/* roulang page: index */
:root {
  --bg: #070B1A;
  --bg-soft: #0B1120;
  --primary: #1E6FFF;
  --accent: #00E5FF;
  --gold: #F5A623;
  --white: #FFFFFF;
  --text: #E6EBF5;
  --text-weak: #8B96B0;
  --card-bg: rgba(255,255,255,.05);
  --card-bg-hover: rgba(255,255,255,.08);
  --border: rgba(255,255,255,.10);
  --border-accent: rgba(0,229,255,.25);
  --radius-lg: 20px;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 8px 32px rgba(0,0,0,.35);
  --glow-primary: 0 0 12px rgba(30,111,255,.5),0 0 32px rgba(0,229,255,.15);
  --transition: all .25s ease;
  --font-stack: -apple-system,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Helvetica Neue",sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-stack);
  background: var(--bg);
  background-image: radial-gradient(1200px 600px at 20% -10%, rgba(11,17,32,.9), rgba(6,10,26,.2));
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { font-family: inherit; }
::selection { background: rgba(30,111,255,.4); color: #fff; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 48px; padding: 0 28px; border-radius: var(--radius-sm);
  font-size: 15px; font-weight: 600; cursor: pointer; border: none;
  transition: var(--transition); white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  box-shadow: 0 0 12px rgba(30,111,255,.4), 0 0 28px rgba(0,229,255,.12);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 18px rgba(30,111,255,.6), 0 0 40px rgba(0,229,255,.25);
  filter: brightness(1.05);
}
.btn-outline {
  background: transparent;
  border: 1px solid rgba(255,255,255,.25);
  color: var(--text);
}
.btn-outline:hover {
  border-color: var(--accent);
  background: rgba(0,229,255,.06);
  color: #fff;
  transform: translateY(-2px);
}
.btn-sm { height: 40px; padding: 0 20px; font-size: 14px; }
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100; height: 64px;
  background: rgba(6,10,26,.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px; gap: 24px;
}
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-icon {
  width: 34px; height: 34px; border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff; font-size: 16px;
  box-shadow: 0 0 10px rgba(0,229,255,.35);
}
.brand-name { font-size: 18px; font-weight: 700; letter-spacing: -.3px; color: #fff; }
.main-nav { display: flex; align-items: center; gap: 28px; }
.nav-link {
  font-size: 14px; color: var(--text-weak);
  position: relative; padding: 8px 2px;
  transition: var(--transition);
}
.nav-link:hover { color: #fff; }
.nav-link.active { color: #fff; }
.nav-link.active::after {
  content: '';
  position: absolute; left: 50%; transform: translateX(-50%); bottom: 0;
  width: 18px; height: 3px; border-radius: 99px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  box-shadow: 0 0 8px rgba(0,229,255,.7);
}
.header-actions { display: flex; align-items: center; gap: 14px; }
.btn-header { height: 40px; padding: 0 22px; border-radius: 999px; }
.menu-toggle {
  display: none; width: 42px; height: 42px; border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.06);
  color: #fff; font-size: 18px; cursor: pointer;
  align-items: center; justify-content: center;
}
.hero {
  position: relative; min-height: min(720px, 92vh);
  display: flex; align-items: center;
  padding: 140px 0 88px; overflow: hidden;
  background-image: url('/assets/images/backpic/back-1.webp');
  background-size: cover; background-position: center;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(130deg, rgba(6,10,26,.95) 35%, rgba(30,111,255,.35) 100%);
}
.hero::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(800px 400px at 80% 20%, rgba(0,229,255,.08), transparent 60%);
}
.hero .grid-container { position: relative; z-index: 2; width: 100%; }
.hero-title {
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 700; line-height: 1.2; letter-spacing: -.5px;
  color: #fff; margin: 0 0 20px;
  animation: fadeUp .4s ease .1s both;
}
.hero-title .hero-gradient {
  background: linear-gradient(90deg, var(--accent), var(--primary));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub {
  font-size: 17px; line-height: 1.75; color: var(--text);
  max-width: 520px; margin: 0 0 32px;
  animation: fadeUp .4s ease .25s both;
}
.hero-btns {
  display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 44px;
  animation: fadeUp .4s ease .4s both;
}
.hero-stats {
  display: flex; gap: 38px; flex-wrap: wrap;
  animation: fadeUp .4s ease .5s both;
}
.hero-stat strong {
  display: block; font-size: 28px; font-weight: 700;
  color: #fff; letter-spacing: -.5px;
}
.hero-stat span { font-size: 13px; color: var(--text-weak); }
.hero-cover-wrap { position: relative; animation: fadeUp .7s ease .2s both; }
.hero-cover-card {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border-accent);
  box-shadow: 0 0 40px rgba(0,229,255,.14), var(--shadow);
}
.hero-cover-card::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(6,10,26,.65));
}
.hero-cover-card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.hero-badge {
  position: absolute; top: 16px; left: 16px; z-index: 2;
  display: inline-flex; align-items: center; gap: 6px;
  height: 28px; padding: 0 12px; border-radius: 999px;
  background: rgba(0,229,255,.14); color: var(--accent);
  font-size: 12px; font-weight: 600;
  border: 1px solid var(--border-accent);
  backdrop-filter: blur(8px);
}
.hero-time {
  position: absolute; bottom: 16px; right: 16px; z-index: 2;
  display: inline-flex; align-items: center; gap: 6px;
  height: 30px; padding: 0 14px; border-radius: 999px;
  background: rgba(6,10,26,.55); color: #fff; font-size: 13px; font-weight: 600;
  border: 1px solid rgba(255,255,255,.14);
  backdrop-filter: blur(8px);
}
.countdown-section { padding: 0 0 80px; position: relative; z-index: 3; margin-top: -52px; }
.countdown-panel {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; flex-wrap: wrap;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 32px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}
.countdown-left { display: flex; flex-direction: column; gap: 4px; }
.countdown-label { font-size: 14px; color: var(--text-weak); }
.countdown-badge { font-size: 14px; color: #fff; font-weight: 600; }
.countdown-grid { display: flex; gap: 14px; }
.cd-box {
  width: 86px; height: 86px; border-radius: 14px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  background: rgba(255,255,255,.06);
  border: 1px solid var(--border);
}
.cd-num {
  font-size: 36px; font-weight: 700; color: var(--accent);
  font-feature-settings: "tnum";
  text-shadow: 0 0 14px rgba(0,229,255,.45);
  line-height: 1;
}
.cd-unit { font-size: 12px; color: var(--text-weak); margin-top: 6px; }
.section { padding: 80px 0; }
.section-head { margin-bottom: 44px; max-width: 720px; }
.section-bar {
  display: block; width: 20px; height: 4px; border-radius: 99px;
  background: linear-gradient(90deg, var(--accent), transparent);
  box-shadow: 0 0 10px rgba(0,229,255,.6);
  margin-bottom: 18px;
}
.section-head h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700; color: #fff;
  margin-bottom: 12px; letter-spacing: -.5px;
}
.section-head p { font-size: 15px; color: var(--text-weak); line-height: 1.7; }
.news-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; max-width: none; }
.section-more {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; color: var(--accent); font-weight: 600;
  transition: var(--transition); flex-shrink: 0;
}
.section-more:hover { gap: 12px; color: var(--white); }
.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px; overflow: hidden;
  height: 100%; display: flex; flex-direction: column;
  transition: var(--transition);
}
.feature-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0,229,255,.35);
  box-shadow: 0 16px 40px rgba(0,0,0,.4), 0 0 24px rgba(0,229,255,.08);
}
.feature-media { position: relative; overflow: hidden; }
.feature-media::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(30,111,255,0), rgba(7,11,26,.5));
}
.feature-media img { width: 100%; aspect-ratio: 16/9; object-fit: cover; transition: transform .5s ease; }
.feature-card:hover .feature-media img { transform: scale(1.04); }
.feature-num {
  position: absolute; top: 14px; left: 14px; z-index: 2;
  height: 28px; padding: 0 12px; border-radius: 999px;
  display: inline-flex; align-items: center;
  font-size: 12px; font-weight: 700; color: var(--accent);
  background: rgba(6,10,26,.6);
  border: 1px solid var(--border-accent);
  backdrop-filter: blur(8px);
}
.feature-body { padding: 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.feature-body h3 { font-size: 1.125rem; font-weight: 600; color: #fff; }
.feature-body p {
  font-size: 14px; color: var(--text-weak); line-height: 1.7;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.subscribe-panel {
  max-width: 680px; margin: 0 auto;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow);
  text-align: center;
}
.subscribe-panel h2 { font-size: 1.75rem; font-weight: 700; color: #fff; margin-bottom: 10px; }
.subscribe-panel > p { font-size: 14px; color: var(--text-weak); margin-bottom: 26px; }
.sub-form { display: flex; gap: 14px; }
.sub-input {
  flex: 1; height: 48px; border-radius: 10px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  color: #fff; font-size: 15px; padding: 0 18px;
  transition: var(--transition);
}
.sub-input::placeholder { color: var(--text-weak); }
.sub-input:hover { border-color: rgba(0,229,255,.3); }
.sub-input:focus {
  border-color: var(--accent);
  background: rgba(255,255,255,.1);
  box-shadow: 0 0 0 3px rgba(0,229,255,.14);
  outline: none;
}
.btn-sub { height: 48px; padding: 0 30px; border-radius: 10px; flex-shrink: 0; }
.sub-note { font-size: 12px; color: var(--text-weak); margin-top: 16px; }
.sub-success {
  display: none; color: var(--accent); font-size: 15px;
  padding: 12px; margin-top: 14px;
  background: rgba(0,229,255,.08);
  border: 1px solid var(--border-accent);
  border-radius: 10px;
}
.replay-card {
  position: relative; border-radius: 16px; overflow: hidden;
  border: 1px solid var(--border);
  background: var(--card-bg);
  height: 100%;
  transition: var(--transition);
}
.replay-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0,229,255,.35);
  box-shadow: 0 14px 36px rgba(0,0,0,.4), 0 0 20px rgba(0,229,255,.06);
}
.replay-media { position: relative; overflow: hidden; }
.replay-media img { width: 100%; aspect-ratio: 16/9; object-fit: cover; transition: transform .5s ease; }
.replay-card:hover .replay-media img { transform: scale(1.05); }
.replay-media::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(7,11,26,.05), rgba(7,11,26,.45));
}
.replay-play {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 52px; height: 52px; border-radius: 50%;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.35);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 16px;
  backdrop-filter: blur(8px);
  transition: var(--transition);
  z-index: 2;
}
.replay-card:hover .replay-play {
  transform: translate(-50%, -50%) scale(1.15);
  background: rgba(0,229,255,.25);
  box-shadow: 0 0 24px rgba(0,229,255,.35);
}
.replay-body { padding: 22px 24px; }
.replay-body h3 { font-size: 1.125rem; font-weight: 600; color: #fff; margin-bottom: 8px; }
.replay-meta { font-size: 13px; color: var(--text-weak); display: flex; gap: 14px; }
.news-item {
  display: block;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 22px 24px;
  height: 100%;
  transition: var(--transition);
}
.news-item:hover {
  background: var(--card-bg-hover);
  border-color: rgba(0,229,255,.35);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0,0,0,.35);
}
.news-cat {
  display: inline-flex; align-items: center;
  height: 22px; padding: 0 10px; border-radius: 999px;
  background: rgba(0,229,255,.1);
  border: 1px solid rgba(0,229,255,.22);
  color: var(--accent);
  font-size: 12px; font-weight: 600;
  margin-bottom: 12px;
}
.news-item h3 { font-size: 1.0625rem; font-weight: 600; color: #fff; margin-bottom: 8px; line-height: 1.5; }
.news-item p {
  font-size: 14px; color: var(--text-weak); line-height: 1.65;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  margin-bottom: 14px;
}
.news-meta { font-size: 13px; color: var(--text-weak); display: flex; align-items: center; gap: 6px; }
.news-meta .view-link { color: var(--accent); font-weight: 600; margin-left: auto; display: inline-flex; align-items: center; gap: 6px; }
.empty-state {
  border: 1px dashed rgba(255,255,255,.2);
  border-radius: 14px;
  padding: 48px;
  text-align: center;
  color: var(--text-weak);
  font-size: 14px;
}
.faq-wrap { max-width: 800px; margin: 0 auto; }
.faq-accordion { border: none; background: transparent; }
.faq-accordion .accordion-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
}
.faq-accordion .accordion-item:hover { border-color: rgba(0,229,255,.25); }
.faq-accordion .accordion-item.is-active { border-color: var(--border-accent); background: rgba(30,111,255,.08); }
.faq-accordion .accordion-title {
  position: relative;
  background: transparent;
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  border: none;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  min-height: 56px;
}
.faq-accordion .accordion-title:hover,
.faq-accordion .accordion-title:focus { background: rgba(0,229,255,.05); color: #fff; }
.faq-accordion .accordion-title::after {
  content: '+';
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--accent);
  font-size: 22px;
  font-weight: 400;
  transition: var(--transition);
}
.faq-accordion .accordion-item.is-active > .accordion-title::after { transform: translateY(-50%) rotate(45deg); }
.faq-accordion .accordion-content {
  background: transparent;
  color: var(--text-weak);
  font-size: 15px;
  line-height: 1.75;
  padding: 0 24px 22px;
  border: none;
}
.cta-band {
  position: relative; padding: 80px 0;
  background-image: url('/assets/images/backpic/back-2.webp');
  background-size: cover; background-position: center;
}
.cta-band::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(6,10,26,.92), rgba(30,111,255,.45));
}
.cta-inner { position: relative; z-index: 2; text-align: center; max-width: 640px; }
.cta-inner h2 {
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  font-weight: 700; color: #fff;
  margin-bottom: 14px; letter-spacing: -.5px;
}
.cta-inner p { font-size: 15px; color: var(--text); line-height: 1.7; margin-bottom: 30px; }
.cta-btns { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.site-footer {
  position: relative; background: #05081A;
  border-top: 1px solid rgba(0,229,255,.12);
}
.site-footer::before {
  content: ''; position: absolute; top: -1px; left: 50%; transform: translateX(-50%);
  width: 80%; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0,229,255,.5), transparent);
}
.footer-grid { padding: 64px 0 44px; }
.footer-brand-col .footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-brand .brand-icon { width: 32px; height: 32px; border-radius: 8px; font-size: 15px; }
.footer-brand-name { font-size: 17px; font-weight: 700; color: #fff; }
.footer-brand-col p { font-size: 14px; color: var(--text-weak); line-height: 1.7; max-width: 300px; }
.site-footer h4 { font-size: 14px; font-weight: 600; color: #fff; margin-bottom: 18px; }
.site-footer .footer-col a,
.site-footer .footer-col p {
  display: block; font-size: 14px; color: var(--text-weak);
  line-height: 2; margin-bottom: 2px;
  transition: var(--transition);
}
.site-footer .footer-col a:hover { color: var(--accent); transform: translateX(2px); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.06);
  padding: 24px 0;
  text-align: center;
  font-size: 13px;
  color: var(--text-weak);
}
.mobile-drawer {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 200;
  width: 320px; max-width: 86vw;
  background: #0A101F;
  border-left: 1px solid var(--border);
  padding: 24px;
  transform: translateX(105%);
  transition: transform .3s ease;
  display: flex; flex-direction: column; gap: 20px;
}
.mobile-drawer.open { transform: translateX(0); }
.drawer-header { display: flex; align-items: center; justify-content: space-between; }
.drawer-brand { font-size: 16px; font-weight: 700; color: #fff; }
.drawer-close {
  width: 40px; height: 40px; border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.06);
  color: #fff; font-size: 18px; cursor: pointer;
}
.drawer-cta { width: 100%; }
.drawer-nav { display: flex; flex-direction: column; gap: 6px; }
.drawer-link {
  padding: 12px 14px; border-radius: 10px;
  font-size: 15px; color: var(--text-weak);
  transition: var(--transition);
}
.drawer-link:hover { background: rgba(255,255,255,.06); color: #fff; }
.drawer-link.active {
  background: rgba(0,229,255,.08);
  color: var(--accent);
  border: 1px solid var(--border-accent);
}
.drawer-overlay {
  position: fixed; inset: 0; z-index: 150;
  background: rgba(4,6,16,.6);
  backdrop-filter: blur(2px);
  opacity: 0; visibility: hidden;
  transition: opacity .3s ease;
}
.drawer-overlay.show { opacity: 1; visibility: visible; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}
@media screen and (min-width: 1024px) {
  .hero-cover-wrap { padding-left: 24px; }
}
@media screen and (max-width: 1023px) {
  .hero { padding: 120px 0 72px; }
  .countdown-panel { justify-content: center; text-align: center; }
  .countdown-left { align-items: center; }
  .hero-cover-wrap { margin-top: 40px; }
}
@media screen and (max-width: 767px) {
  .main-nav { display: none; }
  .menu-toggle { display: flex; }
  .btn-header { display: none; }
  .section { padding: 56px 0; }
  .hero { padding: 104px 0 64px; min-height: auto; }
  .hero-title { font-size: clamp(1.9rem, 7vw, 2.6rem); }
  .hero-sub { font-size: 15px; }
  .hero-cover-wrap { margin-top: 8px; }
  .countdown-section { padding: 0 0 56px; margin-top: -34px; }
  .countdown-panel { padding: 22px 18px; }
  .countdown-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; width: 100%; }
  .cd-box { width: 100%; height: 76px; }
  .cd-num { font-size: 30px; }
  .countdown-right { width: 100%; }
  .countdown-right .btn { width: 100%; }
  .sub-form { flex-direction: column; }
  .btn-sub { width: 100%; }
  .subscribe-panel { padding: 28px 22px; }
  .footer-grid { row-gap: 32px; }
  .news-head { flex-direction: column; align-items: flex-start; gap: 14px; }
}
@media screen and (max-width: 520px) {
  .hero-btns { flex-direction: column; align-items: stretch; }
  .hero-btns .btn { width: 100%; }
  .hero-stats { gap: 20px; }
  .hero-stat strong { font-size: 22px; }
  .feature-body { padding: 18px; }
  .replay-body { padding: 16px 18px; }
  .cta-btns { flex-direction: column; align-items: stretch; }
  .cta-btns .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: color .1s ease !important;
    scroll-behavior: auto !important;
  }
}

/* roulang page: article */
:root {
  --bg-base: #070B1A;
  --bg-deep: #05081A;
  --bg-nav: rgba(6, 10, 26, 0.75);
  --bg-card: rgba(255, 255, 255, 0.05);
  --bg-card-hover: rgba(255, 255, 255, 0.08);
  --border-soft: rgba(255, 255, 255, 0.08);
  --border-normal: rgba(255, 255, 255, 0.14);
  --border-accent: rgba(0, 229, 255, 0.25);
  --primary: #1E6FFF;
  --accent: #00E5FF;
  --warning: #F5A623;
  --text-main: #E6EBF5;
  --text-sub: #8B96B0;
  --text-heading: #FFFFFF;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35);
  --shadow-glow: 0 0 12px rgba(30, 111, 255, 0.5), 0 0 32px rgba(0, 229, 255, 0.2);
  --transition: 0.25s ease;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", sans-serif;
  background: var(--bg-base);
  color: var(--text-main);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}
a:hover {
  color: #ffffff;
}
img {
  max-width: 100%;
  height: auto;
}
button,
input {
  font-family: inherit;
}
::selection {
  background: rgba(0, 229, 255, 0.25);
  color: #fff;
}
.grid-container {
  max-width: 1200px;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 64px;
  background: var(--bg-nav);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-icon {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  font-size: 15px;
  box-shadow: 0 0 14px rgba(0, 229, 255, 0.3);
}
.brand-name {
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.5px;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.main-nav .nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-sub);
  padding: 8px 2px;
  position: relative;
  transition: color 0.25s ease;
}
.main-nav .nav-link:hover {
  color: #fff;
}
.main-nav .nav-link.active {
  color: #fff;
}
.main-nav .nav-link.active::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 20px;
  height: 4px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 8px rgba(0, 229, 255, 0.6);
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 999px;
  border: none;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--shadow-glow);
  transition: all 0.25s ease;
  min-height: 44px;
}
.btn-primary:hover {
  color: #fff;
  box-shadow: 0 0 18px rgba(30, 111, 255, 0.7), 0 0 42px rgba(0, 229, 255, 0.35);
  transform: translateY(-1px);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: transparent;
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  min-height: 44px;
  transition: all 0.25s ease;
}
.btn-secondary:hover {
  border-color: var(--accent);
  background: rgba(0, 229, 255, 0.06);
  color: #fff;
}
.nav-cta {
  padding: 10px 22px;
  font-size: 14px;
  min-height: 40px;
}

/* Page cover */
.page-cover {
  position: relative;
  padding: 120px 0 40px;
  background: url('/assets/images/backpic/back-1.webp') no-repeat center center / cover;
}
.page-cover::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(130deg, rgba(6, 10, 26, 0.97) 35%, rgba(30, 111, 255, 0.35) 100%);
}
.page-cover .grid-container {
  position: relative;
  z-index: 2;
}
.breadcrumb {
  font-size: 13px;
  color: var(--text-sub);
  margin-bottom: 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}
.breadcrumb a {
  color: var(--text-sub);
  transition: color 0.2s;
}
.breadcrumb a:hover {
  color: var(--accent);
}
.breadcrumb .divider {
  color: rgba(255, 255, 255, 0.35);
}
.breadcrumb .current {
  color: #fff;
}
.article-header {
  max-width: 780px;
}
.article-header h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.35;
  margin: 0 0 18px;
  letter-spacing: -0.5px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 14px;
  color: var(--text-sub);
}
.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.article-meta i {
  color: var(--accent);
}
.article-meta .meta-category {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  border-radius: 999px;
  background: rgba(0, 229, 255, 0.1);
  color: var(--accent);
  font-size: 13px;
}

/* Article main */
.article-main {
  padding: 56px 0 24px;
}
.article-body {
  font-size: 17px;
  line-height: 1.8;
  color: var(--text-main);
  word-break: break-word;
}
.article-body p {
  margin: 0 0 1.5em;
}
.article-body h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  margin: 2em 0 0.8em;
  padding-left: 16px;
  position: relative;
  line-height: 1.4;
}
.article-body h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 4px;
  height: 20px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--primary), var(--accent));
}
.article-body h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: #fff;
  margin: 1.8em 0 0.6em;
  line-height: 1.4;
}
.article-body blockquote {
  border-left: 4px solid var(--accent);
  background: rgba(255, 255, 255, 0.04);
  padding: 16px 20px;
  margin: 1.5em 0;
  border-radius: 0 12px 12px 0;
  color: var(--text-sub);
}
.article-body ul,
.article-body ol {
  padding-left: 1.5em;
  margin: 1em 0;
}
.article-body li {
  margin: 8px 0;
}
.article-body img {
  border-radius: 12px;
  border: 1px solid var(--border-normal);
  margin: 1em 0;
}
.article-body a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 4px;
}
.article-body a:hover {
  color: #fff;
}

/* Article footer section */
.article-bottom {
  border-top: 1px solid var(--border-soft);
  margin-top: 40px;
  padding: 24px 0;
}
.tags-line {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
}
.tag-pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid rgba(0, 229, 255, 0.15);
  color: var(--accent);
  font-size: 13px;
  transition: all 0.25s ease;
}
.tag-pill:hover {
  background: rgba(0, 229, 255, 0.18);
  border-color: rgba(0, 229, 255, 0.4);
  color: #fff;
}
.back-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* Related section */
.related-section {
  padding: 56px 0;
}
.section-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
}
.section-line {
  width: 4px;
  height: 22px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--primary), var(--accent));
  box-shadow: 0 0 10px rgba(0, 229, 255, 0.4);
}
.section-header h2 {
  font-size: 1.75rem;
  font-weight: 700;
  color: #fff;
  margin: 0;
}
.related-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all 0.25s ease;
}
.related-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-accent);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.4);
  background: var(--bg-card-hover);
}
.related-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}
.related-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(0.9);
  transition: transform 0.4s ease;
}
.related-card:hover .related-thumb img {
  transform: scale(1.04);
}
.thumb-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 14px;
  border-radius: 999px;
  background: rgba(0, 229, 255, 0.9);
  color: #06122e;
  font-size: 12px;
  font-weight: 600;
}
.related-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.related-body h3 {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin: 0 0 8px;
  line-height: 1.5;
}
.related-excerpt {
  font-size: 14px;
  color: var(--text-sub);
  margin: 0 0 14px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.related-meta {
  margin-top: auto;
  font-size: 13px;
  color: var(--text-sub);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.related-meta i {
  color: var(--accent);
}

/* Subscribe CTA */
.subscribe-cta {
  padding: 56px 0 72px;
}
.subscribe-panel {
  max-width: 680px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border-normal);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  box-shadow: var(--shadow-card);
}
.subscribe-panel h2 {
  font-size: 1.75rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 12px;
}
.subscribe-panel p {
  color: var(--text-sub);
  font-size: 15px;
  margin: 0 0 24px;
  line-height: 1.7;
}
.subscribe-form {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}
.subscribe-form input[type="email"] {
  flex: 1;
  min-width: 240px;
  height: 48px;
  padding: 0 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-normal);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-size: 15px;
  outline: none;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.subscribe-form input[type="email"]::placeholder {
  color: rgba(139, 150, 176, 0.7);
}
.subscribe-form input[type="email"]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.15);
}
.privacy-note {
  font-size: 12px;
  color: var(--text-sub);
  margin-top: 16px !important;
  margin-bottom: 0 !important;
}

/* Empty state */
.empty-state {
  padding: 60px 24px;
  text-align: center;
  background: var(--bg-card);
  border: 1px dashed var(--border-normal);
  border-radius: var(--radius-lg);
}
.empty-state i {
  font-size: 40px;
  color: var(--accent);
  margin-bottom: 16px;
}
.empty-state h2 {
  font-size: 1.4rem;
  color: #fff;
  margin: 0 0 10px;
}
.empty-state p {
  color: var(--text-sub);
  margin: 0 0 20px;
}

/* Footer */
.site-footer {
  background: var(--bg-deep);
  border-top: 1px solid rgba(0, 229, 255, 0.08);
  padding: 56px 0 24px;
}
.footer-grid {
  gap: 24px 0;
}
.footer-brand-col {
  margin-bottom: 24px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.footer-brand .brand-icon {
  width: 32px;
  height: 32px;
  font-size: 14px;
  border-radius: 8px;
}
.footer-brand-name {
  font-size: 17px;
  font-weight: 700;
  color: #fff;
}
.footer-brand-col p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
  margin: 0;
  max-width: 300px;
}
.footer-col h4 {
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  margin: 0 0 16px;
  letter-spacing: 0.3px;
}
.footer-col a {
  display: block;
  font-size: 14px;
  color: var(--text-sub);
  margin-bottom: 10px;
  transition: color 0.2s ease;
}
.footer-col a:hover {
  color: var(--accent);
}
.footer-col p {
  font-size: 14px;
  color: var(--text-sub);
  margin: 0 0 10px;
  line-height: 1.6;
}
.footer-bottom {
  text-align: center;
  font-size: 13px;
  color: var(--text-sub);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  margin-top: 32px;
  padding-top: 24px;
}

/* Responsive */
@media (max-width: 1023px) {
  .article-main {
    padding: 40px 0 20px;
  }
  .related-section {
    padding: 40px 0;
  }
  .subscribe-cta {
    padding: 40px 0 56px;
  }
}
@media (max-width: 767px) {
  .site-header {
    height: 56px;
  }
  .header-inner {
    height: 56px;
  }
  .brand-name {
    font-size: 15px;
  }
  .main-nav {
    gap: 14px;
  }
  .main-nav .nav-link {
    font-size: 13px;
  }
  .nav-cta {
    padding: 8px 16px;
    font-size: 13px;
  }
  .page-cover {
    padding: 96px 0 32px;
  }
  .breadcrumb {
    font-size: 12px;
  }
  .article-header h1 {
    font-size: 1.6rem;
  }
  .article-meta {
    gap: 12px;
    font-size: 13px;
  }
  .article-body {
    font-size: 15px;
    line-height: 1.75;
  }
  .section-header h2 {
    font-size: 1.4rem;
  }
  .subscribe-panel {
    padding: 28px 20px;
  }
  .subscribe-form {
    flex-direction: column;
  }
  .subscribe-form input[type="email"] {
    width: 100%;
    min-width: 0;
  }
  .subscribe-form .btn-primary {
    width: 100%;
  }
  .footer-brand-col p {
    max-width: 100%;
  }
}
@media (max-width: 520px) {
  .main-nav {
    gap: 10px;
  }
  .main-nav .nav-link {
    font-size: 12px;
  }
  .brand-icon {
    width: 28px;
    height: 28px;
    font-size: 12px;
    border-radius: 8px;
  }
  .nav-cta {
    padding: 7px 12px;
    font-size: 12px;
  }
  .article-header h1 {
    font-size: 1.4rem;
  }
  .article-meta {
    flex-direction: column;
    gap: 8px;
  }
}

/* roulang page: category1 */
:root {
  --bg-primary: #070B1A;
  --bg-secondary: #0B1120;
  --primary: #1E6FFF;
  --accent: #00E5FF;
  --warn: #F5A623;
  --text-primary: #E6EBF5;
  --text-secondary: #8B96B0;
  --card-bg: rgba(255,255,255,0.04);
  --card-border: rgba(255,255,255,0.08);
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-card: 0 8px 32px rgba(0,0,0,0.35);
  --glow-primary: 0 0 12px rgba(30,111,255,0.5), 0 0 32px rgba(0,229,255,0.2);
  --font-stack: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-stack);background:var(--bg-primary);background-image:radial-gradient(ellipse at 20% 20%,rgba(30,111,255,0.08) 0%,transparent 50%),radial-gradient(ellipse at 80% 50%,rgba(0,229,255,0.05) 0%,transparent 40%);color:var(--text-primary);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:all 0.25s ease}
button{font-family:inherit;cursor:pointer}
ul{list-style:none}
::selection{background:rgba(0,229,255,0.25)}
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-track{background:#070B1A}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.12);border-radius:5px}
::-webkit-scrollbar-thumb:hover{background:rgba(0,229,255,0.3)}
.container-inner{max-width:1200px;margin:0 auto;padding:0 24px}

.main-nav{position:fixed;top:0;left:0;right:0;height:64px;background:rgba(6,10,26,0.75);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,0.06);z-index:1000}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.nav-brand{display:flex;align-items:center;gap:10px;font-size:1.12rem;font-weight:700;color:var(--text-primary);letter-spacing:-0.3px;white-space:nowrap}
.brand-icon{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;color:#fff;font-size:15px;box-shadow:0 0 14px rgba(0,229,255,0.3);flex-shrink:0}
.nav-desktop-links{display:flex;align-items:center;gap:28px;flex:1;justify-content:center}
.nav-link{font-size:14px;color:var(--text-secondary);padding:8px 4px;position:relative;font-weight:500;transition:color 0.25s ease}
.nav-link:hover,.nav-link.active{color:var(--text-primary)}
.nav-link.active::after{content:'';position:absolute;left:50%;bottom:0;transform:translateX(-50%);width:18px;height:4px;border-radius:4px;background:var(--accent);box-shadow:0 0 8px rgba(0,229,255,0.6)}
.nav-cta{display:inline-block;padding:10px 28px;border-radius:999px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-size:14px;font-weight:600;box-shadow:var(--glow-primary);transition:all 0.25s ease;white-space:nowrap}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 0 18px rgba(30,111,255,0.6),0 0 42px rgba(0,229,255,0.3);color:#fff}
.nav-toggle{display:none;background:none;border:none;color:var(--text-primary);font-size:22px;cursor:pointer;padding:8px;line-height:1}
.mobile-menu{display:none;position:fixed;top:64px;left:0;right:0;background:rgba(6,10,26,0.98);border-bottom:1px solid rgba(255,255,255,0.08);padding:16px 24px;z-index:999;flex-direction:column;gap:4px}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:12px;color:var(--text-primary);font-size:16px;border-radius:10px;transition:background 0.25s ease}
.mobile-menu a:hover{background:rgba(255,255,255,0.06)}
.mobile-menu .nav-cta{margin-top:8px;text-align:center;display:block}

.breadcrumb-wrap{height:48px;background:rgba(255,255,255,0.03);border-bottom:1px solid rgba(255,255,255,0.04);margin-top:64px}
.breadcrumb{max-width:1200px;margin:0 auto;padding:0 24px;height:48px;display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-secondary)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{color:rgba(255,255,255,0.3)}
.breadcrumb .current{color:var(--text-primary);font-weight:500}

.category-hero{padding:72px 0 40px;position:relative}
.category-hero .page-h1{font-size:clamp(2rem,4vw,2.8rem);font-weight:700;line-height:1.2;letter-spacing:-0.5px;margin-bottom:18px;display:flex;align-items:center;gap:14px}
.h1-decor{width:4px;height:34px;background:linear-gradient(180deg,var(--primary),var(--accent));border-radius:4px;box-shadow:0 0 10px rgba(0,229,255,0.5);display:inline-block;flex-shrink:0}
.category-desc{font-size:1.02rem;color:var(--text-secondary);max-width:760px;line-height:1.8}

.highlight-block,.feature-block,.process-block,.faq-block{padding:56px 0}
.section-title{font-size:1.75rem;font-weight:700;margin-bottom:36px;display:flex;align-items:center;gap:12px}
.section-title::before{content:'';width:20px;height:4px;background:var(--accent);border-radius:4px;box-shadow:0 0 8px rgba(0,229,255,0.6);flex-shrink:0}

.highlight-card{height:100%;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-md);padding:32px 28px;transition:all 0.25s ease;position:relative}
.highlight-card:hover{transform:translateY(-6px);border-color:rgba(0,229,255,0.35);box-shadow:0 8px 32px rgba(0,0,0,0.35),0 0 24px rgba(0,229,255,0.08)}
.highlight-icon{width:56px;height:56px;border-radius:14px;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;font-size:22px;color:#fff;margin-bottom:20px;box-shadow:0 0 16px rgba(0,229,255,0.25)}
.highlight-card h3{font-size:1.18rem;font-weight:600;margin-bottom:12px;color:var(--text-primary)}
.highlight-card p{font-size:14px;color:var(--text-secondary);line-height:1.7}

.scene-card{height:100%;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-md);padding:28px 24px;transition:all 0.25s ease;position:relative;overflow:hidden}
.scene-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent));opacity:0;transition:opacity 0.25s ease}
.scene-card:hover{transform:translateY(-4px);border-color:rgba(0,229,255,0.35);box-shadow:0 8px 32px rgba(0,0,0,0.35),0 0 24px rgba(0,229,255,0.06)}
.scene-card:hover::before{opacity:1}
.scene-icon{width:44px;height:44px;border-radius:12px;background:rgba(0,229,255,0.1);border:1px solid rgba(0,229,255,0.25);display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--accent);margin-bottom:16px}
.scene-card h3{font-size:1.05rem;font-weight:600;margin-bottom:10px;color:var(--text-primary)}
.scene-card p{font-size:14px;color:var(--text-secondary);line-height:1.7}

.process-block{background:rgba(255,255,255,0.02);border-top:1px solid rgba(255,255,255,0.04);border-bottom:1px solid rgba(255,255,255,0.04)}
.process-step{text-align:center;padding:24px 16px;position:relative}
.step-number{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-size:18px;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;box-shadow:0 0 16px rgba(0,229,255,0.3);font-feature-settings:"tnum"}
.step-title{font-size:1rem;font-weight:600;margin-bottom:10px;color:var(--text-primary)}
.step-desc{font-size:14px;color:var(--text-secondary);line-height:1.65;max-width:220px;margin:0 auto}

.feature-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-md);overflow:hidden;height:100%;display:flex;flex-direction:column;transition:all 0.25s ease}
.feature-card:hover{transform:translateY(-6px);border-color:rgba(0,229,255,0.35);box-shadow:0 8px 32px rgba(0,0,0,0.35),0 0 24px rgba(0,229,255,0.08)}
.feature-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#0B1120}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform 0.4s ease}
.feature-card:hover .feature-media img{transform:scale(1.05)}
.feature-media::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,11,26,0.1) 0%,rgba(7,11,26,0.45) 100%)}
.feature-badge{position:absolute;top:16px;left:16px;z-index:2;padding:5px 14px;border-radius:999px;background:rgba(0,229,255,0.15);border:1px solid rgba(0,229,255,0.3);color:var(--accent);font-size:12px;font-weight:600;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.feature-body{padding:24px;flex:1;display:flex;flex-direction:column}
.feature-body h3{font-size:1.1rem;font-weight:600;margin-bottom:10px;color:var(--text-primary);line-height:1.4}
.feature-body p{font-size:14px;color:var(--text-secondary);line-height:1.7;flex:1}
.feature-meta{display:flex;align-items:center;gap:16px;margin-top:16px;padding-top:16px;border-top:1px solid rgba(255,255,255,0.06);flex-wrap:wrap}
.feature-meta span{font-size:13px;color:var(--text-secondary);display:flex;align-items:center;gap:6px}

#faq .faq-inner{max-width:800px;margin:0 auto}
.faq-item{background:var(--card-bg);border:1px solid var(--card-border);border-radius:14px;margin-bottom:14px;overflow:hidden;transition:border-color 0.25s ease}
.faq-item:hover{border-color:rgba(0,229,255,0.2)}
.faq-item.open{background:rgba(30,111,255,0.08);border-color:rgba(0,229,255,0.3)}
.faq-question{padding:18px 24px;display:flex;align-items:center;justify-content:space-between;cursor:pointer;font-size:16px;font-weight:500;color:var(--text-primary);background:none;border:none;width:100%;text-align:left;transition:color 0.25s ease}
.faq-question:hover{color:var(--accent)}
.faq-icon{width:28px;height:28px;border-radius:50%;border:1px solid rgba(255,255,255,0.2);display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--accent);transition:transform 0.3s ease,background 0.25s ease,border-color 0.25s ease;flex-shrink:0;margin-left:12px}
.faq-item.open .faq-icon{transform:rotate(45deg);background:rgba(0,229,255,0.1);border-color:rgba(0,229,255,0.4)}
.faq-answer{display:none;padding:0 24px 20px;font-size:14px;color:var(--text-secondary);line-height:1.8}
.faq-item.open .faq-answer{display:block}

.cta-block{padding:56px 0 72px}
.cta-panel{max-width:760px;margin:0 auto;background:linear-gradient(135deg,rgba(30,111,255,0.12),rgba(0,229,255,0.08));border:1px solid rgba(0,229,255,0.15);border-radius:var(--radius-lg);padding:52px 40px;text-align:center;box-shadow:0 8px 40px rgba(0,0,0,0.3),inset 0 0 40px rgba(0,229,255,0.04);position:relative;overflow:hidden}
.cta-panel::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,transparent,var(--accent),transparent)}
.cta-panel h2{font-size:1.65rem;font-weight:700;margin-bottom:14px;color:var(--text-primary)}
.cta-panel p{font-size:15px;color:var(--text-secondary);margin-bottom:28px;line-height:1.7}
.cta-btn{display:inline-block;padding:14px 40px;border-radius:999px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-size:15px;font-weight:600;box-shadow:var(--glow-primary);transition:all 0.25s ease}
.cta-btn:hover{transform:translateY(-2px);box-shadow:0 0 18px rgba(30,111,255,0.6),0 0 42px rgba(0,229,255,0.3);color:#fff}

.site-footer{background:#05081A;border-top:1px solid rgba(255,255,255,0.06);padding:56px 0 24px;font-size:14px}
.footer-grid{margin-bottom:40px}
.footer-brand-col{padding-right:24px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:1.15rem;font-weight:700;margin-bottom:16px;color:var(--text-primary)}
.footer-brand-name{margin-left:4px}
.footer-brand-col p{color:var(--text-secondary);line-height:1.8;font-size:14px;margin-bottom:0}
.footer-col h4{font-size:15px;font-weight:600;color:var(--text-primary);margin-bottom:16px;position:relative;padding-bottom:10px}
.footer-col h4::after{content:'';position:absolute;left:0;bottom:0;width:24px;height:2px;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:2px}
.footer-col a{display:block;color:var(--text-secondary);font-size:14px;padding:6px 0;transition:color 0.25s ease,padding-left 0.25s ease}
.footer-col a:hover{color:var(--accent);padding-left:4px}
.footer-col p{color:var(--text-secondary);font-size:14px;line-height:1.8;margin-bottom:8px}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.06);padding-top:24px;text-align:center;color:var(--text-secondary);font-size:13px}

@media(max-width:1024px){
.nav-desktop-links{display:none}
.nav-desktop-cta{display:none}
.nav-toggle{display:block}
}
@media(max-width:768px){
.category-hero{padding:48px 0 32px}
.section-title{font-size:1.5rem;margin-bottom:28px}
.highlight-block,.feature-block,.process-block,.faq-block{padding:40px 0}
.cta-block{padding:40px 0 56px}
.cta-panel{padding:36px 24px}
.cta-panel h2{font-size:1.4rem}
}
@media(max-width:640px){
.container-inner{padding:0 16px}
.nav-inner{padding:0 16px}
.breadcrumb{padding:0 16px}
.grid-x>.cell{margin-bottom:16px}
.category-hero .page-h1{font-size:1.8rem;flex-wrap:wrap}
.category-desc{font-size:15px}
.highlight-card,.scene-card{padding:24px 20px}
.process-step{padding:20px 12px}
.faq-question{font-size:15px;padding:16px 18px}
.faq-answer{padding:0 18px 18px}
.cta-panel{padding:32px 20px}
.footer-grid>.cell{margin-bottom:24px}
.footer-brand-col{padding-right:0}
}
@media(prefers-reduced-motion:reduce){
*,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}