/* roulang page: index */
:root {
  --primary: #E8960C;
  --primary-grad: linear-gradient(135deg, #FFC533, #E88900);
  --accent: #00CBA6;
  --bg: #0B0F19;
  --card-bg: #131B2A;
  --hover-bg: #1B2437;
  --title-clr: #FFFFFF;
  --text-clr: #EDEFF4;
  --text-sec: #A2ABC0;
  --text-weak: #68718A;
  --border-clr: #232E42;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-btn: 10px;
  --shadow: 0 4px 20px rgba(0,0,0,0.3);
  --shadow-hover: 0 8px 32px rgba(232,150,12,0.08);
  --container: 1280px;
  --space: 100px;
  --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-family); background: var(--bg); color: var(--text-clr); line-height: 1.7; font-size: 16px; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button, input { font: inherit; border: none; outline: none; }
h1, h2, h3, h4, h5 { color: var(--title-clr); font-weight: 700; letter-spacing: 0.01em; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: var(--space) 0; }
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 40px; }
.section-header h2 { font-size: 32px; font-weight: 700; }
.section-header .view-all { color: var(--text-sec); font-size: 14px; display: flex; align-items: center; gap: 6px; transition: color 0.3s; }
.section-header .view-all:hover { color: var(--accent); }
.section-header .view-all::after { content: "→"; font-size: 16px; }

/* ===== 双层导航 ===== */
.site-header { background: var(--bg); border-bottom: 1px solid var(--border-clr); position: sticky; top: 0; z-index: 1000; }
.header-main { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo-mark { width: 30px; height: 30px; border-radius: 8px; background: var(--primary-grad); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 16px; font-weight: 800; }
.logo-text { font-size: 22px; font-weight: 800; color: var(--title-clr); letter-spacing: 0.02em; }
.logo-text span { color: var(--primary); }
.header-actions { display: flex; align-items: center; gap: 16px; }
.search-box { display: flex; align-items: center; background: var(--card-bg); border: 1px solid var(--border-clr); border-radius: 8px; overflow: hidden; height: 36px; transition: border-color 0.3s, box-shadow 0.3s; }
.search-box:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(0,203,166,0.15); }
.search-box input { background: transparent; border: none; color: var(--text-clr); padding: 0 12px; font-size: 14px; width: 180px; }
.search-box input::placeholder { color: var(--text-weak); }
.search-box button { background: var(--primary-grad); border: none; color: #fff; width: 36px; height: 36px; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: filter 0.3s; }
.search-box button:hover { filter: brightness(1.1); }
.header-cta { background: var(--primary-grad); color: #fff; border-radius: var(--radius-btn); padding: 8px 22px; font-size: 14px; font-weight: 600; transition: transform 0.3s, box-shadow 0.3s; }
.header-cta:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(232,150,12,0.35); }
.header-nav { border-top: 1px solid var(--border-clr); background: var(--bg); height: 48px; }
.nav-scroll { display: flex; align-items: center; height: 48px; gap: 8px; overflow-x: auto; scrollbar-width: none; -ms-overflow-style: none; }
.nav-scroll::-webkit-scrollbar { display: none; }
.nav-pill { padding: 8px 18px; border-radius: 999px; color: var(--text-sec); font-size: 14px; white-space: nowrap; position: relative; transition: background 0.3s, color 0.3s; }
.nav-pill:hover { background: var(--hover-bg); color: var(--title-clr); }
.nav-pill.active { background: rgba(232,150,12,0.2); color: var(--title-clr); }
.nav-pill.active::after { content: ""; position: absolute; bottom: 4px; left: 50%; transform: translateX(-50%); width: 20px; height: 2px; background: var(--primary); border-radius: 2px; }
.mobile-toggle { display: none; }
.mobile-search { display: none; }

/* ===== Hero ===== */
.hero { position: relative; min-height: 75vh; display: flex; align-items: center; background-image: url('/assets/images/backpic/back-1.png'); background-size: cover; background-position: center; }
.hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(11,15,25,0.95) 0%, rgba(11,15,25,0.7) 45%, rgba(11,15,25,0.3) 100%); }
.hero-inner { position: relative; z-index: 1; max-width: var(--container); width: 100%; margin: 0 auto; padding: 0 24px; }
.hero h1 { font-size: 50px; font-weight: 700; max-width: 760px; line-height: 1.25; margin-bottom: 20px; }
.hero h1 .highlight { color: var(--primary); }
.hero-sub { font-size: 19px; color: var(--text-sec); max-width: 520px; line-height: 1.6; margin-bottom: 36px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 30px; border-radius: var(--radius-btn); font-size: 15px; font-weight: 600; cursor: pointer; transition: transform 0.3s, box-shadow 0.3s, background 0.3s, border-color 0.3s; }
.btn-primary { background: var(--primary-grad); color: #fff; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(232,150,12,0.35); }
.btn-primary:active { transform: translateY(1px); filter: brightness(0.95); }
.btn-ghost { background: transparent; border: 1px solid var(--border-clr); color: var(--text-clr); }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }
.btn-ghost:active { transform: translateY(1px); }
.hero-metrics { margin-top: 48px; display: flex; gap: 36px; flex-wrap: wrap; }
.metric { display: flex; align-items: center; gap: 10px; color: var(--text-sec); font-size: 13px; }
.metric svg { width: 18px; height: 18px; color: var(--primary); }

/* ===== 横滑片库 ===== */
.slide-section { position: relative; }
.slide-track { display: flex; gap: 20px; overflow-x: auto; scroll-behavior: smooth; padding: 10px 4px 20px; scrollbar-width: none; -ms-overflow-style: none; }
.slide-track::-webkit-scrollbar { display: none; }
.portrait-card { flex: 0 0 200px; height: 280px; border-radius: var(--radius); overflow: hidden; position: relative; background: var(--card-bg); border: 1px solid var(--border-clr); transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s; }
.portrait-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: rgba(232,150,12,0.4); }
.portrait-card img { width: 100%; height: 100%; object-fit: cover; }
.portrait-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(11,15,25,0.9) 100%); }
.portrait-card .card-body { position: absolute; bottom: 0; left: 0; right: 0; padding: 16px; z-index: 2; }
.portrait-card .card-body h3 { font-size: 15px; color: #fff; margin-bottom: 4px; line-height: 1.4; }
.portrait-card .card-body .meta { font-size: 12px; color: var(--text-sec); }
.badge { display: inline-block; padding: 3px 10px; border-radius: 4px; font-size: 11px; font-weight: 600; color: #fff; }
.badge-hot { background: var(--primary); }
.badge-new { background: var(--accent); }
.badge-classic { background: #4A5A8A; }
.portrait-card .badge { position: absolute; top: 10px; right: 10px; z-index: 3; }
.slide-arrows { display: flex; gap: 10px; }
.slide-arrow { width: 36px; height: 36px; border-radius: 50%; background: var(--card-bg); border: 1px solid var(--border-clr); color: var(--text-sec); font-size: 16px; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: background 0.3s, color 0.3s, border-color 0.3s; }
.slide-arrow:hover { background: var(--hover-bg); color: var(--primary); border-color: var(--primary); }

/* ===== 热播推荐 ===== */
.filters { display: flex; gap: 10px; flex-wrap: wrap; }
.filter-pill { padding: 6px 16px; border-radius: 999px; background: var(--card-bg); border: 1px solid var(--border-clr); color: var(--text-sec); font-size: 13px; cursor: pointer; transition: background 0.3s, color 0.3s, border-color 0.3s; }
.filter-pill:hover { border-color: var(--accent); color: var(--accent); }
.filter-pill.active { background: rgba(0,203,166,0.15); border-color: var(--accent); color: var(--accent); }
.grid-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.game-card { background: var(--card-bg); border: 1px solid var(--border-clr); border-radius: var(--radius-lg); overflow: hidden; transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s; }
.game-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: rgba(232,150,12,0.4); }
.game-card .cover { position: relative; aspect-ratio: 16/9; overflow: hidden; }
.game-card .cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.game-card:hover .cover img { transform: scale(1.03); }
.game-card .cover .badge { position: absolute; top: 10px; right: 10px; z-index: 2; }
.game-card .body { padding: 16px; }
.game-card .body h3 { font-size: 18px; font-weight: 600; margin-bottom: 6px; line-height: 1.4; }
.game-card .body p { font-size: 14px; color: var(--text-sec); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 10px; }
.game-card .body .tag-row { display: flex; gap: 8px; }
.tag { display: inline-block; padding: 3px 12px; border-radius: 999px; background: var(--hover-bg); color: var(--text-sec); font-size: 12px; }

/* ===== 片单分区 ===== */
.playlist-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.playlist-card { background: var(--card-bg); border: 1px solid var(--border-clr); border-radius: var(--radius-lg); padding: 28px; transition: border-color 0.3s; }
.playlist-card:hover { border-color: rgba(232,150,12,0.3); }
.playlist-head { margin-bottom: 22px; }
.playlist-head h3 { font-size: 22px; font-weight: 700; margin-bottom: 4px; }
.playlist-head span { font-size: 13px; color: var(--text-weak); }
.playlist-items { display: flex; flex-direction: column; }
.playlist-item { display: flex; align-items: center; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--border-clr); transition: background 0.3s; }
.playlist-item:last-child { border-bottom: none; }
.playlist-item:hover { background: rgba(255,255,255,0.02); }
.playlist-item .thumb { width: 55px; height: 55px; border-radius: 8px; object-fit: cover; flex-shrink: 0; }
.playlist-item .item-body { flex: 1; min-width: 0; }
.playlist-item .item-body h4 { font-size: 15px; font-weight: 500; color: var(--text-clr); margin-bottom: 3px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; transition: color 0.3s; }
.playlist-item:hover .item-body h4 { color: var(--primary); }
.playlist-item .item-body .tag { font-size: 11px; padding: 2px 8px; }
.playlist-item .item-body .row { display: flex; align-items: center; gap: 8px; }

/* ===== 最新资讯 ===== */
.news-section { background: linear-gradient(180deg, var(--bg) 0%, rgba(19,27,42,0.6) 100%); }
.news-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 32px; }
.news-feature { background: var(--card-bg); border: 1px solid var(--border-clr); border-radius: var(--radius-lg); overflow: hidden; transition: transform 0.3s, box-shadow 0.3s; }
.news-feature:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.news-feature .cover { aspect-ratio: 16/9; overflow: hidden; position: relative; }
.news-feature .cover img { width: 100%; height: 100%; object-fit: cover; }
.news-feature .cover::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(11,15,25,0.5) 100%); }
.news-feature .body { padding: 22px 26px; }
.news-feature .body h3 { font-size: 22px; margin-bottom: 8px; line-height: 1.4; }
.news-feature .body p { font-size: 14px; color: var(--text-sec); line-height: 1.6; margin-bottom: 14px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-meta { display: flex; align-items: center; gap: 12px; font-size: 13px; color: var(--text-weak); }
.news-meta .tag { font-size: 12px; }
.news-list { display: flex; flex-direction: column; gap: 0; }
.news-item { display: flex; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--border-clr); transition: background 0.3s; }
.news-item:last-child { border-bottom: none; }
.news-item:hover { background: rgba(255,255,255,0.02); }
.news-item .thumb { width: 120px; height: 72px; border-radius: 8px; object-fit: cover; flex-shrink: 0; transition: transform 0.3s; }
.news-item:hover .thumb { transform: scale(1.02); }
.news-item .info { flex: 1; min-width: 0; }
.news-item .info h4 { font-size: 15px; font-weight: 500; line-height: 1.4; margin-bottom: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; transition: color 0.3s; }
.news-item:hover .info h4 { color: var(--primary); }
.news-item .info p { font-size: 13px; color: var(--text-sec); line-height: 1.4; margin-bottom: 6px; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.empty-state { padding: 60px 20px; text-align: center; color: var(--text-weak); font-size: 15px; grid-column: 1 / -1; border: 1px dashed var(--border-clr); border-radius: var(--radius); }
.empty-state i { display: block; font-size: 32px; margin-bottom: 12px; opacity: 0.5; }

/* ===== FAQ ===== */
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.faq-item { background: var(--card-bg); border: 1px solid var(--border-clr); border-radius: var(--radius); overflow: hidden; transition: border-color 0.3s; }
.faq-item.active { border-color: rgba(232,150,12,0.4); }
.faq-question { display: flex; align-items: center; justify-content: space-between; padding: 18px 20px; cursor: pointer; transition: background 0.3s; user-select: none; }
.faq-question:hover { background: var(--hover-bg); }
.faq-question h3 { font-size: 15px; font-weight: 500; color: var(--text-clr); transition: color 0.3s; }
.faq-item.active .faq-question h3 { color: var(--primary); }
.faq-icon { width: 22px; height: 22px; position: relative; flex-shrink: 0; transition: transform 0.3s; }
.faq-icon::before, .faq-icon::after { content: ""; position: absolute; background: var(--text-sec); border-radius: 2px; transition: background 0.3s; }
.faq-icon::before { width: 12px; height: 2px; top: 10px; left: 5px; }
.faq-icon::after { width: 2px; height: 12px; top: 5px; left: 10px; }
.faq-item.active .faq-icon { transform: rotate(45deg); }
.faq-item.active .faq-icon::before, .faq-item.active .faq-icon::after { background: var(--primary); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.faq-answer-inner { padding: 0 20px 18px; font-size: 14px; color: var(--text-sec); line-height: 1.7; }

/* ===== CTA ===== */
.cta-section { padding: 80px 0; background: var(--primary-grad); position: relative; overflow: hidden; }
.cta-section::before { content: ""; position: absolute; top: -40%; right: -20%; width: 400px; height: 400px; border-radius: 50%; background: rgba(255,255,255,0.08); }
.cta-inner { position: relative; z-index: 1; text-align: center; max-width: 600px; margin: 0 auto; padding: 0 24px; }
.cta-inner h2 { font-size: 34px; font-weight: 700; color: #0B0F19; margin-bottom: 12px; }
.cta-inner p { font-size: 15px; color: rgba(11,15,25,0.75); margin-bottom: 28px; }
.btn-dark { background: #0B0F19; color: #fff; padding: 14px 36px; border-radius: var(--radius-btn); font-size: 15px; font-weight: 600; display: inline-block; transition: transform 0.3s, box-shadow 0.3s; }
.btn-dark:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(11,15,25,0.3); }

/* ===== 页脚 ===== */
.site-footer { background: var(--bg); border-top: 2px solid var(--primary); padding-top: 56px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
.footer-brand .logo { margin-bottom: 12px; }
.footer-brand p { font-size: 14px; color: var(--text-sec); line-height: 1.6; max-width: 260px; }
.footer-col h4 { font-size: 15px; font-weight: 600; margin-bottom: 16px; color: var(--title-clr); }
.footer-col ul { display: flex; flex-direction: column; gap: 8px; }
.footer-col a { font-size: 14px; color: var(--text-sec); transition: color 0.3s; }
.footer-col a:hover { color: var(--primary); }
.footer-bottom { border-top: 1px solid var(--border-clr); padding: 20px 0; display: flex; justify-content: center; align-items: center; gap: 24px; flex-wrap: wrap; font-size: 13px; color: var(--text-weak); }

/* ===== 响应式 ===== */
@media (max-width: 1199px) {
  .hero h1 { font-size: 42px; }
  .grid-cards { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 767px) {
  :root { --space: 56px; }
  .container { padding: 0 16px; }
  .header-actions .search-box { display: none; }
  .header-cta { display: none; }
  .mobile-toggle, .mobile-search { display: flex; }
  .mobile-search { background: var(--card-bg); border: 1px solid var(--border-clr); border-radius: 8px; width: 36px; height: 36px; align-items: center; justify-content: center; color: var(--text-sec); }
  .hero { min-height: 55vh; }
  .hero h1 { font-size: 28px; }
  .hero-sub { font-size: 16px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .hero-metrics { gap: 16px; }
  .grid-cards { grid-template-columns: 1fr; gap: 16px; }
  .playlist-grid { grid-template-columns: 1fr; gap: 20px; }
  .news-grid { grid-template-columns: 1fr; }
  .news-item .thumb { width: 80px; height: 60px; }
  .faq-grid { grid-template-columns: 1fr; gap: 12px; }
  .section-header { flex-direction: column; align-items: flex-start; gap: 12px; }
  .section-header h2 { font-size: 22px; }
  .cta-inner h2 { font-size: 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; }
  .search-box { width: 100%; }
  .header-mobile-search { display: block; padding: 10px 16px; background: var(--card-bg); border-bottom: 1px solid var(--border-clr); }
  .header-mobile-search .search-box { width: 100%; }
}
@media (min-width: 768px) and (max-width: 1199px) {
  .grid-cards { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: 1fr; }
  .hero { min-height: 60vh; }
  .hero h1 { font-size: 34px; }
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
:root {
  --primary: #E8960C;
  --primary-light: #FFC533;
  --primary-dark: #E88900;
  --primary-gradient: linear-gradient(135deg, #FFC533 0%, #E88900 100%);
  --accent: #00CBA6;
  --accent-dim: rgba(0, 203, 166, 0.18);
  --bg: #0B0F19;
  --card-bg: #131B2A;
  --hover-bg: #1B2437;
  --text-title: #FFFFFF;
  --text-body: #EDEFF4;
  --text-secondary: #A2ABC0;
  --text-muted: #68718A;
  --border: #232E42;
  --radius: 14px;
  --radius-sm: 10px;
  --radius-lg: 20px;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 8px 32px rgba(232, 150, 12, 0.10);
  --container: 1280px;
  --gap: 24px;
  --section-space: 100px;
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg);
  color: var(--text-body);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

button {
  font-family: inherit;
  border: none;
  cursor: pointer;
  background: none;
}

input {
  font-family: inherit;
}

ul, ol {
  list-style: none;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== 顶部品牌行 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 15, 25, 0.96);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

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

.header-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 64px;
}

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

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: var(--primary-gradient);
  color: #1a1a1a;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.logo-text {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-title);
  letter-spacing: 0.01em;
  white-space: nowrap;
}

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

.header-search {
  flex: 0 1 360px;
  display: flex;
  align-items: center;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.header-search:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 203, 166, 0.15);
}

.header-search input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: none;
  outline: none;
  padding: 10px 16px;
  font-size: 14px;
  color: var(--text-body);
}

.header-search input::placeholder {
  color: var(--text-muted);
}

.header-search button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: var(--primary-gradient);
  color: #1a1a1a;
  font-size: 16px;
  transition: filter var(--transition);
}

.header-search button:hover {
  filter: brightness(1.1);
}

.header-search button:active {
  filter: brightness(0.9);
}

.btn-header {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-gradient);
  color: #1a1a1a;
  font-weight: 600;
  font-size: 14px;
  padding: 10px 22px;
  border-radius: 10px;
  white-space: nowrap;
  transition: transform var(--transition), filter var(--transition);
}

.btn-header:hover {
  filter: brightness(1.08);
  transform: translateY(-2px);
}

.btn-header:active {
  transform: translateY(0);
  filter: brightness(0.92);
}

.search-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 9px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 17px;
}

@media (max-width: 768px) {
  .header-search {
    display: none;
  }
  .search-toggle {
    display: inline-flex;
  }
  .btn-header {
    display: none;
  }
  .header-top-inner {
    height: 56px;
  }
  .logo-text {
    font-size: 19px;
  }
  .logo-mark {
    width: 30px;
    height: 30px;
    font-size: 12px;
  }
}

/* 移动端搜索展开层 */
.mobile-search-layer {
  display: none;
  padding: 12px 16px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.mobile-search-layer.open {
  display: block;
}

.mobile-search-layer .header-search {
  display: flex;
  flex: 1;
  width: 100%;
}

.mobile-search-layer.show {
  display: block;
}

/* ===== 频道导航行 ===== */
.header-nav {
  border-bottom: 1px solid var(--border);
  background: rgba(11, 15, 25, 0.9);
}

.nav-scroll {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 6px 0;
}

.nav-scroll::-webkit-scrollbar {
  display: none;
}

.nav-pill {
  display: inline-flex;
  align-items: center;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
  transition: background var(--transition), color var(--transition);
}

.nav-pill:hover {
  background: var(--hover-bg);
  color: var(--text-title);
}

.nav-pill.active {
  background: rgba(232, 150, 12, 0.18);
  color: #FFFFFF;
  position: relative;
}

.nav-pill.active::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 0;
  height: 2px;
  background: var(--primary-gradient);
  border-radius: 999px;
}

/* ===== 分类页 Hero ===== */
.page-hero {
  position: relative;
  padding: 90px 0 80px;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  min-height: 420px;
  display: flex;
  align-items: center;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(11, 15, 25, 0.94) 0%, rgba(11, 15, 25, 0.72) 50%, rgba(11, 15, 25, 0.45) 100%);
}

.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 15, 25, 0.2) 0%, var(--bg) 100%);
}

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

.page-hero-content {
  max-width: 720px;
}

.page-hero h1 {
  font-size: 48px;
  font-weight: 700;
  color: var(--text-title);
  letter-spacing: 0.01em;
  line-height: 1.2;
  margin-bottom: 18px;
}

.page-hero h1 .highlight {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-hero-desc {
  font-size: 18px;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 28px;
  max-width: 580px;
}

.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 16px;
  border-radius: 999px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-secondary);
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}

.pill:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

@media (max-width: 768px) {
  .page-hero {
    padding: 56px 0 48px;
    min-height: auto;
  }
  .page-hero h1 {
    font-size: 30px;
  }
  .page-hero-desc {
    font-size: 15px;
  }
}

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

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 40px;
}

.section-head h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-title);
  letter-spacing: 0.01em;
}

.section-head p {
  font-size: 14px;
  color: var(--text-muted);
}

@media (max-width: 768px) {
  .section {
    padding: 56px 0;
  }
  .section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 24px;
  }
  .section-head h2 {
    font-size: 24px;
  }
}

/* ===== 热门游戏网格 ===== */
.game-grid-section {
  padding: 80px 0 20px;
}

.game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap);
  margin-bottom: 48px;
}

.game-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}

.game-card:hover {
  transform: translateY(-4px);
  border-color: rgba(232, 150, 12, 0.5);
  box-shadow: var(--shadow-hover);
}

.game-card-cover {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

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

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

.game-card-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 15, 25, 0) 55%, rgba(11, 15, 25, 0.55) 100%);
}

.game-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  background: var(--primary-gradient);
  color: #1a1a1a;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  letter-spacing: 0.02em;
}

.game-badge.neu {
  background: linear-gradient(135deg, #00CBA6, #00A98A);
  color: #FFFFFF;
}

.game-badge.classic {
  background: var(--hover-bg);
  color: var(--text-body);
  border: 1px solid var(--border);
}

.game-card-body {
  padding: 18px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.game-card-body h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-title);
  margin-bottom: 8px;
  letter-spacing: 0.01em;
}

.game-card-body .game-summary {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.game-card-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

.game-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--hover-bg);
  font-size: 12px;
  color: var(--text-secondary);
}

.game-tag.accent-tag {
  background: var(--accent-dim);
  color: var(--accent);
}

@media (max-width: 1024px) {
  .game-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 520px) {
  .game-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .game-grid-section {
    padding: 56px 0 20px;
  }
}

/* ===== 加载更多 ===== */
.load-more-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 20px 0 10px;
}

.load-more {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 38px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  opacity: 0.6;
  cursor: not-allowed;
  transition: none;
}

.load-more:hover {
  background: var(--card-bg);
  color: var(--text-secondary);
  transform: none;
}

.load-more-tip {
  font-size: 12px;
  color: var(--text-muted);
}

/* ===== FAQ 手风琴 ===== */
.faq-section {
  border-top: 1px solid var(--border);
}

.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.faq-item:hover {
  border-color: rgba(232, 150, 12, 0.4);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-title);
  list-style: none;
  user-select: none;
}

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

.faq-item summary::after {
  content: "";
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg);
  transition: transform var(--transition), border-color var(--transition);
  margin-top: -4px;
}

.faq-item[open] summary::after {
  transform: rotate(225deg);
  margin-top: 4px;
  border-color: var(--primary);
}

.faq-item[open] summary {
  color: var(--primary);
}

.faq-answer {
  padding: 0 24px 22px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-secondary);
}

@media (max-width: 768px) {
  .faq-grid {
    grid-template-columns: 1fr;
  }
  .faq-item summary {
    padding: 16px 18px;
    font-size: 14px;
  }
  .faq-answer {
    padding: 0 18px 18px;
    font-size: 13px;
  }
}

/* ===== CTA 区 ===== */
.cta-section {
  padding: 80px 0;
}

.cta-box {
  position: relative;
  background: var(--card-bg);
  border: 2px solid transparent;
  border-image: linear-gradient(135deg, var(--primary-light), var(--primary-dark), var(--accent)) 1;
  border-radius: var(--radius-lg);
  padding: 70px 40px;
  text-align: center;
  overflow: hidden;
}

.cta-box::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary-gradient);
}

.cta-box h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: 16px;
  letter-spacing: 0.01em;
}

.cta-box p {
  font-size: 15px;
  color: var(--text-secondary);
  max-width: 460px;
  margin: 0 auto 36px;
  line-height: 1.8;
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-gradient);
  color: #1a1a1a;
  font-size: 15px;
  font-weight: 600;
  padding: 14px 34px;
  border-radius: 10px;
  transition: transform var(--transition), filter var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 16px rgba(232, 150, 12, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
  box-shadow: 0 8px 24px rgba(232, 150, 12, 0.35);
}

.btn-primary:active {
  transform: translateY(0);
  filter: brightness(0.92);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-body);
  font-size: 15px;
  font-weight: 500;
  padding: 14px 34px;
  border-radius: 10px;
  transition: border-color var(--transition), color var(--transition), transform var(--transition);
}

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

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

@media (max-width: 768px) {
  .cta-section {
    padding: 56px 0;
  }
  .cta-box {
    padding: 44px 24px;
    border-radius: 16px;
  }
  .cta-box h2 {
    font-size: 24px;
  }
  .cta-btns {
    flex-direction: column;
    gap: 12px;
  }
  .btn-primary, .btn-ghost {
    width: 100%;
    max-width: 260px;
  }
}

/* ===== 页脚 ===== */
.site-footer {
  background: #0B0F19;
  border-top: 2px solid transparent;
  border-image: linear-gradient(90deg, var(--primary-light), var(--primary-dark), var(--accent)) 1;
  padding: 64px 0 0;
}

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

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}

.footer-brand .logo {
  margin-bottom: 18px;
}

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

.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-title);
  margin-bottom: 20px;
  letter-spacing: 0.01em;
}

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

.footer-col ul a {
  font-size: 13px;
  color: var(--text-secondary);
  transition: color var(--transition), padding-left var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  text-align: center;
}

.footer-bottom span {
  font-size: 12px;
  color: var(--text-muted);
  margin: 0 6px;
}

@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .site-footer {
    padding-top: 48px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-bottom: 36px;
  }
  .footer-brand p {
    max-width: none;
  }
  .footer-bottom {
    padding: 16px 0;
    line-height: 2;
  }
  .footer-bottom span {
    display: inline-block;
    margin: 0 4px;
  }
}

/* ===== 可访问性 ===== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* roulang page: article */
:root{
  --primary:#E8960C;
  --primary-grad-start:#FFC533;
  --primary-grad-end:#E88900;
  --accent:#00CBA6;
  --bg:#0B0F19;
  --card:#131B2A;
  --hover-bg:#1B2437;
  --title:#FFFFFF;
  --text:#EDEFF4;
  --muted:#A2ABC0;
  --weak:#68718A;
  --border:#232E42;
  --radius-sm:8px;
  --radius:12px;
  --radius-lg:16px;
  --shadow:0 4px 20px rgba(0,0,0,0.3);
  --shadow-hover:0 8px 32px rgba(232,150,12,0.08);
  --transition:all .3s ease;
  --font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-family);background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input{font-family:inherit}
.container{max-width:1280px;margin:0 auto;padding:0 24px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 28px;border-radius:10px;font-weight:600;font-size:15px;line-height:1;transition:var(--transition);position:relative}
.btn-primary{background:linear-gradient(135deg,var(--primary-grad-start),var(--primary-grad-end));color:#fff;box-shadow:0 4px 16px rgba(232,150,12,0.25)}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.05);box-shadow:0 8px 24px rgba(232,150,12,0.35)}
.btn-primary:active{transform:translateY(0);filter:brightness(0.95)}
.btn-ghost{background:transparent;border:1px solid var(--border);color:var(--text)}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary)}
.btn-ghost:active{transform:scale(0.98)}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}

/* ===== Header ===== */
.site-header{background:var(--bg);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}
.header-row{display:flex;align-items:center;height:64px;gap:20px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--primary-grad-start),var(--primary-grad-end));display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px;color:#fff;letter-spacing:0.02em}
.logo-text{font-size:22px;font-weight:800;color:var(--title);letter-spacing:0.01em;white-space:nowrap}
.logo-text span{color:var(--primary)}
.header-search{display:flex;align-items:center;flex:1;max-width:420px;margin-left:auto;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:4px;transition:border-color .3s,box-shadow .3s}
.header-search:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,203,166,0.15)}
.header-search input{flex:1;background:transparent;border:none;outline:none;color:var(--text);padding:8px 14px;font-size:14px;min-width:0}
.header-search input::placeholder{color:var(--weak)}
.header-search .search-btn{background:linear-gradient(135deg,var(--primary-grad-start),var(--primary-grad-end));border-radius:6px;padding:8px 14px;color:#fff;display:flex;align-items:center;gap:6px;font-size:13px;font-weight:600}
.header-search .search-btn:hover{filter:brightness(1.06)}
.header-cta{flex-shrink:0}
.search-toggle{display:none;width:42px;height:42px;border-radius:10px;background:var(--card);border:1px solid var(--border);align-items:center;justify-content:center;color:var(--muted);transition:var(--transition)}
.search-toggle:hover{color:var(--primary);border-color:var(--primary)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;background:var(--card);border:1px solid var(--border);align-items:center;justify-content:center;color:var(--muted);transition:var(--transition);flex-shrink:0}
.nav-toggle:hover{color:var(--primary);border-color:var(--primary)}

/* ===== Nav Tabs ===== */
.header-nav{background:var(--bg);border-bottom:1px solid var(--border)}
.nav-scroll{display:flex;gap:8px;overflow-x:auto;padding:8px 0;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.nav-scroll::-webkit-scrollbar{display:none}
.nav-pill{flex-shrink:0;padding:8px 20px;border-radius:999px;color:var(--muted);font-size:14px;font-weight:500;transition:var(--transition);white-space:nowrap}
.nav-pill:hover{background:var(--hover-bg);color:var(--title)}
.nav-pill.active{background:linear-gradient(135deg,rgba(255,197,51,0.3),rgba(232,137,0,0.3));color:#fff;box-shadow:inset 0 -2px 0 var(--primary)}
.mobile-nav{display:none;background:var(--card);border-top:1px solid var(--border);padding:12px 0}
.mobile-nav .container{display:flex;flex-direction:column;gap:4px}
.mobile-nav a{padding:10px 16px;border-radius:10px;color:var(--muted);font-size:15px;transition:var(--transition)}
.mobile-nav a:hover{background:var(--hover-bg);color:var(--title)}
.mobile-nav a.active{background:linear-gradient(135deg,rgba(255,197,51,0.3),rgba(232,137,0,0.3));color:#fff}
.mobile-nav.nav-open{display:block}

/* ===== Article Main ===== */
.article-main{padding:40px 0 80px}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:6px;font-size:13px;color:var(--weak);margin-bottom:32px}
.breadcrumb a{color:var(--muted);transition:color .3s}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb-sep{color:var(--weak);font-size:14px}
.breadcrumb-current{color:var(--weak);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:300px}
.article-header{max-width:760px;margin:0 auto 24px;text-align:center}
.article-header h1{font-size:34px;font-weight:700;color:var(--title);line-height:1.35;letter-spacing:0.01em;margin-bottom:16px}
.article-meta{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:18px;font-size:14px;color:var(--muted)}
.meta-item{display:flex;align-items:center;gap:6px}
.meta-icon{opacity:0.7}
.meta-tag{display:inline-block;padding:3px 12px;border-radius:999px;background:var(--hover-bg);color:var(--accent);font-size:12px;transition:var(--transition)}
.meta-tag:hover{background:rgba(0,203,166,0.15)}
.article-cover{max-width:960px;margin:0 auto 40px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--border)}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}

/* Article Body */
.article-body-wrap{max-width:760px;margin:0 auto}
.article-body{font-size:17px;line-height:1.8;color:var(--text)}
.article-body p{margin-bottom:24px}
.article-body h2{font-size:25px;color:var(--title);margin:42px 0 16px;font-weight:700;letter-spacing:0.01em}
.article-body h3{font-size:20px;color:var(--title);margin:32px 0 12px;font-weight:600}
.article-body blockquote{border-left:4px solid var(--primary);padding:16px 22px;background:var(--card);margin:28px 0;border-radius:0 10px 10px 0;color:var(--muted);font-size:15px}
.article-body img{border-radius:var(--radius);margin:28px 0;box-shadow:var(--shadow)}
.article-body a{color:var(--accent);border-bottom:1px solid rgba(0,203,166,0.3);padding-bottom:1px;transition:border-color .3s}
.article-body a:hover{border-bottom-color:var(--accent)}
.article-body ul,.article-body ol{margin:24px 0;padding-left:26px}
.article-body li{margin-bottom:10px}
.article-empty{text-align:center;padding:80px 20px;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--card)}
.article-empty p{font-size:18px;color:var(--muted);margin-bottom:24px}
.article-empty .btn{display:inline-flex}

/* Article Pager */
.article-pager{max-width:760px;margin:48px auto 0;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.pager-item{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;transition:var(--transition)}
.pager-item:hover{border-color:rgba(232,150,12,0.3);box-shadow:var(--shadow-hover)}
.pager-label{display:block;font-size:12px;color:var(--weak);margin-bottom:6px}
.pager-link{font-size:15px;color:var(--title);line-height:1.4}
.pager-item:hover .pager-link{color:var(--primary)}
.pager-next{text-align:right}

/* Related Section */
.related-section{margin-top:64px;padding:56px 0;background:linear-gradient(180deg,transparent,rgba(19,27,42,0.4) 25%,rgba(19,27,42,0.4) 75%,transparent)}
.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}
.section-head h2{font-size:28px;color:var(--title);font-weight:700}
.section-head::before{content:'';display:block;width:4px;height:24px;border-radius:4px;background:linear-gradient(180deg,var(--primary-grad-start),var(--primary-grad-end));margin-right:12px}
.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.related-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:var(--transition);display:flex;flex-direction:column}
.related-card:hover{transform:translateY(-4px);border-color:rgba(232,150,12,0.35);box-shadow:var(--shadow-hover)}
.related-card img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s ease}
.related-card:hover img{transform:scale(1.03)}
.related-info{padding:16px;display:flex;flex-direction:column;gap:8px;flex:1}
.related-info h3{font-size:16px;color:var(--title);font-weight:600;line-height:1.4}
.related-tag{display:inline-block;padding:4px 12px;background:var(--hover-bg);border-radius:999px;color:var(--muted);font-size:12px;align-self:flex-start}

/* Back Link */
.back-link-wrap{max-width:760px;margin:40px auto 0;text-align:center}
.back-link-wrap .btn{display:inline-flex}

/* ===== Footer ===== */
.site-footer{background:var(--bg);border-top:2px solid transparent;border-image:linear-gradient(90deg,var(--primary-grad-start),var(--primary-grad-end)) 1;margin-top:40px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding:56px 0 40px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--muted);max-width:320px;line-height:1.7}
.footer-col h4{font-size:16px;color:var(--title);font-weight:600;margin-bottom:18px}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:12px}
.footer-col a{font-size:14px;color:var(--muted);transition:var(--transition)}
.footer-col a:hover{color:var(--primary);padding-left:4px}
.footer-bottom{border-top:1px solid var(--border);padding:20px 0;display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:8px;font-size:12px;color:var(--weak)}
.footer-bottom span{line-height:1.5}

/* Responsive */
@media(min-width:769px){
  .mobile-nav{display:none !important}
}
@media(max-width:1024px){
  .header-search{max-width:280px}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:768px){
  .container{padding:0 16px}
  .header-row{gap:12px}
  .header-search{display:none;position:absolute;top:64px;left:16px;right:16px;max-width:none;z-index:101;box-shadow:var(--shadow)}
  .header-search.search-open{display:flex}
  .header-cta{display:none}
  .search-toggle{display:flex}
  .nav-toggle{display:flex}
  .article-main{padding:24px 0 56px}
  .article-header h1{font-size:26px}
  .article-body{font-size:15px}
  .article-body h2{font-size:21px}
  .article-body h3{font-size:18px}
  .breadcrumb{font-size:12px;margin-bottom:20px}
  .breadcrumb-current{max-width:160px}
  .article-cover{border-radius:var(--radius)}
  .article-pager{grid-template-columns:1fr;gap:12px}
  .pager-next{text-align:left}
  .related-section{padding:40px 0}
  .section-head h2{font-size:22px}
  .related-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;padding:40px 0 24px;gap:28px}
  .footer-bottom{flex-direction:column;gap:4px}
}
@media(max-width:520px){
  .logo-text{font-size:19px}
  .logo-mark{width:34px;height:34px;font-size:12px}
  .header-row{height:58px}
  .search-toggle,.nav-toggle{width:38px;height:38px}
  .article-header h1{font-size:23px}
}

/* roulang page: category2 */
/* ===== 设计变量 ===== */
:root {
  --primary: #E8960C;
  --primary-light: #FFC533;
  --primary-dark: #E88900;
  --accent: #00CBA6;
  --bg: #0B0F19;
  --card-bg: #131B2A;
  --hover-bg: #1B2437;
  --text-title: #FFFFFF;
  --text-body: #EDEFF4;
  --text-sub: #A2ABC0;
  --text-weak: #68718A;
  --border: #232E42;
  --danger: #E85D4A;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --radius-btn: 10px;
  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 8px 32px rgba(232, 150, 12, 0.08);
  --container: 1280px;
  --section-space: 100px;
  --transition: 0.3s ease;
}

/* ===== Reset / Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.25s ease;
}
a:hover {
  color: var(--primary);
}
button {
  font-family: inherit;
  border: none;
  cursor: pointer;
  background: none;
  color: inherit;
}
input {
  font-family: inherit;
  border: none;
  outline: none;
}
ul, ol {
  list-style: none;
}

/* ===== 容器 ===== */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== 页面头部 ===== */
.site-header {
  position: relative;
  z-index: 999;
  background: var(--bg);
}
.top-bar {
  height: 64px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}
.top-bar .container {
  display: flex;
  align-items: center;
  gap: 20px;
  width: 100%;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 800;
  color: var(--bg);
  letter-spacing: -0.02em;
}
.logo-text {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-title);
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.logo-text span {
  color: var(--primary);
}
.search-box {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  max-width: 420px;
  margin-left: auto;
}
.search-form {
  display: flex;
  width: 100%;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.search-form:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 203, 166, 0.15);
}
.search-form input {
  flex: 1;
  background: transparent;
  padding: 9px 16px;
  font-size: 14px;
  color: var(--text-body);
}
.search-form input::placeholder {
  color: var(--text-weak);
}
.search-form button {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  color: var(--text-sub);
  transition: color 0.25s ease;
}
.search-form button:hover {
  color: var(--primary);
}
.btn-header {
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  color: #0F141F;
  font-size: 14px;
  font-weight: 700;
  padding: 9px 22px;
  border-radius: var(--radius-btn);
  transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
  white-space: nowrap;
}
.btn-header:hover {
  filter: brightness(1.08);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(232, 150, 12, 0.25);
  color: #0F141F;
}
.btn-header:active {
  transform: translateY(0);
  filter: brightness(0.95);
}
.menu-toggle {
  display: none;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-sub);
  transition: border-color 0.25s ease, color 0.25s ease;
}
.menu-toggle:hover {
  color: var(--primary);
  border-color: var(--primary);
}

/* ===== 频道导航 ===== */
.header-nav {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 998;
}
.nav-scroll {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  padding: 8px 0;
}
.nav-scroll::-webkit-scrollbar {
  display: none;
}
.nav-pill {
  display: inline-flex;
  align-items: center;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-sub);
  white-space: nowrap;
  transition: background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
}
.nav-pill:hover {
  background: var(--hover-bg);
  color: var(--text-title);
}
.nav-pill.active {
  background: linear-gradient(90deg, rgba(255, 197, 51, 0.18), rgba(232, 137, 0, 0.18));
  color: var(--text-title);
  font-weight: 600;
  box-shadow: inset 0 -2px 0 var(--primary);
}

/* ===== 移动端搜索层 ===== */
.mobile-search-layer {
  display: none;
  padding: 12px 16px;
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
}
.mobile-search-layer.open {
  display: block;
}

/* ===== Hero ===== */
.page-hero {
  position: relative;
  min-height: 58vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(80deg, rgba(11, 15, 25, 0.98) 0%, rgba(11, 15, 25, 0.82) 42%, rgba(11, 15, 25, 0.45) 100%),
    url('/assets/images/backpic/back-1.png') center / cover no-repeat;
}
.page-hero .hero-content {
  position: relative;
  z-index: 2;
  padding: 80px 0;
  max-width: 720px;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 197, 51, 0.12);
  border: 1px solid rgba(255, 197, 51, 0.3);
  color: var(--primary-light);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}
.hero-eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  flex-shrink: 0;
}
.page-hero h1 {
  font-size: 50px;
  line-height: 1.15;
  font-weight: 800;
  color: var(--text-title);
  letter-spacing: 0.01em;
  margin-bottom: 18px;
}
.page-hero h1 .highlight {
  background: linear-gradient(120deg, var(--primary-light), var(--primary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.page-hero .hero-desc {
  font-size: 18px;
  line-height: 1.75;
  color: var(--text-body);
  max-width: 560px;
  margin-bottom: 36px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  padding: 12px 28px;
  border-radius: var(--radius-btn);
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}
.btn svg {
  width: 16px;
  height: 16px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  color: #0F141F;
  box-shadow: 0 4px 18px rgba(232, 150, 12, 0.25);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 26px rgba(232, 150, 12, 0.35);
  color: #0F141F;
  filter: brightness(1.06);
}
.btn-primary:active {
  transform: translateY(0);
  box-shadow: none;
  filter: brightness(0.94);
}
.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-body);
}
.btn-ghost:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}
.btn-ghost:active {
  transform: translateY(0);
}

/* ===== 区块通用 ===== */
.section {
  padding: var(--section-space) 0;
}
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 40px;
}
.section-head h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--text-title);
  letter-spacing: 0.01em;
  line-height: 1.3;
}
.section-head .sub-title {
  font-size: 14px;
  color: var(--text-sub);
  margin-top: 8px;
  line-height: 1.6;
}

/* ===== 标签 Pills ===== */
.topic-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.topic-tag {
  display: inline-flex;
  align-items: center;
  padding: 7px 18px;
  border-radius: 999px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-sub);
  cursor: default;
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}
.topic-tag.active {
  background: rgba(0, 203, 166, 0.15);
  border-color: rgba(0, 203, 166, 0.4);
  color: var(--accent);
  font-weight: 600;
}
.topic-tag:hover {
  background: var(--hover-bg);
  color: var(--text-title);
  border-color: rgba(232, 150, 12, 0.35);
}

/* ===== 攻略卡片网格 ===== */
.guide-grid-section {
  padding: 60px 0 var(--section-space);
}
.guide-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.guide-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  position: relative;
}
.guide-card:hover {
  transform: translateY(-4px);
  border-color: rgba(232, 150, 12, 0.4);
  box-shadow: var(--shadow-hover);
}
.guide-card .card-cover {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  position: relative;
}
.guide-card .card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.guide-card:hover .card-cover img {
  transform: scale(1.03);
}
.card-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(11, 15, 25, 0.55) 100%);
  pointer-events: none;
}
.card-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  color: #0F141F;
  font-size: 12px;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: 4px;
  letter-spacing: 0.02em;
}
.card-badge.green {
  background: rgba(0, 203, 166, 0.9);
  color: #0B0F19;
}
.card-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}
.card-body h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-title);
  line-height: 1.4;
  transition: color 0.25s ease;
}
.guide-card:hover .card-body h3 {
  color: var(--primary-light);
}
.card-body .card-summary {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-sub);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}
.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  margin-top: 2px;
}
.card-tag {
  font-size: 12px;
  color: var(--accent);
  background: rgba(0, 203, 166, 0.1);
  padding: 2px 10px;
  border-radius: 999px;
  font-weight: 500;
}
.card-date {
  font-size: 12px;
  color: var(--text-weak);
}

/* ===== 加载更多 ===== */
.load-more-wrap {
  display: flex;
  justify-content: center;
  padding-top: 48px;
}
.btn-load-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 36px;
  border-radius: var(--radius-btn);
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text-sub);
  font-size: 14px;
  font-weight: 600;
  opacity: 0.5;
  cursor: not-allowed;
  transition: opacity 0.25s ease;
}
.btn-load-more svg {
  width: 15px;
  height: 15px;
}

/* ===== 流程步骤 ===== */
.steps-section {
  background: linear-gradient(180deg, var(--bg) 0%, #0E1420 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.step-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  position: relative;
  transition: border-color 0.3s ease, transform 0.3s ease;
}
.step-card:hover {
  border-color: rgba(232, 150, 12, 0.4);
  transform: translateY(-4px);
}
.step-num {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  color: var(--bg);
  font-size: 18px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.step-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: 8px;
}
.step-card p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-sub);
}

/* ===== 卖点优势 ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.feature-card {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
}
.feature-card:hover {
  background: var(--card-bg);
  border-color: rgba(0, 203, 166, 0.35);
  transform: translateY(-4px);
}
.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: rgba(0, 203, 166, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--accent);
}
.feature-icon svg {
  width: 22px;
  height: 22px;
}
.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-sub);
}

/* ===== FAQ ===== */
.faq-section {
  background: linear-gradient(180deg, var(--bg) 0%, #0D121D 100%);
}
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 32px;
}
.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color 0.3s ease, background 0.3s ease;
}
.faq-item.active {
  border-color: rgba(232, 150, 12, 0.45);
  background: rgba(19, 27, 42, 0.8);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  text-align: left;
  padding: 18px 20px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-title);
  cursor: pointer;
  transition: color 0.25s ease;
}
.faq-item.active .faq-question {
  color: var(--primary-light);
}
.faq-icon {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
  color: var(--text-weak);
}
.faq-icon svg {
  width: 14px;
  height: 14px;
}
.faq-item.active .faq-icon {
  transform: rotate(180deg);
  color: var(--primary);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}
.faq-item.active .faq-answer {
  max-height: 220px;
  padding: 0 20px 18px;
}
.faq-answer p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-sub);
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

/* ===== CTA ===== */
.cta-section {
  padding: 80px 0;
}
.cta-box {
  background: linear-gradient(120deg, var(--primary-light), var(--primary-dark));
  border-radius: 20px;
  padding: 64px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-box::before {
  content: "";
  position: absolute;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.14);
  top: -120px;
  right: -80px;
}
.cta-box::after {
  content: "";
  position: absolute;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  bottom: -80px;
  left: -40px;
}
.cta-box h2 {
  position: relative;
  z-index: 2;
  font-size: 32px;
  font-weight: 800;
  color: #0F141F;
  letter-spacing: 0.01em;
  margin-bottom: 12px;
}
.cta-box .cta-desc {
  position: relative;
  z-index: 2;
  font-size: 15px;
  color: rgba(15, 20, 31, 0.78);
  margin-bottom: 32px;
  line-height: 1.7;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}
.cta-actions {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}
.btn-dark {
  background: #0F141F;
  color: var(--primary-light);
  border: 1px solid #0F141F;
}
.btn-dark:hover {
  background: #1B2437;
  color: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(15, 20, 31, 0.2);
}
.btn-outline-dark {
  background: transparent;
  border: 1px solid rgba(15, 20, 31, 0.5);
  color: #0F141F;
}
.btn-outline-dark:hover {
  border-color: #0F141F;
  color: #0F141F;
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--bg);
  border-top: 2px solid var(--primary);
  padding-top: 60px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand .logo {
  margin-bottom: 14px;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-sub);
  max-width: 300px;
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: 14px;
}
.footer-col ul li {
  margin-bottom: 10px;
}
.footer-col ul li a {
  font-size: 14px;
  color: var(--text-sub);
  transition: color 0.25s ease, padding-left 0.25s ease;
}
.footer-col ul li a:hover {
  color: var(--primary);
  padding-left: 4px;
}
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: var(--text-weak);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  line-height: 1.6;
}

/* ===== 响应式 ===== */
@media (max-width: 1199px) {
  .guide-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-hero h1 {
    font-size: 40px;
  }
}
@media (max-width: 991px) {
  .search-box {
    max-width: 260px;
  }
  .faq-grid {
    grid-template-columns: 1fr;
  }
  .section {
    --section-space: 64px;
  }
}
@media (max-width: 767px) {
  .container {
    padding: 0 16px;
  }
  .top-bar {
    height: 58px;
  }
  .logo-text {
    font-size: 19px;
  }
  .logo-mark {
    width: 30px;
    height: 30px;
    font-size: 12px;
  }
  .search-box {
    display: none;
  }
  .btn-header {
    display: none;
  }
  .menu-toggle {
    display: flex;
    margin-left: auto;
  }
  .page-hero {
    min-height: 55vh;
  }
  .page-hero .hero-content {
    padding: 56px 0;
  }
  .page-hero h1 {
    font-size: 28px;
  }
  .page-hero .hero-desc {
    font-size: 16px;
    margin-bottom: 24px;
  }
  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 28px;
  }
  .section-head h2 {
    font-size: 24px;
  }
  .guide-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .steps-grid {
    grid-template-columns: 1fr;
  }
  .cta-box {
    padding: 40px 24px;
  }
  .cta-box h2 {
    font-size: 26px;
  }
  .cta-actions {
    flex-direction: column;
  }
  .cta-actions .btn {
    width: 100%;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    padding-bottom: 32px;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
  .top-bar .container {
    gap: 12px;
  }
  .topic-tag {
    padding: 6px 14px;
    font-size: 12px;
  }
  .faq-question {
    font-size: 14px;
    padding: 16px 16px;
  }
  .faq-item.active .faq-answer {
    padding: 0 16px 16px;
  }
}
@media (max-width: 520px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-brand {
    grid-column: auto;
  }
  .nav-pill {
    padding: 7px 14px;
    font-size: 13px;
  }
  .guide-card .card-body h3 {
    font-size: 15px;
  }
  .step-card {
    padding: 24px 20px;
  }
  .feature-card {
    padding: 24px 20px;
  }
}

/* roulang page: category3 */
:root {
            --primary: #E8960C;
            --primary-light: #FFC533;
            --primary-dark: #E88900;
            --primary-grad: linear-gradient(135deg, #FFC533 0%, #E88900 100%);
            --accent: #00CBA6;
            --bg: #0B0F19;
            --card-bg: #131B2A;
            --hover-bg: #1B2437;
            --text: #FFFFFF;
            --body-text: #EDEFF4;
            --meta-text: #A2ABC0;
            --weak-text: #68718A;
            --border: #232E42;
            --radius: 14px;
            --radius-sm: 10px;
            --radius-lg: 20px;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
            --shadow-hover: 0 8px 32px rgba(232, 150, 12, 0.08);
            --transition: all 0.3s ease;
            --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--body-text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--accent);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button {
            font-family: var(--font);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
        }
        input {
            font-family: var(--font);
            border: none;
            outline: none;
            background: none;
            color: var(--text);
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            padding: 12px 28px;
            font-size: 15px;
            line-height: 1.4;
            border: 1px solid transparent;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn i {
            font-size: 14px;
        }
        .btn-primary {
            background: var(--primary-grad);
            color: #fff;
            box-shadow: 0 4px 16px rgba(232, 150, 12, 0.25);
        }
        .btn-primary:hover {
            filter: brightness(1.05);
            transform: translateY(-2px);
            color: #fff;
            box-shadow: 0 6px 22px rgba(232, 150, 12, 0.35);
        }
        .btn-primary:active {
            filter: brightness(0.95);
            transform: translateY(-1px);
        }
        .btn-ghost {
            background: transparent;
            border-color: var(--border);
            color: var(--body-text);
        }
        .btn-ghost:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }
        .btn-accent {
            background: var(--accent);
            color: #0B0F19;
        }
        .btn-accent:hover {
            background: #00b896;
            color: #0B0F19;
            transform: translateY(-2px);
        }
        .btn-disabled {
            opacity: 0.4;
            cursor: not-allowed;
            pointer-events: none;
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 14px;
            border-radius: 8px;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 24px rgba(0, 0, 0, 0.4);
        }
        .header-top {
            height: 64px;
            border-bottom: 1px solid var(--border);
        }
        .header-top-inner {
            height: 100%;
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--primary-grad);
            color: #0B0F19;
            font-weight: 800;
            font-size: 14px;
            letter-spacing: 0.02em;
        }
        .logo-text {
            font-size: 22px;
            font-weight: 800;
            color: var(--text);
            letter-spacing: 0.01em;
            white-space: nowrap;
        }
        .logo-text span {
            color: var(--primary);
        }
        .header-search {
            flex: 1;
            max-width: 420px;
            display: flex;
            align-items: center;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 0 8px 0 16px;
            height: 40px;
            transition: var(--transition);
        }
        .header-search:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(0, 203, 166, 0.15);
        }
        .header-search input {
            flex: 1;
            height: 100%;
            font-size: 14px;
            color: var(--text);
        }
        .header-search input::placeholder {
            color: var(--weak-text);
        }
        .header-search button {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            color: var(--meta-text);
            transition: var(--transition);
            font-size: 14px;
        }
        .header-search button:hover {
            color: var(--primary);
            background: var(--hover-bg);
        }
        .header-actions {
            margin-left: auto;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .mobile-search-toggle,
        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            border: 1px solid var(--border);
            color: var(--meta-text);
            font-size: 15px;
            transition: var(--transition);
            background: var(--card-bg);
        }
        .mobile-search-toggle:hover,
        .hamburger:hover {
            color: var(--primary);
            border-color: var(--primary);
        }
        .mobile-search {
            display: none;
            padding: 12px 24px;
            background: var(--bg);
            border-bottom: 1px solid var(--border);
            gap: 8px;
        }
        .mobile-search.open {
            display: flex;
        }
        .mobile-search input {
            flex: 1;
            height: 40px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 0 14px;
            font-size: 14px;
        }
        .mobile-search input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(0, 203, 166, 0.15);
        }
        .mobile-search button {
            width: 44px;
            height: 40px;
            background: var(--primary-grad);
            border-radius: 8px;
            color: #fff;
            font-size: 14px;
        }
        .header-nav {
            background: var(--bg);
            border-bottom: 1px solid var(--border);
        }
        .header-nav .container {
            padding-left: 16px;
            padding-right: 16px;
        }
        .nav-scroll {
            display: flex;
            align-items: center;
            gap: 6px;
            overflow-x: auto;
            padding: 8px 0;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-scroll::-webkit-scrollbar {
            display: none;
        }
        .nav-pill {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            color: var(--meta-text);
            border: 1px solid transparent;
            white-space: nowrap;
            transition: var(--transition);
        }
        .nav-pill:hover {
            background: var(--hover-bg);
            color: var(--text);
        }
        .nav-pill.active {
            background: rgba(232, 150, 12, 0.18);
            color: var(--text);
            border-color: rgba(232, 150, 12, 0.4);
            box-shadow: inset 0 -2px 0 var(--primary);
        }

        /* Category Hero */
        .category-hero {
            position: relative;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 90px 0 80px;
            border-bottom: 1px solid var(--border);
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(11, 15, 25, 0.95) 0%, rgba(11, 15, 25, 0.75) 55%, rgba(11, 15, 25, 0.35) 100%);
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-hero h1 {
            font-size: 48px;
            font-weight: 700;
            color: var(--text);
            letter-spacing: 0.01em;
            line-height: 1.2;
            margin-bottom: 16px;
            max-width: 720px;
        }
        .category-hero h1 span {
            color: var(--primary);
        }
        .category-hero .category-desc {
            font-size: 18px;
            line-height: 1.7;
            color: var(--body-text);
            max-width: 560px;
            margin-bottom: 24px;
        }
        .pill-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .pill {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            border-radius: 999px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            color: var(--meta-text);
            font-size: 13px;
            font-weight: 500;
            transition: var(--transition);
        }
        .pill:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .pill.active {
            background: rgba(0, 203, 166, 0.15);
            color: var(--accent);
            border-color: rgba(0, 203, 166, 0.4);
        }

        /* Section common */
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: #0D1220;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 36px;
            flex-wrap: wrap;
        }
        .section-head h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--text);
            letter-spacing: 0.01em;
            position: relative;
            padding-left: 18px;
        }
        .section-head h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 5px;
            height: 28px;
            border-radius: 999px;
            background: var(--primary-grad);
        }
        .section-head .section-sub {
            font-size: 14px;
            color: var(--weak-text);
        }

        /* Content Grid */
        .content-grid-section {
            padding: 80px 0;
        }
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .info-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .info-card:hover {
            border-color: rgba(232, 150, 12, 0.45);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .info-card .cover-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
            background: var(--hover-bg);
        }
        .info-card .cover-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .info-card:hover .cover-wrap img {
            transform: scale(1.04);
        }
        .info-card .badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--primary-grad);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 999px;
            letter-spacing: 0.02em;
            box-shadow: 0 2px 10px rgba(232, 150, 12, 0.35);
        }
        .info-card .badge.badge-accent {
            background: var(--accent);
            color: #0B0F19;
            box-shadow: 0 2px 10px rgba(0, 203, 166, 0.3);
        }
        .info-card .card-body {
            padding: 16px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .info-card .card-body h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text);
            line-height: 1.5;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: var(--transition);
        }
        .info-card:hover .card-body h3 {
            color: var(--primary);
        }
        .info-card .card-body p {
            font-size: 14px;
            color: var(--meta-text);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
            flex: 1;
        }
        .info-card .card-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            color: var(--weak-text);
        }
        .info-card .card-meta .tag {
            background: var(--hover-bg);
            color: var(--meta-text);
            padding: 2px 10px;
            border-radius: 999px;
            font-size: 12px;
        }
        .card-loadmore {
            display: flex;
            justify-content: center;
            margin-top: 36px;
        }

        /* Features */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .feature-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px 24px;
            text-align: center;
            transition: var(--transition);
        }
        .feature-card:hover {
            border-color: rgba(0, 203, 166, 0.4);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 22px;
            background: rgba(232, 150, 12, 0.12);
            color: var(--primary);
            border: 1px solid rgba(232, 150, 12, 0.2);
        }
        .feature-card:nth-child(2) .feature-icon {
            background: rgba(0, 203, 166, 0.12);
            color: var(--accent);
            border-color: rgba(0, 203, 166, 0.2);
        }
        .feature-card:nth-child(3) .feature-icon {
            background: rgba(232, 150, 12, 0.08);
            color: var(--primary-light);
            border-color: rgba(255, 197, 51, 0.2);
        }
        .feature-card:nth-child(4) .feature-icon {
            background: rgba(0, 203, 166, 0.08);
            color: var(--accent);
            border-color: rgba(0, 203, 166, 0.2);
        }
        .feature-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
        }
        .feature-card p {
            font-size: 14px;
            color: var(--meta-text);
            line-height: 1.6;
        }

        /* Scenarios */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .scenario-card {
            background: linear-gradient(180deg, var(--card-bg), #101725);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 32px 28px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .scenario-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--primary-grad);
            opacity: 0;
            transition: var(--transition);
        }
        .scenario-card:hover {
            border-color: rgba(232, 150, 12, 0.4);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .scenario-card:hover::before {
            opacity: 1;
        }
        .scenario-card .scenario-index {
            font-size: 32px;
            font-weight: 800;
            color: rgba(232, 150, 12, 0.25);
            margin-bottom: 12px;
            line-height: 1;
        }
        .scenario-card h3 {
            font-size: 19px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 10px;
        }
        .scenario-card p {
            font-size: 14px;
            color: var(--meta-text);
            line-height: 1.65;
        }

        /* Steps */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: stepCounter;
        }
        .step-item {
            position: relative;
            text-align: center;
            padding: 32px 20px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            transition: var(--transition);
        }
        .step-item:hover {
            border-color: rgba(0, 203, 166, 0.4);
            transform: translateY(-4px);
        }
        .step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary-grad);
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            box-shadow: 0 4px 14px rgba(232, 150, 12, 0.3);
        }
        .step-item h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
        }
        .step-item p {
            font-size: 14px;
            color: var(--meta-text);
            line-height: 1.6;
        }

        /* FAQ */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(232, 150, 12, 0.25);
        }
        .faq-item.active {
            border-color: rgba(232, 150, 12, 0.4);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            font-size: 15px;
            font-weight: 500;
            color: var(--body-text);
            text-align: left;
            transition: var(--transition);
        }
        .faq-item.active .faq-question {
            color: var(--primary);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--hover-bg);
            color: var(--meta-text);
            font-size: 12px;
            transition: var(--transition);
        }
        .faq-item.active .faq-question .faq-icon {
            background: var(--primary-grad);
            color: #fff;
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
        }
        .faq-answer p {
            padding: 0 20px 20px;
            font-size: 14px;
            line-height: 1.7;
            color: var(--meta-text);
        }

        /* CTA */
        .cta-section {
            padding: 80px 0;
            position: relative;
        }
        .cta-box {
            background: var(--primary-grad);
            border-radius: var(--radius-lg);
            padding: 64px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
        }
        .cta-box::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(11, 15, 25, 0.1);
        }
        .cta-box h2 {
            font-size: 30px;
            font-weight: 700;
            color: #0B0F19;
            margin-bottom: 12px;
            position: relative;
            z-index: 2;
        }
        .cta-box p {
            font-size: 16px;
            color: rgba(11, 15, 25, 0.75);
            margin-bottom: 28px;
            position: relative;
            z-index: 2;
        }
        .cta-box .btn {
            background: #0B0F19;
            color: #FFC533;
            position: relative;
            z-index: 2;
            padding: 14px 36px;
            font-size: 16px;
        }
        .cta-box .btn:hover {
            background: #1B2437;
            transform: translateY(-2px);
        }

        /* Footer */
        .site-footer {
            background: #0B0F19;
            border-top: 2px solid var(--primary);
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            padding: 48px 0 32px;
        }
        .footer-brand {}
        .footer-brand .logo {
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--meta-text);
            line-height: 1.7;
            max-width: 360px;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: var(--meta-text);
            font-size: 14px;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--primary);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid var(--border);
            padding: 18px 24px;
            text-align: center;
            font-size: 13px;
            color: var(--weak-text);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-bottom span {
            white-space: nowrap;
        }

        /* Focus states */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* Responsive */
        @media (max-width:1199px) {
            .cards-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width:991px) {
            .scenario-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
            .category-hero h1 {
                font-size: 36px;
            }
        }
        @media (max-width:767px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .section {
                padding: 56px 0;
            }
            .content-grid-section {
                padding: 56px 0;
            }
            .section-head h2 {
                font-size: 22px;
                padding-left: 14px;
            }
            .section-head h2::before {
                height: 22px;
            }
            .header-top {
                height: 60px;
            }
            .header-search {
                display: none;
            }
            .mobile-search-toggle,
            .hamburger {
                display: inline-flex;
            }
            .header-actions .btn-primary {
                display: none;
            }
            .logo-text {
                font-size: 19px;
            }
            .logo-mark {
                width: 32px;
                height: 32px;
                font-size: 12px;
            }
            .nav-scroll {
                padding: 6px 0;
                gap: 4px;
            }
            .nav-pill {
                padding: 7px 16px;
                font-size: 13px;
            }
            .category-hero {
                padding: 60px 0 50px;
            }
            .category-hero h1 {
                font-size: 28px;
                line-height: 1.3;
            }
            .category-hero .category-desc {
                font-size: 15px;
                line-height: 1.6;
            }
            .pill-row {
                gap: 8px;
            }
            .pill {
                padding: 5px 12px;
                font-size: 12px;
            }
            .cards-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .features-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .steps-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .faq-grid {
                gap: 12px;
            }
            .faq-question {
                padding: 16px;
                font-size: 14px;
            }
            .faq-answer p {
                padding: 0 16px 16px;
                font-size: 13px;
            }
            .cta-box {
                padding: 40px 20px;
                border-radius: 16px;
            }
            .cta-box h2 {
                font-size: 22px;
            }
            .cta-box p {
                font-size: 14px;
            }
            .cta-box .btn {
                padding: 12px 28px;
                font-size: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
                padding: 40px 0 24px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 4px;
                padding: 16px;
            }
        }
        @media (max-width:520px) {
            .cards-grid {
                grid-template-columns: 1fr;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .cta-box {
                padding: 36px 16px;
            }
        }