/* roulang page: index */
:root {
  --brand: #6c5ce7;
  --brand-light: #8b7cf6;
  --brand-dark: #4a3cb5;
  --brand-soft: rgba(108, 92, 231, .12);
  --accent: #ffb800;
  --accent-soft: rgba(255, 184, 0, .18);
  --dark-bg: #0d1117;
  --dark-bg-2: #151a24;
  --body-bg: #f6f7fb;
  --card-bg: #ffffff;
  --text-heading: #161b2e;
  --text-body: #4a4a68;
  --text-muted: #8b8b9e;
  --border-color: #e8e8f0;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 2px 12px rgba(20, 20, 60, .05);
  --shadow-md: 0 6px 28px rgba(20, 20, 60, .08);
  --shadow-lg: 0 16px 48px rgba(20, 20, 60, .13);
  --gradient-brand: linear-gradient(135deg, #6c5ce7, #a78bfa);
  --gradient-dark: linear-gradient(180deg, #0d1117 0%, #141923 100%);
  --transition: all .35s cubic-bezier(.25, .8, .25, 1);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.75;
  background: var(--body-bg);
  color: var(--text-body);
  overflow-x: hidden;
}
a { color: var(--brand); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--brand-dark); }
img { max-width: 100%; height: auto; display: block; }
button { font: inherit; cursor: pointer; }
ul, ol { list-style: none; }
.container { max-width: 1200px; }
section { position: relative; }

h1, h2, h3, h4, h5, h6 {
  color: var(--text-heading);
  font-weight: 800;
  line-height: 1.3;
}

/* ===== Buttons ===== */
.btn {
  border-radius: 50rem;
  font-weight: 600;
  letter-spacing: .2px;
  transition: var(--transition);
}
.btn-lg { padding: .8rem 2rem; font-size: 1.02rem; }
.btn-sm { padding: .5rem 1.2rem; font-size: .88rem; }
.btn-brand {
  background: var(--gradient-brand);
  color: #fff;
  border: none;
  box-shadow: 0 6px 18px rgba(108, 92, 231, .3);
}
.btn-brand:hover, .btn-brand:focus {
  background: linear-gradient(135deg, #5a4bd1, #8b7cf6);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(108, 92, 231, .4);
}
.btn-outline-brand {
  background: transparent;
  color: var(--brand);
  border: 2px solid var(--brand);
}
.btn-outline-brand:hover {
  background: var(--brand);
  color: #fff;
  transform: translateY(-2px);
}
.btn-outline-light-2 {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, .55);
}
.btn-outline-light-2:hover {
  background: #fff;
  color: var(--dark-bg);
  border-color: #fff;
  transform: translateY(-2px);
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: #fff;
  box-shadow: var(--shadow-sm);
}
.header-top { border-bottom: 1px solid var(--border-color); background: #fff; }
.header-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 68px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--text-heading);
  letter-spacing: .5px;
}
.brand:hover { color: var(--brand); }
.brand-icon {
  width: 42px;
  height: 42px;
  border-radius: 13px;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.05rem;
  box-shadow: 0 4px 14px rgba(108, 92, 231, .35);
}
.header-top-right { display: flex; align-items: center; gap: 12px; }
.header-search { position: relative; }
.header-search .fa-magnifying-glass {
  position: absolute;
  left: 14px; top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: .85rem;
}
.header-search input {
  border: 1px solid var(--border-color);
  border-radius: 50rem;
  padding: .45rem 1.1rem .45rem 34px;
  width: 220px;
  font-size: .9rem;
  background: var(--body-bg);
  transition: var(--transition);
}
.header-search input:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 4px var(--brand-soft);
  background: #fff;
  width: 260px;
}
.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border-color);
  background: #fff;
  border-radius: 12px;
  color: var(--text-heading);
  font-size: 1.1rem;
  transition: var(--transition);
}
.menu-toggle:hover { border-color: var(--brand); color: var(--brand); }

.header-tabs {
  background: #fff;
  border-bottom: 1px solid var(--border-color);
}
.channel-tabs {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.channel-tabs::-webkit-scrollbar { display: none; }
.channel-tabs li { flex-shrink: 0; }
.channel-tabs a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  font-size: .95rem;
  font-weight: 600;
  color: var(--text-body);
  border-bottom: 3px solid transparent;
  white-space: nowrap;
  transition: var(--transition);
}
.channel-tabs a i { color: var(--text-muted); transition: var(--transition); }
.channel-tabs a:hover { color: var(--brand); }
.channel-tabs a:hover i { color: var(--brand); }
.channel-tabs li.active a {
  color: var(--brand);
  border-bottom-color: var(--brand);
}
.channel-tabs li.active a i { color: var(--brand); }

.mobile-panel {
  padding: 16px;
  border-top: 1px solid var(--border-color);
  background: #fff;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 640px;
  display: flex;
  align-items: center;
  background: linear-gradient(rgba(13, 17, 23, .82), rgba(26, 20, 62, .88)), url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  color: #fff;
  overflow: hidden;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 120px;
  background: linear-gradient(transparent, var(--body-bg));
  pointer-events: none;
}
.hero-content { padding: 100px 0 140px; position: relative; z-index: 2; max-width: 840px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .25);
  border-radius: 50rem;
  padding: .35rem 1.1rem;
  font-size: .85rem;
  font-weight: 600;
  color: #ffe08a;
  backdrop-filter: blur(6px);
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.55rem);
  font-weight: 900;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 20px;
  text-shadow: 0 2px 20px rgba(0, 0, 0, .3);
}
.hero-sub {
  font-size: 1.12rem;
  line-height: 1.85;
  color: rgba(255, 255, 255, .85);
  max-width: 680px;
  margin-bottom: 34px;
}
.hero-buttons { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 46px; }
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 36px;
}
.hs-item strong {
  display: block;
  font-size: 1.9rem;
  font-weight: 900;
  color: #fff;
  letter-spacing: .5px;
}
.hs-item span {
  font-size: .9rem;
  color: rgba(255, 255, 255, .65);
}

/* ===== Section layout ===== */
.section-pad { padding: 92px 0; }
.section-pad-sm { padding: 60px 0; }
.section-head { text-align: center; max-width: 760px; margin: 0 auto 52px; }
.section-head h2 { font-size: 2.15rem; margin-bottom: 10px; position: relative; display: inline-block; }
.section-head h2::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -8px;
  transform: translateX(-50%);
  width: 56px;
  height: 4px;
  border-radius: 4px;
  background: var(--gradient-brand);
}
.section-head .sub-text { color: var(--text-muted); font-size: 1.05rem; }

/* ===== Feature cards ===== */
.features-section { background: var(--body-bg); }
.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px 26px;
  height: 100%;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}
.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  background: var(--brand-soft);
  color: var(--brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
  transition: var(--transition);
}
.feature-card:hover .feature-icon {
  background: var(--gradient-brand);
  color: #fff;
  transform: rotate(-6deg) scale(1.05);
}
.feature-card h3 { font-size: 1.2rem; margin-bottom: 10px; }
.feature-card p { font-size: .95rem; margin-bottom: 0; }

/* ===== Game cards ===== */
.games-section { background: #fff; }
.game-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 100%;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.game-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}
.game-cover { position: relative; overflow: hidden; aspect-ratio: 4 / 3; }
.game-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.game-card:hover .game-cover img { transform: scale(1.06); }
.game-cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(0, 0, 0, .35));
  pointer-events: none;
}
.game-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(0, 0, 0, .55);
  backdrop-filter: blur(6px);
  color: #fff;
  font-size: .78rem;
  font-weight: 600;
  padding: .2rem .9rem;
  border-radius: 50rem;
  z-index: 2;
  border: 1px solid rgba(255, 255, 255, .18);
}
.game-info { padding: 22px 24px 24px; display: flex; flex-direction: column; flex: 1; }
.game-info h3 { font-size: 1.22rem; margin-bottom: 8px; }
.game-info p { font-size: .92rem; color: var(--text-body); margin-bottom: 18px; flex: 1; }
.game-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: .82rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.game-meta i { color: var(--accent); }

/* ===== Stats ===== */
.stats-section {
  background: linear-gradient(rgba(13, 17, 23, .9), rgba(13, 17, 23, .92)), url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
  padding: 80px 0;
  position: relative;
}
.stats-section .container { position: relative; z-index: 2; }
.stat-item { text-align: center; padding: 20px 10px; }
.stat-num {
  font-size: 2.6rem;
  font-weight: 900;
  color: #fff;
  display: block;
  line-height: 1.2;
  background: linear-gradient(135deg, #fff, #c7c3ff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.stat-label {
  font-size: .95rem;
  color: rgba(255, 255, 255, .7);
  margin-top: 6px;
}

/* ===== News ===== */
.news-section { background: var(--body-bg); }
.news-list { max-width: 880px; margin: 0 auto; }
.news-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  margin-bottom: 16px;
  transition: var(--transition);
}
.news-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
  border-color: var(--brand);
}
.news-badge {
  flex-shrink: 0;
  background: var(--brand-soft);
  color: var(--brand);
  font-size: .78rem;
  font-weight: 700;
  padding: .2rem .9rem;
  border-radius: 50rem;
  margin-top: 4px;
  white-space: nowrap;
}
.news-body { flex: 1; }
.news-body h4 { font-size: 1.1rem; margin-bottom: 6px; }
.news-body h4 a { color: var(--text-heading); }
.news-body h4 a:hover { color: var(--brand); }
.news-body p { font-size: .92rem; color: var(--text-muted); margin-bottom: 10px; }
.news-date { font-size: .82rem; color: var(--text-muted); }
.news-date i { margin-right: 4px; }

/* ===== Activities ===== */
.activities-section { background: #fff; }
.activity-card {
  display: flex;
  flex-direction: column;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  height: 100%;
}
.activity-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}
.activity-card .act-img { overflow: hidden; aspect-ratio: 16 / 9; }
.activity-card .act-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.activity-card:hover .act-img img { transform: scale(1.05); }
.act-info { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.act-tag {
  align-self: flex-start;
  background: var(--accent-soft);
  color: #b97a00;
  font-size: .78rem;
  font-weight: 700;
  padding: .2rem .9rem;
  border-radius: 50rem;
  margin-bottom: 12px;
}
.act-info h3 { font-size: 1.2rem; margin-bottom: 8px; }
.act-info p { font-size: .92rem; margin-bottom: 16px; flex: 1; }

/* ===== Reviews ===== */
.reviews-section { background: var(--body-bg); }
.review-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
  height: 100%;
  transition: var(--transition);
}
.review-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.review-stars { color: var(--accent); font-size: .9rem; margin-bottom: 14px; }
.review-text { font-size: .95rem; line-height: 1.8; margin-bottom: 20px; color: var(--text-body); }
.reviewer { display: flex; align-items: center; gap: 12px; }
.reviewer-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-brand);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
}
.reviewer-name { font-weight: 600; color: var(--text-heading); font-size: .95rem; }
.reviewer-role { font-size: .82rem; color: var(--text-muted); }

/* ===== FAQ ===== */
.faq-section { background: #fff; }
.faq-wrap { max-width: 820px; margin: 0 auto; }
.accordion-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md) !important;
  margin-bottom: 14px;
  overflow: hidden;
  box-shadow: none;
}
.accordion-button {
  font-weight: 600;
  color: var(--text-heading);
  padding: 18px 24px;
  background: #fff;
  font-size: 1rem;
}
.accordion-button:not(.collapsed) {
  color: var(--brand);
  background: var(--brand-soft);
  box-shadow: none;
}
.accordion-button:focus { box-shadow: none; border-color: var(--brand); }
.accordion-button::after { filter: hue-rotate(240deg); }
.accordion-body { color: var(--text-body); font-size: .95rem; line-height: 1.8; padding: 8px 24px 20px; }

/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(rgba(13, 17, 23, .84), rgba(30, 20, 60, .9)), url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
  padding: 90px 0;
  text-align: center;
}
.cta-inner { max-width: 700px; margin: 0 auto; }
.cta-inner h2 { color: #fff; font-size: 2.3rem; margin-bottom: 16px; }
.cta-inner p { color: rgba(255, 255, 255, .8); font-size: 1.08rem; margin-bottom: 32px; }

/* ===== Footer ===== */
.site-footer {
  background: var(--dark-bg);
  color: rgba(255, 255, 255, .6);
  padding: 70px 0 0;
}
.footer-main { padding-bottom: 40px; }
.footer-brand { color: #fff; font-size: 1.5rem; font-weight: 800; display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-brand .brand-icon { width: 38px; height: 38px; font-size: .95rem; }
.footer-desc { font-size: .92rem; line-height: 1.8; color: rgba(255, 255, 255, .55); max-width: 320px; }
.footer-title { color: #fff; font-size: 1.05rem; font-weight: 700; margin-bottom: 20px; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: rgba(255, 255, 255, .6); font-size: .93rem; transition: var(--transition); }
.footer-links a:hover { color: #fff; padding-left: 6px; }
.footer-contact li { margin-bottom: 10px; font-size: .93rem; }
.footer-contact i { width: 22px; color: var(--brand-light); }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding: 20px 0;
  text-align: center;
  font-size: .85rem;
  color: rgba(255, 255, 255, .45);
}

/* ===== Responsive ===== */
@media (max-width: 991.98px) {
  .menu-toggle { display: inline-flex; }
  .header-search { display: none; }
  .header-cta-btn { display: none; }
  .header-top-inner { min-height: 60px; }
  .stats-section { padding: 60px 0; }
  .stat-num { font-size: 2rem; }
  .section-pad { padding: 64px 0; }
}
@media (max-width: 767.98px) {
  .hero { min-height: 540px; }
  .hero-content { padding: 80px 0 110px; }
  .hero h1 { font-size: 2rem; }
  .hero-sub { font-size: 1rem; }
  .hero-stats { gap: 20px; }
  .hs-item strong { font-size: 1.5rem; }
  .brand { font-size: 1.2rem; }
  .brand-icon { width: 36px; height: 36px; font-size: .9rem; }
  .section-head h2 { font-size: 1.7rem; }
  .news-item { flex-direction: column; gap: 10px; padding: 20px; }
  .cta-section { padding: 60px 0; }
  .cta-inner h2 { font-size: 1.7rem; }
  .footer-main .row > div { margin-bottom: 32px; }
}
@media (max-width: 520px) {
  .channel-tabs a { padding: 11px 16px; font-size: .88rem; }
  .hero-buttons .btn { width: 100%; }
  .stat-num { font-size: 1.7rem; }
  .footer-bottom { font-size: .78rem; }
}

/* roulang page: article */
:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #a5b4fc;
  --accent: #f59e0b;
  --accent-light: #fcd34d;
  --dark: #0f172a;
  --dark-soft: #1e293b;
  --bg: #f1f5f9;
  --surface: #ffffff;
  --text: #1e293b;
  --text-soft: #64748b;
  --border: #e2e8f0;
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 10px rgba(15, 23, 42, .05);
  --shadow-md: 0 8px 30px rgba(15, 23, 42, .08);
  --shadow-lg: 0 20px 50px rgba(15, 23, 42, .12);
  --transition: all .25s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  max-width: 1200px;
}

/* ===== 按钮 ===== */
.btn {
  border-radius: var(--radius-md);
  font-weight: 600;
  letter-spacing: .2px;
  transition: var(--transition);
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn:focus {
  box-shadow: 0 0 0 4px rgba(99, 102, 241, .2);
}
.btn-brand {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border: none;
  color: #fff;
  padding: .7rem 1.8rem;
  border-radius: 50px;
  font-weight: 600;
}
.btn-brand:hover {
  color: #fff;
  box-shadow: 0 10px 30px rgba(99, 102, 241, .35);
  transform: translateY(-2px);
}
.btn-outline-light {
  border: 2px solid rgba(255, 255, 255, .6);
  color: #fff;
  border-radius: 50px;
  padding: .65rem 1.8rem;
  font-weight: 600;
}
.btn-outline-light:hover {
  background: rgba(255, 255, 255, .15);
  color: #fff;
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1040;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 20px rgba(15, 23, 42, .04);
}

.header-top {
  padding: .7rem 0;
}
.header-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  color: var(--dark);
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -.3px;
  text-decoration: none;
}
.brand:hover {
  color: var(--primary);
}
.brand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border-radius: 12px;
  font-size: 1.05rem;
  box-shadow: 0 4px 14px rgba(99, 102, 241, .25);
}

.header-top-right {
  display: flex;
  align-items: center;
  gap: .75rem;
}

.header-search {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: .28rem .6rem .28rem .9rem;
  width: 260px;
  transition: var(--transition);
}
.header-search:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, .1);
}
.header-search i {
  color: var(--text-soft);
  margin-right: .4rem;
  font-size: .9rem;
}
.header-search input {
  border: none;
  outline: none;
  background: transparent;
  font-size: .9rem;
  color: var(--text);
  width: 100%;
}
.header-search input::placeholder {
  color: #94a3b8;
}
.header-cta-btn {
  font-size: .9rem;
  padding: .5rem 1.3rem;
  white-space: nowrap;
}
.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: .45rem .8rem;
  font-size: 1rem;
  color: var(--text);
  cursor: pointer;
  transition: var(--transition);
}
.menu-toggle:hover {
  background: var(--bg);
}

.header-tabs {
  border-top: 1px solid rgba(226, 232, 240, .6);
  padding: .5rem 0;
}
.channel-tabs {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: .4rem;
  overflow-x: auto;
  scrollbar-width: none;
}
.channel-tabs::-webkit-scrollbar {
  display: none;
}
.channel-tabs li {
  flex-shrink: 0;
}
.channel-tabs a {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .5rem 1.35rem;
  border-radius: 50px;
  color: var(--text-soft);
  font-size: .95rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  white-space: nowrap;
}
.channel-tabs a:hover {
  background: var(--bg);
  color: var(--text);
}
.channel-tabs li.active a {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 4px 16px rgba(99, 102, 241, .25);
}
.channel-tabs li.active a i {
  color: #fff;
}

.mobile-panel {
  display: none;
  padding: 1rem 0 1.2rem;
  border-top: 1px solid var(--border);
  background: #fff;
}
.mobile-panel .header-search {
  width: 100%;
  margin-bottom: .75rem;
}

@media (max-width: 768px) {
  .header-search {
    display: none;
  }
  .header-cta-btn {
    display: none;
  }
  .menu-toggle {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
  }
  .mobile-panel.show {
    display: block;
  }
  .brand {
    font-size: 1.1rem;
  }
  .brand-icon {
    width: 34px;
    height: 34px;
    font-size: .9rem;
  }
}
@media (max-width: 520px) {
  .header-top {
    padding: .55rem 0;
  }
  .header-cta-btn {
    display: none;
  }
  .header-search {
    display: none;
  }
  .menu-toggle {
    display: inline-flex;
  }
}

/* ===== Article Hero ===== */
.article-hero {
  position: relative;
  background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  padding: 110px 0 90px;
  color: #fff;
  isolation: isolate;
}
.article-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(125deg, rgba(15, 23, 42, .82) 0%, rgba(15, 23, 42, .55) 60%, rgba(99, 102, 241, .35) 100%);
  z-index: -1;
}
.article-hero::after {
  content: '';
  position: absolute;
  bottom: -40px;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to top, var(--bg), transparent);
  z-index: -1;
  pointer-events: none;
}
.article-breadcrumb {
  font-size: .87rem;
  color: rgba(255, 255, 255, .75);
  margin-bottom: 1rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .4rem;
}
.article-breadcrumb a {
  color: rgba(255, 255, 255, .85);
  text-decoration: none;
}
.article-breadcrumb a:hover {
  color: #fff;
}
.article-breadcrumb .sep {
  opacity: .5;
}
.article-category {
  display: inline-block;
  background: rgba(255, 255, 255, .15);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, .25);
  padding: .3rem 1rem;
  border-radius: 50px;
  font-size: .85rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 1.2rem;
}
.article-hero h1 {
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.5px;
  max-width: 800px;
  margin-bottom: 1.2rem;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.2rem;
  font-size: .9rem;
  color: rgba(255, 255, 255, .75);
}
.article-meta i {
  margin-right: .4rem;
}
.article-read-time {
  display: inline-flex;
  align-items: center;
}
@media (max-width: 768px) {
  .article-hero {
    padding: 70px 0 60px;
  }
  .article-hero h1 {
    font-size: 1.9rem;
  }
  .article-meta {
    gap: .8rem;
    font-size: .82rem;
  }
}

/* ===== Article Main ===== */
.article-main {
  padding: 60px 0;
  position: relative;
  z-index: 2;
}
.article-layout {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

/* === 正文卡片 === */
.article-body-card {
  flex: 1 1 0;
  background: var(--surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: 3rem;
  border: 1px solid rgba(226, 232, 240, .5);
}
.article-body {
  font-size: 1rem;
  line-height: 1.9;
  color: #334155;
}
.article-body p {
  margin-bottom: 1.4rem;
}
.article-body h2 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--dark);
  margin: 2.2rem 0 1rem;
  padding-bottom: .5rem;
  border-bottom: 2px solid var(--bg);
}
.article-body h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--dark);
  margin: 1.8rem 0 .8rem;
}
.article-body ul, .article-body ol {
  margin-bottom: 1.4rem;
  padding-left: 1.2rem;
}
.article-body li {
  margin-bottom: .55rem;
}
.article-body img {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  margin: 1.5rem 0;
}
.article-body blockquote {
  border-left: 4px solid var(--primary);
  background: var(--bg);
  padding: 1rem 1.5rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--text-soft);
  margin: 1.5rem 0;
}
.article-body a {
  text-decoration: underline;
  text-underline-offset: 3px;
}
.article-body a:hover {
  color: var(--primary-dark);
}
.article-body code {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: .15rem .45rem;
  border-radius: 6px;
  font-size: .88em;
  color: var(--primary);
}
.article-body pre {
  background: var(--dark-soft);
  padding: 1.2rem;
  border-radius: var(--radius-md);
  overflow-x: auto;
  color: #e2e8f0;
}
.article-body pre code {
  background: none;
  border: none;
  color: inherit;
  padding: 0;
}

/* === 侧栏 */
.article-aside {
  width: 320px;
  flex-shrink: 0;
  position: sticky;
  top: 120px;
}
.aside-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(226, 232, 240, .5);
  padding: 1.6rem;
  margin-bottom: 1.5rem;
}
.aside-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: .5rem;
}
.aside-title i {
  color: var(--primary);
}
.aside-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.aside-list li {
  margin-bottom: .75rem;
}
.aside-list a {
  display: block;
  padding: .65rem .9rem;
  background: var(--bg);
  border-radius: var(--radius-sm);
  color: var(--text-soft);
  font-size: .9rem;
  text-decoration: none;
  transition: var(--transition);
  border-left: 3px solid transparent;
}
.aside-list a:hover {
  background: #eef2ff;
  color: var(--primary);
  border-left-color: var(--primary);
  transform: translateX(3px);
}
.aside-cta {
  text-align: center;
}
.aside-cta .aside-img {
  width: 100%;
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
}
.aside-cta .btn {
  width: 100%;
}

/* 内容未找到 */
.not-found-box {
  text-align: center;
  padding: 80px 20px;
}
.not-found-box i {
  font-size: 4rem;
  color: var(--border);
  margin-bottom: 1rem;
}
.not-found-box h2 {
  font-size: 1.8rem;
  color: var(--dark);
  margin-bottom: .75rem;
}
.not-found-box p {
  color: var(--text-soft);
  margin-bottom: 1.5rem;
}
.not-found-box .btn {
  padding: .6rem 2rem;
}

/* 标签 */
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
.article-tag {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  background: var(--bg);
  border: 1px solid var(--border);
  padding: .3rem .85rem;
  border-radius: 50px;
  font-size: .82rem;
  color: var(--text-soft);
  transition: var(--transition);
}
.article-tag:hover {
  background: #eef2ff;
  color: var(--primary);
  border-color: var(--primary-light);
}

/* ===== 能力卡 ===== */
.points-section {
  padding: 40px 0 0;
}
.section-title-wrap {
  text-align: center;
  margin-bottom: 2.2rem;
}
.section-sub-label {
  display: inline-block;
  background: rgba(99, 102, 241, .1);
  color: var(--primary);
  font-size: .82rem;
  font-weight: 700;
  padding: .3rem 1.1rem;
  border-radius: 50px;
  margin-bottom: .8rem;
}
.section-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: .6rem;
  letter-spacing: -.5px;
}
.section-desc {
  max-width: 640px;
  margin: 0 auto;
  color: var(--text-soft);
  font-size: .95rem;
}
.point-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 1.8rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(226, 232, 240, .5);
  transition: var(--transition);
  height: 100%;
  position: relative;
  overflow: hidden;
}
.point-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: var(--transition);
}
.point-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(99, 102, 241, .3);
}
.point-card:hover::before {
  opacity: 1;
}
.point-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(99, 102, 241, .12), rgba(245, 158, 11, .12));
  border-radius: 14px;
  color: var(--primary);
  font-size: 1.3rem;
  margin-bottom: 1.2rem;
}
.point-card h3 {
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: .6rem;
}
.point-card p {
  color: var(--text-soft);
  font-size: .9rem;
  line-height: 1.7;
  margin: 0;
}

/* ===== 相关内容 ===== */
.related-section {
  padding: 60px 0;
}
.related-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(226, 232, 240, .5);
  transition: var(--transition);
  height: 100%;
  text-decoration: none;
  display: flex;
  flex-direction: column;
}
.related-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(99, 102, 241, .3);
}
.related-pic {
  width: 100%;
  height: 160px;
  object-fit: cover;
  transition: transform .45s ease;
}
.related-card:hover .related-pic {
  transform: scale(1.05);
}
.related-pic-wrap {
  overflow: hidden;
  position: relative;
}
.related-pic-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, .25), transparent);
}
.related-body {
  padding: 1.4rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.related-cat {
  font-size: .75rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-bottom: .4rem;
}
.related-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: .5rem;
  line-height: 1.4;
}
.related-body p {
  font-size: .87rem;
  color: var(--text-soft);
  margin-bottom: 1rem;
  flex: 1;
}
.related-link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: .88rem;
  font-weight: 600;
  color: var(--primary);
}
.related-link i {
  transition: transform .25s;
}
.related-card:hover .related-link i {
  transform: translateX(4px);
}

/* ===== FAQ ===== */
.faq-section {
  padding: 60px 0;
  background: #f8fafc;
  border-top: 1px solid rgba(226, 232, 240, .5);
  border-bottom: 1px solid rgba(226, 232, 240, .5);
}
.accordion-item {
  border: 1px solid var(--border) !important;
  border-radius: var(--radius-md) !important;
  margin-bottom: .9rem;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(15, 23, 42, .02);
}
.accordion-button {
  font-weight: 600;
  color: var(--dark);
  font-size: .95rem;
  padding: 1rem 1.3rem;
  background: #fff;
}
.accordion-button:not(.collapsed) {
  color: var(--primary);
  background: rgba(99, 102, 241, .05);
  box-shadow: none;
}
.accordion-button:focus {
  box-shadow: 0 0 0 4px rgba(99, 102, 241, .1);
  border-color: transparent;
}
.accordion-body {
  color: var(--text-soft);
  font-size: .92rem;
  line-height: 1.8;
  padding: 1rem 1.3rem 1.3rem;
  background: #fff;
}

/* ===== CTA ===== */
.cta-section {
  padding: 80px 0;
  position: relative;
  background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  isolation: isolate;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15, 23, 42, .88), rgba(99, 102, 241, .6));
  z-index: -1;
}
.cta-box {
  text-align: center;
  color: #fff;
  max-width: 720px;
  margin: 0 auto;
}
.cta-box .cta-badge {
  display: inline-block;
  background: rgba(255, 255, 255, .15);
  border: 1px solid rgba(255, 255, 255, .25);
  padding: .35rem 1.2rem;
  border-radius: 50px;
  font-size: .82rem;
  font-weight: 600;
  margin-bottom: 1.2rem;
}
.cta-box h2 {
  font-size: 2.1rem;
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -.5px;
}
.cta-box p {
  font-size: 1rem;
  color: rgba(255, 255, 255, .8);
  margin-bottom: 1.8rem;
}
.cta-box .btn {
  margin: 0 .4rem .6rem;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--dark);
  color: #94a3b8;
  padding: 60px 0 0;
  font-size: .9rem;
}
.footer-main {
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(148, 163, 184, .15);
}
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  color: #fff;
  font-size: 1.3rem;
  font-weight: 800;
  text-decoration: none;
  margin-bottom: .8rem;
}
.footer-brand:hover {
  color: #fff;
}
.footer-brand .brand-icon {
  background: linear-gradient(135deg, var(--primary), var(--accent));
}
.footer-desc {
  font-size: .9rem;
  line-height: 1.8;
  max-width: 420px;
  margin-bottom: 0;
}
.footer-title {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1.2rem;
  letter-spacing: .3px;
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links li {
  margin-bottom: .7rem;
}
.footer-links a {
  color: #94a3b8;
  text-decoration: none;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  font-size: .93rem;
}
.footer-links a:hover {
  color: #fff;
  transform: translateX(4px);
}
.footer-links i {
  font-size: .75rem;
}
.footer-contact {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: .7rem;
  margin-bottom: .8rem;
  color: #94a3b8;
  font-size: .9rem;
}
.footer-contact i {
  color: var(--primary-light);
  margin-top: .3rem;
  font-size: .85rem;
  width: 18px;
  text-align: center;
}
.footer-bottom {
  padding: 1.5rem 0;
  text-align: center;
  font-size: .84rem;
  color: #64748b;
}
.footer-bottom p {
  margin: 0;
}
@media (max-width: 768px) {
  .footer-title {
    margin-top: .5rem;
  }
}

/* ===== 响应式 ===== */
@media (max-width: 992px) {
  .article-layout {
    flex-direction: column;
  }
  .article-aside {
    width: 100%;
    position: static;
    margin-top: 1.5rem;
  }
  .aside-card {
    margin-bottom: 1rem;
  }
}
@media (max-width: 768px) {
  .article-body-card {
    padding: 1.6rem 1.2rem;
    border-radius: var(--radius-lg);
  }
  .article-body {
    font-size: .95rem;
  }
  .article-body h2 {
    font-size: 1.35rem;
  }
  .section-title {
    font-size: 1.6rem;
  }
  .point-card {
    padding: 1.3rem;
  }
  .related-pic {
    height: 130px;
  }
  .cta-section {
    padding: 60px 0;
  }
  .cta-box h2 {
    font-size: 1.6rem;
  }
}
@media (max-width: 520px) {
  .article-breadcrumb {
    font-size: .78rem;
  }
  .article-category {
    font-size: .78rem;
  }
  .article-meta {
    gap: .7rem;
    font-size: .8rem;
  }
  .article-body-card {
    padding: 1.2rem .9rem;
  }
  .section-title {
    font-size: 1.4rem;
  }
  .section-desc {
    font-size: .88rem;
  }
  .channel-tabs a {
    padding: .45rem 1rem;
    font-size: .88rem;
  }
}

/* roulang page: category1 */
:root {
  --primary: #4f46e5;
  --primary-light: #818cf8;
  --primary-dark: #3730a3;
  --accent: #f59e0b;
  --accent-light: #fbbf24;
  --dark: #0f172a;
  --dark-2: #1e293b;
  --light: #f8fafc;
  --white: #ffffff;
  --text: #1e293b;
  --text-body: #475569;
  --muted: #94a3b8;
  --border: #e2e8f0;
  --radius: 18px;
  --radius-sm: 12px;
  --radius-xs: 8px;
  --shadow-sm: 0 2px 8px rgba(15,23,42,0.06);
  --shadow-md: 0 10px 32px rgba(15,23,42,0.10);
  --shadow-lg: 0 18px 50px rgba(15,23,42,0.16);
  --transition: all .25s ease;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; }
.container { max-width: 1200px; }

/* ===== Header ===== */
.site-header {
  background: var(--white);
  box-shadow: 0 2px 16px rgba(15,23,42,0.06);
  position: sticky;
  top: 0;
  z-index: 999;
}
.header-top {
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}
.header-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -0.5px;
}
.brand:hover { color: var(--primary); }
.brand-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  box-shadow: 0 4px 16px rgba(79,70,229,0.3);
}
.header-top-right {
  display: flex;
  align-items: center;
  gap: 14px;
}
.header-search {
  display: flex;
  align-items: center;
  background: var(--light);
  border: 1px solid var(--border);
  border-radius: 40px;
  padding: 0 16px;
  height: 40px;
  width: 280px;
  transition: var(--transition);
}
.header-search:focus-within {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(79,70,229,0.12);
}
.header-search i {
  color: var(--muted);
  font-size: 14px;
  margin-right: 8px;
}
.header-search input {
  border: none;
  outline: none;
  background: transparent;
  width: 100%;
  font-size: 14px;
  color: var(--text);
}
.header-search input::placeholder { color: var(--muted); }
.btn-brand {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff !important;
  border: none;
  border-radius: 40px;
  padding: 10px 22px;
  font-weight: 600;
  font-size: 14px;
  box-shadow: 0 4px 16px rgba(79,70,229,0.25);
  transition: var(--transition);
}
.btn-brand:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(79,70,229,0.35);
}
.btn-brand:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(79,70,229,0.3);
}
.btn-outline {
  background: transparent;
  border: 2px solid #fff;
  color: #fff;
  border-radius: 40px;
  padding: 10px 24px;
  font-weight: 600;
  font-size: 14px;
  transition: var(--transition);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.15);
  color: #fff;
  border-color: #fff;
  transform: translateY(-2px);
}
.menu-toggle {
  display: none;
  background: var(--light);
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  color: var(--text);
  font-size: 18px;
  cursor: pointer;
  transition: var(--transition);
}
.menu-toggle:hover { background: var(--border); }
.header-tabs {
  background: var(--white);
  padding: 0;
}
.channel-tabs {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 8px 0;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
}
.channel-tabs::-webkit-scrollbar { display: none; }
.channel-tabs li {
  flex-shrink: 0;
}
.channel-tabs a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 20px;
  border-radius: 40px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-body);
  background: transparent;
  transition: var(--transition);
}
.channel-tabs a:hover {
  background: var(--light);
  color: var(--primary);
}
.channel-tabs li.active a {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 4px 14px rgba(79,70,229,0.3);
}
.mobile-panel {
  padding: 16px 20px;
  background: var(--white);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.mobile-panel .header-search {
  width: 100%;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  padding: 110px 0;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15,23,42,0.92) 0%, rgba(15,23,42,0.75) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
  text-align: center;
  margin: 0 auto;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 40px;
  padding: 6px 18px;
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  backdrop-filter: blur(8px);
  margin-bottom: 22px;
}
.hero-badge i { color: var(--accent); }
.hero-title {
  font-size: 2.9rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.25;
  letter-spacing: -1px;
  margin-bottom: 18px;
}
.hero-title span {
  background: linear-gradient(90deg, var(--accent-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: 1.08rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.8;
  max-width: 640px;
  margin: 0 auto 32px;
}
.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== Section Common ===== */
.section {
  padding: 80px 0;
}
.section-alt { background: var(--light); }
.section-dark { background: var(--dark); }
.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}
.section-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.5px;
  margin-bottom: 12px;
  position: relative;
}
.section-title::after {
  content: '';
  display: block;
  width: 48px;
  height: 3px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  margin: 12px auto 0;
}
.section-subtitle {
  font-size: 1rem;
  color: var(--text-body);
  line-height: 1.7;
  margin-top: 14px;
}
.section-dark .section-title { color: #fff; }
.section-dark .section-title::after { background: linear-gradient(90deg, var(--accent), var(--accent-light)); }
.section-dark .section-subtitle { color: rgba(255,255,255,0.7); }

/* ===== Features ===== */
.feature-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 26px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  height: 100%;
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: var(--transition);
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(79,70,229,0.12), rgba(79,70,229,0.06));
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 20px;
}
.feature-card:hover .feature-icon {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 6px 20px rgba(79,70,229,0.3);
}
.feature-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}
.feature-text {
  font-size: 0.92rem;
  color: var(--text-body);
  line-height: 1.7;
}

/* ===== Game Guides ===== */
.guide-card {
  background: var(--dark-2);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  transition: var(--transition);
  height: 100%;
}
.guide-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(15,23,42,0.4);
  border-color: rgba(79,70,229,0.4);
}
.guide-thumb {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/10;
}
.guide-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.guide-card:hover .guide-thumb img { transform: scale(1.05); }
.guide-thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(transparent 55%, rgba(15,23,42,0.85));
}
.guide-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  background: rgba(245,158,11,0.95);
  color: #0f172a;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  backdrop-filter: blur(6px);
}
.guide-body {
  padding: 24px 22px;
}
.guide-cat {
  font-size: 12px;
  color: var(--accent);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}
.guide-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
  line-height: 1.45;
}
.guide-desc {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
  margin-bottom: 16px;
}
.guide-link {
  color: var(--primary-light);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.guide-link:hover { color: var(--accent); gap: 10px; }

/* ===== Process ===== */
.process-step {
  position: relative;
  text-align: center;
  padding: 32px 20px;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  height: 100%;
}
.process-step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  box-shadow: 0 6px 20px rgba(79,70,229,0.3);
}
.step-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}
.step-text {
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.7;
}
.process-arrow {
  position: absolute;
  top: 50%;
  right: -18px;
  color: var(--muted);
  font-size: 18px;
  z-index: 2;
  transform: translateY(-50%);
}

/* ===== Stats ===== */
.stats-section {
  background: linear-gradient(135deg, #0b1220 0%, #1a2340 100%);
  padding: 70px 0;
  position: relative;
  overflow: hidden;
}
.stats-section::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: rgba(79,70,229,0.15);
  filter: blur(60px);
}
.stats-section::after {
  content: '';
  position: absolute;
  bottom: -40px;
  left: -40px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(245,158,11,0.1);
  filter: blur(50px);
}
.stat-item {
  text-align: center;
  padding: 20px;
  position: relative;
  z-index: 2;
}
.stat-num {
  font-size: 2.8rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
  letter-spacing: -1px;
  margin-bottom: 8px;
}
.stat-num span { color: var(--accent); }
.stat-label {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.7);
}

/* ===== FAQ ===== */
.faq-section { background: var(--light); }
.accordion-item {
  background: var(--white);
  border: 1px solid var(--border) !important;
  border-radius: var(--radius-sm) !important;
  margin-bottom: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.accordion-item:focus-within {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px rgba(79,70,229,0.1);
}
.accordion-button {
  padding: 20px 24px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  background: var(--white);
  box-shadow: none !important;
  border: none;
}
.accordion-button:not(.collapsed) {
  background: var(--white);
  color: var(--primary);
}
.accordion-button::after {
  background-image: none;
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  content: '\f078';
  color: var(--primary);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
}
.accordion-button:not(.collapsed)::after {
  transform: rotate(180deg);
}
.accordion-body {
  padding: 0 24px 22px;
  font-size: 0.95rem;
  color: var(--text-body);
  line-height: 1.8;
}

/* ===== CTA ===== */
.cta-section {
  background-image: url('/assets/images/backpic/back-2.webp');
  background-size: cover;
  background-position: center;
  padding: 90px 0;
  position: relative;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(79,70,229,0.94) 0%, rgba(15,23,42,0.9) 100%);
}
.cta-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}
.cta-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}
.cta-desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.8;
  margin-bottom: 30px;
}
.cta-btn {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
  color: #0f172a !important;
  border: none;
  border-radius: 40px;
  padding: 14px 36px;
  font-size: 1rem;
  font-weight: 700;
  box-shadow: 0 8px 30px rgba(245,158,11,0.4);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(245,158,11,0.5);
}

/* ===== Footer ===== */
.site-footer {
  background: #0b0f1a;
  color: rgba(255,255,255,0.75);
  padding: 50px 0 0;
}
.footer-main { padding-bottom: 36px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}
.footer-brand .brand-icon {
  width: 38px;
  height: 38px;
  font-size: 16px;
}
.footer-desc {
  font-size: 0.92rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.6);
  margin-bottom: 0;
  max-width: 360px;
}
.footer-title {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 2px;
}
.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  color: rgba(255,255,255,0.65);
  font-size: 0.92rem;
  transition: var(--transition);
}
.footer-links a:hover {
  color: var(--accent);
  padding-left: 4px;
}
.footer-contact {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.92rem;
  color: rgba(255,255,255,0.65);
}
.footer-contact i {
  color: var(--accent);
  width: 18px;
  text-align: center;
}
.footer-bottom {
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p {
  margin: 0;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.45);
}

/* ===== Responsive ===== */
@media (max-width: 991.98px) {
  .header-search { display: none; }
  .menu-toggle { display: flex; }
  .header-cta-btn { display: none; }
  .hero { padding: 80px 0; }
  .hero-title { font-size: 2.2rem; }
  .section { padding: 60px 0; }
  .section-title { font-size: 1.6rem; }
  .process-arrow { display: none; }
  .footer-desc { max-width: 100%; }
}
@media (max-width: 767.98px) {
  .hero { padding: 60px 0; }
  .hero-title { font-size: 1.7rem; }
  .hero-subtitle { font-size: 0.95rem; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .feature-card { padding: 24px 20px; }
  .guide-body { padding: 18px 16px; }
  .cta-section { padding: 60px 0; }
  .cta-title { font-size: 1.6rem; }
  .stat-num { font-size: 2.2rem; }
  .section { padding: 48px 0; }
  .section-title { font-size: 1.4rem; }
  .footer-main { padding-bottom: 24px; }
  .footer-contact { margin-bottom: 16px; }
}
@media (max-width: 520px) {
  .brand { font-size: 18px; }
  .brand-icon { width: 36px; height: 36px; font-size: 15px; }
  .hero-title { font-size: 1.5rem; }
  .hero-badge { font-size: 12px; padding: 4px 14px; }
}

/* roulang page: category2 */
:root {
            --primary: #6c5ce7;
            --primary-dark: #5a4bd1;
            --primary-light: #e8e6fc;
            --accent: #fbbf24;
            --accent-dark: #f59e0b;
            --dark-bg: #141833;
            --dark-bg-2: #1e2340;
            --light-bg: #f4f6fc;
            --white: #ffffff;
            --text: #1f2430;
            --text-weak: #6b7280;
            --border: #e5e7ed;
            --radius-lg: 22px;
            --radius-md: 14px;
            --radius-sm: 9px;
            --shadow-sm: 0 2px 10px rgba(20, 24, 51, 0.06);
            --shadow: 0 10px 40px rgba(108, 92, 231, 0.10);
            --shadow-lg: 0 18px 50px rgba(20, 24, 51, 0.16);
            --transition: all 0.3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "Inter", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
            background-color: var(--white);
            color: var(--text);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button,
        input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
            margin: 0 auto;
        }

        /* ===== Header ===== */
        .site-header {
            background: var(--white);
            box-shadow: 0 4px 20px rgba(20, 24, 51, 0.06);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .header-top {
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
        }

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

        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--text);
            letter-spacing: -0.3px;
            transition: var(--transition);
        }

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

        .brand-icon {
            width: 42px;
            height: 42px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), #8b5cf6);
            color: #fff;
            font-size: 1.1rem;
            box-shadow: 0 4px 14px rgba(108, 92, 231, 0.35);
        }

        .header-top-right {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .header-search {
            position: relative;
            display: flex;
            align-items: center;
        }

        .header-search i {
            position: absolute;
            left: 14px;
            color: var(--text-weak);
            font-size: 0.9rem;
        }

        .header-search input {
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 8px 18px 8px 38px;
            font-size: 0.88rem;
            background: var(--light-bg);
            min-width: 260px;
            outline: none;
            transition: var(--transition);
        }

        .header-search input:focus {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(108, 92, 231, 0.12);
        }

        .btn-brand {
            background: linear-gradient(135deg, var(--primary), #8b5cf6);
            color: #fff !important;
            border: none;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            padding: 10px 24px;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(108, 92, 231, 0.3);
        }

        .btn-brand:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(108, 92, 231, 0.4);
            background: linear-gradient(135deg, var(--primary-dark), #7c5cf5);
        }

        .btn-brand:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
        }

        .btn-outline-light-soft {
            border: 2px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 10px 26px;
            background: transparent;
            transition: var(--transition);
        }

        .btn-outline-light-soft:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
        }

        .btn-outline-light-soft:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
        }

        .menu-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border);
            border-radius: 10px;
            width: 42px;
            height: 42px;
            font-size: 1.1rem;
            color: var(--text);
            cursor: pointer;
            transition: var(--transition);
        }

        .menu-toggle:hover {
            background: var(--light-bg);
            color: var(--primary);
        }

        .header-tabs {
            background: var(--white);
        }

        .channel-tabs {
            list-style: none;
            display: flex;
            gap: 6px;
            margin: 0;
            padding: 10px 0;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
        }

        .channel-tabs::-webkit-scrollbar {
            display: none;
        }

        .channel-tabs li a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: 50px;
            font-size: 0.94rem;
            font-weight: 600;
            color: var(--text-weak);
            background: transparent;
            white-space: nowrap;
            transition: var(--transition);
        }

        .channel-tabs li a i {
            font-size: 0.9rem;
        }

        .channel-tabs li a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }

        .channel-tabs li.active a {
            background: linear-gradient(135deg, var(--primary), #8b5cf6);
            color: #fff;
            box-shadow: 0 4px 16px rgba(108, 92, 231, 0.3);
        }

        .mobile-panel {
            padding: 16px 20px 20px;
            background: var(--white);
            border-top: 1px solid var(--border);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .mobile-panel .header-search {
            width: 100%;
        }

        .mobile-panel .header-search input {
            width: 100%;
            min-width: 0;
        }

        .mobile-panel .btn {
            border-radius: 50px;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            padding: 110px 0 120px;
            color: #fff;
            overflow: hidden;
        }

        .hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(20, 24, 51, 0.92) 0%, rgba(108, 92, 231, 0.72) 55%, rgba(251, 191, 36, 0.35) 100%);
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 50px;
            padding: 7px 18px;
            font-size: 0.85rem;
            font-weight: 500;
            backdrop-filter: blur(6px);
            margin-bottom: 22px;
        }

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

        .hero h1 {
            font-size: 3.1rem;
            font-weight: 900;
            line-height: 1.2;
            margin: 0 0 18px;
            letter-spacing: -1px;
            max-width: 640px;
        }

        .hero h1 span {
            color: var(--accent);
        }

        .hero p.lead {
            font-size: 1.1rem;
            opacity: 0.95;
            max-width: 580px;
            margin-bottom: 30px;
            line-height: 1.8;
        }

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

        /* ===== Stats ===== */
        .stats-section {
            background: var(--light-bg);
            padding: 50px 0;
            margin-top: -40px;
            position: relative;
            z-index: 3;
            border-radius: 0;
        }

        .stats-section .container {
            background: var(--white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            padding: 36px 28px;
        }

        .stat-item {
            text-align: center;
            padding: 20px 10px;
            border-right: 1px solid var(--border);
        }

        .stat-item:last-child {
            border-right: none;
        }

        .stat-item .num {
            font-size: 2.3rem;
            font-weight: 900;
            color: var(--primary);
            line-height: 1.2;
        }

        .stat-item .label {
            font-size: 0.9rem;
            color: var(--text-weak);
            margin-top: 6px;
        }

        /* ===== Section general ===== */
        .section-pad {
            padding: 90px 0;
        }

        .section-header {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 50px;
        }

        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 10px;
        }

        .section-header p {
            color: var(--text-weak);
            font-size: 1rem;
            line-height: 1.7;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-light);
            color: var(--primary);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.82rem;
            font-weight: 600;
            margin-bottom: 14px;
        }

        /* ===== Activity Type Cards ===== */
        .activity-cards {
            background: var(--white);
            padding-bottom: 90px;
        }

        .activity-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .activity-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(108, 92, 231, 0.25);
        }

        .activity-card .card-img-wrap {
            position: relative;
            height: 220px;
            overflow: hidden;
        }

        .activity-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .activity-card .card-img-wrap::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.35), transparent);
        }

        .activity-card .card-body {
            padding: 26px 24px 28px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .activity-card .card-body h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .activity-card .card-body p {
            color: var(--text-weak);
            font-size: 0.93rem;
            line-height: 1.7;
            flex: 1;
        }

        .activity-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 50px;
            padding: 5px 14px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 14px;
        }

        .activity-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-weight: 600;
            font-size: 0.92rem;
            margin-top: 14px;
            transition: var(--transition);
        }

        .activity-card .card-link:hover {
            color: var(--primary-dark);
            gap: 12px;
        }

        /* ===== Process ===== */
        .process-section {
            background: var(--dark-bg);
            color: #fff;
            padding: 90px 0;
        }

        .process-section .section-tag {
            background: rgba(251, 191, 36, 0.15);
            color: var(--accent);
        }

        .process-section .section-header h2 {
            color: #fff;
        }

        .process-section .section-header p {
            color: rgba(255, 255, 255, 0.7);
        }

        .process-step {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 34px 26px;
            height: 100%;
            position: relative;
            transition: var(--transition);
        }

        .process-step:hover {
            background: rgba(255, 255, 255, 0.09);
            transform: translateY(-4px);
            border-color: rgba(251, 191, 36, 0.4);
        }

        .process-step .step-num {
            font-size: 2.6rem;
            font-weight: 900;
            color: var(--accent);
            opacity: 0.8;
            line-height: 1;
            margin-bottom: 14px;
        }

        .process-step h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .process-step p {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
            margin: 0;
        }

        .process-arrow {
            position: absolute;
            right: -18px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--accent);
            font-size: 1.3rem;
            z-index: 2;
        }

        /* ===== Recommend ===== */
        .recommend-section {
            background: var(--light-bg);
            padding: 90px 0;
        }

        .recommend-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            height: 100%;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .recommend-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-6px);
            border-color: rgba(108, 92, 231, 0.2);
        }

        .recommend-card .rc-img {
            height: 180px;
            overflow: hidden;
        }

        .recommend-card .rc-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .recommend-card:hover .rc-img img {
            transform: scale(1.05);
        }

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

        .recommend-card .rc-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .recommend-card .rc-body p {
            color: var(--text-weak);
            font-size: 0.9rem;
            flex: 1;
            margin-bottom: 16px;
        }

        .recommend-card .rc-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.82rem;
            color: var(--text-weak);
        }

        .recommend-card .rc-meta i {
            color: var(--primary);
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--white);
            padding: 90px 0;
        }

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

        .faq-item {
            background: var(--light-bg);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            margin-bottom: 16px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(108, 92, 231, 0.3);
            box-shadow: var(--shadow-sm);
        }

        .faq-q {
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            gap: 16px;
        }

        .faq-q h4 {
            font-size: 1.05rem;
            font-weight: 600;
            margin: 0;
            color: var(--text);
        }

        .faq-q i {
            color: var(--primary);
            font-size: 1.1rem;
            flex-shrink: 0;
            transition: var(--transition);
        }

        .faq-item.active .faq-q i {
            transform: rotate(180deg);
        }

        .faq-a {
            display: none;
            padding-top: 14px;
            color: var(--text-weak);
            font-size: 0.93rem;
            line-height: 1.8;
            border-top: 1px solid var(--border);
            margin-top: 14px;
        }

        .faq-item.active .faq-a {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--dark-bg) 0%, #2d2a5b 50%, var(--primary-dark) 100%);
            padding: 90px 0;
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            top: -60%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(251, 191, 36, 0.25), transparent 70%);
            border-radius: 50%;
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            font-size: 2.4rem;
            font-weight: 900;
            letter-spacing: -0.5px;
            margin-bottom: 14px;
        }

        .cta-section p {
            max-width: 620px;
            margin: 0 auto 30px;
            font-size: 1.05rem;
            opacity: 0.85;
        }

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

        .cta-actions .btn-brand {
            padding: 13px 36px;
            font-size: 1rem;
        }

        .cta-actions .btn-outline-light-soft {
            padding: 13px 36px;
            font-size: 1rem;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark-bg);
            color: rgba(255, 255, 255, 0.75);
            padding: 70px 0 0;
        }

        .footer-main {
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.4rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-brand:hover {
            color: var(--accent);
        }

        .footer-desc {
            font-size: 0.92rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            max-width: 400px;
        }

        .footer-title {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 8px;
        }

        .footer-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent);
        }

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

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

        .footer-links li a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.92rem;
            transition: var(--transition);
        }

        .footer-links li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }

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

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
            font-size: 0.92rem;
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-contact li i {
            color: var(--accent);
            width: 18px;
            text-align: center;
        }

        .footer-bottom {
            padding: 24px 0;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom p {
            margin: 0;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .hero h1 {
                font-size: 2.5rem;
            }

            .header-search input {
                min-width: 200px;
            }

            .process-arrow {
                display: none;
            }
        }

        @media (max-width: 768px) {
            .header-search {
                display: none;
            }

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

            .header-cta-btn {
                display: none;
            }

            .hero {
                padding: 80px 0 90px;
            }

            .hero h1 {
                font-size: 2.1rem;
            }

            .hero p.lead {
                font-size: 1rem;
            }

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

            .activity-cards {
                padding-bottom: 60px;
            }

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

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

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

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

            .stats-section .container {
                padding: 20px;
            }

            .stat-item {
                border-right: none;
                border-bottom: 1px solid var(--border);
                padding: 14px 8px;
            }

            .stat-item:last-child {
                border-bottom: none;
            }

            .section-header h2 {
                font-size: 1.7rem;
            }

            .cta-section h2 {
                font-size: 1.8rem;
            }

            .footer-main {
                padding-bottom: 20px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 14px;
                padding-right: 14px;
            }

            .brand {
                font-size: 1.15rem;
            }

            .brand-icon {
                width: 36px;
                height: 36px;
                font-size: 0.9rem;
            }

            .channel-tabs li a {
                padding: 8px 16px;
                font-size: 0.86rem;
            }

            .hero h1 {
                font-size: 1.7rem;
            }

            .hero p.lead {
                font-size: 0.95rem;
            }

            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }

            .hero-actions .btn {
                width: 100%;
                text-align: center;
            }

            .stat-item .num {
                font-size: 1.7rem;
            }

            .activity-card .card-img-wrap {
                height: 170px;
            }

            .faq-item {
                padding: 18px 16px;
            }

            .faq-q h4 {
                font-size: 0.95rem;
            }

            .faq-a {
                font-size: 0.88rem;
            }

            .cta-actions {
                flex-direction: column;
            }

            .cta-actions .btn {
                width: 100%;
                text-align: center;
            }
        }