@layer reset, demo, cali;

@layer reset {
  *,
  *::before,
  *::after {
    box-sizing: border-box;
  }
  html {
    scroll-behavior: smooth;
  }
  body,
  h1,
  h2,
  h3,
  p {
    margin: 0;
  }
  button,
  select {
    font: inherit;
  }
}

@layer demo {
  :root {
    color-scheme: light dark;
    --page: light-dark(#f7f9fc, #08111f);
    --surface: light-dark(#fff, #0d1a2b);
    --raised: light-dark(#fff, #122239);
    --ink: light-dark(#132238, #eaf2ff);
    --muted: light-dark(#66758a, #93a7c3);
    --line: light-dark(#dfe6ef, #263a54);
    --brand: light-dark(#0284c7, #38bdf8);
    --accent: light-dark(#db2777, #f472b6);
    --soft-brand: light-dark(#e0f2fe, #0c4a6e);
    --soft-accent: light-dark(#fce7f3, #831843);
    --on-brand: light-dark(#fff, #07111f);
    font-family:
      Inter,
      ui-sans-serif,
      system-ui,
      -apple-system,
      sans-serif;
    background: var(--page);
    color: var(--ink);
  }
  :root[data-theme="light"] {
    color-scheme: light;
  }
  :root[data-theme="dark"] {
    color-scheme: dark;
  }
  body {
    min-width: 20rem;
    min-height: 100vh;
    background: radial-gradient(
        circle at 80% 0%,
        color-mix(in srgb, var(--brand) 12%, transparent),
        transparent 30rem
      ),
      var(--page);
  }
  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 10;
    display: flex;
    width: 15rem;
    flex-direction: column;
    padding: 1.5rem;
    border-right: 1px solid var(--line);
    background: color-mix(in srgb, var(--surface) 92%, transparent);
    backdrop-filter: blur(18px);
  }
  .brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: inherit;
    text-decoration: none;
  }
  .brand__mark {
    display: grid;
    width: 2.5rem;
    aspect-ratio: 1;
    place-items: center;
    border-radius: 0.75rem;
    background: linear-gradient(145deg, var(--brand), var(--accent));
    color: white;
    font-weight: 800;
  }
  .brand strong,
  .brand small {
    display: block;
  }
  .brand small {
    margin-top: 0.1rem;
    color: var(--muted);
    font-size: 0.75rem;
  }
  .navigation {
    display: grid;
    gap: 0.3rem;
    margin-top: 3rem;
  }
  .navigation a {
    padding: 0.65rem 0.75rem;
    border-radius: 0.55rem;
    color: var(--muted);
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
  }
  .navigation a:hover,
  .navigation a:focus-visible {
    background: var(--soft-brand);
    color: var(--ink);
  }
  .sidebar__note {
    margin-top: auto;
    color: var(--muted);
    font-size: 0.75rem;
    line-height: 1.6;
  }
  main {
    width: min(80rem, calc(100% - 15rem));
    margin-left: 15rem;
    padding: clamp(1.5rem, 4vw, 4rem);
  }
  .page-header {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 2rem;
    padding-bottom: 2.5rem;
  }
  .eyebrow {
    color: var(--brand);
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
  }
  h1 {
    max-width: 18ch;
    margin-top: 0.65rem;
    font-size: clamp(2rem, 5vw, 4.5rem);
    line-height: 0.98;
    letter-spacing: -0.055em;
  }
  .lede {
    max-width: 42rem;
    margin-top: 1.25rem;
    color: var(--muted);
    line-height: 1.7;
  }
  .toolbar {
    display: flex;
    flex: 0 0 auto;
    gap: 0.6rem;
  }
  .toolbar label {
    display: grid;
    gap: 0.35rem;
    color: var(--muted);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }
  .toolbar select,
  .theme-toggle,
  .form-panel button {
    min-height: 2.65rem;
    border: 1px solid var(--line);
    border-radius: 0.65rem;
    background: var(--surface);
    color: var(--ink);
  }
  .toolbar select {
    padding-inline: 0.75rem 2rem;
  }
  .theme-toggle {
    align-self: end;
    padding-inline: 0.85rem;
    cursor: pointer;
  }
  .summary {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr)) auto;
    gap: 1rem;
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: 1rem;
    background: var(--surface);
    box-shadow: 0 18px 50px rgb(15 23 42 / 0.08);
  }
  .summary div {
    display: grid;
    gap: 0.25rem;
    min-width: 0;
  }
  .summary span {
    color: var(--muted);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
  }
  .summary output {
    overflow: hidden;
    font:
      0.875rem ui-monospace,
      monospace;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .summary > code,
  .component-card code {
    border-radius: 0.45rem;
    background: var(--soft-brand);
    color: var(--brand);
    font-family: ui-monospace, monospace;
  }
  .summary > code {
    align-self: center;
    padding: 0.65rem 0.75rem;
    font-size: 0.75rem;
  }
  .demo-section {
    padding-top: 5rem;
    scroll-margin-top: 1rem;
  }
  .section-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 2rem;
    margin-bottom: 1.25rem;
  }
  .section-heading h2,
  .form-panel h2 {
    margin-top: 0.35rem;
    font-size: clamp(1.4rem, 3vw, 2.25rem);
    letter-spacing: -0.035em;
  }
  .section-heading > p {
    max-width: 31rem;
    color: var(--muted);
    font-size: 0.9rem;
    line-height: 1.6;
  }
  .showcase-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(16rem, 0.8fr);
    gap: 1rem;
    align-items: start;
  }
  .showcase-grid--time {
    grid-template-columns: minmax(22rem, 1fr) minmax(16rem, 0.8fr);
  }
  .showcase-grid--ranges {
    grid-template-columns: minmax(30rem, 1.5fr) minmax(16rem, 0.7fr);
  }
  .component-card {
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 1rem;
    background: var(--surface);
    box-shadow: 0 18px 50px rgb(15 23 42 / 0.08);
  }
  .component-card__heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.1rem;
    border-bottom: 1px solid var(--line);
  }
  .component-card__heading h3 {
    margin-bottom: 0.25rem;
    font-size: 0.95rem;
  }
  .component-card code {
    padding: 0.18rem 0.35rem;
    font-size: 0.68rem;
  }
  .badge {
    border-radius: 999px;
    background: var(--soft-accent);
    color: var(--accent);
    padding: 0.35rem 0.55rem;
    font-size: 0.68rem;
    font-weight: 800;
    text-transform: uppercase;
  }
  .canvas {
    min-width: 0;
    padding: clamp(1rem, 3vw, 2rem);
    background: linear-gradient(var(--line) 1px, transparent 1px),
      linear-gradient(90deg, var(--line) 1px, transparent 1px),
      color-mix(in srgb, var(--raised) 92%, var(--page));
    background-size: 1.5rem 1.5rem;
  }
  .canvas--compact {
    display: grid;
    min-height: 10rem;
    place-items: center;
  }
  .canvas--wide {
    overflow-x: auto;
  }
  .component-card__note {
    padding: 1rem;
    color: var(--muted);
    font-size: 0.8rem;
    line-height: 1.5;
  }
  .form-panel {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1.25rem 2rem;
    margin-top: 5rem;
    padding: clamp(1.25rem, 4vw, 2.5rem);
    border: 1px solid var(--line);
    border-radius: 1rem;
    background: var(--surface);
  }
  .form-panel p:not(.eyebrow) {
    margin-top: 0.75rem;
    color: var(--muted);
  }
  .form-panel button {
    align-self: center;
    padding-inline: 1rem;
    background: var(--ink);
    color: var(--page);
    cursor: pointer;
    font-weight: 700;
  }
  .form-panel pre {
    grid-column: 1 / -1;
    min-height: 8rem;
    margin: 0;
    overflow: auto;
    padding: 1rem;
    border-radius: 0.75rem;
    background: light-dark(#0f172a, #050a12);
    color: #dbeafe;
    font-size: 0.78rem;
    line-height: 1.6;
  }
  footer {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding-block: 4rem 1rem;
    color: var(--muted);
    font-size: 0.8rem;
  }
  footer strong {
    color: var(--ink);
  }

  @media (max-width: 62rem) {
    .sidebar {
      position: sticky;
      inset: 0;
      width: 100%;
      height: auto;
      flex-direction: row;
      align-items: center;
      gap: 1rem;
      padding: 0.75rem 1rem;
      overflow-x: auto;
    }
    .brand {
      flex: 0 0 auto;
    }
    .brand small,
    .sidebar__note {
      display: none;
    }
    .navigation {
      display: flex;
      margin: 0;
    }
    .navigation a {
      white-space: nowrap;
    }
    main {
      width: 100%;
      margin: 0;
    }
    .page-header {
      align-items: start;
    }
    .showcase-grid,
    .showcase-grid--time,
    .showcase-grid--ranges {
      grid-template-columns: 1fr;
    }
  }
  @media (max-width: 42rem) {
    main {
      padding: 1rem;
    }
    .page-header,
    .section-heading {
      display: grid;
    }
    .toolbar {
      width: 100%;
    }
    .toolbar label {
      flex: 1;
    }
    .toolbar select {
      width: 100%;
    }
    .summary {
      grid-template-columns: 1fr;
    }
    .summary > code {
      justify-self: start;
    }
    .demo-section {
      padding-top: 3.5rem;
    }
    .form-panel {
      grid-template-columns: 1fr;
    }
    .form-panel button {
      justify-self: start;
    }
    footer {
      display: grid;
    }
  }
}

@layer cali {
  cali-calendar,
  cali-clocks,
  cali-dateform,
  cali-timeform,
  cali-ranger-calendar,
  cali-ranger-clocks {
    --cali-selected-bg: var(--brand);
    --cali-selected-color: var(--on-brand);
    --cali-active-bg: var(--soft-accent);
    --cali-range-bg: color-mix(in srgb, var(--brand) 18%, transparent);
    --cali-preview-bg: color-mix(in srgb, var(--accent) 16%, transparent);
    --cali-hover-bg: color-mix(in srgb, var(--brand) 10%, transparent);
    --cali-subtle: var(--muted);
    --cali-radius: 0.5rem;
  }
  cali-calendar,
  cali-ranger-calendar {
    display: block;
    min-width: 18rem;
  }
  cali-ranger-calendar {
    min-width: 36rem;
  }
  cali-ranger-clocks {
    display: block;
    min-width: 14rem;
  }
  cali-calendar::part(name),
  cali-clocks::part(name),
  cali-dateform::part(name),
  cali-timeform::part(name),
  cali-ranger-calendar::part(name),
  cali-ranger-clocks::part(name) {
    font-weight: 800;
    letter-spacing: -0.02em;
  }
  cali-calendar::part(date),
  cali-ranger-calendar::part(date),
  cali-clocks::part(unit),
  cali-ranger-clocks::part(slot),
  cali-calendar::part(previous),
  cali-calendar::part(next),
  cali-ranger-calendar::part(previous),
  cali-ranger-calendar::part(next),
  cali-ranger-clocks::part(previous),
  cali-ranger-clocks::part(next) {
    border: 1px solid transparent;
    background-color: color-mix(in srgb, var(--surface) 75%, transparent);
    color: var(--ink);
    font: inherit;
  }
  cali-calendar::part(selected),
  cali-clocks::part(selected),
  cali-ranger-calendar::part(selected),
  cali-ranger-clocks::part(selected) {
    border-color: color-mix(in srgb, var(--brand) 70%, white);
    background: var(--cali-selected-bg);
    color: var(--cali-selected-color);
    font-weight: 800;
  }
  cali-calendar::part(date),
  cali-ranger-calendar::part(date) {
    min-height: 2rem;
  }
  cali-clocks::part(unit),
  cali-ranger-clocks::part(slot) {
    padding: 0.35rem 0.55rem;
  }
  cali-dateform::part(field),
  cali-timeform::part(field) {
    border: 1px solid var(--line);
    background: var(--surface);
    color: var(--ink);
    font: inherit;
    font-family: ui-monospace, monospace;
  }
  cali-dateform::part(separator),
  cali-timeform::part(separator),
  cali-calendar::part(weekday),
  cali-ranger-calendar::part(weekday),
  cali-ranger-calendar::part(range),
  cali-ranger-clocks::part(range) {
    color: var(--muted);
  }
}

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