/* roulang page: index */
:root {
  --color-bg: #0B0E0D;
  --color-surface: #111614;
  --color-surface-2: #1A211E;
  --color-line: #262E2A;
  --color-brand: #2BF0AB;
  --color-brand-2: #12C987;
  --color-warm: #FFAD3B;
  --color-danger: #FF5C5C;
  --color-success: #2BF0AB;
  --color-text: #EFF5F2;
  --color-text-2: #A7B5AE;
  --color-text-3: #65746C;
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --radius-pill: 999px;
  --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 18px 48px rgba(0, 0, 0, 0.45);
  --font: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'HarmonyOS Sans SC', sans-serif;
  --container: 1280px;
  --space-section: 96px;
  --space-section-mobile: 56px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  background: var(--color-bg);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
  background-image: linear-gradient(rgba(43, 240, 171, 0.02) 1px, transparent 1px), linear-gradient(90deg, rgba(43, 240, 171, 0.02) 1px, transparent 1px);
  background-size: 48px 48px;
  overflow-x: hidden;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: var(--color-brand);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover {
  color: var(--color-brand-2);
}
button {
  font-family: var(--font);
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}
input, select, textarea {
  font-family: var(--font);
  font-size: 15px;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
input:focus, select:focus, textarea:focus {
  border-color: var(--color-brand);
  box-shadow: 0 0 0 3px rgba(43, 240, 171, 0.15);
}
input::placeholder, textarea::placeholder {
  color: var(--color-text-3);
}
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px dashed var(--color-brand);
  outline-offset: 3px;
}
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: 32px;
  padding-right: 32px;
}
.section {
  padding: var(--space-section) 0;
}
@media (max-width: 991px) {
  .container {
    padding-left: 24px;
    padding-right: 24px;
  }
  .section {
    padding: 72px 0;
  }
}
@media (max-width: 767px) {
  .container {
    padding-left: 20px;
    padding-right: 20px;
  }
  .section {
    padding: var(--space-section-mobile) 0;
  }
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 15px;
  line-height: 1;
  border: 1px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-brand);
  color: #111614;
}
.btn-primary:hover {
  background: var(--color-brand-2);
  color: #111614;
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(43, 240, 171, 0.18);
}
.btn-primary:active {
  transform: scale(0.98);
}
.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-line);
}
.btn-secondary:hover {
  border-color: var(--color-brand);
  color: var(--color-brand);
  transform: translateY(-2px);
}
.btn-secondary:active {
  transform: scale(0.98);
}
.btn-ghost {
  background: transparent;
  color: var(--color-text-2);
  border-color: transparent;
}
.btn-ghost:hover {
  color: var(--color-brand);
}
.btn-ghost:hover::after,
.btn-ghost.active::after {
  content: '';
  display: block;
  height: 1px;
  background: var(--color-brand);
  margin-top: 2px;
  animation: line-grow 0.3s ease forwards;
}
@keyframes line-grow {
  from { width: 0; }
  to { width: 100%; }
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.03em;
  background: rgba(43, 240, 171, 0.1);
  color: var(--color-brand);
  border: 1px solid rgba(43, 240, 171, 0.2);
}
.badge-warm {
  background: rgba(255, 173, 59, 0.1);
  color: var(--color-warm);
  border-color: rgba(255, 173, 59, 0.2);
}

/* ===== 顶部导航 ===== */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 14, 13, 0.85);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(38, 46, 42, 0.7);
}
.nav-inner {
  display: flex;
  align-items: center;
  height: 72px;
  gap: 32px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 18px;
  color: var(--color-text);
  white-space: nowrap;
  letter-spacing: -0.01em;
}
.logo-icon {
  position: relative;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: var(--color-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.logo-icon::before {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 12px;
  border: 2px solid rgba(43, 240, 171, 0.4);
  animation: breathe 2.5s ease-in-out infinite;
}
.logo-icon svg {
  width: 18px;
  height: 18px;
  stroke: #111614;
  stroke-width: 3;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}
@keyframes breathe {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.15); opacity: 1; }
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
}
.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-2);
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  transition: all var(--transition);
  position: relative;
  white-space: nowrap;
}
.nav-link:hover {
  color: var(--color-brand);
  background: rgba(43, 240, 171, 0.06);
}
.nav-link.active {
  color: var(--color-brand);
  background: rgba(43, 240, 171, 0.1);
  font-weight: 600;
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.search-trigger {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-line);
  background: var(--color-surface);
  color: var(--color-text-2);
  font-size: 13px;
  transition: all var(--transition);
}
.search-trigger:hover {
  border-color: var(--color-brand);
  color: var(--color-brand);
}
.search-trigger svg {
  width: 15px;
  height: 15px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2.2;
  stroke-linecap: round;
}
.enter-code-btn {
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-line);
  color: var(--color-text-2);
  font-size: 13px;
  font-weight: 500;
  transition: all var(--transition);
}
.enter-code-btn:hover {
  border-color: var(--color-warm);
  color: var(--color-warm);
}
.btn-nav {
  padding: 10px 22px;
  font-size: 14px;
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 8px;
  border-radius: 8px;
  transition: background var(--transition);
}
.hamburger span {
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition);
}
.hamburger:hover {
  background: var(--color-surface-2);
}
@media (max-width: 991px) {
  .nav-menu, .search-trigger, .enter-code-btn {
    display: none;
  }
  .hamburger {
    display: flex;
  }
  .btn-nav {
    padding: 10px 16px;
    font-size: 13px;
  }
}
.mobile-drawer {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(11, 14, 13, 0.98);
  padding: 24px;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
}
.mobile-drawer.open {
  display: flex;
}
.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.mobile-drawer .nav-link {
  font-size: 20px;
  padding: 16px 12px;
  border-bottom: 1px solid rgba(38, 46, 42, 0.5);
  border-radius: 0;
}
.mobile-drawer .nav-actions {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 24px;
}
.drawer-close {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-line);
  color: var(--color-text);
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ===== 命令搜索面板 ===== */
.search-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(6px);
  align-items: flex-start;
  justify-content: center;
  padding: 100px 20px 40px;
}
.search-modal-overlay.open {
  display: flex;
}
.search-modal {
  width: 560px;
  max-width: 100%;
  background: var(--color-surface-2);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-hover);
  padding: 24px;
  animation: slideDown 0.3s ease;
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-16px); }
  to { opacity: 1; transform: translateY(0); }
}
.search-modal input {
  width: 100%;
  height: 48px;
  font-size: 16px;
  border-radius: var(--radius-sm);
  background: var(--color-surface);
}
.search-modal input:focus {
  border-color: var(--color-brand);
  box-shadow: 0 0 0 4px rgba(43, 240, 171, 0.12);
}
.search-quick-links {
  margin-top: 20px;
}
.search-quick-links h4 {
  font-size: 12px;
  color: var(--color-text-3);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}
.quick-links-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.quick-link-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text-2);
  font-size: 14px;
  border: 1px solid transparent;
  transition: all var(--transition);
}
.quick-link-item:hover {
  border-color: var(--color-brand);
  color: var(--color-brand);
}
.quick-link-item svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
}
.search-esc-hint {
  margin-top: 16px;
  font-size: 12px;
  color: var(--color-text-3);
  text-align: right;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 96px 0 88px;
  background: var(--color-bg);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -80px;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(43, 240, 171, 0.2) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.hero-pulse-lines {
  position: absolute;
  top: 0;
  right: 0;
  width: 60%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.3;
}
.hero-pulse-lines span {
  position: absolute;
  right: 10%;
  width: 2px;
  border-radius: 2px;
  background: var(--color-brand);
  opacity: 0.15;
}
.hero-pulse-lines span:nth-child(1) {
  top: 15%;
  height: 70px;
  right: 12%;
  animation: floatLine 6s ease-in-out infinite;
}
.hero-pulse-lines span:nth-child(2) {
  top: 55%;
  height: 45px;
  right: 8%;
  animation: floatLine 8s ease-in-out infinite 1s;
}
.hero-pulse-lines span:nth-child(3) {
  top: 75%;
  height: 80px;
  right: 18%;
  animation: floatLine 7s ease-in-out infinite 2s;
}
@keyframes floatLine {
  0%, 100% { transform: translateY(-12px); opacity: 0.1; }
  50% { transform: translateY(12px); opacity: 0.3; }
}
.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 64px;
  align-items: center;
}
.hero-content {
  max-width: 540px;
}
.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: rgba(43, 240, 171, 0.08);
  color: var(--color-brand);
  border: 1px solid rgba(43, 240, 171, 0.15);
  margin-bottom: 24px;
}
.hero-label::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-brand);
  animation: breathe 1.5s ease-in-out infinite;
}
.hero h1 {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  color: var(--color-text);
}
.hero h1 .highlight {
  color: var(--color-brand);
}
.hero-sub {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text-2);
  margin-bottom: 32px;
}
.hero-ctas {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--color-line);
}
.hero-meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-3);
}
.hero-meta-item svg {
  width: 16px;
  height: 16px;
  stroke: var(--color-brand);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
}
.hero-visual {
  position: relative;
}
.hero-image-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
  border: 1px solid var(--color-line);
}
.hero-image-wrap::before {
  content: '';
  display: block;
  padding-bottom: 75%;
}
.hero-image-wrap img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-image-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(11, 14, 13, 0.4) 100%);
}
.hero-float-badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  background: rgba(17, 22, 20, 0.9);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(43, 240, 171, 0.3);
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  z-index: 2;
}
.hero-float-badge .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-brand);
  box-shadow: 0 0 12px rgba(43, 240, 171, 0.6);
  animation: breathe 1.6s ease-in-out infinite;
}
.hero-float-badge .text {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
}
.hero-float-badge .sub {
  font-size: 11px;
  color: var(--color-text-3);
}
@media (max-width: 991px) {
  .hero {
    padding: 64px 0;
  }
  .hero .container {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero h1 {
    font-size: 36px;
  }
}
@media (max-width: 767px) {
  .hero h1 {
    font-size: 28px;
  }
  .hero-ctas .btn {
    flex: 1;
  }
  .hero-float-badge {
    left: 16px;
    bottom: 16px;
    padding: 10px 14px;
  }
}

/* ===== 数据条 ===== */
.stats-bar {
  background: var(--color-surface);
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  padding: 48px 0;
}
.stat-item {
  text-align: center;
  position: relative;
}
.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -16px;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 48px;
  background: var(--color-line);
}
.stat-number {
  font-size: 52px;
  font-weight: 800;
  color: var(--color-brand);
  line-height: 1;
  letter-spacing: -0.03em;
  font-family: 'Inter', sans-serif;
}
.stat-number .unit {
  font-size: 24px;
  margin-left: 4px;
  color: var(--color-text-2);
  font-weight: 600;
}
.stat-label {
  margin-top: 8px;
  font-size: 14px;
  color: var(--color-text-2);
}
@media (max-width: 767px) {
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px 16px;
    padding: 40px 0;
  }
  .stat-item:nth-child(2)::after {
    display: none;
  }
  .stat-item:nth-child(3)::after {
    display: none;
  }
  .stat-number {
    font-size: 40px;
  }
}

/* ===== 区块标题 ===== */
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}
.section-head-inner {
  max-width: 640px;
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-brand);
  margin-bottom: 12px;
}
.section-tag::before {
  content: '';
  width: 20px;
  height: 1px;
  background: var(--color-brand);
}
.section-head h2 {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--color-text);
}
.section-head .desc {
  margin-top: 10px;
  color: var(--color-text-2);
  font-size: 15px;
  line-height: 1.7;
}
@media (max-width: 767px) {
  .section-head h2 {
    font-size: 24px;
  }
  .section-head {
    margin-bottom: 40px;
  }
}

/* ===== 议程时间线 ===== */
.agenda-section {
  background: var(--color-bg);
}
.timeline {
  position: relative;
  padding: 20px 0;
}
.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: rgba(43, 240, 171, 0.2);
}
.timeline-item {
  position: relative;
  width: 50%;
  padding: 0 48px 48px 0;
  left: 0;
}
.timeline-item:nth-child(even) {
  left: 50%;
  padding: 0 0 48px 48px;
}
.timeline-dot {
  position: absolute;
  right: -8px;
  top: 20px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-brand);
  border: 3px solid var(--color-bg);
  box-shadow: 0 0 0 4px rgba(43, 240, 171, 0.25), 0 0 16px rgba(43, 240, 171, 0.4);
}
.timeline-item:nth-child(even) .timeline-dot {
  right: auto;
  left: -8px;
}
.timeline-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-line);
  padding: 24px;
  transition: all var(--transition);
}
.timeline-card:hover {
  border-color: rgba(43, 240, 171, 0.3);
  box-shadow: var(--shadow-card);
  transform: translateY(-4px);
}
.timeline-time {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-brand);
  font-family: 'Inter', sans-serif;
  letter-spacing: 0.02em;
}
.timeline-day {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-3);
  margin-top: 2px;
}
.timeline-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin: 12px 0 8px;
  color: var(--color-text);
}
.timeline-card p {
  font-size: 14px;
  color: var(--color-text-2);
  line-height: 1.65;
}
.timeline-location {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: rgba(43, 240, 171, 0.06);
  color: var(--color-text-2);
  font-size: 12px;
  border: 1px solid rgba(43, 240, 171, 0.12);
}
.timeline-location svg {
  width: 12px;
  height: 12px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
}
@media (max-width: 991px) {
  .timeline::before {
    left: 12px;
  }
  .timeline-item {
    width: 100%;
    padding: 0 0 32px 40px;
    left: 0;
  }
  .timeline-item:nth-child(even) {
    left: 0;
    padding: 0 0 32px 40px;
  }
  .timeline-dot {
    right: auto;
    left: 4px;
  }
  .timeline-item:nth-child(even) .timeline-dot {
    left: 4px;
    right: auto;
  }
}
@media (max-width: 767px) {
  .timeline-item {
    padding: 0 0 28px 36px;
  }
  .timeline-item:nth-child(even) {
    padding: 0 0 28px 36px;
  }
}

/* ===== 嘉宾亮点 ===== */
.speakers-section {
  background: var(--color-surface);
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}
.speakers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 64px;
}
.speaker-card {
  background: var(--color-surface-2);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-line);
  padding: 28px 20px;
  text-align: center;
  transition: all var(--transition);
}
.speaker-card:hover {
  border-color: rgba(43, 240, 171, 0.3);
  box-shadow: var(--shadow-hover);
  transform: translateY(-6px);
}
.speaker-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 800;
  color: #111614;
  background: linear-gradient(135deg, var(--color-brand), #6ff3c8);
  position: relative;
}
.speaker-avatar::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid rgba(43, 240, 171, 0.3);
}
.speaker-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}
.speaker-role {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-brand);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  background: rgba(43, 240, 171, 0.08);
  display: inline-block;
  margin-bottom: 10px;
}
.speaker-bio {
  font-size: 13px;
  color: var(--color-text-2);
  line-height: 1.6;
}
.highlights-list {
  max-width: 800px;
  margin: 0 auto;
}
.highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 32px;
  padding: 28px 0;
  border-bottom: 1px solid var(--color-line);
}
.highlight-item:last-child {
  border-bottom: none;
}
.highlight-num {
  font-size: 36px;
  font-weight: 800;
  color: var(--color-brand);
  font-family: 'Inter', sans-serif;
  line-height: 1;
  min-width: 72px;
  opacity: 0.8;
}
.highlight-body h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-text);
}
.highlight-body p {
  font-size: 14px;
  color: var(--color-text-2);
  line-height: 1.7;
}
@media (max-width: 991px) {
  .speakers-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 767px) {
  .speakers-grid {
    grid-template-columns: 1fr;
  }
  .highlight-item {
    gap: 16px;
    padding: 22px 0;
  }
  .highlight-num {
    font-size: 28px;
    min-width: 56px;
  }
}

/* ===== 票种对比 ===== */
.tickets-section {
  background: var(--color-bg);
}
.tickets-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}
.ticket-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-line);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition);
  position: relative;
}
.ticket-card:hover {
  box-shadow: var(--shadow-card);
  transform: translateY(-4px);
}
.ticket-card.recommended {
  border: 2px solid var(--color-brand);
  background: var(--color-surface-2);
  box-shadow: 0 12px 40px rgba(43, 240, 171, 0.08);
  transform: translateY(-8px);
}
.ticket-card.recommended:hover {
  transform: translateY(-12px);
  box-shadow: 0 20px 48px rgba(43, 240, 171, 0.12);
}
.ticket-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-brand);
  color: #111614;
  font-size: 12px;
  font-weight: 700;
  padding: 5px 16px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}
.ticket-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
}
.ticket-price {
  font-size: 42px;
  font-weight: 800;
  color: var(--color-brand);
  font-family: 'Inter', sans-serif;
  line-height: 1.2;
  margin-bottom: 24px;
}
.ticket-price .currency {
  font-size: 18px;
  margin-right: 4px;
  color: var(--color-text-2);
  font-weight: 600;
}
.ticket-price .period {
  font-size: 14px;
  color: var(--color-text-3);
  font-weight: 400;
  margin-left: 6px;
}
.ticket-features {
  list-style: none;
  flex: 1;
  margin-bottom: 28px;
}
.ticket-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
  font-size: 14px;
  color: var(--color-text-2);
}
.ticket-features li .check {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(43, 240, 171, 0.1);
  color: var(--color-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  flex-shrink: 0;
  margin-top: 2px;
}
.ticket-features li .cross {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(255, 92, 92, 0.08);
  color: var(--color-text-3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  flex-shrink: 0;
  margin-top: 2px;
}
.ticket-card .btn {
  width: 100%;
}
@media (max-width: 991px) {
  .tickets-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    max-width: 420px;
    margin: 0 auto;
  }
  .ticket-card.recommended {
    transform: none;
  }
  .ticket-card.recommended:hover {
    transform: translateY(-4px);
  }
}

/* ===== 报名表单 ===== */
.signup-section {
  background: var(--color-surface);
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}
.signup-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.signup-info h2 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.2;
}
.signup-info p {
  color: var(--color-text-2);
  font-size: 15px;
  line-height: 1.75;
  margin-bottom: 24px;
}
.signup-info-list {
  list-style: none;
  margin-top: 24px;
}
.signup-info-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
  font-size: 14px;
  color: var(--color-text-2);
}
.signup-info-list li svg {
  width: 18px;
  height: 18px;
  stroke: var(--color-brand);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  flex-shrink: 0;
}
.signup-form-card {
  background: var(--color-surface-2);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-line);
  padding: 36px;
  box-shadow: var(--shadow-card);
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}
.form-group label .required {
  color: var(--color-danger);
  margin-left: 2px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  height: 46px;
}
.form-group textarea {
  height: 90px;
  resize: vertical;
}
.form-error {
  display: none;
  font-size: 12px;
  color: var(--color-danger);
  margin-top: 6px;
}
.form-group.has-error input,
.form-group.has-error select {
  border-color: var(--color-danger);
}
.form-group.has-error .form-error {
  display: block;
}
.btn-submit {
  width: 100%;
  height: 50px;
  background: var(--color-brand);
  color: #111614;
  border-radius: var(--radius-pill);
  font-size: 16px;
  font-weight: 700;
  transition: all var(--transition);
}
.btn-submit:hover {
  background: var(--color-brand-2);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(43, 240, 171, 0.2);
}
.btn-submit:active {
  transform: scale(0.98);
}
.btn-submit.loading {
  opacity: 0.6;
  pointer-events: none;
}
.form-success {
  display: none;
  text-align: center;
  padding: 48px 24px;
}
.form-success .success-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(43, 240, 171, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  animation: popIn 0.4s ease;
}
.form-success .success-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--color-brand);
  fill: none;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
@keyframes popIn {
  from { transform: scale(0.5); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
.form-success h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-text);
}
.form-success p {
  color: var(--color-text-2);
  font-size: 14px;
  margin-bottom: 24px;
}
@media (max-width: 991px) {
  .signup-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}
@media (max-width: 767px) {
  .signup-form-card {
    padding: 24px;
  }
  .signup-info h2 {
    font-size: 24px;
  }
}

/* ===== 最新资讯 ===== */
.news-section {
  background: var(--color-bg);
}
.news-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.news-card {
  display: flex;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-line);
  overflow: hidden;
  transition: all var(--transition);
}
.news-card:hover {
  box-shadow: var(--shadow-card);
  transform: translateX(4px);
  border-color: rgba(43, 240, 171, 0.25);
}
.news-cover {
  flex: 0 0 220px;
  min-height: 140px;
  position: relative;
  overflow: hidden;
}
.news-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.news-card:hover .news-cover img {
  transform: scale(1.04);
}
.news-body {
  flex: 1;
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}
.news-meta .badge {
  font-size: 11px;
  padding: 3px 10px;
}
.news-meta .date {
  font-size: 13px;
  color: var(--color-text-3);
}
.news-body h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 6px;
  line-height: 1.4;
}
.news-body h3 a {
  color: var(--color-text);
  transition: color var(--transition);
}
.news-body h3 a:hover {
  color: var(--color-brand);
}
.news-body p {
  font-size: 14px;
  color: var(--color-text-2);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.read-more {
  margin-top: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-brand);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.read-more:hover {
  gap: 8px;
}
.news-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px 32px;
  border: 2px dashed var(--color-line);
  border-radius: var(--radius-lg);
  color: var(--color-text-3);
  text-align: center;
}
.news-empty svg {
  width: 40px;
  height: 40px;
  stroke: var(--color-text-3);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  margin-bottom: 16px;
}
.news-empty p {
  font-size: 14px;
}
@media (max-width: 767px) {
  .news-card {
    flex-direction: column;
  }
  .news-cover {
    flex: 0 0 120px;
  }
  .news-cover img {
    height: 120px;
  }
}

/* ===== FAQ ===== */
.faq-section {
  background: var(--color-surface);
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}
.faq-wrap {
  max-width: 800px;
  margin: 0 auto;
}
.faq-item {
  border-bottom: 1px solid var(--color-line);
}
.faq-item:last-child {
  border-bottom: none;
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  padding: 22px 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  text-align: left;
  background: none;
  transition: color var(--transition);
}
.faq-question:hover {
  color: var(--color-brand);
}
.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid var(--color-line);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 16px;
  font-weight: 400;
  color: var(--color-text-2);
  transition: all var(--transition);
  line-height: 1;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
  border-color: var(--color-brand);
  color: var(--color-brand);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  font-size: 14px;
  color: var(--color-text-2);
  line-height: 1.7;
  padding-left: 0;
}
.faq-item.open .faq-answer {
  max-height: 400px;
  padding-bottom: 20px;
}
.faq-answer-inner {
  padding-right: 40px;
}

/* ===== CTA 区块 ===== */
.cta-band {
  background: var(--color-bg);
  padding: 72px 0;
}
.cta-card {
  background: linear-gradient(135deg, rgba(43, 240, 171, 0.08), rgba(43, 240, 171, 0.02)), var(--color-surface-2);
  border: 1px solid rgba(43, 240, 171, 0.2);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  position: relative;
  overflow: hidden;
}
.cta-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(43, 240, 171, 0.15), transparent 70%);
  pointer-events: none;
}
.cta-card h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.2;
}
.cta-card p {
  color: var(--color-text-2);
  font-size: 15px;
  max-width: 520px;
}
.cta-card .btn {
  position: relative;
  z-index: 2;
  padding: 15px 36px;
  font-size: 16px;
}
@media (max-width: 767px) {
  .cta-card {
    padding: 36px 24px;
  }
  .cta-card h2 {
    font-size: 22px;
  }
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-line);
}
.footer-top {
  padding: 64px 0 48px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
}
.footer-brand .logo {
  margin-bottom: 16px;
  font-size: 20px;
}
.footer-brand p {
  font-size: 14px;
  color: var(--color-text-2);
  line-height: 1.7;
  max-width: 260px;
}
.footer-col h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 16px;
}
.footer-col ul {
  list-style: none;
}
.footer-col ul li {
  margin-bottom: 10px;
}
.footer-col ul li a {
  font-size: 14px;
  color: var(--color-text-2);
  transition: color var(--transition);
}
.footer-col ul li a:hover {
  color: var(--color-brand);
}
.footer-contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--color-text-2);
}
.footer-contact-list svg {
  width: 16px;
  height: 16px;
  stroke: var(--color-text-3);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  flex-shrink: 0;
  margin-top: 4px;
}
.footer-qr {
  margin-top: 16px;
  width: 96px;
  height: 96px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-3);
  font-size: 12px;
  text-align: center;
}
.footer-bottom {
  border-top: 1px solid var(--color-line);
  padding: 20px 0;
}
.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p {
  font-size: 13px;
  color: var(--color-text-3);
}
.footer-bottom a {
  color: var(--color-text-3);
}
.footer-bottom a:hover {
  color: var(--color-brand);
}
@media (max-width: 991px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 767px) {
  .footer-top {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 48px 0 32px;
  }
  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
  }
}

/* roulang page: article */
:root {
  --color-bg: #0B0E0D;
  --color-surface: #111614;
  --color-surface-2: #1A211E;
  --color-line: #262E2A;
  --color-brand: #2BF0AB;
  --color-brand-2: #12C987;
  --color-warm: #FFAD3B;
  --color-danger: #FF5C5C;
  --color-success: #2BF0AB;
  --color-text: #EFF5F2;
  --color-text-2: #A7B5AE;
  --color-text-3: #65746C;
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --radius-pill: 999px;
  --shadow-card: 0 10px 30px rgba(0,0,0,0.3);
  --shadow-hover: 0 18px 48px rgba(0,0,0,0.45);
  --font-family: Inter, PingFang SC, Microsoft YaHei, HarmonyOS Sans SC, sans-serif;
  --header-h: 72px;
  --container-w: 1280px;
  --section-gap: 96px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-family);
  background-color: var(--color-bg);
  background-image: linear-gradient(rgba(43,240,171,0.02) 1px, transparent 1px), linear-gradient(90deg, rgba(43,240,171,0.02) 1px, transparent 1px);
  background-size: 32px 32px;
  color: var(--color-text);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
button, input, select, textarea { font-family: inherit; }
button { cursor: pointer; background: none; border: none; color: inherit; }
a { color: inherit; }
img { max-width: 100%; display: block; }
.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding-left: 32px;
  padding-right: 32px;
}
.container.narrow { max-width: 764px; }
.text-center { text-align: center; }
.section-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-brand);
  background: rgba(43,240,171,0.08);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 8px;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 24px;
  border-radius: var(--radius-pill);
  background: var(--color-brand);
  color: #0B0E0D;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  border: none;
  transition: background .25s ease, transform .25s ease, box-shadow .25s ease;
}
.btn-primary:hover {
  background: var(--color-brand-2);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(43,240,171,0.25);
}
.btn-primary:active { transform: scale(0.98); }
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  color: var(--color-text-2);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: border-color .25s ease, color .25s ease, transform .25s ease;
  background: transparent;
}
.btn-ghost:hover {
  border-color: var(--color-brand);
  color: var(--color-brand);
  transform: translateY(-1px);
}
:focus-visible { outline: 2px dashed var(--color-brand); outline-offset: 3px; }

.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(11,14,13,0.88);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 20px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-text);
  font-weight: 800;
  font-size: 18px;
  white-space: nowrap;
}
.logo-icon {
  width: 32px;
  height: 32px;
  background: var(--color-brand);
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px rgba(43,240,171,0.35);
  animation: logoPulse 3s ease-in-out infinite;
  flex-shrink: 0;
}
.logo-icon svg {
  width: 18px; height: 18px;
  fill: none; stroke: #0B0E0D;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}
@keyframes logoPulse {
  0%, 100% { box-shadow: 0 0 20px rgba(43,240,171,0.35); }
  50% { box-shadow: 0 0 32px rgba(43,240,171,0.6); }
}
.nav-menu {
  display: flex;
  gap: 4px;
  margin: 0 auto;
}
.nav-link {
  padding: 8px 14px;
  border-radius: 8px;
  color: var(--color-text-2);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  transition: color .25s ease, background .25s ease;
}
.nav-link:hover { color: var(--color-text); background: rgba(255,255,255,0.04); }
.nav-link.active { color: var(--color-brand); background: rgba(43,240,171,0.08); }
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.search-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-line);
  color: var(--color-text-2);
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  cursor: pointer;
  transition: border-color .25s ease, color .25s ease, background .25s ease;
}
.search-btn:hover { border-color: var(--color-brand); color: var(--color-text); background: var(--color-surface); }
.search-btn svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
.menu-toggle {
  display: none;
  width: 40px; height: 40px;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  border-radius: 8px;
  transition: background .25s ease;
}
.menu-toggle:hover { background: rgba(255,255,255,0.05); }
.menu-toggle svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }

.search-panel-overlay {
  position: fixed;
  inset: 0;
  z-index: 1100;
  background: rgba(0,0,0,0.65);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding-top: 120px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s ease, visibility .3s ease;
}
.search-panel-overlay.active { opacity: 1; visibility: visible; }
.search-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  width: 560px;
  max-width: calc(100vw - 40px);
  padding: 24px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
  transform: translateY(-16px);
  transition: transform .3s ease;
}
.search-panel-overlay.active .search-panel { transform: translateY(0); }
.search-panel-input {
  width: 100%;
  height: 48px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  padding: 0 16px;
  font-size: 15px;
  outline: none;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.search-panel-input::placeholder { color: var(--color-text-3); }
.search-panel-input:focus {
  border-color: var(--color-brand);
  box-shadow: 0 0 0 4px rgba(43,240,171,0.15);
}
.search-shortcuts {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.search-shortcuts a {
  padding: 6px 14px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  color: var(--color-text-2);
  text-decoration: none;
  font-size: 13px;
  transition: border-color .25s ease, color .25s ease;
}
.search-shortcuts a:hover { border-color: var(--color-brand); color: var(--color-brand); }

.drawer-overlay {
  position: fixed;
  inset: 0;
  z-index: 1199;
  background: rgba(0,0,0,0.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s ease, visibility .3s ease;
}
.drawer-overlay.active { opacity: 1; visibility: visible; }
.mobile-drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 320px;
  max-width: 85vw;
  background: var(--color-surface);
  border-left: 1px solid var(--color-line);
  padding: 24px;
  z-index: 1200;
  transform: translateX(100%);
  transition: transform .3s ease;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.mobile-drawer.active { transform: translateX(0); }
.mobile-drawer .logo { margin-bottom: 20px; }
.mobile-drawer .nav-link {
  display: block;
  padding: 12px 16px;
  font-size: 16px;
  border-radius: var(--radius-sm);
  color: var(--color-text-2);
  text-decoration: none;
  transition: background .25s ease, color .25s ease;
}
.mobile-drawer .nav-link:hover { background: rgba(255,255,255,0.04); color: var(--color-text); }
.mobile-drawer .nav-link.active { color: var(--color-brand); background: rgba(43,240,171,0.08); }
.mobile-drawer .btn-primary { margin-top: 16px; }

.article-hero {
  position: relative;
  padding: 170px 0 72px;
  background: linear-gradient(rgba(11,14,13,0.82), rgba(11,14,13,0.92)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  border-bottom: 1px solid var(--color-line);
  overflow: hidden;
}
.article-hero::before {
  content: '';
  position: absolute;
  top: -120px;
  right: 8%;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(43,240,171,0.16), transparent 62%);
  pointer-events: none;
}
.article-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(43,240,171,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(43,240,171,0.04) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}
.article-hero .container { position: relative; z-index: 2; }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--color-text-3);
  margin-bottom: 28px;
}
.breadcrumb a { color: var(--color-text-2); text-decoration: none; transition: color .25s ease; }
.breadcrumb a:hover { color: var(--color-brand); }
.breadcrumb-sep { color: var(--color-text-3); }
.breadcrumb-current {
  color: var(--color-text-2);
  max-width: 220px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.article-title {
  font-size: 42px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  max-width: 840px;
  margin-bottom: 20px;
}
.article-meta {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
  color: var(--color-text-2);
  font-size: 14px;
}
.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.meta-item svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.article-content-section {
  padding: 64px 0 32px;
}
.article-body {
  font-size: 16px;
  line-height: 1.85;
  color: var(--color-text);
}
.article-cover {
  width: 100%;
  aspect-ratio: 16/7;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: 36px;
  box-shadow: var(--shadow-card);
}
.article-body h2 {
  font-size: 26px;
  font-weight: 700;
  margin: 44px 0 16px;
  line-height: 1.3;
  letter-spacing: -0.01em;
}
.article-body h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 32px 0 12px;
}
.article-body p { margin-bottom: 20px; }
.article-body ul, .article-body ol { margin: 0 0 20px 20px; padding: 0; }
.article-body li { margin-bottom: 8px; }
.article-body blockquote {
  border-left: 3px solid var(--color-brand);
  background: var(--color-surface);
  padding: 18px 22px;
  margin: 28px 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--color-text-2);
  font-style: italic;
}
.article-body img { max-width: 100%; border-radius: var(--radius-md); margin: 16px 0; }
.article-body a { color: var(--color-brand); text-decoration: underline; text-underline-offset: 3px; transition: color .25s ease; }
.article-body a:hover { color: var(--color-brand-2); }
.article-body table { width: 100%; border-collapse: collapse; margin: 24px 0; }
.article-body th, .article-body td { border: 1px solid var(--color-line); padding: 12px 14px; text-align: left; }
.article-body th { background: var(--color-surface); font-weight: 600; }

.article-empty {
  text-align: center;
  padding: 80px 20px;
  border: 2px dashed var(--color-line);
  border-radius: var(--radius-lg);
}
.empty-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--color-surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
}
.empty-icon svg { width: 32px; height: 32px; fill: none; stroke: var(--color-text-3); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.article-empty p { font-size: 18px; font-weight: 600; margin-bottom: 24px; color: var(--color-text-2); }

.article-share {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding: 36px 0;
  border-bottom: 1px solid var(--color-line);
  margin-bottom: 32px;
}
.share-label { font-size: 14px; color: var(--color-text-2); margin-right: 4px; }
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  color: var(--color-text-2);
  font-size: 13px;
  cursor: pointer;
  transition: border-color .25s ease, color .25s ease, transform .25s ease;
}
.share-btn:hover { border-color: var(--color-brand); color: var(--color-brand); transform: translateY(-1px); }
.share-btn svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.article-pagination {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 0;
}
.paginate-card {
  padding: 20px 24px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color .25s ease, transform .25s ease, box-shadow .25s ease;
}
.paginate-card:hover { border-color: var(--color-brand); transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.paginate-card.text-right { text-align: right; align-items: flex-end; }
.paginate-label { font-size: 12px; color: var(--color-text-3); text-transform: uppercase; letter-spacing: 0.06em; }
.paginate-title { font-size: 16px; font-weight: 600; color: var(--color-text); }

.related-section {
  padding: 72px 0 88px;
  background: var(--color-surface);
  margin-top: 48px;
  border-top: 1px solid var(--color-line);
}
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 40px;
  gap: 16px;
  flex-wrap: wrap;
}
.section-head h2 { font-size: 32px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.2; }
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.related-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  text-decoration: none;
  transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
  display: block;
}
.related-card:hover { transform: translateY(-4px); border-color: rgba(43,240,171,0.4); box-shadow: var(--shadow-hover); }
.related-cover { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }
.related-info { padding: 20px; }
.related-info h3 { font-size: 16px; font-weight: 600; color: var(--color-text); margin-bottom: 8px; transition: color .25s ease; }
.related-card:hover .related-info h3 { color: var(--color-brand); }
.related-info span { font-size: 13px; color: var(--color-text-3); }
.related-action { margin-top: 40px; }
.related-action .btn-ghost { border-radius: var(--radius-pill); }

.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-line);
  padding: 56px 0 0;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.3fr;
  gap: 44px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--color-line);
}
.footer-brand .logo { margin-bottom: 12px; }
.footer-brand p { color: var(--color-text-3); font-size: 14px; margin-top: 14px; line-height: 1.7; }
.footer-col h4 { font-size: 14px; font-weight: 600; margin-bottom: 16px; color: var(--color-text); }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col a { color: var(--color-text-2); text-decoration: none; font-size: 14px; transition: color .25s ease; }
.footer-col a:hover { color: var(--color-brand); }
.footer-contact-list li { display: flex; align-items: flex-start; gap: 8px; color: var(--color-text-2); font-size: 14px; }
.footer-contact-list svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; margin-top: 5px; flex-shrink: 0; }
.footer-qr {
  width: 100px;
  height: 100px;
  background: var(--color-surface-2);
  border: 1px dashed var(--color-line);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-3);
  font-size: 12px;
  margin-top: 16px;
}
.footer-bottom { padding: 24px 0; }
.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--color-text-3);
}
.footer-bottom-inner a { color: var(--color-text-3); text-decoration: none; transition: color .25s ease; }
.footer-bottom-inner a:hover { color: var(--color-brand); }

@media (max-width: 991px) {
  .nav-menu { display: none; }
  .menu-toggle { display: inline-flex; }
  .article-hero { padding: 150px 0 56px; }
  .article-title { font-size: 34px; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 767px) {
  .container { padding-left: 20px; padding-right: 20px; }
  .article-hero { padding: 128px 0 44px; }
  .article-title { font-size: 28px; }
  .article-meta { gap: 12px; font-size: 13px; }
  .article-cover { aspect-ratio: 16/9; }
  .related-grid { grid-template-columns: 1fr; }
  .article-pagination { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .search-btn span { display: none; }
  .btn-signup { padding: 10px 18px; }
  .header-actions .btn-entry { display: none; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .article-content-section { padding: 40px 0 20px; }
  .related-section { padding: 56px 0 64px; }
  .article-share { padding: 24px 0; }
}

/* roulang page: category1 */
:root{
  --color-bg:#0B0E0D;
  --color-surface:#111614;
  --color-surface-2:#1A211E;
  --color-line:#262E2A;
  --color-brand:#2BF0AB;
  --color-brand-2:#12C987;
  --color-warm:#FFAD3B;
  --color-danger:#FF5C5C;
  --color-text:#EFF5F2;
  --color-text-2:#A7B5AE;
  --color-text-3:#65746C;
  --radius-lg:20px;
  --radius-md:16px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow-default:0 10px 30px rgba(0,0,0,0.3);
  --shadow-hover:0 18px 48px rgba(0,0,0,0.45);
  --container-max:1280px;
  --font-family:'Inter','PingFang SC','Microsoft YaHei','HarmonyOS Sans SC',sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  background:var(--color-bg);
  background-image:
    linear-gradient(rgba(43,240,171,0.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(43,240,171,0.028) 1px,transparent 1px);
  background-size:44px 44px;
  color:var(--color-text);
  font-family:var(--font-family);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul,ol{list-style:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
input,select,textarea{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px dashed var(--color-brand);outline-offset:2px;}

.container{
  max-width:var(--container-max);
  margin:0 auto;
  padding-left:32px;
  padding-right:32px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 24px;
  border-radius:var(--radius-sm);
  font-weight:600;
  font-size:15px;
  line-height:1.4;
  transition:all .25s ease;
  white-space:nowrap;
}
.btn:active{transform:scale(.98);}
.btn svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
.btn-primary{
  background:var(--color-brand);
  color:#07100C;
  font-weight:700;
  box-shadow:0 8px 24px rgba(43,240,171,.18);
}
.btn-primary:hover{
  background:var(--color-brand-2);
  transform:translateY(-2px);
  box-shadow:0 12px 32px rgba(43,240,171,.28);
}
.btn-outline{
  background:transparent;
  border:1px solid var(--color-line);
  color:var(--color-text);
}
.btn-outline:hover{
  border-color:var(--color-brand);
  color:var(--color-brand);
  transform:translateY(-1px);
}
.btn-ghost{
  background:transparent;
  color:var(--color-text-2);
  padding-left:8px;
  padding-right:8px;
}
.btn-ghost:hover{color:var(--color-brand);}
.btn-lg{padding:16px 36px;font-size:16px;border-radius:16px;}

.section-eyebrow{
  display:inline-block;
  font-size:12px;
  letter-spacing:.14em;
  color:var(--color-brand);
  text-transform:uppercase;
  margin-bottom:12px;
  font-weight:600;
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:48px;
  flex-wrap:wrap;
}
.section-head h2{font-size:32px;line-height:1.15;font-weight:700;letter-spacing:-.02em;}
.section-head .section-head-desc{color:var(--color-text-2);max-width:520px;font-size:15px;}

/* Header */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(11,14,13,.85);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid transparent;
  transition:background .3s,border-color .3s,box-shadow .3s;
}
.site-header.scrolled{
  background:rgba(11,14,13,.96);
  border-bottom-color:var(--color-line);
  box-shadow:0 8px 30px rgba(0,0,0,.35);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:72px;
  gap:24px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:20px;
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--color-text);
  flex-shrink:0;
}
.logo-icon{
  width:36px;
  height:36px;
  border-radius:10px;
  background:var(--color-brand);
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 0 24px rgba(43,240,171,.35);
  animation:logo-breathe 3s ease-in-out infinite;
}
.logo-icon svg{width:22px;height:22px;fill:none;stroke:#07100C;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;}
@keyframes logo-breathe{
  0%,100%{box-shadow:0 0 18px rgba(43,240,171,.25);}
  50%{box-shadow:0 0 34px rgba(43,240,171,.55);}
}
.nav-menu{
  display:flex;
  align-items:center;
  gap:4px;
  margin:0 auto;
}
.nav-link{
  padding:8px 16px;
  border-radius:10px;
  font-size:15px;
  font-weight:500;
  color:var(--color-text-2);
  transition:all .2s ease;
  position:relative;
}
.nav-link:hover{color:var(--color-text);background:rgba(255,255,255,.04);}
.nav-link.active{color:var(--color-brand);background:rgba(43,240,171,.08);}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.search-btn{
  display:flex;
  align-items:center;
  gap:8px;
  padding:8px 14px;
  border-radius:10px;
  border:1px solid var(--color-line);
  color:var(--color-text-2);
  font-size:14px;
  transition:all .2s ease;
  background:var(--color-surface);
}
.search-btn:hover{border-color:var(--color-brand);color:var(--color-brand);}
.search-btn kbd{
  font-family:inherit;
  font-size:11px;
  background:var(--color-surface-2);
  border:1px solid var(--color-line);
  border-radius:6px;
  padding:2px 6px;
  color:var(--color-text-3);
}
.quick-link{
  padding:8px 14px;
  border-radius:10px;
  font-size:14px;
  border:1px solid var(--color-line);
  color:var(--color-text-2);
  transition:all .2s ease;
  display:none;
}
.quick-link:hover{border-color:var(--color-brand);color:var(--color-brand);}
.header-cta{
  padding:10px 22px;
}
.menu-toggle{
  display:none;
  width:42px;
  height:42px;
  border-radius:10px;
  border:1px solid var(--color-line);
  align-items:center;
  justify-content:center;
  transition:all .2s ease;
}
.menu-toggle:hover{border-color:var(--color-brand);}
.menu-toggle svg{width:22px;height:22px;fill:none;stroke:var(--color-text);stroke-width:2;stroke-linecap:round;}

/* Command Panel */
.command-mask{
  position:fixed;
  inset:0;
  background:rgba(5,7,6,.72);
  backdrop-filter:blur(6px);
  opacity:0;
  visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;
  z-index:200;
}
.command-mask.show{opacity:1;visibility:visible;}
.command-panel{
  position:fixed;
  top:120px;
  left:50%;
  transform:translateX(-50%) translateY(-8px);
  width:560px;
  max-width:calc(100vw - 32px);
  background:var(--color-surface-2);
  border:1px solid var(--color-line);
  border-radius:20px;
  box-shadow:0 36px 120px rgba(0,0,0,.65);
  z-index:201;
  opacity:0;
  visibility:hidden;
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease;
}
.command-panel.show{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);}
.command-box{padding:20px;}
.command-search-row{
  display:flex;
  align-items:center;
  gap:12px;
  padding:14px 16px;
  background:var(--color-bg);
  border:1px solid var(--color-line);
  border-radius:14px;
  transition:border-color .2s,box-shadow .2s;
}
.command-search-row:focus-within{
  border-color:var(--color-brand);
  box-shadow:0 0 0 4px rgba(43,240,171,.12);
}
.command-search-row svg{width:20px;height:20px;fill:none;stroke:var(--color-text-3);stroke-width:2;stroke-linecap:round;}
.command-search-row input{
  flex:1;
  background:transparent;
  border:none;
  color:var(--color-text);
  font-size:16px;
  outline:none;
}
.command-search-row input::placeholder{color:var(--color-text-3);}
.command-esc{
  font-size:11px;
  background:var(--color-surface-2);
  border:1px solid var(--color-line);
  border-radius:6px;
  color:var(--color-text-3);
  padding:2px 8px;
}
.command-label{
  display:block;
  font-size:12px;
  color:var(--color-text-3);
  margin:20px 0 12px;
  letter-spacing:.08em;
}
.shortcut-links{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:8px;
}
.shortcut-links a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:12px 14px;
  background:var(--color-bg);
  border:1px solid var(--color-line);
  border-radius:12px;
  color:var(--color-text-2);
  font-size:14px;
  transition:all .2s ease;
}
.shortcut-links a:hover{border-color:var(--color-brand);color:var(--color-brand);}

/* Hero */
.hero{
  position:relative;
  padding:88px 0 72px;
  overflow:hidden;
}
.hero-bg{
  position:absolute;
  inset:0;
  background:
    linear-gradient(90deg,rgba(11,14,13,.92) 0%,rgba(11,14,13,.72) 70%,rgba(11,14,13,.55) 100%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  z-index:0;
}
.hero-glow{
  position:absolute;
  top:-120px;
  right:-120px;
  width:560px;
  height:560px;
  background:radial-gradient(circle,rgba(43,240,171,.14) 0%,transparent 70%);
  z-index:0;
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:64px;
  align-items:center;
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  background:rgba(43,240,171,.1);
  border:1px solid rgba(43,240,171,.3);
  color:var(--color-brand);
  font-size:12px;
  font-weight:600;
  letter-spacing:.12em;
  border-radius:999px;
  margin-bottom:22px;
}
.hero-tag::before{
  content:'';
  width:6px;height:6px;
  border-radius:50%;
  background:var(--color-brand);
  animation:pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot{
  0%,100%{box-shadow:0 0 0 0 rgba(43,240,171,.4);}
  50%{box-shadow:0 0 0 5px rgba(43,240,171,0);}
}
.hero h1{
  font-size:48px;
  line-height:1.15;
  font-weight:800;
  letter-spacing:-.02em;
  margin-bottom:20px;
}
.hero-sub{
  font-size:17px;
  line-height:1.75;
  color:var(--color-text-2);
  max-width:480px;
  margin-bottom:32px;
}
.hero-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
}
.hero-meta{
  display:flex;
  gap:18px;
  flex-wrap:wrap;
  margin-top:24px;
  color:var(--color-text-3);
  font-size:13px;
}
.hero-meta span{
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.hero-meta span::before{
  content:'';
  width:4px;height:4px;
  border-radius:50%;
  background:var(--color-brand);
  flex-shrink:0;
}
.hero-visual{
  position:relative;
}
.hero-img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:20px;
  box-shadow:0 36px 80px rgba(0,0,0,.55);
}
.hero-float-badge{
  position:absolute;
  bottom:18px;
  left:18px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(11,14,13,.82);
  backdrop-filter:blur(12px);
  border:1px solid rgba(43,240,171,.35);
  color:var(--color-text);
  padding:8px 16px;
  border-radius:999px;
  font-size:13px;
  font-weight:600;
}
.hero-float-badge .pulse-dot{
  width:7px;height:7px;
  border-radius:50%;
  background:var(--color-brand);
  animation:pulse-dot 1.8s ease-in-out infinite;
}

/* Intro */
.intro-section{
  padding:96px 0;
  border-top:1px solid var(--color-line);
}
.intro-grid{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:80px;
  align-items:center;
}
.intro-visual{
  position:relative;
}
.intro-visual img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:20px;
  box-shadow:var(--shadow-default);
}
.intro-card{
  position:absolute;
  right:-16px;
  bottom:24px;
  background:var(--color-surface-2);
  border:1px solid var(--color-line);
  backdrop-filter:blur(12px);
  border-radius:16px;
  padding:14px 20px;
  color:var(--color-text);
  font-size:14px;
  font-weight:600;
  box-shadow:var(--shadow-default);
  display:flex;
  align-items:center;
  gap:10px;
}
.intro-card::before{
  content:'';
  width:6px;height:6px;
  border-radius:50%;
  background:var(--color-brand);
  box-shadow:0 0 10px rgba(43,240,171,.6);
}
.intro-content h2{
  font-size:32px;
  line-height:1.15;
  font-weight:700;
  letter-spacing:-.02em;
  margin-bottom:18px;
}
.intro-content>p{
  color:var(--color-text-2);
  margin-bottom:28px;
}
.intro-list{
  display:grid;
  gap:16px;
}
.intro-list li{
  display:flex;
  gap:14px;
  color:var(--color-text-2);
  font-size:15px;
  line-height:1.65;
}
.intro-list li strong{
  color:var(--color-text);
  font-weight:600;
  flex-shrink:0;
}

/* Item Cards */
.item-section{
  padding:0 0 96px;
}
.item-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.item-card{
  background:var(--color-surface);
  border:1px solid var(--color-line);
  border-radius:20px;
  overflow:hidden;
  transition:all .3s ease;
}
.item-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(43,240,171,.4);
}
.item-media{
  height:160px;
  overflow:hidden;
  position:relative;
}
.item-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .4s ease;
}
.item-card:hover .item-media img{transform:scale(1.05);}
.item-media::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(11,14,13,0) 50%,rgba(11,14,13,.68) 100%);
}
.item-body{
  padding:24px;
  position:relative;
}
.item-icon{
  width:44px;
  height:44px;
  border-radius:12px;
  background:rgba(43,240,171,.1);
  border:1px solid rgba(43,240,171,.25);
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:16px;
}
.item-icon svg{width:22px;height:22px;fill:none;stroke:var(--color-brand);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.item-card h3{
  font-size:20px;
  font-weight:700;
  margin-bottom:10px;
}
.item-card p{
  color:var(--color-text-2);
  font-size:14px;
  line-height:1.7;
  margin-bottom:16px;
}
.item-tag{
  display:inline-block;
  padding:4px 12px;
  background:rgba(255,173,59,.1);
  border:1px solid rgba(255,173,59,.28);
  color:var(--color-warm);
  border-radius:999px;
  font-size:12px;
  font-weight:600;
}

/* Stats Band */
.stats-band{
  background:var(--color-surface);
  border-top:1px solid var(--color-line);
  border-bottom:1px solid var(--color-line);
  padding:56px 0;
}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:32px;
}
.stat-item{
  text-align:center;
  padding:16px;
}
.stat-num{
  font-size:44px;
  font-weight:800;
  color:var(--color-brand);
  line-height:1.1;
  letter-spacing:-.02em;
  margin-bottom:6px;
}
.stat-label{
  font-size:14px;
  color:var(--color-text-2);
}

/* Timeline */
.timeline-section{
  padding:96px 0;
}
.timeline-wrap{
  position:relative;
  padding:8px 0 0;
}
.timeline-wrap::before{
  content:'';
  position:absolute;
  left:50%;
  top:0;
  bottom:0;
  width:2px;
  background:rgba(43,240,171,.2);
  transform:translateX(-50%);
}
.timeline-item{
  position:relative;
  display:flex;
  align-items:flex-start;
  margin-bottom:52px;
}
.timeline-item::after{
  content:'';
  position:absolute;
  left:50%;
  top:26px;
  width:10px;
  height:10px;
  border-radius:50%;
  background:var(--color-brand);
  transform:translateX(-50%);
  box-shadow:0 0 16px rgba(43,240,171,.75);
  z-index:1;
}
.timeline-item:last-child{margin-bottom:0;}
.timeline-time{
  width:calc(50% - 56px);
  text-align:right;
  padding-right:24px;
  font-size:24px;
  font-weight:800;
  color:var(--color-brand);
  letter-spacing:-.02em;
  line-height:1.2;
  padding-top:16px;
}
.timeline-card{
  width:calc(50% - 56px);
  background:var(--color-surface);
  border:1px solid var(--color-line);
  border-radius:16px;
  padding:24px;
  transition:all .3s ease;
}
.timeline-card:hover{
  border-color:rgba(43,240,171,.4);
  box-shadow:var(--shadow-hover);
}
.timeline-card h3{
  font-size:18px;
  font-weight:700;
  margin-bottom:8px;
}
.timeline-card p{
  color:var(--color-text-2);
  font-size:14px;
  margin-bottom:12px;
}
.timeline-item:nth-child(even){
  flex-direction:row-reverse;
}
.timeline-item:nth-child(even) .timeline-time{
  text-align:left;
  padding-right:0;
  padding-left:24px;
}

/* Scenario */
.scenario-section{
  padding:0 0 96px;
  border-top:1px solid var(--color-line);
  background:var(--color-surface);
  padding-top:96px;
}
.scenario-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.scenario-card{
  display:flex;
  gap:24px;
  align-items:flex-start;
  background:var(--color-bg);
  border:1px solid var(--color-line);
  border-radius:20px;
  padding:32px;
  transition:all .3s ease;
}
.scenario-card:hover{
  border-color:rgba(43,240,171,.4);
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
}
.scenario-num{
  font-size:28px;
  font-weight:800;
  color:rgba(43,240,171,.45);
  line-height:1;
  flex-shrink:0;
  padding-top:4px;
}
.scenario-card h3{
  font-size:18px;
  font-weight:700;
  margin-bottom:10px;
}
.scenario-card p{
  color:var(--color-text-2);
  font-size:14px;
  line-height:1.7;
}

/* CTA Banner */
.cta-banner{
  padding:0 0 96px;
}
.cta-banner-inner{
  background:linear-gradient(135deg,rgba(43,240,171,.12) 0%,rgba(18,201,135,.05) 100%);
  border:1px solid rgba(43,240,171,.3);
  border-radius:24px;
  padding:64px 48px;
  text-align:center;
  position:relative;
  overflow:hidden;
}
.cta-banner-inner::before{
  content:'';
  position:absolute;
  top:-80px;
  right:-80px;
  width:260px;
  height:260px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(43,240,171,.16),transparent 70%);
  pointer-events:none;
}
.cta-banner-inner h2{
  font-size:30px;
  font-weight:800;
  letter-spacing:-.02em;
  margin-bottom:12px;
}
.cta-banner-inner p{
  color:var(--color-text-2);
  max-width:520px;
  margin:0 auto 28px;
}

/* FAQ */
.faq-section{
  padding:0 0 96px;
}
.faq-list{
  max-width:860px;
  margin:0 auto;
  display:grid;
  gap:16px;
}
.faq-item{
  background:var(--color-surface);
  border:1px solid var(--color-line);
  border-radius:16px;
  transition:border-color .2s ease;
  overflow:hidden;
}
.faq-item[open]{
  border-color:rgba(43,240,171,.4);
}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 24px;
  cursor:pointer;
  font-size:16px;
  font-weight:600;
  color:var(--color-text);
  list-style:none;
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--color-brand);}
.faq-icon{
  position:relative;
  width:24px;
  height:24px;
  flex-shrink:0;
  border-radius:50%;
  background:rgba(43,240,171,.1);
  border:1px solid rgba(43,240,171,.3);
  transition:transform .3s ease,background .3s ease;
}
.faq-icon::before,.faq-icon::after{
  content:'';
  position:absolute;
  background:var(--color-brand);
  transition:transform .3s ease;
}
.faq-icon::before{
  width:10px;
  height:2px;
  top:50%;
  left:50%;
  transform:translate(-50%,-50%);
}
.faq-icon::after{
  width:2px;
  height:10px;
  top:50%;
  left:50%;
  transform:translate(-50%,-50%);
}
.faq-item[open] .faq-icon{
  transform:rotate(45deg);
  background:rgba(43,240,171,.2);
}
.faq-answer{
  padding:0 24px 20px;
  color:var(--color-text-2);
  font-size:14px;
  line-height:1.75;
}

/* Final CTA */
.final-cta{
  padding:0 0 96px;
}
.final-cta-inner{
  text-align:center;
  padding:56px 32px;
  background:var(--color-surface-2);
  border:1px solid var(--color-line);
  border-radius:24px;
}
.final-cta-inner .warm-text{
  color:var(--color-warm);
  font-size:13px;
  font-weight:600;
  letter-spacing:.1em;
  margin-bottom:8px;
  display:block;
}
.final-cta-inner h2{
  font-size:32px;
  font-weight:800;
  letter-spacing:-.02em;
  margin-bottom:10px;
}
.final-cta-inner p{
  color:var(--color-text-2);
  margin-bottom:28px;
}
.final-cta-actions{
  display:flex;
  gap:14px;
  justify-content:center;
  flex-wrap:wrap;
}

/* Footer */
.site-footer{
  background:var(--color-surface);
  border-top:1px solid var(--color-line);
  padding:72px 0 0;
}
.footer-top{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1.2fr;
  gap:48px;
  padding-bottom:56px;
}
.footer-brand .logo{
  margin-bottom:14px;
}
.footer-brand p{
  color:var(--color-text-2);
  font-size:14px;
  line-height:1.7;
  max-width:280px;
}
.footer-col h4{
  font-size:16px;
  font-weight:700;
  margin-bottom:18px;
  color:var(--color-text);
}
.footer-col ul{
  display:grid;
  gap:10px;
}
.footer-col ul a{
  color:var(--color-text-2);
  font-size:14px;
  transition:color .2s ease;
}
.footer-col ul a:hover{
  color:var(--color-brand);
}
.footer-contact-list li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  color:var(--color-text-2);
  font-size:14px;
  line-height:1.6;
}
.footer-contact-list svg{
  width:16px;
  height:16px;
  fill:none;
  stroke:var(--color-brand);
  stroke-width:1.6;
  stroke-linecap:round;
  flex-shrink:0;
  margin-top:4px;
}
.footer-qr{
  width:100px;
  height:100px;
  border-radius:12px;
  background:var(--color-surface-2);
  border:1px dashed var(--color-line);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--color-text-3);
  font-size:12px;
  margin-top:16px;
}
.footer-bottom{
  border-top:1px solid var(--color-line);
  padding:20px 0;
}
.footer-bottom-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
}
.footer-bottom p{
  color:var(--color-text-3);
  font-size:13px;
}
.footer-bottom a{
  color:var(--color-text-2);
  font-size:13px;
  transition:color .2s ease;
}
.footer-bottom a:hover{color:var(--color-brand);}

/* Responsive */
@media (max-width:991px){
  .hero{padding:64px 0 56px;}
  .hero-inner{
    grid-template-columns:1fr;
    gap:40px;
  }
  .hero-img{aspect-ratio:16/9;}
  .intro-grid{
    grid-template-columns:1fr;
    gap:48px;
  }
  .intro-visual img{aspect-ratio:16/10;}
  .item-grid{grid-template-columns:repeat(2,1fr);}
  .timeline-wrap::before{left:16px;}
  .timeline-item,.timeline-item:nth-child(even){
    flex-direction:column;
    padding-left:48px;
  }
  .timeline-item::after{left:16px;}
  .timeline-time,.timeline-item:nth-child(even) .timeline-time{
    width:auto;
    text-align:left;
    padding:0 0 8px;
    font-size:20px;
  }
  .timeline-card,.timeline-item:nth-child(even) .timeline-card{
    width:auto;
  }
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .footer-top{grid-template-columns:1fr 1fr;}
}
@media (max-width:767px){
  .container{padding-left:20px;padding-right:20px;}
  .header-inner{height:64px;}
  .nav-menu{
    position:fixed;
    inset:0;
    background:rgba(11,14,13,.98);
    backdrop-filter:blur(20px);
    flex-direction:column;
    justify-content:center;
    align-items:center;
    gap:8px;
    z-index:99;
    opacity:0;
    visibility:hidden;
    transition:opacity .3s ease,visibility .3s ease;
    padding:24px;
  }
  .nav-menu.open{
    opacity:1;
    visibility:visible;
  }
  .nav-link{
    font-size:20px;
    padding:14px 24px;
    width:100%;
    text-align:center;
  }
  .header-actions .search-btn span:not(.search-text),.header-actions .search-btn kbd{display:none;}
  .menu-toggle{display:flex;}
  .quick-link{display:none;}
  .hero h1{font-size:32px;}
  .hero-sub{font-size:15px;}
  .hero-meta{gap:12px 16px;}
  .hero-float-badge{bottom:12px;left:12px;font-size:12px;padding:7px 12px;}
  .intro-section{padding:56px 0;}
  .item-section{padding:0 0 56px;}
  .item-grid{grid-template-columns:1fr;}
  .stats-band{padding:40px 0;}
  .stat-num{font-size:34px;}
  .timeline-section{padding:56px 0;}
  .scenario-section{padding:56px 0;}
  .scenario-grid{grid-template-columns:1fr;}
  .scenario-card{padding:24px;gap:16px;}
  .cta-banner{padding:0 0 56px;}
  .cta-banner-inner{padding:40px 24px;}
  .cta-banner-inner h2{font-size:24px;}
  .faq-section{padding:0 0 56px;}
  .final-cta{padding:0 0 56px;}
  .final-cta-inner h2{font-size:26px;}
  .footer-top{grid-template-columns:1fr;gap:32px;padding-bottom:40px;}
  .footer-bottom-inner{flex-direction:column;text-align:center;}
  .section-head h2{font-size:24px;}
  .section-head-gap{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .hero h1{font-size:28px;}
  .hero-actions .btn{padding:11px 18px;font-size:14px;}
  .intro-card{right:8px;bottom:12px;font-size:12px;padding:10px 14px;}
  .item-card h3{font-size:18px;}
  .stats-grid{gap:16px;}
  .stat-num{font-size:30px;}
  .timeline-card{padding:18px;}
  .scenario-card{flex-direction:column;}
  .final-cta-actions .btn{width:100%;}
}

/* roulang page: category2 */
:root {
  --color-bg: #0B0E0D;
  --color-surface: #111614;
  --color-surface-2: #1A211E;
  --color-line: #262E2A;
  --color-brand: #2BF0AB;
  --color-brand-2: #12C987;
  --color-warm: #FFAD3B;
  --color-danger: #FF5C5C;
  --color-success: #2BF0AB;
  --color-text: #EFF5F2;
  --color-text-2: #A7B5AE;
  --color-text-3: #65746C;
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --shadow-card: 0 10px 30px rgba(0,0,0,0.3);
  --shadow-hover: 0 18px 48px rgba(0,0,0,0.45);
  --font-main: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'HarmonyOS Sans SC', sans-serif;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-main);
  background-color: var(--color-bg);
  background-image:
    linear-gradient(rgba(43,240,171,0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(43,240,171,0.028) 1px, transparent 1px);
  background-size: 48px 48px;
  color: var(--color-text);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img {
  display: block;
  max-width: 100%;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font-family: inherit;
  border: none;
  background: none;
  color: inherit;
  cursor: pointer;
}
input, select, textarea {
  font-family: inherit;
  font-size: 14px;
}
ul {
  list-style: none;
}
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px dashed var(--color-brand);
  outline-offset: 3px;
}
::selection {
  background: rgba(43,240,171,0.25);
  color: var(--color-text);
}

/* ---- Header / Nav ---- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(11,14,13,0.86);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-line);
}
.nav-wrap {
  display: flex;
  align-items: center;
  gap: 20px;
  height: 72px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.02em;
  white-space: nowrap;
  color: var(--color-text);
}
.logo-icon {
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  border-radius: 9px;
  background: var(--color-brand);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  animation: pulseGlow 3s ease-in-out infinite;
}
.logo-icon svg {
  width: 20px;
  height: 20px;
  stroke: #0B0E0D;
  stroke-width: 2.6;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}
@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(43,240,171,0.45); }
  50% { box-shadow: 0 0 0 9px rgba(43,240,171,0); }
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 2px;
}
.nav-link {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-2);
  transition: color 0.2s, background 0.2s;
}
.nav-link:hover {
  color: var(--color-text);
  background: rgba(255,255,255,0.045);
}
.nav-link.active {
  color: var(--color-brand);
  background: rgba(43,240,171,0.08);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}
.search-trigger {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 13px;
  border-radius: 10px;
  border: 1px solid var(--color-line);
  font-size: 13px;
  color: var(--color-text-2);
  transition: border-color 0.2s, color 0.2s;
}
.search-trigger:hover {
  border-color: var(--color-brand);
  color: var(--color-text);
}
.search-trigger svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
}
.ghost-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 17px;
  border-radius: 999px;
  border: 1px solid var(--color-line);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-2);
  transition: border-color 0.2s, color 0.2s;
}
.ghost-btn:hover {
  border-color: var(--color-brand);
  color: var(--color-brand);
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--color-brand);
  color: #0B0E0D;
  font-weight: 700;
  font-size: 14px;
  padding: 10px 24px;
  border-radius: 999px;
  transition: transform 0.2s, background 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 18px rgba(43,240,171,0.22);
}
.btn-primary:hover {
  background: var(--color-brand-2);
  transform: translateY(-2px);
  box-shadow: 0 8px 26px rgba(43,240,171,0.3);
}
.btn-primary:active {
  transform: scale(0.97);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid var(--color-line);
  color: var(--color-text);
  font-weight: 600;
  font-size: 14px;
  padding: 10px 24px;
  border-radius: 999px;
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
}
.btn-secondary:hover {
  border-color: var(--color-brand);
  color: var(--color-brand);
  transform: translateY(-2px);
}
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  border: 1px solid var(--color-line);
}
.nav-burger span {
  width: 18px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-burger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-burger.open span:nth-child(2) {
  opacity: 0;
}
.nav-burger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---- Command Search Panel ---- */
.cmd-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0,0,0,0.55);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s, visibility 0.25s;
}
.cmd-overlay.show {
  opacity: 1;
  visibility: visible;
}
.cmd-panel {
  position: fixed;
  top: 96px;
  left: 50%;
  transform: translateX(-50%) translateY(-12px);
  width: min(560px, calc(100vw - 40px));
  z-index: 210;
  background: var(--color-surface-2);
  border: 1px solid var(--color-line);
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
}
.cmd-panel.show {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.cmd-search-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  border-radius: 12px;
  padding: 0 16px;
  height: 48px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.cmd-search-row:focus-within {
  border-color: var(--color-brand);
  box-shadow: 0 0 0 4px rgba(43,240,171,0.12);
}
.cmd-search-row svg {
  width: 18px;
  height: 18px;
  stroke: var(--color-text-3);
  fill: none;
  stroke-width: 2;
  flex: 0 0 18px;
}
.cmd-search-row input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--color-text);
  font-size: 14px;
}
.cmd-quick {
  margin-top: 20px;
}
.cmd-quick-title {
  font-size: 12px;
  color: var(--color-text-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.cmd-quick-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.cmd-quick-list a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--color-text-2);
  transition: border-color 0.2s, color 0.2s;
}
.cmd-quick-list a:hover {
  border-color: var(--color-brand);
  color: var(--color-brand);
}
.cmd-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-3);
  font-size: 15px;
  transition: color 0.2s, border-color 0.2s;
}
.cmd-close:hover {
  color: var(--color-brand);
  border-color: var(--color-brand);
}

/* ---- Page Hero ---- */
.page-hero {
  position: relative;
  padding: 168px 0 88px;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 82% 12%, rgba(43,240,171,0.16), transparent 55%),
    linear-gradient(180deg, rgba(11,14,13,0.9), rgba(11,14,13,0.82)),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  border-bottom: 1px solid var(--color-line);
}
.page-hero .container {
  position: relative;
  z-index: 2;
}
.crumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-3);
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.crumb a {
  color: var(--color-text-2);
  transition: color 0.2s;
}
.crumb a:hover {
  color: var(--color-brand);
}
.crumb i {
  font-style: normal;
  color: var(--color-text-3);
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(43,240,171,0.09);
  border: 1px solid rgba(43,240,171,0.22);
  color: var(--color-brand);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.03em;
  margin-bottom: 22px;
}
.page-hero h1 {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 18px;
}
.hero-desc {
  font-size: 16px;
  color: var(--color-text-2);
  max-width: 620px;
  margin-bottom: 32px;
  line-height: 1.8;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}
.hero-meta {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 13px;
  color: var(--color-text-3);
  flex-wrap: wrap;
}
.hero-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.hero-meta svg {
  width: 14px;
  height: 14px;
  stroke: var(--color-brand);
  fill: none;
  stroke-width: 1.8;
}

/* ---- Speaker Showcase ---- */
.speaker-showcase {
  padding: 96px 0 64px;
}
.section-head {
  max-width: 720px;
  margin-bottom: 48px;
}
.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-brand);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-head h2 {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}
.section-head p {
  color: var(--color-text-2);
  font-size: 15px;
  line-height: 1.75;
}
.speaker-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding: 52px 0;
  border-bottom: 1px solid var(--color-line);
}
.speaker-row:first-of-type {
  padding-top: 8px;
}
.speaker-row.is-flip {
  grid-template-columns: 1.05fr 1fr;
}
.speaker-row.is-flip .speaker-media {
  order: 2;
}
.speaker-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-surface-2), var(--color-surface));
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.3s;
}
.speaker-media:hover {
  box-shadow: var(--shadow-hover);
}
.speaker-media img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  transition: transform 0.45s ease;
}
.speaker-media:hover img {
  transform: scale(1.03);
}
.speaker-badge {
  position: absolute;
  bottom: 16px;
  left: 16px;
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  background: rgba(11,14,13,0.82);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(43,240,171,0.25);
  border-radius: 999px;
  color: var(--color-brand);
  font-size: 12px;
  font-weight: 600;
}
.speaker-info {
  padding: 8px 0;
}
.speaker-index {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text-3);
  letter-spacing: 0.08em;
  margin-bottom: 14px;
}
.speaker-info h3 {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}
.speaker-role {
  display: inline-flex;
  align-items: center;
  padding: 5px 13px;
  background: rgba(255,173,59,0.1);
  border: 1px solid rgba(255,173,59,0.22);
  border-radius: 999px;
  color: var(--color-warm);
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 18px;
}
.speaker-topic {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 12px;
  line-height: 1.5;
}
.speaker-topic em {
  font-style: normal;
  color: var(--color-brand);
}
.speaker-desc {
  color: var(--color-text-2);
  font-size: 14px;
  line-height: 1.8;
}

/* ---- Metrics ---- */
.metrics-band {
  background: var(--color-surface);
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  padding: 72px 0;
}
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.metric-item {
  text-align: center;
  padding: 12px 0;
}
.metric-num {
  font-size: 54px;
  font-weight: 800;
  line-height: 1;
  color: var(--color-brand);
  letter-spacing: -0.03em;
}
.metric-num span {
  font-size: 26px;
  font-weight: 700;
  color: var(--color-brand-2);
}
.metric-label {
  margin-top: 10px;
  font-size: 14px;
  color: var(--color-text-2);
}

/* ---- Quote ---- */
.quote-section {
  padding: 96px 0;
}
.quote-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.quote-item {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-left: 3px solid var(--color-brand);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 36px 38px;
  transition: transform 0.3s, box-shadow 0.3s;
}
.quote-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}
.quote-item blockquote {
  font-size: 17px;
  line-height: 1.9;
  color: var(--color-text);
  margin-bottom: 20px;
  font-weight: 500;
}
.quote-item cite {
  display: block;
  font-style: normal;
  font-size: 13px;
  color: var(--color-text-3);
}
.quote-item cite strong {
  color: var(--color-brand);
  font-weight: 600;
}

/* ---- Exchange Info ---- */
.exchange-info {
  padding: 0 0 96px;
}
.exchange-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.exchange-step {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  position: relative;
  transition: border-color 0.25s, transform 0.25s;
}
.exchange-step:hover {
  border-color: rgba(43,240,171,0.35);
  transform: translateY(-4px);
}
.step-num {
  font-size: 13px;
  font-weight: 800;
  color: var(--color-brand);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}
.exchange-step h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}
.exchange-step p {
  font-size: 13px;
  color: var(--color-text-2);
  line-height: 1.7;
}

/* ---- FAQ ---- */
.faq-section {
  padding: 0 0 96px;
}
.faq-section .section-head {
  margin-bottom: 32px;
}
.faq-list {
  max-width: 860px;
  border-top: 1px solid var(--color-line);
}
.faq-item {
  border-bottom: 1px solid var(--color-line);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  text-align: left;
  padding: 22px 8px;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  transition: color 0.2s;
}
.faq-question:hover {
  color: var(--color-brand);
}
.faq-icon {
  position: relative;
  width: 22px;
  height: 22px;
  flex: 0 0 22px;
}
.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background: var(--color-text-2);
  border-radius: 2px;
  transition: background 0.25s, transform 0.3s;
}
.faq-icon::before {
  top: 10px;
  left: 3px;
  width: 16px;
  height: 2px;
}
.faq-icon::after {
  top: 3px;
  left: 10px;
  width: 2px;
  height: 16px;
}
.faq-item.open .faq-icon::before,
.faq-item.open .faq-icon::after {
  background: var(--color-brand);
}
.faq-item.open .faq-icon::after {
  transform: rotate(90deg);
  opacity: 0;
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.3s ease;
  font-size: 14px;
  color: var(--color-text-2);
  line-height: 1.8;
  padding: 0 8px;
}
.faq-item.open .faq-answer {
  max-height: 300px;
  padding: 0 8px 24px;
}

/* ---- CTA ---- */
.cta-section {
  padding: 0 0 96px;
}
.cta-card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid rgba(43,240,171,0.28);
  border-radius: var(--radius-lg);
  padding: 72px 48px;
  text-align: center;
  overflow: hidden;
  box-shadow: 0 0 90px rgba(43,240,171,0.06);
}
.cta-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 100%, rgba(43,240,171,0.12), transparent 65%);
  pointer-events: none;
}
.cta-card h2 {
  position: relative;
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}
.cta-card p {
  position: relative;
  color: var(--color-text-2);
  font-size: 15px;
  max-width: 560px;
  margin: 0 auto 32px;
  line-height: 1.8;
}
.cta-actions {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* ---- Footer ---- */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-line);
  padding: 64px 0 0;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.9fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--color-line);
}
.footer-brand .logo {
  margin-bottom: 16px;
}
.footer-brand p {
  font-size: 14px;
  color: var(--color-text-2);
  line-height: 1.75;
  max-width: 300px;
}
.footer-col h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}
.footer-col ul li {
  margin-bottom: 10px;
}
.footer-col ul a {
  font-size: 14px;
  color: var(--color-text-2);
  transition: color 0.2s;
}
.footer-col ul a:hover {
  color: var(--color-brand);
}
.footer-contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 14px;
  color: var(--color-text-2);
  line-height: 1.6;
}
.footer-contact-list svg {
  width: 15px;
  height: 15px;
  flex: 0 0 15px;
  stroke: var(--color-brand);
  fill: none;
  stroke-width: 1.8;
  margin-top: 4px;
}
.footer-qr {
  width: 100px;
  height: 100px;
  margin-top: 14px;
  border: 1px dashed var(--color-line);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--color-text-3);
  background: var(--color-bg);
}
.footer-bottom {
  padding: 22px 0;
}
.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--color-text-3);
}
.footer-bottom-inner a {
  color: var(--color-text-3);
  transition: color 0.2s;
}
.footer-bottom-inner a:hover {
  color: var(--color-brand);
}

/* ---- Back to top ---- */
.back-top {
  position: fixed;
  right: 28px;
  bottom: 28px;
  z-index: 90;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--color-surface-2);
  border: 1px solid var(--color-line);
  color: var(--color-text-2);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.3s, transform 0.3s, visibility 0.3s, color 0.2s, border-color 0.2s;
}
.back-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-top:hover {
  color: var(--color-brand);
  border-color: var(--color-brand);
}
.back-top svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ---- Responsive ---- */
@media (max-width: 1199px) {
  .speaker-media img {
    height: 300px;
  }
}
@media (max-width: 991px) {
  .container {
    padding: 0 24px;
  }
  .nav-menu {
    position: fixed;
    top: 72px;
    right: 0;
    width: 300px;
    height: calc(100vh - 72px);
    background: var(--color-surface);
    border-left: 1px solid var(--color-line);
    flex-direction: column;
    align-items: stretch;
    padding: 24px;
    gap: 6px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    box-shadow: -20px 0 60px rgba(0,0,0,0.4);
  }
  .nav-menu.open {
    transform: translateX(0);
  }
  .nav-link {
    padding: 12px 16px;
    font-size: 15px;
  }
  .nav-burger {
    display: flex;
  }
  .page-hero {
    padding: 140px 0 64px;
  }
  .page-hero h1 {
    font-size: 36px;
  }
  .speaker-showcase,
  .quote-section {
    padding: 72px 0 48px;
  }
  .speaker-row,
  .speaker-row.is-flip {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .speaker-row.is-flip .speaker-media {
    order: 1;
  }
  .speaker-media img {
    height: 320px;
  }
  .metrics-band {
    padding: 56px 0;
  }
  .metrics-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
  .quote-grid {
    grid-template-columns: 1fr;
  }
  .exchange-steps {
    grid-template-columns: 1fr 1fr;
  }
  .cta-section {
    padding: 0 0 64px;
  }
  .cta-card {
    padding: 56px 32px;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}
@media (max-width: 767px) {
  .container {
    padding: 0 20px;
  }
  .logo {
    font-size: 14px;
    gap: 8px;
  }
  .logo-icon {
    width: 30px;
    height: 30px;
    flex-basis: 30px;
    border-radius: 8px;
  }
  .logo-icon svg {
    width: 18px;
    height: 18px;
  }
  .nav-actions {
    gap: 6px;
  }
  .search-trigger {
    padding: 7px 9px;
  }
  .search-trigger span {
    display: none;
  }
  .ghost-btn.nav-code {
    display: none;
  }
  .btn-primary.nav-cta {
    padding: 8px 15px;
    font-size: 13px;
  }
  .page-hero {
    padding: 116px 0 48px;
  }
  .page-hero h1 {
    font-size: 28px;
  }
  .hero-desc {
    font-size: 15px;
  }
  .hero-actions {
    gap: 10px;
  }
  .hero-meta {
    gap: 12px;
    font-size: 12px;
  }
  .section-head h2 {
    font-size: 24px;
  }
  .speaker-showcase {
    padding: 56px 0 32px;
  }
  .speaker-row {
    padding: 36px 0;
    gap: 20px;
  }
  .speaker-media img {
    height: 220px;
  }
  .speaker-info h3 {
    font-size: 22px;
  }
  .quote-section {
    padding: 56px 0 32px;
  }
  .quote-item {
    padding: 26px 22px;
  }
  .quote-item blockquote {
    font-size: 15px;
  }
  .exchange-info {
    padding: 0 0 56px;
  }
  .exchange-steps {
    grid-template-columns: 1fr;
  }
  .faq-section {
    padding: 0 0 56px;
  }
  .cta-section {
    padding: 0 0 56px;
  }
  .cta-card {
    padding: 44px 20px;
  }
  .cta-card h2 {
    font-size: 24px;
  }
  .cta-actions .btn-primary,
  .cta-actions .btn-secondary {
    width: 100%;
  }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
  }
  .back-top {
    right: 16px;
    bottom: 16px;
    width: 40px;
    height: 40px;
  }
}

/* roulang page: category3 */
:root {
            --color-bg: #0B0E0D;
            --color-surface: #111614;
            --color-surface-2: #1A211E;
            --color-line: #262E2A;
            --color-brand: #2BF0AB;
            --color-brand-2: #12C987;
            --color-warm: #FFAD3B;
            --color-danger: #FF5C5C;
            --color-success: #2BF0AB;
            --color-text: #EFF5F2;
            --color-text-2: #A7B5AE;
            --color-text-3: #65746C;
            --radius-lg: 20px;
            --radius-md: 16px;
            --radius-sm: 12px;
            --radius-pill: 999px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.3);
            --shadow-hover: 0 18px 48px rgba(0, 0, 0, 0.45);
            --container: 1280px;
            --space-section: 96px;
            --font-family: Inter, PingFang SC, Microsoft YaHei, HarmonyOS Sans SC, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background:
                linear-gradient(rgba(43, 240, 171, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(43, 240, 171, 0.03) 1px, transparent 1px),
                var(--color-bg);
            background-size: 48px 48px;
            color: var(--color-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--color-text-2);
            text-decoration: none;
            transition: color 0.25s ease;
        }

        a:hover {
            color: var(--color-brand);
        }

        button {
            font-family: var(--font-family);
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
        }

        input,
        select,
        textarea {
            font-family: var(--font-family);
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding-left: 32px;
            padding-right: 32px;
        }

        .section {
            padding: var(--space-section) 0;
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            margin-bottom: 48px;
        }

        .section-head .eyebrow {
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.08em;
            color: var(--color-brand);
            text-transform: uppercase;
            margin-bottom: 10px;
            display: inline-block;
        }

        .section-head h2 {
            font-size: 32px;
            line-height: 1.15;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--color-text);
        }

        .section-head p {
            color: var(--color-text-2);
            max-width: 560px;
            font-size: 14px;
            margin-top: 8px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-pill);
            font-size: 15px;
            font-weight: 700;
            line-height: 1.2;
            transition: all 0.25s ease;
            border: 1px solid transparent;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--color-brand);
            color: #0B0E0D;
        }

        .btn-primary:hover {
            background: var(--color-brand-2);
            color: #0B0E0D;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(43, 240, 171, 0.25);
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-secondary {
            background: transparent;
            border-color: var(--color-line);
            color: var(--color-text);
        }

        .btn-secondary:hover {
            border-color: var(--color-brand);
            color: var(--color-brand);
        }

        .btn-ghost {
            background: transparent;
            color: var(--color-text-2);
            padding-left: 16px;
            padding-right: 16px;
        }

        .btn-ghost:hover {
            color: var(--color-brand);
        }

        .btn-sm {
            padding: 9px 20px;
            font-size: 14px;
        }

        .btn-lg {
            padding: 16px 40px;
            font-size: 17px;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 600;
            background: rgba(43, 240, 171, 0.12);
            color: var(--color-brand);
            border: 1px solid rgba(43, 240, 171, 0.2);
        }

        .badge-warm {
            background: rgba(255, 173, 59, 0.12);
            color: var(--color-warm);
            border-color: rgba(255, 173, 59, 0.2);
        }

        .badge-neutral {
            background: rgba(167, 181, 174, 0.08);
            color: var(--color-text-2);
            border-color: rgba(167, 181, 174, 0.15);
        }

        .text-brand {
            color: var(--color-brand);
        }

        .text-warm {
            color: var(--color-warm);
        }

        .text-secondary {
            color: var(--color-text-2);
        }

        .text-muted {
            color: var(--color-text-3);
        }

        /* ===== Header ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(11, 14, 13, 0.82);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-line);
            transition: background 0.3s ease;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 24px;
        }

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

        .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: 9px;
            background: var(--color-brand);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 0 0 0 rgba(43, 240, 171, 0.5);
            animation: pulse-glow 2.4s ease-in-out infinite;
        }

        .logo-icon svg {
            width: 18px;
            height: 18px;
            fill: none;
            stroke: #0B0E0D;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        @keyframes pulse-glow {
            0% {
                box-shadow: 0 0 0 0 rgba(43, 240, 171, 0.5);
            }
            70% {
                box-shadow: 0 0 0 10px rgba(43, 240, 171, 0);
            }
            100% {
                box-shadow: 0 0 0 0 rgba(43, 240, 171, 0);
            }
        }

        .logo span:last-child {
            font-size: 18px;
            font-weight: 800;
            color: var(--color-text);
            letter-spacing: -0.01em;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            margin-left: auto;
        }

        .nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            padding: 10px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-2);
            border-radius: var(--radius-sm);
            transition: color 0.25s ease, background 0.25s ease;
        }

        .nav-link:hover {
            color: var(--color-text);
            background: rgba(43, 240, 171, 0.06);
        }

        .nav-link.active {
            color: var(--color-brand);
            font-weight: 600;
        }

        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 4px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-brand);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .search-trigger {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            color: var(--color-text-3);
            font-size: 13px;
            transition: border-color 0.25s ease, color 0.25s ease;
        }

        .search-trigger:hover {
            border-color: var(--color-brand);
            color: var(--color-brand);
        }

        .search-trigger svg {
            width: 15px;
            height: 15px;
            fill: none;
            stroke: currentColor;
            stroke-width: 2;
            stroke-linecap: round;
        }

        .menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-line);
            background: var(--color-surface);
            align-items: center;
            justify-content: center;
        }

        .menu-toggle svg {
            width: 20px;
            height: 20px;
            stroke: var(--color-text);
            stroke-width: 2;
            stroke-linecap: round;
        }

        /* ===== Search Panel ===== */
        .search-panel-overlay {
            position: fixed;
            inset: 0;
            z-index: 1100;
            background: rgba(0, 0, 0, 0.55);
            backdrop-filter: blur(4px);
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s ease, visibility 0.3s ease;
        }

        .search-panel-overlay.open {
            opacity: 1;
            visibility: visible;
        }

        .search-panel {
            position: absolute;
            top: 100px;
            left: 50%;
            transform: translateX(-50%);
            width: min(560px, calc(100vw - 32px));
            background: var(--color-surface-2);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-md);
            box-shadow: 0 24px 80px rgba(0, 0, 0, 0.55);
            padding: 24px;
        }

        .search-panel input {
            width: 100%;
            height: 48px;
            background: var(--color-bg);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-sm);
            color: var(--color-text);
            font-size: 15px;
            padding: 0 16px;
            outline: none;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
        }

        .search-panel input:focus {
            border-color: var(--color-brand);
            box-shadow: 0 0 0 4px rgba(43, 240, 171, 0.15);
        }

        .search-panel .quick-links {
            margin-top: 20px;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 8px;
        }

        .search-panel .quick-links a {
            display: block;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            font-size: 14px;
            color: var(--color-text-2);
            transition: border-color 0.2s ease, color 0.2s ease;
        }

        .search-panel .quick-links a:hover {
            border-color: var(--color-brand);
            color: var(--color-brand);
        }

        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            padding-top: 168px;
            padding-bottom: 88px;
            background:
                linear-gradient(135deg, rgba(11, 14, 13, 0.82), rgba(11, 14, 13, 0.55)),
                url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            border-bottom: 1px solid var(--color-line);
            overflow: hidden;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            right: -80px;
            top: -80px;
            width: 340px;
            height: 340px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(43, 240, 171, 0.25), transparent 70%);
            pointer-events: none;
        }

        .page-hero .hero-inner {
            position: relative;
            z-index: 1;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--color-text-3);
            margin-bottom: 28px;
        }

        .breadcrumb a {
            color: var(--color-text-3);
            transition: color 0.2s ease;
        }

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

        .breadcrumb .sep {
            opacity: 0.5;
        }

        .page-hero .tagline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 16px;
        }

        .page-hero h1 {
            font-size: 52px;
            line-height: 1.08;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--color-text);
            margin-bottom: 18px;
            max-width: 720px;
        }

        .page-hero .lead {
            font-size: 17px;
            color: var(--color-text-2);
            max-width: 600px;
            line-height: 1.7;
            margin-bottom: 32px;
        }

        .hero-ctas {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }

        .hero-meta {
            margin-top: 28px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            font-size: 13px;
            color: var(--color-text-3);
        }

        .hero-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .pulse-lines {
            position: absolute;
            right: 8%;
            top: 50%;
            transform: translateY(-50%);
            width: 160px;
            height: 220px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            opacity: 0.14;
            pointer-events: none;
            z-index: 0;
        }

        .pulse-lines .line {
            height: 2px;
            border-radius: 2px;
            background: var(--color-brand);
            transform-origin: left center;
            animation: breathe-line 3.2s ease-in-out infinite;
        }

        .pulse-lines .line:nth-child(1) {
            width: 100%;
        }

        .pulse-lines .line:nth-child(2) {
            width: 72%;
            animation-delay: 0.6s;
        }

        .pulse-lines .line:nth-child(3) {
            width: 42%;
            animation-delay: 1.2s;
        }

        @keyframes breathe-line {
            0%,
            100% {
                transform: scaleX(0.6);
                opacity: 0.4;
            }
            50% {
                transform: scaleX(1);
                opacity: 1;
            }
        }

        /* ===== Steps ===== */
        .steps-section {
            padding: var(--space-section) 0;
            background: var(--color-bg);
        }

        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 44px;
            position: relative;
        }

        .steps-grid::before {
            content: "";
            position: absolute;
            top: 44px;
            left: 60px;
            right: 60px;
            height: 2px;
            background: linear-gradient(90deg, rgba(43, 240, 171, 0.2), rgba(43, 240, 171, 0.6), rgba(43, 240, 171, 0.2));
            pointer-events: none;
        }

        .step-card {
            position: relative;
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-md);
            padding: 32px 24px 28px;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
        }

        .step-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(43, 240, 171, 0.35);
        }

        .step-num {
            position: relative;
            z-index: 1;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-bg);
            border: 2px solid var(--color-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            color: var(--color-brand);
            margin-bottom: 22px;
            box-shadow: 0 0 0 6px var(--color-surface);
        }

        .step-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .step-card p {
            font-size: 14px;
            color: var(--color-text-2);
            line-height: 1.65;
        }

        .step-tag {
            display: inline-block;
            margin-top: 14px;
            font-size: 12px;
            color: var(--color-text-3);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-pill);
            padding: 3px 10px;
        }

        /* ===== Tickets ===== */
        .tickets-section {
            padding: var(--space-section) 0;
            background: var(--color-surface);
            border-top: 1px solid var(--color-line);
            border-bottom: 1px solid var(--color-line);
        }

        .tickets-grid {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 56px;
            align-items: center;
        }

        .tickets-cards {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .ticket-item {
            display: grid;
            grid-template-columns: 140px 1fr auto;
            align-items: center;
            gap: 20px;
            background: var(--color-surface-2);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            transition: border-color 0.25s ease, transform 0.25s ease;
        }

        .ticket-item:hover {
            border-color: rgba(43, 240, 171, 0.3);
            transform: translateX(4px);
        }

        .ticket-item.recommended {
            border-color: var(--color-brand);
            box-shadow: 0 0 0 1px rgba(43, 240, 171, 0.15);
        }

        .ticket-name {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 4px;
        }

        .ticket-price {
            font-size: 28px;
            font-weight: 800;
            color: var(--color-text);
            letter-spacing: -0.01em;
        }

        .ticket-price small {
            font-size: 14px;
            font-weight: 400;
            color: var(--color-text-3);
            margin-left: 2px;
        }

        .ticket-includes {
            list-style: none;
            font-size: 13px;
            color: var(--color-text-2);
            margin-top: 8px;
            line-height: 1.6;
        }

        .ticket-includes li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .ticket-includes li svg {
            width: 14px;
            height: 14px;
            stroke: var(--color-brand);
            stroke-width: 2.5;
            fill: none;
            flex-shrink: 0;
        }

        .tickets-visual {
            position: relative;
        }

        .tickets-visual img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-hover);
            position: relative;
            z-index: 1;
        }

        .tickets-visual::after {
            content: "";
            position: absolute;
            right: -24px;
            bottom: -24px;
            width: 70%;
            height: 70%;
            border-radius: var(--radius-lg);
            background: linear-gradient(135deg, rgba(43, 240, 171, 0.16), transparent 70%);
            z-index: 0;
        }

        .ticket-note {
            margin-top: 20px;
            font-size: 13px;
            color: var(--color-text-3);
            border-left: 3px solid var(--color-brand);
            padding-left: 14px;
            line-height: 1.65;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: var(--space-section) 0;
            background: var(--color-bg);
        }

        .faq-layout {
            display: grid;
            grid-template-columns: 360px 1fr;
            gap: 64px;
        }

        .faq-intro {
            position: sticky;
            top: 96px;
            align-self: flex-start;
        }

        .faq-intro .eyebrow {
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-brand);
            display: block;
            margin-bottom: 12px;
        }

        .faq-intro h2 {
            font-size: 32px;
            line-height: 1.15;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
        }

        .faq-intro p {
            color: var(--color-text-2);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 24px;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: border-color 0.3s ease;
        }

        .faq-item.open {
            border-color: rgba(43, 240, 171, 0.28);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            width: 100%;
            background: none;
            transition: color 0.2s ease;
        }

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

        .faq-icon {
            width: 24px;
            height: 24px;
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            position: relative;
            transition: transform 0.35s ease;
        }

        .faq-icon::before,
        .faq-icon::after {
            content: "";
            position: absolute;
            background: var(--color-brand);
            border-radius: 2px;
            transition: transform 0.35s ease, opacity 0.35s ease;
        }

        .faq-icon::before {
            width: 12px;
            height: 2px;
        }

        .faq-icon::after {
            width: 2px;
            height: 12px;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 14px;
            color: var(--color-text-2);
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: var(--space-section) 0;
            background:
                linear-gradient(135deg, rgba(11, 14, 13, 0.88), rgba(11, 14, 13, 0.7)),
                url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            border-top: 1px solid var(--color-line);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            left: 10%;
            top: -80px;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 173, 59, 0.14), transparent 70%);
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }

        .cta-inner .eyebrow {
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.08em;
            color: var(--color-warm);
            text-transform: uppercase;
            display: block;
            margin-bottom: 14px;
        }

        .cta-inner h2 {
            font-size: 40px;
            line-height: 1.12;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--color-text);
            margin-bottom: 16px;
        }

        .cta-inner p {
            font-size: 16px;
            color: var(--color-text-2);
            line-height: 1.7;
            margin-bottom: 32px;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .cta-note {
            margin-top: 20px;
            font-size: 13px;
            color: var(--color-text-3);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-surface);
            border-top: 1px solid var(--color-line);
            padding-top: 72px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 48px;
        }

        .footer-brand .logo {
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--color-text-3);
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 16px;
        }

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

        .footer-col ul a {
            font-size: 14px;
            color: var(--color-text-2);
            text-decoration: none;
            transition: color 0.2s ease;
        }

        .footer-col ul a:hover {
            color: var(--color-brand);
        }

        .footer-contact-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--color-text-2);
            margin-bottom: 12px;
        }

        .footer-contact-list svg {
            width: 16px;
            height: 16px;
            fill: none;
            stroke: var(--color-text-3);
            stroke-width: 1.5;
            flex-shrink: 0;
        }

        .footer-qr {
            width: 100px;
            height: 100px;
            border-radius: var(--radius-sm);
            background: var(--color-surface-2);
            border: 1px solid var(--color-line);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: var(--color-text-3);
            margin-top: 16px;
        }

        .footer-bottom {
            border-top: 1px solid var(--color-line);
            padding: 24px 0;
        }

        .footer-bottom-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--color-text-3);
        }

        .footer-bottom-inner a {
            color: var(--color-text-3);
        }

        .footer-bottom-inner a:hover {
            color: var(--color-brand);
        }

        /* ===== Focus visible ===== */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px dashed var(--color-brand);
            outline-offset: 2px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 991px) {
            .container {
                padding-left: 24px;
                padding-right: 24px;
            }

            .nav-menu {
                display: none;
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                background: var(--color-surface);
                border-bottom: 1px solid var(--color-line);
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 24px;
                gap: 8px;
            }

            .nav-menu.open {
                display: flex;
            }

            .nav-link {
                width: 100%;
                padding: 12px 12px;
            }

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

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

            .search-trigger {
                display: none;
            }

            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .steps-grid::before {
                display: none;
            }

            .tickets-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .faq-layout {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .faq-intro {
                position: static;
            }

            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }

            .page-hero h1 {
                font-size: 40px;
            }
        }

        @media (max-width: 767px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }

            :root {
                --space-section: 56px;
            }

            .header-inner {
                height: 64px;
            }

            .logo span:last-child {
                font-size: 16px;
            }

            .logo-icon {
                width: 30px;
                height: 30px;
            }

            .page-hero {
                padding-top: 120px;
                padding-bottom: 48px;
            }

            .page-hero h1 {
                font-size: 28px;
            }

            .page-hero .lead {
                font-size: 15px;
            }

            .hero-meta {
                flex-direction: column;
                gap: 8px;
            }

            .pulse-lines {
                display: none;
            }

            .section-head {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
                margin-bottom: 32px;
            }

            .section-head h2 {
                font-size: 24px;
            }

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

            .step-card {
                padding: 24px 20px;
            }

            .tickets-grid {
                gap: 32px;
            }

            .ticket-item {
                grid-template-columns: 1fr;
                gap: 8px;
                padding: 20px;
            }

            .tickets-visual {
                order: -1;
            }

            .ticket-includes {
                margin-top: 8px;
            }

            .faq-question {
                font-size: 14px;
                padding: 16px;
            }

            .faq-answer-inner {
                padding: 0 16px 16px;
            }

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

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

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

            .footer-top {
                grid-template-columns: 1fr;
                gap: 32px;
            }

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

        @media (max-width: 480px) {
            .btn-sm {
                padding: 8px 16px;
                font-size: 14px;
            }
        }