-weight: 900;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .search-form {
            display: flex;
            align-items: center;
            background: var(--emc-bg-card);
            border: 1px solid var(--emc-border);
            border-radius: 50px;
            padding: 8px 16px;
            transition: border-color var(--emc-transition), box-shadow var(--emc-transition);
            width: 300px;
        }

        .search-form:focus-within {
            border-color: var(--emc-primary);
            box-shadow: 0 0 0 3px rgba(255, 106, 0, 0.15);
        }

        .search-form input {
            flex: 1;
            background: transparent;
            color: var(--emc-text);
            font-size: 14px;
            min-width: 0;
        }

        .search-form input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }

        .search-form button {
            color: var(--emc-primary);
            cursor: pointer;
            transition: transform var(--emc-transition);
        }

        .search-form button:hover {
            transform: translateX(3px);
        }

        .btn-login {
            background: linear-gradient(135deg, var(--emc-primary), var(--emc-primary-dark));
            color: #fff;
            border: none;
            padding: 9px 22px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--emc-transition);
            box-shadow: 0 4px 16px rgba(255, 106, 0, 0.3);
        }

        .btn-login:hover {
            transform: translateY(-2px) scale(1.03);
            box-shadow: 0 8px 24px rgba(255, 106, 0, 0.4);
            color: #fff;
        }

        .main-nav {
            padding: 0;
        }

        .main-nav .container {
            display: flex;
            gap: 4px;
            overflow-x: auto;
            scrollbar-width: thin;
            -ms-overflow-style: none;
        }

        .main-nav .container::-webkit-scrollbar {
            height: 2px;
        }

        .main-nav .container::-webkit-scrollbar-thumb {
            background: var(--emc-primary);
            border-radius: 4px;
        }

        .nav-tab {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 14px 22px;
            font-size: 15px;
            font-weight: 500;
            color: var(--emc-text-dim);
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            transition: all var(--emc-transition);
            position: relative;
        }

        .nav-tab i {
            font-size: 15px;
        }

        .nav-tab:hover {
            color: var(--emc-text);
        }

        .nav-tab.active {
            color: var(--emc-primary);
            border-bottom-color: var(--emc-primary);
            font-weight: 700;
        }

        .nav-tab.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 22px;
            height: 2px;
            background: var(--emc-primary);
            border-radius: 2px;
            box-shadow: 0 0 12px rgba(255, 106, 0, 0.7);
        }

        /* ===== Hero / 页面横幅 ===== */
        .category-hero {
            position: relative;
            padding: 90px 0 80px;
            background: linear-gradient(rgba(10, 12, 18, 0.72), rgba(10, 12, 18, 0.85)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            border-bottom: 1px solid var(--emc-border);
        }

        .category-hero .container {
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 106, 0, 0.15);
            border: 1px solid rgba(255, 106, 0, 0.35);
            color: var(--emc-primary-light);
            padding: 7px 18px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 22px;
        }

        .category-hero h1 {
            font-size: 48px;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 18px;
            letter-spacing: 1px;
        }

        .category-hero h1 span {
            color: var(--emc-primary);
            text-shadow: 0 0 30px rgba(255, 106, 0, 0.35);
        }

        .category-hero p {
            font-size: 17px;
            color: var(--emc-text-dim);
            max-width: 680px;
            margin-bottom: 0;
        }

        .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
        }

        .hero-stat strong {
            font-size: 28px;
            font-weight: 800;
            color: var(--emc-text);
        }

        .hero-stat strong i {
            color: var(--emc-primary);
            font-size: 18px;
            margin-right: 6px;
        }

        .hero-stat span {
            font-size: 13px;
            color: var(--emc-text-dim);
            margin-top: 4px;
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: var(--emc-space) 0;
        }

        .section-alt {
            background: var(--emc-bg-darker);
            border-top: 1px solid var(--emc-border);
            border-bottom: 1px solid var(--emc-border);
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            margin-bottom: 48px;
            flex-wrap: wrap;
        }

        .section-head .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 1px;
            color: var(--emc-primary);
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .section-head h2 {
            font-size: 34px;
            font-weight: 800;
            margin: 0;
            letter-spacing: 0.5px;
        }

        .section-head p {
            color: var(--emc-text-dim);
            margin: 10px 0 0 0;
            max-width: 600px;
        }

        .section-head .section-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--emc-primary-light);
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
            transition: gap var(--emc-transition);
        }

        .section-head .section-link:hover {
            gap: 12px;
            color: var(--emc-primary);
        }

        /* ===== 玩法分类卡片 ===== */
        .play-cards {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .play-card {
            background: var(--emc-bg-card);
            border: 1px solid var(--emc-border);
            border-radius: var(--emc-radius);
            padding: 32px 26px;
            position: relative;
            overflow: hidden;
            transition: all var(--emc-transition);
        }

        .play-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--emc-primary), transparent);
            opacity: 0;
            transition: opacity var(--emc-transition);
        }

        .play-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--emc-shadow-hover);
            border-color: rgba(255, 106, 0, 0.3);
        }

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

        .play-card .icon-wrap {
            width: 54px;
            height: 54px;
            border-radius: 14px;
            background: linear-gradient(135deg, rgba(255, 106, 0, 0.2), rgba(255, 106, 0, 0.05));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--emc-primary);
            margin-bottom: 20px;
        }

        .play-card h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .play-card p {
            font-size: 14px;
            color: var(--emc-text-dim);
            margin-bottom: 16px;
            line-height: 1.7;
        }

        .play-card .arrow-link {
            color: var(--emc-primary-light);
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .play-card .arrow-link i {
            font-size: 12px;
            transition: transform var(--emc-transition);
        }

        .play-card .arrow-link:hover i {
            transform: translateX(4px);
        }

        /* ===== 热门玩法排行 / 序列卡片 ===== */
        .hot-play-section {
            background: var(--emc-bg-darker);
            border-top: 1px solid var(--emc-border);
            border-bottom: 1px solid var(--emc-border);
            padding: var(--emc-space) 0;
        }

        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 24px;
            background: var(--emc-bg-card);
            border: 1px solid var(--emc-border);
            border-radius: var(--emc-radius);
            padding: 22px 28px;
            transition: all var(--emc-transition);
            position: relative;
            overflow: hidden;
        }

        .rank-item:hover {
            border-color: rgba(255, 106, 0, 0.3);
            transform: translateX(6px);
            box-shadow: var(--emc-shadow);
        }

        .rank-num {
            font-size: 32px;
            font-weight: 800;
            color: rgba(255, 255, 255, 0.15);
            min-width: 48px;
            text-align: center;
            line-height: 1;
        }

        .rank-num.top {
            color: var(--emc-accent);
            text-shadow: 0 0 20px rgba(255, 193, 7, 0.3);
        }

        .rank-info {
            flex: 1;
        }

        .rank-info h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 4px;
        }

        .rank-info p {
            font-size: 14px;
            color: var(--emc-text-dim);
            margin: 0;
        }

        .rank-info .tag-list {
            display: flex;
            gap: 8px;
            margin-top: 8px;
            flex-wrap: wrap;
        }

        .rank-info .tag-list span {
            font-size: 11px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--emc-border);
            padding: 3px 10px;
            border-radius: 30px;
            color: var(--emc-text-dim);
        }

        .rank-score {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            gap: 8px;
            min-width: 80px;
        }

        .rank-score strong {
            font-size: 24px;
            font-weight: 800;
            color: var(--emc-primary);
        }

        .rank-score .progress-bar {
            width: 100px;
            height: 5px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 4px;
            overflow: hidden;
        }

        .rank-score .progress-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--emc-primary), var(--emc-accent));
            border-radius: 4px;
        }

        .rank-score .hottag {
            font-size: 12px;
            background: rgba(255, 106, 0, 0.12);
            color: var(--emc-primary-light);
            border-radius: 30px;
            padding: 2px 12px;
            font-weight: 600;
        }

        /* ===== 图文教程区块 ===== */
        .guide-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .guide-media {
            position: relative;
            border-radius: var(--emc-radius);
            overflow: hidden;
        }

        .guide-media img {
            width: 100%;
            height: 420px;
            object-fit: cover;
            border-radius: var(--emc-radius);
            transition: transform 0.5s ease;
        }

        .guide-media:hover img {
            transform: scale(1.04);
        }

        .guide-media::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(10, 12, 18, 0.7), transparent 50%);
            border-radius: var(--emc-radius);
        }

        .guide-media .media-badge {
            position: absolute;
            bottom: 20px;
            left: 20px;
            z-index: 2;
            background: rgba(10, 12, 18, 0.8);
            border: 1px solid rgba(255, 106, 0, 0.4);
            color: var(--emc-text);
            padding: 10px 18px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 600;
            backdrop-filter: blur(10px);
        }

        .guide-media .media-badge i {
            color: var(--emc-primary);
            margin-right: 8px;
        }

        .guide-content {}

        .guide-content .tag {
            display: inline-block;
            background: rgba(255, 106, 0, 0.12);
            color: var(--emc-primary-light);
            padding: 5px 14px;
            border-radius: 30px;
            font-size: 12px;
            font-weight: 700;
            margin-bottom: 18px;
        }

        .guide-content h3 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 16px;
        }

        .guide-content p {
            color: var(--emc-text-dim);
            margin-bottom: 20px;
            font-size: 15px;
        }

        .guide-content ul {
            margin-bottom: 24px;
        }

        .guide-content ul li {
            position: relative;
            padding-left: 24px;
            margin-bottom: 10px;
            color: var(--emc-text-dim);
            font-size: 14px;
        }

        .guide-content ul li::before {
            content: '\f058';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 0;
            color: var(--emc-primary);
            font-size: 15px;
        }

        .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--emc-primary), var(--emc-primary-dark));
            color: #fff;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            transition: all var(--emc-transition);
            box-shadow: 0 6px 20px rgba(255, 106, 0, 0.3);
            border: none;
        }

        .btn-primary-custom:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(255, 106, 0, 0.4);
            color: #fff;
        }

        .btn-outline-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.2);
            color: var(--emc-text);
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            transition: all var(--emc-transition);
        }

        .btn-outline-custom:hover {
            border-color: var(--emc-primary);
            color: var(--emc-primary-light);
            transform: translateY(-2px);
        }

        /* ===== 玩法技巧卡片 ===== */
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .tip-card {
            background: var(--emc-bg-card);
            border: 1px solid var(--emc-border);
            border-radius: var(--emc-radius);
            padding: 30px 28px;
            transition: all var(--emc-transition);
            position: relative;
        }

        .tip-card:hover {
            background: var(--emc-bg-soft);
            transform: translateY(-4px);
            box-shadow: var(--emc-shadow);
        }

        .tip-card .tip-icon {
            font-size: 30px;
            margin-bottom: 18px;
            color: var(--emc-primary);
        }

        .tip-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .tip-card p {
            font-size: 14px;
            color: var(--emc-text-dim);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== 教学步骤 ===== */
        .steps-wrap {
            display: flex;
            flex-direction: column;
            gap: 0;
            max-width: 800px;
            margin: 0 auto;
        }

        .step-item {
            display: flex;
            gap: 24px;
            padding-bottom: 36px;
            position: relative;
        }

        .step-item:not(:last-child)::before {
            content: '';
            position: absolute;
            left: 27px;
            top: 60px;
            bottom: 0;
            width: 2px;
            background: linear-gradient(to bottom, rgba(255, 106, 0, 0.4), rgba(255, 255, 255, 0.05));
        }

        .step-num {
            width: 56px;
            height: 56px;
            min-width: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--emc-primary), var(--emc-primary-dark));
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 0 24px rgba(255, 106, 0, 0.3);
            z-index: 2;
        }

        .step-item:nth-child(even) .step-num {
            background: linear-gradient(135deg, var(--emc-bg-soft), var(--emc-bg-card));
            border: 2px solid var(--emc-primary);
            color: var(--emc-primary);
            box-shadow: none;
        }

        .step-content {
            padding-top: 6px;
        }

        .step-content h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .step-content p {
            color: var(--emc-text-dim);
            font-size: 15px;
            margin-bottom: 0;
        }

        /* ===== FAQ 手风琴 ===== */
        .faq-section {
            padding: var(--emc-space) 0;
            background: var(--emc-bg-darker);
            border-top: 1px solid var(--emc-border);
        }

        .faq-wrap {
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--emc-bg-card);
            border: 1px solid var(--emc-border);
            border-radius: var(--emc-radius-sm);
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color var(--emc-transition);
        }

        .faq-item:hover {
            border-color: rgba(255, 106, 0, 0.25);
        }

        .faq-item summary {
            padding: 20px 26px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            gap: 14px;
            position: relative;
            transition: background var(--emc-transition);
        }

        .faq-item summary:hover {
            background: rgba(255, 255, 255, 0.02);
        }

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

        .faq-item summary::before {
            content: '\f059';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            color: var(--emc-primary);
            font-size: 20px;
            min-width: 20px;
        }

        .faq-item summary::after {
            content: '\f107';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            right: 26px;
            color: var(--emc-text-dim);
            transition: transform var(--emc-transition);
        }

        .faq-item[open] summary::after {
            transform: rotate(180deg);
            color: var(--emc-primary);
        }

        .faq-item .faq-body {
            padding: 0 26px 22px;
            color: var(--emc-text-dim);
            font-size: 15px;
            line-height: 1.8;
            margin-left: 34px;
        }

        /* ===== CTA 行动区 ===== */
        .cta-section {
            padding: 80px 0;
            position: relative;
            background: linear-gradient(rgba(10, 12, 18, 0.62), rgba(10, 12, 18, 0.82)), url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            border-bottom: 1px solid var(--emc-border);
        }

        .cta-inner {
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: 36px;
            font-weight: 800;
            margin-bottom: 16px;
        }

        .cta-inner h2 span {
            color: var(--emc-primary);
        }

        .cta-inner p {
            color: var(--emc-text-dim);
            font-size: 16px;
            margin-bottom: 32px;
        }

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

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--emc-bg-darker);
            border-top: 1px solid var(--emc-border);
            padding-top: 70px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
        }

        .footer-brand {}

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 24px;
            font-weight: 800;
            margin-bottom: 16px;
            color: var(--emc-text);
        }

        .footer-logo i {
            color: var(--emc-primary);
        }

        .footer-logo span {
            color: var(--emc-primary);
        }

        .footer-brand p {
            color: var(--emc-text-dim);
            font-size: 14px;
            line-height: 1.8;
            max-width: 320px;
            margin-bottom: 20px;
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: var(--emc-bg-card);
            border: 1px solid var(--emc-border);
            color: var(--emc-text-dim);
            font-size: 16px;
            transition: all var(--emc-transition);
        }

        .footer-social a:hover {
            background: var(--emc-primary);
            border-color: var(--emc-primary);
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(255, 106, 0, 0.35);
        }

        .footer-col {}

        .footer-col h4 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 12px;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 26px;
            height: 3px;
            background: var(--emc-primary);
            border-radius: 3px;
        }

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

        .footer-col ul li {}

        .footer-col ul a {
            color: var(--emc-text-dim);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all var(--emc-transition);
        }

        .footer-col ul a:hover {
            color: var(--emc-primary);
            transform: translateX(4px);
        }

        .footer-col ul a i {
            font-size: 10px;
            color: var(--emc-primary);
        }

        .footer-bottom {
            border-top: 1px solid var(--emc-border);
            padding: 22px 0;
            text-align: center;
        }

        .footer-bottom p {
            font-size: 13px;
            color: var(--emc-text-dim);
            margin: 0;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            :root {
                --emc-space: 80px;
            }

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

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

            .guide-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .category-hero h1 {
                font-size: 38px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --emc-space: 64px;
            }

            .header-top .container {
                flex-direction: column;
                align-items: stretch;
            }

            .brand {
                justify-content: center;
            }

            .header-actions {
                justify-content: center;
                flex-wrap: wrap;
            }

            .search-form {
                width: 100%;
            }

            .nav-tab {
                padding: 12px 14px;
                font-size: 14px;
            }

            .category-hero {
                padding: 60px 0;
            }

            .category-hero h1 {
                font-size: 30px;
            }

            .hero-stats {
                gap: 24px;
                margin-top: 30px;
            }

            .hero-stat strong {
                font-size: 22px;
            }

            .section-head h2 {
                font-size: 26px;
            }

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

            .rank-item {
                flex-direction: column;
                align-items: flex-start;
                padding: 20px;
                gap: 12px;
            }

            .rank-score {
                flex-direction: row;
                align-items: center;
                justify-content: space-between;
                width: 100%;
            }

            .guide-media img {
                height: 300px;
            }

            .step-item {
                gap: 16px;
            }

            .step-num {
                width: 44px;
                height: 44px;
                min-width: 44px;
                font-size: 17px;
            }

            .step-item:not(:last-child)::before {
                left: 21px;
            }
        }

        @media (max-width: 520px) {
            .play-cards,
            .tips-grid {
                grid-template-columns: 1fr;
            }

            .category-hero h1 {
                font-size: 26px;
            }

            .category-hero p {
                font-size: 15px;
            }

            .hero-stats {
                gap: 16px;
            }

            .hero-stat strong {
                font-size: 18px;
            }

            .btn-primary-custom,
            .btn-outline-custom {
                width: 100%;
                justify-content: center;
            }

            .cta-actions {
                flex-direction: column;
                width: 100%;
            }

            .section-head {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category3 */
:root {
  --primary: #ff4d2e;
  --primary-dark: #e03a1f;
  --primary-glow: rgba(255, 77, 46, 0.35);
  --accent: #ffb547;
  --dark-bg: #0e0f1a;
  --deep-bg: #151627;
  --card-bg: #1c1d30;
  --soft-bg: #f4f5fa;
  --text-main: #eef0f7;
  --text-weak: #9ca0b5;
  --border-color: rgba(255, 255, 255, 0.08);
  --radius: 18px;
  --radius-sm: 12px;
  --shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.35);
  --shadow-sm: 0 6px 18px rgba(0, 0, 0, 0.2);
  --space-section: 90px;
  --font-main: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-main);
  background: var(--dark-bg);
  color: var(--text-main);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: all 0.25s ease;
}
button, input {
  font-family: inherit;
  outline: none;
}
ul, ol {
  list-style: none;
}
.container {
  max-width: 1280px;
  padding-left: 24px;
  padding-right: 24px;
  margin: 0 auto;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 1080;
  background: rgba(14, 15, 26, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
}
.header-top {
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.header-top .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 28px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 1px;
  line-height: 1;
  white-space: nowrap;
}
.brand i {
  color: var(--primary);
  font-size: 26px;
  filter: drop-shadow(0 0 10px var(--primary-glow));
}
.brand span {
  color: var(--primary);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}
.search-form {
  display: flex;
  align-items: center;
  width: 300px;
  height: 42px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  padding: 0 8px 0 16px;
  transition: all 0.3s ease;
}
.search-form:focus-within {
  border-color: var(--primary);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 0 4px rgba(255, 77, 46, 0.12);
}
.search-form input {
  flex: 1;
  border: 0;
  background: none;
  color: #fff;
  font-size: 14px;
}
.search-form input::placeholder {
  color: rgba(255, 255, 255, 0.45);
}
.search-form button {
  width: 34px;
  height: 34px;
  border: 0;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.25s ease;
}
.search-form button:hover {
  background: var(--primary-dark);
}
.btn-login {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 40px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.04);
  transition: all 0.3s ease;
}
.btn-login:hover {
  background: var(--primary);
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px var(--primary-glow);
}
.main-nav {
  padding: 8px 0;
  background: rgba(255, 255, 255, 0.02);
}
.main-nav .container {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  white-space: nowrap;
}
.main-nav .container::-webkit-scrollbar {
  display: none;
}
.nav-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
  transition: all 0.25s ease;
  border: 1px solid transparent;
}
.nav-tab i {
  font-size: 14px;
  opacity: 0.85;
}
.nav-tab:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
  transform: translateY(-2px);
}
.nav-tab.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 6px 18px var(--primary-glow);
  border-color: var(--primary);
}
.page-hero {
  position: relative;
  padding: 90px 0 80px;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  isolation: isolate;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(120deg, rgba(14, 15, 26, 0.94) 0%, rgba(14, 15, 26, 0.76) 55%, rgba(255, 77, 46, 0.18) 100%);
}
.breadcrumb-bar {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 24px;
}
.breadcrumb-bar a {
  color: rgba(255, 255, 255, 0.8);
}
.breadcrumb-bar a:hover {
  color: var(--primary);
}
.page-hero h1 {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: 1px;
  max-width: 700px;
  color: #fff;
}
.page-hero h1 span {
  color: var(--primary);
}
.page-hero p {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.75);
  max-width: 640px;
  margin-top: 20px;
}
.section {
  padding: var(--space-section) 0;
}
.section-alt {
  background: var(--deep-bg);
}
.section-title-wrap {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 42px;
}
.section-title {
  font-size: 34px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 1px;
  line-height: 1.25;
}
.section-title span {
  color: var(--primary);
}
.section-subtitle {
  font-size: 15px;
  color: var(--text-weak);
  max-width: 560px;
}
.section-divider {
  width: 72px;
  height: 4px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  margin-top: 14px;
}
.service-overview {
  background: linear-gradient(180deg, var(--dark-bg) 0%, var(--deep-bg) 100%);
}
.overview-media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}
.overview-media img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.overview-media:hover img {
  transform: scale(1.04);
}
.overview-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(0, 0, 0, 0) 40%, rgba(14, 15, 26, 0.88) 100%);
}
.overview-media .media-meta {
  position: absolute;
  left: 24px;
  bottom: 22px;
  z-index: 2;
}
.media-tag {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 10px;
  box-shadow: 0 4px 14px var(--primary-glow);
}
.media-tag.hot {
  background: var(--accent);
  color: #1a1a1a;
  box-shadow: none;
}
.overview-media .media-meta h3 {
  color: #fff;
  font-size: 22px;
  font-weight: 700;
}
.overview-content {
  padding: 10px 0;
}
.overview-content h2 {
  font-size: 30px;
  font-weight: 800;
  color: #fff;
  line-height: 1.35;
}
.overview-content > p {
  color: var(--text-weak);
  font-size: 15px;
  margin-top: 16px;
}
.service-points {
  margin-top: 30px;
  display: grid;
  gap: 16px;
}
.service-point {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}
.service-point:hover {
  border-color: rgba(255, 77, 46, 0.45);
  transform: translateX(6px);
  background: rgba(255, 77, 46, 0.07);
}
.service-point .point-icon {
  flex: 0 0 42px;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), #ff7a4d);
  color: #fff;
  font-size: 17px;
  box-shadow: 0 6px 16px var(--primary-glow);
}
.service-point .point-text h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
}
.service-point .point-text p {
  color: var(--text-weak);
  font-size: 14px;
  margin: 0;
}
.service-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.service-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  transition: all 0.35s ease;
  box-shadow: var(--shadow-sm);
}
.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(255, 77, 46, 0.45);
}
.service-card .card-thumb {
  position: relative;
  height: 190px;
  overflow: hidden;
}
.service-card .card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.service-card:hover .card-thumb img {
  transform: scale(1.07);
}
.service-card .card-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 45%, rgba(28, 29, 48, 1) 100%);
}
.card-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  padding: 5px 14px;
  border-radius: 999px;
  background: rgba(255, 77, 46, 0.92);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  backdrop-filter: blur(4px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}
.card-heat {
  position: absolute;
  right: 12px;
  bottom: 8px;
  z-index: 2;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}
.card-body {
  padding: 22px 24px 26px;
}
.card-body h3 {
  font-size: 19px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
  line-height: 1.4;
}
.card-body p {
  color: var(--text-weak);
  font-size: 14px;
  margin-bottom: 18px;
  line-height: 1.7;
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
}
.card-link i {
  transition: transform 0.25s ease;
}
.card-link:hover {
  color: #fff;
}
.card-link:hover i {
  transform: translateX(5px);
}
.stats-section {
  background: var(--deep-bg);
  position: relative;
  overflow: hidden;
}
.stats-section::before {
  content: "";
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: rgba(255, 77, 46, 0.1);
  filter: blur(120px);
  top: -100px;
  right: -100px;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-card {
  position: relative;
  text-align: center;
  padding: 40px 24px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  transition: all 0.35s ease;
  z-index: 1;
}
.stat-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 77, 46, 0.45);
  box-shadow: var(--shadow-lg);
}
.stat-card .stat-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 18px;
  font-size: 24px;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: 0 10px 26px var(--primary-glow);
}
.stat-card .stat-num {
  font-size: 38px;
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
}
.stat-card .stat-num small {
  font-size: 18px;
  color: var(--primary);
  margin-left: 2px;
}
.stat-card .stat-label {
  color: var(--text-weak);
  font-size: 14px;
  margin-top: 10px;
}
.process-section {
  background: var(--dark-bg);
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
  counter-reset: step;
}
.process-item {
  position: relative;
  padding: 34px 24px 30px;
  border-radius: var(--radius);
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  transition: all 0.35s ease;
}
.process-item:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 77, 46, 0.4);
  box-shadow: var(--shadow-lg);
}
.process-item .step-num {
  font-size: 14px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 2px;
  margin-bottom: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.process-item .step-num::before {
  content: "";
  width: 28px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}
.process-item h4 {
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}
.process-item p {
  color: var(--text-weak);
  font-size: 14px;
  margin: 0;
}
.process-arrow {
  position: absolute;
  top: 42%;
  right: -22px;
  color: rgba(255, 255, 255, 0.2);
  font-size: 18px;
  z-index: 2;
}
.faq-section {
  background: var(--deep-bg);
}
.faq-list {
  max-width: 880px;
  margin: 0 auto;
}
.faq-item {
  margin-bottom: 16px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  transition: border-color 0.25s ease;
}
.faq-item:hover {
  border-color: rgba(255, 77, 46, 0.35);
}
.faq-item summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 24px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  list-style: none;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary i {
  color: var(--primary);
  font-size: 16px;
  transition: transform 0.25s ease;
}
.faq-item[open] summary i {
  transform: rotate(45deg);
}
.faq-item .faq-answer {
  padding: 0 24px 22px 54px;
  color: var(--text-weak);
  font-size: 15px;
  line-height: 1.8;
}
.cta-panel {
  position: relative;
  padding: 60px 64px;
  border-radius: 24px;
  overflow: hidden;
  text-align: center;
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  isolation: isolate;
}
.cta-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(135deg, rgba(255, 77, 46, 0.92), rgba(14, 15, 26, 0.92));
}
.cta-panel h3 {
  font-size: 34px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 14px;
}
.cta-panel p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 16px;
  max-width: 560px;
  margin: 0 auto 30px;
}
.cta-btns {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.btn-light-custom {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 48px;
  padding: 0 30px;
  border-radius: 999px;
  background: #fff;
  color: var(--primary);
  font-weight: 700;
  font-size: 15px;
  border: 0;
  transition: all 0.3s ease;
}
.btn-light-custom:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.25);
  color: var(--primary-dark);
}
.btn-outline-light-custom {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 48px;
  padding: 0 30px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  font-weight: 600;
  font-size: 15px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  transition: all 0.3s ease;
}
.btn-outline-light-custom:hover {
  background: #fff;
  color: var(--primary);
  border-color: #fff;
  transform: translateY(-3px);
}
.site-footer {
  background: #0a0b14;
  border-top: 1px solid var(--border-color);
  padding-top: 64px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 46px;
}
.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}
.footer-logo i {
  color: var(--primary);
}
.footer-logo span {
  color: var(--primary);
}
.footer-brand p {
  color: var(--text-weak);
  font-size: 14px;
  line-height: 1.8;
  max-width: 340px;
}
.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}
.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-color);
  color: rgba(255, 255, 255, 0.7);
  font-size: 16px;
  transition: all 0.3s ease;
}
.footer-social a:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: 0 8px 20px var(--primary-glow);
}
.footer-col h4 {
  color: #fff;
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 20px;
  position: relative;
  padding-left: 14px;
}
.footer-col h4::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 4px;
  border-radius: 4px;
  background: var(--primary);
}
.footer-col ul li {
  margin-bottom: 12px;
}
.footer-col ul li a {
  color: var(--text-weak);
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.25s ease;
}
.footer-col ul li a i {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.2);
}
.footer-col ul li a:hover {
  color: var(--primary);
  transform: translateX(4px);
}
.footer-col ul li a:hover i {
  color: var(--primary);
}
.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding: 24px 0;
}
.footer-bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.footer-bottom p {
  color: rgba(255, 255, 255, 0.4);
  font-size: 13px;
  margin: 0;
}
@media (max-width: 1024px) {
  .service-cards {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .search-form {
    width: 220px;
  }
}
@media (max-width: 768px) {
  :root {
    --space-section: 60px;
  }
  .header-top .container {
    flex-wrap: wrap;
  }
  .search-form {
    display: none;
  }
  .section-title {
    font-size: 26px;
  }
  .section-title-wrap {
    display: block;
  }
  .section-subtitle {
    margin-top: 12px;
  }
  .overview-media img {
    height: 260px;
  }
  .container {
    padding-left: 18px;
    padding-right: 18px;
  }
  .cta-panel {
    padding: 40px 24px;
  }
  .cta-panel h3 {
    font-size: 26px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }
  .footer-bottom .container {
    justify-content: center;
    text-align: center;
  }
}
@media (max-width: 520px) {
  .brand {
    font-size: 22px;
  }
  .btn-login {
    padding: 0 14px;
    height: 38px;
    font-size: 13px;
  }
  .page-hero {
    padding: 60px 0 50px;
  }
  .page-hero h1 {
    font-size: 30px;
  }
  .breadcrumb-bar {
    font-size: 12px;
    padding: 6px 14px;
  }
  .service-cards {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .process-grid {
    grid-template-columns: 1fr;
  }
  .process-arrow {
    display: none;
  }
  .footer-bottom {
    flex-direction: column;
  }
}