/* roulang page: index */
:root {
  --bg-dark: #0e1220;
  --surface-dark: #171c2c;
  --bg-light: #f8f4ed;
  --surface: #ffffff;
  --gold: #d4a43a;
  --gold-light: #ecc45e;
  --gold-dark: #a8801f;
  --accent: #e4536a;
  --text-main: #262837;
  --text-sub: #6c7180;
  --text-light: #f0f2f7;
  --text-dim: #a8adba;
  --border: #eae3d6;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 4px 18px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 10px 32px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
  --space: 96px;
}
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg-light);
  color: var(--text-main);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: all 0.25s ease;
}
button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}
ul,
ol {
  list-style: none;
}
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 28px;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(14, 18, 32, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(212, 164, 58, 0.22);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.18);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
}
.brand {
  font-size: 1.42rem;
  font-weight: 800;
  color: var(--gold-light);
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold-light), var(--accent));
  box-shadow: 0 0 16px rgba(212, 164, 58, 0.7);
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-link {
  color: var(--text-dim);
  font-size: 0.98rem;
  font-weight: 500;
  padding: 10px 22px;
  border-radius: 999px;
  letter-spacing: 0.02em;
}
.nav-link:hover {
  color: var(--gold-light);
  background: rgba(212, 164, 58, 0.1);
}
.nav-link.active {
  color: #1a1204;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  font-weight: 700;
  box-shadow: 0 4px 18px rgba(212, 164, 58, 0.35);
}
.nav-toggle {
  display: none;
  font-size: 1.3rem;
  color: var(--gold-light);
  padding: 8px 12px;
  border-radius: 10px;
  transition: background 0.25s ease;
}
.nav-toggle:hover {
  background: rgba(255, 255, 255, 0.08);
}
.hero {
  position: relative;
  background-size: cover;
  background-position: center;
  padding: 120px 0 90px;
  color: var(--text-light);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, rgba(10, 13, 22, 0.95) 0%, rgba(10, 13, 22, 0.82) 45%, rgba(10, 13, 22, 0.55) 100%);
  z-index: 0;
}
.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 60px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(212, 164, 58, 0.16);
  border: 1px solid rgba(212, 164, 58, 0.45);
  color: var(--gold-light);
  font-size: 0.88rem;
  padding: 8px 18px;
  border-radius: 999px;
  margin-bottom: 22px;
  letter-spacing: 0.03em;
}
.hero-title {
  font-size: 3.8rem;
  line-height: 1.15;
  font-weight: 900;
  letter-spacing: 0.02em;
  background: linear-gradient(135deg, #f9e7b2, var(--gold-light) 50%, #f5d67a);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 20px;
}
.hero-desc {
  font-size: 1.1rem;
  color: #cbd0db;
  max-width: 560px;
  margin-bottom: 34px;
  line-height: 1.85;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 38px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1rem;
  font-weight: 700;
  padding: 14px 30px;
  border-radius: 999px;
  transition: all 0.28s ease;
  border: 2px solid transparent;
}
.btn i {
  font-size: 0.95rem;
}
.btn-primary {
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  color: #1a1204;
  box-shadow: 0 6px 24px rgba(212, 164, 58, 0.4);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(212, 164, 58, 0.55);
}
.btn-outline {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.35);
  color: var(--text-light);
}
.btn-outline:hover {
  border-color: var(--gold-light);
  color: var(--gold-light);
  transform: translateY(-3px);
  background: rgba(212, 164, 58, 0.08);
}
.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.tag {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #cfd5e2;
  font-size: 0.82rem;
  padding: 6px 16px;
  border-radius: 999px;
  letter-spacing: 0.03em;
}
.hero-card-side {
  display: flex;
  justify-content: flex-end;
}
.hero-card {
  width: 100%;
  max-width: 420px;
  background: rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-lg);
}
.hero-card-top {
  font-size: 1.08rem;
  font-weight: 800;
  color: var(--gold-light);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}
.hero-card-top i {
  color: var(--accent);
}
.hero-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 22px;
}
.hero-list a {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #e7e9ef;
  font-size: 0.95rem;
  padding: 11px 14px;
  border-radius: 12px;
  transition: all 0.22s ease;
}
.hero-list a::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  flex-shrink: 0;
}
.hero-list a:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateX(4px);
  color: var(--gold-light);
}
.hero-card-meta {
  display: flex;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 18px;
  font-size: 0.85rem;
  color: var(--text-dim);
}
.hero-card-meta i {
  margin-right: 6px;
  color: var(--gold-light);
}
.ticker-wrap {
  background: linear-gradient(135deg, var(--surface-dark), #1d2436);
  border-bottom: 1px solid rgba(212, 164, 58, 0.18);
  padding: 18px 0;
  overflow: hidden;
}
.ticker {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 36px;
  justify-content: center;
}
.ticker-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #c9cedb;
  font-size: 0.92rem;
}
.ticker-item i {
  color: var(--gold-light);
  width: 20px;
  text-align: center;
}
.section {
  padding: var(--space) 0;
}
.section-alt {
  background: var(--surface);
}
.section-dark {
  background: linear-gradient(135deg, var(--bg-dark), var(--surface-dark));
  color: var(--text-light);
}
.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 52px;
}
.section-head .kicker {
  color: var(--gold-dark);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-title {
  font-size: 2.3rem;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: 0.01em;
  margin-bottom: 16px;
}
.section-sub {
  color: var(--text-sub);
  font-size: 1.02rem;
  line-height: 1.8;
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.card {
  background: var(--surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  padding: 28px 26px;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(212, 164, 58, 0.5);
}
.card-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  background: rgba(212, 164, 58, 0.12);
  color: var(--gold-dark);
  margin-bottom: 20px;
}
.card h3 {
  font-size: 1.12rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.card p {
  color: var(--text-sub);
  font-size: 0.93rem;
  line-height: 1.75;
}
.category-items {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.cat-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: all 0.32s ease;
}
.cat-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
}
.cat-card .img-wrap {
  height: 180px;
  overflow: hidden;
  position: relative;
}
.cat-card .img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s ease;
}
.cat-card:hover .img-wrap img {
  transform: scale(1.06);
}
.cat-card .img-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(0, 0, 0, 0.35));
}
.cat-body {
  padding: 20px;
  border-top: 1px solid var(--border);
}
.cat-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.cat-body p {
  color: var(--text-sub);
  font-size: 0.87rem;
  line-height: 1.7;
}
.cat-body .cat-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--gold-dark);
}
.cat-card:hover .cat-more {
  gap: 10px;
  color: var(--accent);
}
.news-section {
  background: var(--bg-light);
}
.news-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 980px;
  margin: 0 auto;
}
.news-item {
  display: grid;
  grid-template-columns: 130px 1fr 220px;
  align-items: center;
  gap: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  transition: all 0.28s ease;
  box-shadow: var(--shadow-sm);
}
.news-item:hover {
  transform: translateX(6px);
  border-color: rgba(212, 164, 58, 0.55);
  box-shadow: var(--shadow-md);
}
.news-cat {
  display: inline-block;
  background: rgba(212, 164, 58, 0.12);
  color: var(--gold-dark);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 999px;
  text-align: center;
  white-space: nowrap;
}
.news-title {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.4;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
}
.news-summary {
  font-size: 0.9rem;
  color: var(--text-sub);
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
}
.news-date {
  font-size: 0.88rem;
  color: var(--text-dim);
  text-align: right;
  white-space: nowrap;
}
.empty-text {
  text-align: center;
  padding: 60px 0;
  color: var(--text-sub);
  font-size: 1rem;
  background: var(--surface);
  border-radius: var(--radius-md);
  border: 1px dashed var(--border);
}
.stats-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--bg-dark), var(--surface-dark));
  color: var(--text-light);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}
.stat-num {
  font-size: 3rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}
.stat-label {
  color: var(--text-dim);
  font-size: 0.95rem;
  margin-top: 6px;
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: step;
}
.step {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}
.step:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.step-num {
  font-size: 2.6rem;
  font-weight: 900;
  color: rgba(212, 164, 58, 0.25);
  line-height: 1;
  margin-bottom: 14px;
}
.step h3 {
  font-size: 1.08rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.step p {
  color: var(--text-sub);
  font-size: 0.9rem;
  line-height: 1.7;
}
.featured-items {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.featured-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.32s ease;
}
.featured-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-color: rgba(212, 164, 58, 0.5);
}
.featured-card .img-wrap {
  height: 220px;
  overflow: hidden;
  position: relative;
}
.featured-card .img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s ease;
}
.featured-card:hover .img-wrap img {
  transform: scale(1.06);
}
.featured-card .img-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(0, 0, 0, 0.4));
}
.featured-body {
  padding: 24px;
}
.featured-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.featured-body p {
  color: var(--text-sub);
  font-size: 0.9rem;
  line-height: 1.75;
  margin-bottom: 14px;
}
.featured-link {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--gold-dark);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
}
.faq-item:hover {
  border-color: rgba(212, 164, 58, 0.5);
}
.faq-q {
  font-size: 1.04rem;
  font-weight: 700;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
}
.faq-q::before {
  content: "Q";
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: rgba(212, 164, 58, 0.14);
  color: var(--gold-dark);
  font-size: 0.82rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
}
.faq-a {
  color: var(--text-sub);
  font-size: 0.95rem;
  line-height: 1.8;
  padding: 14px 0 0 38px;
}
.cta-section {
  padding: 70px 0;
  background: linear-gradient(135deg, #151a2b, #1f2539);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -60px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 164, 58, 0.2), transparent 70%);
}
.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  color: var(--text-light);
}
.cta-title {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 14px;
}
.cta-inner p {
  color: #b6bdcc;
  font-size: 1.02rem;
  margin-bottom: 30px;
}
.site-footer {
  background: #0a0d15;
  color: var(--text-dim);
  padding: 60px 0 0;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 50px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-brand {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--gold-light);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-brand::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold-light), var(--accent));
  box-shadow: 0 0 14px rgba(212, 164, 58, 0.7);
}
.footer-desc {
  font-size: 0.92rem;
  line-height: 1.8;
  max-width: 360px;
}
.footer-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 18px;
}
.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-nav a {
  font-size: 0.92rem;
  color: var(--text-dim);
}
.footer-nav a:hover {
  color: var(--gold-light);
  padding-left: 6px;
}
.footer-copy {
  padding: 24px 0;
  text-align: center;
  font-size: 0.85rem;
  color: #6f7682;
}
.footer-copy a {
  color: var(--text-dim);
}
.footer-copy a:hover {
  color: var(--gold-light);
}

.page-hero {
  background-size: cover;
  background-position: center;
  padding: 90px 0 64px;
  color: var(--text-light);
  position: relative;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, rgba(10, 13, 22, 0.94), rgba(10, 13, 22, 0.78));
}
.page-hero-inner {
  position: relative;
  z-index: 2;
}
.page-hero-cat {
  display: inline-block;
  background: rgba(212, 164, 58, 0.18);
  border: 1px solid rgba(212, 164, 58, 0.4);
  color: var(--gold-light);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 6px 18px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.page-hero-title {
  font-size: 2.6rem;
  font-weight: 900;
  line-height: 1.3;
  max-width: 780px;
  margin-bottom: 16px;
}
.page-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  color: var(--text-dim);
  font-size: 0.92rem;
}
.page-hero-meta i {
  margin-right: 6px;
  color: var(--gold-light);
}
.article-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 46px;
  padding-top: 56px;
  padding-bottom: 80px;
}
.article-body {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 44px;
  box-shadow: var(--shadow-sm);
  font-size: 1.02rem;
  line-height: 2;
  color: #333748;
}
.article-body h2,
.article-body h3 {
  margin: 30px 0 14px;
  line-height: 1.4;
}
.article-body h2 {
  font-size: 1.5rem;
}
.article-body h3 {
  font-size: 1.25rem;
}
.article-body p {
  margin-bottom: 18px;
}
.article-body img {
  border-radius: var(--radius-md);
  margin: 20px 0;
}
.article-aside {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.aside-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}
.aside-title {
  font-size: 1.04rem;
  font-weight: 800;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid rgba(212, 164, 58, 0.25);
  display: flex;
  align-items: center;
  gap: 8px;
}
.aside-title i {
  color: var(--gold-dark);
}
.aside-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.aside-list a {
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: 0.92rem;
}
.aside-list a::before {
  content: "\f054";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 0.72rem;
  color: var(--gold);
  flex-shrink: 0;
}
.aside-list a:hover {
  color: var(--gold-dark);
  padding-left: 4px;
}
.aside-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.aside-tags .tag {
  background: rgba(212, 164, 58, 0.08);
  border-color: rgba(212, 164, 58, 0.25);
  color: var(--gold-dark);
  font-size: 0.82rem;
}
.notfound {
  text-align: center;
  padding: 70px 40px;
}
.notfound i {
  font-size: 3rem;
  color: var(--gold);
  margin-bottom: 20px;
}
.notfound p {
  font-size: 1.1rem;
  margin-bottom: 10px;
}
.notfound .btn {
  margin-top: 24px;
}
.related-section {
  background: var(--surface);
  border-top: 1px solid var(--border);
}
.cat-intro {
  background: var(--bg-light);
}
.cat-data-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin-top: 46px;
}
.cat-data {
  text-align: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 16px;
  box-shadow: var(--shadow-sm);
}
.cat-data i {
  font-size: 2rem;
  color: var(--gold);
  margin-bottom: 12px;
}
.cat-data .num {
  font-size: 1.7rem;
  font-weight: 800;
  display: block;
}
.cat-data .label {
  font-size: 0.88rem;
  color: var(--text-sub);
  margin-top: 4px;
}

@media (max-width: 1024px) {
  .hero {
    padding: 80px 0 60px;
  }
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-card-side {
    justify-content: flex-start;
  }
  .hero-card {
    max-width: 100%;
  }
  .grid-3,
  .grid-4,
  .category-items,
  .featured-items,
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .article-layout {
    grid-template-columns: 1fr;
  }
  .cat-data-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 768px) {
  :root {
    --space: 66px;
  }
  .nav-toggle {
    display: block;
  }
  .main-nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(14, 18, 32, 0.98);
    flex-direction: column;
    align-items: stretch;
    padding: 16px 24px 24px;
    gap: 6px;
    border-bottom: 1px solid rgba(212, 164, 58, 0.2);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
  }
  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-link {
    display: block;
    padding: 13px 18px;
    text-align: center;
  }
  .hero-title {
    font-size: 2.6rem;
  }
  .hero-desc {
    font-size: 1rem;
  }
  .section-title {
    font-size: 1.8rem;
  }
  .news-item {
    grid-template-columns: 100px 1fr;
  }
  .news-date {
    grid-column: 1 / -1;
    text-align: left;
  }
  .news-summary {
    display: none;
  }
  .ticker {
    flex-direction: column;
    align-items: flex-start;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px 16px;
  }
  .article-body {
    padding: 28px 22px;
  }
  .page-hero-title {
    font-size: 1.9rem;
  }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}
@media (max-width: 520px) {
  .hero-title {
    font-size: 2rem;
  }
  .hero-actions {
    flex-direction: column;
  }
  .btn {
    justify-content: center;
    width: 100%;
  }
  .grid-3,
  .grid-4,
  .category-items,
  .featured-items,
  .steps-grid,
  .cat-data-grid {
    grid-template-columns: 1fr;
  }
  .news-item {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .news-cat {
    width: fit-content;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
  .stat-num {
    font-size: 2.2rem;
  }
}

/* roulang page: category1 */
:root {
  --primary: #c8a44a;
  --primary-dark: #a88730;
  --primary-light: #e8cd7a;
  --primary-soft: rgba(200, 164, 74, 0.14);
  --ink: #171720;
  --ink-soft: #5c5c68;
  --ink-mute: #8e8e98;
  --paper: #f7f4ee;
  --card-bg: #ffffff;
  --line: #e9e2d4;
  --night: #0d0d13;
  --night-soft: #181822;
  --night-line: rgba(255, 255, 255, 0.08);
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 4px 14px rgba(20, 20, 30, 0.06);
  --shadow-md: 0 14px 34px rgba(20, 20, 30, 0.08);
  --shadow-lg: 0 24px 60px rgba(20, 20, 30, 0.12);
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
  --transition: all 0.28s cubic-bezier(0.22, 0.68, 0, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
}
a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}
ul, ol {
  list-style: none;
}
button {
  border: none;
  background: none;
  cursor: pointer;
}
input {
  border: none;
  outline: none;
}
.container {
  width: min(1200px, 92%);
  margin: 0 auto;
}

/* ===== Button ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 700;
  padding: 13px 30px;
  border-radius: 999px;
  transition: var(--transition);
  line-height: 1;
  white-space: nowrap;
}
.btn i {
  font-size: 14px;
}
.btn-primary {
  background: var(--primary);
  color: #171720;
  box-shadow: 0 8px 22px rgba(200, 164, 74, 0.35);
}
.btn-primary:hover {
  background: var(--primary-light);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(200, 164, 74, 0.4);
}
.btn-primary:focus-visible {
  outline: 3px solid rgba(200, 164, 74, 0.55);
  outline-offset: 2px;
}
.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-3px);
}
.btn-light {
  background: #fff;
  color: var(--night);
  box-shadow: 0 8px 26px rgba(0, 0, 0, 0.16);
}
.btn-light:hover {
  background: var(--primary-light);
  transform: translateY(-3px);
}

/* ===== Badge ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary-soft);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 999px;
  border: 1px solid rgba(200, 164, 74, 0.3);
  letter-spacing: 0.3px;
}
.badge i {
  font-size: 12px;
}

/* ===== Header/Nav ===== */
.site-header {
  background: rgba(13, 13, 19, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand {
  font-size: 21px;
  font-weight: 900;
  color: #fff;
  letter-spacing: 0.5px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.brand::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 4px rgba(200, 164, 74, 0.2);
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-link {
  color: #c4c4ce;
  font-size: 15px;
  font-weight: 500;
  padding: 9px 18px;
  border-radius: 999px;
  transition: var(--transition);
}
.nav-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}
.nav-link.active {
  color: var(--night);
  background: var(--primary);
  font-weight: 700;
  box-shadow: 0 6px 18px rgba(200, 164, 74, 0.3);
}
.nav-toggle {
  display: none;
  color: #fff;
  font-size: 22px;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  align-items: center;
  justify-content: center;
}

/* ===== Page Banner ===== */
.page-banner {
  position: relative;
  background: var(--night) center/cover no-repeat;
  padding: 120px 0 130px;
  color: #fff;
  overflow: hidden;
}
.page-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13, 13, 19, 0.96) 0%, rgba(13, 13, 19, 0.78) 45%, rgba(200, 164, 74, 0.18) 100%);
}
.page-banner .container {
  position: relative;
  z-index: 2;
}
.page-banner h1 {
  font-size: 58px;
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: -1px;
  margin: 22px 0 18px;
}
.page-banner p {
  font-size: 17px;
  color: #d8d8e0;
  max-width: 620px;
  margin-bottom: 32px;
}
.banner-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.banner-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 42px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 14px;
  color: #bdbdc7;
}
.banner-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.banner-meta i {
  color: var(--primary-light);
}

/* ===== Live Bar ===== */
.live-bar {
  background: linear-gradient(90deg, #a88730, #e0b44c, #c8a44a);
  padding: 14px 0;
  position: relative;
  z-index: 3;
}
.live-bar-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px 36px;
  color: #171720;
  font-size: 14px;
  font-weight: 600;
}
.live-bar-inner span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.live-bar-inner i {
  font-size: 9px;
}
.live-bar-inner .fa-circle {
  color: #1f7a3d;
  font-size: 9px;
  animation: pulse 1.6s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

/* ===== Section ===== */
.section {
  padding: 84px 0;
}
.section-alt {
  background: #fff;
}
.section-head {
  max-width: 780px;
  margin-bottom: 52px;
}
.section-head.center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}
.section-head .surtitle {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--primary);
  font-weight: 800;
  margin-bottom: 10px;
}
.section-head h2 {
  font-size: 36px;
  line-height: 1.22;
  font-weight: 900;
  letter-spacing: -0.6px;
}
.section-head p {
  margin-top: 14px;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.7;
}

/* ===== Intro ===== */
.intro-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.intro-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.intro-card::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0;
  transition: var(--transition);
}
.intro-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(200, 164, 74, 0.4);
}
.intro-card:hover::after {
  opacity: 1;
}
.intro-icon {
  width: 54px;
  height: 54px;
  border-radius: 16px;
  background: var(--primary-soft);
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 20px;
}
.intro-card h3 {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 8px;
}
.intro-card p {
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.6;
}

/* ===== Cards Grid ===== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.guide-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.guide-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-color: rgba(200, 164, 74, 0.35);
}
.card-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}
.guide-card:hover .card-media img {
  transform: scale(1.05);
}
.card-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(10, 10, 15, 0.55));
}
.card-tag {
  position: absolute;
  left: 16px;
  top: 16px;
  z-index: 2;
  background: rgba(13, 13, 19, 0.72);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
}
.card-body {
  padding: 24px 24px 26px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.card-body h3 {
  font-size: 19px;
  font-weight: 800;
  margin-bottom: 8px;
}
.card-body p {
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.65;
  margin-bottom: 16px;
  flex: 1;
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary-dark);
  font-size: 14px;
  font-weight: 700;
}
.card-link i {
  transition: var(--transition);
  font-size: 12px;
}
.card-link:hover i {
  transform: translateX(5px);
}

/* ===== Ranking ===== */
.ranking-section {
  background: var(--night);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.ranking-section::before {
  content: "";
  position: absolute;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200, 164, 74, 0.18), transparent 70%);
  top: -160px;
  right: -100px;
  pointer-events: none;
}
.ranking-section .section-head h2 {
  color: #fff;
}
.ranking-section .section-head p {
  color: #a9a9b5;
}
.ranking-list {
  display: grid;
  gap: 14px;
}
.rank-item {
  display: flex;
  align-items: center;
  gap: 22px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  padding: 20px 24px;
  transition: var(--transition);
}
.rank-item:hover {
  background: rgba(255, 255, 255, 0.09);
  transform: translateX(6px);
  border-color: rgba(200, 164, 74, 0.4);
}
.rank-num {
  font-size: 28px;
  font-weight: 900;
  color: var(--primary);
  width: 56px;
  text-align: center;
  font-family: "Segoe UI", sans-serif;
}
.rank-info {
  flex: 1;
}
.rank-info h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 4px;
}
.rank-info p {
  color: #a2a2ae;
  font-size: 14px;
}
.rank-trend {
  color: #59c988;
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.rank-trend i {
  font-size: 11px;
}

/* ===== Stats ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.stat-item {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  text-align: center;
  padding: 40px 24px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.stat-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: rgba(200, 164, 74, 0.4);
}
.stat-num {
  display: block;
  font-size: 44px;
  font-weight: 900;
  color: var(--primary-dark);
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: 8px;
}
.stat-label {
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 600;
}

/* ===== FAQ ===== */
.faq-section {
  background: #fff;
}
.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: grid;
  gap: 14px;
}
.faq-item {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover {
  border-color: rgba(200, 164, 74, 0.45);
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 700;
  position: relative;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::after {
  content: "\f078";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 13px;
  color: var(--primary);
  transition: var(--transition);
  flex-shrink: 0;
}
.faq-item[open] summary::after {
  transform: rotate(180deg);
}
.faq-item .faq-answer {
  padding: 0 24px 22px;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.75;
}

/* ===== CTA ===== */
.cta-section {
  background: var(--night) center/cover no-repeat;
  text-align: center;
  padding: 90px 0 100px;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(13, 13, 19, 0.92), rgba(13, 13, 19, 0.7));
}
.cta-section .container {
  position: relative;
  z-index: 2;
}
.cta-section h2 {
  font-size: 40px;
  font-weight: 900;
  letter-spacing: -0.5px;
  margin-bottom: 14px;
}
.cta-section p {
  color: #c7c7d1;
  font-size: 16px;
  max-width: 600px;
  margin: 0 auto 36px;
}
.cta-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* ===== Footer ===== */
.site-footer {
  background: #0d0d13;
  color: #c0c0cc;
  padding: 70px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 30px;
}
.footer-brand {
  color: #fff;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.5px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}
.footer-brand::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 4px rgba(200, 164, 74, 0.18);
}
.footer-desc {
  color: #8f8f9e;
  font-size: 14px;
  line-height: 1.7;
  max-width: 340px;
}
.footer-title {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 18px;
}
.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 11px;
}
.footer-nav a {
  color: #8f8f9e;
  font-size: 14px;
  transition: var(--transition);
}
.footer-nav a:hover {
  color: var(--primary-light);
  padding-left: 6px;
}
.footer-copy {
  text-align: center;
  color: #5f5f6e;
  font-size: 13px;
  line-height: 1.8;
}
.footer-copy a {
  color: #8f8f9e;
}
.footer-copy a:hover {
  color: var(--primary-light);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .intro-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-banner h1 {
    font-size: 46px;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 60px 0;
  }
  .section-head h2 {
    font-size: 28px;
  }
  .nav-toggle {
    display: flex;
  }
  .main-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(13, 13, 19, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    padding: 20px 5%;
    border-bottom: 1px solid var(--night-line);
    transform: translateY(-120%);
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
    z-index: 99;
  }
  .main-nav.open {
    transform: translateY(0);
  }
  .nav-link {
    padding: 14px 20px;
    font-size: 16px;
  }
  .nav-link.active {
    background: var(--primary);
    color: var(--night);
  }
  .page-banner {
    padding: 80px 0 90px;
  }
  .page-banner h1 {
    font-size: 36px;
  }
  .page-banner p {
    font-size: 15px;
  }
  .banner-meta {
    gap: 14px;
    flex-direction: column;
  }
  .live-bar-inner {
    gap: 8px 20px;
    flex-direction: column;
    text-align: center;
  }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 34px;
  }
  .cards-grid {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  .stat-item {
    padding: 28px 14px;
  }
  .stat-num {
    font-size: 32px;
  }
  .rank-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .rank-num {
    text-align: left;
    width: auto;
  }
  .cta-section h2 {
    font-size: 30px;
  }
}

@media (max-width: 520px) {
  .intro-grid {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .page-banner h1 {
    font-size: 32px;
  }
  .section-head h2 {
    font-size: 24px;
  }
  .banner-actions .btn {
    width: 100%;
  }
  .cta-actions .btn {
    width: 100%;
  }
  .faq-item summary {
    padding: 16px 18px;
    font-size: 15px;
  }
  .faq-item .faq-answer {
    padding: 0 18px 18px;
    font-size: 14px;
  }
  .card-body {
    padding: 20px;
  }
}

/* roulang page: article */
:root {
  --primary: #c9a24a;
  --primary-dark: #a9862f;
  --primary-light: #e8d3a8;
  --primary-soft: #faf4e6;
  --accent: #6d28d9;
  --accent-soft: #f1edfe;
  --bg: #f7f5f0;
  --bg-deep: #0c101a;
  --bg-deep-soft: #151c2d;
  --surface: #ffffff;
  --text: #1c1f2a;
  --text-weak: #68717f;
  --border: #e8e2d8;
  --radius-sm: 8px;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 10px rgba(15,20,32,.06);
  --shadow: 0 12px 32px rgba(15,20,32,.1);
  --shadow-lg: 0 24px 56px rgba(15,20,32,.16);
  --container: 1200px;
  --header-h: 72px;
  --transition: .25s cubic-bezier(.4,0,.2,1);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: "PingFang SC","Microsoft YaHei","Segoe UI",system-ui,-apple-system,sans-serif; background: var(--bg); color: var(--text); line-height: 1.7; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea { font-family: inherit; }
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
::selection { background: var(--primary); color: #fff; }
:focus-visible { outline: 3px solid var(--primary); outline-offset: 2px; border-radius: 4px; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(12,16,26,.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(201,162,74,.18);
  box-shadow: 0 4px 24px rgba(0,0,0,.28);
  height: var(--header-h);
}
.nav-wrap { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); gap: 24px; }
.brand { font-size: 22px; font-weight: 800; letter-spacing: 1px; color: var(--primary); background: linear-gradient(135deg, #e8c96a, #c9a24a 60%, #8a6a1f); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; white-space: nowrap; position: relative; }
.brand::after { content: ""; position: absolute; left: 0; bottom: -2px; width: 100%; height: 2px; background: linear-gradient(90deg, var(--primary), transparent); opacity: .6; }
.main-nav { display: flex; gap: 8px; align-items: center; }
.nav-link { color: rgba(255,255,255,.82); font-size: 15px; font-weight: 500; padding: 9px 18px; border-radius: 999px; transition: var(--transition); position: relative; }
.nav-link:hover { color: var(--primary); background: rgba(201,162,74,.12); }
.nav-link.active { color: #fff; background: linear-gradient(135deg, rgba(201,162,74,.28), rgba(201,162,74,.12)); border: 1px solid rgba(201,162,74,.35); box-shadow: 0 0 18px rgba(201,162,74,.15); font-weight: 600; }
.nav-toggle { display: none; color: #fff; font-size: 22px; padding: 6px 10px; border-radius: 8px; transition: var(--transition); }
.nav-toggle:hover { color: var(--primary); }

/* ===== Article Banner ===== */
.article-banner {
  background: linear-gradient(135deg, rgba(12,16,26,.94) 20%, rgba(47,32,71,.84) 60%, rgba(12,16,26,.92)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color: #fff;
  padding: 64px 0 56px;
  border-bottom: 3px solid rgba(201,162,74,.4);
  position: relative;
  overflow: hidden;
}
.article-banner::before {
  content: "";
  position: absolute;
  top: -60%; right: -20%;
  width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(201,162,74,.18), transparent 65%);
  pointer-events: none;
}
.article-banner .container { position: relative; z-index: 2; }
.breadcrumb { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; font-size: 13px; color: rgba(255,255,255,.65); margin-bottom: 20px; }
.breadcrumb a { color: rgba(255,255,255,.75); transition: var(--transition); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { color: rgba(255,255,255,.35); }
.breadcrumb .current { color: var(--primary-light); font-weight: 500; max-width: 420px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; padding: 6px 16px; border-radius: 999px; background: linear-gradient(135deg, rgba(201,162,74,.25), rgba(201,162,74,.08)); border: 1px solid rgba(201,162,74,.4); color: #e8c96a; letter-spacing: .5px; }
.article-title { font-size: clamp(26px, 4.2vw, 42px); font-weight: 800; line-height: 1.28; margin: 18px 0 16px; max-width: 900px; letter-spacing: .5px; text-shadow: 0 2px 20px rgba(0,0,0,.3); }
.article-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; font-size: 14px; color: rgba(255,255,255,.68); }
.article-meta span { display: inline-flex; align-items: center; gap: 7px; }
.article-meta i { color: var(--primary); }

/* ===== Article Main ===== */
.article-main { padding: 56px 0 72px; }
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 40px; align-items: start; }
.article-content { background: var(--surface); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--border); }
.article-cover { position: relative; height: 380px; overflow: hidden; }
.article-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.article-cover::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(12,16,26,.55), transparent 60%); }
.article-body { padding: 44px 52px; }
.article-body p { font-size: 16px; line-height: 1.9; color: #2c2f3a; margin-bottom: 22px; }
.article-body h2 { font-size: 25px; font-weight: 700; color: var(--text); margin: 40px 0 18px; padding-left: 15px; border-left: 4px solid var(--primary); line-height: 1.4; }
.article-body h3 { font-size: 19px; font-weight: 600; color: var(--text); margin: 30px 0 14px; letter-spacing: .3px; }
.article-body img { border-radius: var(--radius); margin: 28px 0; box-shadow: var(--shadow-sm); width: 100%; }
.article-body ul, .article-body ol { margin: 0 0 24px; padding-left: 24px; }
.article-body li { margin-bottom: 10px; line-height: 1.8; color: #2c2f3a; }
.article-body ul li::marker { color: var(--primary); }
.article-body blockquote { border-left: 4px solid var(--primary); background: var(--primary-soft); padding: 18px 24px; border-radius: 0 var(--radius) var(--radius) 0; margin: 30px 0; font-style: italic; color: #544b30; }
.article-body table { width: 100%; border-collapse: collapse; margin: 26px 0; border-radius: var(--radius-sm); overflow: hidden; font-size: 14px; }
.article-body th, .article-body td { padding: 12px 16px; border: 1px solid var(--border); text-align: left; }
.article-body th { background: var(--primary-soft); font-weight: 600; color: var(--text); }
.article-body tr:nth-child(even) { background: #faf8f4; }

.not-found { padding: 72px 40px; text-align: center; }
.not-found-icon { font-size: 56px; color: var(--primary); margin-bottom: 18px; }
.not-found p { font-size: 20px; color: var(--text-weak); margin-bottom: 28px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 28px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  transition: var(--transition);
  border: 1px solid transparent;
  justify-content: center;
}
.btn-gold { background: linear-gradient(135deg, #d9b960, #b18d31); color: #1a1406; box-shadow: 0 6px 20px rgba(201,162,74,.35); }
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(201,162,74,.45); }
.btn-outline { border-color: rgba(255,255,255,.4); color: #fff; background: rgba(255,255,255,.06); backdrop-filter: blur(6px); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); background: rgba(201,162,74,.1); }

.article-footer-meta { border-top: 1px solid var(--border); padding: 22px 52px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.article-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag { display: inline-flex; align-items: center; background: var(--bg); border: 1px solid var(--border); padding: 5px 14px; border-radius: 999px; font-size: 13px; color: var(--text-weak); transition: var(--transition); }
.tag:hover { border-color: var(--primary); color: var(--primary); }
.article-share { display: flex; align-items: center; gap: 10px; color: var(--text-weak); font-size: 14px; }
.share-btn { width: 34px; height: 34px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; background: var(--bg); color: var(--text-weak); font-size: 14px; border: 1px solid var(--border); transition: var(--transition); }
.share-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(201,162,74,.3); }

/* ===== Sidebar ===== */
.article-sidebar { display: flex; flex-direction: column; gap: 24px; }
.sidebar-card { background: var(--surface); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow-sm); border: 1px solid var(--border); }
.sidebar-title { font-size: 17px; font-weight: 700; margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
.sidebar-title::before { content: ""; width: 4px; height: 18px; background: var(--primary); border-radius: 4px; }
.side-list { list-style: none; }
.side-item { padding: 14px 0; border-bottom: 1px dashed var(--border); }
.side-item:last-child { border-bottom: none; }
.side-item a { display: flex; flex-direction: column; gap: 6px; transition: var(--transition); }
.side-item a:hover { transform: translateX(4px); }
.side-item-title { font-size: 15px; font-weight: 500; color: var(--text); line-height: 1.5; transition: var(--transition); }
.side-item a:hover .side-item-title { color: var(--primary); }
.side-item-date { font-size: 12px; color: var(--text-weak); display: flex; align-items: center; gap: 6px; }
.side-cat-list { display: flex; flex-direction: column; gap: 8px; }
.side-cat-item { display: flex; justify-content: space-between; align-items: center; padding: 10px 16px; border-radius: var(--radius-sm); background: var(--bg); transition: var(--transition); font-size: 14px; color: var(--text); }
.side-cat-item:hover { background: var(--primary-soft); color: var(--primary-dark); transform: translateX(3px); }
.side-cat-item i { color: var(--primary); font-size: 12px; }
.sidebar-cta { background: linear-gradient(135deg, #151c2d, #2a1f3f); border: 1px solid rgba(201,162,74,.25); color: #fff; }
.sidebar-cta .sidebar-title { color: var(--primary-light); }
.sidebar-cta p { font-size: 14px; color: rgba(255,255,255,.7); margin-bottom: 18px; line-height: 1.7; }

/* ===== Related Section ===== */
.related-section { background: var(--surface); border-top: 1px solid var(--border); padding: 72px 0; }
.related-section .section-header { text-align: center; margin-bottom: 40px; }
.section-title { font-size: 30px; font-weight: 800; color: var(--text); letter-spacing: .5px; }
.section-subtitle { font-size: 15px; color: var(--text-weak); margin-top: 8px; }
.section-line { width: 56px; height: 4px; background: linear-gradient(90deg, var(--primary), var(--accent)); border-radius: 4px; margin: 16px auto 0; }
.related-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
.related-card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: var(--transition); }
.related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: rgba(201,162,74,.4); }
.related-card-media { height: 180px; overflow: hidden; position: relative; }
.related-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.related-card:hover .related-card-media img { transform: scale(1.05); }
.related-card-body { padding: 20px 22px; }
.related-card-badge { display: inline-block; font-size: 12px; color: var(--primary-dark); background: var(--primary-soft); padding: 3px 12px; border-radius: 999px; margin-bottom: 10px; }
.related-card-title { font-size: 16px; font-weight: 600; line-height: 1.5; color: var(--text); transition: var(--transition); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.related-card:hover .related-card-title { color: var(--primary); }
.related-card-date { font-size: 13px; color: var(--text-weak); margin-top: 12px; display: flex; align-items: center; gap: 6px; }

/* ===== CTA Section ===== */
.cta-section { padding: 72px 0; }
.cta-inner { background: linear-gradient(135deg, rgba(12,16,26,.96), rgba(40,24,64,.92)), url('/assets/images/backpic/back-2.png') center/cover no-repeat; border-radius: var(--radius-lg); padding: 56px 48px; text-align: center; border: 1px solid rgba(201,162,74,.25); position: relative; overflow: hidden; box-shadow: var(--shadow-lg); }
.cta-inner::before { content: ""; position: absolute; top: -40%; right: -10%; width: 360px; height: 360px; background: radial-gradient(circle, rgba(201,162,74,.2), transparent 65%); pointer-events: none; }
.cta-title { font-size: 30px; font-weight: 800; color: #fff; margin-bottom: 12px; letter-spacing: .5px; }
.cta-desc { color: rgba(255,255,255,.7); font-size: 16px; max-width: 520px; margin: 0 auto 30px; line-height: 1.7; }
.cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ===== Footer ===== */
.site-footer { background: var(--bg-deep); color: rgba(255,255,255,.75); padding: 64px 0 0; position: relative; }
.site-footer::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, transparent, var(--primary), transparent); }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; padding-bottom: 44px; }
.footer-brand { font-size: 22px; font-weight: 800; color: var(--primary); margin-bottom: 14px; letter-spacing: 1px; }
.footer-desc { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,.55); max-width: 360px; }
.footer-title { font-size: 16px; font-weight: 600; color: #fff; margin-bottom: 18px; position: relative; padding-bottom: 8px; }
.footer-title::after { content: ""; position: absolute; left: 0; bottom: 0; width: 28px; height: 3px; background: var(--primary); border-radius: 4px; }
.footer-nav { display: flex; flex-direction: column; gap: 10px; }
.footer-nav a { color: rgba(255,255,255,.58); font-size: 14px; transition: var(--transition); }
.footer-nav a:hover { color: var(--primary); padding-left: 6px; }
.footer-copy { border-top: 1px solid rgba(255,255,255,.08); padding: 20px 0; text-align: center; font-size: 13px; color: rgba(255,255,255,.38); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .nav-toggle { display: inline-flex; }
  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    background: rgba(12,16,26,.98);
    flex-direction: column;
    align-items: stretch;
    padding: 18px 24px 24px;
    gap: 4px;
    transform: translateY(-120%);
    opacity: 0;
    transition: transform .35s ease, opacity .3s ease;
    border-bottom: 1px solid rgba(201,162,74,.2);
    box-shadow: 0 20px 40px rgba(0,0,0,.3);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
  }
  .main-nav.open { transform: translateY(0); opacity: 1; }
  .nav-link { font-size: 16px; padding: 14px 18px; border-radius: 12px; }
  .article-banner { padding: 44px 0 38px; }
  .article-title { font-size: 26px; }
  .article-body { padding: 32px 24px; }
  .article-footer-meta { padding: 18px 24px; flex-direction: column; align-items: flex-start; }
  .article-sidebar { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 36px; }
  .cta-inner { padding: 40px 24px; }
  .cta-title { font-size: 24px; }
  .cta-actions { flex-direction: column; align-items: stretch; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .brand { font-size: 19px; }
  .article-cover { height: 240px; }
  .article-body { padding: 26px 18px; }
  .article-title { font-size: 22px; }
  .article-meta { gap: 12px; font-size: 13px; }
  .related-grid { grid-template-columns: 1fr; }
  .section-title { font-size: 24px; }
  .cta-title { font-size: 21px; }
  .cta-desc { font-size: 14px; }
}