:root {
  --paper: rgba(255, 255, 255, 0.82);
  --paper-strong: rgba(255, 255, 255, 0.94);
  --paper-soft: rgba(236, 236, 237, 0.72);
  --page: #f4f2ee;
  --page-strong: #efede8;
  --ink: #222222;
  --ink-soft: #555959;
  --ink-faint: rgba(34, 34, 34, 0.58);
  --line: rgba(34, 34, 34, 0.12);
  --line-strong: rgba(34, 34, 34, 0.18);
  --brand: #5e82ab;
  --brand-soft: rgba(94, 130, 171, 0.16);
  --accent: #f08e3d;
  --accent-soft: rgba(240, 142, 61, 0.16);
  --soft-surface: #ececed;
  --disabled: #bfbfbf;
  --success: #4d7f67;
  --shadow-soft: 0 22px 60px rgba(18, 18, 18, 0.07);
  --shadow-card: 0 12px 32px rgba(18, 18, 18, 0.06);
  --radius-sm: 4px;
  --radius-md: 10px;
  --radius-lg: 18px;
  --radius-xl: 28px;
  --radius-pill: 999px;
  --max-width: 1380px;
  --font-ui: "Graphik", "Avenir Next", "Noto Sans SC", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-display: "Cormorant Garamond", "Iowan Old Style", "Baskerville",
    "Times New Roman", serif;
  --transition: 240ms ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.95), transparent 42%),
    linear-gradient(180deg, #f8f7f4 0%, var(--page) 48%, var(--page-strong) 100%);
  color: var(--ink);
  font-family: var(--font-ui);
  min-height: 100vh;
}

img {
  max-width: 100%;
}

a {
  color: inherit;
}

button,
input {
  font: inherit;
}

.page-aurora {
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  position: fixed;
  z-index: 0;
}

.orb {
  border-radius: 50%;
  filter: blur(48px);
  position: absolute;
}

.orb-a {
  background: rgba(94, 130, 171, 0.22);
  height: 420px;
  left: -8%;
  top: 80px;
  width: 420px;
}

.orb-b {
  background: rgba(240, 142, 61, 0.18);
  height: 320px;
  right: -6%;
  top: 260px;
  width: 320px;
}

.orb-c {
  background: rgba(94, 130, 171, 0.12);
  bottom: 60px;
  height: 360px;
  left: 28%;
  width: 360px;
}

.grid-wash {
  background-image:
    linear-gradient(rgba(34, 34, 34, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 34, 34, 0.03) 1px, transparent 1px);
  background-position: center;
  background-size: 72px 72px;
  inset: 0;
  opacity: 0.35;
  position: absolute;
}

.topbar {
  backdrop-filter: blur(18px);
  background: rgba(248, 247, 244, 0.62);
  border-bottom: 1px solid transparent;
  left: 0;
  position: sticky;
  right: 0;
  top: 0;
  transition: background var(--transition), border-color var(--transition),
    box-shadow var(--transition);
  z-index: 30;
}

.topbar.is-scrolled {
  background: rgba(248, 247, 244, 0.9);
  border-color: rgba(34, 34, 34, 0.08);
  box-shadow: 0 10px 32px rgba(18, 18, 18, 0.05);
}

.topbar__inner {
  align-items: center;
  display: flex;
  gap: 24px;
  justify-content: space-between;
  margin: 0 auto;
  max-width: var(--max-width);
  padding: 18px 28px;
}

.brand {
  align-items: baseline;
  display: inline-flex;
  gap: 12px;
  text-decoration: none;
}

.brand__mark {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.brand__meta {
  color: var(--ink-faint);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.topnav {
  align-items: center;
  display: flex;
  gap: 22px;
}

.topnav a {
  color: var(--ink-faint);
  font-size: 0.94rem;
  text-decoration: none;
  transition: color var(--transition);
}

.topnav a:hover,
.topnav a:focus-visible {
  color: var(--ink);
}

.topbar__actions {
  align-items: center;
  display: inline-flex;
  gap: 12px;
}

.mobile-menu-button {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(34, 34, 34, 0.12);
  border-radius: 14px;
  display: none;
  flex-direction: column;
  gap: 4px;
  justify-content: center;
  min-height: 44px;
  min-width: 44px;
  padding: 0;
}

.mobile-menu-button span {
  background: var(--ink);
  border-radius: 999px;
  display: block;
  height: 1.5px;
  margin: 0 auto;
  transition: transform var(--transition), opacity var(--transition);
  width: 18px;
}

.mobile-drawer-backdrop {
  backdrop-filter: blur(3px);
  background: rgba(18, 18, 18, 0.2);
  inset: 0;
  opacity: 0;
  pointer-events: none;
  position: fixed;
  transition: opacity var(--transition);
  z-index: 39;
}

.mobile-drawer {
  background: rgba(248, 247, 244, 0.96);
  border-left: 1px solid rgba(34, 34, 34, 0.08);
  box-shadow: -18px 0 48px rgba(18, 18, 18, 0.12);
  display: none;
  flex-direction: column;
  gap: 24px;
  height: 100dvh;
  max-width: min(86vw, 360px);
  padding: 18px 20px 24px;
  overflow-y: auto;
  position: fixed;
  right: 0;
  top: 0;
  transform: translateX(100%);
  transition: transform var(--transition);
  width: 100%;
  z-index: 40;
}

.mobile-drawer__header {
  display: block;
  min-height: 108px;
  padding-top: 40px;
  position: relative;
}

.mobile-drawer__eyebrow {
  color: var(--brand);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  margin: 0;
  text-transform: uppercase;
}

.mobile-drawer__title {
  font-family: var(--font-display);
  font-size: 1.45rem;
  margin: 6px 0 0;
}

.mobile-drawer__close {
  background: transparent;
  border: 0;
  color: var(--ink);
  font-size: 2rem;
  line-height: 1;
  min-height: 40px;
  min-width: 40px;
  padding: 0;
  position: absolute;
  left: 0;
  top: 0;
}

.mobile-drawer__nav {
  display: grid;
  gap: 4px;
}

.mobile-drawer__nav a {
  display: grid;
  gap: 2px;
  grid-template-columns: 28px minmax(0, 1fr);
  padding: 12px 0;
  text-decoration: none;
  transition: color var(--transition), transform var(--transition),
    opacity var(--transition);
  width: 100%;
}

.mobile-drawer__nav a.is-active {
  color: var(--ink);
}

.mobile-drawer__nav a:hover {
  transform: translateX(4px);
}

.mobile-drawer__index {
  color: rgba(34, 34, 34, 0.38);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  padding-top: 6px;
}

.mobile-drawer__copy {
  border-bottom: 1px solid rgba(34, 34, 34, 0.1);
  color: var(--ink);
  font-size: 1.4rem;
  line-height: 1.25;
  min-width: 0;
  padding-bottom: 12px;
}

.mobile-drawer__nav a.is-active .mobile-drawer__copy {
  border-bottom-color: rgba(34, 34, 34, 0.85);
}

.mobile-drawer__nav a.is-active .mobile-drawer__index {
  color: rgba(34, 34, 34, 0.65);
}

.mobile-drawer__actions {
  border-top: 1px solid rgba(34, 34, 34, 0.08);
  display: grid;
  gap: 12px;
  margin-top: 12px;
  padding-top: 18px;
}

body[data-nav-open="true"] {
  overflow: hidden;
}

body[data-nav-open="true"] .mobile-drawer-backdrop {
  opacity: 1;
  pointer-events: auto;
}

body[data-nav-open="true"] .mobile-drawer {
  transform: translateX(0);
}

body[data-nav-open="true"] .mobile-menu-button span:nth-child(1) {
  transform: translateY(5.5px) rotate(45deg);
}

body[data-nav-open="true"] .mobile-menu-button span:nth-child(2) {
  opacity: 0;
}

body[data-nav-open="true"] .mobile-menu-button span:nth-child(3) {
  transform: translateY(-5.5px) rotate(-45deg);
}

.toolbar-button,
.toolbar-link,
.action,
.state-chip {
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  cursor: pointer;
  display: inline-flex;
  justify-content: center;
  min-height: 40px;
  padding: 0 16px;
  text-decoration: none;
  transition: transform var(--transition), background var(--transition),
    border-color var(--transition), color var(--transition), box-shadow var(--transition);
}

.toolbar-button,
.toolbar-link {
  background: rgba(255, 255, 255, 0.74);
  color: var(--ink);
  font-size: 0.9rem;
}

.toolbar-button:hover,
.toolbar-link:hover,
.toolbar-button:focus-visible,
.toolbar-link:focus-visible,
.action:hover,
.action:focus-visible,
.state-chip:hover,
.state-chip:focus-visible {
  border-color: rgba(34, 34, 34, 0.26);
  transform: translateY(-1px);
}

.shell {
  display: grid;
  gap: 42px;
  grid-template-columns: 240px minmax(0, 1fr);
  margin: 0 auto;
  max-width: var(--max-width);
  padding: 44px 28px 88px;
  position: relative;
  z-index: 1;
}

.rail {
  align-self: start;
  display: grid;
  gap: 18px;
  position: sticky;
  top: 108px;
}

.rail__block {
  background: rgba(255, 255, 255, 0.52);
  border: 1px solid rgba(34, 34, 34, 0.08);
  border-radius: 24px;
  box-shadow: var(--shadow-card);
  padding: 18px;
}

.rail__block--small {
  background: rgba(255, 255, 255, 0.42);
}

.rail__eyebrow,
.section__eyebrow {
  color: var(--brand);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  margin: 0 0 10px;
  text-transform: uppercase;
}

.rail__nav {
  display: grid;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.rail__nav a {
  align-items: center;
  border: 1px solid transparent;
  border-radius: 16px;
  display: grid;
  gap: 2px;
  grid-template-columns: 38px 1fr;
  padding: 10px 12px;
  text-decoration: none;
  transition: background var(--transition), border-color var(--transition),
    transform var(--transition);
}

.rail__nav a:hover,
.rail__nav a.is-active {
  background: rgba(255, 255, 255, 0.78);
  border-color: rgba(34, 34, 34, 0.08);
  transform: translateX(2px);
}

.rail__index {
  color: var(--ink-faint);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
}

.rail__copy {
  font-size: 0.94rem;
  line-height: 1.4;
}

.rail__note,
.rail__link {
  color: var(--ink-soft);
  display: block;
  font-size: 0.88rem;
  line-height: 1.7;
  margin: 0;
  text-decoration: none;
}

.rail__link {
  color: var(--brand);
  margin-top: 10px;
}

.content {
  display: grid;
  gap: 54px;
}

.section {
  display: grid;
  gap: 22px;
}

.section__heading {
  align-items: end;
  display: flex;
  gap: 18px;
}

.section h2,
.panel h3,
.panel h4,
.hero h1 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  margin: 0;
}

.hero {
  align-items: stretch;
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(0, 1.12fr) minmax(360px, 0.88fr);
}

.hero__copy,
.hero__board {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.72));
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 36px;
  box-shadow: var(--shadow-soft);
  padding: 34px;
}

.hero h1 {
  font-size: clamp(3rem, 6vw, 5.4rem);
  line-height: 0.95;
  margin-top: 10px;
}

.hero__lede {
  color: var(--ink-soft);
  font-size: 1.08rem;
  line-height: 1.9;
  margin: 24px 0 0;
  max-width: 54ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.action {
  min-height: 46px;
  padding: 0 20px;
}

.action--primary {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}

.action--secondary {
  background: rgba(255, 255, 255, 0.75);
  color: var(--ink);
}

.hero__board {
  display: grid;
  gap: 18px;
}

.board-card {
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(34, 34, 34, 0.08);
  border-radius: 24px;
  padding: 20px;
}

.board-card--glass {
  backdrop-filter: blur(16px);
}

.board-card__label {
  color: var(--ink-faint);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  margin: 8px 0 14px;
  text-transform: uppercase;
}

.meta-list,
.metric-list {
  color: var(--ink-soft);
  display: grid;
  gap: 10px;
  line-height: 1.75;
  margin: 0;
  padding-left: 18px;
}

.hero__swatches {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.swatch {
  border: 1px solid rgba(34, 34, 34, 0.08);
  border-radius: 22px;
  display: grid;
  gap: 6px;
  min-height: 118px;
  padding: 18px;
}

.swatch span {
  color: rgba(255, 255, 255, 0.84);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.swatch strong {
  font-size: 1.25rem;
}

.swatch--white {
  background: #fff;
}

.swatch--white span,
.swatch--white strong {
  color: var(--ink);
}

.swatch--ink {
  background: #000;
  color: #fff;
}

.swatch--blue {
  background: var(--brand);
  color: #fff;
}

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

.spec-id {
  align-items: center;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(94, 130, 171, 0.26);
  border-radius: var(--radius-pill);
  color: var(--brand);
  display: inline-flex;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  min-height: 28px;
  padding: 0 10px;
  text-transform: uppercase;
  width: fit-content;
}

body[data-show-ids="false"] .spec-id {
  opacity: 0;
  transform: scale(0.92);
}

.panel {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.74));
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: 30px;
  box-shadow: var(--shadow-card);
  padding: 26px;
}

.panel__header {
  align-items: start;
  display: flex;
  gap: 12px;
  margin-bottom: 18px;
}

.panel__header--split {
  justify-content: space-between;
}

.panel__note,
.component-card__note {
  color: var(--ink-soft);
  font-size: 0.92rem;
  line-height: 1.75;
  margin: 16px 0 0;
}

.token-grid,
.responsive-grid,
.pending-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.color-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.color-card {
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid var(--line);
  border-radius: 20px;
  display: grid;
  gap: 5px;
  min-height: 132px;
  padding: 14px;
}

.color-card p,
.color-card strong,
.color-card small {
  margin: 0;
}

.color-card p {
  font-size: 0.84rem;
  color: var(--ink-faint);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.color-card strong {
  font-size: 1rem;
}

.color-card small {
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.color-chip {
  border: 1px solid rgba(34, 34, 34, 0.08);
  border-radius: 16px;
  display: inline-flex;
  height: 56px;
  width: 100%;
}

.color-chip--white {
  background: #fff;
}

.color-chip--ink {
  background: #000;
}

.color-chip--blue {
  background: var(--brand);
}

.color-chip--gray {
  background: #cecece;
}

.color-chip--soft {
  background: #ececed;
}

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

.type-stack {
  display: grid;
  gap: 12px;
}

.type-row {
  align-items: end;
  border-bottom: 1px solid rgba(34, 34, 34, 0.08);
  display: grid;
  gap: 8px;
  grid-template-columns: minmax(0, 1fr) auto;
  padding-bottom: 12px;
}

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

.type-row__sample {
  margin: 0;
}

.type-row span {
  color: var(--ink-faint);
  font-size: 0.86rem;
}

.type-row__sample--display {
  font-size: 2rem;
  line-height: 1.2;
}

.type-row__sample--h1 {
  font-size: 1.62rem;
  line-height: 1.25;
}

.type-row__sample--h2 {
  font-size: 1.28rem;
  line-height: 1.3;
}

.type-row__sample--body {
  font-size: 1rem;
  line-height: 1.5;
}

.type-row__sample--caption {
  font-size: 0.82rem;
  line-height: 1.35;
}

.space-ruler {
  display: grid;
  gap: 10px;
}

.space-ruler__row {
  align-items: center;
  display: grid;
  gap: 14px;
  grid-template-columns: 40px minmax(0, 1fr);
}

.space-ruler__row span {
  color: var(--ink-faint);
  font-size: 0.88rem;
}

.space-ruler__row div {
  background: linear-gradient(90deg, var(--brand-soft), rgba(94, 130, 171, 0.35));
  border-radius: var(--radius-pill);
  height: 10px;
}

.radius-row {
  display: flex;
  gap: 12px;
  margin-top: 22px;
}

.radius-card {
  align-items: end;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--line);
  color: var(--ink-soft);
  display: flex;
  flex: 1;
  min-height: 92px;
  padding: 14px;
}

.radius-card--4 {
  border-radius: 4px;
}

.radius-card--8 {
  border-radius: 8px;
}

.radius-card--12 {
  border-radius: 12px;
}

.panel--lab {
  overflow: hidden;
}

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

.state-chip {
  background: rgba(255, 255, 255, 0.66);
  color: var(--ink-soft);
  font-size: 0.84rem;
  min-height: 36px;
  text-transform: lowercase;
}

.state-chip.is-active {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}

.component-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.component-card {
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid var(--line);
  border-radius: 24px;
  min-height: 260px;
  padding: 18px;
}

.component-card h4 {
  font-size: 1.3rem;
  margin-top: 12px;
}

.button-stack,
.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.preview-button {
  border-radius: 4px;
  border: 1px solid transparent;
  min-height: 42px;
  min-width: 142px;
  padding: 0 18px;
  transition: all var(--transition);
}

.preview-button--primary {
  background: var(--ink);
  color: #fff;
}

.preview-button--secondary {
  background: #fff;
  border-color: var(--ink);
  color: var(--ink);
}

.preview-button--tertiary {
  background: transparent;
  color: var(--ink-soft);
}

#component-lab[data-state="pressed"] .preview-button--primary {
  background: #111;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14);
  transform: translateY(1px);
}

#component-lab[data-state="pressed"] .preview-button--secondary {
  background: rgba(34, 34, 34, 0.06);
  box-shadow: inset 0 1px 0 rgba(34, 34, 34, 0.06);
  transform: translateY(1px);
}

#component-lab[data-state="pressed"] .preview-button--tertiary {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 0.22em;
}

#component-lab[data-state="disabled"] .preview-button {
  background: #f2f2f2;
  border-color: #dedede;
  color: #9b9b9b;
  cursor: not-allowed;
  transform: none;
}

.preview-input {
  display: grid;
  gap: 8px;
  margin-top: 18px;
}

.preview-input__label {
  color: var(--ink-faint);
  font-size: 0.84rem;
}

.preview-input input {
  background: #fff;
  border: 1px solid rgba(34, 34, 34, 0.14);
  border-radius: 4px;
  min-height: 46px;
  padding: 0 14px;
  width: 100%;
}

#component-lab[data-state="pressed"] .preview-input input {
  border-color: rgba(94, 130, 171, 0.48);
  box-shadow: inset 0 0 0 1px rgba(94, 130, 171, 0.24);
}

#component-lab[data-state="disabled"] .preview-input input {
  background: #f5f5f5;
  border-color: #e2e2e2;
  color: #949494;
}

.pill {
  align-items: center;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  display: inline-flex;
  min-height: 34px;
  padding: 0 14px;
}

.pill--fill {
  background: var(--ink);
  color: #fff;
}

.pill--stroke {
  border-color: var(--ink);
  color: var(--ink);
}

.pill--muted {
  background: #efefef;
  color: #9d9d9d;
}

#component-lab[data-state="pressed"] .pill--fill {
  background: var(--brand);
}

#component-lab[data-state="pressed"] .pill--stroke {
  border-color: var(--brand);
  color: var(--brand);
}

#component-lab[data-state="disabled"] .pill {
  background: #f1f1f1;
  border-color: #e3e3e3;
  color: #a2a2a2;
}

.component-card--dialog {
  display: grid;
}

.dialog-preview {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(247, 247, 247, 0.9));
  border: 1px solid rgba(34, 34, 34, 0.08);
  border-radius: 12px;
  box-shadow: 0 16px 28px rgba(18, 18, 18, 0.08);
  margin-top: 18px;
  padding: 20px;
}

.dialog-preview__title,
.dialog-preview__copy {
  margin: 0;
}

.dialog-preview__title {
  font-size: 1rem;
  font-weight: 600;
}

.dialog-preview__copy {
  color: var(--ink-soft);
  font-size: 0.92rem;
  line-height: 1.75;
  margin-top: 8px;
}

.dialog-preview__actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 18px;
}

.library-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.library-card {
  min-height: 100%;
}

.library-card--wide {
  grid-column: 1 / -1;
}

.library-stage {
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(34, 34, 34, 0.08);
  border-radius: 22px;
  padding: 18px;
}

.library-stage--forms,
.library-stage--tags,
.library-stage--nav {
  display: grid;
  gap: 14px;
}

.form-variant {
  display: grid;
  gap: 8px;
}

.form-variant__label,
.nav-preview__label {
  color: var(--ink-faint);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.form-variant input {
  background: #fff;
  border: 1px solid rgba(34, 34, 34, 0.14);
  border-radius: 4px;
  min-height: 44px;
  padding: 0 14px;
  width: 100%;
}

.input-action,
.content-form {
  align-items: center;
  display: grid;
  gap: 10px;
  grid-template-columns: minmax(0, 1fr) auto;
}

.content-form {
  background: #fff;
  border: 1px solid rgba(34, 34, 34, 0.14);
  border-radius: 4px;
  grid-template-columns: auto minmax(0, 1fr);
  min-height: 44px;
  padding: 0 12px;
}

.content-form input {
  border: 0;
  min-height: 42px;
  padding: 0;
}

.content-form__prefix {
  color: var(--ink-faint);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.mini-button {
  background: var(--ink);
  border: 1px solid var(--ink);
  border-radius: 4px;
  color: #fff;
  min-height: 42px;
  padding: 0 14px;
}

.library-stage--cards {
  align-items: stretch;
  display: grid;
  gap: 16px;
  grid-template-columns: 1.15fr 0.85fr;
}

.card-sample {
  background: linear-gradient(180deg, rgba(236, 236, 237, 0.7), rgba(255, 255, 255, 0.92));
  border: 1px solid rgba(34, 34, 34, 0.08);
  border-radius: 16px;
  min-height: 220px;
  padding: 18px;
}

.card-sample__eyebrow {
  color: var(--ink-faint);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  margin: 0 0 8px;
  text-transform: uppercase;
}

.card-sample h4 {
  font-size: 1.2rem;
  margin: 0;
}

.card-sample p {
  color: var(--ink-soft);
  line-height: 1.8;
  margin: 10px 0 0;
}

.card-sample--stacked {
  align-content: end;
  display: grid;
  gap: 12px;
}

.card-sample__mini {
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(34, 34, 34, 0.08);
  border-radius: 12px;
  box-shadow: 0 10px 24px rgba(18, 18, 18, 0.04);
  height: 54px;
}

.card-sample__mini--strong {
  height: 82px;
}

.tag-row,
.status-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag-chip {
  align-items: center;
  background: rgba(94, 130, 171, 0.12);
  border: 1px solid rgba(94, 130, 171, 0.14);
  border-radius: var(--radius-pill);
  color: var(--brand);
  display: inline-flex;
  min-height: 30px;
  padding: 0 12px;
}

.tag-chip--muted {
  background: rgba(34, 34, 34, 0.06);
  border-color: rgba(34, 34, 34, 0.08);
  color: var(--ink-soft);
}

.tag-chip--warm {
  background: rgba(240, 142, 61, 0.12);
  border-color: rgba(240, 142, 61, 0.14);
  color: #be6520;
}

.pill-row--dense {
  margin-top: 0;
}

.pill--close {
  border-color: rgba(34, 34, 34, 0.14);
  color: var(--ink-soft);
}

.status-item {
  align-items: center;
  color: var(--ink-soft);
  display: inline-flex;
  gap: 8px;
}

.status-dot {
  border-radius: 50%;
  display: inline-block;
  height: 10px;
  width: 10px;
}

.status-dot--dark {
  background: var(--ink);
}

.status-dot--blue {
  background: var(--brand);
}

.status-dot--muted {
  background: var(--disabled);
}

.library-stage--layers {
  padding: 0;
}

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

.dialog-preview--rich,
.sheet-preview {
  min-height: 100%;
  padding: 18px;
}

.dialog-preview--rich {
  border-radius: 22px 0 0 22px;
  border: 0;
  border-right: 1px solid rgba(34, 34, 34, 0.08);
  box-shadow: none;
  margin: 0;
}

.dialog-preview__actions--vertical {
  align-items: stretch;
  flex-direction: column;
  justify-content: stretch;
}

.sheet-preview {
  background: linear-gradient(180deg, rgba(236, 236, 237, 0.64), rgba(255, 255, 255, 0.92));
  border-radius: 0 22px 22px 0;
  display: grid;
  gap: 10px;
}

.sheet-preview__grab {
  background: rgba(34, 34, 34, 0.14);
  border-radius: var(--radius-pill);
  height: 4px;
  justify-self: center;
  margin-top: 4px;
  width: 42px;
}

.sheet-preview__title,
.sheet-preview__copy {
  margin: 0;
}

.sheet-preview__title {
  font-weight: 600;
}

.sheet-preview__copy {
  color: var(--ink-soft);
  line-height: 1.75;
}

.nav-preview {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(34, 34, 34, 0.08);
  border-radius: 18px;
  display: grid;
  gap: 12px;
  padding: 16px;
}

.tab-selector,
.tab-selector__group {
  align-items: end;
  display: flex;
  gap: 20px;
}

.tab-selector {
  border-bottom: 1px solid rgba(34, 34, 34, 0.08);
  padding-bottom: 8px;
}

.tab-selector--split {
  justify-content: space-between;
}

.tab-selector--equal {
  gap: 0;
  justify-content: stretch;
}

.tab-selector--equal .tab-selector__item {
  flex: 1;
  text-align: center;
}

.tab-selector__item {
  color: var(--ink-faint);
  display: inline-flex;
  min-height: 30px;
  position: relative;
}

.tab-selector__item.is-active {
  color: var(--ink);
  font-weight: 600;
}

.tab-selector__item.is-active::after {
  background: var(--ink);
  border-radius: 999px;
  bottom: -10px;
  content: "";
  height: 2px;
  left: 0;
  position: absolute;
  right: 0;
}

.viewport-card .panel__header {
  align-items: center;
}

.viewport {
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(34, 34, 34, 0.08);
  border-radius: 26px;
  margin-bottom: 16px;
  padding: 14px;
}

.viewport--mobile {
  margin-left: auto;
  margin-right: auto;
  max-width: 240px;
}

.viewport--pad {
  max-width: 320px;
}

.viewport--web {
  display: grid;
  gap: 12px;
  grid-template-columns: 72px minmax(0, 1fr);
}

.viewport__nav,
.viewport__hero,
.viewport__block,
.viewport__cta,
.viewport__sidebar,
.viewport__canvas,
.viewport__grid div,
.anatomy__rail,
.anatomy__hero,
.anatomy__columns div {
  background: linear-gradient(180deg, rgba(94, 130, 171, 0.14), rgba(94, 130, 171, 0.06));
  border-radius: 10px;
}

.viewport__nav {
  height: 18px;
  margin-bottom: 12px;
  width: 64%;
}

.viewport__hero {
  height: 84px;
  margin-bottom: 12px;
}

.viewport__block {
  height: 54px;
  margin-bottom: 12px;
}

.viewport__block--split {
  background:
    linear-gradient(90deg, rgba(94, 130, 171, 0.12) 48%, transparent 48%, transparent 52%, rgba(240, 142, 61, 0.12) 52%);
}

.viewport__cta {
  background: rgba(34, 34, 34, 0.9);
  height: 40px;
}

.viewport__grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-bottom: 12px;
}

.viewport__grid div {
  height: 76px;
}

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

.viewport__sidebar {
  min-height: 220px;
}

.viewport__canvas {
  display: grid;
  gap: 12px;
}

.panel--notes {
  margin-top: 2px;
}

.rule-grid,
.layout-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.rule-grid article {
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 18px;
}

.rule-grid h4 {
  font-size: 1.18rem;
  margin: 0 0 10px;
}

.rule-grid p {
  color: var(--ink-soft);
  line-height: 1.75;
  margin: 0;
}

.anatomy {
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
  border-radius: 24px;
  display: grid;
  gap: 16px;
  grid-template-columns: 88px minmax(0, 1fr);
  padding: 16px;
}

.anatomy__rail {
  align-items: center;
  color: var(--ink);
  display: grid;
  gap: 8px;
  min-height: 220px;
  padding: 14px 10px;
  text-align: center;
}

.anatomy__main {
  display: grid;
  gap: 12px;
}

.anatomy__hero {
  height: 76px;
}

.anatomy__columns {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.anatomy__columns div {
  height: 96px;
}

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

.footer {
  border-top: 1px solid rgba(34, 34, 34, 0.08);
  color: var(--ink-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  justify-content: space-between;
  padding: 8px 0 0;
}

.footer p {
  margin: 0;
}

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

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 700ms ease, transform 700ms ease;
}

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

@media (max-width: 1180px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .rail {
    display: none;
  }

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

  .token-grid,
  .responsive-grid,
  .pending-grid,
  .rule-grid,
  .layout-grid,
  .library-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .topbar__inner {
    align-items: center;
    flex-direction: row;
  }

  .topnav {
    display: none;
  }

  .topbar__actions--desktop {
    display: none;
  }

  .mobile-menu-button,
  .mobile-drawer {
    display: flex;
  }

  .token-grid,
  .responsive-grid,
  .pending-grid,
  .layout-grid,
  .rule-grid,
  .component-grid,
  .library-grid {
    grid-template-columns: 1fr;
  }

  .library-stage--cards,
  .layer-grid {
    grid-template-columns: 1fr;
  }

  .dialog-preview--rich {
    border-radius: 22px 22px 0 0;
    border-right: 0;
    border-bottom: 1px solid rgba(34, 34, 34, 0.08);
  }

  .sheet-preview {
    border-radius: 0 0 22px 22px;
  }

  .panel__header--split {
    align-items: start;
    flex-direction: column;
  }

  .section__heading {
    align-items: start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .topbar__inner,
  .shell {
    padding-left: 18px;
    padding-right: 18px;
  }

  .content {
    gap: 42px;
  }

  .hero__copy,
  .hero__board,
  .panel {
    border-radius: 24px;
    padding: 20px;
  }

  .brand {
    gap: 8px;
  }

  .brand__mark {
    font-size: 1.35rem;
  }

  .brand__meta {
    font-size: 0.68rem;
  }

  .mobile-drawer__copy {
    font-size: 1.24rem;
  }

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

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

  .radius-row {
    flex-direction: column;
  }

  .dialog-preview__actions {
    flex-direction: column;
  }

  .input-action,
  .content-form {
    grid-template-columns: 1fr;
  }

  .preview-button {
    width: 100%;
  }
}