.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(10, 14, 26, 0.62);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border-bottom: 1px solid rgba(255, 255, 255, 0.10);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.site-header.is-scrolled {
  background: rgba(7, 10, 18, 0.76);
  border-bottom-color: rgba(255, 255, 255, 0.14);
}

.header-inner {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 220px;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 14px;
  background: radial-gradient(16px 16px at 30% 30%, rgba(255, 255, 255, 0.52), transparent 60%),
    linear-gradient(135deg, rgba(124, 58, 237, 0.9), rgba(34, 211, 238, 0.8));
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.14), 0 16px 42px rgba(124, 58, 237, 0.18);
}

.brand-text {
  display: grid;
  line-height: 1.1;
}

.brand-title {
  font-weight: 680;
  letter-spacing: 0.2px;
  font-size: 14px;
}

.brand-subtitle {
  font-size: 12px;
  color: var(--fg-2);
  letter-spacing: 0.3px;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  cursor: pointer;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.nav-toggle:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.08);
}

.nav-toggle-icon {
  width: 18px;
  height: 12px;
  display: grid;
  align-content: space-between;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
  content: "";
  display: block;
  height: 2px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.86);
}

.nav-toggle-icon::after {
  width: 68%;
}

.nav-toggle-text {
  font-size: 13px;
  color: var(--fg-1);
}

.nav-panel {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.10);
}

.nav-link {
  position: relative;
  padding: 10px 12px;
  border-radius: 14px;
  font-size: 13px;
  color: var(--fg-1);
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.nav-link:hover {
  color: var(--fg-0);
  background: rgba(255, 255, 255, 0.06);
}

.nav-link.is-active {
  color: var(--fg-0);
  background: rgba(255, 255, 255, 0.08);
}

.nav-link.is-active::after {
  content: "";
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 6px;
  height: 2px;
  border-radius: 2px;
  background: var(--grad-accent);
  opacity: 0.9;
}

.nav-cta {
  margin-left: 6px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 11px 14px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
  color: var(--fg-0);
  cursor: pointer;
  user-select: none;
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.btn:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.08);
}

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

.btn-primary {
  border-color: rgba(255, 255, 255, 0.18);
  background: radial-gradient(22px 22px at 24% 18%, rgba(255, 255, 255, 0.22), transparent 62%), var(--grad-accent);
  box-shadow: 0 12px 30px rgba(124, 58, 237, 0.24);
}

.btn-primary:hover {
  box-shadow: 0 16px 40px rgba(34, 211, 238, 0.18);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.03);
}

.btn-sm {
  padding: 9px 12px;
  border-radius: 14px;
  font-size: 13px;
}

.btn-block {
  width: 100%;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.82);
  font-size: 12px;
  letter-spacing: 0.2px;
}

.badge-soft {
  background: rgba(255, 255, 255, 0.04);
  color: var(--fg-1);
}

.badge-glow {
  background: radial-gradient(14px 14px at 30% 30%, rgba(255, 255, 255, 0.20), transparent 60%),
    linear-gradient(135deg, rgba(124, 58, 237, 0.45), rgba(34, 211, 238, 0.24));
  border-color: rgba(255, 255, 255, 0.18);
}

.divider {
  height: 1px;
  width: 100%;
  background: rgba(255, 255, 255, 0.10);
  margin: var(--space-4) 0;
}

.card {
  border-radius: var(--radius-xl);
  background: var(--grad-surface);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow-sm);
}

.card-raise {
  padding: var(--space-6);
  position: relative;
  overflow: hidden;
}

.card-raise::before {
  content: "";
  position: absolute;
  inset: -1px;
  background: radial-gradient(220px 220px at 18% 12%, rgba(124, 58, 237, 0.22), transparent 64%),
    radial-gradient(220px 220px at 92% 18%, rgba(34, 211, 238, 0.18), transparent 60%),
    radial-gradient(280px 280px at 52% 120%, rgba(163, 255, 122, 0.10), transparent 60%);
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
  pointer-events: none;
}

.card-raise:hover::before {
  opacity: 1;
}

.card-quiet {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.04);
  box-shadow: none;
}

.card-kicker {
  font-size: 12px;
  color: var(--fg-2);
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.card-title {
  margin: 10px 0 0;
  font-size: 18px;
  letter-spacing: 0.2px;
}

.card-text {
  margin: 10px 0 0;
  color: var(--fg-1);
  font-size: 14px;
}

.card-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: var(--space-5);
}

.grid {
  display: grid;
  gap: var(--space-5);
}

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

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.section-head {
  display: grid;
  gap: 10px;
  margin-bottom: var(--space-6);
}

.section-title {
  margin: 0;
  font-size: clamp(22px, 2.1vw, 30px);
  letter-spacing: 0.2px;
}

.section-desc {
  margin: 0;
  color: var(--fg-1);
  max-width: 70ch;
}

.hero {
  padding-top: calc(var(--space-9) - 10px);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-7);
  align-items: start;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.dot-sep {
  width: 4px;
  height: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.34);
}

.hero-title {
  margin: var(--space-5) 0 0;
  font-size: clamp(32px, 3.6vw, 52px);
  line-height: 1.12;
  letter-spacing: -0.5px;
}

.text-grad {
  background: var(--grad-accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-desc {
  margin: var(--space-5) 0 0;
  color: var(--fg-1);
  font-size: 15px;
  max-width: 62ch;
}

.hero-actions {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-6);
  flex-wrap: wrap;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-7);
}

.metric {
  display: grid;
  gap: 4px;
}

.metric-value {
  font-size: 18px;
  font-weight: 680;
  letter-spacing: 0.2px;
}

.metric-label {
  font-size: 12px;
  color: var(--fg-2);
}

.hero-art {
  position: relative;
  min-height: 520px;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: radial-gradient(820px 560px at 40% 6%, rgba(124, 58, 237, 0.22), transparent 64%),
    radial-gradient(780px 520px at 90% 10%, rgba(34, 211, 238, 0.18), transparent 60%),
    radial-gradient(820px 560px at 52% 120%, rgba(163, 255, 122, 0.10), transparent 60%),
    rgba(255, 255, 255, 0.02);
  box-shadow: var(--shadow-glow);
}

.orb {
  position: absolute;
  border-radius: 999px;
  filter: blur(0.5px);
  opacity: 0.9;
}

.orb-a {
  width: 220px;
  height: 220px;
  left: -40px;
  top: -50px;
  background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.32), transparent 60%),
    radial-gradient(circle at 70% 70%, rgba(124, 58, 237, 0.55), transparent 62%);
}

.orb-b {
  width: 280px;
  height: 280px;
  right: -80px;
  bottom: -80px;
  background: radial-gradient(circle at 36% 26%, rgba(255, 255, 255, 0.22), transparent 62%),
    radial-gradient(circle at 70% 70%, rgba(34, 211, 238, 0.42), transparent 64%);
}

.glass-surface {
  position: absolute;
  inset: 22px;
  padding: var(--space-6);
  border-radius: 26px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.glass-title {
  font-size: 13px;
  color: var(--fg-1);
  letter-spacing: 0.2px;
}

.glass-grid {
  margin-top: var(--space-5);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-5);
}

.chips {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.stack {
  display: grid;
  gap: 10px;
}

.line {
  display: block;
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.10);
}

.line-1 {
  width: 92%;
}

.line-2 {
  width: 72%;
}

.line-3 {
  width: 84%;
}

.list {
  margin: var(--space-5) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  color: var(--fg-1);
  font-size: 14px;
}

.list li {
  position: relative;
  padding-left: 18px;
}

.list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 99px;
  background: rgba(34, 211, 238, 0.65);
  box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.14);
}

.case-top,
.news-top,
.meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.meta {
  justify-content: flex-start;
  color: var(--fg-2);
  font-size: 12px;
  gap: 14px;
}

.steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-4);
}

.step {
  display: flex;
  align-items: flex-start;
  gap: var(--space-5);
}

.step-index {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  font-weight: 700;
  letter-spacing: 0.3px;
}

.step-title {
  font-weight: 680;
}

.step-text {
  margin-top: 6px;
  color: var(--fg-1);
  font-size: 14px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 0.92fr;
  gap: var(--space-7);
  align-items: start;
}

.contact-cards {
  margin-top: var(--space-6);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.contact-value {
  margin-top: 8px;
  font-weight: 680;
  letter-spacing: 0.2px;
}

.field {
  display: grid;
  gap: 10px;
  margin-top: var(--space-4);
}

.field-label {
  font-size: 13px;
  color: var(--fg-1);
}

.input {
  width: 100%;
  border-radius: 16px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(0, 0, 0, 0.22);
  outline: none;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.input:focus {
  border-color: rgba(34, 211, 238, 0.55);
  background: rgba(0, 0, 0, 0.28);
}

.site-footer {
  padding: var(--space-7) 0 var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.10);
  background: rgba(7, 10, 18, 0.25);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-6);
  align-items: start;
}

.footer-brand {
  display: grid;
  gap: 10px;
}

.brand-line {
  font-weight: 680;
  letter-spacing: 0.2px;
}

.footer-compliance {
  display: grid;
  gap: 10px;
}

.compliance-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: baseline;
}

.link {
  color: rgba(255, 255, 255, 0.84);
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.26);
  text-underline-offset: 3px;
}

.span-all {
  grid-column: 1 / -1;
}

.empty-state {
  border-color: rgba(34, 211, 238, 0.22);
}

.wechat-qr {
  margin-top: var(--space-4);
  display: grid;
  justify-items: start;
}

.wechat-qr-img,
.wechat-qr-placeholder {
  width: 140px;
  height: 140px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.wechat-qr-img {
  object-fit: cover;
  background: rgba(0, 0, 0, 0.22);
}

.wechat-qr-placeholder {
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.04);
  color: var(--fg-2);
  font-size: 12px;
  letter-spacing: 0.2px;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 540ms var(--ease), transform 540ms var(--ease);
  will-change: opacity, transform;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    transition: none;
    opacity: 1;
    transform: none;
  }
}