/* roulang page: index */
:root {
  --bg: #15101d;
  --bg-deep: #1b1425;
  --card: #241b32;
  --float: #2c2140;
  --text: #f5eee7;
  --text-2: #c5bcc9;
  --muted: #8a7f95;
  --gold: #d0a75f;
  --gold-hi: #e7c88a;
  --gold-dark: #9e7a41;
  --magenta: #b06c93;
  --teal: #48c7ad;
  --line: rgba(245,238,231,0.12);
  --line-gold: rgba(208,167,95,0.35);
  --radius: 16px;
  --radius-card: 16px;
  --radius-btn: 999px;
  --radius-badge: 8px;
  --shadow: 0 18px 40px rgba(8,5,14,0.4);
  --shadow-hover: 0 22px 50px rgba(10,6,18,0.55);
  --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", system-ui, sans-serif;
  --font-num: "Oswald", "DIN Alternate", "Bahnschrift", "Arial Narrow", sans-serif;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}
body {
  font-family: var(--font-cn);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
body.menu-lock {
  overflow: hidden;
}
a {
  color: inherit;
  text-decoration: none;
}
img {
  display: block;
  max-width: 100%;
  border: 0;
}
ul, ol {
  list-style: none;
}
button {
  font-family: inherit;
  cursor: pointer;
  border: 0;
  background: none;
  color: inherit;
}
input, textarea, select {
  font: inherit;
}
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}
.section {
  padding: 104px 0;
}
.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 48px;
}
.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-eyebrow::before {
  content: "";
  display: block;
  width: 24px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold));
}
.section-title {
  font-size: clamp(28px, 3.5vw, 42px);
  line-height: 1.25;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.01em;
}
.section-desc {
  max-width: 700px;
  color: var(--text-2);
  font-size: 16px;
  margin-top: 16px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 26px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
  transition: transform .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease, color .2s ease;
}
.btn:focus-visible {
  outline: 3px solid rgba(72,199,173,0.5);
  outline-offset: 3px;
}
.btn-gold {
  background: linear-gradient(135deg, var(--gold-hi) 0%, var(--gold) 55%, #b8894a 100%);
  color: #211a12;
  box-shadow: 0 8px 24px rgba(208,167,95,0.2);
}
.btn-gold:hover {
  transform: translateY(-2px);
  background: linear-gradient(135deg, #f3d9a8 0%, var(--gold-hi) 60%, var(--gold) 100%);
  box-shadow: 0 14px 28px rgba(208,167,95,0.28);
}
.btn-line {
  border: 1.5px solid var(--gold);
  color: var(--gold-hi);
  background: transparent;
}
.btn-line:hover {
  background: rgba(208,167,95,0.1);
  border-color: var(--gold-hi);
  transform: translateY(-2px);
}
.btn-text {
  color: var(--gold-hi);
  font-weight: 600;
  padding: 0 4px;
  height: 40px;
  border-radius: 0;
}
.btn-text i {
  font-style: normal;
  transition: transform .2s ease;
  display: inline-block;
}
.btn-text:hover i {
  transform: translateX(4px);
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 26px;
  padding: 0 12px;
  border-radius: var(--radius-badge);
  background: rgba(208,167,95,0.14);
  border: 1px solid rgba(208,167,95,0.22);
  color: var(--gold-hi);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.badge-magenta {
  background: rgba(176,108,147,0.14);
  border-color: rgba(176,108,147,0.25);
  color: #d49ab8;
}
.badge-teal {
  background: rgba(72,199,173,0.12);
  border-color: rgba(72,199,173,0.24);
  color: #6dd4be;
}
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 76px;
  z-index: 1000;
  background: transparent;
  transition: background .25s ease, border-color .25s ease, box-shadow .25s ease;
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(21,16,29,0.92);
  border-color: rgba(208,167,95,0.2);
  box-shadow: 0 10px 30px rgba(6,4,12,0.35);
}
.header-inner {
  height: 76px;
  display: grid;
  grid-template-columns: minmax(0,1fr) auto minmax(0,1fr);
  align-items: center;
  gap: 20px;
}
.nav-area {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.2vw, 30px);
}
.nav-left {
  justify-content: flex-start;
}
.nav-right {
  justify-content: flex-end;
}
.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  height: 76px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-2);
  white-space: nowrap;
  transition: color .2s ease;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 12px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold-hi), var(--gold));
  transition: width .24s ease;
}
.nav-link:hover,
.nav-link.active {
  color: var(--text);
}
.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}
.brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  line-height: 1.1;
  text-align: left;
}
.brand-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 7px;
  border: 1.5px solid var(--gold);
  color: var(--gold-hi);
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.02em;
  box-shadow: inset 0 0 14px rgba(208,167,95,0.08);
}
.brand-word {
  display: flex;
  flex-direction: column;
}
.brand-name {
  font-size: 19px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: 0.02em;
}
.brand-domain {
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--muted);
  font-family: var(--font-num);
}
.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  gap: 0;
  flex-direction: column;
  border: 1px solid var(--line);
  transition: background .2s ease;
}
.mobile-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  margin: 3px 0;
  transition: transform .2s ease, opacity .2s ease;
}
.mobile-toggle:hover {
  background: rgba(255,255,255,0.05);
}
.mobile-menu {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  width: 100%;
  background: rgba(21,16,29,0.98);
  border-bottom: 1px solid var(--line-gold);
  padding: 14px 24px 26px;
  z-index: 999;
  box-shadow: var(--shadow);
}
.mobile-menu a {
  display: block;
  padding: 13px 4px;
  color: var(--text-2);
  font-size: 17px;
  font-weight: 500;
  border-bottom: 1px solid rgba(245,238,231,0.06);
  transition: color .2s ease;
}
.mobile-menu a:last-child {
  border-bottom: 0;
}
.mobile-menu a.active,
.mobile-menu a:hover {
  color: var(--gold-hi);
}
.menu-open .mobile-toggle span:nth-child(1) {
  transform: translateY(5px) rotate(45deg);
}
.menu-open .mobile-toggle span:nth-child(2) {
  opacity: 0;
}
.menu-open .mobile-toggle span:nth-child(3) {
  transform: translateY(-5px) rotate(-45deg);
}
.menu-open .mobile-menu {
  display: block;
  animation: menuFade .2s ease;
}
@keyframes menuFade {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 160px 0 80px;
  background: radial-gradient(ellipse at 18% 26%, rgba(176,108,147,0.18), transparent 46%),
              radial-gradient(ellipse at 80% 18%, rgba(72,199,173,0.14), transparent 42%),
              linear-gradient(180deg, rgba(21,16,29,0.8) 0%, rgba(21,16,29,0.72) 50%, var(--bg) 100%),
              url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(92deg, rgba(25,17,38,0.92) 10%, rgba(25,17,38,0.58) 60%, rgba(25,17,38,0.2) 100%);
}
.hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 120px;
  background: linear-gradient(180deg, transparent, var(--bg));
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0,1.12fr) minmax(0,0.88fr);
  align-items: center;
  gap: 52px;
  width: 100%;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid rgba(208,167,95,0.35);
  color: var(--gold-hi);
  background: rgba(21,16,29,0.35);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  margin-bottom: 26px;
}
.hero-title {
  font-size: clamp(38px, 5vw, 60px);
  font-weight: 900;
  line-height: 1.18;
  color: var(--text);
  letter-spacing: -0.01em;
}
.hero-title .hero-main {
  display: block;
  color: var(--gold-hi);
  text-shadow: 0 0 38px rgba(208,167,95,0.12);
}
.hero-title .hero-line {
  display: block;
  margin-top: 10px;
}
.hero-desc {
  margin-top: 26px;
  max-width: 600px;
  font-size: 17px;
  color: #d7cfd4;
  line-height: 1.85;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 34px;
}
.hero-shortcuts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin-top: 42px;
  padding-top: 22px;
  border-top: 1px solid rgba(245,238,231,0.12);
  color: var(--text-2);
  font-size: 14px;
}
.hero-shortcuts span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.hero-shortcuts i {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 12px rgba(72,199,173,0.7);
}
.hero-panel {
  border: 1px solid rgba(245,238,231,0.12);
  border-radius: var(--radius-card);
  padding: 30px;
  background: linear-gradient(165deg, rgba(44,33,64,0.94), rgba(27,20,37,0.86));
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.hero-panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 120px;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), transparent);
}
.panel-title {
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 4px;
}
.panel-subtitle {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 24px;
}
.panel-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.panel-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(245,238,231,0.08);
  padding-bottom: 14px;
}
.panel-item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.panel-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text-2);
  font-size: 14px;
}
.panel-label .dot {
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
}
.panel-value {
  color: var(--text);
  font-weight: 700;
  font-size: 14px;
}
.panel-note {
  margin-top: 22px;
  padding: 10px 12px;
  border-radius: 8px;
  background: rgba(72,199,173,0.08);
  border: 1px solid rgba(72,199,173,0.15);
  color: #8fd8c8;
  font-size: 13px;
}
.core-section {
  background: var(--bg);
}
.core-grid {
  display: grid;
  grid-template-columns: 1fr 1.04fr;
  gap: 60px;
  align-items: center;
}
.core-copy .section-title {
  margin-bottom: 18px;
}
.core-copy p {
  color: var(--text-2);
  font-size: 16px;
  max-width: 440px;
  margin-bottom: 28px;
}
.core-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}
.core-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 16px;
}
.mini-card {
  position: relative;
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: var(--radius-card);
  padding: 24px 22px 22px;
  min-height: 150px;
  overflow: hidden;
  transition: transform .24s ease, border-color .24s ease, box-shadow .24s ease;
}
.mini-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background: var(--gold);
  opacity: 0.85;
}
.mini-card:hover {
  transform: translateY(-4px);
  border-color: rgba(208,167,95,0.4);
  box-shadow: var(--shadow-hover);
}
.mini-icon {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  color: var(--gold-hi);
  background: rgba(208,167,95,0.12);
  border: 1px solid rgba(208,167,95,0.2);
  border-radius: 10px;
  margin-bottom: 14px;
}
.mini-card:nth-child(2) .mini-icon {
  color: #d49ab8;
  background: rgba(176,108,147,0.14);
  border-color: rgba(176,108,147,0.2);
}
.mini-card:nth-child(3) .mini-icon {
  color: #6dd4be;
  background: rgba(72,199,173,0.12);
  border-color: rgba(72,199,173,0.18);
}
.mini-card:nth-child(4) .mini-icon {
  color: var(--gold-hi);
  background: rgba(208,167,95,0.09);
  border-color: rgba(208,167,95,0.18);
}
.mini-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text);
}
.mini-card p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.65;
}
.demo-section {
  background: var(--bg-deep);
  position: relative;
  overflow: hidden;
}
.demo-section::before {
  content: "";
  position: absolute;
  right: -100px;
  top: 50px;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(176,108,147,0.08), transparent 70%);
  pointer-events: none;
}
.demo-grid {
  display: grid;
  grid-template-columns: minmax(0,1.16fr) minmax(0,0.84fr);
  align-items: center;
  gap: 48px;
}
.demo-frame {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #17101f;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.frame-top {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,0.025);
}
.frame-top i {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #3d334b;
}
.frame-top i:nth-child(1) {
  background: var(--magenta);
}
.frame-top i:nth-child(2) {
  background: var(--gold);
}
.frame-top i:nth-child(3) {
  background: var(--teal);
}
.frame-top span {
  flex: 1;
  margin-left: 8px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.05em;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.shot {
  background: #1b1425;
}
.shot img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #1b1425;
}
.demo-thumbs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 14px;
}
.demo-thumb {
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: #1b1425;
  transition: border-color .22s ease, transform .22s ease;
}
.demo-thumb:hover {
  border-color: rgba(208,167,95,0.6);
  transform: translateY(-2px);
}
.demo-thumb.active {
  border-color: var(--gold);
  box-shadow: 0 0 0 1px rgba(208,167,95,0.6);
}
.demo-thumb img {
  aspect-ratio: 16 / 9;
  width: 100%;
  object-fit: cover;
}
.demo-info {
  padding: 12px 2px 0;
}
.demo-info h3 {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 14px;
}
.feature-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 20px 0 0;
}
.feature-list li {
  position: relative;
  padding: 12px 0 12px 34px;
  color: var(--text-2);
  font-size: 15px;
  border-bottom: 1px solid rgba(245,238,231,0.06);
  line-height: 1.7;
}
.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  width: 18px;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--gold-dark));
}
.feature-list li:last-child {
  border-bottom: 0;
}
.demo-note {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 10px;
  border-left: 2px solid var(--gold);
  background: rgba(208,167,95,0.08);
  color: var(--text-2);
  font-size: 13px;
}
.proof-section {
  background: var(--bg);
}
.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--card);
  margin-bottom: 44px;
  overflow: hidden;
}
.stat-item {
  position: relative;
  padding: 30px 24px;
  text-align: center;
  border-right: 1px solid var(--line);
}
.stat-item:last-child {
  border-right: 0;
}
.stat-num {
  font-family: var(--font-num);
  font-size: clamp(30px, 3vw, 42px);
  font-weight: 700;
  color: var(--gold-hi);
  line-height: 1.1;
}
.stat-num small {
  font-size: 16px;
  margin-left: 2px;
  color: var(--text);
}
.stat-label {
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.04em;
  margin-top: 8px;
}
.proof-bottom {
  display: grid;
  grid-template-columns: 1fr 1.08fr;
  gap: 30px;
  align-items: center;
}
.proof-title {
  font-size: 32px;
  line-height: 1.3;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 18px;
}
.proof-title span {
  color: var(--gold-hi);
}
.proof-desc {
  color: var(--text-2);
  font-size: 15px;
  max-width: 420px;
  margin-bottom: 20px;
}
.quote-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.quote-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 18px 18px 16px;
  transition: border-color .2s ease, transform .2s ease;
}
.quote-card:hover {
  border-color: rgba(208,167,95,0.3);
  transform: translateY(-3px);
}
.quote-card blockquote {
  color: var(--text-2);
  font-size: 14px;
  line-height: 1.75;
  margin-bottom: 14px;
}
.quote-source {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
}
.quote-source::before {
  content: "";
  width: 16px;
  height: 2px;
  background: var(--gold);
}
.news-section {
  background: var(--bg-deep);
}
.news-section .section-head {
  align-items: center;
}
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.news-card {
  display: block;
  background: #1f1829;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: transform .24s ease, border-color .24s ease, box-shadow .24s ease;
}
.news-card:hover {
  transform: translateY(-5px);
  border-color: rgba(208,167,95,0.38);
  box-shadow: var(--shadow-hover);
}
.news-thumb {
  position: relative;
  background: #1b1425;
}
.news-thumb img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #1b1425;
}
.news-body {
  padding: 20px 22px 22px;
}
.news-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 12px;
}
.news-title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
  transition: color .2s ease;
}
.news-card:hover .news-title {
  color: var(--gold-hi);
}
.news-summary {
  color: var(--text-2);
  font-size: 14px;
  line-height: 1.7;
  margin-top: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 14px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 600;
  transition: gap .2s ease;
}
.news-card:hover .news-more {
  gap: 9px;
}
.empty-state {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 74px 20px;
  color: var(--muted);
  border: 1px dashed rgba(245,238,231,0.18);
  border-radius: var(--radius-card);
  background: rgba(245,238,231,0.02);
}
.empty-icon {
  font-size: 32px;
  color: var(--gold);
  opacity: 0.7;
  margin-bottom: 14px;
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(208,167,95,0.25);
  border-radius: 50%;
  background: rgba(208,167,95,0.06);
}
.plan-section {
  background: var(--bg);
}
.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: center;
}
.plan-card {
  position: relative;
  background: #1f1829;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 30px 28px 26px;
  transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease;
}
.plan-card:hover {
  transform: translateY(-5px);
  border-color: rgba(208,167,95,0.3);
  box-shadow: var(--shadow-hover);
}
.plan-type {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 4px;
  letter-spacing: 0.05em;
}
.plan-name {
  font-size: 23px;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 14px;
}
.plan-price {
  font-size: 26px;
  font-weight: 800;
  color: var(--gold-hi);
  line-height: 1.2;
  margin-bottom: 18px;
}
.plan-price small {
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
}
.plan-desc {
  color: var(--text-2);
  font-size: 14px;
  line-height: 1.8;
  border-top: 1px solid var(--line);
  padding-top: 18px;
  margin-bottom: 22px;
}
.plan-list {
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.plan-list li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  color: var(--text-2);
  font-size: 14px;
}
.plan-list li::before {
  content: "✓";
  margin-top: -1px;
  font-weight: 700;
  color: var(--teal);
}
.plan-card .btn {
  width: 100%;
}
.plan-card.popular {
  background: linear-gradient(165deg, #2b2038, #241b32);
  border-color: rgba(208,167,95,0.44);
  box-shadow: 0 20px 48px rgba(8,5,14,0.5), 0 0 0 1px rgba(208,167,95,0.28);
  padding-top: 38px;
}
.plan-card.popular:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 56px rgba(10,6,18,0.55), 0 0 0 1px rgba(208,167,95,0.4);
}
.popular-tag {
  position: absolute;
  top: -13px;
  right: 24px;
  height: 26px;
  padding: 0 14px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--gold-hi), var(--gold));
  color: #211a12;
  font-size: 12px;
  font-weight: 800;
  display: flex;
  align-items: center;
  box-shadow: 0 6px 16px rgba(208,167,95,0.25);
}
.faq-section {
  background: var(--bg-deep);
}
.faq-wrap {
  max-width: 850px;
  margin: 0 auto;
}
.faq-item {
  background: #1f1829;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.faq-item:hover {
  border-color: rgba(208,167,95,0.28);
}
.faq-item[open] {
  border-color: rgba(208,167,95,0.38);
  box-shadow: 0 14px 30px rgba(8,5,14,0.24);
}
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  color: var(--text);
  font-size: 16px;
  font-weight: 600;
  list-style: none;
  transition: color .2s ease;
  line-height: 1.6;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::marker {
  content: "";
  display: none;
}
.faq-icon {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid rgba(208,167,95,0.5);
  transition: border-color .2s ease, background .2s ease;
}
.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 2px;
  background: var(--gold);
  border-radius: 2px;
  transform: translate(-50%, -50%);
}
.faq-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
  transition: transform .24s ease;
}
.faq-item[open] .faq-icon::after {
  transform: translate(-50%, -50%) rotate(0deg);
}
.faq-answer {
  padding: 0 26px 24px 24px;
  color: var(--text-2);
  font-size: 15px;
  line-height: 1.85;
  border-top: 1px solid rgba(245,238,231,0.07);
  margin-left: 24px;
  margin-right: 24px;
  padding-left: 0;
  padding-right: 0;
}
.faq-answer p + p {
  margin-top: 10px;
}
.cta-section {
  position: relative;
  padding: 96px 0;
  background: linear-gradient(rgba(21,16,29,0.86), rgba(21,16,29,0.92)),
              url('/assets/images/backpic/back-3.webp') center center / cover no-repeat;
  text-align: center;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 720px;
  height: 1px;
  background: radial-gradient(ellipse, rgba(208,167,95,0.5), transparent 70%);
}
.cta-title {
  position: relative;
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 900;
  color: var(--text);
  line-height: 1.3;
  max-width: 760px;
  margin: 0 auto 18px;
}
.cta-title span {
  color: var(--gold-hi);
}
.cta-desc {
  position: relative;
  color: var(--text-2);
  max-width: 620px;
  margin: 0 auto 32px;
  font-size: 16px;
}
.cta-actions {
  position: relative;
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}
.site-footer {
  background: #0f0b16;
  border-top: 1px solid rgba(208,167,95,0.2);
  padding-top: 58px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr;
  gap: 40px;
  padding-bottom: 42px;
}
.footer-brand .brand {
  margin-bottom: 16px;
}
.footer-about {
  color: var(--text-2);
  font-size: 14px;
  max-width: 360px;
}
.footer-title {
  font-size: 15px;
  color: var(--text);
  font-weight: 700;
  margin-bottom: 16px;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 11px;
}
.footer-links a {
  color: var(--text-2);
  font-size: 14px;
  transition: color .2s ease;
  width: fit-content;
}
.footer-links a:hover {
  color: var(--gold-hi);
}
.footer-bottom {
  border-top: 1px solid rgba(245,238,231,0.08);
  padding: 20px 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--muted);
  font-size: 12px;
}
.footer-bottom a {
  color: var(--muted);
}
.footer-bottom a:hover {
  color: var(--gold-hi);
}
.footer-domain {
  font-family: var(--font-num);
  letter-spacing: 0.03em;
}
.heartbeat-bar {
  background: rgba(21,16,29,0.72);
  border-bottom: 1px solid rgba(208,167,95,0.15);
  padding: 8px 0;
  font-size: 13px;
  color: var(--text-2);
  overflow: hidden;
  white-space: nowrap;
}
.heartbeat-inner {
  display: inline-block;
  width: max-content;
  padding-left: 2px;
}
.heartbeat-inner span {
  color: var(--teal);
  margin-right: 4px;
}
@media (max-width: 1080px) {
  .site-header,
  .header-inner {
    height: 64px;
  }
  .header-inner {
    grid-template-columns: 1fr auto 1fr;
    gap: 12px;
  }
  .brand-mark {
    width: 38px;
    height: 38px;
  }
  .brand-name {
    font-size: 17px;
  }
  .brand-domain {
    font-size: 9px;
  }
  .nav-area {
    display: none;
  }
  .mobile-toggle {
    display: inline-flex;
  }
  .mobile-menu {
    display: none;
  }
  .menu-open .mobile-menu {
    display: block;
  }
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
    max-width: 720px;
  }
  .hero {
    padding-top: 132px;
    padding-bottom: 70px;
  }
  .hero-panel {
    max-width: 520px;
  }
  .core-grid {
    grid-template-columns: 1fr;
    gap: 38px;
  }
  .demo-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }
  .proof-bottom {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .plan-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
  }
  .plan-card:last-child {
    grid-column: 1 / -1;
    max-width: 480px;
    margin: 0 auto;
    width: 100%;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 768px) {
  .brand-domain {
    font-size: 9px;
  }
  .brand-name {
    font-size: 16px;
  }
  .section {
    padding: 64px 0;
  }
  .section-head {
    margin-bottom: 30px;
  }
  .hero {
    min-height: auto;
  }
  .hero-title {
    font-size: clamp(36px, 8vw, 52px);
  }
  .hero-desc {
    font-size: 15px;
  }
  .hero-shortcuts {
    gap: 8px 20px;
    font-size: 13px;
  }
  .plan-grid {
    grid-template-columns: 1fr;
  }
  .plan-card:last-child {
    grid-column: auto;
    max-width: none;
  }
  .stats-strip {
    grid-template-columns: repeat(2, 1fr);
  }
  .stat-item:nth-child(2) {
    border-right: 0;
  }
  .stat-item:nth-child(-n+2) {
    border-bottom: 1px solid var(--line);
  }
  .quote-grid {
    grid-template-columns: 1fr;
  }
  .core-cards {
    grid-template-columns: 1fr;
  }
  .demo-thumbs {
    grid-template-columns: repeat(3, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}
@media (max-width: 520px) {
  .news-grid {
    grid-template-columns: 1fr;
  }
  .stats-strip {
    grid-template-columns: 1fr;
  }
  .stat-item {
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding: 18px 18px;
  }
  .stat-item:last-child {
    border-bottom: 0;
  }
  .btn {
    height: 44px;
    padding: 0 20px;
    font-size: 14px;
  }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .cta-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .hero-actions .btn,
  .cta-actions .btn {
    width: 100%;
  }
  .section-title {
    font-size: 27px;
  }
  .mini-card {
    min-height: 0;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* roulang page: article */
:root{
  --bg-dark:#15101d;
  --bg-deep:#1b1425;
  --bg-card:#241b32;
  --bg-float:#2c2140;
  --text-main:#f5eee7;
  --text-sub:#c5bcc9;
  --text-weak:#8a7f95;
  --gold:#d0a75f;
  --gold-light:#e7c88a;
  --gold-deep:#9e7a41;
  --ruby:#b06c93;
  --cyan:#48c7ad;
  --paper:#f6f1e8;
  --ink:#2b2520;
  --line:rgba(245,238,231,0.12);
  --radius-card:16px;
  --radius-btn:999px;
  --radius-badge:8px;
  --shadow-card:0 18px 40px rgba(8,5,14,.4);
  --shadow-card-hover:0 22px 50px rgba(10,6,18,.55);
  --font-ui:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
}

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

html{
  scroll-behavior:smooth;
}

body{
  margin:0;
  font-family:var(--font-ui);
  background:
    radial-gradient(1100px 680px at 85% -10%, rgba(176,108,147,.14), transparent 62%),
    radial-gradient(900px 620px at 8% 12%, rgba(72,199,173,.07), transparent 55%),
    var(--bg-dark);
  color:var(--text-main);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}

body.no-scroll{
  overflow:hidden;
}

a{
  color:inherit;
  text-decoration:none;
  transition:color .2s ease,background .2s ease,border-color .2s ease,opacity .2s ease,transform .2s ease;
}

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

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

::selection{
  background:rgba(208,167,95,.32);
  color:#fff;
}

:focus-visible{
  outline:2px solid rgba(208,167,95,.9);
  outline-offset:3px;
  border-radius:6px;
}

.container{
  max-width:1200px;
  margin-left:auto;
  margin-right:auto;
  padding-left:24px;
  padding-right:24px;
}

.container-narrow{
  max-width:860px;
}

/* header */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  height:76px;
  background:rgba(21,16,29,.92);
  border-bottom:1px solid transparent;
  transition:background .25s ease,border-color .25s ease,box-shadow .25s ease;
}

.site-header.is-scrolled{
  background:rgba(18,13,27,.96);
  border-bottom-color:rgba(208,167,95,.26);
  box-shadow:0 10px 30px rgba(8,5,14,.16);
}

.header-inner{
  max-width:1440px;
  height:100%;
  margin:0 auto;
  padding:0 24px;
  display:flex;
  align-items:center;
  gap:30px;
}

.nav-area{
  display:flex;
  align-items:center;
  flex:1;
  gap:clamp(14px,1.8vw,30px);
  min-width:0;
}

.nav-area.nav-left{
  justify-content:flex-start;
}

.nav-area.nav-right{
  justify-content:flex-end;
}

.nav-link{
  position:relative;
  font-size:14px;
  font-weight:500;
  color:var(--text-sub);
  letter-spacing:.02em;
  white-space:nowrap;
  padding:8px 2px;
  transition:color .2s ease;
}

.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--gold),var(--gold-light));
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s ease;
}

.nav-link:hover{
  color:var(--gold-light);
}

.nav-link:hover::after{
  transform:scaleX(1);
}

.nav-link.active{
  color:var(--gold);
}

.nav-link.active::after{
  transform:scaleX(1);
}

.brand{
  flex-shrink:0;
  display:flex;
  align-items:center;
  gap:11px;
  padding:4px 2px;
}

.brand-mark{
  width:42px;
  height:42px;
  border-radius:14px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:linear-gradient(145deg,#2c2140,#1b1425);
  border:1px solid rgba(208,167,95,.55);
  color:var(--gold-light);
  font-size:15px;
  font-weight:800;
  letter-spacing:.02em;
  box-shadow:0 0 0 5px rgba(208,167,95,.04),0 10px 20px rgba(10,6,18,.25);
}

.brand-word{
  display:flex;
  flex-direction:column;
  line-height:1.15;
  text-align:left;
}

.brand-name{
  font-size:20px;
  font-weight:800;
  color:var(--text-main);
  letter-spacing:.04em;
}

.brand-domain{
  font-size:10px;
  color:var(--text-weak);
  letter-spacing:.12em;
  margin-top:2px;
}

.nav-toggle{
  display:none;
  position:relative;
  width:44px;
  height:44px;
  flex-shrink:0;
  margin-left:auto;
  align-items:center;
  justify-content:center;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";
  display:block;
  width:22px;
  height:2px;
  border-radius:2px;
  background:var(--gold-light);
  position:relative;
  transition:transform .2s ease,opacity .2s ease,top .2s ease;
}

.nav-toggle span{
  top:0;
}

.nav-toggle span::before{
  position:absolute;
  top:-6px;
  left:0;
}

.nav-toggle span::after{
  position:absolute;
  top:6px;
  left:0;
}

.nav-toggle[aria-expanded="true"] span{
  background:transparent;
}

.nav-toggle[aria-expanded="true"] span::before{
  top:0;
  transform:rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span::after{
  top:0;
  transform:rotate(-45deg);
}

/* mobile menu */
.mobile-nav{
  display:none;
}

/* shared */
.section{
  padding:96px 0;
}

.section-heading{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:40px;
}

.section-heading h2{
  margin:6px 0 0;
  font-size:clamp(28px,3.5vw,42px);
  font-weight:800;
  letter-spacing:.01em;
  color:var(--text-main);
}

.section-heading p{
  max-width:640px;
  color:var(--text-sub);
}

.eyebrow{
  display:inline-block;
  font-size:12px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--gold);
  text-transform:uppercase;
  padding:4px 12px;
  border:1px solid rgba(208,167,95,.28);
  border-radius:var(--radius-badge);
  background:rgba(208,167,95,.07);
}

.section-more{
  color:var(--text-sub);
  font-size:14px;
  display:inline-flex;
  align-items:center;
  gap:6px;
}

.section-more:hover{
  color:var(--gold-light);
}

.section-more svg{
  width:15px;
  height:15px;
  transition:transform .25s ease;
}

.section-more:hover svg{
  transform:translateX(5px);
}

/* buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:15px;
  font-weight:700;
  border-radius:var(--radius-btn);
  padding:0 26px;
  height:48px;
  line-height:1;
  border:1.5px solid transparent;
  transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}

.btn svg{
  width:16px;
  height:16px;
  flex-shrink:0;
}

.btn-gold{
  background:linear-gradient(135deg,var(--gold-light),var(--gold));
  color:#241b15;
  box-shadow:0 12px 30px rgba(208,167,95,.15);
}

.btn-gold:hover{
  transform:translateY(-2px);
  filter:brightness(1.06);
  box-shadow:0 16px 36px rgba(208,167,95,.22);
}

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

.btn-outline{
  background:transparent;
  border-color:rgba(208,167,95,.65);
  color:var(--gold-light);
}

.btn-outline:hover{
  background:rgba(208,167,95,.10);
  border-color:var(--gold-light);
  transform:translateY(-2px);
}

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

.btn-lg{
  height:52px;
  padding:0 34px;
  font-size:16px;
}

.btn-sm{
  height:40px;
  padding:0 20px;
  font-size:14px;
}

.text-link{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-weight:700;
  font-size:14px;
  color:var(--gold-light);
}

.text-link svg{
  width:15px;
  height:15px;
  transition:transform .2s ease;
}

.text-link:hover svg{
  transform:translateX(4px);
}

/* article page lead */
.article-lead{
  position:relative;
  padding:96px 0 68px;
  background:
    linear-gradient(180deg, rgba(21,16,29,.8), rgba(21,16,29,.96)),
    url('/assets/images/backpic/back-2.png') center 45% / cover no-repeat;
  border-bottom:1px solid var(--line);
}

.article-lead .lead-content{
  max-width:960px;
  margin:0 auto;
  text-align:center;
}

.article-lead .eyebrow{
  margin-bottom:18px;
}

.breadcrumb{
  display:flex;
  align-items:center;
  justify-content:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--text-weak);
  margin-top:18px;
}

.breadcrumb a{
  color:var(--text-sub);
}

.breadcrumb a:hover{
  color:var(--gold-light);
}

.breadcrumb-arrow{
  color:rgba(245,238,231,.24);
}

/* article wrap */
.article-wrap{
  padding:68px 0 90px;
}

.article-card{
  max-width:980px;
  margin:0 auto;
}

.article-title{
  max-width:860px;
  margin:0 auto;
  text-align:center;
  font-size:clamp(30px,4.9vw,48px);
  line-height:1.22;
  font-weight:800;
  letter-spacing:.01em;
  color:var(--text-main);
  text-wrap:balance;
}

.article-meta{
  display:flex;
  align-items:center;
  justify-content:center;
  flex-wrap:wrap;
  gap:12px 26px;
  margin:32px auto 0;
  max-width:860px;
  padding-bottom:28px;
  border-bottom:1px solid rgba(208,167,95,.28);
  color:var(--text-sub);
  font-size:14px;
}

.meta-dot{
  width:4px;
  height:4px;
  border-radius:50%;
  background:rgba(245,238,231,.18);
}

.meta-item{
  display:inline-flex;
  align-items:center;
  gap:7px;
  color:var(--text-sub);
}

.meta-item svg{
  width:15px;
  height:15px;
  color:var(--gold);
  opacity:.8;
}

.meta-tags{
  color:var(--text-sub);
  display:inline-flex;
  align-items:center;
  flex-wrap:wrap;
  gap:6px;
}

.tag-mini{
  font-size:12px;
  padding:3px 10px;
  border-radius:var(--radius-badge);
  background:rgba(72,199,173,.10);
  border:1px solid rgba(72,199,173,.2);
  color:#8fded0;
}

/* cms content */
.cms-content{
  background:var(--paper);
  color:var(--ink);
  border-radius:24px;
  padding:48px;
  margin:42px 0 0;
  box-shadow:var(--shadow-card);
  font-size:16px;
  line-height:1.9;
  max-width:860px;
}

.cms-content > *{
  max-width:100%;
}

.cms-content p{
  margin:0 0 1.3em;
}

.cms-content h2{
  font-size:26px;
  font-weight:800;
  line-height:1.35;
  margin:2em 0 .75em;
  padding-left:14px;
  border-left:3px solid var(--gold-deep);
  color:var(--ink);
}

.cms-content h3{
  font-size:20px;
  font-weight:800;
  color:var(--ink);
  margin:1.8em 0 .6em;
}

.cms-content ul,
.cms-content ol{
  margin:0 0 1.4em;
  padding-left:1.4em;
}

.cms-content li{
  margin-bottom:.55em;
}

.cms-content a{
  color:#9a4d3a;
  text-decoration:underline;
  text-underline-offset:4px;
}

.cms-content img{
  border-radius:16px;
  height:auto;
  margin:28px auto;
  box-shadow:0 12px 30px rgba(80,50,40,.16);
}

.cms-content blockquote{
  margin:1.6em 0;
  padding:16px 20px;
  border-left:3px solid var(--gold-deep);
  background:rgba(158,122,65,.08);
  border-radius:0 12px 12px 0;
  color:#4a3a28;
}

.cms-content .cms-read-note{
  border-radius:var(--radius-card);
  background:rgba(72,199,173,.08);
  border:1px solid rgba(72,199,173,.24);
  padding:18px 20px;
  font-size:15px;
  margin:24px 0;
}

.cms-content code{
  background:rgba(43,37,32,.09);
  padding:2px 7px;
  border-radius:6px;
  font-size:.95em;
}

/* cms nav */
.cms-nav{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  margin-top:34px;
  padding:20px 0;
  border-top:1px solid var(--line);
}

.cms-nav a{
  font-size:14px;
  font-weight:600;
  color:var(--text-sub);
  display:inline-flex;
  align-items:center;
  gap:8px;
}

.cms-nav a:hover{
  color:var(--gold-light);
}

.cms-nav svg{
  width:15px;
  height:15px;
}

/* related */
.related-block{
  margin-top:64px;
}

.related-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}

.related-card{
  display:flex;
  flex-direction:column;
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}

.related-card:hover{
  transform:translateY(-5px);
  border-color:rgba(208,167,95,.35);
  box-shadow:var(--shadow-card-hover);
}

.related-card .related-img{
  aspect-ratio:16/9;
  background-color:var(--bg-deep);
  overflow:hidden;
  position:relative;
}

.related-card .related-img img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .4s ease;
}

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

.related-body{
  display:flex;
  flex-direction:column;
  flex:1;
  padding:22px 22px 20px;
}

.related-body h3{
  margin:0 0 8px;
  font-size:19px;
  font-weight:800;
  line-height:1.4;
  color:var(--text-main);
}

.related-body p{
  margin:0 0 18px;
  color:var(--text-sub);
  font-size:14px;
  line-height:1.7;
  flex:1;
}

.related-meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  font-size:13px;
  color:var(--text-weak);
}

/* empty state */
.empty-state{
  margin-top:42px;
  padding:80px 32px;
  text-align:center;
  background:var(--bg-deep);
  border:1px solid var(--line);
  border-radius:24px;
  box-shadow:var(--shadow-card);
}

.empty-icon{
  width:92px;
  height:92px;
  margin:0 auto 24px;
  border-radius:50%;
  border:1px solid rgba(208,167,95,.4);
  background:rgba(208,167,95,.06);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--gold);
  font-size:42px;
}

.empty-state h1{
  font-size:clamp(28px,4vw,42px);
  font-weight:800;
  color:var(--text-main);
  margin:0 0 14px;
}

.empty-state p{
  max-width:420px;
  margin:0 auto 28px;
  color:var(--text-sub);
  font-size:16px;
  line-height:1.8;
}

.empty-state .link-home{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--gold-light);
  font-weight:600;
  font-size:14px;
  margin-top:18px;
}

.empty-state .link-home svg{
  width:15px;
  height:15px;
}

/* footer */
.site-footer{
  margin-top:40px;
  background:var(--bg-deep);
  border-top:1px solid rgba(208,167,95,.3);
  padding:64px 0 24px;
  color:var(--text-sub);
}

.footer-grid{
  display:grid;
  grid-template-columns:1.4fr .8fr .8fr;
  gap:52px;
  padding-bottom:44px;
  border-bottom:1px solid var(--line);
}

.footer-brand .brand{
  display:inline-flex;
  margin-bottom:16px;
}

.footer-about{
  max-width:380px;
  margin:0;
  font-size:14px;
  color:var(--text-sub);
  line-height:1.85;
}

.footer-title{
  font-size:14px;
  color:var(--text-main);
  margin:4px 0 20px;
  font-weight:700;
  letter-spacing:.05em;
}

.footer-links{
  display:flex;
  flex-direction:column;
  gap:11px;
}

.footer-links a{
  font-size:14px;
  color:var(--text-sub);
  transition:color .2s ease, transform .2s ease;
}

.footer-links a:hover{
  color:var(--gold-light);
  transform:translateX(3px);
}

.footer-bottom{
  max-width:1200px;
  margin:0 auto;
  padding:24px 24px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  color:var(--text-weak);
  font-size:13px;
}

.footer-domain{
  color:rgba(208,167,95,.65);
  letter-spacing:.02em;
}

/* responsive */
@media (max-width:1080px){
  .nav-area{
    display:none !important;
  }

  .site-header{
    height:64px;
  }

  .site-header .header-inner{
    padding:0 18px;
    justify-content:space-between;
  }

  .brand{
    order:1;
    margin:0;
  }

  .brand-mark{
    width:38px;
    height:38px;
    border-radius:12px;
  }

  .brand-name{
    font-size:18px;
  }

  .nav-toggle{
    display:inline-flex;
    order:3;
  }

  .header-inner .brand.word-only .brand-domain{
    display:none;
  }

  .mobile-nav{
    position:fixed;
    top:64px;
    left:0;
    right:0;
    z-index:79;
    display:block;
    background:rgba(20,14,29,.98);
    border-bottom:1px solid var(--line);
    box-shadow:0 24px 40px rgba(8,5,14,.4);
    transform:translateY(-12px);
    opacity:0;
    visibility:hidden;
    transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
  }

  .mobile-nav.open{
    transform:translateY(0);
    opacity:1;
    visibility:visible;
  }

  .mobile-nav nav{
    max-width:700px;
    margin:0 auto;
    padding:14px 24px 22px;
    display:flex;
    flex-direction:column;
  }

  .mobile-nav .nav-link{
    display:block;
    padding:13px 4px;
    border-bottom:1px solid rgba(245,238,231,.06);
    color:var(--text-sub);
  }

  .mobile-nav .nav-link:hover,
  .mobile-nav .nav-link.active{
    color:var(--gold-light);
  }

  .mobile-nav .nav-link::after{
    display:none;
  }

  .mobile-nav .btn{
    margin-top:16px;
  }

  .section{
    padding:64px 0;
  }

  .related-grid{
    grid-template-columns:repeat(3,1fr);
  }

  .footer-grid{
    grid-template-columns:1fr 1fr;
  }
}

@media (max-width:768px){
  .section{
    padding:52px 0;
  }

  .article-lead{
    padding:76px 0 42px;
  }

  .article-wrap{
    padding:44px 0 60px;
  }

  .section-heading{
    flex-direction:column;
    align-items:flex-start;
    gap:16px;
    margin-bottom:28px;
  }

  .cms-content{
    padding:32px 24px;
    margin-top:32px;
    border-radius:18px;
  }

  .related-grid{
    grid-template-columns:1fr;
  }

  .article-meta{
    gap:12px 16px;
  }

  .cms-nav{
    flex-direction:column;
    align-items:flex-start;
  }

  .footer-grid{
    grid-template-columns:1fr;
    gap:36px;
  }

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

@media (max-width:520px){
  .container{
    padding-left:18px;
    padding-right:18px;
  }

  .brand-name{
    font-size:17px;
  }

  .brand-domain{
    font-size:9px;
  }

  .btn{
    height:44px;
    font-size:14px;
    padding:0 22px;
  }

  .btn-lg{
    height:48px;
  }

  .article-title{
    font-size:27px;
  }

  .cms-content{
    padding:26px 20px;
  }

  .cms-content h2{
    font-size:21px;
    padding-left:10px;
  }

  .cms-content h3{
    font-size:18px;
  }

  .related-body{
    padding:18px;
  }

  .related-body h3{
    font-size:18px;
  }
}

/* roulang page: category1 */
:root {
    --bg:#15101d;
    --bg-deep:#1b1425;
    --surface:#241b32;
    --surface-float:#2c2140;
    --text-main:#f5eee7;
    --text-sub:#c5bcc9;
    --text-weak:#8a7f95;
    --gold:#d0a75f;
    --gold-light:#e7c88a;
    --gold-deep:#9e7a41;
    --pink:#b06c93;
    --cyan:#48c7ad;
    --border:rgba(245,238,231,.12);
    --radius:16px;
    --radius-sm:8px;
    --shadow:0 18px 40px rgba(8,5,14,.4);
    --shadow-hover:0 22px 50px rgba(10,6,18,.55);
    --content:1200px;
    --article-width:760px;
    --header-h:76px;
    --space-section:120px;
    --font-ui:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{
    background:var(--bg);
    color:var(--text-main);
    font-family:var(--font-ui);
    font-size:16px;
    line-height:1.7;
    padding-top:var(--header-h);
    -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}
.container{width:min(var(--content),100% - 48px);margin-inline:auto}

/* ---------- header / nav ---------- */
.site-header{
    position:fixed;
    top:0;left:0;right:0;
    z-index:100;
    height:var(--header-h);
    background:rgba(21,16,29,.88);
    border-bottom:1px solid rgba(208,167,95,.12);
    transition:background .25s,border-color .25s,box-shadow .25s;
}
.site-header.scrolled{
    background:rgba(21,16,29,.96);
    border-bottom-color:rgba(208,167,95,.32);
    box-shadow:0 8px 24px rgba(5,3,10,.26);
}
.header-inner{
    height:var(--header-h);
    position:relative;
    display:flex;
    align-items:center;
    justify-content:space-between;
    max-width:1280px;
    margin-inline:auto;
    padding-inline:24px;
}
.header-slot-left{
    flex:1;
    display:flex;
    align-items:center;
    gap:4px;
}
.header-slot-right{
    flex:1;
    display:flex;
    justify-content:flex-end;
    align-items:center;
    gap:6px;
}
.brand{
    position:absolute;
    left:50%;
    transform:translateX(-50%);
    top:50%;
    translate:-50% -50%;
    display:flex;
    align-items:center;
    gap:10px;
    color:var(--text-main);
    z-index:3;
}
.brand-mark{
    width:36px;
    height:36px;
    border:1px solid rgba(208,167,95,.8);
    border-radius:10px;
    display:grid;
    place-items:center;
    font-weight:800;
    font-size:14px;
    color:var(--gold-light);
    background:linear-gradient(135deg,rgba(208,167,95,.22),rgba(208,167,95,.04));
    box-shadow:0 0 0 4px rgba(208,167,95,.08);
}
.brand-word{display:flex;flex-direction:column;line-height:1.2;min-width:120px}
.brand-name{
    font-weight:800;
    font-size:19px;
    letter-spacing:.02em;
    color:var(--text-main);
    white-space:nowrap;
}
.brand-domain{
    font-size:11px;
    letter-spacing:.08em;
    color:var(--text-weak);
    line-height:1.4;
    font-family:"SF Mono",Consolas,monospace;
}
.nav-area{display:flex;align-items:center;gap:26px}
.nav-link{
    position:relative;
    font-size:15px;
    font-weight:500;
    color:var(--text-sub);
    padding:8px 0;
    transition:color .2s;
    white-space:nowrap;
    border-radius:0;
    background:transparent;
}
.nav-link::after{
    content:"";
    position:absolute;
    left:0;right:100%;bottom:0;
    height:2px;
    background:linear-gradient(90deg,var(--gold-light),var(--gold));
    border-radius:999px;
    transition:right .22s ease;
}
.nav-link:hover{color:var(--gold-light)}
.nav-link:hover::after{right:0}
.nav-link.active{color:var(--gold-light)}
.nav-link.active::after{right:0}
.nav-cta{
    height:40px;
    padding:0 20px;
    border:1px solid var(--gold);
    border-radius:999px;
    font-size:14px;
    font-weight:600;
    color:var(--gold-light);
    display:inline-flex;
    align-items:center;
    transition:background .2s,transform .2s;
}
.nav-cta:hover{
    background:rgba(208,167,95,.1);
    transform:translateY(-1px);
}
.nav-dropbox{position:relative}
.nav-drop-btn{
    display:inline-flex;
    align-items:center;
    gap:6px;
    cursor:pointer;
}
.nav-drop-btn svg{width:14px;height:14px;opacity:.7}
.nav-dropdown{
    position:absolute;
    top:calc(100% + 12px);
    right:-12px;
    width:210px;
    background:var(--surface);
    border:1px solid rgba(208,167,95,.18);
    border-radius:14px;
    padding:8px;
    box-shadow:var(--shadow);
    opacity:0;
    pointer-events:none;
    transform:translateY(8px);
    transition:opacity .18s,transform .18s;
}
.nav-dropbox:hover .nav-dropdown,
.nav-dropbox.has-open .nav-dropdown{
    opacity:1;
    pointer-events:auto;
    transform:translateY(0);
}
.nav-dropdown .nav-link{
    display:block;
    padding:10px 12px;
    border-radius:8px;
    font-size:14px;
    color:var(--text-sub);
}
.nav-dropdown .nav-link:hover{
    background:rgba(208,167,95,.1);
    color:var(--gold-light);
}
.nav-dropdown .nav-link.active{
    background:rgba(208,167,95,.12);
    color:var(--gold-light);
    font-weight:600;
}
.nav-toggle{
    display:none;
    width:42px;
    height:42px;
    align-items:center;
    justify-content:center;
    border:1px solid var(--border);
    border-radius:10px;
    background:rgba(255,255,255,.04);
}
.nav-toggle span{
    width:16px;
    height:1.6px;
    background:var(--text-main);
    display:block;
    position:relative;
    transition:background .2s;
}
.nav-toggle span::before,.nav-toggle span::after{
    content:"";
    position:absolute;
    left:0;
    width:16px;
    height:1.6px;
    background:var(--text-main);
    transition:transform .2s;
}
.nav-toggle span::before{top:-5px}
.nav-toggle span::after{top:5px}
.mobile-menu{
    display:none;
    position:fixed;
    top:var(--header-h);
    left:0;right:0;
    background:rgba(21,16,29,.98);
    border-bottom:1px solid var(--border);
    padding:14px 20px 24px;
    box-shadow:0 24px 44px rgba(6,4,12,.5);
    z-index:99;
}
.mobile-menu.open{display:block}
.mobile-menu .nav-link{
    display:flex;
    justify-content:space-between;
    padding:13px 4px;
    font-size:16px;
    border-bottom:1px solid rgba(245,238,231,.07);
}
.mobile-menu .nav-link:last-child{border-bottom:0}
.mobile-menu .nav-cta{
    width:100%;
    height:46px;
    justify-content:center;
    margin-top:14px;
    background:linear-gradient(135deg,var(--gold-light),var(--gold));
    color:#2a1f10;
    border:none;
}
@media(max-width:1200px){
    .header-slot-left .nav-area{gap:18px}
    .header-slot-right .nav-area{gap:14px}
}
@media(max-width:1080px){
    :root{--header-h:64px}
    .header-slot-left,
    .header-slot-right .nav-area,
    .header-slot-right .nav-cta{display:none}
    .header-inner{justify-content:flex-end;padding-inline:16px}
    .brand{
        left:50%;
        top:50%;
        transform:translate(-50%,-50%);
        z-index:2;
        display:flex;
    }
    .brand-name{font-size:17px}
    .nav-toggle{
        display:inline-flex;
        margin-left:auto;
        position:relative;
        z-index:3;
    }
    .nav-toggle.open span{background:transparent}
    .nav-toggle.open span::before{transform:translateY(5px) rotate(45deg)}
    .nav-toggle.open span::after{transform:translateY(-5px) rotate(-45deg)}
}

/* ---------- buttons ---------- */
.btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:48px;
    padding:0 28px;
    border-radius:999px;
    font-weight:700;
    font-size:15px;
    letter-spacing:.02em;
    transition:transform .2s,box-shadow .2s,background .2s,color .2s;
}
.btn-primary{
    background:linear-gradient(135deg,var(--gold-light),var(--gold));
    color:#2a2118;
    box-shadow:0 14px 28px rgba(8,5,14,.3),0 0 0 1px rgba(208,167,95,.25);
}
.btn-primary:hover{
    transform:translateY(-2px);
    box-shadow:0 18px 34px rgba(8,5,14,.45);
    filter:brightness(1.05);
}
.btn-secondary{
    border:1.5px solid rgba(208,167,95,.75);
    color:var(--gold-light);
}
.btn-secondary:hover{
    background:rgba(208,167,95,.08);
    transform:translateY(-1px);
}
.btn-ghost{
    color:var(--text-sub);
}
.btn-ghost:hover{
    color:var(--gold-light);
    gap:12px;
}
.btn-ghost svg{transition:transform .2s}
.btn-ghost:hover svg{transform:translateX(4px)}
.btn-white{
    background:var(--gold);
    color:var(--bg);
}
@media(max-width:520px){
    .btn{width:100%;max-width:100%;padding:0 18px;height:48px}
}

/* ---------- category hero ---------- */
.category-hero{
    position:relative;
    background:
        linear-gradient(90deg,rgba(21,16,29,.96) 0%,rgba(27,20,37,.84) 55%,rgba(36,27,50,.76) 100%),
        url('/assets/images/backpic/back-2.png') center/cover no-repeat;
    border-bottom:1px solid rgba(208,167,95,.12);
}
.category-hero::before{
    content:"";
    position:absolute;
    inset:0;
    background:
        radial-gradient(circle at 76% 28%,rgba(176,108,147,.18),transparent 34%),
        linear-gradient(0deg,rgba(21,16,29,.6),transparent 45%);
    pointer-events:none;
}
.category-hero .container{
    position:relative;
    z-index:2;
    padding-top:46px;
    padding-bottom:62px;
    min-height:320px;
}
.breadcrumb{
    font-size:13px;
    color:var(--text-weak);
    display:flex;
    align-items:center;
    gap:8px;
    margin-bottom:30px;
}
.breadcrumb a{color:var(--text-sub);transition:color .2s}
.breadcrumb a:hover{color:var(--gold-light)}
.hero-seal{
    display:inline-flex;
    align-items:center;
    gap:10px;
    border:1px solid rgba(208,167,95,.45);
    background:rgba(208,167,95,.08);
    border-radius:999px;
    padding:8px 16px 8px 12px;
    font-size:13px;
    color:var(--gold-light);
    margin-bottom:18px;
}
.hero-seal i{
    width:6px;height:6px;
    background:var(--pink);
    border-radius:50%;
    display:block;
    box-shadow:0 0 12px rgba(176,108,147,.9);
}
.category-hero h1{
    font-size:clamp(34px,5vw,58px);
    font-weight:800;
    line-height:1.13;
    color:#fffaf4;
    letter-spacing:.03em;
    max-width:760px;
}
.category-hero .hero-lead{
    margin-top:16px;
    font-size:clamp(15px,2vw,18px);
    line-height:1.8;
    color:#d8cdd6;
    max-width:680px;
}
.hero-actions{
    display:flex;
    flex-wrap:wrap;
    gap:14px;
    margin-top:30px;
}
.hero-note{
    margin-top:26px;
    display:flex;
    flex-wrap:wrap;
    gap:14px 26px;
    font-size:13px;
    color:var(--text-sub);
}
.hero-note span{display:inline-flex;align-items:center;gap:8px}
.hero-note i{
    font-style:normal;
    width:7px;height:7px;
    border-radius:50%;
    background:var(--cyan);
    box-shadow:0 0 0 4px rgba(72,199,173,.1);
}
@media(max-width:600px){
    .category-hero .container{padding-top:40px;padding-bottom:44px;min-height:0}
    .hero-actions .btn{width:auto;flex:1}
    .hero-note{align-items:flex-start;flex-direction:column;gap:10px}
}

/* ---------- section layout ---------- */
.section{
    padding:var(--space-section) 0;
}
.section-tight{padding:64px 0}
.section-head{
    margin-bottom:34px;
    position:relative;
}
.section-kicker{
    font-size:13px;
    font-weight:600;
    letter-spacing:.16em;
    color:var(--gold);
    text-transform:uppercase;
    display:inline-flex;
    align-items:center;
    gap:10px;
    margin-bottom:10px;
}
.section-kicker::before{
    content:"";
    width:22px;height:1px;
    background:var(--gold);
    opacity:.6;
}
.section-title{
    font-size:clamp(28px,3.5vw,42px);
    line-height:1.25;
    font-weight:800;
    color:var(--text-main);
    letter-spacing:.02em;
}
.section-desc{
    color:var(--text-sub);
    font-size:16px;
    max-width:720px;
    margin-top:12px;
}

/* ---------- page main / two column ---------- */
.page-main{
    padding:76px 0 20px;
    background:
        radial-gradient(circle at 10% 6%,rgba(208,167,95,.04),transparent 22%),
        var(--bg);
}
.guide-layout{
    display:grid;
    grid-template-columns:minmax(0,1fr) 320px;
    gap:48px;
    align-items:start;
}
.guide-content{
    min-width:0;
}
.guide-cards{
    display:grid;
    gap:22px;
}
.guide-section{
    background:linear-gradient(180deg,rgba(255,255,255,.025),rgba(255,255,255,.006)),var(--bg-deep);
    border:1px solid var(--border);
    border-radius:var(--radius);
    padding:clamp(24px,3vw,42px);
    position:relative;
    overflow:hidden;
}
.guide-section::before{
    content:"";
    position:absolute;
    top:0;left:0;
    width:44px;height:2px;
    background:linear-gradient(90deg,var(--gold),transparent);
    border-radius:999px;
}
.guide-section+.guide-section{
    margin-top:24px;
}
.guide-cat{
    display:inline-block;
    font-size:12px;
    color:var(--pink);
    border:1px solid rgba(176,108,147,.4);
    padding:5px 10px;
    border-radius:999px;
    background:rgba(176,108,147,.06);
    letter-spacing:.08em;
}
.guide-section h2{
    margin-top:14px;
    color:var(--text-main);
    font-size:clamp(22px,2.4vw,28px);
    font-weight:800;
    line-height:1.3;
}
.guide-section p{
    margin-top:16px;
    color:#bcb2bf;
    font-size:15px;
    line-height:1.85;
}
.guide-section strong{
    color:var(--gold-light);
    font-weight:700;
}
.guide-content figcaption{
    font-size:13px;
    color:var(--text-weak);
    text-align:center;
    margin-top:14px;
}
.photo-frame{
    margin:24px 0 4px;
    background:var(--bg-deep);
    border-radius:14px;
    overflow:hidden;
    border:1px solid var(--border);
    box-shadow:var(--shadow);
}
.photo-frame img{
    width:100%;
    min-height:120px;
    object-fit:cover;
    background:var(--bg-deep);
}
.guide-list{
    margin-top:18px;
    display:grid;
    gap:12px;
}
.guide-list li{
    display:flex;
    gap:12px;
    align-items:flex-start;
    font-size:15px;
    color:#d6cdd8;
    line-height:1.65;
}
.guide-list li::before{
    content:"";
    flex:0 0 auto;
    width:18px;height:18px;
    border-radius:6px;
    margin-top:3px;
    background:
        linear-gradient(135deg,var(--gold),var(--gold-light));
    -webkit-mask:url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M9 16.17 4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3E%3C/svg%3E") center/contain no-repeat;
            mask:url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M9 16.17 4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3E%3C/svg%3E") center/contain no-repeat;
    background-color:var(--gold);
}
.step-list{
    margin-top:22px;
    display:grid;
    gap:16px;
}
.step-item{
    display:grid;
    grid-template-columns:48px 1fr;
    gap:14px;
    background:rgba(255,255,255,.035);
    border:1px solid rgba(245,238,231,.09);
    border-radius:12px;
    padding:15px 16px;
}
.step-num{
    width:42px;height:42px;
    border-radius:12px;
    display:grid;
    place-items:center;
    font-family:"Oswald","DIN Alternate","SF Pro Display",sans-serif;
    font-weight:800;
    font-size:16px;
    color:var(--gold);
    background:rgba(208,167,95,.14);
    border:1px solid rgba(208,167,95,.26);
}
.step-item h3{
    font-size:16px;
    font-weight:700;
    color:var(--text-main);
}
.step-item p{
    margin-top:6px;
    font-size:14px;
    color:var(--text-sub);
    line-height:1.75;
}
.note-block{
    margin-top:22px;
    padding:16px 18px;
    border-radius:12px;
    border-left:3px solid var(--cyan);
    background:rgba(72,199,173,.06);
}
.note-block p{
    color:#bfd8d1;
    font-size:14px;
    margin:0;
    line-height:1.7;
}
.warn-block{
    margin-top:22px;
    padding:16px 18px;
    border-radius:12px;
    border-left:3px solid var(--pink);
    background:rgba(176,108,147,.07);
}
.warn-block p{
    color:#d8bbc8;
    font-size:14px;
    margin:0;
    line-height:1.7;
}

/* ---------- aside ---------- */
.guide-aside{
    position:sticky;
    top:calc(var(--header-h) + 20px);
    display:grid;
    gap:22px;
}
.aside-card{
    background:var(--surface);
    border:1px solid var(--border);
    border-radius:16px;
    padding:20px;
    box-shadow:0 12px 26px rgba(8,5,14,.26);
}
.aside-card .aside-title{
    display:flex;
    gap:8px;
    align-items:center;
    font-size:14px;
    letter-spacing:.04em;
    color:var(--gold-light);
    font-weight:700;
    padding-bottom:12px;
    margin-bottom:12px;
    border-bottom:1px solid rgba(245,238,231,.09);
}
.mini-nav{
    display:grid;
    gap:6px;
}
.mini-nav a{
    display:flex;
    justify-content:space-between;
    align-items:center;
    font-size:14px;
    color:var(--text-sub);
    padding:8px 10px;
    border-radius:8px;
    transition:background .2s,color .2s;
}
.mini-nav a::after{
    content:"↗";
    color:var(--text-weak);
    opacity:0;
    transition:opacity .2s;
}
.mini-nav a:hover{
    background:rgba(208,167,95,.08);
    color:var(--gold-light);
}
.mini-nav a:hover::after{opacity:1}
.aside-card-text{
    color:#bcb2bf;
    font-size:14px;
    line-height:1.8;
}
.aside-btn{
    display:flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    margin-top:14px;
    height:42px;
    background:linear-gradient(135deg,var(--gold-light),var(--gold));
    color:#2a1b10;
    font-weight:700;
    font-size:14px;
    border-radius:999px;
    transition:transform .2s,filter .2s;
}
.aside-btn:hover{
    transform:translateY(-1px);
    filter:brightness(1.06);
}
.aside-btn.secondary{
    background:transparent;
    color:var(--gold-light);
    border:1px solid rgba(208,167,95,.6);
}
.tag-cloud{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
}
.tag-cloud span{
    border:1px solid rgba(245,238,231,.1);
    background:rgba(255,255,255,.025);
    color:var(--text-sub);
    padding:4px 10px;
    border-radius:999px;
    font-size:12px;
}

/* ---------- process unit ---------- */
.path-strip{
    position:relative;
    padding:84px 0;
    background:
        radial-gradient(circle at 80% 10%,rgba(176,108,147,.1),transparent 26%),
        var(--bg-deep);
    border-block:1px solid var(--border);
}
.process-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:20px;
    margin-top:34px;
}
.process-chip{
    position:relative;
    background:linear-gradient(180deg,rgba(208,167,95,.07),transparent);
    border:1px solid rgba(208,167,95,.22);
    padding:22px;
    border-radius:14px;
    min-height:150px;
    transition:border-color .2s,transform .2s,box-shadow .2s;
}
.process-chip:hover{
    border-color:rgba(208,167,95,.6);
    transform:translateY(-3px);
    box-shadow:0 14px 32px rgba(5,3,10,.35);
}
.process-chip b{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    font-size:12px;
    width:28px;height:28px;
    border-radius:10px;
    background:rgba(176,108,147,.18);
    color:#d99bb8;
    margin-bottom:14px;
    font-family:"Oswald",sans-serif;
}
.process-chip h3{
    font-size:17px;
    line-height:1.4;
    color:var(--text-main);
    font-weight:800;
}
.process-chip p{
    margin-top:8px;
    font-size:14px;
    color:var(--text-sub);
    line-height:1.75;
}
.mini-line{
    display:inline-block;
    height:1px;
    width:28px;
    background:var(--gold);
    opacity:.5;
    margin-bottom:3px;
}

/* ---------- faq ---------- */
.faq-section{
    position:relative;
}
.faq-list{
    display:grid;
    gap:16px;
    margin-top:34px;
    max-width:880px;
}
.faq-item{
    background:var(--surface);
    border:1px solid var(--border);
    border-radius:14px;
    overflow:hidden;
    transition:border-color .2s,box-shadow .2s;
}
.faq-item.has-open{
    border-color:rgba(208,167,95,.4);
    box-shadow:var(--shadow);
}
.faq-q{
    width:100%;
    display:flex;
    align-items:center;
    gap:16px;
    padding:18px 20px;
    text-align:left;
    font-size:16px;
    font-weight:600;
    color:var(--text-main);
    transition:background .25s;
}
.faq-q:hover{background:rgba(255,255,255,.035)}
.faq-q .faq-icon{
    flex:0 0 auto;
    width:28px;height:28px;
    border-radius:10px;
    display:grid;
    place-items:center;
    border:1px solid rgba(208,167,95,.34);
    color:var(--gold);
    background:rgba(208,167,95,.08);
    transition:transform .25s,background .2s;
}
.faq-item.has-open .faq-icon{
    transform:rotate(45deg);
    background:rgba(208,167,95,.18);
}
.faq-answer{
    display:grid;
    grid-template-rows:0fr;
    transition:grid-template-rows .26s ease;
}
.faq-answer-inner{
    overflow:hidden;
}
.faq-answer-inner p{
    color:var(--text-sub);
    font-size:15px;
    line-height:1.8;
    max-width:760px;
    padding:0 20px 20px 64px;
}
.faq-item.has-open .faq-answer{
    grid-template-rows:1fr;
}
@media(max-width:600px){
    .faq-answer-inner p{padding:0 16px 18px 16px}
    .faq-q{font-size:15px;padding:15px 14px}
}

/* ---------- cta ---------- */
.cta-zone{
    padding:64px 0 110px;
}
.cta-box{
    position:relative;
    overflow:hidden;
    border-radius:20px;
    background:
        linear-gradient(90deg,rgba(21,16,29,.92),rgba(27,20,37,.83)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
    padding:clamp(30px,5vw,64px);
    border:1px solid rgba(208,167,95,.28);
    text-align:center;
}
.cta-box::after{
    content:"";
    position:absolute;
    width:250px;height:250px;
    right:-60px;top:-70px;
    border:1px solid rgba(230,200,138,.15);
    border-radius:50%;
    pointer-events:none;
}
.cta-box h2{
    font-size:clamp(26px,4vw,40px);
    font-weight:800;
    color:var(--text-main);
}
.cta-box p{
    max-width:620px;
    color:#d2c8d0;
    margin:12px auto 0;
    font-size:16px;
}
.cta-actions{
    display:flex;
    gap:14px;
    justify-content:center;
    flex-wrap:wrap;
    margin-top:28px;
    position:relative;
    z-index:2;
}
@media(max-width:520px){
    .cta-actions .btn{width:auto;flex:1 1 100%}
}

/* ---------- footer ---------- */
.site-footer{
    background:linear-gradient(180deg,#181220,#120e1a);
    border-top:1px solid rgba(208,167,95,.3);
    position:relative;
}
.site-footer::before{
    content:"";
    position:absolute;
    top:-1px;
    left:0;right:0;
    height:1px;
    background:linear-gradient(90deg,transparent,rgba(231,200,138,.8),transparent);
}
.site-footer .container{
    padding-block:56px 24px;
}
.footer-grid{
    display:grid;
    grid-template-columns:1.6fr 1fr 1fr;
    gap:42px;
}
.footer-brand .brand{
    position:static;
    transform:none;
    display:flex;
    align-items:center;
    gap:10px;
    margin-bottom:16px;
}
.footer-about{
    max-width:380px;
    color:var(--text-sub);
    font-size:14px;
    line-height:1.85;
}
.footer-title{
    font-size:14px;
    font-weight:700;
    margin-bottom:14px;
    color:var(--gold-light);
}
.footer-links{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:10px 18px;
}
.footer-links a{
    color:var(--text-sub);
    font-size:14px;
    line-height:1.7;
    transition:color .2s,padding-left .2s;
}
.footer-links a:hover{
    color:var(--gold-light);
    padding-left:4px;
}
.footer-bottom{
    margin-top:40px;
    padding-top:18px;
    border-top:1px solid rgba(245,238,231,.08);
    display:flex;
    justify-content:space-between;
    gap:12px;
    flex-wrap:wrap;
    font-size:13px;
    color:var(--text-weak);
}
.footer-bottom a{color:var(--text-sub)}
.footer-bottom a:hover{color:var(--gold-light)}
.float-cta{
    position:fixed;
    right:32px;
    bottom:32px;
    z-index:80;
    display:flex;
    align-items:center;
    gap:6px;
    background:linear-gradient(135deg,var(--gold-light),var(--gold));
    color:#2a1b10;
    box-shadow:0 14px 30px rgba(8,5,14,.5);
    height:48px;
    padding:0 20px;
    border-radius:999px;
    font-size:14px;
    font-weight:700;
}
.float-cta:hover{
    transform:translateY(-3px);
}
@media(max-width:768px){
    .guide-layout{grid-template-columns:1fr}
    .guide-aside{
        position:static;
        grid-template-columns:1fr;
        margin-top:30px;
    }
    .process-grid{grid-template-columns:1fr 1fr}
    .footer-grid{grid-template-columns:1fr;gap:30px}
}
@media(max-width:520px){
    .process-grid{grid-template-columns:1fr}
    .footer-links{grid-template-columns:1fr}
    .float-cta{
        left:12px;
        right:12px;
        bottom:12px;
        justify-content:center;
        padding:0 14px;
    }
}
@media(max-width:520px){
    .section{padding:56px 0}
    .page-main{padding:42px 0 10px}
    .cta-zone{padding:32px 0 92px}
    .footer-bottom{flex-direction:column;align-items:center;text-align:center}
}

/* roulang page: category2 */
:root {
    --bg: #15101d;
    --bg-deep: #1b1425;
    --surface: #241b32;
    --surface-2: #2c2140;
    --text: #f5eee7;
    --muted: #c5bcc9;
    --muted-2: #8a7f95;
    --gold: #d0a75f;
    --gold-high: #e7c88a;
    --gold-deep: #9e7a41;
    --ruby: #b06c93;
    --teal: #48c7ad;
    --paper: #f6f1e8;
    --paper-ink: #2b2520;
    --border: rgba(245, 238, 231, 0.12);
    --radius-card: 16px;
    --radius-btn: 999px;
    --radius-badge: 8px;
    --shadow: 0 18px 40px rgba(8, 5, 14, 0.4);
    --shadow-hover: 0 22px 50px rgba(10, 6, 18, 0.55);
    --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
  }

  a {
    color: inherit;
    text-decoration: none;
  }

  img {
    max-width: 100%;
    display: block;
    background-color: var(--bg-deep);
  }

  button {
    font-family: inherit;
    font-size: inherit;
    border: 0;
    background: none;
    color: inherit;
    cursor: pointer;
  }

  ul,
  ol {
    list-style: none;
  }

  ::selection {
    background: rgba(208, 167, 95, 0.35);
    color: #fff;
  }

  .container {
    max-width: 1224px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
  }

  .section {
    padding: 96px 0;
  }

  .section-sub {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
    color: var(--gold);
    font-weight: 600;
    letter-spacing: 0.06em;
  }

  .section-sub::before {
    content: "";
    width: 28px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold));
  }

  h1, h2, h3 {
    line-height: 1.25;
    font-weight: 800;
  }

  h2 {
    font-size: clamp(28px, 3.5vw, 42px);
    margin-bottom: 18px;
  }

  h3 {
    font-size: 20px;
    font-weight: 700;
  }

  .section-desc {
    max-width: 680px;
    color: var(--muted);
    font-size: 16px;
  }

  /* ---------- Header ---------- */
  .site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(21, 16, 29, 0.72);
    transition: background 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    border-bottom: 1px solid transparent;
  }

  .site-header.is-scrolled {
    background: rgba(21, 16, 29, 0.92);
    border-bottom: 1px solid rgba(208, 167, 95, 0.28);
    box-shadow: 0 10px 30px rgba(8, 5, 14, 0.38);
  }

  .header-inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: center;
    height: 76px;
    gap: 16px;
  }

  .nav-area {
    display: flex;
    align-items: center;
    gap: 2px;
  }

  .nav-left {
    grid-column: 1;
    justify-content: flex-start;
  }

  .header-brand {
    grid-column: 2;
    justify-self: center;
  }

  .header-actions {
    grid-column: 3;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 14px;
  }

  .nav-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    font-size: 15px;
    font-weight: 500;
    color: var(--muted);
    border-radius: 8px;
    transition: color 0.2s, background 0.2s;
  }

  .nav-link:hover {
    color: var(--gold-high);
    background: rgba(245, 238, 231, 0.03);
  }

  .nav-link::after {
    content: "";
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: 2px;
    height: 2px;
    background: linear-gradient(90deg, var(--gold-deep), var(--gold-high), var(--gold-deep));
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 0.22s ease;
  }

  .nav-link.active {
    color: var(--gold);
  }

  .nav-link.active::after {
    transform: scaleX(1);
  }

  .menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 42px;
    height: 42px;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 10px 10px;
    background: rgba(245, 238, 231, 0.04);
  }

  .menu-toggle span {
    height: 2px;
    width: 100%;
    background: var(--gold);
    border-radius: 4px;
    transition: transform 0.22s, opacity 0.22s;
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .mobile-menu {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    z-index: 999;
    max-height: 0;
    overflow: hidden;
    background: var(--bg-deep);
    transition: max-height 0.28s ease;
    border-bottom: 1px solid transparent;
  }

  .mobile-menu.open {
    max-height: calc(100vh - 64px);
    overflow-y: auto;
    border-bottom-color: var(--border);
    box-shadow: 0 24px 48px rgba(8, 5, 14, 0.5);
  }

  .mobile-nav {
    padding: 18px 24px 24px;
    display: flex;
    flex-direction: column;
    gap: 2px;
  }

  .mobile-nav .nav-link {
    justify-content: flex-start;
    font-size: 16px;
    padding: 12px 12px;
  }

  .mobile-nav .nav-link::after {
    display: none;
  }

  .mobile-nav .nav-link.active {
    color: var(--gold-high);
  }

  .mobile-nav .btn {
    margin-top: 14px;
    text-align: center;
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    flex-shrink: 0;
  }

  .brand-mark {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    background: linear-gradient(145deg, #f0ddb2 2%, #d0a75f 38%, #9e7a41 70%, #6e5024);
    display: grid;
    place-items: center;
    font-family: "Oswald", "DIN Alternate", "Bahnschrift", sans-serif;
    font-weight: 800;
    font-size: 16px;
    letter-spacing: 0.04em;
    color: #241b32;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35), 0 8px 20px rgba(8, 5, 14, 0.3);
  }

  .brand-word {
    display: flex;
    flex-direction: column;
    line-height: 1.18;
  }

  .brand-name {
    font-size: 19px;
    font-weight: 800;
    color: var(--text);
    letter-spacing: 0.02em;
  }

  .brand-domain {
    font-size: 11px;
    letter-spacing: 0.06em;
    color: var(--muted-2);
  }

  /* ---------- Buttons ---------- */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    height: 48px;
    padding: 0 28px;
    border-radius: var(--radius-btn);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.02em;
    transition: transform 0.2s, box-shadow 0.2s, background 0.2s, color 0.2s, border-color 0.2s;
    white-space: nowrap;
  }

  .btn-primary {
    background: linear-gradient(145deg, #eeddaf, #d0a75f 52%, #b38543);
    color: #2b2014;
    box-shadow: 0 12px 28px rgba(8, 5, 14, 0.25);
  }

  .btn-primary:hover {
    background: linear-gradient(145deg, #f7ebcb, #e7c88a 52%, #c4974d);
    color: #1d1408;
    transform: translateY(-2px);
    box-shadow: 0 16px 34px rgba(8, 5, 14, 0.4);
  }

  .btn-outline {
    background: transparent;
    color: var(--gold-high);
    border: 1.5px solid rgba(208, 167, 95, 0.7);
  }

  .btn-outline:hover {
    background: rgba(208, 167, 95, 0.08);
    border-color: var(--gold-high);
    color: var(--gold-high);
    transform: translateY(-2px);
  }

  .btn-dark {
    background: rgba(245, 238, 231, 0.08);
    color: var(--text);
    border: 1px solid var(--border);
  }

  .btn-dark:hover {
    background: rgba(245, 238, 231, 0.14);
    border-color: rgba(245, 238, 231, 0.3);
    transform: translateY(-2px);
  }

  /* ---------- Category Hero ---------- */
  .category-hero {
    position: relative;
    padding: 150px 0 86px;
    background: linear-gradient(90deg, rgba(21, 16, 29, 0.98) 4%, rgba(21, 16, 29, 0.88) 52%, rgba(21, 16, 29, 0.5) 100%), url("/assets/images/backpic/back-1.png") center center / cover no-repeat;
    border-bottom: 1px solid rgba(208, 167, 95, 0.24);
  }

  .category-hero::before {
    content: "";
    position: absolute;
    right: 8%;
    top: 24%;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(176, 108, 147, 0.16), transparent 70%);
    pointer-events: none;
  }

  .hero-wrap {
    position: relative;
    z-index: 2;
    max-width: 780px;
  }

  .eyebrow {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 22px;
    color: var(--muted);
    font-size: 14px;
  }

  .eyebrow-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border: 1px solid rgba(208, 167, 95, 0.5);
    border-radius: var(--radius-badge);
    color: var(--gold-high);
    background: rgba(208, 167, 95, 0.08);
    font-weight: 600;
    letter-spacing: 0.04em;
  }

  .category-hero h1 {
    font-size: clamp(36px, 5vw, 58px);
    font-weight: 800;
    color: var(--text);
    margin-bottom: 22px;
  }

  .category-hero h1 .hero-accent {
    color: var(--gold-high);
  }

  .hero-lead {
    font-size: 17px;
    color: #e1d8d9;
    max-width: 660px;
    margin-bottom: 34px;
  }

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

  /* ---------- Livebar ---------- */
  .livebar {
    background: var(--bg-deep);
    border-bottom: 1px solid var(--border);
    padding: 0;
  }

  .livebar-inner {
    min-height: 54px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    color: var(--muted);
    font-size: 14px;
  }

  .live-state {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--text);
    font-weight: 600;
  }

  .live-state {
    color: var(--teal);
  }

  .live-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--teal);
    box-shadow: 0 0 0 0 rgba(72, 199, 173, 0.45);
    animation: pulse-dot 1.8s infinite;
  }

  @keyframes pulse-dot {
    0% {
      box-shadow: 0 0 0 0 rgba(72, 199, 173, 0.45);
    }
    70% {
      box-shadow: 0 0 0 8px rgba(72, 199, 173, 0);
    }
    100% {
      box-shadow: 0 0 0 0 rgba(72, 199, 173, 0);
    }
  }

  .livebar-note {
    color: var(--muted-2);
  }

  /* ---------- Split layout ---------- */
  .split-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 56px;
    align-items: start;
  }

  .content-main {
    min-width: 0;
  }

  .content-aside {
    position: sticky;
    top: 104px;
    display: flex;
    flex-direction: column;
    gap: 22px;
  }

  .rich-block {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 36px;
    align-items: center;
    margin: 30px 0 16px;
  }

  .media-figure {
    margin: 0;
    border-radius: var(--radius-card);
    border: 1px solid var(--border);
    background: var(--bg-deep);
    overflow: hidden;
    box-shadow: var(--shadow);
  }

  .media-figure img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
  }

  .media-figure figcaption {
    padding: 10px 14px;
    font-size: 13px;
    color: var(--muted-2);
    border-top: 1px solid var(--border);
    background: rgba(245, 238, 231, 0.02);
  }

  .rich-copy p {
    color: var(--muted);
    margin-bottom: 16px;
    font-size: 15px;
  }

  .content-list {
    display: flex;
    flex-direction: column;
  }

  .content-list li {
    display: flex;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    color: var(--muted);
    font-size: 15px;
  }

  .content-list li:last-child {
    border-bottom: 0;
  }

  .content-list li::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gold);
    margin-top: 9px;
    flex-shrink: 0;
  }

  .info-divider {
    height: 1px;
    background: linear-gradient(90deg, rgba(208, 167, 95, 0.05), rgba(208, 167, 95, 0.4), transparent);
    margin: 34px 0;
  }

  .number-list {
    margin-top: 16px;
  }

  .number-list li {
    display: flex;
    gap: 18px;
    padding: 16px 0;
    border-top: 1px solid var(--border);
  }

  .number-list .n-num {
    font-family: "Oswald", "DIN Alternate", sans-serif;
    color: var(--gold);
    font-weight: 700;
    flex-shrink: 0;
  }

  .number-list b {
    display: block;
    color: var(--text);
    font-size: 16px;
    margin-bottom: 5px;
  }

  .number-list p {
    color: var(--muted);
    font-size: 14px;
  }

  .aside-card {
    position: relative;
    border: 1px solid var(--border);
    background: var(--surface);
    border-radius: var(--radius-card);
    padding: 24px;
    overflow: hidden;
    box-shadow: 0 10px 24px rgba(8, 5, 14, 0.2);
  }

  .aside-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 70px;
    height: 1px;
    background: linear-gradient(90deg, var(--gold-high), transparent);
  }

  .aside-card h3 {
    font-size: 18px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
  }

  .aside-links {
    display: flex;
    flex-direction: column;
    gap: 2px;
  }

  .aside-links a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 4px;
    color: var(--muted);
    font-size: 14px;
    border-radius: 8px;
    transition: background 0.2s, color 0.2s, padding-left 0.2s;
  }

  .aside-links a:hover {
    background: rgba(245, 238, 231, 0.04);
    color: var(--gold-high);
    padding-left: 10px;
  }

  .aside-links a::after {
    content: "→";
    color: var(--gold);
  }

  .aside-note {
    background: rgba(176, 108, 147, 0.06);
    border-left: 2px solid var(--ruby);
    padding: 14px 16px;
    border-radius: 6px;
    color: var(--muted);
    font-size: 14px;
    margin-top: 14px;
  }

  .aside-media {
    padding: 0;
    background: var(--bg-deep);
  }

  .aside-media img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
  }

  .aside-media figcaption {
    padding: 12px 16px;
    font-size: 13px;
    color: var(--muted-2);
    border-top: 1px solid var(--border);
  }

  .aside-status {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    color: var(--muted);
  }

  .aside-status svg {
    flex-shrink: 0;
    margin-top: 3px;
  }

  /* ---------- Showcase / demo ---------- */
  .section-showcase {
    background: var(--bg-deep);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }

  .showcase-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 48px;
    align-items: center;
  }

  .browser-shell {
    border: 1px solid var(--border);
    border-radius: 18px;
    background: var(--bg);
    box-shadow: var(--shadow);
    overflow: hidden;
  }

  .browser-bar {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 12px 16px;
    background: rgba(245, 238, 231, 0.05);
    border-bottom: 1px solid var(--border);
  }

  .browser-bar i {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(245, 238, 231, 0.18);
  }

  .browser-bar i:first-child {
    background: var(--ruby);
  }

  .browser-bar i:nth-child(2) {
    background: var(--gold);
  }

  .browser-bar i:nth-child(3) {
    background: var(--teal);
  }

  .browser-shell img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
  }

  .showcase-copy p {
    color: var(--muted);
    font-size: 15px;
    margin-bottom: 14px;
  }

  .showcase-copy ul {
    margin-top: 14px;
    display: flex;
    flex-direction: column;
    gap: 14px;
  }

  .showcase-copy ul li {
    position: relative;
    padding-left: 24px;
    color: var(--muted);
    font-size: 15px;
  }

  .showcase-copy ul li::before {
    content: "";
    position: absolute;
    left: 2px;
    top: 8px;
    width: 8px;
    height: 8px;
    border-top: 1.5px solid var(--gold);
    border-right: 1.5px solid var(--gold);
    transform: rotate(45deg);
  }

  /* ---------- Process / proof ---------- */
  .section-process {
    padding: 96px 0 88px;
  }

  .section-head-row {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    align-items: flex-end;
    margin-bottom: 42px;
  }

  .section-head-row h2 {
    margin-bottom: 8px;
  }

  .process-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 22px;
  }

  .process-card {
    border: 1px solid var(--border);
    background: var(--surface);
    border-radius: var(--radius-card);
    padding: 26px 24px;
    position: relative;
    transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
  }

  .process-card:hover {
    transform: translateY(-4px);
    border-color: rgba(208, 167, 95, 0.4);
    box-shadow: var(--shadow-hover);
  }

  .process-card .step-num {
    font-family: "Oswald", "DIN Alternate", sans-serif;
    font-size: 28px;
    color: transparent;
    -webkit-text-stroke: 1px rgba(208, 167, 95, 0.7);
    font-weight: 800;
    line-height: 1;
  }

  .process-card h3 {
    margin: 22px 0 10px;
    font-size: 18px;
  }

  .process-card p {
    font-size: 14px;
    color: var(--muted);
  }

  /* ---------- Directory / News note ---------- */
  .section-directory {
    background: var(--bg-deep);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }

  .connect-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
    margin-top: 20px;
  }

  .connect-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    border: 1px solid var(--border);
    background: var(--surface);
    border-radius: var(--radius-card);
    padding: 30px;
    min-height: 190px;
    transition: transform 0.24s, border-color 0.24s, box-shadow 0.24s;
  }

  .connect-card:hover {
    transform: translateY(-4px);
    border-color: rgba(208, 167, 95, 0.4);
    box-shadow: var(--shadow-hover);
  }

  .connect-card h3 {
    font-size: 20px;
  }

  .connect-card .connect-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: rgba(208, 167, 95, 0.1);
    border: 1px solid rgba(208, 167, 95, 0.28);
    display: grid;
    place-items: center;
    color: var(--gold-high);
    font-size: 20px;
    margin-bottom: 18px;
  }

  .connect-card p {
    color: var(--muted);
    font-size: 14px;
    margin: 8px 0 18px;
  }

  .text-link {
    color: var(--gold-high);
    font-size: 14px;
    font-weight: 600;
    margin-top: auto;
  }

  .text-link:hover {
    color: #fff;
  }

  /* ---------- FAQ ---------- */
  .section-faq {
    padding: 96px 0;
  }

  .faq-wrap {
    max-width: 840px;
    margin: 0 auto;
  }

  .faq-list {
    border-top: 1px solid var(--border);
    margin-top: 20px;
  }

  .faq-item {
    border-bottom: 1px solid var(--border);
    padding: 4px 0;
  }

  .faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 16px;
    text-align: left;
    padding: 20px 6px;
    color: var(--text);
    font-size: 17px;
    font-weight: 600;
  }

  .faq-question .faq-icon {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    display: grid;
    place-items: center;
    background: rgba(208, 167, 95, 0.12);
    color: var(--gold);
    flex-shrink: 0;
    transition: transform 0.24s, background 0.24s;
  }

  .faq-item.active .faq-icon {
    transform: rotate(90deg);
    background: rgba(208, 167, 95, 0.2);
  }

  .faq-body {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.35s ease;
  }

  .faq-inner {
    overflow: hidden;
  }

  .faq-content {
    padding: 0 6px 20px 50px;
    color: var(--muted);
    font-size: 15px;
    max-width: 760px;
  }

  .faq-item.active .faq-body {
    grid-template-rows: 1fr;
  }

  /* ---------- CTA / plan ---------- */
  .cta-band {
    position: relative;
    padding: 110px 0;
    background: linear-gradient(90deg, rgba(21, 16, 29, 0.96), rgba(21, 16, 29, 0.88)), url("/assets/images/backpic/back-3.webp") center center / cover no-repeat;
    border-top: 1px solid var(--border);
    overflow: hidden;
  }

  .cta-band::after {
    content: "";
    position: absolute;
    right: -120px;
    top: -120px;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(208, 167, 95, 0.15), transparent 67%);
  }

  .cta-wrap {
    max-width: 650px;
    text-align: center;
    margin: 0 auto;
    position: relative;
    z-index: 2;
  }

  .cta-wrap h2 {
    margin-bottom: 14px;
  }

  .cta-wrap p {
    color: var(--muted);
    margin-bottom: 30px;
  }

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

  /* ---------- Footer ---------- */
  .site-footer {
    background: var(--bg-deep);
    border-top: 1px solid rgba(208, 167, 95, 0.32);
    padding: 56px 0 26px;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(180px, 0.8fr) minmax(180px, 0.8fr);
    gap: 48px;
    padding-bottom: 36px;
    border-bottom: 1px solid var(--border);
  }

  .footer-brand .brand-mark {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    font-size: 14px;
  }

  .footer-brand .brand-name {
    font-size: 18px;
  }

  .footer-about {
    max-width: 420px;
    color: var(--muted);
    font-size: 14px;
    margin-top: 20px;
  }

  .footer-title {
    font-size: 14px;
    letter-spacing: 0.06em;
    color: var(--gold);
    margin-bottom: 18px;
    font-weight: 700;
  }

  .footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .footer-links a {
    color: var(--muted);
    font-size: 14px;
    transition: color 0.2s, padding-left 0.2s;
  }

  .footer-links a:hover {
    color: var(--gold-high);
    padding-left: 6px;
  }

  .footer-bottom {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    flex-wrap: wrap;
    padding-top: 24px;
    color: var(--muted-2);
    font-size: 13px;
  }

  .footer-bottom .footer-domain {
    color: var(--muted-2);
  }

  /* ---------- Responsive ---------- */
  @media (max-width: 1080px) {
    .header-inner {
      grid-template-columns: minmax(0, 1fr) auto;
      height: 64px;
    }

    .nav-left,
    .nav-right {
      display: none;
    }

    .header-brand {
      grid-column: 1;
      justify-self: start;
    }

    .header-actions {
      grid-column: 2;
    }

    .menu-toggle {
      display: flex;
    }

    .mobile-menu {
      display: block;
    }

    .site-header {
      background: rgba(21, 16, 29, 0.94);
      border-bottom: 1px solid rgba(208, 167, 95, 0.24);
    }

    .category-hero {
      padding: 118px 0 64px;
    }

    .section {
      padding: 64px 0;
    }

    .split-layout {
      grid-template-columns: 1fr;
      gap: 48px;
    }

    .content-aside {
      position: static;
    }

    .process-grid {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .rich-block,
    .showcase-grid {
      grid-template-columns: 1fr;
      gap: 28px;
    }

    .section-head-row {
      flex-direction: column;
      align-items: flex-start;
      gap: 12px;
    }
  }

  @media (max-width: 768px) {
    .container {
      padding-left: 20px;
      padding-right: 20px;
    }

    .category-hero h1 {
      font-size: 38px;
    }

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

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

    .livebar-inner {
      flex-direction: column;
      justify-content: center;
      align-items: flex-start;
      padding-top: 12px;
      padding-bottom: 12px;
    }

    .footer-grid {
      grid-template-columns: 1fr;
      gap: 32px;
      padding-bottom: 28px;
    }

    .footer-bottom {
      flex-direction: column;
    }

    .faq-content {
      padding-left: 12px;
      padding-right: 12px;
    }

    .faq-question {
      padding: 18px 2px;
      font-size: 16px;
    }
  }

  @media (max-width: 520px) {
    .section {
      padding: 56px 0;
    }

    .category-hero h1 {
      font-size: 32px;
    }

    .brand-mark {
      width: 36px;
      height: 36px;
      border-radius: 12px;
      font-size: 13px;
    }

    .brand-name {
      font-size: 17px;
    }

    .brand-domain {
      font-size: 10px;
    }

    .connect-grid,
    .process-grid {
      grid-template-columns: 1fr;
    }

    .process-card {
      padding: 22px;
    }

    .section-head-row {
      margin-bottom: 28px;
    }

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