/* Hero and approved client window */
.hero {
  position: relative;
  display: flex;
  width: 100%;
  min-height: calc(100svh - 176px);
  align-items: center;
  overflow-x: clip;
}

.hero-grid {
  display: grid;
  width: 100%;
  grid-template-columns: 47% minmax(0, 1fr);
  align-items: center;
  gap: 56px;
  padding-top: 36px;
  padding-bottom: 48px;
}

.hero-stage {
  position: relative;
  display: flex;
  min-width: 0;
  justify-content: center;
  padding-block: 26px;
}

.hero-stage::before {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(620px, 110vw);
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--gradient-halo);
  content: '';
  pointer-events: none;
  transform: translate(-50%, -50%);
}

.client-window {
  position: relative;
  width: min(398px, 100%);
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--color-client-bg);
  box-shadow: var(--shadow-client);
  color: var(--color-client-ink);
  transform: rotate(-2deg);
}

.client-bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-client-line);
}

.window-dot {
  width: 11px;
  height: 11px;
  flex: 0 0 auto;
  border-radius: 50%;
}

.window-dot-red {
  background: var(--color-error);
}

.window-dot-yellow {
  background: var(--color-warning);
}

.window-dot-green {
  background: var(--color-success);
}

.client-title {
  position: absolute;
  right: 0;
  left: 0;
  color: var(--color-client-muted);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.6px;
  text-align: center;
  pointer-events: none;
}

.client-body {
  padding: 16px 16px 4px;
}

.client-plan-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 13px;
  padding-inline: 2px;
}

.client-label {
  color: var(--color-client-muted);
  font-size: 12px;
}

.client-plan {
  padding: 5px 13px;
  border: 1px solid var(--color-client-pill-line);
  border-radius: var(--radius-pill);
  background: var(--color-client-pill);
  color: var(--color-client-ink);
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
}

.client-connection {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 15px;
  padding: 13px 15px;
  border: 1px solid var(--color-client-line);
  border-radius: var(--radius-md);
  background: var(--color-client-row);
}

.connection-title {
  color: var(--color-client-ink);
  font-size: 14.5px;
  font-weight: 800;
}

.connection-subtitle {
  margin: 3px 0 0;
  color: var(--color-client-muted);
  font-size: 12px;
}

.connection-toggle {
  position: relative;
  width: 47px;
  height: 26px;
  flex: 0 0 auto;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  box-shadow: inset 0 0 0 1px var(--color-accent-dark);
}

.connection-toggle::after {
  position: absolute;
  top: 3px;
  right: 3px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-client-bg);
  box-shadow: var(--shadow-knob);
  content: '';
}

.route-list-label {
  margin: 0 4px 7px;
  color: var(--color-client-muted);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.16em;
}

.route-row {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 9px 10px;
  border-radius: 12px;
}

.route-row.is-selected {
  background: var(--color-client-row);
  box-shadow: inset 0 0 0 1px var(--color-client-line);
}

.route-copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 1px;
}

.route-name {
  color: var(--color-client-ink);
  font-size: 13.5px;
  font-weight: 700;
}

.route-country {
  color: var(--color-client-muted);
  font-size: 11.5px;
}

.route-radio {
  width: 16px;
  height: 16px;
  margin-left: auto;
  flex: 0 0 auto;
  border: 2px solid var(--color-client-line);
  border-radius: 50%;
}

.route-row.is-selected .route-radio {
  border-color: var(--color-accent-dark);
  background: var(--color-accent);
  box-shadow: inset 0 0 0 3px var(--color-client-bg);
}

.client-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 11px;
  padding: 13px 18px;
  border-top: 1px solid var(--color-client-line);
  color: var(--color-client-muted);
  font-size: 12px;
}

.hero-copy {
  position: relative;
  z-index: 2;
  min-width: 0;
}

.hero-copy .kicker {
  margin-bottom: 0;
}

.hero-copy .hero-title {
  margin-top: 20px;
}

.hero-copy .hero-actions {
  margin-bottom: 24px;
}

.hero-lede {
  max-width: 56ch;
  margin-bottom: 20px;
  color: var(--color-text-muted);
  font-size: 17px;
  line-height: 1.8;
}

.trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 9px 24px;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.trust-list li {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--color-text-muted);
  font-size: 13.5px;
}

.trust-list svg {
  width: 13px;
  height: 13px;
  flex: 0 0 auto;
  color: var(--color-success);
}

.hero-meta-block {
  margin-bottom: 16px;
}

.hero-meta-label {
  margin-bottom: 9px;
  color: var(--color-text-muted);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.18em;
}

.platform-row,
.flag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
}

.platform-item,
.flag-item {
  display: inline-flex;
  min-height: 24px;
  align-items: center;
  gap: 7px;
  color: var(--color-text-muted);
  font-size: 13.5px;
}

.platform-item svg {
  width: 17px;
  height: 17px;
  flex: 0 0 auto;
}

.flag {
  display: inline-flex;
  width: 27px;
  height: 19px;
  flex: 0 0 auto;
  overflow: hidden;
  border-radius: 4px;
  box-shadow: inset 0 0 0 1px var(--color-flag-ring);
}

.flag-small {
  width: 24px;
  height: 17px;
}

.flag svg {
  width: 100%;
  height: 100%;
}

.flag-red {
  fill: var(--color-flag-red);
}

.flag-blue {
  fill: var(--color-flag-blue);
}

.flag-white {
  fill: var(--color-flag-white);
}

.flag-green {
  fill: var(--color-flag-green);
}

.flag-hk {
  fill: var(--color-flag-hk);
}

.flag-stroke-white {
  fill: none;
  stroke: var(--color-flag-white);
}

.flag-stroke-red {
  fill: none;
  stroke: var(--color-flag-red);
}

/* Tabs */
.tabs {
  min-width: 0;
}

.tab-list {
  display: inline-flex;
  max-width: 100%;
  gap: 5px;
  padding: 5px;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  -webkit-overflow-scrolling: touch;
}

.tab-button {
  min-width: 112px;
  min-height: 44px;
  flex: 0 0 auto;
  padding: 9px 18px;
  border: 0;
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--color-text-muted);
  font-weight: 700;
}

.tab-button[aria-selected='true'],
.tab-button.is-active {
  background: var(--color-accent);
  color: var(--color-ink);
}

.tab-panel {
  margin-top: 24px;
}

.tab-panel[hidden] {
  display: none;
}

/* Long-page TOC */
.toc-tabs {
  position: sticky;
  top: var(--toc-top);
  z-index: 30;
  display: flex;
  max-width: 100%;
  gap: 7px;
  margin-bottom: 36px;
  padding: 8px;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  box-shadow: var(--shadow-raised);
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.toc-tabs a {
  display: inline-flex;
  min-height: 42px;
  flex: 0 0 auto;
  align-items: center;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  font-size: 14px;
  text-decoration: none;
}

.toc-tabs a:hover,
.toc-tabs a.is-current,
.toc-tabs a[aria-current='location'] {
  background: var(--color-panel-raised);
  color: var(--color-text);
}

.toc-tabs a.is-current::before,
.toc-tabs a[aria-current='location']::before {
  width: 7px;
  height: 7px;
  margin-right: 8px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--color-accent);
  content: '';
}

.toc-sticky-host {
  position: sticky;
  top: var(--toc-lift, 0);
  z-index: 29;
}

.toc-sticky-host .toc-tabs {
  position: relative;
  top: var(--toc-top);
}

body:has(.toc-tabs) section[id] {
  scroll-margin-top: var(--toc-offset);
}

/* FAQ */
.faq-list {
  display: grid;
  gap: 12px;
}

.faq-item {
  overflow: clip;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
}

.faq-item summary {
  position: relative;
  min-height: 58px;
  padding: 16px 52px 16px 20px;
  color: var(--color-text);
  font-weight: 750;
  list-style: none;
  cursor: pointer;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  position: absolute;
  top: 50%;
  right: 20px;
  color: var(--color-accent);
  content: '+';
  font-family: var(--font-mono);
  font-size: 22px;
  transform: translateY(-50%);
}

.faq-item[open] summary::after {
  content: '−';
}

.faq-answer {
  padding: 0 20px 20px;
  color: var(--color-text-muted);
}

.faq-answer > :last-child {
  margin-bottom: 0;
}

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
  gap: 20px;
}

.plan-card {
  position: relative;
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
}

.plan-card.is-featured {
  border-color: var(--color-accent);
  background: var(--color-panel-raised);
  box-shadow: var(--shadow-raised);
}

.plan-badge {
  position: absolute;
  top: 18px;
  right: 18px;
  display: inline-flex;
  max-width: calc(100% - 36px);
  min-height: 28px;
  align-items: center;
  padding: 4px 11px;
  overflow: hidden;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  color: var(--color-ink);
  font-size: 12px;
  font-weight: 800;
  text-overflow: ellipsis;
}

.plan-name {
  margin: 0 0 20px;
  padding-right: 72px;
  font-size: 21px;
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: 5px;
  margin-bottom: 5px;
  color: var(--color-text);
}

.plan-price strong {
  font-family: var(--font-mono);
  font-size: clamp(34px, 4vw, 48px);
  line-height: 1;
}

.plan-period,
.plan-note {
  color: var(--color-text-muted);
}

.plan-features {
  display: grid;
  gap: 9px;
  margin: 24px 0 28px;
  padding: 0;
  list-style: none;
}

.plan-features li {
  display: flex;
  gap: 9px;
  color: var(--color-text-muted);
}

.plan-features li::before {
  flex: 0 0 auto;
  color: var(--color-success);
  content: '✓';
  font-weight: 800;
}

.plan-card .button {
  width: 100%;
  margin-top: auto;
}

/* Wide tables */
.table-scroll {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  -webkit-overflow-scrolling: touch;
}

.data-table,
.server-table,
.compare-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  background: var(--color-panel);
}

.data-table th,
.data-table td,
.server-table th,
.server-table td,
.compare-table th,
.compare-table td {
  padding: 15px 18px;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  vertical-align: middle;
}

.data-table th,
.server-table th,
.compare-table th {
  background: var(--color-panel-raised);
  color: var(--color-text);
  font-size: 13px;
  letter-spacing: 0.03em;
}

.data-table td:first-child,
.server-table td:first-child,
.compare-table td:first-child {
  color: var(--color-text);
  font-weight: 700;
}

.data-table tbody tr:nth-child(even),
.server-table tbody tr:nth-child(even),
.compare-table tbody tr:nth-child(even) {
  background: var(--color-table-stripe);
}

.data-table tbody tr:last-child td,
.server-table tbody tr:last-child td,
.compare-table tbody tr:last-child td {
  border-bottom: 0;
}

.server-region-row th {
  background: var(--color-bg);
  color: var(--color-accent);
  font-family: var(--font-mono);
}

/* Platform cards */
.platform-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 15px;
}

.platform-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: flex-start;
  padding: 22px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
}

.platform-icon {
  display: inline-flex;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  border-radius: 13px;
  background: var(--color-panel-raised);
  color: var(--color-accent);
}

.platform-icon svg {
  width: 24px;
  height: 24px;
}

.platform-card h3 {
  margin-bottom: 8px;
  font-size: 18px;
}

.platform-card p {
  margin-bottom: 20px;
  color: var(--color-text-muted);
  font-size: 13px;
}

.platform-card .button {
  width: 100%;
  margin-top: auto;
}

/* Article cards */
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.article-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 25px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  transition:
    transform var(--transition-fast),
    background-color var(--transition-fast);
}

.article-card:hover {
  background: var(--color-panel-raised);
  transform: translateY(-2px);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
  margin-bottom: 15px;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 12px;
}

.article-card h3 {
  font-size: 21px;
}

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

.article-link {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  margin-top: auto;
  color: var(--color-accent);
  font-weight: 700;
  text-decoration: none;
}

/* Callout and promotion */
.callout {
  position: relative;
  margin-block: 28px;
  padding: 22px 24px 22px 28px;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  color: var(--color-text-muted);
}

.callout-title {
  margin-bottom: 6px;
  color: var(--color-text);
  font-weight: 800;
}

.callout > :last-child {
  margin-bottom: 0;
}

.article-promo {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 28px;
  margin-top: 54px;
  padding: clamp(26px, 5vw, 44px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--gradient-panel);
  box-shadow: var(--shadow-raised);
}

.article-promo h2 {
  margin-bottom: 10px;
  font-size: clamp(27px, 4vw, 40px);
}

.article-promo p {
  max-width: 58ch;
  margin-bottom: 0;
  color: var(--color-text-muted);
}

/* Feature browser */
.feature-browser {
  display: grid;
  grid-template-columns: minmax(230px, 0.72fr) minmax(0, 1.6fr);
  gap: 20px;
}

.feature-index {
  display: grid;
  gap: 9px;
}

.feature-index button {
  position: relative;
  width: 100%;
  min-height: 72px;
  padding: 14px 16px 14px 34px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--color-text-muted);
  text-align: left;
}

.feature-index button::before {
  position: absolute;
  top: 22px;
  left: 15px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-border);
  content: '';
}

.feature-index button[aria-selected='true'],
.feature-index button.is-active {
  border-color: var(--color-border);
  background: var(--color-panel-raised);
  color: var(--color-text);
}

.feature-index button[aria-selected='true']::before,
.feature-index button.is-active::before {
  background: var(--color-accent);
}

.feature-index strong,
.feature-index small {
  display: block;
}

.feature-index small {
  margin-top: 3px;
  font-size: 12px;
}

.feature-detail {
  min-height: 360px;
  padding: clamp(26px, 4vw, 42px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--gradient-panel);
  box-shadow: var(--shadow-raised);
}

/* Preview-only layout, backed by shared tokens */
.preview-main {
  overflow-x: clip;
}

.preview-section {
  position: relative;
  overflow-x: clip;
  padding-top: 88px;
  padding-bottom: 88px;
}

.preview-section-alt {
  border-block: 1px solid var(--color-border);
  background: var(--color-panel);
}

.preview-heading {
  max-width: 760px;
  margin-bottom: 38px;
}

.preview-heading p {
  color: var(--color-text-muted);
}

.preview-grid-two {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.preview-stack {
  display: grid;
  gap: 22px;
}

.swatch-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.swatch {
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
}

.swatch-color {
  height: 84px;
}

.swatch-color-bg {
  background: var(--color-bg);
}

.swatch-color-panel {
  background: var(--color-panel);
}

.swatch-color-panel-raised {
  background: var(--color-panel-raised);
}

.swatch-color-border {
  background: var(--color-border);
}

.swatch-color-accent {
  background: var(--color-accent);
}

.swatch-color-accent-dark {
  background: var(--color-accent-dark);
}

.swatch-color-text {
  background: var(--color-text);
}

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

.swatch-color-success {
  background: var(--color-success);
}

.swatch-color-warning {
  background: var(--color-warning);
}

.swatch-color-error {
  background: var(--color-error);
}

.swatch-label {
  padding: 12px;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.type-sample {
  padding: 25px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
}

.type-display {
  margin-bottom: 14px;
  font-family: var(--font-display);
  font-size: clamp(38px, 6vw, 64px);
  font-weight: 800;
  line-height: 1.1;
}

.type-body {
  color: var(--color-text-muted);
  font-size: 18px;
}

.type-mono {
  margin-bottom: 0;
  color: var(--color-accent);
  font-family: var(--font-mono);
}

.preview-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-panel);
}

.preview-footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 36px;
  padding-top: 58px;
  padding-bottom: 50px;
}

.preview-footer-title {
  margin-bottom: 12px;
  font-size: 20px;
}

.preview-footer-copy {
  max-width: 34ch;
  color: var(--color-text-muted);
  font-size: 14px;
}

.preview-footer-links {
  display: grid;
  gap: 8px;
}

.preview-footer-links a {
  color: var(--color-text-muted);
  font-size: 14px;
  text-decoration: none;
}

.preview-footer-bottom {
  padding-top: 20px;
  padding-bottom: 20px;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 13px;
}

/* Decorative SVG line targets */
.route-decoration {
  width: 100%;
  max-width: 440px;
  color: var(--color-border);
}

.route-decoration path,
.route-decoration line,
.route-decoration circle {
  vector-effect: non-scaling-stroke;
}

@media (max-width: 1080px) {
  .hero {
    min-height: auto;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 42px;
    padding-top: 46px;
    padding-bottom: 60px;
  }

  .hero-stage {
    order: 1;
  }

  .hero-copy {
    order: 2;
  }

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

  .swatch-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 840px) {
  .pricing-grid,
  .article-grid {
    grid-template-columns: 1fr;
  }

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

  .feature-browser {
    display: block;
  }

  .feature-index {
    margin-bottom: 16px;
  }

  .feature-index button {
    min-height: 58px;
  }

  .feature-detail {
    min-height: 0;
  }

  .article-promo {
    grid-template-columns: 1fr;
  }

  .preview-grid-two {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  .hero-grid {
    gap: 28px;
    padding-top: 30px;
  }

  .hero-stage {
    padding-block: 12px;
  }

  .client-window {
    transform: none;
  }

  .client-body {
    padding-inline: 12px;
  }

  .route-row {
    padding-inline: 8px;
  }

  .trust-list {
    gap: 9px 16px;
  }

  .platform-row,
  .flag-row {
    gap: 9px 15px;
  }

  .toc-tabs {
    border-radius: var(--radius-sm);
  }

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

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

@media (max-width: 430px) {
  .platform-grid {
    grid-template-columns: 1fr;
  }

  .client-plan-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
  }

  .client-plan {
    align-self: flex-start;
  }
}