@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300..700;1,300..700&family=Lora:ital,wght@0,400..700;1,400..700&family=Manrope:wght@200..800&display=swap');

:root {
  color-scheme: light;

  /* Normative Phase 1 candidate tokens (BIB-PTZ-0001 / BIB-RDTZ-0001 v0.1.2). */
  --bib-primary: #013277;
  --bib-primary-rgb: 1, 50, 119;
  --bib-secondary: #179aa1;
  --bib-secondary-rgb: 23, 154, 161;
  --bib-cream: #fff7f3;
  --bib-coral: #f67765;
  --bib-coral-rgb: 246, 119, 101;
  --bib-gold: #eeaa36;
  --bib-white: #ffffff;

  /* Derived semantic tokens for the review pack. */
  --bib-page: #f1f6fb;
  --bib-surface: #ffffff;
  --bib-surface-soft: #eaf4fb;
  --bib-surface-teal: #edf9fa;
  --bib-surface-warm: #fff7f3;
  --bib-text: #122330;
  --bib-muted: #647583;
  --bib-soft: #8997a2;
  --bib-line: #cbe0ef;
  --bib-line-strong: #9fc6df;
  --bib-success: #15803d;
  --bib-success-soft: #edf9f0;
  --bib-danger: #b42318;
  --bib-danger-soft: #fff1ef;
  --bib-warning: #9a5b00;
  --bib-warning-soft: #fff8e7;
  --bib-info: #0d6d87;
  --bib-info-soft: #edf8fb;
  --bib-focus: #8a3ffc;

  --font-display: "Cormorant Garamond", ui-serif, Georgia, serif;
  --font-ui: "Manrope", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-editorial: "Lora", ui-serif, Georgia, serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-7: 2rem;
  --space-8: 2.5rem;
  --space-9: 3rem;
  --space-10: 4rem;
  --space-11: 5rem;
  --space-12: 6rem;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-pill: 999px;

  --shadow-xs: 0 1px 2px rgba(1, 50, 119, 0.05);
  --shadow-sm: 0 8px 24px rgba(1, 50, 119, 0.08);
  --shadow-md: 0 18px 48px rgba(1, 50, 119, 0.12);
  --shadow-lg: 0 28px 72px rgba(1, 50, 119, 0.16);

  --container-narrow: 720px;
  --container-default: 960px;
  --container-wide: 1180px;
  --container-xwide: 1440px;
  --sidebar-width: 286px;
  --header-height: 78px;

  --motion-fast: 140ms;
  --motion-base: 220ms;
  --motion-slow: 420ms;
  --ease-standard: cubic-bezier(0.2, 0, 0, 1);
  --ease-emphasized: cubic-bezier(0.2, 0.8, 0.2, 1);

  /* Visual-language effect tokens — v0.2.x. */
  --opacity-04: 0.04; --opacity-08: 0.08; --opacity-12: 0.12; --opacity-20: 0.20; --opacity-40: 0.40; --opacity-60: 0.60; --opacity-80: 0.80; --opacity-92: 0.92; --opacity-100: 1;
  --blur-0: 0px; --blur-4: 4px; --blur-8: 8px; --blur-12: 12px; --blur-16: 16px; --blur-24: 24px; --blur-32: 32px; --blur-48: 48px;
  --border-1: 1px; --border-2: 2px; --border-3: 3px;
  --elevation-0: none; --elevation-1: 0 2px 10px rgba(1,50,119,.06); --elevation-2: 0 10px 28px rgba(1,50,119,.10); --elevation-3: 0 18px 48px rgba(1,50,119,.14); --elevation-4: 0 26px 72px rgba(1,50,119,.18); --elevation-5: 0 36px 96px rgba(1,31,78,.24); --shadow-glass: 0 18px 52px rgba(1,50,119,.16), inset 0 1px 0 rgba(255,255,255,.62); --shadow-inner: inset 0 1px 2px rgba(1,50,119,.12);
  --gradient-hero: linear-gradient(132deg,#013277 0%,#0d6d87 42%,#179aa1 68%,#fff7f3 160%); --gradient-medical: linear-gradient(145deg,#fff 0%,#eaf4fb 48%,#edf9fa 100%); --gradient-warm: linear-gradient(145deg,#fff 0%,#fff7f3 62%,rgba(246,119,101,.18) 120%); --gradient-cta: linear-gradient(110deg,#013277 0%,#07539d 52%,#013277 100%); --gradient-aurora: radial-gradient(circle at 18% 18%,rgba(23,154,161,.34),transparent 34%),radial-gradient(circle at 84% 24%,rgba(246,119,101,.28),transparent 30%),radial-gradient(circle at 62% 86%,rgba(238,170,54,.18),transparent 34%),linear-gradient(135deg,#dcecf7,#fff7f3); --gradient-overlay: linear-gradient(180deg,rgba(1,50,119,0) 0%,rgba(1,50,119,.84) 100%);
  --motion-instant: 90ms; --motion-medium: 300ms; --motion-deliberate: 620ms; --ease-enter: cubic-bezier(.16,1,.3,1); --ease-exit: cubic-bezier(.7,0,.84,0); --ease-spring: cubic-bezier(.34,1.56,.64,1);
  --z-content: 0; --z-sticky: 300; --z-dropdown: 700; --z-backdrop: 900; --z-modal: 1000; --z-toast: 1200; --z-tooltip: 1300;

  /* Bootstrap theme bridge. */
  --bs-primary: var(--bib-primary);
  --bs-primary-rgb: var(--bib-primary-rgb);
  --bs-secondary: var(--bib-secondary);
  --bs-secondary-rgb: var(--bib-secondary-rgb);
  --bs-body-font-family: var(--font-ui);
  --bs-body-color: var(--bib-text);
  --bs-body-bg: var(--bib-page);
  --bs-border-color: var(--bib-line);
  --bs-border-radius: var(--radius-md);
  --bs-link-color: var(--bib-primary);
  --bs-link-hover-color: #00295f;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 110px;
}

body {
  min-width: 320px;
  margin: 0;
  background:
    radial-gradient(circle at 90% -8%, rgba(var(--bib-secondary-rgb), 0.13), transparent 32rem),
    var(--bib-page);
  color: var(--bib-text);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.uif-lock-scroll {
  overflow: hidden;
}

img,
svg,
video,
canvas,
iframe {
  display: block;
  max-width: 100%;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: var(--bib-primary);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: #00285f;
}

:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--bib-focus) 74%, white);
  outline-offset: 3px;
}

::selection {
  background: rgba(var(--bib-secondary-rgb), 0.25);
  color: var(--bib-primary);
}

.uif-skip-link {
  position: fixed;
  inset: 0 auto auto 1rem;
  z-index: 9999;
  transform: translateY(-130%);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  background: var(--bib-primary);
  color: white;
  padding: 0.8rem 1rem;
  font-weight: 700;
  text-decoration: none;
  transition: transform var(--motion-fast) var(--ease-standard);
}

.uif-skip-link:focus {
  transform: translateY(0);
}

.uif-topbar {
  min-height: 38px;
  background: var(--bib-primary);
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.78rem;
}

.uif-topbar__inner {
  width: min(100% - 2rem, var(--container-xwide));
  min-height: 38px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.uif-topbar strong {
  color: white;
}

.uif-topbar__meta {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  white-space: nowrap;
}

.uif-header {
  position: sticky;
  top: 0;
  z-index: 900;
  height: var(--header-height);
  border-bottom: 1px solid rgba(var(--bib-primary-rgb), 0.1);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.uif-header__inner {
  width: min(100% - 2rem, var(--container-xwide));
  height: 100%;
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.uif-brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 0.78rem;
  color: var(--bib-primary);
  text-decoration: none;
}

.uif-brand__symbol {
  width: 54px;
  height: 54px;
  flex: 0 0 auto;
}

.uif-brand__copy {
  display: grid;
  line-height: 1.1;
}

.uif-brand__name {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.035em;
}

.uif-brand__product {
  margin-top: 0.28rem;
  color: var(--bib-muted);
  font-size: 0.69rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.uif-header__actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.uif-header-action {
  min-height: 42px;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-pill);
  background: white;
  color: var(--bib-primary);
  padding: 0.62rem 0.95rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition:
    transform var(--motion-fast) var(--ease-standard),
    border-color var(--motion-fast) var(--ease-standard),
    background var(--motion-fast) var(--ease-standard),
    box-shadow var(--motion-fast) var(--ease-standard);
}

.uif-header-action:hover {
  transform: translateY(-1px);
  border-color: var(--bib-secondary);
  background: var(--bib-surface-teal);
  color: var(--bib-primary);
  box-shadow: var(--shadow-xs);
}

.uif-header-action--primary {
  border-color: var(--bib-primary);
  background: var(--bib-primary);
  color: white;
}

.uif-header-action--primary:hover {
  border-color: #00295f;
  background: #00295f;
  color: white;
}

.uif-menu-button {
  display: none;
}

.uif-shell {
  width: min(100%, 1920px);
  min-height: calc(100vh - var(--header-height) - 38px);
  margin-inline: auto;
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
}

.uif-sidebar {
  position: sticky;
  top: var(--header-height);
  align-self: start;
  height: calc(100vh - var(--header-height));
  overflow: auto;
  border-right: 1px solid var(--bib-line);
  background: rgba(255, 255, 255, 0.88);
  padding: 1.25rem 1rem 2rem;
  scrollbar-width: thin;
  scrollbar-color: var(--bib-line-strong) transparent;
}

.uif-sidebar__intro {
  margin: 0.15rem 0.5rem 1.25rem;
  padding: 0.9rem;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, white, var(--bib-surface-teal));
}

.uif-sidebar__eyebrow {
  margin: 0 0 0.3rem;
  color: var(--bib-secondary);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.uif-sidebar__title {
  margin: 0;
  color: var(--bib-primary);
  font-size: 0.92rem;
  font-weight: 800;
}

.uif-nav-group + .uif-nav-group {
  margin-top: 1.2rem;
}

.uif-nav-group__title {
  margin: 0 0.45rem 0.45rem;
  color: var(--bib-soft);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.uif-nav {
  display: grid;
  gap: 0.2rem;
}

.uif-nav__link {
  min-height: 42px;
  border-radius: var(--radius-md);
  padding: 0.62rem 0.72rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--bib-text);
  font-size: 0.87rem;
  font-weight: 600;
  text-decoration: none;
  transition:
    background var(--motion-fast) var(--ease-standard),
    color var(--motion-fast) var(--ease-standard),
    transform var(--motion-fast) var(--ease-standard);
}

.uif-nav__link:hover {
  background: var(--bib-surface-soft);
  color: var(--bib-primary);
  transform: translateX(2px);
}

.uif-nav__link[aria-current="page"] {
  background: var(--bib-primary);
  color: white;
  box-shadow: 0 8px 18px rgba(var(--bib-primary-rgb), 0.16);
}

.uif-nav__index {
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 50%;
  background: rgba(var(--bib-secondary-rgb), 0.12);
  color: var(--bib-secondary);
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  font-size: 0.68rem;
  font-weight: 800;
}

.uif-nav__link[aria-current="page"] .uif-nav__index {
  background: rgba(255, 255, 255, 0.16);
  color: white;
}

.uif-main {
  min-width: 0;
  padding-bottom: var(--space-12);
}

.uif-page-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--bib-line);
  background:
    linear-gradient(120deg, rgba(255, 255, 255, 0.96), rgba(255, 247, 243, 0.9) 56%, rgba(237, 249, 250, 0.96));
}

.uif-page-hero::before,
.uif-page-hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.uif-page-hero::before {
  width: 22rem;
  height: 22rem;
  right: -7rem;
  top: -11rem;
  background: rgba(var(--bib-secondary-rgb), 0.12);
}

.uif-page-hero::after {
  width: 13rem;
  height: 13rem;
  right: 12rem;
  bottom: -8rem;
  background: rgba(var(--bib-coral-rgb), 0.09);
}

.uif-page-hero__inner {
  position: relative;
  z-index: 1;
  width: min(100% - 3rem, var(--container-wide));
  margin-inline: auto;
  padding: clamp(3rem, 7vw, 6.5rem) 0 clamp(2.8rem, 6vw, 5.2rem);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(250px, 360px);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: end;
}

.uif-breadcrumbs {
  margin-bottom: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.48rem;
  color: var(--bib-muted);
  font-size: 0.8rem;
}

.uif-breadcrumbs a {
  color: var(--bib-primary);
  font-weight: 600;
}

.uif-kicker {
  margin: 0 0 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--bib-secondary);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.uif-kicker::before {
  content: "";
  width: 2rem;
  height: 2px;
  background: currentColor;
}

.uif-page-title {
  max-width: 14ch;
  margin: 0;
  color: var(--bib-primary);
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5.75rem);
  font-weight: 600;
  line-height: 0.94;
  letter-spacing: -0.045em;
  text-wrap: balance;
}

.uif-page-lead {
  max-width: 760px;
  margin: 1rem 0 0;
  color: var(--bib-muted);
  font-size: clamp(1rem, 1.5vw, 1.18rem);
  line-height: 1.65;
}

.uif-hero-note {
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.78);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(12px);
}

.uif-hero-note__label {
  margin: 0 0 0.6rem;
  color: var(--bib-primary);
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.uif-hero-note p {
  margin: 0;
  color: var(--bib-text);
  font-size: 0.92rem;
}

.uif-hero-note__meta {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--bib-line);
  display: grid;
  gap: 0.42rem;
  color: var(--bib-muted);
  font-size: 0.77rem;
}

.uif-content {
  width: min(100% - 3rem, var(--container-wide));
  margin-inline: auto;
  padding-top: clamp(2.5rem, 5vw, 4.8rem);
}

.uif-content--wide {
  width: min(100% - 3rem, var(--container-xwide));
}

.uif-section {
  scroll-margin-top: 120px;
}

.uif-section + .uif-section {
  margin-top: clamp(3.5rem, 7vw, 6.5rem);
}

.uif-section-header {
  max-width: 880px;
  margin-bottom: 1.7rem;
}

.uif-section-title {
  margin: 0;
  color: var(--bib-primary);
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 4vw, 3.7rem);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.uif-section-title--ui {
  font-family: var(--font-ui);
  font-size: clamp(1.65rem, 3vw, 2.35rem);
  font-weight: 700;
  letter-spacing: -0.025em;
}

.uif-section-copy {
  max-width: 760px;
  margin: 0.75rem 0 0;
  color: var(--bib-muted);
  font-size: 1rem;
}

.uif-note,
.uif-callout {
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-lg);
  background: white;
  padding: 1rem 1.1rem;
}

.uif-note {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
}

.uif-note--info {
  background: var(--bib-info-soft);
}

.uif-note--warm {
  background: var(--bib-surface-warm);
}

.uif-note--warning {
  border-color: color-mix(in srgb, var(--bib-gold) 45%, white);
  background: var(--bib-warning-soft);
}

.uif-note--success {
  border-color: color-mix(in srgb, var(--bib-success) 28%, white);
  background: var(--bib-success-soft);
}

.uif-note__icon {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: white;
  color: var(--bib-primary);
  display: grid;
  place-items: center;
  flex: 0 0 auto;
}

.uif-note p {
  margin: 0;
}

.uif-chip-row,
.uif-inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: center;
}

.uif-chip {
  min-height: 28px;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-pill);
  background: white;
  color: var(--bib-primary);
  padding: 0.28rem 0.64rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.045em;
  line-height: 1;
  text-transform: uppercase;
}

.uif-chip--teal {
  border-color: rgba(var(--bib-secondary-rgb), 0.34);
  background: var(--bib-surface-teal);
  color: #006e73;
}

.uif-chip--coral {
  border-color: rgba(var(--bib-coral-rgb), 0.42);
  background: #fff1ee;
  color: #8c2f24;
}

.uif-chip--navy {
  border-color: var(--bib-primary);
  background: var(--bib-primary);
  color: white;
}

.uif-grid {
  display: grid;
  gap: 1.25rem;
}

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

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

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

.uif-grid--auto {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
}

.uif-grid--icons {
  grid-template-columns: repeat(auto-fit, minmax(185px, 1fr));
}

.uif-panel {
  min-width: 0;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: var(--bib-surface);
  padding: clamp(1.25rem, 2.8vw, 2rem);
  box-shadow: var(--shadow-xs);
}

.uif-panel--soft {
  background: var(--bib-surface-soft);
}

.uif-panel--warm {
  background: var(--bib-surface-warm);
}

.uif-panel--dark {
  border-color: rgba(255, 255, 255, 0.14);
  background: var(--bib-primary);
  color: white;
}

.uif-panel--dark h2,
.uif-panel--dark h3,
.uif-panel--dark h4,
.uif-panel--dark p,
.uif-panel--dark a {
  color: inherit;
}

.uif-panel__title {
  margin: 0 0 1rem;
  color: var(--bib-primary);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.015em;
}

.uif-panel__title--display {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
}

.uif-metric {
  display: grid;
  gap: 0.25rem;
}

.uif-metric__value {
  color: var(--bib-primary);
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.uif-metric__label {
  color: var(--bib-muted);
  font-size: 0.82rem;
}

/* Layout page */
.uif-layout-stage {
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: #dcebf5;
  padding-block: 1.4rem;
}

.uif-container-demo {
  min-height: 84px;
  margin-inline: auto;
  border: 2px dashed rgba(var(--bib-primary-rgb), 0.28);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.84);
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.uif-container-demo + .uif-container-demo {
  margin-top: 1rem;
}

.uif-container-demo--narrow { width: min(calc(100% - 2rem), var(--container-narrow)); }
.uif-container-demo--default { width: min(calc(100% - 2rem), var(--container-default)); }
.uif-container-demo--wide { width: min(calc(100% - 2rem), var(--container-wide)); }
.uif-container-demo--xwide { width: min(calc(100% - 2rem), var(--container-xwide)); }
.uif-container-demo--fluid { width: calc(100% - 2rem); }

.uif-full-bleed {
  position: relative;
  left: 50%;
  width: 100vw;
  margin-left: -50vw;
}

.uif-full-bleed__inner {
  padding: clamp(2rem, 6vw, 5rem) max(1.5rem, calc((100vw - var(--container-wide)) / 2));
}

.uif-ruler {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  color: var(--bib-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.uif-ruler::before,
.uif-ruler::after {
  content: "";
  height: 1px;
  background: var(--bib-line-strong);
  flex: 1;
}

.uif-space-scale {
  display: grid;
  gap: 0.7rem;
}

.uif-space-item {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr) 80px;
  gap: 1rem;
  align-items: center;
}

.uif-space-bar {
  height: 16px;
  width: var(--bar-width);
  max-width: 100%;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--bib-primary), var(--bib-secondary));
}

/* Color page */
.uif-color-card {
  overflow: hidden;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: white;
  box-shadow: var(--shadow-xs);
}

.uif-color-card__swatch {
  min-height: 150px;
  background: var(--swatch);
  display: flex;
  align-items: flex-end;
  padding: 1rem;
}

.uif-color-card__swatch span {
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.88);
  color: var(--bib-text);
  padding: 0.35rem 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  box-shadow: var(--shadow-xs);
}

.uif-color-card__body {
  padding: 1rem;
}

.uif-color-card__body h3 {
  margin: 0;
  color: var(--bib-primary);
  font-size: 1rem;
  font-weight: 800;
}

.uif-color-card__body p {
  margin: 0.4rem 0 0;
  color: var(--bib-muted);
  font-size: 0.82rem;
}

.uif-alpha-scale {
  display: grid;
  grid-template-columns: repeat(10, minmax(0, 1fr));
  overflow: hidden;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-lg);
}

.uif-alpha-scale__item {
  min-height: 86px;
  background: rgba(var(--alpha-rgb), var(--alpha));
  display: grid;
  place-items: end center;
  padding: 0.5rem;
  color: var(--bib-text);
  font-family: var(--font-mono);
  font-size: 0.66rem;
}

.uif-gradient-sample {
  min-height: 180px;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: var(--gradient);
  padding: 1.25rem;
  display: flex;
  align-items: flex-end;
  color: var(--bib-primary);
  font-weight: 800;
}

/* Typography */
.uif-font-status {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.uif-font-status__item {
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-pill);
  background: white;
  padding: 0.5rem 0.72rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--bib-muted);
  font-size: 0.76rem;
  font-weight: 700;
}

.uif-font-status__dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--bib-gold);
}

.uif-font-status__item[data-loaded="true"] .uif-font-status__dot {
  background: var(--bib-success);
}

.uif-type-family {
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: white;
  overflow: hidden;
}

.uif-type-family__header {
  padding: 1.4rem 1.6rem;
  border-bottom: 1px solid var(--bib-line);
  background: linear-gradient(120deg, white, var(--bib-surface-teal));
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: start;
}

.uif-type-family__name {
  margin: 0;
  color: var(--bib-primary);
  font-size: 1.2rem;
  font-weight: 800;
}

.uif-type-family__description {
  margin: 0.35rem 0 0;
  color: var(--bib-muted);
  font-size: 0.84rem;
}

.uif-type-specimen {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 1.4rem;
  padding: 1.25rem 1.6rem;
  align-items: start;
}

.uif-type-specimen + .uif-type-specimen {
  border-top: 1px solid var(--bib-line);
}

.uif-type-specimen__meta {
  color: var(--bib-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.uif-type-specimen__weight {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--bib-primary);
  font-family: var(--font-ui);
  font-size: 0.92rem;
  font-weight: 800;
}

.uif-type-specimen__sample {
  min-width: 0;
  color: var(--bib-primary);
  font-family: var(--specimen-font);
  font-size: clamp(1.6rem, 3vw, 2.55rem);
  font-style: var(--specimen-style, normal);
  font-weight: var(--specimen-weight, 400);
  line-height: 1.18;
  overflow-wrap: anywhere;
}

.uif-type-specimen__glyphs {
  margin-top: 0.55rem;
  color: var(--bib-muted);
  font-family: var(--specimen-font);
  font-size: 1rem;
  font-style: var(--specimen-style, normal);
  font-weight: var(--specimen-weight, 400);
  letter-spacing: 0.04em;
}

.uif-type-scale {
  display: grid;
  gap: 0;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: white;
  overflow: hidden;
}

.uif-type-scale__row {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 1.5rem;
  padding: 1.25rem 1.5rem;
  align-items: baseline;
}

.uif-type-scale__row + .uif-type-scale__row {
  border-top: 1px solid var(--bib-line);
}

.uif-type-scale__meta {
  color: var(--bib-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.uif-type-scale__example {
  margin: 0;
}

.uif-variable-demo {
  display: grid;
  gap: 1rem;
}

.uif-variable-demo__sample {
  color: var(--bib-primary);
  font-family: var(--variable-font);
  font-size: clamp(2rem, 5vw, 4rem);
  font-style: var(--variable-style, normal);
  font-weight: var(--variable-weight, 600);
  line-height: 1;
}

/* Buttons and links */
.uif-button-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.uif-btn {
  --uif-btn-bg: var(--bib-primary);
  --uif-btn-color: white;
  --uif-btn-border: var(--bib-primary);
  --uif-btn-hover-bg: #00295f;
  --uif-btn-hover-color: white;
  --uif-btn-hover-border: #00295f;
  min-height: 48px;
  border: 1px solid var(--uif-btn-border);
  border-radius: var(--radius-pill);
  background: var(--uif-btn-bg);
  color: var(--uif-btn-color);
  padding: 0.72rem 1.2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-weight: 750;
  line-height: 1.1;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 8px 18px rgba(var(--bib-primary-rgb), 0.11);
  transition:
    transform var(--motion-fast) var(--ease-standard),
    box-shadow var(--motion-fast) var(--ease-standard),
    background var(--motion-fast) var(--ease-standard),
    border-color var(--motion-fast) var(--ease-standard),
    color var(--motion-fast) var(--ease-standard);
}

.uif-btn:hover {
  transform: translateY(-2px);
  border-color: var(--uif-btn-hover-border);
  background: var(--uif-btn-hover-bg);
  color: var(--uif-btn-hover-color);
  box-shadow: 0 14px 26px rgba(var(--bib-primary-rgb), 0.16);
}

.uif-btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-xs);
}

.uif-btn:disabled,
.uif-btn[aria-disabled="true"] {
  opacity: 0.52;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.uif-btn--secondary {
  --uif-btn-bg: var(--bib-secondary);
  --uif-btn-color: #062e31;
  --uif-btn-border: var(--bib-secondary);
  --uif-btn-hover-bg: #12858b;
  --uif-btn-hover-color: white;
  --uif-btn-hover-border: #12858b;
  box-shadow: 0 8px 18px rgba(var(--bib-secondary-rgb), 0.15);
}

.uif-btn--coral {
  --uif-btn-bg: var(--bib-coral);
  --uif-btn-color: #3b1712;
  --uif-btn-border: var(--bib-coral);
  --uif-btn-hover-bg: #eb6553;
  --uif-btn-hover-color: #2b100c;
  --uif-btn-hover-border: #eb6553;
  box-shadow: 0 8px 18px rgba(var(--bib-coral-rgb), 0.18);
}

.uif-btn--outline {
  --uif-btn-bg: transparent;
  --uif-btn-color: var(--bib-primary);
  --uif-btn-border: var(--bib-primary);
  --uif-btn-hover-bg: var(--bib-primary);
  --uif-btn-hover-color: white;
  --uif-btn-hover-border: var(--bib-primary);
  box-shadow: none;
}

.uif-btn--quiet {
  --uif-btn-bg: var(--bib-surface-soft);
  --uif-btn-color: var(--bib-primary);
  --uif-btn-border: var(--bib-surface-soft);
  --uif-btn-hover-bg: var(--bib-line);
  --uif-btn-hover-color: var(--bib-primary);
  --uif-btn-hover-border: var(--bib-line);
  box-shadow: none;
}

.uif-btn--sm {
  min-height: 38px;
  padding: 0.55rem 0.88rem;
  font-size: 0.83rem;
}

.uif-btn--lg {
  min-height: 56px;
  padding: 0.9rem 1.45rem;
  font-size: 1.05rem;
}

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

.uif-btn--icon {
  width: 48px;
  padding-inline: 0;
}

.uif-btn__spinner {
  width: 1rem;
  height: 1rem;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: uif-spin 700ms linear infinite;
}

.uif-text-action {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--bib-primary);
  font-weight: 750;
  text-decoration: none;
}

.uif-text-action:hover {
  color: var(--bib-secondary);
}

.uif-text-action .uif-icon {
  transition: transform var(--motion-fast) var(--ease-standard);
}

.uif-text-action:hover .uif-icon {
  transform: translateX(3px);
}

.uif-link-sample {
  min-height: 74px;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-lg);
  background: white;
  padding: 1rem;
  display: grid;
  align-content: center;
  gap: 0.25rem;
}

.uif-link-sample small {
  color: var(--bib-muted);
}

/* Bootstrap scoped brand mapping */
.uif-bootstrap-demo .btn {
  --bs-btn-border-radius: 999px;
  --bs-btn-font-weight: 700;
  --bs-btn-padding-y: 0.67rem;
  --bs-btn-padding-x: 1.05rem;
  --bs-btn-transition: color var(--motion-fast) var(--ease-standard), background-color var(--motion-fast) var(--ease-standard), border-color var(--motion-fast) var(--ease-standard), box-shadow var(--motion-fast) var(--ease-standard), transform var(--motion-fast) var(--ease-standard);
}

.uif-bootstrap-demo .btn:hover {
  transform: translateY(-1px);
}

.uif-bootstrap-demo .btn-primary {
  --bs-btn-color: #fff;
  --bs-btn-bg: var(--bib-primary);
  --bs-btn-border-color: var(--bib-primary);
  --bs-btn-hover-color: #fff;
  --bs-btn-hover-bg: #00295f;
  --bs-btn-hover-border-color: #00295f;
  --bs-btn-active-bg: #00275a;
  --bs-btn-active-border-color: #00275a;
  --bs-btn-disabled-bg: var(--bib-primary);
  --bs-btn-disabled-border-color: var(--bib-primary);
}

.uif-bootstrap-demo .btn-secondary {
  --bs-btn-color: #062e31;
  --bs-btn-bg: var(--bib-secondary);
  --bs-btn-border-color: var(--bib-secondary);
  --bs-btn-hover-color: #fff;
  --bs-btn-hover-bg: #12858b;
  --bs-btn-hover-border-color: #12858b;
  --bs-btn-active-bg: #0f7a80;
  --bs-btn-active-border-color: #0f7a80;
}

.uif-bootstrap-demo .btn-warning {
  --bs-btn-color: #3c2500;
  --bs-btn-bg: var(--bib-gold);
  --bs-btn-border-color: var(--bib-gold);
  --bs-btn-hover-color: #2c1c00;
  --bs-btn-hover-bg: #dfa02d;
  --bs-btn-hover-border-color: #dfa02d;
}

.uif-bootstrap-demo .btn-info {
  --bs-btn-color: #052e34;
  --bs-btn-bg: #8cdde1;
  --bs-btn-border-color: #8cdde1;
  --bs-btn-hover-color: #052e34;
  --bs-btn-hover-bg: #76cfd4;
  --bs-btn-hover-border-color: #76cfd4;
}

.uif-bootstrap-demo .btn-outline-primary {
  --bs-btn-color: var(--bib-primary);
  --bs-btn-border-color: var(--bib-primary);
  --bs-btn-hover-color: #fff;
  --bs-btn-hover-bg: var(--bib-primary);
  --bs-btn-hover-border-color: var(--bib-primary);
}

.uif-bootstrap-demo .btn-outline-secondary {
  --bs-btn-color: #06757b;
  --bs-btn-border-color: var(--bib-secondary);
  --bs-btn-hover-color: #062e31;
  --bs-btn-hover-bg: var(--bib-secondary);
  --bs-btn-hover-border-color: var(--bib-secondary);
}

.uif-bootstrap-demo .card,
.uif-bootstrap-demo .accordion-item,
.uif-bootstrap-demo .list-group-item,
.uif-bootstrap-demo .alert,
.uif-bootstrap-demo .modal-content,
.uif-bootstrap-demo .offcanvas {
  border-color: var(--bib-line);
}

.uif-bootstrap-demo .card,
.uif-bootstrap-demo .modal-content,
.uif-bootstrap-demo .offcanvas {
  border-radius: var(--radius-xl);
}

/* Forms */
.uif-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
}

.uif-field {
  min-width: 0;
}

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

.uif-label {
  margin-bottom: 0.42rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--bib-primary);
  font-size: 0.83rem;
  font-weight: 700;
}

.uif-label__optional {
  color: var(--bib-muted);
  font-weight: 500;
}

.uif-control,
.uif-select,
.uif-textarea {
  width: 100%;
  min-height: 50px;
  border: 1px solid var(--bib-line-strong);
  border-radius: var(--radius-md);
  background: white;
  color: var(--bib-text);
  padding: 0.74rem 0.88rem;
  outline: none;
  transition:
    border-color var(--motion-fast) var(--ease-standard),
    box-shadow var(--motion-fast) var(--ease-standard),
    background var(--motion-fast) var(--ease-standard);
}

.uif-control:hover,
.uif-select:hover,
.uif-textarea:hover {
  border-color: var(--bib-secondary);
}

.uif-control:focus,
.uif-select:focus,
.uif-textarea:focus {
  border-color: var(--bib-primary);
  box-shadow: 0 0 0 4px rgba(var(--bib-primary-rgb), 0.1);
}

.uif-textarea {
  min-height: 140px;
  resize: vertical;
}

.uif-control:disabled,
.uif-select:disabled,
.uif-textarea:disabled {
  background: #edf2f5;
  color: var(--bib-soft);
  cursor: not-allowed;
}

.uif-control[aria-invalid="true"],
.uif-select[aria-invalid="true"],
.uif-textarea[aria-invalid="true"] {
  border-color: var(--bib-danger);
  background: var(--bib-danger-soft);
}

.uif-control[data-valid="true"],
.uif-select[data-valid="true"],
.uif-textarea[data-valid="true"] {
  border-color: var(--bib-success);
  background: var(--bib-success-soft);
}

.uif-help,
.uif-error,
.uif-success-message {
  margin-top: 0.42rem;
  font-size: 0.76rem;
}

.uif-help { color: var(--bib-muted); }
.uif-error { color: var(--bib-danger); font-weight: 650; }
.uif-success-message { color: var(--bib-success); font-weight: 650; }

.uif-input-group {
  display: flex;
}

.uif-input-group .uif-control {
  min-width: 0;
  border-radius: 0;
}

.uif-input-group > :first-child {
  border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.uif-input-group > :last-child {
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.uif-input-addon {
  min-width: 48px;
  border: 1px solid var(--bib-line-strong);
  background: var(--bib-surface-soft);
  color: var(--bib-primary);
  padding: 0 0.85rem;
  display: grid;
  place-items: center;
  font-weight: 700;
}

.uif-check-list {
  display: grid;
  gap: 0.75rem;
}

.uif-check {
  display: inline-flex;
  align-items: flex-start;
  gap: 0.7rem;
  color: var(--bib-text);
  cursor: pointer;
}

.uif-check input {
  width: 1.15rem;
  height: 1.15rem;
  margin: 0.2rem 0 0;
  flex: 0 0 auto;
  accent-color: var(--bib-primary);
}

.uif-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
}

.uif-switch input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.uif-switch__track {
  position: relative;
  width: 50px;
  height: 28px;
  border: 1px solid var(--bib-line-strong);
  border-radius: var(--radius-pill);
  background: #dfe9ef;
  transition: background var(--motion-fast) var(--ease-standard), border-color var(--motion-fast) var(--ease-standard);
}

.uif-switch__track::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: white;
  box-shadow: 0 2px 8px rgba(18, 35, 48, 0.18);
  transition: transform var(--motion-fast) var(--ease-standard);
}

.uif-switch input:checked + .uif-switch__track {
  border-color: var(--bib-primary);
  background: var(--bib-primary);
}

.uif-switch input:checked + .uif-switch__track::after {
  transform: translateX(22px);
}

.uif-switch input:focus-visible + .uif-switch__track {
  outline: 3px solid color-mix(in srgb, var(--bib-focus) 74%, white);
  outline-offset: 3px;
}

.uif-multiselect {
  position: relative;
}

.uif-multiselect__trigger {
  width: 100%;
  min-height: 50px;
  border: 1px solid var(--bib-line-strong);
  border-radius: var(--radius-md);
  background: white;
  color: var(--bib-text);
  padding: 0.74rem 0.88rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
}

.uif-multiselect__menu {
  position: absolute;
  z-index: 80;
  top: calc(100% + 0.45rem);
  left: 0;
  right: 0;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-lg);
  background: white;
  padding: 0.7rem;
  box-shadow: var(--shadow-md);
}

.uif-multiselect__menu[hidden] {
  display: none;
}

/* Cards */
.uif-card {
  position: relative;
  min-width: 0;
  height: 100%;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: white;
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  box-shadow: var(--shadow-xs);
  transition:
    transform var(--motion-base) var(--ease-emphasized),
    border-color var(--motion-fast) var(--ease-standard),
    box-shadow var(--motion-base) var(--ease-emphasized);
}

.uif-card:hover {
  transform: translateY(-4px);
  border-color: var(--bib-line-strong);
  box-shadow: var(--shadow-md);
}

.uif-card--accent {
  border-color: rgba(var(--bib-coral-rgb), 0.55);
  background: linear-gradient(160deg, white 0%, #fff9f7 100%);
}

.uif-card--teal {
  background: linear-gradient(160deg, white 0%, var(--bib-surface-teal) 100%);
}

.uif-card--horizontal {
  flex-direction: row;
  align-items: stretch;
}

.uif-card__media {
  min-height: 170px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(145deg, var(--bib-surface-soft), var(--bib-surface-teal));
  display: grid;
  place-items: center;
}

.uif-card--horizontal .uif-card__media {
  width: min(38%, 260px);
  min-height: 100%;
  flex: 0 0 auto;
}

.uif-card__icon {
  width: 52px;
  height: 52px;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-lg);
  background: white;
  color: var(--bib-secondary);
  display: grid;
  place-items: center;
}

.uif-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.uif-card__eyebrow {
  color: var(--bib-secondary);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.uif-card__title {
  margin: 0;
  color: var(--bib-primary);
  font-size: 1.08rem;
  font-weight: 750;
  line-height: 1.32;
}

.uif-card__copy {
  margin: 0;
  color: var(--bib-muted);
  font-size: 0.9rem;
}

.uif-card__footer {
  margin-top: auto;
  padding-top: 0.25rem;
}

.uif-avatar {
  width: 72px;
  height: 72px;
  border: 4px solid white;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--bib-secondary), var(--bib-primary));
  color: white;
  display: grid;
  place-items: center;
  font-size: 1.2rem;
  font-weight: 800;
  box-shadow: var(--shadow-sm);
}

.uif-price {
  color: var(--bib-primary);
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.uif-price small {
  color: var(--bib-muted);
  font-size: 0.78rem;
  font-weight: 500;
}

.uif-rating {
  display: inline-flex;
  align-items: center;
  gap: 0.18rem;
  color: var(--bib-gold);
}

.uif-card--disabled {
  opacity: 0.58;
  filter: grayscale(0.25);
  pointer-events: none;
}

/* Navigation showcase */
.uif-demo-header {
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: white;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.uif-demo-header__bar {
  min-height: 76px;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.uif-demo-header__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--bib-primary);
  font-weight: 800;
  text-decoration: none;
}

.uif-demo-header__logo img {
  width: 44px;
  height: 44px;
}

.uif-demo-header__nav {
  margin-left: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.15rem;
}

.uif-demo-header__nav a {
  border-radius: var(--radius-md);
  padding: 0.55rem 0.72rem;
  color: var(--bib-text);
  font-size: 0.82rem;
  font-weight: 650;
  text-decoration: none;
}

.uif-demo-header__nav a:hover,
.uif-demo-header__nav a[aria-current="page"] {
  background: var(--bib-surface-soft);
  color: var(--bib-primary);
}

.uif-bottom-nav {
  max-width: 420px;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: white;
  padding: 0.65rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.45rem;
  box-shadow: var(--shadow-sm);
}

.uif-bottom-nav a {
  border-radius: var(--radius-lg);
  padding: 0.62rem 0.35rem;
  display: grid;
  justify-items: center;
  gap: 0.28rem;
  color: var(--bib-muted);
  font-size: 0.7rem;
  font-weight: 700;
  text-decoration: none;
}

.uif-bottom-nav a[aria-current="page"] {
  background: var(--bib-primary);
  color: white;
}

/* Icons */
.uif-icon {
  width: 1em;
  height: 1em;
  fill: currentColor;
  flex: 0 0 auto;
}

.uif-icon-card {
  min-height: 130px;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-lg);
  background: white;
  padding: 1rem;
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 0.9rem;
  align-items: center;
}

.uif-icon-card__visual {
  width: 52px;
  height: 52px;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-lg);
  background: var(--bib-surface-teal);
  color: var(--bib-secondary);
  display: grid;
  place-items: center;
  font-size: 1.42rem;
}

.uif-icon-card h3 {
  margin: 0;
  color: var(--bib-primary);
  font-size: 0.92rem;
  font-weight: 800;
}

.uif-icon-card p {
  margin: 0.25rem 0 0;
  color: var(--bib-muted);
  font-size: 0.75rem;
}

.uif-icon-scale {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 1.2rem;
}

.uif-icon-scale__item {
  display: grid;
  justify-items: center;
  gap: 0.45rem;
  color: var(--bib-primary);
}

.uif-icon-scale__item small {
  color: var(--bib-muted);
  font-family: var(--font-mono);
}

/* Tables and lists */
.uif-table-wrap {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: white;
}

.uif-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
}

.uif-table th,
.uif-table td {
  padding: 0.95rem 1rem;
  border-bottom: 1px solid var(--bib-line);
  text-align: left;
  vertical-align: top;
}

.uif-table th {
  background: var(--bib-primary);
  color: white;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.uif-table tbody tr:hover {
  background: var(--bib-surface-teal);
}

.uif-table tbody tr:last-child td {
  border-bottom: 0;
}

.uif-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.7rem;
}

.uif-list__item {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
}

.uif-list__marker {
  width: 1.55rem;
  height: 1.55rem;
  margin-top: 0.05rem;
  border-radius: 50%;
  background: var(--bib-surface-teal);
  color: var(--bib-secondary);
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  font-size: 0.68rem;
}

/* Feedback and system states */
.uif-alert {
  border: 1px solid var(--alert-border, var(--bib-line));
  border-radius: var(--radius-lg);
  background: var(--alert-bg, white);
  padding: 1rem 1.1rem;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.8rem;
  align-items: start;
}

.uif-alert--info { --alert-bg: var(--bib-info-soft); --alert-border: #b4dce6; }
.uif-alert--success { --alert-bg: var(--bib-success-soft); --alert-border: #b7dfc3; }
.uif-alert--warning { --alert-bg: var(--bib-warning-soft); --alert-border: #f2d49a; }
.uif-alert--danger { --alert-bg: var(--bib-danger-soft); --alert-border: #f0b8b1; }

.uif-alert__title {
  margin: 0;
  color: var(--bib-primary);
  font-size: 0.9rem;
  font-weight: 800;
}

.uif-alert__copy {
  margin: 0.2rem 0 0;
  color: var(--bib-muted);
  font-size: 0.82rem;
}

.uif-alert__close {
  border: 0;
  background: transparent;
  color: var(--bib-muted);
  cursor: pointer;
}

.uif-state {
  min-height: 250px;
  border: 1px dashed var(--bib-line-strong);
  border-radius: var(--radius-xl);
  background: white;
  padding: 2rem;
  display: grid;
  place-items: center;
  text-align: center;
}

.uif-state__icon {
  width: 72px;
  height: 72px;
  margin-inline: auto;
  border-radius: 50%;
  background: var(--bib-surface-teal);
  color: var(--bib-secondary);
  display: grid;
  place-items: center;
  font-size: 2rem;
}

.uif-state h3 {
  margin: 1rem 0 0;
  color: var(--bib-primary);
  font-size: 1.1rem;
  font-weight: 800;
}

.uif-state p {
  max-width: 42ch;
  margin: 0.45rem auto 0;
  color: var(--bib-muted);
  font-size: 0.86rem;
}

.uif-progress {
  width: 100%;
  height: 10px;
  overflow: hidden;
  border-radius: var(--radius-pill);
  background: #dfeaf1;
}

.uif-progress__bar {
  width: var(--progress, 40%);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--bib-primary), var(--bib-secondary));
}

.uif-skeleton {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: #e5edf3;
}

.uif-skeleton::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.72), transparent);
  animation: uif-shimmer 1.4s infinite;
}

.uif-toast-stack {
  display: grid;
  gap: 0.8rem;
}

.uif-toast {
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-lg);
  background: white;
  padding: 0.9rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  box-shadow: var(--shadow-sm);
}

/* Vendor widgets */
.uif-swiper {
  overflow: hidden;
  padding: 0.25rem 0.25rem 2.6rem;
}

.uif-swiper .swiper-slide {
  height: auto;
}

.uif-swiper .swiper-pagination-bullet-active {
  background: var(--bib-secondary);
}

.uif-swiper .swiper-button-next,
.uif-swiper .swiper-button-prev {
  width: 42px;
  height: 42px;
  border: 1px solid var(--bib-line);
  border-radius: 50%;
  background: white;
  color: var(--bib-primary);
  box-shadow: var(--shadow-sm);
}

.uif-swiper .swiper-button-next::after,
.uif-swiper .swiper-button-prev::after {
  font-size: 0.92rem;
  font-weight: 800;
}

.uif-gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.uif-gallery-item {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: white;
  box-shadow: var(--shadow-xs);
}

.uif-gallery-item img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform var(--motion-slow) var(--ease-emphasized);
}

.uif-gallery-item:hover img {
  transform: scale(1.025);
}

.uif-gallery-item__caption {
  padding: 0.9rem 1rem;
  color: var(--bib-primary);
  font-weight: 750;
}

.uif-sandbox-frame {
  width: 100%;
  min-height: 520px;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: white;
}

/* Motion */
.uif-motion-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.uif-motion-card {
  min-height: 190px;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: white;
  padding: 1.25rem;
  display: grid;
  place-items: center;
  text-align: center;
}

.uif-motion-object {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-xl);
  background: linear-gradient(145deg, var(--bib-secondary), var(--bib-primary));
  box-shadow: var(--shadow-sm);
}

.uif-motion-card[data-demo="lift"]:hover .uif-motion-object { transform: translateY(-10px); }
.uif-motion-card[data-demo="scale"]:hover .uif-motion-object { transform: scale(1.12) rotate(2deg); }
.uif-motion-card[data-demo="fade"]:hover .uif-motion-object { opacity: 0.36; }
.uif-motion-card[data-demo="slide"]:hover .uif-motion-object { transform: translateX(28px); }

.uif-motion-object {
  transition: transform var(--motion-base) var(--ease-emphasized), opacity var(--motion-base) var(--ease-standard);
}

.uif-pulse {
  animation: uif-pulse 1.8s var(--ease-standard) infinite;
}

/* Responsive page */
.uif-viewport-grid {
  display: grid;
  gap: 1.5rem;
}

.uif-viewport {
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: #dbe8f1;
  padding: 1rem;
  overflow: auto;
}

.uif-viewport__label {
  margin-bottom: 0.7rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--bib-primary);
  font-size: 0.8rem;
  font-weight: 800;
}

.uif-viewport__canvas {
  width: var(--viewport-width);
  min-height: 360px;
  border: 1px solid #aac8dd;
  border-radius: var(--radius-lg);
  background: white;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.uif-viewport__canvas iframe {
  width: 100%;
  height: 420px;
  border: 0;
}

.uif-breakpoint {
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-lg);
  background: white;
  padding: 1rem;
}

.uif-breakpoint__range {
  color: var(--bib-secondary);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 700;
}

/* Accessibility and checklist */
.uif-focus-gallery {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.uif-contrast-sample {
  min-height: 130px;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-lg);
  background: var(--contrast-bg);
  color: var(--contrast-fg);
  padding: 1rem;
  display: grid;
  align-content: space-between;
}

.uif-contrast-sample strong {
  font-size: 1rem;
}

.uif-checklist {
  display: grid;
  gap: 0.8rem;
}

.uif-checklist-item {
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-lg);
  background: white;
  padding: 1rem;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.8rem;
  align-items: start;
}

.uif-checklist-item input {
  width: 1.2rem;
  height: 1.2rem;
  margin-top: 0.15rem;
  accent-color: var(--bib-success);
}

.uif-checklist-item__title {
  margin: 0;
  color: var(--bib-primary);
  font-size: 0.9rem;
  font-weight: 800;
}

.uif-checklist-item__copy {
  margin: 0.25rem 0 0;
  color: var(--bib-muted);
  font-size: 0.8rem;
}

.uif-checklist-item__id {
  border-radius: var(--radius-pill);
  background: var(--bib-surface-soft);
  color: var(--bib-primary);
  padding: 0.25rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  white-space: nowrap;
}

.uif-review-progress {
  position: sticky;
  top: calc(var(--header-height) + 1rem);
  z-index: 20;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.94);
  padding: 1rem;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(14px);
}

.uif-review-progress__meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.55rem;
  color: var(--bib-primary);
  font-size: 0.82rem;
  font-weight: 800;
}

/* Footer */
.uif-footer {
  width: min(100% - 3rem, var(--container-wide));
  margin: var(--space-11) auto 0;
  border-top: 1px solid var(--bib-line);
  padding: 2rem 0 0;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--bib-muted);
  font-size: 0.76rem;
}

.uif-footer strong {
  color: var(--bib-primary);
}

/* Drawer */
.uif-drawer-backdrop {
  position: fixed;
  z-index: 949;
  inset: 0;
  background: rgba(1, 23, 56, 0.48);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--motion-base) var(--ease-standard), visibility var(--motion-base) var(--ease-standard);
}

.uif-drawer-backdrop[data-open="true"] {
  opacity: 1;
  visibility: visible;
}

/* Utility */
.uif-visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.uif-mono {
  font-family: var(--font-mono);
}

.uif-muted {
  color: var(--bib-muted);
}

.uif-text-primary {
  color: var(--bib-primary);
}

.uif-text-secondary {
  color: var(--bib-secondary);
}

.uif-divider {
  height: 1px;
  background: var(--bib-line);
}

.uif-stack-sm > * + * { margin-top: 0.6rem; }
.uif-stack > * + * { margin-top: 1rem; }
.uif-stack-lg > * + * { margin-top: 1.5rem; }

@keyframes uif-spin {
  to { transform: rotate(360deg); }
}

@keyframes uif-shimmer {
  100% { transform: translateX(100%); }
}

@keyframes uif-pulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(var(--bib-secondary-rgb), 0.25); }
  50% { transform: scale(1.04); box-shadow: 0 0 0 14px rgba(var(--bib-secondary-rgb), 0); }
}

@media (max-width: 1180px) {
  :root {
    --sidebar-width: 264px;
  }

  .uif-page-hero__inner {
    grid-template-columns: minmax(0, 1fr) 290px;
  }

  .uif-grid--4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 980px) {
  .uif-topbar__meta span:not(:last-child) {
    display: none;
  }

  .uif-menu-button {
    display: inline-flex;
  }

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

  .uif-sidebar {
    position: fixed;
    z-index: 950;
    top: 0;
    left: 0;
    width: min(88vw, 340px);
    height: 100dvh;
    transform: translateX(-102%);
    border-right: 1px solid var(--bib-line);
    box-shadow: var(--shadow-lg);
    transition: transform var(--motion-base) var(--ease-emphasized);
  }

  .uif-sidebar[data-open="true"] {
    transform: translateX(0);
  }

  .uif-page-hero__inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .uif-hero-note {
    max-width: 620px;
  }

  .uif-grid--3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .uif-demo-header__nav {
    display: none;
  }
}

@media (max-width: 760px) {
  :root {
    --header-height: 68px;
  }

  .uif-topbar__inner,
  .uif-header__inner {
    width: min(100% - 1.25rem, var(--container-xwide));
  }

  .uif-brand__product {
    display: none;
  }

  .uif-brand__symbol {
    width: 44px;
    height: 44px;
  }

  .uif-header-action__label {
    display: none;
  }

  .uif-page-hero__inner,
  .uif-content,
  .uif-content--wide,
  .uif-footer {
    width: min(100% - 1.5rem, var(--container-wide));
  }

  .uif-page-title {
    font-size: clamp(2.75rem, 14vw, 4.2rem);
  }

  .uif-grid--2,
  .uif-grid--3,
  .uif-grid--4,
  .uif-form-grid,
  .uif-gallery-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .uif-type-family__header,
  .uif-type-specimen,
  .uif-type-scale__row {
    grid-template-columns: minmax(0, 1fr);
  }

  .uif-type-family__header {
    gap: 0.65rem;
  }

  .uif-type-specimen {
    gap: 0.65rem;
  }

  .uif-type-specimen__sample {
    font-size: clamp(1.45rem, 8vw, 2.2rem);
  }

  .uif-alpha-scale {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .uif-card--horizontal {
    flex-direction: column;
  }

  .uif-card--horizontal .uif-card__media {
    width: 100%;
    min-height: 190px;
  }

  .uif-footer {
    flex-direction: column;
  }

  .uif-space-item {
    grid-template-columns: 70px minmax(0, 1fr) 54px;
    gap: 0.65rem;
  }

  .uif-checklist-item {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .uif-checklist-item__id {
    grid-column: 2;
    justify-self: start;
  }
}

@media (max-width: 480px) {
  .uif-topbar__inner {
    font-size: 0.7rem;
  }

  .uif-topbar__meta {
    display: none;
  }

  .uif-brand__name {
    font-size: 0.98rem;
  }

  .uif-header-action--primary {
    display: none;
  }

  .uif-page-hero__inner {
    padding-top: 2.4rem;
  }

  .uif-panel,
  .uif-card {
    border-radius: var(--radius-lg);
  }

  .uif-button-group {
    align-items: stretch;
  }

  .uif-button-group > .uif-btn,
  .uif-button-group > .btn {
    flex: 1 1 100%;
  }

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

  .uif-icon-card {
    grid-template-columns: 44px minmax(0, 1fr);
  }

  .uif-icon-card__visual {
    width: 44px;
    height: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}

html[data-motion="off"] *,
html[data-motion="off"] *::before,
html[data-motion="off"] *::after {
  animation-duration: 0.001ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: 0.001ms !important;
}

@media print {
  .uif-topbar,
  .uif-header,
  .uif-sidebar,
  .uif-drawer-backdrop,
  .uif-footer,
  .uif-review-progress {
    display: none !important;
  }

  .uif-shell {
    display: block;
  }

  .uif-page-hero,
  .uif-panel,
  .uif-card {
    box-shadow: none !important;
  }

  .uif-page-hero__inner,
  .uif-content,
  .uif-content--wide {
    width: 100%;
  }
}

/* v0.1.2 QA corrections: keep full-bleed specimens inside the application canvas. */
.uif-full-bleed {
  left: auto;
  width: calc(100% + 3rem);
  margin-left: -1.5rem;
}

.uif-checklist-item > span {
  min-width: 0;
}

.uif-checklist-item__copy {
  display: block;
  overflow-wrap: anywhere;
  word-break: normal;
}

@media (max-width: 760px) {
  .uif-full-bleed {
    width: calc(100% + 1.5rem);
    margin-left: -0.75rem;
  }
}

/* --------------------------------------------------------------------------
   UI Foundation v0.2.x — visual language, glass, gradient and motion layer
   -------------------------------------------------------------------------- */
.uif-release-banner{border:1px solid color-mix(in srgb,var(--bib-secondary) 34%,white);border-radius:var(--radius-xl);background:var(--gradient-aurora);padding:clamp(1.35rem,3vw,2.25rem);display:flex;align-items:center;justify-content:space-between;gap:1.5rem;box-shadow:var(--elevation-2)}.uif-release-banner h3{margin:.85rem 0 .35rem;color:var(--bib-primary);font-size:1.25rem;font-weight:800}.uif-release-banner p{margin:0;max-width:760px;color:var(--bib-text)}
.uif-foundation-sequence{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.uif-foundation-sequence article{position:relative;min-height:180px;border:1px solid var(--bib-line);border-radius:var(--radius-xl);background:white;padding:1.25rem;display:grid;align-content:start;gap:.5rem;box-shadow:var(--elevation-1)}.uif-foundation-sequence article:after{content:"";position:absolute;inset:auto 1.25rem 0;height:3px;border-radius:999px 999px 0 0;background:linear-gradient(90deg,var(--bib-primary),var(--bib-secondary));opacity:.55}.uif-foundation-sequence span{width:2.25rem;height:2.25rem;border-radius:50%;display:grid;place-items:center;background:var(--bib-surface-teal);color:var(--bib-secondary);font-weight:800;font-size:.75rem}.uif-foundation-sequence strong{color:var(--bib-primary);font-size:1rem}.uif-foundation-sequence small{color:var(--bib-muted)}
.uif-review-map{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:1rem}.uif-review-map a,.uif-review-route{min-height:132px;border:1px solid var(--bib-line);border-radius:var(--radius-xl);background:white;padding:1rem;display:grid;grid-template-columns:auto minmax(0,1fr);grid-template-rows:auto auto;column-gap:.8rem;color:var(--bib-text);text-decoration:none;box-shadow:var(--elevation-1);transition:transform var(--motion-fast) var(--ease-standard),box-shadow var(--motion-base) var(--ease-standard),border-color var(--motion-fast) var(--ease-standard)}.uif-review-map a:hover,.uif-review-route:hover{transform:translateY(-3px);border-color:var(--bib-line-strong);box-shadow:var(--elevation-2)}.uif-review-map a>span,.uif-review-route>span{grid-row:1/3;width:2.35rem;height:2.35rem;border-radius:50%;display:grid;place-items:center;background:var(--bib-primary);color:white;font-size:.7rem;font-weight:800}.uif-review-map strong,.uif-review-route strong{color:var(--bib-primary);font-size:.95rem}.uif-review-map small,.uif-review-route small{color:var(--bib-muted)}.uif-decision-panel{display:flex;align-items:center;justify-content:space-between;gap:2rem}.uif-decision-panel h3{margin:1rem 0 .45rem;font-size:clamp(1.4rem,3vw,2.35rem);font-weight:750}.uif-decision-panel p{margin:0;max-width:780px;color:rgba(255,255,255,.78)}
.uif-principle-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.uif-principle-card{border:1px solid var(--bib-line);border-radius:var(--radius-xl);background:white;padding:1.35rem;box-shadow:var(--elevation-1)}.uif-principle-card__id{display:inline-flex;border-radius:var(--radius-pill);background:var(--bib-primary);color:white;padding:.28rem .6rem;font-family:var(--font-mono);font-size:.68rem;font-weight:800}.uif-principle-card h3{margin:1rem 0 .5rem;color:var(--bib-primary);font-size:1.08rem;font-weight:800}.uif-principle-card>p{margin:0;color:var(--bib-muted)}.uif-principle-card__result{margin-top:1rem;border-top:1px solid var(--bib-line);padding-top:.85rem;display:grid;gap:.2rem}.uif-principle-card__result strong{color:var(--bib-secondary);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase}.uif-principle-card__result span{color:var(--bib-text);font-size:.82rem}
.uif-visual-stage{overflow:hidden;background:var(--gradient-hero);color:white}.uif-visual-stage__inner{position:relative;min-height:580px;padding:clamp(2.5rem,7vw,6rem) max(1.5rem,calc((100% - var(--container-wide))/2));display:grid;grid-template-columns:minmax(0,1.2fr) minmax(300px,.8fr);gap:clamp(2rem,6vw,5rem);align-items:center}.uif-visual-stage__inner:before,.uif-visual-stage__inner:after{content:"";position:absolute;border-radius:50%;filter:blur(1px);pointer-events:none}.uif-visual-stage__inner:before{width:24rem;height:24rem;right:-8rem;top:-10rem;background:rgba(255,255,255,.12)}.uif-visual-stage__inner:after{width:18rem;height:18rem;left:40%;bottom:-11rem;background:rgba(246,119,101,.22)}.uif-visual-stage__copy,.uif-visual-stage__cards{position:relative;z-index:1}.uif-visual-stage__copy h2{max-width:12ch;margin:1rem 0;color:white;font-family:var(--font-display);font-size:clamp(3rem,7vw,6rem);font-weight:600;line-height:.92;letter-spacing:-.05em}.uif-visual-stage__copy h2 em{color:#b7f0f2;font-weight:600}.uif-visual-stage__copy p{max-width:650px;margin:0 0 1.5rem;color:rgba(255,255,255,.82);font-size:1.05rem}.uif-visual-stage__cards{display:grid;gap:1rem}
.uif-surface-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem}.uif-surface-card{min-height:270px;border:1px solid var(--bib-line);border-radius:var(--radius-xl);padding:1.35rem;display:flex;flex-direction:column;box-shadow:var(--elevation-1)}.uif-surface-card--clinical{background:white}.uif-surface-card--teal{background:var(--bib-surface-teal)}.uif-surface-card--warm{background:var(--bib-surface-warm)}.uif-surface-card--authority{border-color:rgba(255,255,255,.16);background:var(--bib-primary);color:white}.uif-surface-card__index{width:2.2rem;height:2.2rem;border-radius:50%;background:rgba(var(--bib-secondary-rgb),.12);color:var(--bib-secondary);display:grid;place-items:center;font-size:.7rem;font-weight:800}.uif-surface-card--authority .uif-surface-card__index{background:rgba(255,255,255,.12);color:white}.uif-surface-card h3{margin:1.2rem 0 .5rem;color:var(--bib-primary);font-size:1rem;font-weight:800}.uif-surface-card--authority h3{color:white}.uif-surface-card p{margin:0;color:var(--bib-muted)}.uif-surface-card--authority p{color:rgba(255,255,255,.74)}.uif-surface-card small{margin-top:auto;padding-top:1rem;color:var(--bib-secondary);font-weight:700}.uif-surface-card--authority small{color:#b7f0f2}
.uif-effect-hierarchy{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.uif-effect-hierarchy article{border:1px solid var(--bib-line);border-radius:var(--radius-xl);background:white;padding:1.25rem}.uif-effect-hierarchy h3{margin:1rem 0 .4rem;color:var(--bib-primary);font-size:1rem;font-weight:800}.uif-effect-hierarchy p{min-height:78px;margin:0 0 1rem;color:var(--bib-muted)}.uif-effect-hierarchy__sample{min-height:150px;border-radius:var(--radius-lg);display:grid;place-items:center;color:var(--bib-primary);font-weight:800}.uif-effect-hierarchy__sample--base{border:1px solid var(--bib-line);background:white}.uif-effect-hierarchy__sample--enhanced{background:var(--gradient-medical);box-shadow:var(--elevation-2)}.uif-effect-hierarchy__sample--hero{background:var(--gradient-aurora);box-shadow:var(--shadow-glass);backdrop-filter:blur(var(--blur-16))}.uif-visual-type-display{color:var(--bib-primary);font-family:var(--font-display);font-size:clamp(2.6rem,5vw,4.5rem);font-weight:600;line-height:.96;letter-spacing:-.04em}.uif-visual-type-display em{color:var(--bib-secondary)}
.uif-surface-grid--tokens{grid-template-columns:repeat(3,minmax(0,1fr))}.uif-surface-token{min-height:185px;border:1px solid var(--bib-line);border-radius:var(--radius-xl);background:var(--surface);padding:1.2rem;display:flex;flex-direction:column;box-shadow:var(--elevation-1)}.uif-surface-token span{color:var(--bib-secondary);font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.uif-surface-token strong{margin-top:.8rem;color:var(--bib-primary);font-size:1.1rem}.uif-surface-token code{margin-top:auto;color:var(--bib-muted)}.uif-surface-token--dark span,.uif-surface-token--dark strong,.uif-surface-token--dark code{color:white}
.uif-glass-stage{position:relative;overflow:hidden;min-height:400px;border:1px solid var(--bib-line);border-radius:var(--radius-xl);background:var(--gradient-aurora);padding:clamp(1.25rem,4vw,3rem);display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem;align-items:center}.uif-glass-stage:before,.uif-glass-stage:after{content:"";position:absolute;border-radius:50%}.uif-glass-stage:before{width:19rem;height:19rem;left:-5rem;bottom:-9rem;background:rgba(1,50,119,.36)}.uif-glass-stage:after{width:15rem;height:15rem;right:-4rem;top:-7rem;background:rgba(246,119,101,.38)}.uif-glass-card{--glass-alpha:.64;--glass-blur-value:16px;--glass-saturation:140%;position:relative;z-index:1;min-height:210px;border:1px solid rgba(255,255,255,.58);border-radius:var(--radius-xl);background:rgba(255,255,255,var(--glass-alpha));padding:1.2rem;display:flex;flex-direction:column;gap:.6rem;color:var(--bib-text);box-shadow:var(--shadow-glass);backdrop-filter:blur(var(--glass-blur-value)) saturate(var(--glass-saturation));-webkit-backdrop-filter:blur(var(--glass-blur-value)) saturate(var(--glass-saturation))}.uif-glass-card strong{margin-top:.5rem;color:var(--bib-primary);font-size:1.05rem}.uif-glass-card small{color:var(--bib-muted)}.uif-glass-card--subtle{--glass-alpha:.78;--glass-blur-value:8px}.uif-glass-card--medium{--glass-alpha:.64;--glass-blur-value:16px}.uif-glass-card--strong{--glass-alpha:.52;--glass-blur-value:24px}.uif-glass-card--warm{--glass-alpha:.64;--glass-blur-value:18px;background:rgba(255,247,243,var(--glass-alpha))}.uif-glass-card--dark{--glass-alpha:.62;--glass-blur-value:20px;border-color:rgba(255,255,255,.22);background:rgba(1,50,119,var(--glass-alpha));color:white}.uif-glass-card--dark strong,.uif-glass-card--dark small{color:white}.uif-glass-card--lab{--glass-alpha:.64;--glass-blur-value:16px;--glass-saturation:140%;width:min(100%,420px);min-height:270px;margin:auto}.uif-btn--glass{border-color:rgba(255,255,255,.48);background:rgba(255,255,255,.14);color:inherit;box-shadow:inset 0 1px 0 rgba(255,255,255,.22);backdrop-filter:blur(10px)}.uif-btn--glass:hover{border-color:rgba(255,255,255,.7);background:rgba(255,255,255,.22);color:inherit}
.uif-glass-lab{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);gap:1.25rem}.uif-glass-stage--lab{grid-template-columns:minmax(0,1fr);min-height:470px}.uif-lab-controls{border:1px solid var(--bib-line);border-radius:var(--radius-xl);background:white;padding:1.25rem;display:grid;align-content:start;gap:1.2rem;box-shadow:var(--elevation-1)}.uif-lab-controls label{display:grid;gap:.45rem;color:var(--bib-primary);font-size:.82rem;font-weight:750}.uif-lab-controls label>span{display:flex;justify-content:space-between;gap:1rem}.uif-lab-controls output{color:var(--bib-secondary);font-family:var(--font-mono)}.uif-lab-controls input[type=range]{width:100%;accent-color:var(--bib-secondary)}.uif-code{max-width:100%;margin:0;overflow:auto;border-radius:var(--radius-lg);background:#09213d;color:#dff8fa;padding:1rem;font-family:var(--font-mono);font-size:.72rem;white-space:pre-wrap}
.uif-blur-scale,.uif-opacity-scale{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.75rem}.uif-blur-token,.uif-opacity-token{min-width:0;text-align:center;color:var(--bib-muted);font-family:var(--font-mono);font-size:.68rem}.uif-blur-token>div,.uif-opacity-token>div{position:relative;min-height:82px;margin-bottom:.45rem;overflow:hidden;border:1px solid var(--bib-line);border-radius:var(--radius-lg);background:var(--gradient-aurora)}.uif-blur-token>div:after{content:"BIB";position:absolute;inset:18px;border-radius:var(--radius-md);background:rgba(255,255,255,.7);display:grid;place-items:center;color:var(--bib-primary);font-weight:800;filter:blur(var(--sample-blur))}.uif-opacity-token>div:after{content:"";position:absolute;inset:12px;border-radius:var(--radius-md);background:rgba(1,50,119,var(--sample-alpha))}
.uif-gradient-library{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.uif-gradient-library article{min-height:210px;border:1px solid var(--bib-line);border-radius:var(--radius-xl);background:var(--gradient);padding:1.2rem;display:flex;flex-direction:column;justify-content:flex-end;color:var(--bib-primary);box-shadow:var(--elevation-1)}.uif-gradient-library span{font-weight:800}.uif-gradient-library code{margin-top:.3rem;color:inherit;font-size:.7rem}.uif-gradient-library__dark{color:white!important}
.uif-elevation-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.25rem;padding:1rem}.uif-elevation-token{min-height:190px;border:1px solid var(--bib-line);border-radius:var(--radius-xl);background:white;padding:1.2rem;display:flex;flex-direction:column;box-shadow:var(--elevation)}.uif-elevation-token span{color:var(--bib-secondary);font-family:var(--font-mono);font-size:.7rem}.uif-elevation-token strong{margin-top:.8rem;color:var(--bib-primary)}.uif-elevation-token small{margin-top:auto;color:var(--bib-muted)}.uif-border-scale{display:grid;gap:1rem}.uif-border-scale span{min-height:58px;border:var(--border-size) solid var(--bib-primary);border-radius:var(--radius-md);display:grid;place-items:center;color:var(--bib-primary);font-family:var(--font-mono);font-size:.72rem}.uif-radius-scale{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.75rem}.uif-radius-scale span{aspect-ratio:1;border:1px solid var(--bib-line-strong);border-radius:var(--sample-radius);background:var(--gradient-medical);display:grid;place-items:center;color:var(--bib-primary);font-family:var(--font-mono);font-size:.68rem}
.uif-layer-stage{position:relative;min-height:520px;overflow:hidden;border:1px solid var(--bib-line);border-radius:var(--radius-xl);background:linear-gradient(145deg,var(--bib-surface-soft),white)}.uif-layer{position:absolute;width:210px;min-height:100px;border:1px solid rgba(255,255,255,.5);border-radius:var(--radius-xl);padding:1rem;display:flex;flex-direction:column;justify-content:flex-end;color:white;box-shadow:var(--elevation-3)}.uif-layer span{font-weight:800}.uif-layer code{color:inherit;opacity:.8}.uif-layer--content{left:6%;bottom:8%;background:#6280a5;z-index:1}.uif-layer--sticky{left:18%;bottom:20%;background:#2d6e9f;z-index:2}.uif-layer--dropdown{left:31%;bottom:32%;background:#179aa1;z-index:3}.uif-layer--backdrop{left:44%;bottom:44%;background:rgba(1,50,119,.56);backdrop-filter:blur(8px);z-index:4}.uif-layer--modal{left:56%;bottom:28%;background:#013277;z-index:5}.uif-layer--toast{left:68%;bottom:46%;background:#b7691a;z-index:6}.uif-layer--tooltip{left:76%;bottom:64%;width:170px;min-height:82px;background:#122330;z-index:7}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){.uif-glass-card{background:rgba(255,255,255,.94)}.uif-glass-card--dark{background:rgba(1,50,119,.94)}.uif-btn--glass{background:rgba(255,255,255,.2)}}
.uif-animated-button-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.uif-animated-button-card{min-height:290px;border:1px solid var(--bib-line);border-radius:var(--radius-xl);background:white;padding:1.25rem;display:flex;flex-direction:column;align-items:flex-start;box-shadow:var(--elevation-1)}.uif-animated-button-card h3{margin:1rem 0 .4rem;color:var(--bib-primary);font-size:1rem;font-weight:800}.uif-animated-button-card p{margin:0 0 1.2rem;color:var(--bib-muted)}.uif-animated-button-card .uif-btn{margin-top:auto}.uif-btn--preview-hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.uif-btn--preview-focus{outline:3px solid var(--bib-focus);outline-offset:3px}.uif-btn--preview-active{transform:none;box-shadow:var(--shadow-xs)}.uif-btn--shine{position:relative;overflow:hidden}.uif-btn--shine:after{content:"";position:absolute;top:-50%;left:-70%;width:45%;height:200%;transform:rotate(18deg);background:linear-gradient(90deg,transparent,rgba(255,255,255,.48),transparent);transition:left var(--motion-deliberate) var(--ease-enter)}.uif-btn--shine:hover:after,.uif-btn--shine:focus-visible:after{left:130%}.uif-btn--gradient{--uif-btn-bg:var(--gradient-cta);--uif-btn-hover-bg:var(--gradient-cta);background-size:220% 100%;background-position:0 0}.uif-btn--gradient:hover,.uif-btn--gradient:focus-visible{background-position:100% 0}.uif-btn--icon-shift .uif-btn__moving-icon{display:inline-flex;transition:transform var(--motion-base) var(--ease-emphasized)}.uif-btn--icon-shift:hover .uif-btn__moving-icon,.uif-btn--icon-shift:focus-visible .uif-btn__moving-icon{transform:translateX(5px)}.uif-btn--pulse-soft{animation:uif-urgent-pulse 2.6s var(--ease-standard) infinite}.uif-btn--press:active{transform:translateY(2px) scale(.99)}.uif-btn--success-demo[data-success=true]{--uif-btn-bg:var(--bib-success);--uif-btn-border:var(--bib-success);--uif-btn-hover-bg:var(--bib-success);--uif-btn-hover-border:var(--bib-success)}@keyframes uif-urgent-pulse{0%,70%,100%{box-shadow:0 8px 18px rgba(var(--bib-coral-rgb),.16),0 0 0 0 rgba(var(--bib-coral-rgb),.22)}85%{box-shadow:0 8px 18px rgba(var(--bib-coral-rgb),.16),0 0 0 12px rgba(var(--bib-coral-rgb),0)}}
.uif-motion-token-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:1rem}.uif-motion-token-grid article{min-height:150px;border:1px solid var(--bib-line);border-radius:var(--radius-xl);background:white;padding:1rem;display:flex;flex-direction:column;box-shadow:var(--elevation-1)}.uif-motion-token-grid span{color:var(--bib-secondary);font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em}.uif-motion-token-grid strong{margin-top:.7rem;color:var(--bib-primary);font-size:1.35rem}.uif-motion-token-grid small{margin-top:auto;color:var(--bib-muted)}.uif-easing-card{border:1px solid var(--bib-line);border-radius:var(--radius-xl);background:white;padding:1rem}.uif-easing-card span{color:var(--bib-primary);font-weight:800}.uif-easing-card code{display:block;margin:.4rem 0 1rem;color:var(--bib-muted);font-size:.68rem;overflow-wrap:anywhere}.uif-easing-track{height:42px;border-radius:var(--radius-pill);background:var(--bib-surface-soft);padding:5px}.uif-easing-track i{display:block;width:32px;height:32px;border-radius:50%;background:var(--bib-secondary);transition:transform 850ms var(--ease)}.uif-easing-card:hover .uif-easing-track i{transform:translateX(calc(100% + 22px))}.uif-motion-playground-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.uif-motion-playground{border:1px solid var(--bib-line);border-radius:var(--radius-xl);background:white;padding:1rem}.uif-motion-stage{min-height:190px;border-radius:var(--radius-lg);background:var(--gradient-medical);display:grid;place-items:center;overflow:hidden;margin-bottom:1rem}.uif-motion-demo-object{min-width:120px;min-height:74px;border-radius:var(--radius-xl);background:var(--bib-primary);color:white;padding:1rem;display:grid;place-items:center;font-weight:800;box-shadow:var(--elevation-2)}.uif-motion-demo-object.is-playing.uif-motion-demo-object--fade-up{animation:uif-demo-fade-up var(--motion-slow) var(--ease-enter) both}.uif-motion-demo-object.is-playing.uif-motion-demo-object--scale{animation:uif-demo-scale var(--motion-base) var(--ease-spring) both}.uif-motion-demo-object.is-playing.uif-motion-demo-object--slide{animation:uif-demo-slide var(--motion-medium) var(--ease-enter) both}.uif-motion-demo-object--feedback{min-width:74px;border-radius:50%;background:var(--bib-success);font-size:1.5rem}.uif-motion-demo-object.is-playing.uif-motion-demo-object--feedback{animation:uif-demo-feedback 520ms var(--ease-spring) both}.uif-progress__bar--animated{background-size:180% 100%;animation:uif-gradient-progress 1.6s linear infinite}@keyframes uif-demo-fade-up{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}@keyframes uif-demo-scale{from{opacity:.2;transform:scale(.72)}to{opacity:1;transform:scale(1)}}@keyframes uif-demo-slide{from{opacity:0;transform:translateX(-42px)}to{opacity:1;transform:none}}@keyframes uif-demo-feedback{0%{opacity:0;transform:scale(.45) rotate(-18deg)}70%{transform:scale(1.12) rotate(2deg)}100%{opacity:1;transform:scale(1)}}@keyframes uif-gradient-progress{to{background-position:180% 0}}.uif-usage-table td:first-child{color:var(--bib-primary)}
@media(max-width:1180px){.uif-surface-grid,.uif-animated-button-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.uif-motion-token-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.uif-glass-stage{grid-template-columns:repeat(2,minmax(0,1fr))}.uif-layer--tooltip{left:70%}}
@media(max-width:980px){.uif-visual-stage__inner,.uif-glass-lab{grid-template-columns:minmax(0,1fr)}.uif-visual-stage__cards{grid-template-columns:repeat(3,minmax(0,1fr))}.uif-foundation-sequence{grid-template-columns:repeat(2,minmax(0,1fr))}.uif-effect-hierarchy,.uif-gradient-library,.uif-elevation-grid,.uif-surface-grid--tokens{grid-template-columns:repeat(2,minmax(0,1fr))}.uif-layer-stage{min-height:690px}.uif-layer--content{left:5%;bottom:5%}.uif-layer--sticky{left:18%;bottom:18%}.uif-layer--dropdown{left:34%;bottom:31%}.uif-layer--backdrop{left:48%;bottom:44%}.uif-layer--modal{left:38%;bottom:18%}.uif-layer--toast{left:58%;bottom:36%}.uif-layer--tooltip{left:65%;bottom:60%}}
@media(max-width:760px){.uif-release-banner,.uif-decision-panel{align-items:flex-start;flex-direction:column}.uif-principle-grid,.uif-surface-grid,.uif-effect-hierarchy,.uif-gradient-library,.uif-elevation-grid,.uif-surface-grid--tokens,.uif-animated-button-grid,.uif-motion-token-grid,.uif-motion-playground-grid,.uif-visual-stage__cards{grid-template-columns:minmax(0,1fr)}.uif-visual-stage__inner{min-height:auto}.uif-glass-stage{grid-template-columns:minmax(0,1fr)}.uif-blur-scale,.uif-opacity-scale,.uif-radius-scale{grid-template-columns:repeat(2,minmax(0,1fr))}.uif-layer-stage{min-height:820px}.uif-layer{width:min(76%,250px)}.uif-layer--content{left:8%;bottom:3%}.uif-layer--sticky{left:16%;bottom:15%}.uif-layer--dropdown{left:24%;bottom:27%}.uif-layer--backdrop{left:12%;bottom:39%}.uif-layer--modal{left:28%;bottom:51%}.uif-layer--toast{left:10%;bottom:63%}.uif-layer--tooltip{left:34%;bottom:75%}}
@media(max-width:480px){.uif-foundation-sequence{grid-template-columns:minmax(0,1fr)}.uif-visual-stage__copy h2{font-size:clamp(2.7rem,16vw,4.2rem)}.uif-release-banner .uif-btn,.uif-decision-panel .uif-btn{width:100%}}

/* v0.2.x QA correction: display specimens must wrap safely at 320px. */
.uif-visual-stage__copy,
.uif-visual-type-display {
  min-width: 0;
}

.uif-visual-stage__copy h2,
.uif-visual-type-display,
.uif-visual-type-display em {
  overflow-wrap: anywhere;
  word-break: normal;
}

.uif-btn--gradient {
  transition:
    color var(--motion-fast) var(--ease-standard),
    transform var(--motion-fast) var(--ease-standard),
    box-shadow var(--motion-base) var(--ease-standard),
    background-position var(--motion-deliberate) var(--ease-enter);
}

/* --------------------------------------------------------------------------
   v0.2.1 — Readability, live specimen and review-flow patch
   -------------------------------------------------------------------------- */

body {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

.uif-shell {
  flex: 1 0 auto;
}

.uif-main {
  min-height: 100%;
  padding-bottom: 0;
  display: flex;
  flex-direction: column;
}

.uif-content,
.uif-content--wide {
  flex: 1 0 auto;
  padding-bottom: var(--space-8);
  display: flex;
  flex-direction: column;
}

.uif-content > .uif-note,
.uif-content > .uif-callout {
  margin-top: clamp(2.25rem, 4.5vw, 3.5rem);
}

.uif-section-followup {
  margin-top: 1.5rem;
}

/* Typography live specimens */
.uif-variable-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
  align-items: stretch;
}

.uif-variable-card {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
  min-height: 100%;
  padding: clamp(1.15rem, 2vw, 1.6rem);
}

.uif-variable-card--candidate {
  background: linear-gradient(145deg, white, rgba(var(--bib-coral-rgb), 0.055));
}

.uif-variable-card__header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.8rem;
  align-items: start;
}

.uif-variable-card__header p {
  margin: 0.35rem 0 0;
  color: var(--bib-muted);
  font-size: 0.8rem;
}

.uif-variable-demo__sample {
  min-height: 8.5rem;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, var(--bib-surface-soft), white);
  padding: 1rem;
  display: flex;
  align-items: center;
  overflow-wrap: anywhere;
  color: var(--bib-primary);
  font-family: var(--variable-font);
  font-size: var(--variable-size, 48px);
  font-style: var(--variable-style, normal);
  font-weight: var(--variable-weight, 600);
  line-height: var(--variable-line-height, 1.1);
  letter-spacing: var(--variable-tracking, 0em);
  transition:
    font-size var(--motion-fast) var(--ease-standard),
    letter-spacing var(--motion-fast) var(--ease-standard),
    background var(--motion-fast) var(--ease-standard);
}

.uif-variable-demo__sample:focus {
  border-color: var(--bib-secondary);
  background: white;
}

.uif-variable-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.uif-variable-presets button {
  min-height: 34px;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-pill);
  background: var(--bib-surface-soft);
  color: var(--bib-primary);
  padding: 0.35rem 0.65rem;
  font-size: 0.7rem;
  font-weight: 750;
  cursor: pointer;
}

.uif-variable-presets button:hover,
.uif-variable-presets button:focus-visible {
  border-color: var(--bib-secondary);
  background: var(--bib-surface-teal);
}

.uif-variable-controls {
  display: grid;
  gap: 0.75rem;
}

.uif-control-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.35rem 0.8rem;
  color: var(--bib-primary);
  font-size: 0.76rem;
  font-weight: 750;
}

.uif-control-row output {
  color: var(--bib-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
}

.uif-control-row input {
  grid-column: 1 / -1;
  width: 100%;
}

.uif-variable-toolbar {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
}

.uif-variable-no-axis {
  min-height: 34px;
  border: 1px dashed var(--bib-line-strong);
  border-radius: var(--radius-pill);
  padding: 0.35rem 0.65rem;
  display: inline-flex;
  align-items: center;
  color: var(--bib-muted);
  font-size: 0.7rem;
}

.uif-variable-summary {
  margin: 0;
  color: var(--bib-muted);
  font-size: 0.76rem;
}

.uif-variable-summary strong {
  color: var(--bib-primary);
  font-family: var(--font-mono);
  font-size: 0.7rem;
}

/* Gradient accessibility */
.uif-gradient-library {
  align-items: stretch;
}

.uif-gradient-card {
  position: relative;
  isolation: isolate;
  min-height: 252px;
  overflow: hidden;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: var(--gradient);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--elevation-1);
}

.uif-gradient-card::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  pointer-events: none;
}

.uif-gradient-card--dark::after {
  background: linear-gradient(180deg, rgba(1, 24, 58, 0.12), rgba(1, 28, 68, 0.72));
}

.uif-gradient-card--light::after {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.58));
}

.uif-gradient-card__top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.55rem;
}

.uif-contrast-badge {
  min-height: 28px;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.84);
  color: var(--bib-primary);
  padding: 0.28rem 0.58rem;
  font-family: var(--font-mono);
  font-size: 0.63rem;
  font-weight: 700;
  box-shadow: var(--shadow-xs);
}

.uif-gradient-card__caption {
  max-width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.38);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.86);
  padding: 0.9rem 1rem;
  color: var(--bib-primary);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(10px) saturate(125%);
  -webkit-backdrop-filter: blur(10px) saturate(125%);
}

.uif-gradient-card--dark .uif-gradient-card__caption {
  border-color: rgba(255, 255, 255, 0.18);
  background: rgba(1, 35, 82, 0.82);
  color: white;
}

.uif-gradient-card__caption strong,
.uif-gradient-card__caption code,
.uif-gradient-card__caption small {
  display: block;
  color: inherit;
}

.uif-gradient-card__caption strong {
  font-size: 1.05rem;
  font-weight: 800;
}

.uif-gradient-card__caption code {
  margin-top: 0.22rem;
  font-size: 0.68rem;
  opacity: 0.9;
}

.uif-gradient-card__caption small {
  margin-top: 0.55rem;
  font-size: 0.72rem;
  line-height: 1.45;
  opacity: 0.92;
}

/* Motion captions and explicit states */
.uif-motion-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.1rem;
}

.uif-motion-card:focus-visible {
  border-color: var(--bib-secondary);
}

.uif-motion-card:hover .uif-motion-object,
.uif-motion-card:focus-visible .uif-motion-object {
  will-change: transform, opacity;
}

.uif-motion-card[data-demo="lift"]:focus-visible .uif-motion-object { transform: translateY(-10px); }
.uif-motion-card[data-demo="scale"]:focus-visible .uif-motion-object { transform: scale(1.12) rotate(2deg); }
.uif-motion-card[data-demo="fade"]:focus-visible .uif-motion-object { opacity: 0.36; }
.uif-motion-card[data-demo="slide"]:focus-visible .uif-motion-object { transform: translateX(28px); }

.uif-motion-card__caption {
  display: grid;
  gap: 0.18rem;
  text-align: center;
}

.uif-motion-card__caption strong,
.uif-motion-card__caption span,
.uif-motion-card__caption small {
  display: block;
}

.uif-motion-card__caption strong {
  color: var(--bib-primary);
  font-size: 1rem;
  font-weight: 800;
}

.uif-motion-card__caption span {
  color: var(--bib-text);
  font-size: 0.84rem;
}

.uif-motion-card__caption small {
  margin-top: 0.2rem;
  color: var(--bib-muted);
  font-family: var(--font-mono);
  font-size: 0.66rem;
}

.uif-interaction-state-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.uif-interaction-state-grid article {
  min-height: 210px;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: white;
  padding: 1.15rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
  box-shadow: var(--elevation-1);
}

.uif-interaction-state-grid .uif-btn {
  margin-top: auto;
}

.uif-interaction-state-grid p {
  margin: 0;
  color: var(--bib-muted);
  font-size: 0.8rem;
}

/* Bootstrap light outline demonstration */
.uif-bootstrap-context {
  min-width: 0;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  padding: clamp(1.25rem, 2.8vw, 2rem);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
}

.uif-bootstrap-context--dark {
  border-color: rgba(255, 255, 255, 0.18);
  background: linear-gradient(145deg, #013277, #071f43);
  color: white;
  box-shadow: var(--elevation-2);
}

.uif-bootstrap-context--dark h3 {
  margin: 0.8rem 0 0.35rem;
  color: white;
}

.uif-bootstrap-context--dark p {
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
}

.uif-bootstrap-context--dark .btn-outline-light:disabled {
  color: rgba(255, 255, 255, 0.58);
  border-color: rgba(255, 255, 255, 0.42);
}

/* Icon inventory: fewer, more legible cards per row */
.uif-grid--icons {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.1rem;
}

.uif-icon-card {
  min-height: 148px;
  padding: 1.15rem;
  gap: 1rem;
  grid-template-columns: 58px minmax(0, 1fr);
}

.uif-icon-card__visual {
  width: 58px;
  height: 58px;
  font-size: 1.55rem;
}

.uif-icon-card h3 {
  font-size: 0.98rem;
}

.uif-icon-card p {
  font-size: 0.78rem;
  line-height: 1.48;
}

/* Toast variant matrix and live playground */
.uif-toast-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.uif-toast {
  position: relative;
  min-width: 0;
  align-items: flex-start;
  border-left-width: 4px;
}

.uif-toast--preview {
  min-height: 112px;
}

.uif-toast__icon {
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 50%;
  background: var(--bib-surface-soft);
  color: var(--bib-primary);
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  font-weight: 800;
}

.uif-toast__body {
  min-width: 0;
  flex: 1;
  display: grid;
  gap: 0.18rem;
}

.uif-toast__body strong {
  color: var(--bib-primary);
  font-size: 0.88rem;
}

.uif-toast__body span {
  color: var(--bib-muted);
  font-size: 0.76rem;
  line-height: 1.45;
}

.uif-toast__time {
  color: var(--bib-soft);
  font-size: 0.66rem;
  white-space: nowrap;
}

.uif-toast__close {
  width: 2rem;
  height: 2rem;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--bib-muted);
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  font-size: 1.1rem;
  cursor: pointer;
}

.uif-toast__close:hover,
.uif-toast__close:focus-visible {
  background: var(--bib-surface-soft);
  color: var(--bib-primary);
}

.uif-toast__action {
  width: fit-content;
  border: 0;
  background: transparent;
  color: var(--bib-primary);
  padding: 0.25rem 0;
  font-size: 0.72rem;
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 0.2em;
  cursor: pointer;
}

.uif-toast--neutral { border-left-color: var(--bib-primary); }
.uif-toast--success { border-left-color: var(--bib-success); background: var(--bib-success-soft); }
.uif-toast--success .uif-toast__icon { color: var(--bib-success); background: white; }
.uif-toast--info { border-left-color: var(--bib-info); background: var(--bib-info-soft); }
.uif-toast--info .uif-toast__icon { color: var(--bib-info); background: white; }
.uif-toast--warning { border-left-color: var(--bib-gold); background: var(--bib-warning-soft); }
.uif-toast--warning .uif-toast__icon { color: var(--bib-warning); background: white; }
.uif-toast--error { border-left-color: var(--bib-danger); background: var(--bib-danger-soft); }
.uif-toast--error .uif-toast__icon { color: var(--bib-danger); background: white; }
.uif-toast--action { border-left-color: var(--bib-secondary); background: var(--bib-surface-teal); }
.uif-toast--persistent { border-left-color: var(--bib-primary); background: linear-gradient(145deg, white, var(--bib-surface-soft)); }
.uif-toast--compact { min-height: auto; align-items: center; }

.uif-toast-lab {
  margin-top: 1.5rem;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: white;
  padding: 1.15rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 420px);
  gap: 1.25rem;
  box-shadow: var(--elevation-1);
}

.uif-toast-lab__controls {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.uif-field--compact {
  max-width: 280px;
}

.uif-toast-viewport {
  position: relative;
  min-height: 390px;
  overflow: hidden;
  border: 1px dashed var(--bib-line-strong);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(90deg, rgba(var(--bib-primary-rgb), 0.03) 1px, transparent 1px),
    linear-gradient(rgba(var(--bib-primary-rgb), 0.03) 1px, transparent 1px),
    var(--bib-page);
  background-size: 24px 24px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.uif-toast-viewport[data-placement="bottom-right"] { justify-content: flex-end; align-items: flex-end; }
.uif-toast-viewport[data-placement="top-right"] { justify-content: flex-start; align-items: flex-end; }
.uif-toast-viewport[data-placement="bottom-center"] { justify-content: flex-end; align-items: center; }

.uif-toast-viewport > .uif-toast {
  width: min(100%, 380px);
  background-clip: padding-box;
  animation: uif-toast-enter var(--motion-base) var(--ease-enter) both;
}

.uif-toast-viewport__empty {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--bib-soft);
  font-size: 0.76rem;
  pointer-events: none;
}

.uif-toast-viewport:has(.uif-toast) .uif-toast-viewport__empty {
  display: none;
}

.uif-toast__timer {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 3px;
  background: currentColor;
  opacity: 0.35;
  transform-origin: left;
  animation: uif-toast-timer 4.2s linear both;
}

@keyframes uif-toast-enter {
  from { opacity: 0; transform: translateY(12px) scale(0.98); }
  to { opacity: 1; transform: none; }
}

@keyframes uif-toast-exit {
  to { opacity: 0; transform: translateY(8px) scale(0.98); }
}

@keyframes uif-toast-timer {
  to { transform: scaleX(0); }
}

/* Review flow and bottom-aligned footer */
.uif-page-nav {
  margin-top: auto;
  padding-top: clamp(4rem, 8vw, 7rem);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 1rem;
  align-items: stretch;
}

.uif-page-nav__link,
.uif-page-nav__status {
  min-height: 88px;
  border: 1px solid var(--bib-line);
  border-radius: var(--radius-xl);
  background: white;
  padding: 1rem 1.1rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.25rem;
  text-decoration: none;
  box-shadow: var(--shadow-xs);
}

.uif-page-nav__link {
  transition:
    transform var(--motion-fast) var(--ease-standard),
    border-color var(--motion-fast) var(--ease-standard),
    box-shadow var(--motion-fast) var(--ease-standard);
}

.uif-page-nav__link:hover,
.uif-page-nav__link:focus-visible {
  transform: translateY(-2px);
  border-color: var(--bib-secondary);
  box-shadow: var(--shadow-sm);
}

.uif-page-nav__link span,
.uif-page-nav__status span {
  color: var(--bib-secondary);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.uif-page-nav__link strong,
.uif-page-nav__status strong {
  color: var(--bib-primary);
  font-size: 0.9rem;
}

.uif-page-nav__link--next {
  align-items: flex-end;
  text-align: right;
}

.uif-page-nav__status {
  min-width: 150px;
  align-items: center;
  text-align: center;
  background: var(--bib-surface-soft);
}

.uif-page-nav__link.is-disabled {
  border-style: dashed;
  background: transparent;
  opacity: 0.55;
  box-shadow: none;
}

.uif-footer {
  width: 100%;
  margin: 2rem 0 0;
  padding: 1.5rem 0 0;
  align-items: flex-end;
}

.uif-footer__brand {
  max-width: 620px;
}

.uif-footer__meta {
  text-align: right;
  white-space: nowrap;
}

@media (max-width: 1280px) {
  .uif-variable-grid {
    grid-template-columns: minmax(0, 1fr);
  }

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

@media (max-width: 980px) {
  .uif-interaction-state-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .uif-toast-lab {
    grid-template-columns: minmax(0, 1fr);
  }

  .uif-toast-viewport {
    min-height: 340px;
  }
}

@media (max-width: 760px) {
  .uif-grid--icons,
  .uif-toast-gallery,
  .uif-interaction-state-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .uif-page-nav {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .uif-page-nav__status {
    grid-column: 1 / -1;
    grid-row: 1;
    min-height: 64px;
  }

  .uif-page-nav__link--prev { grid-column: 1; }
  .uif-page-nav__link--next { grid-column: 2; }
}

@media (max-width: 560px) {
  .uif-grid--icons,
  .uif-toast-gallery,
  .uif-interaction-state-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .uif-variable-card__header {
    grid-template-columns: minmax(0, 1fr);
  }

  .uif-variable-demo__sample {
    min-height: 7rem;
  }

  .uif-toast-lab {
    padding: 0.85rem;
  }

  .uif-page-nav {
    grid-template-columns: minmax(0, 1fr);
  }

  .uif-page-nav__status,
  .uif-page-nav__link--prev,
  .uif-page-nav__link--next {
    grid-column: 1;
  }

  .uif-page-nav__link--next {
    align-items: flex-start;
    text-align: left;
  }

  .uif-footer {
    align-items: flex-start;
  }

  .uif-footer__meta {
    text-align: left;
    white-space: normal;
  }
}