/* roulang page: index */
:root {
  --bg-deep: #0B1026;
  --bg-dark: #121A35;
  --bg-panel: #182246;
  --primary: #1B2A5B;
  --accent: #00E5A0;
  --aux: #7B5CFF;
  --text-hi: #EAF0FF;
  --text-mid: #A5B3D9;
  --text-low: #6A7AA8;
  --glass-bg: rgba(255,255,255,0.08);
  --glass-border: rgba(255,255,255,0.12);
  --radius: 16px;
  --shadow-card: 0 4px 24px rgba(0,0,0,0.35), 0 0 0 1px rgba(255,255,255,0.05);
  --glow-accent: 0 0 20px rgba(0,229,160,0.45);
  --glow-aux: 0 0 20px rgba(123,92,255,0.35);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background: var(--bg-dark);
  color: var(--text-hi);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; }
input, button { outline: none; }

.container-custom {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}
.section-pad { padding-top: 80px; padding-bottom: 80px; }
@media (max-width: 768px) {
  .container-custom { padding-left: 16px; padding-right: 16px; }
  .section-pad { padding-top: 48px; padding-bottom: 48px; }
}

/* 顶部霓虹线 */
.neon-top-line {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 4px;
  z-index: 1000;
  background: linear-gradient(90deg, transparent, #00E5A0 20%, #7B5CFF 80%, transparent);
}
/* 导航 */
.site-header {
  position: fixed;
  top: 4px;
  left: 0; right: 0;
  z-index: 999;
  background: rgba(11,16,38,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: #fff;
}
.brand-logo .logo-icon {
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #00E5A0, #7B5CFF);
  border-radius: 8px;
  color: #0B1026;
  font-size: 16px;
  font-weight: 900;
}
.brand-logo .logo-accent {
  color: var(--accent);
  margin-left: 1px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-mid);
  padding: 8px 0;
  position: relative;
  transition: color .3s;
}
.nav-links a:hover { color: #fff; }
.nav-links a.active {
  color: var(--accent);
}
.nav-links a.active::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 2px;
  background: var(--accent);
  box-shadow: 0 0 12px rgba(0,229,160,0.7);
  border-radius: 2px;
}
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: linear-gradient(135deg, #00E5A0, #2EE6B0);
  color: #0B1026;
  font-weight: 700;
  font-size: 14px;
  border-radius: 10px;
  border: none;
  box-shadow: 0 0 18px rgba(0,229,160,0.4);
  transition: all .3s ease;
}
.nav-cta:hover {
  box-shadow: 0 0 28px rgba(0,229,160,0.7);
  transform: translateY(-2px);
}
.nav-cta:active { transform: translateY(0); }
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 8px;
  padding: 8px 10px;
  color: #fff;
  font-size: 18px;
}
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 68px;
    left: 0; right: 0;
    background: rgba(11,16,38,0.97);
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 24px 16px 32px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 14px 0; font-size: 18px; width: 100%; text-align: center; }
  .nav-links a.active::after { width: 40%; left: 30%; }
  .nav-toggle { display: block; }
  .nav-cta { display: none; }
}

/* 按钮 */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  background: linear-gradient(135deg, #00E5A0, #2EE6B0);
  color: #0B1026;
  font-weight: 700;
  font-size: 15px;
  border-radius: 10px;
  border: none;
  box-shadow: var(--glow-accent);
  transition: all .3s ease;
  min-height: 48px;
}
.btn-primary:hover {
  box-shadow: 0 0 30px rgba(0,229,160,0.7);
  transform: translateY(-2px);
}
.btn-primary:active { transform: translateY(1px); }
.btn-primary:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: rgba(123,92,255,0.08);
  border: 1px solid #7B5CFF;
  color: #b9a6ff;
  font-weight: 600;
  font-size: 15px;
  border-radius: 10px;
  transition: all .3s ease;
  backdrop-filter: blur(8px);
  min-height: 48px;
}
.btn-secondary:hover {
  background: rgba(123,92,255,0.18);
  box-shadow: var(--glow-aux);
  transform: translateY(-2px);
  color: #fff;
}
.btn-secondary:active { transform: translateY(0); }
.btn-glass {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 24px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--text-hi);
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  transition: all .3s;
}
.btn-glass:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(0,229,160,0.5);
  box-shadow: 0 0 16px rgba(0,229,160,0.2);
}

/* Hero */
.hero-bg {
  background-image: linear-gradient(90deg, rgba(11,16,38,0.9) 20%, rgba(11,16,38,0.55) 65%, rgba(11,16,38,0.3) 100%),
    url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center 30%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 68px;
}
.hero-bg::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 160px;
  background: linear-gradient(to bottom, transparent, var(--bg-dark));
}
.hero-inner { position: relative; z-index: 2; padding-top: 40px; padding-bottom: 60px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 100px;
  color: var(--text-mid);
  font-size: 13px;
  letter-spacing: 1px;
  backdrop-filter: blur(8px);
  margin-bottom: 24px;
}
.hero-badge i { color: var(--accent); }
.hero-title {
  font-size: clamp(34px, 6vw, 58px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.5px;
  color: #fff;
  margin-bottom: 24px;
}
.hero-title .accent-text {
  color: var(--accent);
  text-shadow: 0 0 24px rgba(0,229,160,0.5);
}
.hero-subtitle {
  font-size: 18px;
  color: var(--text-mid);
  max-width: 580px;
  line-height: 1.75;
  margin-bottom: 36px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.stat-card {
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 14px;
  padding: 20px;
  transition: background .3s;
}
.stat-card:hover { background: rgba(255,255,255,0.12); }
.stat-value {
  font-size: 28px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.2;
}
.stat-label {
  font-size: 13px;
  color: var(--text-low);
  margin-top: 4px;
}
@media (max-width: 768px) {
  .hero-bg { min-height: 92vh; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .hero-actions .btn-primary,
  .hero-actions .btn-secondary { width: 100%; justify-content: center; }
}

/* 板块标题 */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}
.section-title {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 28px;
  font-weight: 700;
  color: var(--text-hi);
}
.section-title::before {
  content: "";
  display: block;
  width: 4px;
  height: 26px;
  border-radius: 4px;
  background: var(--accent);
  box-shadow: 0 0 12px rgba(0,229,160,0.6);
}
.section-sub {
  color: var(--text-low);
  font-size: 14px;
  margin-top: 6px;
}
@media (max-width: 768px) {
  .section-title { font-size: 22px; }
}

/* 横滑片库 */
.h-scroll-wrap {
  overflow-x: auto;
  scroll-behavior: smooth;
  -ms-overflow-style: none;
  scrollbar-width: none;
  padding-bottom: 10px;
}
.h-scroll-wrap::-webkit-scrollbar { display: none; }
.h-scroll-track {
  display: flex;
  gap: 16px;
  min-width: max-content;
}
.cover-card {
  width: 270px;
  flex-shrink: 0;
  border-radius: 14px;
  overflow: hidden;
  background: var(--bg-panel);
  border: 1px solid rgba(255,255,255,0.1);
  transition: all .3s ease;
  position: relative;
}
.cover-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0,229,160,0.5);
  box-shadow: 0 0 24px rgba(0,229,160,0.2);
}
.cover-card .cover-img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  transition: transform .4s ease;
}
.cover-card:hover .cover-img { transform: scale(1.03); }
.cover-card .cover-info {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 12px 14px;
  background: linear-gradient(to top, rgba(11,16,38,0.95), rgba(11,16,38,0.4));
  backdrop-filter: blur(4px);
}
.cover-card .cover-title {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  line-height: 1.4;
}
.cover-card .cover-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 6px;
  font-size: 12px;
  color: var(--text-mid);
}
.card-badge {
  display: inline-block;
  padding: 2px 10px;
  background: rgba(123,92,255,0.25);
  border: 1px solid rgba(123,92,255,0.3);
  color: #c9baff;
  border-radius: 100px;
  font-size: 12px;
}
@media (max-width: 520px) {
  .cover-card { width: 240px; }
}
.slider-arrows {
  display: flex;
  gap: 10px;
}
.slider-arrow {
  width: 44px; height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--text-hi);
  font-size: 16px;
  transition: all .3s;
}
.slider-arrow:hover {
  background: rgba(0,229,160,0.15);
  border-color: var(--accent);
  box-shadow: 0 0 16px rgba(0,229,160,0.2);
}
.slider-arrow:disabled { opacity: 0.4; pointer-events: none; }

/* 热播推荐 */
.featured-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 20px;
}
.featured-main {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 360px;
  display: flex;
  align-items: flex-end;
  background: linear-gradient(to top, rgba(11,16,38,0.92), rgba(11,16,38,0.3)), url('/assets/images/coverpic/cover-6.png');
  background-size: cover;
  background-position: center;
  border: 1px solid rgba(255,255,255,0.1);
  transition: all .3s;
}
.featured-main:hover { border-color: rgba(0,229,160,0.5); }
.featured-main-copy {
  padding: 32px;
  width: 100%;
}
.featured-main-copy .card-badge { margin-bottom: 12px; }
.featured-main-copy h3 {
  font-size: 26px;
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
  margin-bottom: 8px;
}
.featured-main-copy p {
  color: var(--text-mid);
  font-size: 14px;
  max-width: 460px;
  margin-bottom: 16px;
}
.featured-side {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.featured-side-item {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 14px;
  transition: all .3s;
  min-height: 0;
}
.featured-side-item:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(0,229,160,0.4);
  transform: translateX(4px);
}
.featured-side-item img {
  width: 72px;
  height: 72px;
  border-radius: 10px;
  object-fit: cover;
  flex-shrink: 0;
}
.featured-side-copy h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-hi);
  line-height: 1.4;
  margin-bottom: 4px;
}
.featured-side-copy span {
  font-size: 12px;
  color: var(--text-low);
  display: flex;
  align-items: center;
  gap: 6px;
}
@media (max-width: 1024px) {
  .featured-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .featured-grid { grid-template-columns: 1fr; }
  .featured-main { min-height: 260px; }
}

/* 片单分区网格 */
.channel-tabs {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.channel-tab {
  padding: 8px 20px;
  border-radius: 100px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--text-mid);
  font-size: 14px;
  font-weight: 500;
  transition: all .3s;
}
.channel-tab:hover { color: #fff; border-color: rgba(0,229,160,0.3); }
.channel-tab.active {
  background: rgba(0,229,160,0.12);
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: inset 0 -2px 0 var(--accent);
}
.grid-channel {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.channel-item {
  border-radius: 14px;
  overflow: hidden;
  background: var(--bg-panel);
  border: 1px solid rgba(255,255,255,0.1);
  transition: all .3s;
}
.channel-item:hover {
  transform: translateY(-4px);
  border-color: rgba(0,229,160,0.5);
  box-shadow: 0 0 20px rgba(0,229,160,0.15);
}
.channel-item img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}
.channel-item-copy { padding: 14px 16px 18px; }
.channel-item-copy .card-badge { margin-bottom: 6px; }
.channel-item-copy h4 {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 4px;
}
.channel-item-copy p {
  font-size: 13px;
  color: var(--text-low);
  line-height: 1.5;
}
.channel-item-copy .channel-date {
  display: block;
  font-size: 12px;
  color: var(--text-low);
  margin-top: 8px;
}
@media (max-width: 1024px) {
  .grid-channel { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 520px) {
  .grid-channel { grid-template-columns: 1fr; }
}

/* 竞界动态 CMS */
.news-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.news-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 24px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  transition: all .3s;
  position: relative;
}
.news-card:hover {
  background: rgba(255,255,255,0.09);
  border-left: 3px solid var(--accent);
  transform: translateX(4px);
}
.news-card::before {
  content: "";
  position: absolute;
  left: 0; top: 24px; bottom: 24px;
  width: 3px;
  border-radius: 4px;
  background: var(--accent);
  opacity: 0;
  box-shadow: 0 0 12px rgba(0,229,160,0.6);
  transition: opacity .3s;
}
.news-card:hover::before { opacity: 1; }
.news-date {
  flex-shrink: 0;
  width: 56px;
  text-align: center;
  padding: 10px 0;
  background: rgba(123,92,255,0.12);
  border: 1px solid rgba(123,92,255,0.25);
  border-radius: 12px;
}
.news-date .day {
  display: block;
  font-size: 22px;
  font-weight: 800;
  color: #b9a6ff;
  line-height: 1.1;
}
.news-date .month {
  font-size: 12px;
  color: var(--text-low);
}
.news-main {
  flex: 1;
  min-width: 0;
}
.news-main h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-hi);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 4px;
}
.news-main p {
  font-size: 14px;
  color: var(--text-mid);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.6;
}
.news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
  font-size: 12px;
  color: var(--text-low);
}
.news-arrow {
  flex-shrink: 0;
  width: 40px; height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  color: var(--text-mid);
  font-size: 14px;
  transition: all .3s;
}
.news-card:hover .news-arrow {
  color: var(--accent);
  background: rgba(0,229,160,0.1);
}
@media (max-width: 768px) {
  .news-card { flex-direction: column; align-items: flex-start; gap: 12px; }
  .news-arrow { display: none; }
}
.empty-state {
  text-align: center;
  padding: 48px 24px;
  background: rgba(255,255,255,0.04);
  border: 1px dashed rgba(255,255,255,0.15);
  border-radius: 16px;
  color: var(--text-mid);
  font-size: 16px;
}
.empty-state i { font-size: 32px; color: var(--text-low); margin-bottom: 12px; }
.empty-state a { color: var(--accent); margin-left: 8px; }

/* FAQ */
.faq-wrap {
  max-width: 800px;
  margin: 0 auto;
}
.faq-item {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: 12px;
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color .3s;
}
.faq-item:hover { border-color: rgba(0,229,160,0.3); }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-hi);
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  transition: color .3s;
}
.faq-question:hover { color: var(--accent); }
.faq-question .faq-icon {
  width: 28px; height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  color: var(--text-mid);
  transition: transform .3s;
  flex-shrink: 0;
}
.faq-item.open .faq-icon { transform: rotate(45deg); color: var(--accent); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease;
  padding: 0 22px;
  color: var(--text-mid);
  font-size: 14px;
  line-height: 1.75;
}
.faq-item.open .faq-answer {
  max-height: 500px;
  padding: 0 22px 20px;
}

/* CTA 订阅 */
.cta-section {
  background: radial-gradient(ellipse at center, rgba(0,229,160,0.08), transparent 70%),
    radial-gradient(ellipse at 80% 20%, rgba(123,92,255,0.08), transparent 50%),
    var(--bg-deep);
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}
.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}
.cta-inner h2 {
  font-size: 30px;
  font-weight: 700;
  margin-bottom: 12px;
  background: linear-gradient(120deg, #00E5A0, #7B5CFF);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.cta-inner p {
  color: var(--text-mid);
  font-size: 15px;
  margin-bottom: 30px;
}
.cta-form {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.cta-form input {
  flex: 1;
  min-width: 220px;
  max-width: 380px;
  padding: 14px 18px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 10px;
  color: #fff;
  font-size: 15px;
  transition: all .3s;
  min-height: 48px;
}
.cta-form input::placeholder { color: var(--text-low); }
.cta-form input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,229,160,0.15);
}
.cta-form .btn-primary { min-height: 48px; }
@media (max-width: 520px) {
  .cta-form { flex-direction: column; }
  .cta-form input { max-width: 100%; width: 100%; }
  .cta-form .btn-primary { width: 100%; justify-content: center; }
}

/* 页脚 */
.site-footer {
  background: var(--bg-deep);
  padding-top: 60px;
  padding-bottom: 30px;
}
.footer-top-line {
  border: none;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0,229,160,0.5), rgba(123,92,255,0.5), transparent);
  margin-bottom: 50px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}
.footer-brand p {
  font-size: 13px;
  color: var(--text-low);
  line-height: 1.8;
  max-width: 280px;
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-hi);
  margin-bottom: 16px;
}
.footer-col ul {
  list-style: none;
}
.footer-col li {
  margin-bottom: 10px;
}
.footer-col a {
  font-size: 14px;
  color: var(--text-mid);
  transition: color .3s;
}
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--text-low);
}
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* 通用卡片玻璃效果 */
.glass-panel {
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
}
.text-gradient {
  background: linear-gradient(120deg, #00E5A0, #7B5CFF);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.section-tag {
  display: inline-block;
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--text-low);
  margin-bottom: 8px;
  text-transform: uppercase;
}

/* roulang page: article */
:root {
  --bg-deep:#0B1026;
  --bg-dark:#121A35;
  --bg-panel:#182246;
  --primary:#22409A;
  --accent:#00E5A0;
  --accent-2:#2EE6B0;
  --aux:#7B5CFF;
  --glass:rgba(255,255,255,0.08);
  --glass-border:rgba(255,255,255,0.12);
  --text-hi:#EAF0FF;
  --text-mid:#A5B3D9;
  --text-low:#6A7AA8;
  --radius:14px;
  --radius-sm:10px;
  --shadow-card:0 4px 24px rgba(0,0,0,0.35),0 0 0 1px rgba(255,255,255,0.05);
  --glow:0 0 20px rgba(0,229,160,0.45);
  --font-sans:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-display:"Rajdhani","Inter","PingFang SC","Microsoft YaHei",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-sans);
  background:var(--bg-dark);
  color:var(--text-hi);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font-family:inherit;border:none;cursor:pointer;background:none;color:inherit}

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

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(11,16,38,.92);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.site-header::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--accent),var(--aux),transparent 80%);
  z-index:1;
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;position:relative;
}
.brand-logo{
  display:flex;align-items:center;gap:10px;
  font-size:22px;font-weight:700;letter-spacing:.5px;color:var(--text-hi);
  flex-shrink:0;
}
.logo-icon{
  width:36px;height:36px;
  background:linear-gradient(135deg,#00E5A0,#7B5CFF);
  border-radius:8px;display:flex;align-items:center;justify-content:center;
  color:#0B1026;font-size:16px;
  box-shadow:0 0 14px rgba(0,229,160,.4);
}
.logo-accent{color:var(--accent)}
.nav-links{display:flex;gap:32px;align-items:center}
.nav-links a{
  color:var(--text-mid);font-size:15px;font-weight:500;
  padding:8px 2px;position:relative;transition:color .3s;
}
.nav-links a:hover{color:var(--text-hi)}
.nav-links a.active{color:var(--text-hi)}
.nav-links a.active::after{
  content:"";position:absolute;bottom:0;left:0;width:100%;height:2px;
  background:var(--accent);box-shadow:0 0 10px rgba(0,229,160,.7);
  border-radius:2px;
}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:linear-gradient(135deg,#00E5A0,#2EE6B0);
  color:#0B1026;font-weight:600;font-size:14px;
  padding:10px 22px;border-radius:10px;
  box-shadow:0 0 20px rgba(0,229,160,.45);
  transition:all .3s ease;white-space:nowrap;flex-shrink:0;
}
.nav-cta:hover{box-shadow:0 0 32px rgba(0,229,160,.7);transform:translateY(-2px)}
.nav-cta:active{transform:translateY(0);box-shadow:0 0 18px rgba(0,229,160,.4)}
.nav-cta:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:8px;
  border:1px solid var(--glass-border);color:var(--text-hi);
  font-size:18px;align-items:center;justify-content:center;
  background:rgba(255,255,255,.04);transition:background .3s;
}
.nav-toggle:hover{background:rgba(255,255,255,.1)}

/* ===== Article Banner ===== */
.article-banner{
  position:relative;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  padding:64px 0 56px;
  overflow:hidden;
}
.article-banner::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,16,38,.88) 0%,rgba(18,26,53,.72) 55%,rgba(18,26,53,.55) 100%);
}
.article-banner::after{
  content:"";position:absolute;bottom:0;left:0;right:0;height:80px;
  background:linear-gradient(180deg,transparent,var(--bg-dark));
}
.article-banner .container-custom{position:relative;z-index:2}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--text-low);margin-bottom:22px;
}
.breadcrumb a{color:var(--text-mid);transition:color .3s}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb-sep{color:var(--text-low);opacity:.6}
.breadcrumb-current{
  color:var(--text-mid);
  max-width:420px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;
}
.banner-meta{display:flex;align-items:center;gap:14px;margin-bottom:18px}
.category-pill{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(123,92,255,.18);
  border:1px solid rgba(123,92,255,.4);
  color:#C9BFFF;font-size:13px;font-weight:500;
  padding:5px 14px;border-radius:20px;
}

/* ===== Article Section ===== */
.article-section{padding:56px 0 80px;position:relative}
.article-shell{
  max-width:820px;margin:0 auto;
  background:var(--bg-panel);
  border-radius:16px;
  border:1px solid rgba(255,255,255,.06);
  box-shadow:var(--shadow-card);
  padding:48px 56px 44px;
  position:relative;
  overflow:hidden;
}
.article-shell::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--accent),var(--aux),transparent);
}
.article-header{margin-bottom:28px}
.article-header h1{
  font-size:32px;line-height:1.35;font-weight:800;
  color:var(--text-hi);letter-spacing:.5px;margin-bottom:18px;
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:18px;
  padding-top:18px;border-top:1px solid rgba(255,255,255,.06);
}
.meta-item{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;color:var(--text-low);
}
.meta-item i{color:var(--accent);font-size:13px}
.article-cover{
  border-radius:12px;overflow:hidden;
  border:1px solid var(--glass-border);
  box-shadow:var(--shadow-card);
  margin-bottom:32px;
}
.article-cover img{
  width:100%;height:auto;
  transition:transform .5s ease;
}
.article-cover:hover img{transform:scale(1.02)}
.article-content{
  font-size:16px;line-height:1.85;color:#C7D2EE;
}
.article-content h2{
  font-size:24px;font-weight:700;margin:36px 0 16px;
  padding-left:14px;border-left:3px solid var(--accent);
  line-height:1.4;color:var(--text-hi);
}
.article-content h3{
  font-size:18px;font-weight:600;margin:28px 0 12px;
  color:var(--text-hi);line-height:1.5;
}
.article-content p{margin-bottom:16px}
.article-content img{border-radius:12px;margin:24px 0;border:1px solid var(--glass-border);box-shadow:var(--shadow-card)}
.article-content blockquote{
  border-left:3px solid var(--accent);
  background:rgba(255,255,255,.04);
  padding:16px 20px;border-radius:0 10px 10px 0;
  margin:24px 0;color:var(--text-mid);
}
.article-content ul,.article-content ol{margin:16px 0;padding-left:24px}
.article-content ul li{list-style:disc;margin-bottom:8px;color:#C7D2EE}
.article-content ol li{list-style:decimal;margin-bottom:8px;color:#C7D2EE}
.article-content a{color:var(--accent);border-bottom:1px solid rgba(0,229,160,.3);transition:all .3s}
.article-content a:hover{color:#8FF5D4;border-bottom-color:transparent}
.article-content table{width:100%;border-collapse:collapse;margin:24px 0}
.article-content th,.article-content td{
  border:1px solid rgba(255,255,255,.1);padding:10px 14px;text-align:left;
}
.article-content th{background:rgba(255,255,255,.05);color:var(--text-hi);font-weight:600}
.article-tags{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  margin-top:36px;padding-top:24px;
  border-top:1px solid rgba(255,255,255,.06);
}
.article-tags .tag-label{font-size:13px;color:var(--text-low);margin-right:4px}
.article-tags .tag-chip{
  font-size:12px;color:var(--text-mid);
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);
  padding:4px 12px;border-radius:16px;
  transition:all .3s;
}
.article-tags .tag-chip:hover{color:var(--accent);border-color:rgba(0,229,160,.4)}
.article-end{
  text-align:center;margin-top:40px;position:relative;
}
.article-end::before{
  content:"";position:absolute;left:0;right:0;top:50%;height:1px;
  background:rgba(255,255,255,.08);
}
.article-end span{
  background:var(--bg-panel);position:relative;z-index:1;
  padding:0 14px;font-size:12px;color:var(--text-low);
  letter-spacing:2px;
}

/* ===== Not Found ===== */
.not-found{
  text-align:center;padding:60px 0 40px;
}
.not-found .not-found-icon{
  width:72px;height:72px;margin:0 auto 22px;
  border-radius:50%;
  background:rgba(255,255,255,.05);
  border:1px solid var(--glass-border);
  display:flex;align-items:center;justify-content:center;
  font-size:28px;color:var(--text-low);
}
.not-found h3{font-size:22px;font-weight:700;color:var(--text-hi);margin-bottom:8px}
.not-found p{color:var(--text-mid);font-size:14px;margin-bottom:28px}

/* ===== Buttons ===== */
.btn-primary{
  display:inline-flex;align-items:center;gap:8px;
  background:linear-gradient(135deg,#00E5A0,#2EE6B0);
  color:#0B1026;font-weight:600;font-size:15px;
  padding:12px 28px;border-radius:10px;
  box-shadow:0 0 20px rgba(0,229,160,.45);
  transition:all .3s ease;
}
.btn-primary:hover{box-shadow:0 0 32px rgba(0,229,160,.7);transform:translateY(-2px)}
.btn-primary:active{transform:translateY(0)}
.btn-primary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--aux);
  color:#C9BFFF;font-weight:500;font-size:14px;
  padding:11px 26px;border-radius:10px;
  transition:all .3s ease;
}
.btn-ghost:hover{background:rgba(123,92,255,.12);box-shadow:0 0 18px rgba(123,92,255,.35);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-ghost:focus-visible{outline:2px solid var(--aux);outline-offset:3px}

/* ===== Related Section ===== */
.related-section{
  padding:0 0 80px;
  background:var(--bg-dark);
}
.section-head{
  display:flex;align-items:center;gap:14px;margin-bottom:36px;
}
.section-head .section-bar{
  width:3px;height:22px;background:var(--accent);
  box-shadow:0 0 10px rgba(0,229,160,.6);
  border-radius:2px;
}
.section-head h2{
  font-size:26px;font-weight:700;color:var(--text-hi);letter-spacing:.5px;
}
.related-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.related-card{
  background:var(--bg-panel);
  border-radius:14px;overflow:hidden;
  border:1px solid rgba(255,255,255,.06);
  box-shadow:var(--shadow-card);
  transition:all .35s ease;
}
.related-card:hover{
  transform:translateY(-5px);
  border-color:rgba(0,229,160,.35);
  box-shadow:0 8px 32px rgba(0,0,0,.45),0 0 0 1px rgba(0,229,160,.2),0 0 24px rgba(0,229,160,.12);
}
.related-card .card-cover{
  aspect-ratio:16/10;overflow:hidden;position:relative;
}
.related-card .card-cover img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .5s ease;
}
.related-card:hover .card-cover img{transform:scale(1.05)}
.related-card .card-cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 55%,rgba(11,16,38,.75));
}
.related-card .card-info{
  padding:18px 20px 22px;position:relative;
}
.related-card .card-cat{
  display:inline-block;font-size:11px;color:var(--accent);
  background:rgba(0,229,160,.1);
  border:1px solid rgba(0,229,160,.25);
  padding:2px 10px;border-radius:12px;margin-bottom:10px;
  letter-spacing:.5px;
}
.related-card h3{
  font-size:17px;font-weight:600;line-height:1.5;
  color:var(--text-hi);margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.related-card .card-date{
  font-size:12px;color:var(--text-low);
  display:flex;align-items:center;gap:6px;
}
.related-actions{
  text-align:center;margin-top:44px;
}

/* ===== CTA Section ===== */
.cta-section{
  position:relative;padding:80px 0;
  background:var(--bg-deep);
  overflow:hidden;
}
.cta-section::before{
  content:"";position:absolute;
  top:-40%;right:-20%;width:60%;height:130%;
  background:radial-gradient(ellipse at center,rgba(0,229,160,.18),transparent 70%);
  pointer-events:none;
}
.cta-section::after{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:48px 48px;
  pointer-events:none;
}
.cta-content{position:relative;z-index:2;text-align:center;max-width:640px;margin:0 auto}
.cta-content h2{
  font-size:32px;font-weight:800;color:var(--text-hi);
  margin-bottom:14px;letter-spacing:.5px;
}
.cta-content h2 em{
  font-style:normal;color:var(--accent);
  text-shadow:0 0 24px rgba(0,229,160,.5);
}
.cta-content p{
  color:var(--text-mid);font-size:16px;margin-bottom:36px;line-height:1.8;
}
.cta-form{
  display:flex;gap:14px;max-width:520px;margin:0 auto;
}
.cta-form input{
  flex:1;height:52px;
  background:rgba(255,255,255,.06);
  border:1px solid var(--glass-border);
  border-radius:10px;
  padding:0 18px;color:var(--text-hi);font-size:14px;
  outline:none;transition:all .3s ease;
}
.cta-form input::placeholder{color:var(--text-low)}
.cta-form input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,229,160,.15);background:rgba(255,255,255,.08)}
.cta-form .btn-primary{height:52px;padding:0 30px;border-radius:10px;white-space:nowrap}
.cta-note{
  margin-top:16px;font-size:12px;color:var(--text-low);
}

/* ===== Footer ===== */
.site-footer{
  background:var(--bg-deep);
  padding:64px 0 28px;
  border-top:2px solid rgba(255,255,255,.06);
}
.footer-top-line{
  border:none;height:1px;margin-bottom:52px;
  background:linear-gradient(90deg,var(--accent),rgba(0,229,160,.1),transparent);
}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:48px;
  padding-bottom:48px;
}
.footer-brand h3{
  font-size:20px;font-weight:700;color:var(--text-hi);
  display:flex;align-items:center;gap:10px;margin-bottom:18px;
}
.footer-brand p{
  font-size:13px;line-height:1.85;color:var(--text-low);
  max-width:320px;
}
.footer-col h4{
  font-size:15px;font-weight:600;color:var(--text-hi);
  margin-bottom:18px;letter-spacing:.5px;
}
.footer-col ul li{margin-bottom:12px}
.footer-col ul li a{
  font-size:13px;color:var(--text-low);
  transition:color .3s,padding-left .3s;
}
.footer-col ul li a:hover{color:var(--accent);padding-left:4px}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;
  padding-top:24px;border-top:1px solid rgba(255,255,255,.05);
  font-size:12px;color:var(--text-low);
}

/* ===== Mobile ===== */
.nav-toggle.open i{transform:rotate(90deg)}
.nav-toggle i{transition:transform .3s}

@media (max-width: 768px){
  .container-custom{padding:0 18px}
  .nav-links{
    position:fixed;top:0;right:-100%;
    width:82%;max-width:340px;height:100vh;
    background:rgba(11,16,38,.98);
    backdrop-filter:blur(20px);
    -webkit-backdrop-filter:blur(20px);
    flex-direction:column;justify-content:center;gap:30px;
    transition:right .35s ease;
    box-shadow:-20px 0 60px rgba(0,0,0,.6);
    border-left:1px solid var(--glass-border);
    z-index:200;
  }
  .nav-links.open{right:0}
  .nav-links a{font-size:18px;font-weight:600}
  .nav-links a.active::after{width:60%;left:20%}
  .nav-toggle{display:flex;position:relative;z-index:300}
  .nav-cta{display:none}
  .article-banner{padding:48px 0 42px}
  .article-shell{padding:32px 22px 36px;border-radius:12px;margin-left:-6px;margin-right:-6px}
  .article-header h1{font-size:24px}
  .article-meta{gap:12px;flex-wrap:wrap}
  .related-grid{grid-template-columns:1fr;gap:18px}
  .section-head h2{font-size:22px}
  .cta-section{padding:56px 0}
  .cta-content h2{font-size:25px}
  .cta-form{flex-direction:column;gap:12px}
  .cta-form input{width:100%}
  .cta-form .btn-primary{width:100%;display:flex;align-items:center;justify-content:center}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .footer-brand{grid-column:span 2}
  .footer-bottom{flex-direction:column;gap:8px;text-align:center}
  .banner-meta{margin-bottom:12px}
}

@media (max-width: 520px){
  .article-shell{padding:26px 18px 30px}
  .article-header h1{font-size:21px;line-height:1.45}
  .article-content{font-size:15px;line-height:1.8}
  .article-content h2{font-size:20px}
  .related-card h3{font-size:16px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-brand{grid-column:span 1}
  .container-custom{padding:0 16px}
}

/* Focus visible general */
a:focus-visible,button:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
  border-radius:4px;
}

/* roulang page: category1 */
:root {
      --bg-deep: #0B1026;
      --bg-dark: #121A35;
      --bg-panel: #182246;
      --primary: #22409A;
      --accent: #00E5A0;
      --aux: #7B5CFF;
      --text-hi: #EAF0FF;
      --text-mid: #A5B3D9;
      --text-low: #6A7AA8;
      --glass-bg: rgba(255, 255, 255, 0.08);
      --glass-border: rgba(255, 255, 255, 0.12);
      --radius-lg: 16px;
      --radius-md: 12px;
      --radius-sm: 8px;
      --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.35);
      --glow-accent: 0 0 20px rgba(0, 229, 160, 0.45);
      --glow-aux: 0 0 20px rgba(123, 92, 255, 0.35);
      --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      --font-num: "Rajdhani", "Inter", sans-serif;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--font-cn);
      background-color: var(--bg-dark);
      color: var(--text-hi);
      line-height: 1.7;
      font-size: 16px;
      max-width: 100vw;
      overflow-x: hidden;
    }

    a {
      text-decoration: none;
      color: inherit;
      transition: color 0.3s ease;
    }

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

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

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

    @media (max-width: 640px) {
      .container-custom {
        padding-left: 16px;
        padding-right: 16px;
      }
    }

    /* ---------- 霓虹导航 ---------- */
    .site-header {
      background: rgba(11, 16, 38, 0.96);
      border-top: 3px solid transparent;
      border-image: linear-gradient(90deg, var(--accent), #7e5cff, var(--accent)) 1;
      border-image-slice: 1;
      position: sticky;
      top: 0;
      z-index: 1000;
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
    }

    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
      gap: 20px;
      flex-shrink: 0;
    }

    .brand-logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-size: 22px;
      font-weight: 800;
      color: var(--text-hi);
      letter-spacing: 0.02em;
      white-space: nowrap;
    }

    .brand-logo .logo-icon {
      width: 36px;
      height: 36px;
      border-radius: 9px;
      background: linear-gradient(135deg, var(--accent), var(--aux));
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: var(--bg-deep);
      font-size: 16px;
      box-shadow: 0 0 18px rgba(0, 229, 160, 0.35);
    }

    .logo-accent {
      color: var(--accent);
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 32px;
      flex: 1;
      justify-content: center;
    }

    .nav-links a {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-mid);
      position: relative;
      padding: 8px 0;
      letter-spacing: 0.02em;
    }

    .nav-links a:hover {
      color: var(--text-hi);
    }

    .nav-links a.active {
      color: var(--accent);
      text-shadow: 0 0 12px rgba(0, 229, 160, 0.5);
    }

    .nav-links a.active::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      height: 2px;
      background: var(--accent);
      box-shadow: 0 0 12px var(--accent);
      border-radius: 2px;
    }

    .nav-cta {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: linear-gradient(135deg, var(--accent), #2ee6b0);
      color: var(--bg-deep);
      font-weight: 700;
      font-size: 14px;
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      box-shadow: var(--glow-accent);
      transition: all 0.3s ease;
      white-space: nowrap;
    }

    .nav-cta:hover {
      box-shadow: 0 0 28px rgba(0, 229, 160, 0.7);
      transform: translateY(-2px);
    }

    .nav-cta:active {
      transform: translateY(0);
    }

    .nav-toggle {
      display: none;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.12);
      color: var(--text-hi);
      width: 42px;
      height: 42px;
      border-radius: var(--radius-sm);
      font-size: 18px;
      cursor: pointer;
      align-items: center;
      justify-content: center;
      transition: background 0.3s ease;
    }

    .nav-toggle:hover {
      background: rgba(255, 255, 255, 0.15);
    }

    @media (max-width: 768px) {
      .nav-inner {
        height: 64px;
      }

      .nav-cta {
        display: none;
      }

      .nav-toggle {
        display: inline-flex;
      }

      .nav-links {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(11, 16, 38, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        gap: 12px;
        padding: 60px 24px;
        transform: translateX(100%);
        transition: transform 0.4s ease;
        z-index: 999;
      }

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

      .nav-links a {
        font-size: 20px;
        padding: 16px 0;
        width: 100%;
        max-width: 280px;
        text-align: center;
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      }

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

      .nav-links a.active {
        background: rgba(255, 255, 255, 0.04);
        border-radius: 10px;
      }
    }

    /* ---------- 通用按钮 ---------- */
    .btn-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      background: linear-gradient(135deg, var(--accent), #2ee6b0);
      color: var(--bg-deep);
      font-weight: 700;
      font-size: 15px;
      padding: 14px 28px;
      border-radius: var(--radius-sm);
      box-shadow: var(--glow-accent);
      transition: all 0.3s ease;
      cursor: pointer;
      letter-spacing: 0.02em;
      min-height: 48px;
    }

    .btn-primary:hover {
      box-shadow: 0 0 32px rgba(0, 229, 160, 0.7);
      transform: translateY(-2px);
    }

    .btn-primary:active {
      transform: translateY(1px);
    }

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

    .btn-secondary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      background: transparent;
      border: 1px solid var(--aux);
      color: var(--aux);
      font-weight: 600;
      font-size: 15px;
      padding: 14px 28px;
      border-radius: var(--radius-sm);
      transition: all 0.3s ease;
      cursor: pointer;
      min-height: 48px;
    }

    .btn-secondary:hover {
      background: rgba(123, 92, 255, 0.12);
      box-shadow: var(--glow-aux);
      transform: translateY(-2px);
    }

    .btn-secondary:active {
      transform: translateY(1px);
    }

    /* ---------- Hero ---------- */
    .category-hero {
      position: relative;
      min-height: 520px;
      display: flex;
      align-items: center;
      overflow: hidden;
      background:
        linear-gradient(90deg, rgba(11, 16, 38, 0.92) 0%, rgba(18, 26, 53, 0.75) 45%, rgba(18, 26, 53, 0.45) 80%),
        linear-gradient(0deg, rgba(11, 16, 38, 0.9) 0%, rgba(18, 26, 53, 0.2) 60%),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    }

    .category-hero::after {
      content: "";
      position: absolute;
      inset: 0;
      background: radial-gradient(ellipse at 80% 20%, rgba(123, 92, 255, 0.25), transparent 50%),
        radial-gradient(ellipse at 10% 80%, rgba(0, 229, 160, 0.15), transparent 45%);
      pointer-events: none;
    }

    .category-hero .hero-content {
      position: relative;
      z-index: 2;
      max-width: 720px;
    }

    .category-hero .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.14);
      padding: 6px 16px;
      border-radius: 40px;
      font-size: 13px;
      color: var(--text-mid);
      margin-bottom: 20px;
      backdrop-filter: blur(8px);
      -webkit-backdrop-filter: blur(8px);
    }

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

    .category-hero h1 {
      font-size: 52px;
      font-weight: 800;
      line-height: 1.15;
      letter-spacing: 0.02em;
      margin-bottom: 18px;
    }

    .category-hero h1 .accent {
      color: var(--accent);
      text-shadow: 0 0 24px rgba(0, 229, 160, 0.5);
    }

    .category-hero .hero-sub {
      font-size: 18px;
      color: var(--text-mid);
      line-height: 1.8;
      margin-bottom: 32px;
      max-width: 540px;
    }

    .category-hero .hero-actions {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
    }

    @media (max-width: 768px) {
      .category-hero {
        min-height: 460px;
      }

      .category-hero h1 {
        font-size: 34px;
      }

      .category-hero .hero-sub {
        font-size: 16px;
      }

      .category-hero .hero-actions {
        flex-direction: column;
        align-items: stretch;
      }
    }

    /* ---------- 玻璃卡片 ---------- */
    .glass-card {
      background: var(--glass-bg);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-lg);
      transition: all 0.3s ease;
    }

    .glass-card:hover {
      background: rgba(255, 255, 255, 0.12);
      border-color: rgba(0, 229, 160, 0.4);
      transform: translateY(-4px);
      box-shadow: var(--shadow-card), 0 0 20px rgba(0, 229, 160, 0.08);
    }

    /* ---------- 板块标题 ---------- */
    .section-title-wrap {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-bottom: 40px;
    }

    .section-title-wrap .bar {
      width: 4px;
      height: 28px;
      background: linear-gradient(180deg, var(--accent), transparent);
      border-radius: 4px;
      box-shadow: 0 0 12px rgba(0, 229, 160, 0.4);
    }

    .section-title-wrap h2 {
      font-size: 30px;
      font-weight: 700;
      letter-spacing: 0.02em;
    }

    .section-title-wrap .sub {
      color: var(--text-low);
      font-size: 14px;
      margin-top: 6px;
    }

    @media (max-width: 640px) {
      .section-title-wrap h2 {
        font-size: 24px;
      }
    }

    /* ---------- 分类索引 ---------- */
    .category-index {
      padding: 80px 0;
      background: var(--bg-dark);
    }

    .index-rail {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.06);
      border-radius: var(--radius-lg);
      padding: 24px 16px;
      position: sticky;
      top: 92px;
    }

    .index-rail .rail-head {
      font-size: 14px;
      font-weight: 700;
      color: var(--text-mid);
      letter-spacing: 0.1em;
      padding: 0 12px 14px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .index-rail .rail-head i {
      color: var(--accent);
    }

    .index-rail a {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 12px 14px;
      border-radius: 10px;
      font-size: 14px;
      color: var(--text-mid);
      border-left: 3px solid transparent;
      transition: all 0.25s ease;
      margin-bottom: 2px;
    }

    .index-rail a:hover {
      background: rgba(255, 255, 255, 0.06);
      color: var(--text-hi);
      border-left-color: var(--accent);
    }

    .index-rail a .num {
      font-family: var(--font-num);
      font-size: 13px;
      color: var(--text-low);
      min-width: 24px;
    }

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

    .preview-card {
      border-radius: var(--radius-lg);
      overflow: hidden;
      background: var(--bg-panel);
      border: 1px solid rgba(255, 255, 255, 0.06);
      transition: all 0.3s ease;
      position: relative;
    }

    .preview-card:hover {
      border-color: rgba(0, 229, 160, 0.35);
      transform: translateY(-4px);
      box-shadow: var(--shadow-card), 0 0 24px rgba(0, 229, 160, 0.06);
    }

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

    .preview-card .cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

    .preview-card:hover .cover img {
      transform: scale(1.03);
    }

    .preview-card .cover::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 40%, rgba(11, 16, 38, 0.85) 100%);
    }

    .preview-card .badge {
      position: absolute;
      top: 14px;
      left: 14px;
      z-index: 2;
      background: rgba(11, 16, 38, 0.7);
      backdrop-filter: blur(8px);
      -webkit-backdrop-filter: blur(8px);
      border: 1px solid rgba(0, 229, 160, 0.3);
      color: var(--accent);
      font-size: 12px;
      font-weight: 600;
      padding: 4px 12px;
      border-radius: 30px;
    }

    .preview-card .info {
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      z-index: 2;
      padding: 20px;
    }

    .preview-card .info h3 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 6px;
    }

    .preview-card .info p {
      font-size: 13px;
      color: var(--text-mid);
      line-height: 1.6;
    }

    @media (max-width: 992px) {
      .preview-grid {
        grid-template-columns: 1fr;
      }

      .index-rail {
        position: static;
      }
    }

    /* ---------- 特色横向卡片 ---------- */
    .category-features {
      padding: 80px 0;
      background: var(--bg-deep);
    }

    .feature-scroll {
      display: flex;
      gap: 20px;
      overflow-x: auto;
      scroll-behavior: smooth;
      padding-bottom: 16px;
      scrollbar-width: none;
      -ms-overflow-style: none;
    }

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

    .feature-card {
      flex-shrink: 0;
      width: 280px;
      border-radius: var(--radius-lg);
      padding: 24px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.08);
      transition: all 0.3s ease;
    }

    .feature-card:hover {
      background: rgba(255, 255, 255, 0.09);
      border-color: rgba(0, 229, 160, 0.3);
      transform: translateY(-4px);
    }

    .feature-card .icon {
      width: 44px;
      height: 44px;
      border-radius: 12px;
      background: linear-gradient(135deg, rgba(0, 229, 160, 0.15), rgba(123, 92, 255, 0.15));
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--accent);
      font-size: 18px;
      margin-bottom: 16px;
    }

    .feature-card h3 {
      font-size: 17px;
      font-weight: 700;
      margin-bottom: 8px;
    }

    .feature-card p {
      font-size: 13px;
      color: var(--text-mid);
      line-height: 1.7;
    }

    /* ---------- 数据统计 ---------- */
    .category-stats {
      padding: 80px 0;
      background: var(--bg-dark);
    }

    .stats-wrap {
      background: linear-gradient(135deg, rgba(34, 64, 154, 0.15), rgba(123, 92, 255, 0.1), rgba(11, 16, 38, 0.3));
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-lg);
      padding: 48px 40px;
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
    }

    .stats-wrap .stat-item {
      text-align: center;
      padding: 16px;
    }

    .stats-wrap .stat-item .number {
      font-family: var(--font-num);
      font-size: 48px;
      font-weight: 700;
      color: var(--accent);
      text-shadow: 0 0 24px rgba(0, 229, 160, 0.4);
      line-height: 1.1;
    }

    .stats-wrap .stat-item .label {
      font-size: 14px;
      color: var(--text-mid);
      margin-top: 8px;
    }

    @media (max-width: 768px) {
      .stats-wrap {
        grid-template-columns: 1fr;
        gap: 16px;
        padding: 32px 20px;
      }

      .stats-wrap .stat-item .number {
        font-size: 36px;
      }
    }

    /* ---------- 使用流程 ---------- */
    .category-workflow {
      padding: 80px 0;
      background: var(--bg-deep);
    }

    .workflow-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      counter-reset: step;
    }

    .workflow-step {
      position: relative;
      padding: 28px 22px;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.07);
      border-radius: var(--radius-lg);
      transition: all 0.3s ease;
    }

    .workflow-step:hover {
      border-color: rgba(123, 92, 255, 0.35);
      background: rgba(255, 255, 255, 0.06);
    }

    .workflow-step .step-num {
      font-family: var(--font-num);
      font-size: 14px;
      font-weight: 700;
      color: var(--aux);
      letter-spacing: 0.08em;
      margin-bottom: 12px;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .workflow-step .step-num::before {
      content: "0" counter(step);
      counter-increment: step;
    }

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

    .workflow-step p {
      font-size: 13px;
      color: var(--text-mid);
      line-height: 1.7;
    }

    .workflow-step .arrow {
      position: absolute;
      right: -18px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--text-low);
      font-size: 16px;
      z-index: 2;
    }

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

      .workflow-step .arrow {
        display: none;
      }
    }

    @media (max-width: 640px) {
      .workflow-steps {
        grid-template-columns: 1fr;
      }
    }

    /* ---------- FAQ ---------- */
    .category-faq {
      padding: 80px 0;
      background: var(--bg-dark);
    }

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

    .faq-item {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-md);
      margin-bottom: 14px;
      overflow: hidden;
      transition: border-color 0.3s ease;
    }

    .faq-item:hover {
      border-color: rgba(0, 229, 160, 0.25);
    }

    .faq-item.open {
      border-color: rgba(0, 229, 160, 0.35);
    }

    .faq-question {
      width: 100%;
      background: transparent;
      color: var(--text-hi);
      font-size: 16px;
      font-weight: 600;
      text-align: left;
      padding: 20px 24px;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      transition: color 0.3s ease;
    }

    .faq-question:hover {
      color: var(--accent);
    }

    .faq-question .icon {
      font-size: 20px;
      color: var(--text-low);
      transition: transform 0.3s ease;
      flex-shrink: 0;
    }

    .faq-item.open .faq-question .icon {
      transform: rotate(45deg);
      color: var(--accent);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.4s ease, padding 0.3s ease;
      padding: 0 24px;
    }

    .faq-item.open .faq-answer {
      max-height: 240px;
      padding: 0 24px 20px;
    }

    .faq-answer p {
      font-size: 14px;
      color: var(--text-mid);
      line-height: 1.8;
    }

    /* ---------- CTA ---------- */
    .category-cta {
      padding: 90px 0;
      position: relative;
      overflow: hidden;
      background:
        radial-gradient(ellipse at 50% 60%, rgba(0, 229, 160, 0.12) 0%, transparent 60%),
        linear-gradient(180deg, transparent 0%, rgba(11, 16, 38, 0.9) 100%),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat fixed;
    }

    .category-cta::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
      background-size: 40px 40px;
      mask-image: linear-gradient(90deg, transparent, black 30%, black 70%, transparent);
      pointer-events: none;
    }

    .category-cta .cta-inner {
      position: relative;
      z-index: 2;
      max-width: 720px;
      margin: 0 auto;
      text-align: center;
    }

    .category-cta h2 {
      font-size: 36px;
      font-weight: 800;
      margin-bottom: 14px;
    }

    .category-cta h2 .accent {
      color: var(--accent);
    }

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

    .cta-form {
      display: flex;
      gap: 12px;
      max-width: 480px;
      margin: 0 auto;
    }

    .cta-form input {
      flex: 1;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: var(--radius-sm);
      padding: 14px 18px;
      color: var(--text-hi);
      font-size: 15px;
      transition: all 0.3s ease;
      min-height: 48px;
    }

    .cta-form input::placeholder {
      color: var(--text-low);
    }

    .cta-form input:focus {
      border-color: var(--accent);
      box-shadow: 0 0 16px rgba(0, 229, 160, 0.2);
      background: rgba(255, 255, 255, 0.12);
    }

    @media (max-width: 640px) {
      .category-cta {
        padding: 60px 0;
      }

      .category-cta h2 {
        font-size: 28px;
      }

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

    /* ---------- 页脚 ---------- */
    .site-footer {
      background: var(--bg-deep);
      padding: 60px 0 24px;
    }

    .footer-top-line {
      border: 0;
      height: 1px;
      background: linear-gradient(90deg, transparent, rgba(0, 229, 160, 0.4), rgba(123, 92, 255, 0.4), transparent);
      margin-bottom: 48px;
    }

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

    .footer-brand h3 {
      font-size: 22px;
      font-weight: 800;
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 14px;
    }

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

    .footer-col h4 {
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 18px;
      letter-spacing: 0.04em;
    }

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

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

    .footer-col ul a {
      font-size: 14px;
      color: var(--text-mid);
      transition: color 0.3s ease, padding-left 0.3s ease;
      display: inline-block;
    }

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

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 13px;
      color: var(--text-low);
    }

    @media (max-width: 768px) {
      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
      }
    }

    @media (max-width: 520px) {
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .footer-bottom {
        flex-direction: column;
        text-align: center;
      }
    }