/* roulang page: index */
/* ========== 设计变量 ========== */
:root {
  --bg-base: #0F1115;
  --bg-alt: #141820;
  --bg-card: #1E242F;
  --bg-card-hover: #232A37;
  --primary: #E8A33D;
  --primary-hover: #F0B554;
  --accent: #2FCB9A;
  --danger: #E85D5D;
  --text-primary: #F2F4F8;
  --text-secondary: #B9C0CC;
  --text-dim: #6B7280;
  --border: rgba(255,255,255,.08);
  --border-strong: rgba(255,255,255,.14);
  --radius-card: 14px;
  --radius-btn: 8px;
  --shadow-card: 0 4px 16px rgba(0,0,0,.2);
  --shadow-hover: 0 10px 30px rgba(0,0,0,.4);
  --font-sans: -apple-system, BlinkMacSystemFont, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  --transition: 200ms ease;
}

/* ========== Reset / Base ========== */
*, *::before, *::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.75;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}
a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover {
  color: var(--primary-hover);
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
button, input, select, textarea {
  font-family: inherit;
}
.container-custom {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}
@media (max-width: 576px) {
  .container-custom {
    padding: 0 16px;
  }
}

/* ========== 顶部信息条 ========== */
.topbar {
  background: var(--bg-alt);
  height: 36px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(255,255,255,.04);
  font-size: 13px;
}
.topbar .container-custom {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.topbar-domain {
  color: var(--text-secondary);
  font-weight: 500;
  letter-spacing: .3px;
}
.topbar-links {
  display: flex;
  align-items: center;
  gap: 20px;
}
.topbar-links a {
  color: var(--text-secondary);
  font-size: 13px;
  transition: color var(--transition);
}
.topbar-links a:hover {
  color: var(--primary);
}
.topbar-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 26px;
  padding: 0 14px;
  border: 1px solid var(--primary);
  border-radius: 999px;
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  background: transparent;
  transition: all var(--transition);
}
.topbar-btn:hover {
  background: var(--primary);
  color: #0F1115;
  border-color: var(--primary);
}
@media (max-width: 767px) {
  .topbar-links a:not(.topbar-btn) {
    display: none;
  }
  .topbar-domain {
    font-size: 12px;
  }
}

/* ========== 主导航 ========== */
.main-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(15,17,21,.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.main-header .container-custom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-logo {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--primary), #C47F1F);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  color: #0F1115;
  box-shadow: 0 0 18px rgba(232,163,61,.3);
}
.brand-text {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
  letter-spacing: .2px;
}
.brand-text span {
  color: var(--primary);
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.main-nav a {
  display: inline-flex;
  align-items: center;
  height: 40px;
  padding: 0 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-btn);
  border-bottom: 2px solid transparent;
  transition: all var(--transition);
}
.main-nav a:hover {
  color: #fff;
  background: rgba(255,255,255,.04);
}
.main-nav a.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  font-weight: 600;
}
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  border-radius: var(--radius-btn);
  color: var(--text-primary);
  font-size: 20px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: border-color var(--transition);
}
.nav-toggle:hover {
  border-color: var(--primary);
}
.nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15,17,21,.98);
  z-index: 2000;
  padding: 80px 32px 32px;
  opacity: 0;
  visibility: hidden;
  transition: all .3s ease;
}
.nav-overlay.active {
  opacity: 1;
  visibility: visible;
}
.nav-overlay .close-btn {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  background: transparent;
  border-radius: 50%;
  color: var(--text-primary);
  font-size: 20px;
  cursor: pointer;
}
.nav-overlay .close-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.nav-overlay a {
  display: block;
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.nav-overlay a.active {
  color: var(--primary);
}
@media (max-width: 991px) {
  .main-nav {
    display: none;
  }
  .nav-toggle {
    display: inline-flex;
  }
  .main-header .container-custom {
    height: 60px;
  }
  .brand-text {
    font-size: 17px;
  }
}

/* ========== Hero 直播主视觉 ========== */
.hero-live {
  position: relative;
  padding: 72px 0 64px;
  background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat, var(--bg-base);
  min-height: 560px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-live::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(15,17,21,.96) 0%, rgba(15,17,21,.82) 55%, rgba(15,17,21,.55) 100%);
  z-index: 1;
}
.hero-live .container-custom {
  position: relative;
  z-index: 2;
}
.hero-grid {
  display: grid;
  grid-template-columns: 6fr 4fr;
  gap: 48px;
  align-items: center;
}
.hero-cover {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(0,0,0,.5), 0 0 0 1px rgba(255,255,255,.08);
}
.hero-cover img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}
.hero-cover-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 28px;
  padding: 0 14px;
  background: rgba(15,17,21,.75);
  border: 1px solid var(--primary);
  color: var(--primary);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  backdrop-filter: blur(8px);
}
.hero-cover-badge i {
  font-size: 10px;
  animation: pulse 1.6s ease infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .4; }
}
.hero-info {
  padding: 8px 0;
}
.live-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 30px;
  padding: 0 16px;
  border: 1px solid var(--primary);
  border-radius: 999px;
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .5px;
  margin-bottom: 20px;
  background: rgba(232,163,61,.08);
}
.hero-info h1 {
  font-size: clamp(26px, 4vw, 34px);
  font-weight: 800;
  line-height: 1.3;
  margin: 0 0 14px;
  color: var(--text-primary);
}
.hero-info h1 span {
  color: var(--primary);
}
.hero-sub {
  font-size: 17px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0 0 28px;
  max-width: 420px;
}
.countdown-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 28px;
}
.countdown-block {
  width: 64px;
  height: 72px;
  background: var(--bg-alt);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-card);
}
.cd-num {
  font-size: 28px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--text-primary);
  line-height: 1;
}
.cd-label {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 5px;
  letter-spacing: .5px;
}
.cd-sep {
  color: var(--primary);
  font-size: 24px;
  font-weight: 700;
  padding-bottom: 18px;
}
.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 30px;
}
.hero-tags .tag-pill {
  display: inline-flex;
  align-items: center;
  height: 26px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(232,163,61,.12);
  color: #F0B554;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid rgba(232,163,61,.2);
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.btn-main {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 28px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
}
.btn-primary-main {
  background: var(--primary);
  color: #0F1115;
  box-shadow: 0 4px 18px rgba(232,163,61,.25);
}
.btn-primary-main:hover {
  background: var(--primary-hover);
  color: #0F1115;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232,163,61,.35);
}
.btn-outline-main {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(255,255,255,.22);
}
.btn-outline-main:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}
@media (max-width: 991px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .hero-cover img {
    aspect-ratio: 16/9;
  }
  .hero-live {
    min-height: auto;
    padding: 48px 0 40px;
  }
}
@media (max-width: 576px) {
  .hero-live {
    padding: 40px 0 32px;
  }
  .hero-info h1 {
    font-size: 26px;
  }
  .hero-cta .btn-main {
    width: 100%;
  }
  .countdown-block {
    width: 48px;
    height: 54px;
  }
  .cd-num {
    font-size: 22px;
  }
  .countdown-wrap {
    gap: 6px;
  }
}

/* ========== 通用板块 ========== */
.section-block {
  padding: 72px 0;
}
.section-alt {
  background: var(--bg-alt);
}
.section-head {
  margin-bottom: 40px;
}
.section-head .section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 10px;
}
.section-head h2 {
  font-size: clamp(24px, 3vw, 30px);
  font-weight: 800;
  margin: 0 0 8px;
  color: var(--text-primary);
}
.section-head p {
  font-size: 15px;
  color: var(--text-secondary);
  margin: 0;
  max-width: 600px;
}
@media (max-width: 576px) {
  .section-block {
    padding: 40px 0;
  }
}

/* ========== 时间轴看点 ========== */
.timeline-section {
  background: var(--bg-base);
}
.timeline {
  position: relative;
  padding-left: 0;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 32px;
  top: 16px;
  bottom: 16px;
  width: 1px;
  background: linear-gradient(180deg, var(--primary), transparent);
  opacity: .35;
}
.timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 24px;
  margin-bottom: 24px;
}
.timeline-time {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
  text-align: right;
  padding-top: 22px;
  letter-spacing: .3px;
}
.timeline-dot {
  position: absolute;
  left: 26px;
  top: 22px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 4px rgba(232,163,61,.18), 0 0 16px rgba(232,163,61,.4);
  z-index: 1;
}
.timeline-card {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  padding: 24px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.timeline-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(232,163,61,.3);
}
.timeline-idx {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 24px;
  padding: 0 10px;
  background: rgba(232,163,61,.14);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  border-radius: 999px;
  margin-bottom: 12px;
}
.timeline-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 8px;
}
.timeline-card p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0 0 14px;
}
.timeline-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.timeline-tags .tag-pill {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(47,203,154,.12);
  color: #4EDCB0;
  font-size: 12px;
  font-weight: 600;
}
@media (max-width: 767px) {
  .timeline::before {
    left: 14px;
  }
  .timeline-item {
    grid-template-columns: 44px 1fr;
    gap: 14px;
  }
  .timeline-time {
    font-size: 13px;
    padding-top: 20px;
  }
  .timeline-dot {
    left: 8px;
  }
  .timeline-card {
    padding: 18px;
  }
  .timeline-card h3 {
    font-size: 17px;
  }
}

/* ========== 订阅表单 ========== */
.subscribe-cta {
  position: relative;
  background: var(--bg-alt);
  padding: 72px 0;
  clip-path: polygon(0 0, 100% 2%, 100% 100%, 0 98%);
}
.subscribe-inner {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  padding: 40px;
  border: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  box-shadow: var(--shadow-card);
}
.subscribe-left {
  flex: 1 1 340px;
}
.subscribe-left h2 {
  font-size: 26px;
  font-weight: 800;
  margin: 0 0 6px;
  color: var(--text-primary);
}
.subscribe-left p {
  font-size: 15px;
  color: var(--text-secondary);
  margin: 0;
  max-width: 440px;
}
.subscribe-right {
  flex: 1 1 420px;
}
.subscribe-form {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.subscribe-form .form-control {
  flex: 1 1 240px;
  height: 44px;
  background: var(--bg-alt);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-btn);
  color: var(--text-primary);
  padding: 0 16px;
  font-size: 14px;
  transition: all var(--transition);
}
.subscribe-form .form-control:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(232,163,61,.15);
}
.subscribe-form .form-control::placeholder {
  color: var(--text-dim);
}
.subscribe-form .btn-main {
  height: 44px;
  padding: 0 24px;
  flex-shrink: 0;
}
.subscribe-form .btn-main.subscribed {
  background: var(--accent);
  color: #0F1115;
}
.privacy-note {
  width: 100%;
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 12px;
  padding-left: 4px;
}
@media (max-width: 576px) {
  .subscribe-inner {
    padding: 28px 20px;
  }
  .subscribe-form {
    flex-direction: column;
  }
  .subscribe-form .btn-main {
    width: 100%;
  }
}

/* ========== 回放 / 快捷入口 ========== */
.replay-entry {
  background: var(--bg-base);
}
.replay-entry-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 32px;
}
.replay-col h3,
.entry-col h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.replay-col h3 i,
.entry-col h3 i {
  color: var(--primary);
  font-size: 18px;
}
.replay-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.replay-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-card);
  border-radius: var(--radius-card);
  padding: 12px;
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.replay-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(232,163,61,.28);
}
.replay-cover {
  width: 120px;
  aspect-ratio: 4/3;
  border-radius: 10px;
  object-fit: cover;
  flex-shrink: 0;
}
.replay-info {
  flex: 1;
  min-width: 0;
}
.replay-info h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.replay-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 13px;
  color: var(--text-secondary);
}
.replay-meta i {
  margin-right: 4px;
  font-size: 12px;
}
.entry-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.entry-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-card);
  border-radius: var(--radius-card);
  padding: 18px;
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.entry-card:hover {
  transform: translateX(4px);
  border-color: var(--primary);
  box-shadow: var(--shadow-hover);
}
.entry-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.entry-icon.gold {
  background: rgba(232,163,61,.15);
  color: var(--primary);
}
.entry-icon.green {
  background: rgba(47,203,154,.15);
  color: var(--accent);
}
.entry-icon.blue {
  background: rgba(120,160,255,.15);
  color: #78A0FF;
}
.entry-icon.purple {
  background: rgba(190,130,255,.15);
  color: #BE82FF;
}
.entry-text {
  flex: 1;
  min-width: 0;
}
.entry-text strong {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}
.entry-text em {
  font-style: normal;
  font-size: 12px;
  color: var(--text-secondary);
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.entry-text i {
  color: var(--text-dim);
  font-size: 12px;
  margin-left: 6px;
}
.entry-card:hover .entry-text i {
  color: var(--primary);
  transform: translateX(3px);
  transition: transform var(--transition);
}
@media (max-width: 991px) {
  .replay-entry-grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 576px) {
  .replay-cover {
    width: 100px;
  }
  .entry-grid {
    grid-template-columns: 1fr;
  }
}

/* ========== CMS 最新动态 ========== */
.cms-latest-section {
  background: var(--bg-alt);
}
.cms-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 32px;
}
.cms-feature {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--border);
  display: block;
  transition: all var(--transition);
}
.cms-feature:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(232,163,61,.3);
}
.cms-feature-cover {
  position: relative;
  overflow: hidden;
}
.cms-feature-cover img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  transition: transform .4s ease;
}
.cms-feature:hover .cms-feature-cover img {
  transform: scale(1.03);
}
.cms-feature-cover .badge-cat {
  position: absolute;
  top: 14px;
  left: 14px;
}
.badge-cat {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(232,163,61,.14);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  border: 1px solid rgba(232,163,61,.2);
}
.badge-cat.green {
  background: rgba(47,203,154,.12);
  color: var(--accent);
  border-color: rgba(47,203,154,.2);
}
.cms-feature-body {
  padding: 20px 22px 24px;
}
.cms-feature-body h3 {
  font-size: 19px;
  font-weight: 700;
  line-height: 1.4;
  margin: 0 0 8px;
  color: var(--text-primary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.cms-feature-body p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0 0 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.cms-meta {
  font-size: 13px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 10px;
}
.cms-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.cms-list-item {
  background: var(--bg-card);
  border-radius: 12px;
  padding: 16px 18px;
  border: 1px solid var(--border);
  display: block;
  transition: all var(--transition);
}
.cms-list-item:hover {
  border-color: rgba(232,163,61,.3);
  background: var(--bg-card-hover);
  transform: translateY(-1px);
}
.cms-list-item .cms-title {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color var(--transition);
}
.cms-list-item:hover .cms-title {
  color: var(--primary);
}
.cms-list-item .cms-summary {
  display: block;
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.cms-meta {
  display: flex;
  align-items: center;
  gap: 10px;
}
.cms-date {
  font-size: 12px;
  color: var(--text-dim);
}
.empty-state {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  background: var(--bg-card);
  border-radius: var(--radius-card);
  border: 1px dashed var(--border-strong);
  color: var(--text-secondary);
}
.empty-state i {
  font-size: 44px;
  color: var(--text-dim);
  margin-bottom: 14px;
}
.empty-state p {
  font-size: 15px;
  margin: 0 0 16px;
}
.empty-state .btn-mini {
  display: inline-flex;
  align-items: center;
  height: 36px;
  padding: 0 20px;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-btn);
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 500;
  transition: all var(--transition);
}
.empty-state .btn-mini:hover {
  border-color: var(--primary);
  color: var(--primary);
}
@media (max-width: 991px) {
  .cms-grid {
    grid-template-columns: 1fr;
  }
}

/* ========== FAQ 手风琴 ========== */
.faq-section {
  background: var(--bg-base);
}
.faq-accordion .accordion-item {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 10px !important;
  margin-bottom: 12px;
  overflow: hidden;
  transition: all var(--transition);
}
.faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)) {
  border-left: 3px solid var(--primary);
  background: var(--bg-card);
}
.faq-accordion .accordion-header {
  margin: 0;
}
.faq-accordion .accordion-button {
  background: transparent;
  color: var(--text-primary);
  font-size: 16px;
  font-weight: 600;
  padding: 18px 20px;
  box-shadow: none;
  border-radius: 0 !important;
  transition: all var(--transition);
}
.faq-accordion .accordion-button:not(.collapsed) {
  background: rgba(232,163,61,.06);
  color: var(--primary);
}
.faq-accordion .accordion-button:focus {
  box-shadow: 0 0 0 3px rgba(232,163,61,.12);
}
.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='%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");
  transition: transform var(--transition);
}
.faq-accordion .accordion-button:not(.collapsed)::after {
  transform: rotate(180deg);
}
.faq-accordion .accordion-body {
  padding: 0 20px 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-secondary);
}
.faq-accordion .accordion-body p {
  margin: 0;
}
@media (max-width: 576px) {
  .faq-accordion .accordion-button {
    font-size: 15px;
    padding: 16px;
  }
  .faq-accordion .accordion-body {
    padding: 0 16px 16px;
    font-size: 14px;
  }
}

/* ========== CTA 横幅 ========== */
.cta-banner {
  background: var(--bg-alt);
  padding: 0;
}
.cta-inner {
  position: relative;
  background: linear-gradient(120deg, rgba(232,163,61,.14), rgba(232,163,61,.05)), var(--bg-card);
  border-radius: var(--radius-card);
  padding: 48px 40px;
  text-align: center;
  border: 1px solid rgba(232,163,61,.18);
  overflow: hidden;
}
.cta-inner::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(232,163,61,.08);
  pointer-events: none;
}
.cta-inner h2 {
  font-size: 26px;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 10px;
}
.cta-inner p {
  font-size: 15px;
  color: var(--text-secondary);
  margin: 0 auto 24px;
  max-width: 520px;
}
.cta-inner .btn-main {
  min-width: 200px;
}
@media (max-width: 576px) {
  .cta-inner {
    padding: 32px 20px;
  }
  .cta-inner h2 {
    font-size: 22px;
  }
  .cta-inner .btn-main {
    width: 100%;
  }
}

/* ========== 页脚 ========== */
.main-footer {
  background: #0C0E12;
  border-top: 1px solid var(--border);
  padding: 56px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand .brand-text {
  font-size: 19px;
  margin-bottom: 10px;
  display: block;
}
.footer-slogan {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 260px;
  margin: 12px 0 0;
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 16px;
  letter-spacing: .3px;
}
.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-col ul li {
  margin-bottom: 10px;
}
.footer-col ul li a {
  font-size: 14px;
  color: var(--text-secondary);
  transition: color var(--transition);
}
.footer-col ul li a:hover {
  color: var(--primary);
}
.footer-contact {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 2;
}
.footer-social {
  display: flex;
  gap: 10px;
  margin-top: 14px;
}
.footer-social a {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 14px;
  transition: all var(--transition);
}
.footer-social a:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(232,163,61,.08);
}
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: var(--text-dim);
}
.footer-bottom a {
  color: var(--text-dim);
}
.footer-bottom a:hover {
  color: var(--primary);
}
@media (max-width: 991px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}
@media (max-width: 576px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .main-footer {
    padding-top: 40px;
  }
}

/* ========== 辅助工具类 ========== */
.text-primary-custom {
  color: var(--primary) !important;
}
.text-accent-custom {
  color: var(--accent) !important;
}
.bg-card-custom {
  background: var(--bg-card) !important;
}
.fw-800 {
  font-weight: 800 !important;
}

/* roulang page: article */
:root {
            --bg-base: #0F1115;
            --bg-alt: #141820;
            --bg-card: #1E242F;
            --primary: #E8A33D;
            --primary-hover: #F0B153;
            --accent: #2FCB9A;
            --danger: #E85D5D;
            --text-primary: #F2F4F8;
            --text-secondary: #B9C0CC;
            --border: rgba(255, 255, 255, .08);
            --radius-card: 14px;
            --radius-btn: 8px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, .2);
            --shadow-hover: 0 10px 30px rgba(0, 0, 0, .4);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
            background: var(--bg-base);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius-card);
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: all .2s ease;
        }
        a:hover {
            color: var(--primary-hover);
        }
        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        /* 顶部信息条 */
        .top-info {
            background: var(--bg-alt);
            height: 36px;
            font-size: 13px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
        }
        .top-info .container-custom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;
        }
        .top-info-left {
            letter-spacing: .4px;
            color: var(--text-secondary);
            opacity: .75;
        }
        .top-info-right {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .top-info-link {
            color: var(--text-secondary);
            font-size: 13px;
            padding: 2px 10px;
            border: 1px solid rgba(255, 255, 255, .14);
            border-radius: 999px;
            transition: all .2s ease;
            line-height: 22px;
        }
        .top-info-link:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(232, 163, 61, .08);
        }
        .top-info-cta {
            color: var(--primary);
            font-weight: 600;
        }
        /* 主导航 */
        .main-header {
            background: var(--bg-base);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .main-header .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-logo {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), #C67F22);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--bg-base);
            box-shadow: 0 4px 12px rgba(232, 163, 61, .3);
        }
        .brand-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -.5px;
            line-height: 1.2;
        }
        .brand-text span {
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            display: block;
            letter-spacing: 1px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .main-nav a {
            color: var(--text-secondary);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            padding: 6px 2px;
            letter-spacing: .2px;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transform: scaleX(0);
            transition: transform .25s ease;
        }
        .main-nav a:hover {
            color: #fff;
        }
        .main-nav a:hover::after,
        .main-nav a.active::after {
            transform: scaleX(1);
        }
        .main-nav a.active {
            color: #fff;
            font-weight: 600;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border);
            color: var(--text-primary);
            font-size: 20px;
            width: 42px;
            height: 42px;
            border-radius: 8px;
            cursor: pointer;
            transition: all .2s ease;
        }
        .nav-toggle:hover {
            border-color: var(--primary);
            color: var(--primary);
        }
        /* 文章页样式 */
        .article-wrap {
            padding: 48px 0 72px;
        }
        .article-breadcrumb {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .article-breadcrumb a {
            color: var(--text-secondary);
            transition: color .2s;
        }
        .article-breadcrumb a:hover {
            color: var(--primary);
        }
        .article-breadcrumb .sep {
            opacity: .4;
        }
        .article-main-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 40px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            max-width: 920px;
            margin: 0 auto;
        }
        .article-title {
            font-size: 33px;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 18px;
            letter-spacing: -.5px;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-secondary);
            padding-bottom: 24px;
            margin-bottom: 28px;
            border-bottom: 1px solid var(--border);
        }
        .article-meta .dot {
            width: 3px;
            height: 3px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .3);
            display: inline-block;
        }
        .article-meta .badge-cat {
            display: inline-block;
            background: rgba(232, 163, 61, .12);
            color: var(--primary);
            padding: 2px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
        }
        .article-body {
            max-width: 720px;
            margin: 0 auto;
        }
        .article-body p {
            font-size: 17px;
            line-height: 1.8;
            margin-bottom: 1.4em;
            color: rgba(242, 244, 248, .85);
        }
        .article-body h2 {
            font-size: 22px;
            font-weight: 700;
            margin: 40px 0 16px;
            color: var(--text-primary);
        }
        .article-body h3 {
            font-size: 18px;
            font-weight: 600;
            margin: 28px 0 12px;
            color: var(--text-primary);
        }
        .article-body blockquote {
            border-left: 3px solid var(--primary);
            background: rgba(232, 163, 61, .06);
            padding: 16px 24px;
            margin: 24px 0;
            border-radius: 0 var(--radius-btn) var(--radius-btn) 0;
            color: rgba(242, 244, 248, .75);
            font-style: normal;
        }
        .article-body img {
            border-radius: 12px;
            margin: 20px 0;
            width: 100%;
            object-fit: cover;
        }
        .article-body table {
            width: 100%;
            background: var(--bg-alt);
            border-radius: var(--radius-btn);
            padding: 4px;
            margin: 20px 0;
            font-size: 14px;
        }
        .article-body table td,
        .article-body table th {
            padding: 10px 14px;
            border-bottom: 1px solid var(--border);
        }
        .article-body table th {
            color: var(--primary);
            font-weight: 600;
        }
        .article-body code {
            background: var(--bg-alt);
            padding: 2px 8px;
            border-radius: 6px;
            font-size: 14px;
            color: var(--accent);
        }
        .article-tags {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .article-tags .tag-label {
            font-size: 14px;
            color: var(--text-secondary);
            font-weight: 600;
        }
        .tag-pill {
            display: inline-block;
            background: rgba(232, 163, 61, .12);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 999px;
            transition: all .2s ease;
        }
        .tag-pill:hover {
            background: var(--primary);
            color: var(--bg-base);
        }
        .article-share {
            margin-top: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .share-btn {
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: var(--bg-alt);
            border: 1px solid var(--border);
            color: var(--text-secondary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            transition: all .2s ease;
        }
        .share-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(232, 163, 61, .08);
        }
        /* 相关推荐 */
        .related-wrap {
            max-width: 920px;
            margin: 0 auto;
            padding-top: 56px;
        }
        .related-title {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .related-title::before {
            content: '';
            width: 4px;
            height: 24px;
            background: var(--primary);
            border-radius: 2px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all .25s ease;
            box-shadow: var(--shadow-card);
        }
        .related-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(232, 163, 61, .3);
        }
        .related-img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
            border-radius: 0;
        }
        .related-body {
            padding: 18px 20px 20px;
        }
        .related-body h3 {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 8px;
            color: var(--text-primary);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-body p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }
        .related-meta {
            font-size: 12px;
            color: rgba(255, 255, 255, .4);
        }
        .back-column {
            text-align: center;
            margin-top: 32px;
        }
        .back-column a {
            font-size: 14px;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border);
            padding-bottom: 2px;
        }
        .back-column a:hover {
            color: var(--primary);
            border-color: var(--primary);
        }
        /* 无文章空态 */
        .not-found-wrap {
            text-align: center;
            padding: 80px 20px;
            background: var(--bg-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            max-width: 720px;
            margin: 0 auto;
        }
        .not-found-icon {
            font-size: 48px;
            color: rgba(255, 255, 255, .2);
            margin-bottom: 20px;
            stroke-width: 1.5;
        }
        .not-found-wrap h2 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .not-found-wrap p {
            color: var(--text-secondary);
            font-size: 15px;
            margin-bottom: 28px;
        }
        .btn-outline-primary {
            border: 1px solid var(--primary);
            color: var(--primary);
            padding: 10px 28px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 14px;
            background: transparent;
            transition: all .25s ease;
        }
        .btn-outline-primary:hover {
            background: var(--primary);
            color: var(--bg-base);
        }
        /* 页脚 */
        .main-footer {
            background: var(--bg-alt);
            border-top: 1px solid var(--border);
            padding: 64px 0 0;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 48px;
        }
        .footer-brand .brand {
            margin-bottom: 14px;
        }
        .footer-slogan {
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.7;
            margin-top: 12px;
            max-width: 280px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 28px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a,
        .footer-col ul li span {
            color: var(--text-secondary);
            font-size: 14px;
            transition: color .2s ease;
            line-height: 1.6;
        }
        .footer-col ul li a:hover {
            color: var(--primary);
        }
        .footer-contact {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 16px;
            line-height: 2;
        }
        .footer-contact i {
            width: 16px;
            text-align: center;
        }
        .footer-social {
            display: flex;
            gap: 10px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            background: rgba(255, 255, 255, .06);
            border: 1px solid var(--border);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 15px;
            transition: all .25s ease;
        }
        .footer-social a:hover {
            background: var(--primary);
            color: var(--bg-base);
            border-color: var(--primary);
            transform: translateY(-2px);
        }
        .footer-bottom {
            border-top: 1px solid var(--border);
            padding: 18px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, .35);
        }
        /* 响应式 */
        @media (max-width: 1199.98px) {
            .container-custom {
                max-width: 960px;
            }
            .footer-grid {
                gap: 32px;
            }
        }
        @media (max-width: 991.98px) {
            .container-custom {
                max-width: 720px;
            }
            .main-nav {
                position: fixed;
                top: 0;
                right: -100%;
                width: 320px;
                height: 100vh;
                background: var(--bg-alt);
                flex-direction: column;
                justify-content: flex-start;
                align-items: flex-start;
                gap: 0;
                padding: 80px 32px 32px;
                transition: right .3s ease;
                box-shadow: -10px 0 40px rgba(0, 0, 0, .5);
                z-index: 9999;
                overflow-y: auto;
            }
            .main-nav.open {
                right: 0;
            }
            .main-nav a {
                width: 100%;
                font-size: 17px;
                padding: 12px 0;
                border-bottom: 1px solid rgba(255, 255, 255, .06);
                color: var(--text-primary);
            }
            .main-nav a::after {
                display: none;
            }
            .main-nav a.active {
                color: var(--primary);
            }
            .nav-toggle {
                display: block;
            }
            .main-header .container-custom {
                height: 60px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .article-main-card {
                padding: 28px 24px;
            }
            .article-title {
                font-size: 26px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }
        }
        @media (max-width: 767.98px) {
            .container-custom {
                padding: 0 16px;
            }
            .top-info .container-custom {
                padding: 0 16px;
            }
            .top-info-left {
                font-size: 12px;
            }
            .top-info-right {
                gap: 6px;
            }
            .top-info-link {
                font-size: 12px;
                padding: 1px 8px;
            }
            .article-wrap {
                padding: 32px 0 48px;
            }
            .article-main-card {
                padding: 20px 16px;
                border-radius: 12px;
            }
            .article-meta {
                gap: 8px;
                gap: 12px;
                font-size: 12px;
            }
            .article-title {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 520px) {
            body {
                font-size: 14px;
            }
            .brand-text {
                font-size: 18px;
            }
            .brand-text span {
                font-size: 12px;
            }
            .top-info-right .top-info-link:not(.top-info-cta) {
                display: none;
            }
            .article-title {
                font-size: 21px;
                line-height: 1.4;
            }
            .article-body p {
                font-size: 16px;
            }
            .article-body h2 {
                font-size: 20px;
            }
        }

/* roulang page: category1 */
:root {
            --bg-base: #0F1115;
            --bg-alt: #141820;
            --bg-card: #1E242F;
            --bg-card-light: #1A1F2A;
            --primary: #E8A33D;
            --primary-hover: #F0B355;
            --accent: #2FCB9A;
            --danger: #E85D5D;
            --text-primary: #F2F4F7;
            --text-secondary: #B9C0CC;
            --border: rgba(255, 255, 255, .08);
            --radius-card: 14px;
            --radius-btn: 8px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, .2);
            --shadow-hover: 0 10px 30px rgba(0, 0, 0, .4);
            --transition: .2s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background-color: var(--bg-base);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        .container-custom {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (max-width: 768px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 28px;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 15px;
            line-height: 44px;
            border: none;
            transition: background-color var(--transition), color var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
        }

        .btn-primary {
            background-color: var(--primary);
            color: var(--bg-base);
        }

        .btn-primary:hover {
            background-color: var(--primary-hover);
            color: var(--bg-base);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232, 163, 61, .25);
        }

        .btn-outline {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, .2);
            color: var(--text-primary);
        }

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

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            letter-spacing: .08em;
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-label::before {
            content: "";
            width: 20px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .section-title {
            font-size: 34px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 16px;
            color: var(--text-primary);
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 640px;
            margin-bottom: 40px;
            line-height: 1.8;
        }

        /* 顶部信息条 */
        .top-info {
            background-color: var(--bg-alt);
            height: 36px;
            display: flex;
            align-items: center;
            font-size: 13px;
            color: var(--text-secondary);
            border-bottom: 1px solid rgba(255, 255, 255, .04);
        }

        .top-info .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .top-info .top-info-left {
            font-family: "SF Mono", "Consolas", monospace;
            letter-spacing: .02em;
        }

        .top-info .top-info-right {
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .top-info .top-info-right a {
            color: var(--text-secondary);
            font-size: 13px;
            transition: color var(--transition);
        }

        .top-info .top-info-right a:hover {
            color: var(--primary);
        }

        .top-info .top-info-btn {
            display: inline-block;
            padding: 2px 14px;
            border: 1px solid rgba(255, 255, 255, .25);
            border-radius: 999px;
            font-size: 12px;
            color: var(--text-primary);
            transition: all var(--transition);
        }

        .top-info .top-info-btn:hover {
            background-color: var(--primary);
            border-color: var(--primary);
            color: var(--bg-base);
        }

        @media (max-width: 768px) {
            .top-info .top-info-left {
                display: none;
            }
            .top-info .container-custom {
                justify-content: center;
            }
        }

        /* 主导航 */
        .main-header {
            background-color: var(--bg-base);
            border-bottom: 1px solid rgba(255, 255, 255, .05);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .main-header .container-custom {
            display: flex;
            align-items: center;
            height: 72px;
            justify-content: space-between;
            gap: 24px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-logo {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary) 0%, #C77E22 100%);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--bg-base);
            box-shadow: 0 4px 12px rgba(232, 163, 61, .25);
        }

        .brand-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: .01em;
            line-height: 1.2;
        }

        .brand-text span {
            color: var(--primary);
            font-weight: 700;
        }

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

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 8px;
            position: relative;
            transition: color var(--transition), background-color var(--transition);
        }

        .main-nav a:hover {
            color: #fff;
        }

        .main-nav a.active {
            color: var(--text-primary);
            font-weight: 600;
        }

        .main-nav a.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: -2px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, .12);
            border-radius: 8px;
            color: var(--text-primary);
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: all var(--transition);
        }

        .nav-toggle:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        /* 移动端菜单遮罩 */
        .mobile-mask {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, .7);
            z-index: 1090;
            opacity: 0;
            transition: opacity .25s ease;
        }

        .mobile-mask.show {
            opacity: 1;
        }

        .mobile-panel {
            position: fixed;
            top: 0;
            right: 0;
            width: 300px;
            max-width: 85vw;
            height: 100%;
            background: var(--bg-card-light);
            z-index: 1100;
            transform: translateX(100%);
            transition: transform .3s ease;
            display: flex;
            flex-direction: column;
            padding: 24px 20px;
            box-shadow: -10px 0 40px rgba(0, 0, 0, .5);
        }

        .mobile-panel.show {
            transform: translateX(0);
        }

        .mobile-panel .mobile-close {
            position: absolute;
            top: 16px;
            right: 16px;
            width: 36px;
            height: 36px;
            border: 1px solid rgba(255, 255, 255, .12);
            background: transparent;
            border-radius: 8px;
            color: var(--text-primary);
            font-size: 16px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .mobile-panel .mobile-close:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        .mobile-panel .mobile-brand {
            margin-bottom: 28px;
            margin-top: 16px;
        }

        .mobile-panel .mobile-nav {
            display: flex;
            flex-direction: column;
        }

        .mobile-panel .mobile-nav a {
            padding: 14px 8px;
            font-size: 17px;
            color: var(--text-secondary);
            border-bottom: 1px solid rgba(255, 255, 255, .06);
            transition: color var(--transition), padding-left var(--transition);
        }

        .mobile-panel .mobile-nav a:hover,
        .mobile-panel .mobile-nav a.active {
            color: var(--primary);
            padding-left: 16px;
        }

        .mobile-panel .mobile-nav a.active {
            font-weight: 700;
        }

        @media (max-width: 991px) {
            .main-nav {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
            }
        }

        /* 页头横幅 */
        .category-hero {
            position: relative;
            background: linear-gradient(120deg, #1A1F2A 0%, #101318 70%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            background-blend-mode: overlay;
            padding: 72px 0;
            min-height: 260px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            top: -40px;
            right: -20px;
            width: 320px;
            height: 320px;
            background: rgba(232, 163, 61, .15);
            border-radius: 50%;
            filter: blur(80px);
            pointer-events: none;
        }

        .category-hero .container-custom {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 48px;
            flex-wrap: wrap;
        }

        .category-hero .hero-content {
            flex: 1;
            min-width: 280px;
        }

        .category-hero .hero-tag {
            display: inline-block;
            padding: 4px 16px;
            border: 1px solid rgba(232, 163, 61, .5);
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 16px;
            background: rgba(232, 163, 61, .08);
        }

        .category-hero h1 {
            font-size: 38px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 14px;
            color: var(--text-primary);
        }

        .category-hero p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 600px;
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .category-hero .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        @media (max-width: 768px) {
            .category-hero {
                padding: 56px 0;
            }
            .category-hero h1 {
                font-size: 28px;
            }
        }

        /* 通用板块间距 */
        .section-block {
            padding: 80px 0;
        }

        .section-block.alt {
            background-color: var(--bg-alt);
        }

        .section-block.dark {
            background-color: var(--bg-base);
        }

        @media (max-width: 768px) {
            .section-block {
                padding: 48px 0;
            }
        }

        /* 能力卡 */
        .entry-advantages {
            background-color: var(--bg-base);
        }

        .entry-advantages .adv-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .adv-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            border: 1px solid rgba(255, 255, 255, .04);
            box-shadow: var(--shadow-card);
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
        }

        .adv-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(232, 163, 61, .3);
        }

        .adv-card .adv-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            background: rgba(232, 163, 61, .12);
            color: var(--primary);
            margin-bottom: 20px;
        }

        .adv-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-primary);
        }

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

        @media (max-width: 991px) {
            .entry-advantages .adv-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 576px) {
            .entry-advantages .adv-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 适用场景 */
        .entry-scenes {
            background-color: var(--bg-alt);
        }

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

        .scene-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 28px;
            display: flex;
            gap: 20px;
            border-left: 3px solid var(--primary);
            box-shadow: var(--shadow-card);
            transition: transform var(--transition), box-shadow var(--transition);
        }

        .scene-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        .scene-card .scene-num {
            font-size: 32px;
            font-weight: 800;
            color: rgba(232, 163, 61, .35);
            line-height: 1;
            flex-shrink: 0;
            font-family: "SF Mono", "Consolas", monospace;
        }

        .scene-card h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

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

        @media (max-width: 768px) {
            .scene-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 操作流程 */
        .entry-process {
            background-color: var(--bg-base);
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }

        .process-steps::before {
            content: "";
            position: absolute;
            top: 32px;
            left: 10%;
            right: 10%;
            height: 2px;
            background: rgba(232, 163, 61, .2);
            z-index: 0;
        }

        .process-step {
            position: relative;
            z-index: 1;
            text-align: center;
            padding: 0 8px;
        }

        .process-step .step-circle {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: var(--bg-card);
            border: 2px solid var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 20px;
            color: var(--primary);
            font-weight: 800;
            box-shadow: 0 0 0 6px rgba(232, 163, 61, .1);
        }

        .process-step h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .process-step p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        @media (max-width: 991px) {
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px 16px;
            }
            .process-steps::before {
                display: none;
            }
        }

        @media (max-width: 576px) {
            .process-steps {
                grid-template-columns: 1fr;
            }
        }

        /* 入口状态面板 */
        .status-panel-wrap {
            background-color: var(--bg-alt);
        }

        .status-panel {
            background: linear-gradient(120deg, #1A1F2A 0%, #141820 100%);
            border: 1px solid rgba(255, 255, 255, .06);
            border-radius: 18px;
            padding: 40px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            box-shadow: var(--shadow-card);
        }

        .status-item {
            text-align: center;
            padding: 16px 8px;
            border-radius: 12px;
            background: rgba(255, 255, 255, .02);
            transition: background-color var(--transition);
        }

        .status-item:hover {
            background: rgba(255, 255, 255, .05);
        }

        .status-item .status-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            display: inline-block;
            margin-bottom: 10px;
            box-shadow: 0 0 0 4px rgba(47, 203, 154, .15);
        }

        .status-dot.on {
            background: var(--accent);
        }

        .status-dot.warn {
            background: var(--primary);
            box-shadow: 0 0 0 4px rgba(232, 163, 61, .15);
        }

        .status-item .status-value {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .status-item .status-label {
            font-size: 13px;
            color: var(--text-secondary);
        }

        @media (max-width: 991px) {
            .status-panel {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 576px) {
            .status-panel {
                grid-template-columns: 1fr;
                padding: 24px;
            }
        }

        /* 入口资源 */
        .entry-resources {
            background-color: var(--bg-base);
        }

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

        .resource-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(255, 255, 255, .04);
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
        }

        .resource-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(232, 163, 61, .3);
        }

        .resource-card .resource-cover {
            position: relative;
            aspect-ratio: 4/3;
            overflow: hidden;
            background: var(--bg-card-light);
        }

        .resource-card .resource-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .resource-card:hover .resource-cover img {
            transform: scale(1.04);
        }

        .resource-card .resource-cover .badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(15, 17, 21, .8);
            color: var(--primary);
            border: 1px solid rgba(232, 163, 61, .4);
            padding: 4px 14px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            backdrop-filter: blur(4px);
        }

        .resource-card .resource-body {
            padding: 20px 20px 24px;
        }

        .resource-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .resource-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .resource-card .resource-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition);
        }

        .resource-card .resource-link:hover {
            gap: 10px;
            color: var(--primary-hover);
        }

        @media (max-width: 991px) {
            .resource-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 576px) {
            .resource-grid {
                grid-template-columns: 1fr;
            }
        }

        /* FAQ */
        .faq-wrap {
            background-color: var(--bg-alt);
        }

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

        .faq-wrap .accordion-item {
            background-color: var(--bg-card-light);
            border: 1px solid rgba(255, 255, 255, .06);
            border-radius: 12px !important;
            margin-bottom: 16px;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(0, 0, 0, .15);
            transition: border-color var(--transition), background-color var(--transition);
        }

        .faq-wrap .accordion-item:last-child {
            margin-bottom: 0;
        }

        .faq-wrap .accordion-item.active {
            border-left: 3px solid var(--primary);
            background-color: var(--bg-card);
        }

        .faq-wrap .accordion-header {
            border: none;
        }

        .faq-wrap .accordion-button {
            background-color: transparent;
            color: var(--text-primary);
            font-size: 16px;
            font-weight: 600;
            padding: 18px 20px;
            padding-right: 48px;
            position: relative;
            box-shadow: none;
            border: none;
        }

        .faq-wrap .accordion-button::after {
            content: "\f067";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            right: 20px;
            top: 50%;
            transform: translateY(-50%);
            width: 18px;
            height: 18px;
            background: none;
            color: var(--primary);
            font-size: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform var(--transition);
        }

        .faq-wrap .accordion-button:not(.collapsed)::after {
            content: "\f068";
            transform: translateY(-50%) rotate(180deg);
        }

        .faq-wrap .accordion-button:focus {
            box-shadow: none;
            border-color: transparent;
        }

        .faq-wrap .accordion-button:hover {
            color: var(--primary);
        }

        .faq-wrap .accordion-body {
            padding: 0 20px 18px;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.75;
            background: transparent;
            border: none;
        }

        /* CTA */
        .category-cta {
            background: linear-gradient(120deg, #1A1F2A 0%, #141820 100%);
            text-align: center;
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }

        .category-cta::before {
            content: "";
            position: absolute;
            bottom: -60px;
            left: -60px;
            width: 240px;
            height: 240px;
            background: rgba(232, 163, 61, .12);
            border-radius: 50%;
            filter: blur(60px);
        }

        .category-cta h2 {
            font-size: 30px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .category-cta p {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 28px;
            max-width: 480px;
            margin-left: auto;
            margin-right: auto;
        }

        /* 页脚 */
        .main-footer {
            background-color: var(--bg-base);
            border-top: 1px solid rgba(255, 255, 255, .05);
            padding-top: 64px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 48px;
            padding-bottom: 48px;
        }

        .footer-brand .brand {
            margin-bottom: 12px;
        }

        .footer-slogan {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

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

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

        .footer-col ul a {
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.6;
            transition: color var(--transition), padding-left var(--transition);
        }

        .footer-col ul a:hover {
            color: var(--primary);
            padding-left: 4px;
        }

        .footer-contact {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 2;
            margin-bottom: 16px;
        }

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

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, .12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 15px;
            transition: all var(--transition);
        }

        .footer-social a:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .05);
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: var(--text-secondary);
        }

        @media (max-width: 991px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 576px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

/* roulang page: category2 */
:root {
            --bg-base: #0F1115;
            --bg-alt: #141820;
            --bg-card: #1E242F;
            --primary: #E8A33D;
            --primary-hover: #F0B45A;
            --accent: #2FCB9A;
            --danger: #E85D5D;
            --text-primary: #EDF1F7;
            --text-secondary: #9AA5B5;
            --border: rgba(255, 255, 255, 0.08);
            --radius-card: 14px;
            --radius-btn: 8px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.2);
            --shadow-hover: 0 10px 30px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(232, 163, 61, 0.3);
            --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            background: var(--bg-base);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button,
        input {
            font-family: inherit;
        }

        .container-custom {
            width: 100%;
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 576px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        .section-pad {
            padding: 72px 0;
        }

        @media (max-width: 576px) {
            .section-pad {
                padding: 44px 0;
            }
        }

        .section-head {
            text-align: center;
            margin-bottom: 48px;
            max-width: 680px;
            margin-left: auto;
            margin-right: auto;
        }

        .section-head h2 {
            font-size: 34px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .section-head p {
            font-size: 15px;
            color: var(--text-secondary);
            margin: 0;
        }

        @media (max-width: 576px) {
            .section-head h2 {
                font-size: 26px;
            }
        }

        /* ===== 全局按钮 ===== */
        .btn-custom-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 44px;
            padding: 0 28px;
            background: var(--primary);
            color: #0F1115;
            border: none;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 15px;
            transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
            cursor: pointer;
        }

        .btn-custom-primary:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(232, 163, 61, 0.25);
        }

        .btn-custom-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-custom-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 44px;
            padding: 0 24px;
            background: transparent;
            color: var(--text-primary);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 15px;
            transition: all .2s ease;
            cursor: pointer;
        }

        .btn-custom-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        /* ===== 标签徽章 ===== */
        .badge-custom {
            display: inline-flex;
            align-items: center;
            height: 24px;
            padding: 0 12px;
            border-radius: 999px;
            background: rgba(232, 163, 61, 0.12);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            line-height: 24px;
        }

        .badge-accent {
            background: rgba(47, 203, 154, 0.12);
            color: var(--accent);
        }

        /* ===== 主导航 ===== */
        .main-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(15, 17, 21, 0.92);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border);
        }

        .main-header .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-logo {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), #c77f22);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0F1115;
            font-size: 16px;
        }

        .brand-text {
            font-size: 18px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

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

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            margin-left: 40px;
        }

        .main-nav a {
            position: relative;
            font-size: 15px;
            font-weight: 500;
            color: #B9C0CC;
            padding: 8px 0;
            transition: color .2s ease;
        }

        .main-nav a:hover {
            color: #FFFFFF;
        }

        .main-nav a.active {
            color: #FFFFFF;
        }

        .main-nav a.active::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border: none;
            background: transparent;
            color: var(--text-primary);
            font-size: 20px;
            cursor: pointer;
            border-radius: 8px;
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
        }

        @media (max-width: 991px) {
            .main-nav {
                position: fixed;
                top: 0;
                right: 0;
                width: 280px;
                height: 100vh;
                background: var(--bg-alt);
                flex-direction: column;
                align-items: flex-start;
                padding: 80px 32px 32px;
                gap: 4px;
                transform: translateX(100%);
                transition: transform .3s ease;
                box-shadow: -8px 0 24px rgba(0, 0, 0, 0.3);
                margin-left: 0;
            }

            .main-nav.open {
                transform: translateX(0);
            }

            .main-nav a {
                width: 100%;
                font-size: 17px;
                line-height: 48px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            }

            .main-nav a.active::after {
                display: none;
            }

            .nav-toggle {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }
        }

        @media (max-width: 576px) {
            .main-header .container-custom {
                height: 60px;
            }
            .brand-text {
                font-size: 16px;
            }
        }

        /* ===== 分类页 Hero ===== */
        .category-hero {
            position: relative;
            min-height: 260px;
            display: flex;
            align-items: center;
            padding: 72px 0 56px;
            background: linear-gradient(120deg, rgba(15, 17, 21, 0.95) 30%, rgba(232, 163, 61, 0.25) 100%),
                url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            border-bottom: 1px solid var(--border);
        }

        .category-hero::after {
            content: "";
            position: absolute;
            right: -60px;
            top: -60px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(232, 163, 61, 0.12), transparent 70%);
            pointer-events: none;
        }

        .category-hero-inner {
            position: relative;
            z-index: 1;
            max-width: 760px;
        }

        .category-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            height: 26px;
            padding: 0 14px;
            border-radius: 999px;
            border: 1px solid var(--primary);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 16px;
        }

        .category-hero h1 {
            font-size: 40px;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 14px;
            color: #FFFFFF;
        }

        .category-hero p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin: 0;
            max-width: 640px;
        }

        @media (max-width: 576px) {
            .category-hero {
                min-height: 220px;
                padding: 48px 0 40px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero p {
                font-size: 14px;
            }
        }

        /* ===== 指南亮点 / 交错网格 ===== */
        .guide-features {
            background: var(--bg-base);
        }

        .guide-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform .2s ease, box-shadow .2s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .guide-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        .guide-card-media {
            position: relative;
            aspect-ratio: 4 / 3;
            overflow: hidden;
        }

        .guide-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .guide-card:hover .guide-card-media img {
            transform: scale(1.03);
        }

        .guide-card-badge {
            position: absolute;
            left: 16px;
            bottom: 16px;
            height: 24px;
            padding: 0 12px;
            border-radius: 999px;
            background: rgba(15, 17, 21, 0.75);
            backdrop-filter: blur(6px);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            line-height: 24px;
            border: 1px solid rgba(232, 163, 61, 0.3);
        }

        .guide-card-body {
            padding: 20px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .guide-card-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .guide-card-body p {
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin-bottom: 16px;
            flex: 1;
        }

        .guide-card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .meta-date {
            font-size: 13px;
            color: var(--text-secondary);
        }

        .meta-tag {
            display: inline-flex;
            align-items: center;
            height: 24px;
            padding: 0 10px;
            border-radius: 999px;
            background: rgba(232, 163, 61, 0.08);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
        }

        @media (min-width: 992px) {
            .stagger-item {
                margin-bottom: 32px;
            }
            .stagger-item:nth-child(even) {
                margin-top: 48px;
            }
            .stagger-item:last-child:nth-child(even) {
                margin-bottom: 48px;
            }
        }

        @media (max-width: 991px) {
            .stagger-item {
                margin-bottom: 24px;
            }
        }

        /* ===== 分页器 ===== */
        .pagination-wrap {
            margin-top: 40px;
        }

        .pagination-wrap .pagination {
            gap: 8px;
            justify-content: center;
            margin: 0;
        }

        .pagination-wrap .page-item .page-link {
            width: 40px;
            height: 40px;
            border-radius: 50% !important;
            border: 1px solid var(--border);
            background: transparent;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            font-size: 14px;
            padding: 0;
            transition: all .2s ease;
        }

        .pagination-wrap .page-item .page-link:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(232, 163, 61, 0.06);
        }

        .pagination-wrap .page-item.active .page-link {
            background: var(--primary);
            color: var(--bg-base);
            border-color: var(--primary);
            font-weight: 700;
        }

        .pagination-wrap .page-item.disabled .page-link {
            opacity: 0.4;
            cursor: not-allowed;
        }

        /* ===== 观赛流程 ===== */
        .watch-flow {
            background: var(--bg-alt);
            position: relative;
            overflow: hidden;
        }

        .watch-flow::before {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            top: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: 0.05;
            pointer-events: none;
        }

        .watch-flow .section-head,
        .watch-flow .row {
            position: relative;
            z-index: 1;
        }

        .flow-step {
            text-align: center;
            padding: 0 16px;
            position: relative;
        }

        .flow-step::after {
            content: "";
            position: absolute;
            top: 36px;
            right: -20px;
            width: 40px;
            height: 1px;
            background: rgba(232, 163, 61, 0.25);
        }

        .flow-step:last-child::after {
            display: none;
        }

        .flow-num {
            width: 72px;
            height: 72px;
            margin: 0 auto 18px;
            border-radius: 50%;
            background: rgba(232, 163, 61, 0.1);
            border: 1px solid rgba(232, 163, 61, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            font-variant-numeric: tabular-nums;
        }

        .flow-step h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .flow-step p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin: 0;
            max-width: 220px;
            margin-left: auto;
            margin-right: auto;
        }

        @media (max-width: 767px) {
            .flow-step {
                margin-bottom: 32px;
            }
            .flow-step::after {
                display: none;
            }
        }

        /* ===== 适用场景 ===== */
        .scene-section {
            background: var(--bg-base);
        }

        .scene-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 24px;
            display: flex;
            align-items: flex-start;
            gap: 16px;
            box-shadow: var(--shadow-card);
            transition: transform .2s ease, box-shadow .2s ease;
            height: 100%;
        }

        .scene-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        .scene-icon {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(232, 163, 61, 0.1);
            border: 1px solid rgba(232, 163, 61, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--primary);
        }

        .scene-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .scene-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            background: var(--bg-alt);
        }

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

        .faq-wrap .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-card) !important;
            margin-bottom: 16px;
            overflow: hidden;
        }

        .faq-wrap .accordion-item:last-child {
            margin-bottom: 0;
        }

        .faq-wrap .accordion-button {
            background: var(--bg-card);
            color: var(--text-primary);
            font-size: 16px;
            font-weight: 600;
            padding: 18px 24px;
            border-radius: 0 !important;
            box-shadow: none;
            border-left: 3px solid transparent;
            transition: all .2s ease;
        }

        .faq-wrap .accordion-button:not(.collapsed) {
            background: #222A37;
            border-left-color: var(--primary);
            color: var(--text-primary);
        }

        .faq-wrap .accordion-button:focus {
            box-shadow: none;
            border-left-color: var(--primary);
        }

        .faq-wrap .accordion-button::after {
            background: none;
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            content: "\f067";
            color: var(--primary);
            width: 22px;
            height: 22px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: transform .2s ease;
        }

        .faq-wrap .accordion-button:not(.collapsed)::after {
            content: "\f068";
            transform: none;
        }

        .faq-wrap .accordion-body {
            background: var(--bg-card);
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.75;
            padding: 4px 24px 22px;
            border-top: 1px solid rgba(255, 255, 255, 0.04);
        }

        /* ===== CTA 横幅 ===== */
        .cta-banner {
            padding: 72px 0;
            background: linear-gradient(115deg, #1A1F2A 40%, rgba(232, 163, 61, 0.65)),
                url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            position: relative;
            overflow: hidden;
        }

        .cta-banner::before {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            top: 0;
            bottom: 0;
            background: radial-gradient(ellipse at right top, rgba(232, 163, 61, 0.18), transparent 60%);
            pointer-events: none;
        }

        .cta-banner .container-custom {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .cta-text h2 {
            font-size: 30px;
            font-weight: 800;
            margin-bottom: 8px;
            color: #FFFFFF;
        }

        .cta-text p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
        }

        .cta-banner .btn-custom-primary {
            flex-shrink: 0;
        }

        @media (max-width: 768px) {
            .cta-banner {
                padding: 48px 0;
            }
            .cta-banner .container-custom {
                flex-direction: column;
                text-align: center;
            }
            .cta-text h2 {
                font-size: 24px;
            }
            .cta-text p {
                font-size: 14px;
            }
        }

        /* ===== 页脚 ===== */
        .main-footer {
            background: var(--bg-alt);
            border-top: 1px solid var(--border);
            padding: 64px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 48px;
        }

        .footer-brand .brand {
            margin-bottom: 12px;
        }

        .footer-slogan {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

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

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

        .footer-col ul li a {
            font-size: 14px;
            color: var(--text-secondary);
            transition: color .2s ease;
        }

        .footer-col ul li a:hover {
            color: var(--primary);
        }

        .footer-contact {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.9;
            margin-bottom: 14px;
        }

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

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 14px;
            transition: all .2s ease;
        }

        .footer-social a:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

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

        .footer-bottom p {
            font-size: 13px;
            color: #6B7280;
        }

        @media (max-width: 991px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 576px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-brand .footer-slogan {
                max-width: 100%;
            }
        }

/* roulang page: category3 */
/* ============ 设计变量 ============ */
    :root {
      --bg-base: #0F1115;
      --bg-alt: #141820;
      --bg-card: #1E242F;
      --bg-card-hover: #222936;
      --primary: #E8A33D;
      --primary-hover: #F0B750;
      --primary-rgb: 232, 163, 61;
      --accent: #2FCB9A;
      --accent-rgb: 47, 203, 154;
      --danger: #E85D5D;
      --text-primary: #F2F4F8;
      --text-secondary: #B9C0CC;
      --text-muted: #6B7280;
      --border: rgba(255, 255, 255, .08);
      --border-strong: rgba(255, 255, 255, .14);
      --radius-card: 14px;
      --radius-btn: 8px;
      --shadow-card: 0 4px 16px rgba(0, 0, 0, .2);
      --shadow-hover: 0 10px 30px rgba(0, 0, 0, .4), 0 0 0 1px rgba(232, 163, 61, .35);
    }

    /* ============ 基础 reset ============ */
    *,
    *::before,
    *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      background: var(--bg-base);
      color: var(--text-primary);
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
      font-size: 16px;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }
    img {
      max-width: 100%;
      display: block;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: color .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease;
    }
    button {
      border: none;
      background: none;
      font-family: inherit;
    }
    input:focus,
    button:focus,
    a:focus {
      outline: 2px solid rgba(var(--primary-rgb), .45);
      outline-offset: 2px;
    }

    /* ============ 通用容器 ============ */
    .container-custom {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* ============ 顶部信息条 ============ */
    .topbar {
      background: var(--bg-alt);
      height: 36px;
      border-bottom: 1px solid var(--border);
    }
    .topbar-inner {
      height: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .topbar-domain {
      font-size: 12px;
      color: var(--text-muted);
      letter-spacing: .4px;
      font-weight: 600;
    }
    .topbar-links {
      display: flex;
      align-items: center;
      gap: 18px;
    }
    .topbar-links a {
      font-size: 13px;
      color: var(--text-secondary);
      font-weight: 500;
      transition: color .2s;
    }
    .topbar-links a:hover {
      color: var(--primary);
    }
    .topbar-btn {
      border: 1px solid rgba(var(--primary-rgb), .55);
      border-radius: 999px;
      padding: 3px 14px;
      color: var(--primary) !important;
      font-size: 12px;
      font-weight: 700;
      transition: background .2s, color .2s, border-color .2s;
    }
    .topbar-btn:hover {
      background: var(--primary);
      color: var(--bg-base) !important;
      border-color: var(--primary);
    }

    /* ============ 主导航 ============ */
    .main-header {
      background: var(--bg-base);
      position: sticky;
      top: 0;
      z-index: 1060;
      border-bottom: 1px solid var(--border);
      box-shadow: 0 4px 20px rgba(0, 0, 0, .25);
    }
    .header-inner {
      height: 72px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }
    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
    }
    .brand-logo {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary), #ca8430);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #0F1115;
      font-size: 17px;
      box-shadow: 0 4px 14px rgba(var(--primary-rgb), .25);
    }
    .brand-text {
      font-size: 22px;
      font-weight: 800;
      letter-spacing: .3px;
      color: var(--text-primary);
      white-space: nowrap;
    }
    .brand-text span {
      color: var(--primary);
      font-weight: 700;
    }
    .main-nav {
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .main-nav a {
      padding: 10px 18px;
      font-size: 15px;
      font-weight: 500;
      color: #B9C0CC;
      border-radius: 6px;
      border-bottom: 2px solid transparent;
      position: relative;
      transition: color .2s ease;
    }
    .main-nav a:hover {
      color: #fff;
    }
    .main-nav a.active {
      color: var(--primary);
      border-bottom-color: var(--primary);
      font-weight: 700;
    }
    .nav-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 8px;
      border: 1px solid var(--border);
      color: var(--text-primary);
      font-size: 20px;
      align-items: center;
      justify-content: center;
      background: var(--bg-card);
    }
    .nav-close {
      display: none;
    }

    /* ============ 移动导航折叠 ============ */
    @media (max-width: 991px) {
      .nav-toggle {
        display: inline-flex;
      }
      .main-nav {
        position: fixed;
        top: 0;
        left: 0;
        width: 82%;
        max-width: 360px;
        height: 100vh;
        height: 100dvh;
        background: var(--bg-alt);
        flex-direction: column;
        align-items: stretch;
        padding: 80px 28px 32px;
        gap: 0;
        transform: translateX(-105%);
        transition: transform .3s ease;
        z-index: 1080;
        border-right: 1px solid var(--border);
        overflow-y: auto;
      }
      .main-nav.nav-open {
        transform: translateX(0);
      }
      .main-nav a {
        display: block;
        padding: 0;
        line-height: 52px;
        font-size: 17px;
        border-bottom: 1px solid rgba(255, 255, 255, .06);
        border-radius: 0;
      }
      .main-nav a.active {
        border-bottom: 1px solid rgba(255, 255, 255, .06);
        color: var(--primary);
        font-weight: 700;
      }
      .nav-close {
        display: flex;
        position: absolute;
        top: 18px;
        right: 20px;
        width: 42px;
        height: 42px;
        border-radius: 8px;
        background: var(--bg-card);
        color: var(--text-primary);
        font-size: 18px;
        align-items: center;
        justify-content: center;
        border: 1px solid var(--border);
      }
      .nav-scrim {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, .55);
        z-index: 1075;
        opacity: 0;
        pointer-events: none;
        transition: opacity .3s;
      }
      .nav-scrim.show {
        opacity: 1;
        pointer-events: auto;
      }
    }

    /* ============ 分类横幅 ============ */
    .catHero {
      position: relative;
      background-image: linear-gradient(100deg, rgba(15, 17, 21, .97) 10%, rgba(15, 17, 21, .82) 45%, rgba(20, 24, 32, .6) 90%), url('/assets/images/backpic/back-1.webp');
      background-size: cover;
      background-position: center;
      padding: 72px 0 64px;
      border-bottom: 1px solid var(--border);
      overflow: hidden;
    }
    .catHero::after {
      content: '';
      position: absolute;
      right: -80px;
      top: -80px;
      width: 260px;
      height: 260px;
      background: radial-gradient(circle, rgba(var(--primary-rgb), .14), transparent 65%);
      border-radius: 50%;
      pointer-events: none;
    }
    .catHero-content {
      position: relative;
      z-index: 2;
      max-width: 720px;
    }
    .breadcrumb-custom {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 13px;
      background: rgba(255, 255, 255, .05);
      border: 1px solid var(--border);
      color: var(--text-secondary);
      padding: 5px 14px;
      border-radius: 999px;
      margin-bottom: 20px;
      letter-spacing: .3px;
    }
    .breadcrumb-custom i {
      font-size: 12px;
      color: var(--primary);
    }
    .catHero h1 {
      font-size: 38px;
      font-weight: 800;
      line-height: 1.3;
      color: var(--text-primary);
      margin-bottom: 16px;
      letter-spacing: .5px;
    }
    .catHero h1 span {
      color: var(--primary);
    }
    .catHero p {
      font-size: 17px;
      line-height: 1.8;
      color: var(--text-secondary);
      margin-bottom: 28px;
      max-width: 640px;
    }
    .catHero-actions {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
    }

    /* ============ 按钮 ============ */
    .btn-primary-custom {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      height: 44px;
      padding: 0 26px;
      background: var(--primary);
      color: #0F1115;
      font-size: 15px;
      font-weight: 700;
      border-radius: var(--radius-btn);
      box-shadow: 0 6px 18px rgba(var(--primary-rgb), .25);
      transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
    }
    .btn-primary-custom:hover {
      background: var(--primary-hover);
      transform: translateY(-2px);
      box-shadow: 0 10px 24px rgba(var(--primary-rgb), .35);
      color: #0F1115;
    }
    .btn-outline-custom {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      height: 44px;
      padding: 0 26px;
      background: rgba(255, 255, 255, .04);
      color: var(--text-primary);
      font-size: 15px;
      font-weight: 600;
      border-radius: var(--radius-btn);
      border: 1px solid var(--border-strong);
      transition: border-color .2s ease, color .2s ease, transform .2s ease;
    }
    .btn-outline-custom:hover {
      border-color: var(--primary);
      color: var(--primary);
      transform: translateY(-2px);
    }

    /* ============ 通用区块 ============ */
    .section-block {
      padding: 76px 0;
    }
    .section-alt {
      background: var(--bg-alt);
    }
    .section-card-bg {
      background: #1A1F2A;
    }
    .section-head {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 48px;
    }
    .section-head .tagline {
      display: inline-block;
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
      background: rgba(var(--primary-rgb), .1);
      border: 1px solid rgba(var(--primary-rgb), .22);
      padding: 4px 14px;
      border-radius: 999px;
      margin-bottom: 14px;
      letter-spacing: .4px;
    }
    .section-head h2 {
      font-size: 30px;
      font-weight: 800;
      color: var(--text-primary);
      line-height: 1.35;
      margin-bottom: 12px;
    }
    .section-head p {
      font-size: 15px;
      color: var(--text-secondary);
      line-height: 1.8;
    }

    /* ============ 功能卡片 ============ */
    .feature-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .feature-card {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius-card);
      padding: 28px 24px;
      box-shadow: var(--shadow-card);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      position: relative;
      overflow: hidden;
    }
    .feature-card::before {
      content: '';
      position: absolute;
      left: 0;
      top: 0;
      width: 3px;
      height: 100%;
      background: var(--primary);
      opacity: 0;
      transition: opacity .2s;
    }
    .feature-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(var(--primary-rgb), .35);
    }
    .feature-card:hover::before {
      opacity: 1;
    }
    .feature-icon {
      width: 52px;
      height: 52px;
      border-radius: 12px;
      background: rgba(var(--primary-rgb), .12);
      color: var(--primary);
      font-size: 22px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 18px;
    }
    .feature-card h3 {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 10px;
    }
    .feature-card p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 0;
    }

    /* ============ 精选回放网格 ============ */
    .replay-grid-wrap {
      position: relative;
    }
    .replay-masonry {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 26px;
      align-items: start;
    }
    .replay-row-offset {
      margin-top: 40px;
    }
    .replay-card-item {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius-card);
      overflow: hidden;
      box-shadow: var(--shadow-card);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      display: flex;
      flex-direction: column;
    }
    .replay-card-item:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(var(--primary-rgb), .35);
    }
    .replay-cover {
      position: relative;
      aspect-ratio: 4 / 3;
      overflow: hidden;
      background: #141820;
    }
    .replay-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .3s ease;
    }
    .replay-card-item:hover .replay-cover img {
      transform: scale(1.03);
    }
    .replay-badge {
      position: absolute;
      left: 14px;
      top: 14px;
      background: rgba(15, 17, 21, .8);
      border: 1px solid rgba(var(--primary-rgb), .4);
      color: var(--primary);
      font-size: 12px;
      font-weight: 700;
      padding: 3px 12px;
      border-radius: 999px;
      backdrop-filter: blur(4px);
    }
    .replay-duration {
      position: absolute;
      right: 14px;
      bottom: 12px;
      background: rgba(15, 17, 21, .82);
      color: #fff;
      font-size: 12px;
      font-weight: 600;
      padding: 2px 10px;
      border-radius: 6px;
      letter-spacing: .3px;
      font-variant-numeric: tabular-nums;
    }
    .replay-card-body {
      padding: 20px 22px 22px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .replay-card-body h3 {
      font-size: 19px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 8px;
      line-height: 1.45;
    }
    .replay-card-body p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 14px;
      flex: 1;
    }
    .replay-meta {
      display: flex;
      align-items: center;
      gap: 14px;
      font-size: 13px;
      color: var(--text-muted);
      border-top: 1px solid var(--border);
      padding-top: 14px;
      font-variant-numeric: tabular-nums;
    }
    .replay-meta span {
      display: inline-flex;
      align-items: center;
      gap: 5px;
    }
    .replay-meta i {
      color: var(--primary);
      font-size: 12px;
    }
    .replay-hot-tag {
      margin-left: auto;
      background: rgba(var(--accent-rgb), .12);
      border: 1px solid rgba(var(--accent-rgb), .25);
      color: var(--accent);
      font-size: 12px;
      font-weight: 600;
      border-radius: 999px;
      padding: 2px 10px;
    }

    /* ============ 分页器 ============ */
    .pagination-custom {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 8px;
      margin-top: 44px;
      flex-wrap: wrap;
    }
    .page-item-custom {
      min-width: 40px;
      height: 40px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0 12px;
      font-size: 14px;
      font-weight: 600;
      color: var(--text-secondary);
      background: transparent;
      border: 1px solid transparent;
      border-radius: 999px;
      transition: color .2s, background .2s, border-color .2s;
    }
    .page-item-custom:hover {
      color: var(--primary);
      border-color: rgba(var(--primary-rgb), .45);
    }
    .page-item-custom.active {
      background: var(--primary);
      color: #0F1115;
      border-color: var(--primary);
      font-weight: 700;
    }
    .page-item-custom.disabled {
      opacity: .4;
      pointer-events: none;
    }
    .page-arrow {
      font-size: 13px;
      padding: 0 14px;
    }

    /* ============ 适用场景 ============ */
    .scene-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .scene-card {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius-card);
      padding: 24px;
      transition: transform .2s ease, box-shadow .2s, border-color .2s;
    }
    .scene-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(var(--primary-rgb), .3);
    }
    .scene-num {
      font-size: 26px;
      font-weight: 800;
      color: rgba(var(--primary-rgb), .35);
      line-height: 1;
      margin-bottom: 14px;
      font-variant-numeric: tabular-nums;
    }
    .scene-card h3 {
      font-size: 17px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 8px;
    }
    .scene-card p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 0;
    }
    .scene-tag {
      display: inline-block;
      margin-top: 12px;
      font-size: 12px;
      color: var(--accent);
      background: rgba(var(--accent-rgb), .1);
      border-radius: 999px;
      padding: 2px 10px;
    }

    /* ============ 流程步骤 ============ */
    .steps-inner {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      counter-reset: stepCounter;
    }
    .step-card {
      background: #1A1F2A;
      border: 1px solid var(--border);
      border-radius: var(--radius-card);
      padding: 28px 22px;
      text-align: center;
      position: relative;
      transition: transform .2s, box-shadow .2s, border-color .2s;
    }
    .step-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(var(--primary-rgb), .35);
    }
    .step-card::before {
      counter-increment: stepCounter;
      content: counter(stepCounter);
      width: 44px;
      height: 44px;
      margin: 0 auto 16px;
      background: rgba(var(--primary-rgb), .14);
      border: 1px solid rgba(var(--primary-rgb), .3);
      color: var(--primary);
      font-size: 20px;
      font-weight: 800;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-variant-numeric: tabular-nums;
    }
    .step-card h3 {
      font-size: 17px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 8px;
    }
    .step-card p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 0;
    }
    .step-link-line {
      margin-top: 14px;
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
    }

    /* ============ FAQ 手风琴 ============ */
    .faq-wrap {
      max-width: 880px;
      margin: 0 auto;
    }
    .faq-accordion .accordion-item {
      background: #1A1F2A;
      border: 1px solid var(--border);
      border-radius: 12px;
      margin-bottom: 14px;
      overflow: hidden;
      transition: border-color .2s, box-shadow .2s;
    }
    .faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)) {
      border-left: 3px solid var(--primary);
      box-shadow: 0 6px 20px rgba(0, 0, 0, .18);
    }
    .faq-accordion .accordion-button {
      background: transparent;
      color: var(--text-primary);
      font-size: 16px;
      font-weight: 600;
      padding: 18px 22px;
      border-radius: 12px !important;
      box-shadow: none !important;
    }
    .faq-accordion .accordion-button::after {
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      content: "\f067";
      background: none;
      width: auto;
      height: auto;
      color: var(--text-muted);
      transition: transform .2s, color .2s;
    }
    .faq-accordion .accordion-button:not(.collapsed)::after {
      content: "\f068";
      color: var(--primary);
      transform: rotate(0);
    }
    .faq-accordion .accordion-button:focus {
      box-shadow: 0 0 0 3px rgba(var(--primary-rgb), .15) !important;
    }
    .faq-accordion .accordion-body {
      background: #1E242F;
      color: var(--text-secondary);
      font-size: 15px;
      line-height: 1.8;
      padding: 4px 22px 20px;
      border-radius: 0 0 12px 12px;
    }

    /* ============ CTA 区域 ============ */
    .cta-slim-wrap {
      background: linear-gradient(110deg, #1A1F2A, #141820);
      border: 1px solid var(--border);
      border-radius: 18px;
      padding: 50px 48px;
      position: relative;
      overflow: hidden;
      text-align: center;
    }
    .cta-slim-wrap::before {
      content: '';
      position: absolute;
      inset: 0;
      background: radial-gradient(circle at 75% 20%, rgba(var(--primary-rgb), .16), transparent 55%);
      pointer-events: none;
    }
    .cta-slim-wrap h2 {
      font-size: 28px;
      font-weight: 800;
      color: var(--text-primary);
      margin-bottom: 12px;
      position: relative;
    }
    .cta-slim-wrap p {
      font-size: 15px;
      color: var(--text-secondary);
      margin-bottom: 26px;
      max-width: 520px;
      margin-left: auto;
      margin-right: auto;
      position: relative;
    }
    .cta-slim-actions {
      display: flex;
      justify-content: center;
      gap: 14px;
      flex-wrap: wrap;
      position: relative;
    }
    .cta-hint {
      margin-top: 18px;
      font-size: 13px;
      color: var(--text-muted);
      position: relative;
    }

    /* ============ 页脚 ============ */
    .main-footer {
      background: var(--bg-alt);
      border-top: 1px solid var(--border);
      padding: 56px 0 24px;
      margin-top: 80px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.3fr 1fr 1fr 1.1fr;
      gap: 40px;
      margin-bottom: 36px;
    }
    .footer-slogan {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.8;
      margin-top: 14px;
      max-width: 240px;
    }
    .footer-col h4 {
      font-size: 15px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 16px;
      position: relative;
      padding-bottom: 10px;
    }
    .footer-col h4::after {
      content: '';
      position: absolute;
      left: 0;
      bottom: 0;
      width: 28px;
      height: 2px;
      background: var(--primary);
      border-radius: 2px;
    }
    .footer-col ul {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-col ul li {
      margin-bottom: 10px;
    }
    .footer-col ul a {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.6;
      transition: color .2s, padding-left .2s;
    }
    .footer-col ul a:hover {
      color: var(--primary);
      padding-left: 4px;
    }
    .footer-contact {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 2.1;
      margin-bottom: 14px;
    }
    .footer-social {
      display: flex;
      gap: 10px;
      margin-top: 8px;
    }
    .footer-social a {
      width: 38px;
      height: 38px;
      border-radius: 8px;
      background: var(--bg-card);
      border: 1px solid var(--border);
      color: var(--text-secondary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 15px;
      transition: background .2s, color .2s, border-color .2s, transform .2s;
    }
    .footer-social a:hover {
      background: var(--primary);
      color: #0F1115;
      border-color: var(--primary);
      transform: translateY(-2px);
    }
    .footer-bottom {
      border-top: 1px solid var(--border);
      padding-top: 20px;
      text-align: center;
      font-size: 13px;
      color: var(--text-muted);
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
    }
    .footer-bottom a {
      color: var(--text-secondary);
    }
    .footer-bottom a:hover {
      color: var(--primary);
    }

    /* ============ 响应式 ============ */
    @media (max-width: 1199px) {
      .feature-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .scene-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .steps-inner {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 991px) {
      .header-inner {
        height: 60px;
      }
      .catHero {
        padding: 52px 0 44px;
      }
      .catHero h1 {
        font-size: 30px;
      }
      .section-block {
        padding: 52px 0;
      }
      .replay-masonry {
        grid-template-columns: 1fr;
      }
      .replay-row-offset {
        margin-top: 0;
      }
      .cta-slim-wrap {
        padding: 36px 24px;
      }
    }
    @media (max-width: 767px) {
      .feature-grid,
      .scene-grid,
      .steps-inner {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
      }
      .section-head h2 {
        font-size: 24px;
      }
      .catHero h1 {
        font-size: 26px;
      }
      .catHero-actions .btn-primary-custom,
      .catHero-actions .btn-outline-custom,
      .cta-slim-actions .btn-primary-custom,
      .cta-slim-actions .btn-outline-custom {
        width: 100%;
        justify-content: center;
      }
      .footer-bottom {
        flex-direction: column;
        text-align: center;
      }
      .section-block {
        padding: 42px 0;
      }
      .cta-slim-wrap h2 {
        font-size: 22px;
      }
    }
    @media (max-width: 575px) {
      .container-custom {
        padding: 0 16px;
      }
      .brand-text {
        font-size: 19px;
      }
      .brand-logo {
        width: 34px;
        height: 34px;
        font-size: 15px;
      }
      .topbar-links {
        gap: 10px;
      }
      .topbar-btn {
        display: none;
      }
      .catHero h1 {
        font-size: 24px;
      }
      .catHero p {
        font-size: 15px;
      }
      .replay-meta {
        flex-wrap: wrap;
        gap: 8px;
      }
    }

/* roulang page: category4 */
:root {
      --bg-base: #0F1115;
      --bg-alt: #141820;
      --bg-card: #1E242F;
      --bg-card-light: #1A1F2A;
      --primary: #E8A33D;
      --primary-hover: #F0B85F;
      --primary-soft: rgba(232, 163, 61, .12);
      --accent: #2FCB9A;
      --accent-soft: rgba(47, 203, 154, .12);
      --danger: #E85D5D;
      --text-primary: #F2F5FA;
      --text-secondary: #B9C0CC;
      --text-muted: #7A828E;
      --border: rgba(255, 255, 255, .08);
      --border-strong: rgba(255, 255, 255, .14);
      --radius-card: 14px;
      --radius-btn: 8px;
      --radius-pill: 999px;
      --shadow-card: 0 4px 16px rgba(0, 0, 0, .2);
      --shadow-hover: 0 10px 30px rgba(0, 0, 0, .4);
      --font-main: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", -apple-system, "Segoe UI", "Noto Sans SC", sans-serif;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--font-main);
      background: var(--bg-base);
      color: var(--text-primary);
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

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

    a {
      color: inherit;
      text-decoration: none;
      transition: color .2s ease;
    }

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

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

    .container-custom {
      max-width: 1240px;
      padding: 0 24px;
      margin: 0 auto;
    }

    /* ===== 顶部信息条 ===== */
    .topbar {
      background: var(--bg-alt);
      border-bottom: 1px solid rgba(255, 255, 255, .04);
      height: 36px;
      display: flex;
      align-items: center;
    }

    .topbar-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      width: 100%;
      font-size: 13px;
      color: var(--text-secondary);
    }

    .topbar-domain {
      letter-spacing: .2px;
      font-weight: 500;
      color: var(--text-muted);
    }

    .topbar-links {
      display: flex;
      align-items: center;
      gap: 20px;
    }

    .topbar-links a {
      color: var(--text-secondary);
      font-size: 13px;
      line-height: 36px;
      display: inline-flex;
      align-items: center;
      gap: 5px;
    }

    .topbar-links a:hover {
      color: var(--primary);
    }

    .topbar-btn {
      border: 1px solid var(--border-strong);
      border-radius: var(--radius-pill);
      padding: 2px 16px;
      line-height: 24px !important;
      font-weight: 600;
      font-size: 12px !important;
      color: var(--text-primary) !important;
      Transition: all .2s ease;
    }

    .topbar-btn:hover {
      background: var(--primary);
      color: #0F1115 !important;
      border-color: var(--primary);
    }

    /* ===== 主导航 ===== */
    .main-header {
      background: var(--bg-base);
      border-bottom: 1px solid var(--border);
      position: sticky;
      top: 0;
      z-index: 999;
    }

    .nav-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
    }

    .brand-logo {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary), #D18A2C);
      border-radius: 10px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #0F1115;
      font-size: 17px;
      box-shadow: 0 0 18px rgba(232, 163, 61, .25);
    }

    .brand-text {
      font-size: 20px;
      font-weight: 800;
      color: var(--text-primary);
      letter-spacing: .5px;
      line-height: 1.2;
    }

    .brand-text span {
      color: var(--primary);
      font-weight: 600;
      font-size: 14px;
      display: block;
      letter-spacing: 1px;
    }

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

    .main-nav a {
      position: relative;
      padding: 8px 14px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text-secondary);
      border-radius: 6px;
      transition: color .2s ease, background .2s ease;
    }

    .main-nav a:hover {
      color: #fff;
      background: rgba(255, 255, 255, .04);
    }

    .main-nav a.active {
      color: var(--text-primary);
      font-weight: 600;
    }

    .main-nav a.active::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 14px;
      right: 14px;
      height: 2px;
      background: var(--primary);
      border-radius: 2px;
    }

    .nav-toggle {
      display: none;
      background: none;
      border: 1px solid var(--border);
      width: 42px;
      height: 42px;
      border-radius: 10px;
      color: var(--text-primary);
      font-size: 18px;
      cursor: pointer;
      transition: all .2s;
    }

    .nav-toggle:hover {
      border-color: var(--primary);
      color: var(--primary);
    }

    /* ===== 分类横幅 ===== */
    .page-banner {
      position: relative;
      min-height: 280px;
      display: flex;
      align-items: center;
      background: linear-gradient(135deg, rgba(15, 17, 21, .94), rgba(15, 17, 21, .72)), url('/assets/images/backpic/back-2.png') center / cover no-repeat;
      border-bottom: 1px solid var(--border);
      overflow: hidden;
    }

    .page-banner::after {
      content: '';
      position: absolute;
      right: -80px;
      top: -100px;
      width: 320px;
      height: 320px;
      background: radial-gradient(circle, rgba(232, 163, 61, .15), transparent 70%);
      pointer-events: none;
    }

    .page-banner-inner {
      position: relative;
      z-index: 2;
      padding: 56px 0 48px;
      max-width: 860px;
    }

    .banner-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--primary-soft);
      color: var(--primary);
      font-size: 13px;
      font-weight: 600;
      padding: 4px 14px;
      border-radius: var(--radius-pill);
      margin-bottom: 18px;
    }

    .page-banner h1 {
      font-size: 44px;
      font-weight: 800;
      color: #fff;
      line-height: 1.25;
      margin-bottom: 14px;
      letter-spacing: 1px;
    }

    .page-banner h1 span {
      color: var(--primary);
    }

    .page-banner p {
      font-size: 17px;
      color: var(--text-secondary);
      line-height: 1.8;
      margin-bottom: 0;
      max-width: 720px;
    }

    /* ===== 通用区块 ===== */
    .section-block {
      padding: 80px 0;
    }

    .section-block.alt-bg {
      background: var(--bg-alt);
    }

    .section-block.deep-bg {
      background: var(--bg-base);
    }

    .section-head {
      margin-bottom: 48px;
    }

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

    .section-head .section-label {
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
      text-transform: uppercase;
      letter-spacing: 2px;
      margin-bottom: 8px;
      display: block;
    }

    .section-head h2 {
      font-size: 32px;
      font-weight: 800;
      color: #fff;
      line-height: 1.3;
      margin-bottom: 10px;
    }

    .section-head p {
      font-size: 16px;
      color: var(--text-secondary);
      line-height: 1.7;
      max-width: 640px;
    }

    .section-head.center p {
      margin: 0 auto;
    }

    /* ===== 服务内容卡片 ===== */
    .service-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }

    .service-card {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius-card);
      padding: 28px;
      box-shadow: var(--shadow-card);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      position: relative;
      overflow: hidden;
    }

    .service-card::before {
      content: '';
      position: absolute;
      left: 0;
      top: 0;
      width: 3px;
      height: 100%;
      background: var(--primary);
      opacity: 0;
      transition: opacity .2s;
    }

    .service-card:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(232, 163, 61, .35);
    }

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

    .service-card-icon {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: var(--primary-soft);
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      margin-bottom: 16px;
    }

    .service-card h3 {
      font-size: 19px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 10px;
    }

    .service-card p {
      font-size: 15px;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 0;
    }

    .service-card .service-tag {
      display: inline-block;
      margin-top: 14px;
      font-size: 12px;
      font-weight: 600;
      color: var(--accent);
      background: var(--accent-soft);
      border-radius: var(--radius-pill);
      padding: 2px 12px;
    }

    /* ===== 适用场景 ===== */
    .scenario-flex {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }

    .scenario-visual {
      position: relative;
      border-radius: var(--radius-card);
      overflow: hidden;
      box-shadow: var(--shadow-card);
    }

    .scenario-visual img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      min-height: 340px;
    }

    .scenario-visual .visual-tag {
      position: absolute;
      left: 16px;
      bottom: 16px;
      background: rgba(15, 17, 21, .85);
      border: 1px solid var(--border-strong);
      border-radius: var(--radius-pill);
      padding: 4px 16px;
      font-size: 13px;
      color: var(--text-primary);
      font-weight: 500;
    }

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

    .scenario-list li {
      position: relative;
      padding: 22px 0 22px 30px;
      border-bottom: 1px solid var(--border);
    }

    .scenario-list li:last-child {
      border-bottom: none;
    }

    .scenario-list li::before {
      content: '';
      position: absolute;
      left: 0;
      top: 28px;
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: var(--primary);
      box-shadow: 0 0 0 4px rgba(232, 163, 61, .15);
    }

    .scenario-list li h3 {
      font-size: 18px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 6px;
    }

    .scenario-list li p {
      font-size: 15px;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 0;
    }

    .scenario-list li .scenario-time {
      font-size: 13px;
      color: var(--primary);
      font-weight: 600;
      margin-top: 8px;
      display: block;
      font-variant-numeric: tabular-nums;
    }

    /* ===== 订阅流程 ===== */
    .process-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 28px;
      counter-reset: step;
    }

    .process-item {
      background: var(--bg-card);
      border-radius: var(--radius-card);
      padding: 32px 24px;
      border: 1px solid var(--border);
      text-align: center;
      position: relative;
      transition: all .2s;
    }

    .process-item:hover {
      border-color: rgba(232, 163, 61, .35);
      box-shadow: var(--shadow-hover);
      transform: translateY(-2px);
    }

    .process-item .step-num {
      counter-increment: step;
      width: 42px;
      height: 42px;
      margin: 0 auto 18px;
      background: var(--primary-soft);
      color: var(--primary);
      border-radius: 50%;
      font-size: 16px;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      font-variant-numeric: tabular-nums;
    }

    .process-item .step-num::before {
      content: counter(step);
    }

    .process-item h3 {
      font-size: 17px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 10px;
    }

    .process-item p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 0;
    }

    .process-arrow {
      position: absolute;
      right: -20px;
      top: 50%;
      color: var(--primary);
      font-size: 18px;
      transform: translateY(-50%);
      z-index: 3;
    }

    .process-item:last-child .process-arrow {
      display: none;
    }

    /* ===== FAQ ===== */
    .faq-wrap {
      max-width: 860px;
      margin: 0 auto;
    }

    .faq-item {
      background: var(--bg-card-light);
      border: 1px solid var(--border);
      border-radius: 12px;
      margin-bottom: 14px;
      overflow: hidden;
      transition: border-color .2s, background .2s;
    }

    .faq-item.active {
      border-left: 3px solid var(--primary);
      background: var(--bg-card);
    }

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

    .faq-header {
      width: 100%;
      background: none;
      border: none;
      padding: 18px 20px;
      font-size: 16px;
      font-weight: 600;
      color: var(--text-primary);
      text-align: left;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      cursor: pointer;
    }

    .faq-header .faq-toggle {
      flex-shrink: 0;
      width: 22px;
      height: 22px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
      background: var(--primary-soft);
      color: var(--primary);
      transition: transform .25s;
    }

    .faq-item.active .faq-toggle {
      transform: rotate(45deg);
      background: var(--primary);
      color: #0F1115;
    }

    .faq-body {
      padding: 0 20px;
      max-height: 0;
      overflow: hidden;
      transition: max-height .3s ease, padding .3s ease;
    }

    .faq-item.active .faq-body {
      max-height: 400px;
      padding: 0 20px 18px;
    }

    .faq-body p {
      font-size: 15px;
      color: var(--text-secondary);
      line-height: 1.75;
    }

    /* ===== CTA ===== */
    .cta-banner {
      background: linear-gradient(135deg, rgba(232, 163, 61, .15), rgba(15, 17, 21, .95)), url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
      border-radius: 18px;
      padding: 64px 56px;
      text-align: center;
      border: 1px solid rgba(232, 163, 61, .2);
      position: relative;
      overflow: hidden;
      box-shadow: var(--shadow-card);
    }

    .cta-banner::after {
      content: '';
      position: absolute;
      left: 30%;
      top: -80%;
      width: 500px;
      height: 500px;
      background: radial-gradient(circle, rgba(232, 163, 61, .12), transparent 60%);
      pointer-events: none;
    }

    .cta-banner h2 {
      font-size: 32px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 12px;
      position: relative;
      z-index: 2;
    }

    .cta-banner p {
      font-size: 17px;
      color: var(--text-secondary);
      margin-bottom: 28px;
      max-width: 520px;
      margin-left: auto;
      margin-right: auto;
      position: relative;
      z-index: 2;
    }

    .cta-banner .btn-primary-custom {
      position: relative;
      z-index: 2;
    }

    /* ===== 按钮 ===== */
    .btn-primary-custom {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      background: var(--primary);
      color: #0F1115;
      font-size: 15px;
      font-weight: 700;
      padding: 10px 28px;
      border-radius: var(--radius-btn);
      border: 1px solid transparent;
      height: 46px;
      line-height: 1;
      transition: background .2s ease, transform .2s ease, box-shadow .2s;
      cursor: pointer;
      box-shadow: 0 4px 12px rgba(232, 163, 61, .2);
    }

    .btn-primary-custom:hover {
      background: var(--primary-hover);
      color: #0F1115;
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(232, 163, 61, .3);
    }

    .btn-outline-custom {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      background: transparent;
      color: var(--text-primary);
      font-size: 14px;
      font-weight: 600;
      padding: 10px 24px;
      border-radius: var(--radius-btn);
      border: 1px solid var(--border-strong);
      height: 44px;
      line-height: 1;
      transition: all .2s ease;
      cursor: pointer;
    }

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

    /* ===== 表单 ===== */
    .notify-form {
      display: flex;
      gap: 12px;
      max-width: 540px;
      margin: 0 auto;
    }

    .notify-form .form-control {
      flex: 1;
      height: 46px;
      background: var(--bg-alt);
      border: 1px solid var(--border-strong);
      border-radius: var(--radius-btn);
      font-size: 15px;
      color: var(--text-primary);
      padding: 0 16px;
      transition: border-color .2s, box-shadow .2s;
    }

    .notify-form .form-control:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(232, 163, 61, .15);
      outline: none;
    }

    .notify-form .form-control::placeholder {
      color: var(--text-muted);
    }

    .form-hint {
      font-size: 13px;
      color: var(--text-muted);
      text-align: center;
      margin-top: 10px;
    }

    .form-success {
      color: var(--accent);
      font-size: 15px;
      text-align: center;
      margin-top: 12px;
      display: none;
    }

    /* ===== 实用工具类 ===== */
    .mt-1 { margin-top: 1rem; }
    .mb-1 { margin-bottom: 1rem; }
    .mb-2 { margin-bottom: 2rem; }
    .mt-2 { margin-top: 2rem; }
    .text-primary-custom { color: var(--primary) !important; }
    .text-accent { color: var(--accent) !important; }

    /* ===== 页脚 ===== */
    .main-footer {
      background: var(--bg-alt);
      border-top: 1px solid var(--border);
      padding: 56px 0 24px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
      gap: 48px;
      margin-bottom: 40px;
    }

    .footer-brand .brand {
      margin-bottom: 12px;
    }

    .footer-slogan {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-top: 14px;
      margin-bottom: 0;
      max-width: 260px;
    }

    .footer-col h4 {
      font-size: 16px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 20px;
      position: relative;
      padding-bottom: 10px;
    }

    .footer-col h4::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 28px;
      height: 2px;
      background: var(--primary);
      border-radius: 2px;
    }

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

    .footer-col li {
      margin-bottom: 12px;
    }

    .footer-col a {
      font-size: 14px;
      color: var(--text-secondary);
      transition: all .2s;
    }

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

    .footer-contact {
      font-size: 14px;
      color: var(--text-secondary);
      margin-bottom: 16px;
      line-height: 2.2;
    }

    .footer-social {
      display: flex;
      gap: 12px;
      margin-top: 10px;
    }

    .footer-social a {
      width: 38px;
      height: 38px;
      border-radius: 50%;
      background: var(--bg-card);
      border: 1px solid var(--border);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: var(--text-secondary);
      font-size: 15px;
      transition: all .2s;
    }

    .footer-social a:hover {
      background: var(--primary);
      color: #0F1115;
      border-color: var(--primary);
      transform: translateY(-2px);
    }

    .footer-bottom {
      border-top: 1px solid var(--border);
      padding-top: 24px;
      text-align: center;
      font-size: 13px;
      color: var(--text-muted);
    }

    /* ===== 响应式 ===== */
    @media (max-width: 1199px) {
      .process-grid {
        gap: 20px;
      }
      .process-arrow {
        display: none;
      }
      .process-item {
        padding: 28px 18px;
      }
    }

    @media (max-width: 991px) {
      .container-custom {
        padding: 0 20px;
      }

      .nav-wrap {
        height: 64px;
      }

      .main-nav {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(15, 17, 21, .98);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 12px;
        z-index: 1000;
        backdrop-filter: blur(20px);
      }

      .main-nav.open {
        display: flex;
      }

      .main-nav a {
        font-size: 17px;
        padding: 12px 24px;
        line-height: 48px;
        color: var(--text-primary);
        border-bottom: 1px solid rgba(255, 255, 255, .06);
        width: 80%;
        text-align: center;
      }

      .main-nav a.active::after {
        display: none;
      }

      .nav-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
      }

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

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

      .scenario-flex {
        grid-template-columns: 1fr;
        gap: 32px;
      }

      .scenario-visual img {
        min-height: 260px;
      }

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

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

      .section-block {
        padding: 60px 0;
      }

      .page-banner h1 {
        font-size: 36px;
      }
    }

    @media (max-width: 576px) {
      .container-custom {
        padding: 0 16px;
      }

      .topbar-links {
        gap: 10px;
      }

      .topbar-links a {
        font-size: 12px;
      }

      .topbar-btn {
        display: none;
      }

      .brand-text {
        font-size: 18px;
      }

      .brand-text span {
        font-size: 12px;
      }

      .page-banner {
        min-height: 220px;
      }

      .page-banner-inner {
        padding: 40px 0 32px;
      }

      .page-banner h1 {
        font-size: 28px;
      }

      .page-banner p {
        font-size: 15px;
      }

      .section-block {
        padding: 44px 0;
      }

      .section-head {
        margin-bottom: 32px;
      }

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

      .section-head p {
        font-size: 15px;
      }

      .service-card {
        padding: 22px 18px;
      }

      .service-card h3 {
        font-size: 17px;
      }

      .scenario-visual img {
        min-height: 200px;
      }

      .scenario-list li {
        padding-left: 22px;
      }

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

      .process-item {
        padding: 24px 18px;
      }

      .process-item .step-num {
        width: 38px;
        height: 38px;
        font-size: 15px;
      }

      .cta-banner {
        padding: 40px 24px;
      }

      .cta-banner h2 {
        font-size: 26px;
      }

      .cta-banner p {
        font-size: 15px;
      }

      .notify-form {
        flex-direction: column;
        gap: 12px;
      }

      .notify-form .form-control {
        width: 100%;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
      }

      .footer-slogan {
        max-width: 100%;
      }

      .footer-bottom {
        font-size: 12px;
        line-height: 1.6;
      }
    }