.hero-preview {
  position: relative;
  display: flex;
  min-height: calc(100svh - var(--header-height) - 40px);
  align-items: center;
  overflow-x: clip;
  background: linear-gradient(180deg, var(--color-hero-top), var(--color-hero-bottom));
}

.hero-preview-inner {
  width: 100%;
  padding-top: 24px;
  padding-bottom: 28px;
}

.hero-preview-grid {
  display: grid;
  grid-template-columns: 1.08fr 1fr;
  gap: 56px;
  align-items: center;
}

.hero-copy {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: flex-start;
  flex-direction: column;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px 5px 6px;
  color: var(--color-primary);
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  box-shadow: 0 6px 16px color-mix(in srgb, var(--color-primary) 8%, var(--color-transparent));
  font-size: 12.5px;
  font-weight: 650;
}

.hero-kicker-icon {
  display: grid;
  width: 20px;
  height: 20px;
  place-items: center;
  color: var(--color-paper);
  background: var(--color-primary);
  border-radius: 6px;
}

.hero-kicker-icon svg {
  width: 12px;
  height: 12px;
}

.hero-title {
  margin: 18px 0 0;
  color: var(--color-primary);
}

.keyword-block {
  position: relative;
  z-index: 0;
  display: inline-block;
  padding-inline: .1em;
}

.keyword-block::before {
  position: absolute;
  z-index: -1;
  inset: .16em -.03em .04em;
  content: '';
  background: linear-gradient(180deg, var(--color-honey-light), var(--color-honey));
  border-radius: .16em;
  transform: rotate(-1.2deg);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 24px;
}

.hero-lede {
  max-width: 560px;
  margin: 22px 0 0;
  color: var(--color-text-muted);
  font-size: 16.5px;
}

.hero-lede strong {
  color: var(--color-primary);
}

.trust-list {
  display: flex;
  max-width: 590px;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 22px;
}

.trust-list li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 650;
}

.tick-icon {
  display: grid;
  width: 18px;
  height: 18px;
  place-items: center;
  flex-shrink: 0;
  color: var(--color-primary);
  background: color-mix(in srgb, var(--color-primary) 9%, var(--color-transparent));
  border-radius: 50%;
}

.hero-device {
  position: relative;
  z-index: 1;
  height: 500px;
  margin-top: 28px;
}

.device-backplate {
  position: absolute;
  top: 0;
  left: 0;
  width: 540px;
  height: 420px;
  background: linear-gradient(172deg, var(--color-primary), var(--color-primary-deep));
  border-radius: var(--radius-xl);
  box-shadow: inset 0 1px 0 color-mix(in srgb, var(--color-paper) 14%, var(--color-transparent)), 0 34px 60px color-mix(in srgb, var(--color-primary-deep) 25%, var(--color-transparent));
}

.device-wedge {
  position: absolute;
  top: 360px;
  left: 300px;
  width: 344px;
  height: 140px;
  background: var(--color-paper-muted);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
}

.client-window {
  position: absolute;
  top: 40px;
  left: 44px;
  width: 592px;
  height: 404px;
  color: var(--color-text);
  background: var(--color-paper);
  border-radius: var(--radius-lg);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--color-white) 90%, var(--color-transparent)), 0 0 0 1px color-mix(in srgb, var(--color-primary) 9%, var(--color-transparent)), 0 24px 48px color-mix(in srgb, var(--color-primary) 12%, var(--color-transparent));
}

.client-bar {
  height: 44px;
  display: flex;
  align-items: center;
  gap: 20px;
  padding-inline: 16px;
  background: linear-gradient(180deg, var(--color-paper), var(--color-hero-top));
  border-bottom: 1px solid var(--color-border);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.client-node {
  display: grid;
  width: 22px;
  height: 22px;
  place-items: center;
  color: var(--color-paper);
  background: var(--color-primary);
  border-radius: 7px;
}

.client-node svg {
  width: 13px;
  height: 13px;
}

.client-tabs {
  display: flex;
  height: 100%;
  gap: 18px;
}

.client-tab {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding-inline: 2px;
  color: var(--color-text-muted);
  font-size: 12.5px;
  font-weight: 650;
}

.client-tab.is-active {
  color: var(--color-primary);
}

.client-tab.is-active::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  content: '';
  background: var(--color-honey);
  border-radius: var(--radius-pill);
}

.client-gear {
  margin-left: auto;
  color: var(--color-text-muted);
}

.client-gear svg {
  width: 15px;
  height: 15px;
}

.client-body {
  display: grid;
  height: 360px;
  grid-template-columns: 1fr 248px;
  gap: 14px;
  padding: 16px;
}

.route-header {
  display: flex;
  height: 24px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.route-header b {
  font-size: 12.5px;
}

.route-header span {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10.5px;
}

.device-routes {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 0;
  list-style: none;
}

.device-route {
  position: relative;
  padding: 1px;
  overflow: hidden;
  background: color-mix(in srgb, var(--color-border) 75%, var(--color-transparent));
  border-radius: 12px;
}

.device-route-inner {
  position: relative;
  z-index: 1;
  display: flex;
  height: 50px;
  align-items: center;
  gap: 10px;
  padding-inline: 10px;
  background: var(--color-paper);
  border-radius: 11px;
}

.device-route.is-selected {
  padding: 2px;
  background: var(--color-honey);
  box-shadow: 0 8px 20px color-mix(in srgb, var(--color-honey-deep) 20%, var(--color-transparent));
}

.device-route.is-selected::before {
  position: absolute;
  inset: -60% -40%;
  content: '';
  background: linear-gradient(105deg, var(--color-transparent) 42%, color-mix(in srgb, var(--color-paper) 85%, var(--color-transparent)) 50%, var(--color-transparent) 58%);
  animation: route-sweep 6s linear infinite;
}

.device-route.is-selected .device-route-inner {
  height: 48px;
  border-radius: 10px;
}

.flag-box {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  flex-shrink: 0;
  overflow: hidden;
  background: var(--color-paper-muted);
  border-radius: 9px;
}

.flag-box svg {
  width: 20px;
  height: 15px;
}

.device-route-name {
  min-width: 0;
  font-size: 13px;
  font-weight: 750;
  line-height: 1.25;
  white-space: normal;
}

.device-route-name span {
  color: var(--color-text-muted);
  font-weight: 500;
}

.route-chip {
  max-width: 100%;
  flex-shrink: 0;
  margin-left: auto;
  padding: 4px 8px;
  overflow: hidden;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 650;
  white-space: nowrap;
}

.route-chip-iepl {
  color: var(--color-primary);
  background: color-mix(in srgb, var(--color-primary) 10%, var(--color-transparent));
}

.route-chip-relay {
  color: var(--color-warning);
  background: color-mix(in srgb, var(--color-honey) 28%, var(--color-transparent));
}

.route-chip-direct {
  color: var(--color-success);
  background: color-mix(in srgb, var(--color-success) 13%, var(--color-transparent));
}

.client-side {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.device-plan {
  padding: 12px 14px;
  background: var(--color-paper-muted);
  border-radius: var(--radius-md);
}

.device-plan-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--color-text-muted);
  font-size: 11px;
}

.device-plan-tag {
  padding: 3px 8px;
  color: var(--color-paper);
  background: var(--color-primary);
  border-radius: var(--radius-pill);
  font-size: 10px;
  font-weight: 700;
}

.device-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-top: 6px;
  color: var(--color-primary);
}

.device-price b {
  font-size: 28px;
  line-height: 1;
}

.device-price span,
.device-plan-meta,
.device-plan-reset {
  font-size: 11px;
}

.device-plan-reset {
  margin-top: 7px;
  padding-top: 7px;
  color: var(--color-text-muted);
  border-top: 1px solid color-mix(in srgb, var(--color-primary) 10%, var(--color-transparent));
  font-family: var(--font-mono);
}

.connection-card {
  position: relative;
  display: flex;
  flex: 1;
  justify-content: space-between;
  flex-direction: column;
  padding: 14px;
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.connection-row {
  display: flex;
  align-items: center;
  gap: 11px;
}

.connection-toggle {
  position: relative;
  width: 58px;
  height: 32px;
  flex-shrink: 0;
  background: var(--color-primary);
  border-radius: var(--radius-pill);
}

.connection-knob {
  position: absolute;
  top: 3px;
  right: 3px;
  display: grid;
  width: 26px;
  height: 26px;
  place-items: center;
  color: var(--color-primary);
  background: var(--color-paper);
  border-radius: 50%;
}

.connection-knob svg {
  width: 13px;
  height: 13px;
}

.connection-state {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 14px;
  font-weight: 800;
}

.connection-dot {
  width: 8px;
  height: 8px;
  flex-shrink: 0;
  background: var(--color-success);
  border-radius: 50%;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-success) 18%, var(--color-transparent));
  animation: connection-breathe 2.4s ease-in-out infinite;
}

.connection-caption,
.connection-current,
.connection-fact {
  color: var(--color-text-muted);
  font-size: 11px;
}

.connection-current {
  margin-top: 8px;
  font-family: var(--font-mono);
}

.protocol-list {
  display: flex;
  gap: 5px;
  margin-top: 9px;
}

.protocol-list span {
  padding: 4px 7px;
  color: var(--color-primary);
  background: var(--color-paper-muted);
  border-radius: 7px;
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 650;
}

.connection-fact {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 8px;
}

.refund-stamp {
  position: absolute;
  z-index: 3;
  top: -32px;
  right: -42px;
  display: grid;
  width: 86px;
  height: 86px;
  place-items: center;
  color: var(--color-paper);
  background: var(--color-ochre);
  border-radius: 50%;
  box-shadow: 0 12px 26px color-mix(in srgb, var(--color-ochre) 30%, var(--color-transparent));
  font-size: 12px;
  font-weight: 800;
  line-height: 1.25;
  text-align: center;
  transform: rotate(-7deg);
}

.refund-stamp::after {
  position: absolute;
  inset: 6px;
  content: '';
  border: 1.5px dashed color-mix(in srgb, var(--color-paper) 60%, var(--color-transparent));
  border-radius: 50%;
}

.signup-pill {
  position: absolute;
  z-index: 3;
  top: 430px;
  left: -22px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px 8px 10px;
  color: var(--color-primary);
  background: var(--color-paper);
  border: 2px solid var(--color-honey);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-card);
  font-size: 12.5px;
  font-weight: 750;
}

.signup-pill-icon {
  display: grid;
  width: 20px;
  height: 20px;
  place-items: center;
  background: color-mix(in srgb, var(--color-honey) 30%, var(--color-transparent));
  border-radius: 50%;
}

.device-callout {
  position: absolute;
  top: -24px;
  left: 560px;
  width: 120px;
  height: 90px;
  color: var(--color-primary);
  pointer-events: none;
}

.device-callout svg {
  width: 120px;
  height: 90px;
}

.device-callout-label {
  position: absolute;
  top: -2px;
  left: 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  white-space: nowrap;
}

.endorse-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  margin-top: 36px;
  padding-top: 22px;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
}

.endorse-group,
.platform-inline,
.flag-inline-list {
  display: flex;
  align-items: center;
}

.endorse-group {
  gap: 22px;
}

.endorse-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.platform-inline,
.flag-inline-list {
  gap: 22px;
  padding: 0;
  list-style: none;
}

.platform-inline li,
.flag-inline-list li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  font-weight: 650;
  white-space: nowrap;
}

.platform-inline svg {
  width: 20px;
  height: 20px;
}

.flag-inline-list svg {
  width: 22px;
  height: 17px;
  overflow: hidden;
  border-radius: 3px;
}

.tabs {
  width: 100%;
}

.tab-list {
  display: inline-flex;
  max-width: 100%;
  gap: 6px;
  padding: 6px;
  overflow-x: auto;
  background: var(--color-paper-muted);
  border-radius: var(--radius-pill);
  -webkit-overflow-scrolling: touch;
}

.tab-button {
  display: inline-flex;
  min-width: 24px;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 8px 18px;
  color: var(--color-text-muted);
  background: var(--color-transparent);
  border: 0;
  border-radius: var(--radius-pill);
  font-weight: 700;
  white-space: nowrap;
}

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

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

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

.toc-tabs {
  position: sticky;
  z-index: 30;
  top: 12px;
  display: flex;
  max-width: 100%;
  gap: 7px;
  margin-bottom: 36px;
  padding: 7px;
  overflow-x: auto;
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-card);
  -webkit-overflow-scrolling: touch;
}

.toc-tabs a {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  padding: 7px 14px;
  color: var(--color-text-muted);
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

.toc-tabs a.is-current,
.toc-tabs a[aria-current='location'] {
  color: var(--color-paper);
  background: var(--color-primary);
}

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

.faq-item {
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.faq-item summary {
  position: relative;
  min-height: 56px;
  padding: 17px 52px 17px 20px;
  color: var(--color-primary);
  cursor: pointer;
  font-weight: 750;
  list-style: none;
}

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

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

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

.faq-answer {
  padding: 0 20px 18px;
  color: var(--color-text-muted);
}

.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.plan-card {
  position: relative;
  display: flex;
  min-height: 390px;
  flex-direction: column;
  padding: 28px;
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.plan-card.is-featured {
  border: 2px solid var(--color-honey);
  box-shadow: 0 18px 42px color-mix(in srgb, var(--color-honey-deep) 18%, var(--color-transparent));
}

.plan-ribbon {
  position: absolute;
  top: 18px;
  right: 18px;
  padding: 5px 10px;
  color: var(--color-primary-deep);
  background: var(--color-honey);
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 800;
}

.plan-name {
  margin-bottom: 8px;
  font-size: 20px;
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: 5px;
  margin: 18px 0;
  color: var(--color-primary);
}

.plan-price strong {
  font-size: 44px;
  line-height: 1;
  letter-spacing: -.03em;
}

.plan-price span {
  color: var(--color-text-muted);
}

.plan-features {
  display: grid;
  gap: 10px;
  padding: 0;
  list-style: none;
}

.plan-features li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

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

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

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

.data-table,
.network-table,
.comparison-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  background: var(--color-paper);
}

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

.data-table th,
.network-table th,
.comparison-table th {
  color: var(--color-primary);
  background: var(--color-paper-muted);
  font-size: 13px;
  font-weight: 800;
}

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

.network-group-row th {
  color: var(--color-paper);
  background: var(--color-primary);
}

.prose > .data-table {
  display: block;
  min-width: 0;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.platform-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.platform-card {
  display: flex;
  min-height: 220px;
  align-items: center;
  flex-direction: column;
  padding: 24px 16px;
  text-align: center;
}

.platform-card-icon {
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  color: var(--color-primary);
  background: var(--color-paper-muted);
  border-radius: 16px;
}

.platform-card-icon svg {
  width: 28px;
  height: 28px;
}

.platform-card h3 {
  margin: 15px 0 6px;
  font-size: 18px;
}

.platform-card p {
  margin-bottom: 16px;
  color: var(--color-text-muted);
  font-size: 13px;
}

.platform-card .btn {
  margin-top: auto;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.article-card {
  display: flex;
  min-height: 300px;
  flex-direction: column;
  padding: 25px;
}

.article-tag {
  align-self: flex-start;
}

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

.article-card p {
  color: var(--color-text-muted);
}

.article-meta {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  margin-top: auto;
  padding-top: 18px;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
}

.callout {
  position: relative;
  margin: 26px 0;
  padding: 22px 24px 22px 28px;
  color: var(--color-text);
  background: var(--color-paper-muted);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.callout::before {
  position: absolute;
  inset: 0 auto 0 0;
  width: 5px;
  content: '';
  background: var(--color-ochre);
  border-radius: var(--radius-pill);
}

.callout strong {
  color: var(--color-primary);
}

.promo-block {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 30px;
  align-items: center;
  margin-top: 52px;
  padding: 32px;
  color: var(--color-paper);
  background: linear-gradient(145deg, var(--color-primary), var(--color-primary-deep));
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
}

.promo-block h2,
.promo-block h3 {
  margin-bottom: 8px;
  color: var(--color-paper);
}

.promo-block p {
  margin: 0;
  color: color-mix(in srgb, var(--color-paper-muted) 85%, var(--color-transparent));
}

.preview-main {
  overflow-x: clip;
}

.preview-section {
  padding-top: 88px;
  padding-bottom: 88px;
}

.preview-section-alt {
  background: var(--color-paper-muted);
}

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

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

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

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

.swatch-color {
  height: 96px;
}

.swatch-bg { background: var(--color-bg); }
.swatch-paper { background: var(--color-paper); }
.swatch-paper-muted { background: var(--color-paper-muted); }
.swatch-primary { background: var(--color-primary); }
.swatch-primary-deep { background: var(--color-primary-deep); }
.swatch-honey { background: var(--color-honey); }
.swatch-ochre { background: var(--color-ochre); }
.swatch-success { background: var(--color-success); }
.swatch-warning { background: var(--color-warning); }
.swatch-error { background: var(--color-error); }

.swatch-meta {
  padding: 12px;
}

.swatch-meta strong,
.swatch-meta code {
  display: block;
}

.swatch-meta code {
  color: var(--color-text-muted);
  font-size: 11px;
}

.type-samples {
  display: grid;
  gap: 18px;
}

.type-sample {
  padding: 24px;
}

.type-display {
  color: var(--color-primary);
  font-family: var(--font-display);
  font-size: clamp(38px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.02em;
}

.type-body {
  max-width: 760px;
  color: var(--color-text-muted);
  font-size: 18px;
}

.type-mono {
  color: var(--color-ochre);
  font-family: var(--font-mono);
  font-size: 13px;
}

.button-showcase,
.badge-showcase {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.component-stack {
  display: grid;
  gap: 56px;
}

.static-footer {
  color: var(--color-paper-muted);
  background: var(--color-primary-deep);
}

.feature-browser {
  position: relative;
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(0, 2fr);
  gap: 34px;
  padding: 46px;
  overflow: hidden;
  background: var(--color-bg);
  border-radius: var(--radius-xl);
}

.feature-shape {
  position: absolute;
  pointer-events: none;
}

.feature-shape-one {
  right: 8%;
  bottom: -10%;
  width: 55%;
  height: 72%;
  background: var(--color-primary);
  clip-path: polygon(10% 100%, 42% 0, 100% 100%);
}

.feature-shape-two {
  right: -4%;
  top: 4%;
  width: 40%;
  height: 58%;
  background: var(--color-ochre);
  clip-path: polygon(0 20%, 100% 0, 88% 100%);
}

.feature-list,
.feature-detail {
  position: relative;
  z-index: 2;
}

.feature-list {
  display: grid;
  gap: 12px;
}

.feature-option {
  display: flex;
  min-height: 78px;
  align-items: center;
  gap: 14px;
  padding: 12px;
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.feature-option.is-active {
  border: 2px solid var(--color-honey);
}

.feature-icon {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  flex-shrink: 0;
  color: var(--color-primary);
  background: var(--color-paper-muted);
  border-radius: 13px;
  font-size: 22px;
  font-weight: 800;
}

.feature-detail {
  align-self: center;
  padding: 38px;
  background: var(--color-paper);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
}

.feature-detail-note {
  position: relative;
  margin: 24px -18px -56px auto;
  padding: 24px;
  color: var(--color-primary-deep);
  background: var(--color-honey);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

@keyframes route-sweep {
  from { transform: translateX(-70%); }
  to { transform: translateX(70%); }
}

@keyframes connection-breathe {
  0%, 100% { opacity: 1; }
  50% { opacity: .35; }
}

@media (max-width: 1200px) {
  .hero-preview {
    min-height: auto;
  }

  .hero-preview-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 40px;
  }

  .hero-device {
    width: 660px;
    max-width: 100%;
    margin-inline: auto;
  }

  .endorse-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
  }

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

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

@media (max-width: 820px) {
  .plan-grid,
  .article-grid {
    grid-template-columns: 1fr;
  }

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

  .feature-browser {
    grid-template-columns: 1fr;
    padding: 26px;
  }

  .feature-shape {
    max-width: 100%;
  }
}

@media (max-width: 640px) {
  .hero-preview-inner {
    padding-top: 34px;
  }

  .hero-actions {
    width: 100%;
    align-items: stretch;
    flex-direction: column;
  }

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

  .hero-device {
    width: 660px;
    height: 300px;
    margin-top: 12px;
    transform: scale(.52);
    transform-origin: top left;
  }

  .device-callout {
    display: none;
  }

  .refund-stamp {
    transform: rotate(-7deg);
  }

  .endorse-row {
    margin-top: 4px;
  }

  .endorse-group {
    width: 100%;
    align-items: flex-start;
    flex-direction: column;
  }

  .platform-inline,
  .flag-inline-list {
    max-width: 100%;
    flex-wrap: wrap;
    gap: 12px 16px;
  }

  .platform-grid,
  .swatch-grid {
    grid-template-columns: 1fr;
  }

  .promo-block {
    grid-template-columns: 1fr;
    padding: 25px;
  }

  .promo-block .btn {
    width: 100%;
  }

  .feature-browser {
    padding: 18px;
  }

  .feature-detail {
    padding: 24px;
  }

  .feature-detail-note {
    margin: 20px 0 0;
  }
}

@media (max-width: 380px) {
  .hero-device {
    transform: scale(.46);
  }
}

@media (prefers-reduced-motion: reduce) {
  .device-route.is-selected::before,
  .connection-dot {
    animation: none;
  }
}