:root {
  --navy: #0b1d3a;
  --navy-deep: #08152c;
  --blue: #0066ff;
  --graphite: #1e232b;
  --gray: #e6e8eb;
  --gray-soft: #f5f7fa;
  --white: #ffffff;
  --text: #1a2b45;
  --muted: #55657e;
  --border: rgba(11, 29, 58, 0.12);
  --radius-lg: 28px;
  --radius-md: 20px;
  --shadow: 0 20px 60px rgba(7, 22, 46, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Montserrat", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(0, 102, 255, 0.1), transparent 30%),
    radial-gradient(circle at top right, rgba(11, 29, 58, 0.08), transparent 28%),
    linear-gradient(180deg, #f4f7fb 0%, #e8edf3 100%);
}

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

.identity-page {
  width: min(1720px, calc(100vw - 48px));
  margin: 24px auto;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  overflow: hidden;
}

.card {
  min-height: 100%;
}

.card-light {
  background:
    radial-gradient(circle at center, rgba(0, 102, 255, 0.06), transparent 34%),
    linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
}

.card-soft {
  background:
    radial-gradient(circle at top right, rgba(0, 102, 255, 0.08), transparent 28%),
    linear-gradient(180deg, #f9fbfe 0%, #eef2f7 100%);
}

.section-kicker,
.version-title,
.palette-label {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
}

.section-kicker {
  font-size: 18px;
}

.hero {
  display: grid;
  grid-template-columns: 1.65fr 1fr;
}

.hero-brand,
.hero-idea {
  padding: 40px;
}

.hero-brand-inner {
  display: grid;
  align-content: center;
  min-height: 360px;
}

.hero-brand-copy {
  max-width: 900px;
}

.hero-overline {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #7c8fad;
}

.hero-title {
  margin: 0;
  font-size: clamp(56px, 7vw, 96px);
  line-height: 0.95;
  letter-spacing: -0.06em;
  font-weight: 800;
  color: var(--navy);
}

.hero-subtitle {
  max-width: 860px;
  margin: 24px 0 0;
  font-size: 21px;
  line-height: 1.6;
  color: #5c6d87;
}

.hero-rule {
  width: min(220px, 100%);
  height: 1px;
  margin-top: 32px;
  background: linear-gradient(90deg, rgba(11, 29, 58, 0.28), rgba(11, 29, 58, 0));
}

.hero-divider {
  width: 1px;
  height: 200px;
  background: rgba(11, 29, 58, 0.35);
  flex: none;
}

.hero-idea {
  border-left: 1px solid rgba(11, 29, 58, 0.08);
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.idea-visual {
  display: grid;
  grid-template-columns: auto auto 1fr;
  gap: 32px;
  align-items: center;
}

.idea-mark {
  width: min(18vw, 210px);
}

.idea-divider {
  height: 260px;
}

.idea-list {
  display: grid;
  gap: 24px;
}

.idea-item {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 16px;
  align-items: start;
}

.idea-icon {
  width: 38px;
  height: 38px;
}

.idea-item h3,
.mockup-overlay h3,
.guideline-card h2 {
  margin: 0 0 8px;
  font-size: 22px;
  line-height: 1.15;
  font-weight: 800;
}

.idea-item p,
.idea-copy,
.guideline-card p,
.rules-list li,
.mockup-overlay p {
  margin: 0;
  font-size: 18px;
  line-height: 1.5;
  color: var(--muted);
}

.logo-system {
  display: grid;
  gap: 0;
}

.logo-group {
  display: grid;
  gap: 0;
}

.logo-group-head {
  padding: 24px 32px;
  border-bottom: 1px solid var(--border);
}

.logo-group-primary {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(244, 248, 252, 0.98));
}

.logo-group-adaptive {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0) 18%),
    linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.logo-group-adaptive .logo-group-head {
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0));
}

.logo-group-grid {
  display: grid;
}

.logo-group-grid-primary {
  grid-template-columns: 1.55fr 1fr;
}

.logo-group-grid-adaptive {
  grid-template-columns: 1.55fr 1fr 1fr;
}

.logo-panel {
  min-height: 400px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
  border-right: 1px solid var(--border);
}

.logo-group-grid-primary .logo-panel:last-child,
.logo-group-grid-adaptive .logo-panel:last-child {
  border-right: 0;
}

.logo-panel-light {
  background:
    radial-gradient(circle at center, rgba(0, 102, 255, 0.05), transparent 36%),
    linear-gradient(180deg, #ffffff 0%, #f5f8fc 100%);
}

.logo-panel-dark {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.015), rgba(255, 255, 255, 0) 24%);
  border-right: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.logo-panel img {
  max-height: 220px;
  width: 100%;
  object-fit: contain;
  object-position: center center;
}

.logo-panel-horizontal img {
  max-height: 210px;
  width: min(100%, 780px);
}

.logo-panel-vertical img {
  max-height: 280px;
  width: min(100%, 340px);
}

.version-title {
  position: absolute;
  top: 32px;
  left: 24px;
  right: 24px;
  color: rgba(255, 255, 255, 0.95);
  font-size: 15px;
  line-height: 1.2;
  text-align: center;
}

.version-title-dark {
  color: var(--navy);
}

.version-panel-body {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 0;
  padding-top: 32px;
}

.section-kicker-light {
  color: rgba(255, 255, 255, 0.94);
}

.logo-group-adaptive .version-title {
  color: rgba(255, 255, 255, 0.98);
}

.logo-group-adaptive .version-panel-body {
  position: relative;
}

.logo-group-adaptive .version-panel-body::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 50%;
  width: min(240px, 64%);
  height: 1px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0));
}

.palette-bar {
  display: grid;
  grid-template-columns: 1.1fr repeat(5, 1fr);
  gap: 0;
  align-items: center;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.98), rgba(245, 248, 252, 0.94));
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid var(--border);
}

.palette-label,
.swatch-item {
  padding: 16px 24px;
}

.palette-label {
  font-size: 16px;
}

.swatch-item {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 16px;
  border-left: 1px solid var(--border);
}

.swatch-item strong {
  display: block;
  margin-bottom: 3px;
  color: var(--navy);
  font-size: 15px;
}

.swatch {
  width: 38px;
  height: 38px;
  border: 1px solid rgba(11, 29, 58, 0.12);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.18);
}

.navy {
  background: var(--navy);
}

.blue {
  background: var(--blue);
}

.graphite {
  background: var(--graphite);
}

.gray {
  background: var(--gray);
}

.white {
  background: var(--white);
}

.mockups-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
}

.mockup-card {
  min-height: 0;
  display: flex;
  flex-direction: column;
  background: var(--navy);
}

.mockup-card img {
  width: 100%;
  aspect-ratio: 1.25 / 1;
  height: auto;
  object-fit: cover;
}

.mockup-overlay {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 72px;
  padding: 16px 24px;
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 100%);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.mockup-overlay h3 {
  display: block;
  width: 100%;
  padding: 0;
  margin: 0;
  color: var(--white);
  font-size: 20px;
  line-height: 1;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-align: center;
  text-wrap: balance;
}

.guideline-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  padding: 32px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.6), rgba(245, 248, 252, 0.96));
}

.guideline-card {
  padding: 32px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.spacing-showcase {
  display: grid;
  grid-template-columns: 0.7fr 1fr;
  gap: 24px;
  padding: 32px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.68), rgba(245, 248, 252, 0.98));
}

.spacing-card {
  padding: 32px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 32px;
}

.spacing-card-intro h2 {
  margin: 0;
  font-size: 52px;
  line-height: 0.98;
  letter-spacing: -0.05em;
  color: var(--navy);
}

.spacing-intro {
  max-width: 560px;
  margin-top: 24px;
  font-size: 19px;
  line-height: 1.75;
  color: #536480;
}

.spacing-card-scale {
  display: grid;
  gap: 24px;
}

.spacing-scale {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.spacing-scale-item {
  padding: 16px;
  border: 1px solid rgba(11, 29, 58, 0.1);
  border-radius: 20px;
  background:
    linear-gradient(180deg, rgba(244, 248, 252, 0.82), rgba(255, 255, 255, 0.98));
}

.spacing-token {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #7386a3;
}

.spacing-scale-item strong {
  display: block;
  font-size: 30px;
  line-height: 1;
  color: var(--navy);
}

.spacing-scale-item span:last-child {
  display: block;
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.45;
  color: #61728d;
}

.spacing-card-rules {
  grid-column: 1 / -1;
}

.spacing-rule-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.spacing-rule-item {
  padding: 24px;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(246, 249, 253, 0.96), rgba(255, 255, 255, 0.98));
  border: 1px solid rgba(11, 29, 58, 0.1);
}

.spacing-rule-label {
  margin-bottom: 16px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #7386a3;
}

.spacing-rule-copy {
  font-size: 17px;
  line-height: 1.6;
  color: var(--navy);
}

.site-structure-showcase {
  display: grid;
  grid-template-columns: 0.72fr 1fr;
  gap: 24px;
  padding: 32px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(244, 248, 252, 0.98));
}

.site-structure-card {
  padding: 32px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 32px;
}

.site-structure-card-intro h2 {
  margin: 0;
  font-size: 52px;
  line-height: 0.98;
  letter-spacing: -0.05em;
  color: var(--navy);
}

.site-structure-intro {
  max-width: 560px;
  margin-top: 24px;
  font-size: 19px;
  line-height: 1.75;
  color: #536480;
}

.site-structure-card-map {
  display: grid;
}

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

.site-map-item {
  padding: 24px;
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(245, 248, 252, 0.9), rgba(255, 255, 255, 0.98));
  border: 1px solid rgba(11, 29, 58, 0.1);
}

.site-map-label,
.site-rule-label {
  margin-bottom: 16px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #7386a3;
}

.site-map-item h3 {
  margin: 0 0 12px;
  font-size: 28px;
  line-height: 1.1;
  font-weight: 800;
  color: var(--navy);
}

.site-map-item p,
.site-rule-copy {
  margin: 0;
  font-size: 17px;
  line-height: 1.6;
  color: var(--navy);
}

.site-structure-card-rules {
  grid-column: 1 / -1;
}

.site-rule-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.site-rule-item {
  padding: 24px;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(246, 249, 253, 0.96), rgba(255, 255, 255, 0.98));
  border: 1px solid rgba(11, 29, 58, 0.1);
}

.grid-system-showcase {
  display: grid;
  grid-template-columns: 0.72fr 1fr;
  gap: 24px;
  padding: 32px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.74), rgba(244, 248, 252, 0.98));
}

.grid-system-card {
  padding: 32px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 32px;
}

.grid-system-card-intro h2 {
  margin: 0;
  font-size: 52px;
  line-height: 0.98;
  letter-spacing: -0.05em;
  color: var(--navy);
}

.grid-system-intro {
  max-width: 560px;
  margin-top: 24px;
  font-size: 19px;
  line-height: 1.75;
  color: #536480;
}

.grid-system-card-spec {
  display: grid;
}

.grid-spec-list {
  display: grid;
  gap: 16px;
}

.grid-spec-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(11, 29, 58, 0.1);
}

.grid-spec-row:first-child {
  padding-top: 0;
}

.grid-spec-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.grid-spec-label,
.grid-rule-label,
.grid-demo-name {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #7386a3;
}

.grid-spec-content strong {
  display: block;
  margin-bottom: 8px;
  font-size: 24px;
  line-height: 1.15;
  color: var(--navy);
}

.grid-spec-content span,
.grid-rule-copy,
.grid-demo-copy {
  display: block;
  font-size: 17px;
  line-height: 1.6;
  color: var(--navy);
}

.grid-system-card-demo {
  grid-column: 1 / -1;
}

.grid-demo-frame {
  padding: 24px;
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(244, 248, 252, 0.88), rgba(255, 255, 255, 0.98));
  border: 1px solid rgba(11, 29, 58, 0.08);
}

.grid-demo-cols {
  display: grid;
  gap: 16px;
}

.grid-demo-cols-desktop {
  grid-template-columns: repeat(12, 1fr);
}

.grid-demo-cols span {
  display: block;
  min-height: 160px;
  border-radius: 14px;
  background:
    linear-gradient(180deg, rgba(0, 102, 255, 0.12), rgba(11, 29, 58, 0.08));
  border: 1px solid rgba(11, 29, 58, 0.08);
}

.grid-demo-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 24px;
}

.grid-demo-item {
  padding: 24px;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(246, 249, 253, 0.96), rgba(255, 255, 255, 0.98));
  border: 1px solid rgba(11, 29, 58, 0.1);
}

.grid-demo-name {
  margin-bottom: 16px;
}

.grid-system-card-rules {
  grid-column: 1 / -1;
}

.grid-rule-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.grid-rule-item {
  padding: 24px;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(246, 249, 253, 0.96), rgba(255, 255, 255, 0.98));
  border: 1px solid rgba(11, 29, 58, 0.1);
}

.ui-color-showcase {
  display: grid;
  grid-template-columns: 0.72fr 1fr;
  gap: 24px;
  padding: 32px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.76), rgba(244, 248, 252, 0.98));
}

.ui-color-card {
  padding: 32px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 32px;
}

.ui-color-card-intro h2 {
  margin: 0;
  font-size: 52px;
  line-height: 0.98;
  letter-spacing: -0.05em;
  color: var(--navy);
}

.ui-color-intro {
  max-width: 560px;
  margin-top: 24px;
  font-size: 19px;
  line-height: 1.75;
  color: #536480;
}

.ui-color-card-grid {
  display: grid;
}

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

.ui-role-item {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 16px;
  align-items: start;
  padding: 20px;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(245, 248, 252, 0.88), rgba(255, 255, 255, 0.98));
  border: 1px solid rgba(11, 29, 58, 0.1);
}

.ui-role-swatch {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  border: 1px solid rgba(11, 29, 58, 0.1);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.16);
}

.ui-role-primary {
  background: var(--navy);
}

.ui-role-accent {
  background: var(--blue);
}

.ui-role-surface {
  background: var(--white);
}

.ui-role-background {
  background: var(--gray-soft);
}

.ui-role-border {
  background: linear-gradient(180deg, rgba(11, 29, 58, 0.06), rgba(11, 29, 58, 0.14));
}

.ui-role-text {
  background: var(--text);
}

.ui-role-text-muted {
  background: var(--muted);
}

.ui-role-success {
  background: #1f8b4c;
}

.ui-role-warning {
  background: #c78512;
}

.ui-role-error {
  background: #c83a3a;
}

.ui-role-content strong {
  display: block;
  margin-bottom: 8px;
  font-size: 22px;
  line-height: 1.15;
  color: var(--navy);
}

.ui-role-content span,
.ui-color-rule-copy {
  display: block;
  font-size: 17px;
  line-height: 1.6;
  color: var(--navy);
}

.ui-color-card-rules {
  grid-column: 1 / -1;
}

.ui-color-rule-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.ui-color-rule-item {
  padding: 24px;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(246, 249, 253, 0.96), rgba(255, 255, 255, 0.98));
  border: 1px solid rgba(11, 29, 58, 0.1);
}

.ui-color-rule-label {
  margin-bottom: 16px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #7386a3;
}

.button-showcase,
.form-showcase {
  display: grid;
  grid-template-columns: 0.95fr 1.25fr 0.8fr;
  gap: 0;
}

.button-card,
.form-card {
  padding: 40px;
  border-top: 1px solid var(--border);
  min-height: 100%;
}

.button-card + .button-card,
.form-card + .form-card {
  border-left: 1px solid var(--border);
}

.button-card-intro,
.form-card-intro {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(246, 249, 253, 0.98));
}

.button-card-demo,
.form-card-demo {
  background:
    linear-gradient(180deg, #eef3f9 0%, #f8fbff 100%);
}

.button-card-rules,
.form-card-rules {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(247, 250, 253, 0.98));
}

.button-card-intro h2,
.form-card-intro h2 {
  margin: 0;
  font-size: 52px;
  line-height: 0.98;
  letter-spacing: -0.05em;
  color: var(--navy);
}

.button-intro,
.form-intro {
  max-width: 520px;
  margin-top: 32px;
  font-size: 19px;
  line-height: 1.75;
  color: #536480;
}

.button-demo-group,
.button-rule-list,
.form-rule-list {
  display: grid;
  gap: 24px;
}

.button-demo-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.ui-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 0 24px;
  border-radius: 16px;
  border: 1px solid transparent;
  font-family: inherit;
  font-size: 16px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition:
    background-color 180ms ease,
    color 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease,
    transform 180ms ease;
  cursor: default;
}

.ui-btn-primary {
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 100%);
  color: var(--white);
  box-shadow: 0 18px 36px rgba(11, 29, 58, 0.18);
}

.ui-btn-secondary {
  background: rgba(255, 255, 255, 0.92);
  border-color: rgba(11, 29, 58, 0.14);
  color: var(--navy);
}

.ui-btn-ghost {
  background: rgba(11, 29, 58, 0.04);
  border-color: rgba(11, 29, 58, 0.08);
  color: var(--navy);
}

.ui-btn-primary:disabled {
  background: rgba(11, 29, 58, 0.24);
  color: rgba(255, 255, 255, 0.86);
  box-shadow: none;
}

.button-size-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.button-size-card,
.button-rule-item,
.form-rule-item {
  padding: 24px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid rgba(11, 29, 58, 0.08);
}

.button-size-label,
.button-rule-label,
.form-rule-label,
.field-label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #7386a3;
}

.button-size-copy,
.button-rule-copy,
.form-rule-copy,
.field-hint {
  display: block;
  margin-top: 12px;
  font-size: 16px;
  line-height: 1.6;
  color: var(--muted);
}

.form-demo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.field-demo {
  display: grid;
  gap: 12px;
}

.field-demo-full {
  grid-column: 1 / -1;
}

.field-input,
.field-select {
  min-height: 56px;
  padding: 18px 20px;
  border-radius: 16px;
  border: 1px solid rgba(11, 29, 58, 0.12);
  background: rgba(255, 255, 255, 0.96);
  font-family: inherit;
  font-size: 16px;
  line-height: 1.4;
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.field-input-focus {
  border-color: rgba(0, 102, 255, 0.55);
  box-shadow:
    0 0 0 4px rgba(0, 102, 255, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.field-textarea {
  min-height: 144px;
  resize: vertical;
}

.field-select {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.field-select-arrow {
  color: #6d7f9b;
  font-size: 24px;
  line-height: 1;
}

.field-state-group {
  display: grid;
  gap: 12px;
}

.field-state {
  padding: 16px 18px;
  border-radius: 16px;
  font-size: 15px;
  line-height: 1.5;
  font-weight: 600;
}

.field-state-success {
  background: rgba(31, 139, 76, 0.1);
  border: 1px solid rgba(31, 139, 76, 0.2);
  color: #186d3c;
}

.field-state-error {
  background: rgba(200, 58, 58, 0.08);
  border: 1px solid rgba(200, 58, 58, 0.18);
  color: #9f2b2b;
}

.check-demo,
.radio-demo {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text);
}

.check-demo + .radio-demo {
  margin-top: 16px;
}

.check-box,
.radio-dot {
  position: relative;
  flex: none;
  width: 22px;
  height: 22px;
  margin-top: 1px;
  border: 1px solid rgba(11, 29, 58, 0.22);
  background: rgba(255, 255, 255, 0.96);
}

.check-box {
  border-radius: 7px;
}

.check-box::after {
  content: "";
  position: absolute;
  top: 4px;
  left: 7px;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--navy);
  border-bottom: 2px solid var(--navy);
  transform: rotate(45deg);
}

.radio-dot {
  border-radius: 50%;
}

.radio-dot::after {
  content: "";
  position: absolute;
  inset: 5px;
  border-radius: 50%;
  background: var(--navy);
}

.cards-showcase,
.nav-showcase,
.footer-showcase {
  display: grid;
  grid-template-columns: 0.95fr 1.25fr 0.8fr;
  gap: 0;
}

.cards-card,
.nav-card,
.footer-card {
  padding: 40px;
  border-top: 1px solid var(--border);
  min-height: 100%;
}

.cards-card + .cards-card,
.nav-card + .nav-card,
.footer-card + .footer-card {
  border-left: 1px solid var(--border);
}

.cards-card-intro,
.nav-card-intro,
.footer-card-intro {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(246, 249, 253, 0.98));
}

.cards-card-demo,
.nav-card-demo {
  background:
    linear-gradient(180deg, #eef3f9 0%, #f8fbff 100%);
}

.footer-card-demo {
  background:
    linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 100%);
}

.cards-card-rules,
.nav-card-rules,
.footer-card-rules {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(247, 250, 253, 0.98));
}

.cards-card-intro h2,
.nav-card-intro h2,
.footer-card-intro h2 {
  margin: 0;
  font-size: 52px;
  line-height: 0.98;
  letter-spacing: -0.05em;
  color: var(--navy);
}

.cards-intro,
.nav-intro,
.footer-intro {
  max-width: 520px;
  margin-top: 32px;
  font-size: 19px;
  line-height: 1.75;
  color: #536480;
}

.cards-demo-grid,
.cards-rule-list,
.nav-rule-list,
.footer-rule-list,
.footer-demo-grid {
  display: grid;
  gap: 24px;
}

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

.ui-card {
  display: grid;
  gap: 16px;
  min-height: 220px;
  padding: 28px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(11, 29, 58, 0.1);
}

.ui-card-kicker,
.cards-rule-label,
.nav-rule-label,
.footer-rule-label,
.footer-demo-head {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #7386a3;
}

.ui-card h3 {
  margin: 0;
  font-size: 28px;
  line-height: 1.15;
  color: var(--navy);
}

.ui-card p,
.cards-rule-copy,
.nav-rule-copy,
.footer-rule-copy,
.footer-demo-col p,
.footer-demo-col li {
  margin: 0;
  font-size: 16px;
  line-height: 1.65;
  color: var(--muted);
}

.ui-card-vacancy {
  background:
    linear-gradient(180deg, rgba(11, 29, 58, 0.98), rgba(16, 40, 78, 0.96));
}

.ui-card-vacancy .ui-card-kicker,
.ui-card-vacancy h3,
.ui-card-vacancy p {
  color: var(--white);
}

.ui-logo-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 84px;
  width: 100%;
  border-radius: 18px;
  border: 1px dashed rgba(11, 29, 58, 0.18);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--navy);
  background: rgba(245, 247, 250, 0.8);
}

.cards-rule-item,
.nav-rule-item,
.footer-rule-item {
  padding: 24px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid rgba(11, 29, 58, 0.08);
}

.nav-demo-shell {
  display: grid;
  gap: 24px;
}

.nav-demo-top,
.nav-demo-mobile {
  display: grid;
  align-items: center;
  padding: 24px 28px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(11, 29, 58, 0.1);
}

.nav-demo-top {
  grid-template-columns: auto 1fr auto;
  gap: 24px;
}

.nav-demo-brand,
.nav-demo-cta,
.nav-demo-burger {
  font-weight: 800;
  color: var(--navy);
}

.nav-demo-menu,
.nav-demo-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.nav-demo-menu span,
.nav-demo-lang,
.nav-demo-phone {
  font-size: 15px;
  line-height: 1.4;
  color: var(--text);
}

.nav-demo-cta {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 14px;
  background: var(--navy);
  color: var(--white);
}

.nav-demo-mobile {
  grid-template-columns: 1fr auto;
}

.footer-demo-shell {
  display: grid;
  gap: 24px;
  color: var(--white);
}

.footer-demo-grid {
  grid-template-columns: repeat(4, 1fr);
}

.footer-demo-col {
  display: grid;
  align-content: start;
  gap: 16px;
}

.footer-demo-col ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-card-demo .footer-demo-head,
.footer-card-demo .footer-demo-col p,
.footer-card-demo .footer-demo-col li,
.footer-demo-bottom {
  color: rgba(255, 255, 255, 0.88);
}

.footer-demo-bottom {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  font-size: 14px;
  line-height: 1.6;
}

.state-showcase,
.calc-showcase,
.template-showcase {
  display: grid;
  grid-template-columns: 0.95fr 1.25fr 0.8fr;
  gap: 0;
}

.state-card,
.calc-card,
.template-card {
  padding: 40px;
  border-top: 1px solid var(--border);
  min-height: 100%;
}

.state-card + .state-card,
.calc-card + .calc-card,
.template-card + .template-card {
  border-left: 1px solid var(--border);
}

.state-card-intro,
.calc-card-intro,
.template-card-intro {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(246, 249, 253, 0.98));
}

.state-card-demo,
.template-card-demo {
  background:
    linear-gradient(180deg, #eef3f9 0%, #f8fbff 100%);
}

.calc-card-demo {
  background:
    linear-gradient(135deg, rgba(11, 29, 58, 0.98) 0%, rgba(14, 41, 82, 0.96) 100%);
}

.state-card-rules,
.calc-card-rules,
.template-card-rules {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(247, 250, 253, 0.98));
}

.state-card-intro h2,
.calc-card-intro h2,
.template-card-intro h2 {
  margin: 0;
  font-size: 52px;
  line-height: 0.98;
  letter-spacing: -0.05em;
  color: var(--navy);
}

.state-intro,
.calc-intro,
.template-intro {
  max-width: 520px;
  margin-top: 32px;
  font-size: 19px;
  line-height: 1.75;
  color: #536480;
}

.state-demo-grid,
.state-rule-list,
.calc-rule-list,
.template-demo-list,
.template-rule-list {
  display: grid;
  gap: 24px;
}

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

.state-item,
.template-demo-item {
  display: grid;
  gap: 16px;
  padding: 24px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(11, 29, 58, 0.1);
}

.state-item-head,
.state-rule-label,
.calc-rule-label,
.template-demo-name,
.template-rule-label {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #7386a3;
}

.state-item p,
.state-rule-copy,
.calc-rule-copy,
.template-demo-copy,
.template-rule-copy,
.calc-demo-result p {
  margin: 0;
  font-size: 16px;
  line-height: 1.65;
  color: var(--muted);
}

.state-skeleton-row {
  height: 14px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(11, 29, 58, 0.08), rgba(11, 29, 58, 0.14), rgba(11, 29, 58, 0.08));
}

.state-skeleton-row-short {
  width: 68%;
}

.state-badge,
.state-empty-box {
  padding: 16px 18px;
  border-radius: 16px;
  font-size: 15px;
  line-height: 1.5;
  font-weight: 600;
}

.state-badge-success {
  background: rgba(31, 139, 76, 0.1);
  border: 1px solid rgba(31, 139, 76, 0.2);
  color: #186d3c;
}

.state-badge-error {
  background: rgba(200, 58, 58, 0.08);
  border: 1px solid rgba(200, 58, 58, 0.18);
  color: #9f2b2b;
}

.state-empty-box {
  background: rgba(11, 29, 58, 0.04);
  border: 1px solid rgba(11, 29, 58, 0.1);
  color: var(--text);
}

.state-rule-item,
.calc-rule-item,
.template-rule-item {
  padding: 24px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid rgba(11, 29, 58, 0.08);
}

.calc-demo-shell {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 24px;
}

.calc-demo-inputs,
.calc-demo-result {
  display: grid;
  gap: 20px;
  padding: 28px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.96);
}

.calc-demo-inputs {
  grid-template-columns: repeat(2, 1fr);
}

.calc-demo-field {
  display: grid;
  gap: 12px;
}

.calc-demo-field-full {
  grid-column: 1 / -1;
}

.calc-demo-label,
.calc-result-head {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #7386a3;
}

.calc-demo-value {
  min-height: 56px;
  display: flex;
  align-items: center;
  padding: 0 20px;
  border-radius: 16px;
  border: 1px solid rgba(11, 29, 58, 0.12);
  color: var(--text);
  background: rgba(245, 247, 250, 0.92);
  font-size: 16px;
  font-weight: 600;
}

.calc-demo-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.calc-demo-tab {
  padding: 14px 18px;
  border-radius: 14px;
  background: rgba(11, 29, 58, 0.06);
  border: 1px solid rgba(11, 29, 58, 0.08);
  color: var(--navy);
  font-size: 15px;
  font-weight: 600;
}

.calc-demo-tab-active {
  background: var(--navy);
  color: var(--white);
}

.calc-result-amount {
  font-size: clamp(36px, 4vw, 56px);
  line-height: 0.95;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--navy);
}

.calc-result-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 0 24px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 100%);
  color: var(--white);
  font-size: 16px;
  font-weight: 700;
}

.template-demo-item {
  grid-template-columns: 180px 1fr;
  align-items: start;
}

.template-demo-name {
  color: var(--navy);
}

.icon-showcase {
  display: grid;
  grid-template-columns: 0.95fr 1.25fr 0.8fr;
  gap: 0;
}

.icon-card {
  padding: 40px;
  border-top: 1px solid var(--border);
  min-height: 100%;
}

.icon-card + .icon-card {
  border-left: 1px solid var(--border);
}

.icon-card-intro {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(246, 249, 253, 0.98));
}

.icon-card-demo {
  background:
    linear-gradient(180deg, #eef3f9 0%, #f8fbff 100%);
}

.icon-card-rules {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(247, 250, 253, 0.98));
}

.icon-card-intro h2 {
  margin: 0;
  font-size: 52px;
  line-height: 0.98;
  letter-spacing: -0.05em;
  color: var(--navy);
}

.icon-intro {
  max-width: 560px;
  margin-top: 32px;
  font-size: 19px;
  line-height: 1.75;
  color: #536480;
}

.icon-intro code,
.icon-rule-copy code {
  padding: 3px 8px;
  border-radius: 10px;
  background: rgba(11, 29, 58, 0.06);
  color: var(--navy);
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.92em;
}

.icon-group-list,
.icon-rule-list {
  display: grid;
  gap: 24px;
}

.icon-group,
.icon-rule-item {
  padding: 24px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(11, 29, 58, 0.1);
}

.icon-group-head,
.icon-rule-label {
  margin-bottom: 20px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #7386a3;
}

.icon-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.icon-item {
  display: grid;
  justify-items: center;
  align-content: start;
  gap: 12px;
  min-height: 122px;
  padding: 18px 12px;
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(245, 248, 252, 0.82), rgba(255, 255, 255, 0.98));
  border: 1px solid rgba(11, 29, 58, 0.08);
  text-align: center;
}

.icon-item img {
  width: 30px;
  height: 30px;
  filter: none;
}

.icon-item span,
.icon-rule-copy {
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
}

.media-showcase,
.adaptive-showcase {
  display: grid;
  grid-template-columns: 0.95fr 1.25fr 0.8fr;
  gap: 0;
}

.media-card,
.adaptive-card {
  padding: 40px;
  border-top: 1px solid var(--border);
  min-height: 100%;
}

.media-card + .media-card,
.adaptive-card + .adaptive-card {
  border-left: 1px solid var(--border);
}

.media-card-intro,
.adaptive-card-intro {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(246, 249, 253, 0.98));
}

.media-card-demo,
.adaptive-card-demo {
  background:
    linear-gradient(180deg, #eef3f9 0%, #f8fbff 100%);
}

.media-card-rules,
.adaptive-card-rules {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(247, 250, 253, 0.98));
}

.media-card-intro h2,
.adaptive-card-intro h2 {
  margin: 0;
  font-size: 52px;
  line-height: 0.98;
  letter-spacing: -0.05em;
  color: var(--navy);
}

.media-intro,
.adaptive-intro {
  max-width: 520px;
  margin-top: 32px;
  font-size: 19px;
  line-height: 1.75;
  color: #536480;
}

.media-demo-grid,
.media-rule-list,
.adaptive-demo-grid,
.adaptive-rule-list {
  display: grid;
  gap: 24px;
}

.media-demo-grid,
.adaptive-demo-grid {
  grid-template-columns: repeat(2, 1fr);
}

.media-demo-item,
.adaptive-demo-item,
.media-rule-item,
.adaptive-rule-item {
  display: grid;
  gap: 16px;
  padding: 24px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(11, 29, 58, 0.1);
}

.media-demo-head,
.media-rule-label,
.adaptive-demo-head,
.adaptive-rule-label {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #7386a3;
}

.media-demo-item p,
.media-rule-copy,
.adaptive-demo-item p,
.adaptive-rule-copy {
  margin: 0;
  font-size: 16px;
  line-height: 1.65;
  color: var(--muted);
}

.type-showcase {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: 24px;
  padding: 32px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.66), rgba(245, 248, 252, 0.98));
}

.type-card {
  padding: 40px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 32px;
}

.type-card-info h2 {
  margin: 0;
  font-size: 64px;
  line-height: 0.95;
  letter-spacing: -0.05em;
  color: var(--navy);
}

.type-intro {
  max-width: 520px;
  margin-top: 32px;
  font-size: 19px;
  line-height: 1.75;
  color: #536480;
}

.type-meta-list {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}

.type-meta-item {
  padding-top: 16px;
  border-top: 1px solid rgba(11, 29, 58, 0.1);
}

.type-meta-label,
.type-spec-label,
.type-spec-note {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #7386a3;
}

.type-meta-item strong {
  display: block;
  margin-top: 8px;
  font-size: 22px;
  line-height: 1.25;
  color: var(--navy);
}

.type-card-spec {
  background:
    linear-gradient(180deg, #eef2f8 0%, #f5f8fc 100%);
}

.type-spec-head {
  padding-bottom: 32px;
}

.type-spec-big {
  font-size: clamp(72px, 8vw, 124px);
  line-height: 0.9;
  font-weight: 900;
  letter-spacing: -0.08em;
  color: var(--navy);
}

.type-spec-list {
  border-top: 1px solid rgba(11, 29, 58, 0.12);
}

.type-spec-row {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  padding: 32px 0;
  border-bottom: 1px solid rgba(11, 29, 58, 0.12);
}

.type-spec-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.type-spec-content {
  display: grid;
  gap: 8px;
}

.type-spec-weight {
  font-size: 24px;
  line-height: 1.2;
  font-weight: 700;
  color: var(--navy);
}

.type-spec-example {
  color: var(--navy);
}

.type-spec-example-xl {
  font-size: 30px;
  line-height: 1.2;
  font-weight: 800;
}

.type-spec-example-lg {
  font-size: 26px;
  line-height: 1.32;
  font-weight: 700;
}

.type-spec-example-md {
  font-size: 18px;
  line-height: 1.6;
  font-weight: 500;
  max-width: 820px;
}

.guideline-card-rules {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(247, 250, 253, 0.98));
}

.rules-list {
  margin: 24px 0 0;
  padding-left: 24px;
}

.rules-list li + li {
  margin-top: 16px;
}

.services-bar {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 100%);
}

.service-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px;
  min-height: 102px;
  border-right: 1px solid rgba(255, 255, 255, 0.22);
  color: var(--white);
  font-size: 16px;
  line-height: 1.35;
  font-weight: 600;
  text-transform: uppercase;
}

.service-item:last-child {
  border-right: 0;
}

.service-item img {
  width: 42px;
  height: 42px;
  filter: brightness(0) invert(1);
  flex: none;
}

@media (max-width: 1400px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero-idea {
    border-left: 0;
    border-top: 1px solid rgba(11, 29, 58, 0.08);
  }

  .logo-group-grid-primary,
  .logo-group-grid-adaptive {
    grid-template-columns: 1fr;
  }

  .logo-panel {
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .logo-group-adaptive .logo-panel {
    border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  }

  .logo-group-grid-primary .logo-panel:last-child,
  .logo-group-grid-adaptive .logo-panel:last-child {
    border-bottom: 0;
  }

  .palette-bar,
  .mockups-grid,
  .services-bar {
    grid-template-columns: repeat(3, 1fr);
  }

  .palette-label {
    grid-column: 1 / -1;
  }

  .type-showcase {
    grid-template-columns: 1fr;
  }

  .spacing-showcase,
  .spacing-rule-list,
  .site-structure-showcase,
  .site-rule-list,
  .grid-system-showcase,
  .grid-rule-list,
  .button-showcase,
  .button-rule-list,
  .form-showcase,
  .form-rule-list,
  .cards-showcase,
  .cards-rule-list,
  .nav-showcase,
  .nav-rule-list,
  .footer-showcase,
  .footer-rule-list,
  .state-showcase,
  .state-rule-list,
  .calc-showcase,
  .calc-rule-list,
  .template-showcase,
  .template-rule-list,
  .icon-showcase,
  .icon-rule-list,
  .media-showcase,
  .media-rule-list,
  .adaptive-showcase,
  .adaptive-rule-list,
  .ui-color-showcase,
  .ui-color-rule-list {
    grid-template-columns: 1fr;
  }

  .spacing-scale,
  .site-map-grid,
  .grid-demo-meta,
  .button-size-row,
  .form-demo-grid,
  .cards-demo-grid,
  .footer-demo-grid,
  .state-demo-grid,
  .media-demo-grid,
  .icon-grid,
  .adaptive-demo-grid,
  .ui-role-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 980px) {
  .identity-page {
    width: min(100vw, calc(100vw - 24px));
    margin: 16px auto;
  }

  .hero-brand,
  .hero-idea,
  .type-showcase,
  .spacing-showcase,
  .site-structure-showcase,
  .grid-system-showcase,
  .button-showcase,
  .form-showcase,
  .cards-showcase,
  .nav-showcase,
  .footer-showcase,
  .state-showcase,
  .calc-showcase,
  .template-showcase,
  .icon-showcase,
  .media-showcase,
  .adaptive-showcase,
  .ui-color-showcase,
  .type-card,
  .spacing-card,
  .site-structure-card,
  .grid-system-card,
  .button-card,
  .form-card,
  .cards-card,
  .nav-card,
  .footer-card,
  .state-card,
  .calc-card,
  .template-card,
  .icon-card,
  .media-card,
  .adaptive-card,
  .ui-color-card,
  .guideline-grid,
  .guideline-card,
  .logo-panel {
    padding: 24px;
  }

  .hero-brand-inner,
  .idea-visual {
    grid-template-columns: 1fr;
    display: grid;
    justify-items: start;
    gap: 24px;
    min-height: auto;
  }

  .hero-divider,
  .idea-divider {
    display: none;
  }

  .idea-mark {
    width: 140px;
  }

  .hero-title {
    font-size: 44px;
  }

  .hero-subtitle {
    font-size: 18px;
  }

  .logo-group-grid-primary,
  .logo-group-grid-adaptive,
  .palette-bar,
  .mockups-grid,
  .type-showcase,
  .spacing-showcase,
  .site-structure-showcase,
  .grid-system-showcase,
  .button-showcase,
  .form-showcase,
  .cards-showcase,
  .nav-showcase,
  .footer-showcase,
  .state-showcase,
  .calc-showcase,
  .template-showcase,
  .icon-showcase,
  .media-showcase,
  .adaptive-showcase,
  .ui-color-showcase,
  .guideline-grid,
  .services-bar {
    grid-template-columns: 1fr;
  }

  .logo-panel,
  .service-item,
  .swatch-item {
    border-right: 0;
  }

  .swatch-item {
    border-left: 0;
    border-top: 1px solid var(--border);
  }

  .mockup-card {
    min-height: 320px;
  }

  .service-item {
    min-height: auto;
  }

  .type-card-info h2 {
    font-size: 46px;
  }

  .spacing-card-intro h2 {
    font-size: 40px;
  }

  .site-structure-card-intro h2 {
    font-size: 40px;
  }

  .button-card-intro h2,
  .form-card-intro h2,
  .cards-card-intro h2,
  .nav-card-intro h2,
  .footer-card-intro h2,
  .state-card-intro h2,
  .calc-card-intro h2,
  .template-card-intro h2,
  .icon-card-intro h2,
  .media-card-intro h2,
  .adaptive-card-intro h2,
  .ui-color-card-intro h2 {
    font-size: 40px;
  }

  .spacing-scale,
  .site-map-grid,
  .button-size-row,
  .form-demo-grid,
  .cards-demo-grid,
  .footer-demo-grid,
  .state-demo-grid,
  .calc-demo-shell,
  .calc-demo-inputs,
  .template-demo-item,
  .icon-grid,
  .media-demo-grid,
  .adaptive-demo-grid,
  .site-rule-list,
  .grid-demo-meta,
  .grid-rule-list,
  .ui-role-grid,
  .ui-color-rule-list {
    grid-template-columns: 1fr;
  }

  .nav-demo-top,
  .footer-demo-bottom {
    grid-template-columns: 1fr;
  }

  .grid-system-card-intro h2 {
    font-size: 40px;
  }

  .grid-spec-row {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .grid-demo-cols-desktop {
    grid-template-columns: repeat(4, 1fr);
  }

  .type-spec-row {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .type-spec-weight {
    font-size: 20px;
  }

  .type-spec-example-xl {
    font-size: 24px;
  }

  .type-spec-example-lg {
    font-size: 22px;
  }
}