/*
 * Liquid Glass Developer Kit v1.2.0
 * A dependency-free, dark-first UI layer inspired by Cutybody.
 * Public API: --lg-* custom properties and .lg-* classes only.
 */

@layer lg.reset, lg.tokens, lg.base, lg.components, lg.utilities;

@layer lg.tokens {
  :root {
    color-scheme: dark;
    --lg-hue-primary: 344;
    --lg-hue-secondary: 246;
    --lg-primary: hsl(var(--lg-hue-primary) 100% 62%);
    --lg-secondary: hsl(var(--lg-hue-secondary) 100% 68%);
    --lg-info: hsl(190 100% 56%);
    --lg-success: hsl(151 67% 52%);
    --lg-warning: hsl(40 96% 60%);
    --lg-danger: hsl(3 84% 64%);

    --lg-bg: #070a10;
    --lg-bg-raised: #0b0f18;
    --lg-text: rgb(255 255 255 / 94%);
    --lg-text-muted: rgb(255 255 255 / 64%);
    --lg-text-dim: rgb(255 255 255 / 44%);
    --lg-glass: rgb(12 16 25 / 62%);
    --lg-glass-strong: rgb(15 20 31 / 82%);
    --lg-glass-soft: rgb(255 255 255 / 7%);
    --lg-stroke: rgb(255 255 255 / 14%);
    --lg-stroke-strong: rgb(255 255 255 / 22%);

    --lg-font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
    --lg-radius-xs: 10px;
    --lg-radius-sm: 14px;
    --lg-radius-md: 18px;
    --lg-radius-lg: 24px;
    --lg-radius-pill: 999px;
    --lg-space-1: .25rem;
    --lg-space-2: .5rem;
    --lg-space-3: .75rem;
    --lg-space-4: 1rem;
    --lg-space-5: 1.5rem;
    --lg-space-6: 2rem;
    --lg-space-7: 3rem;
    --lg-blur: 20px;
    --lg-saturation: 155%;
    --lg-shadow-sm: 0 10px 30px rgb(0 0 0 / 24%);
    --lg-shadow-lg: 0 24px 70px rgb(0 0 0 / 38%);
    --lg-glow: 0 14px 40px hsl(var(--lg-hue-primary) 100% 50% / 20%);
    --lg-speed-fast: 140ms;
    --lg-speed: 220ms;
    --lg-ease: cubic-bezier(.2, .8, .2, 1);
    --lg-content: 72rem;
  }
}

@layer lg.reset {
  .lg-app, .lg-app *, .lg-app *::before, .lg-app *::after { box-sizing: border-box; }
  .lg-app :where(button, input, textarea, select) { font: inherit; }
  .lg-app :where(img, picture, video, canvas, svg) { display: block; max-width: 100%; }
  .lg-app :where(table) { border-collapse: collapse; border-spacing: 0; }
  .lg-app :where(button, select) { text-transform: none; }
}

@layer lg.base {
  .lg-app {
    min-height: 100dvh;
    margin: 0;
    color: var(--lg-text);
    font-family: var(--lg-font);
    line-height: 1.5;
    background:
      radial-gradient(60rem 36rem at 8% -5%, hsl(var(--lg-hue-primary) 100% 55% / 25%), transparent 58%),
      radial-gradient(48rem 34rem at 92% 4%, hsl(var(--lg-hue-secondary) 100% 62% / 24%), transparent 56%),
      radial-gradient(42rem 36rem at 50% 110%, rgb(0 210 255 / 10%), transparent 62%),
      linear-gradient(180deg, var(--lg-bg), var(--lg-bg-raised));
    background-attachment: fixed;
  }

  .lg-app::before {
    position: fixed;
    z-index: -1;
    inset: 0;
    content: "";
    pointer-events: none;
    opacity: .035;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.8'/%3E%3C/svg%3E");
  }

  .lg-app :where(h1, h2, h3, h4, h5, h6) { margin-block: 0 .55em; letter-spacing: -.035em; line-height: 1.08; text-wrap: balance; }
  .lg-app :where(h1) { font-size: clamp(2.25rem, 7vw, 5rem); }
  .lg-app :where(h2) { font-size: clamp(1.75rem, 4vw, 3rem); }
  .lg-app :where(h3) { font-size: clamp(1.3rem, 2.5vw, 2rem); }
  .lg-app :where(h4) { font-size: 1.2rem; }
  .lg-app :where(h5, h6) { font-size: 1rem; }
  .lg-app :where(p) { margin-block: 0 1em; }
  .lg-app :where(a) { color: color-mix(in srgb, var(--lg-secondary) 55%, white); text-decoration-thickness: .08em; text-underline-offset: .18em; }
  .lg-app :where(a:hover) { color: white; }
  .lg-app :where(ul, ol) { padding-inline-start: 1.4rem; }
  .lg-app :where(li + li) { margin-block-start: .3rem; }
  .lg-app :where(dt) { font-weight: 750; }
  .lg-app :where(dd) { margin: .2rem 0 .85rem; color: var(--lg-text-muted); }
  .lg-app :where(hr) { height: 1px; margin-block: var(--lg-space-5); border: 0; background: var(--lg-stroke); }
  .lg-app :where(mark) { padding: .08em .3em; border-radius: .3em; background: color-mix(in srgb, var(--lg-warning) 32%, transparent); color: var(--lg-text); }
  .lg-app :where(abbr[title]) { cursor: help; text-decoration-style: dotted; text-underline-offset: .2em; }
  .lg-app :where(kbd) { padding: .15em .45em; border: 1px solid var(--lg-stroke-strong); border-radius: .4em; background: rgb(255 255 255 / 9%); box-shadow: inset 0 -2px 0 rgb(0 0 0 / 30%); font: .82em ui-monospace, monospace; }
  .lg-app :where(code, samp, var) { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
  .lg-app :where(:not(pre) > code) { padding: .12em .35em; border-radius: .35em; background: rgb(255 255 255 / 8%); color: color-mix(in srgb, var(--lg-primary) 45%, white); }
  .lg-app :where(pre) { max-width: 100%; padding: var(--lg-space-4); overflow: auto; border: 1px solid var(--lg-stroke); border-radius: var(--lg-radius-md); background: rgb(0 0 0 / 28%); }
  .lg-app :where(pre code) { color: inherit; }
  .lg-app :where(blockquote) { margin: var(--lg-space-5) 0; padding: .2rem 0 .2rem var(--lg-space-4); border-inline-start: 3px solid var(--lg-primary); color: var(--lg-text-muted); font-size: 1.1rem; }
  .lg-app :where(blockquote cite) { display: block; margin-top: .5rem; color: var(--lg-text-dim); font-size: .82rem; font-style: normal; }
  .lg-app :where(figure) { margin: 0; }
  .lg-app :where(figcaption) { margin-top: .55rem; color: var(--lg-text-muted); font-size: .82rem; }
  .lg-app :where(img, video) { height: auto; border-radius: var(--lg-radius-md); }
  .lg-app :where(audio) { width: 100%; }
  .lg-app :where(address) { color: var(--lg-text-muted); font-style: normal; }
  .lg-app :where(summary) { cursor: pointer; }
  .lg-app :where(::selection) { background: hsl(var(--lg-hue-primary) 100% 62% / 38%); color: white; }
  .lg-app :where(:focus-visible) { outline: 3px solid color-mix(in srgb, var(--lg-secondary) 72%, white); outline-offset: 3px; }
  .lg-container { width: min(calc(100% - 2rem), var(--lg-content)); margin-inline: auto; }
}

@layer lg.components {
  .lg-glass, .lg-card, .lg-panel, .lg-toolbar, .lg-modal {
    border: 1px solid var(--lg-stroke);
    background: linear-gradient(145deg, rgb(255 255 255 / 9%), transparent 45%), var(--lg-glass);
    box-shadow: var(--lg-shadow-sm);
    -webkit-backdrop-filter: blur(var(--lg-blur)) saturate(var(--lg-saturation));
    backdrop-filter: blur(var(--lg-blur)) saturate(var(--lg-saturation));
  }

  .lg-card, .lg-panel { position: relative; border-radius: var(--lg-radius-lg); }
  .lg-card { padding: var(--lg-space-5); overflow: clip; }
  .lg-panel { padding: var(--lg-space-4); }
  .lg-card--interactive { transition: transform var(--lg-speed-fast) var(--lg-ease), border-color var(--lg-speed) var(--lg-ease), box-shadow var(--lg-speed) var(--lg-ease); }
  .lg-card--interactive:hover { border-color: var(--lg-stroke-strong); box-shadow: var(--lg-shadow-lg); transform: translateY(-3px); }
  .lg-card--interactive:active { transform: scale(.985); }
  .lg-card--glow::after { position: absolute; inset: auto -15% -55% 20%; height: 65%; content: ""; pointer-events: none; border-radius: 50%; background: linear-gradient(90deg, var(--lg-primary), var(--lg-secondary)); filter: blur(55px); opacity: .18; }

  .lg-btn {
    min-height: 44px;
    padding: .68rem 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    border: 1px solid var(--lg-stroke);
    border-radius: var(--lg-radius-sm);
    background: var(--lg-glass-soft);
    color: var(--lg-text);
    font-weight: 720;
    text-decoration: none;
    cursor: pointer;
    box-shadow: var(--lg-shadow-sm);
    transition: transform var(--lg-speed-fast) var(--lg-ease), background var(--lg-speed) var(--lg-ease), filter var(--lg-speed) var(--lg-ease);
  }
  .lg-btn:hover { background: rgb(255 255 255 / 12%); }
  .lg-btn:active { transform: scale(.97); }
  .lg-btn:disabled, .lg-btn[aria-disabled="true"] { opacity: .48; pointer-events: none; }
  .lg-btn--primary { border-color: transparent; background: linear-gradient(135deg, var(--lg-primary), var(--lg-secondary)); color: white; box-shadow: var(--lg-glow), var(--lg-shadow-sm); }
  .lg-btn--primary:hover { background: linear-gradient(135deg, var(--lg-primary), var(--lg-secondary)); filter: brightness(1.09); }
  .lg-btn--quiet { border-color: transparent; background: transparent; box-shadow: none; }
  .lg-btn--danger { border-color: color-mix(in srgb, var(--lg-danger) 35%, transparent); color: color-mix(in srgb, var(--lg-danger) 75%, white); }
  .lg-btn--icon { width: 44px; padding: 0; border-radius: var(--lg-radius-sm); }
  .lg-btn--sm { min-height: 36px; padding: .45rem .75rem; font-size: .875rem; }
  .lg-btn--lg { min-height: 52px; padding: .85rem 1.25rem; border-radius: var(--lg-radius-md); font-size: 1.05rem; }
  .lg-btn--block { width: 100%; }
  .lg-btn-group { display: inline-flex; }
  .lg-btn-group > .lg-btn { border-radius: 0; box-shadow: none; }
  .lg-btn-group > .lg-btn:first-child { border-radius: var(--lg-radius-sm) 0 0 var(--lg-radius-sm); }
  .lg-btn-group > .lg-btn:last-child { border-radius: 0 var(--lg-radius-sm) var(--lg-radius-sm) 0; }
  .lg-btn-group > .lg-btn + .lg-btn { margin-inline-start: -1px; }

  .lg-field { display: grid; gap: .45rem; }
  .lg-label { color: var(--lg-text-muted); font-size: .82rem; font-weight: 700; }
  .lg-input, .lg-select, .lg-textarea {
    width: 100%;
    min-height: 46px;
    padding: .7rem .85rem;
    border: 1px solid var(--lg-stroke);
    border-radius: var(--lg-radius-sm);
    background: rgb(255 255 255 / 6%);
    color: var(--lg-text);
    transition: border-color var(--lg-speed) var(--lg-ease), background var(--lg-speed) var(--lg-ease), box-shadow var(--lg-speed) var(--lg-ease);
  }
  .lg-textarea { min-height: 7rem; resize: vertical; }
  .lg-input::placeholder, .lg-textarea::placeholder { color: var(--lg-text-dim); }
  .lg-input:focus, .lg-select:focus, .lg-textarea:focus { border-color: color-mix(in srgb, var(--lg-secondary) 62%, transparent); outline: 0; background: rgb(255 255 255 / 9%); box-shadow: 0 0 0 4px hsl(var(--lg-hue-secondary) 100% 65% / 16%); }
  :is(.lg-input, .lg-select, .lg-textarea):disabled { opacity: .5; cursor: not-allowed; }
  :is(.lg-input, .lg-textarea):read-only { background: rgb(255 255 255 / 3%); color: var(--lg-text-muted); }
  .lg-help { color: var(--lg-text-dim); font-size: .78rem; }
  .lg-fieldset { min-width: 0; margin: 0; padding: var(--lg-space-4); border: 1px solid var(--lg-stroke); border-radius: var(--lg-radius-md); }
  .lg-legend { padding-inline: .45rem; font-weight: 760; }
  .lg-field[data-state="error"] :is(.lg-input, .lg-select, .lg-textarea) { border-color: color-mix(in srgb, var(--lg-danger) 70%, transparent); }
  .lg-field[data-state="error"] .lg-help { color: color-mix(in srgb, var(--lg-danger) 70%, white); }
  .lg-input-group { display: flex; }
  .lg-input-group > :is(.lg-input, .lg-select) { min-width: 0; border-radius: 0; }
  .lg-input-group > :first-child { border-radius: var(--lg-radius-sm) 0 0 var(--lg-radius-sm); }
  .lg-input-group > :last-child { border-radius: 0 var(--lg-radius-sm) var(--lg-radius-sm) 0; }
  .lg-input-group > * + * { margin-inline-start: -1px; }
  .lg-input-addon { padding-inline: .8rem; display: inline-flex; align-items: center; border: 1px solid var(--lg-stroke); background: rgb(255 255 255 / 8%); color: var(--lg-text-muted); white-space: nowrap; }
  .lg-check { min-height: 44px; display: inline-flex; align-items: center; gap: .65rem; cursor: pointer; }
  .lg-check > input { width: 1.2rem; height: 1.2rem; margin: 0; accent-color: var(--lg-primary); }
  .lg-switch { min-height: 44px; display: inline-flex; align-items: center; gap: .7rem; cursor: pointer; }
  .lg-switch > input { width: 2.8rem; height: 1.55rem; margin: 0; appearance: none; border: 1px solid var(--lg-stroke-strong); border-radius: var(--lg-radius-pill); background: rgb(255 255 255 / 10%); cursor: pointer; transition: background var(--lg-speed) var(--lg-ease); }
  .lg-switch > input::before { width: 1.15rem; aspect-ratio: 1; margin: .14rem; display: block; content: ""; border-radius: 50%; background: white; box-shadow: var(--lg-shadow-sm); transition: transform var(--lg-speed) var(--lg-ease); }
  .lg-switch > input:checked { border-color: transparent; background: linear-gradient(135deg, var(--lg-primary), var(--lg-secondary)); }
  .lg-switch > input:checked::before { transform: translateX(1.22rem); }
  .lg-switch > input:focus-visible { outline: 3px solid color-mix(in srgb, var(--lg-secondary) 72%, white); outline-offset: 3px; }
  .lg-range { width: 100%; accent-color: var(--lg-primary); cursor: pointer; }
  .lg-file { width: 100%; color: var(--lg-text-muted); }
  .lg-file::file-selector-button { min-height: 40px; margin-inline-end: .7rem; padding: .5rem .8rem; border: 1px solid var(--lg-stroke); border-radius: var(--lg-radius-sm); background: var(--lg-glass-soft); color: var(--lg-text); cursor: pointer; }

  .lg-badge { width: fit-content; padding: .3rem .6rem; display: inline-flex; align-items: center; gap: .35rem; border: 1px solid var(--lg-stroke); border-radius: var(--lg-radius-pill); background: var(--lg-glass-soft); color: var(--lg-text-muted); font-size: .75rem; font-weight: 750; }
  .lg-badge--accent { border-color: hsl(var(--lg-hue-primary) 100% 65% / 25%); background: hsl(var(--lg-hue-primary) 100% 60% / 13%); color: color-mix(in srgb, var(--lg-primary) 65%, white); }

  .lg-alert { padding: .85rem 1rem; display: flex; gap: .65rem; border: 1px solid var(--lg-stroke); border-radius: var(--lg-radius-md); background: var(--lg-glass-soft); }
  .lg-alert--success { border-color: color-mix(in srgb, var(--lg-success) 35%, transparent); }
  .lg-alert--warning { border-color: color-mix(in srgb, var(--lg-warning) 35%, transparent); }
  .lg-alert--danger { border-color: color-mix(in srgb, var(--lg-danger) 35%, transparent); }

  .lg-segmented { padding: .3rem; display: flex; gap: .25rem; border: 1px solid var(--lg-stroke); border-radius: var(--lg-radius-md); background: rgb(0 0 0 / 18%); }
  .lg-segmented__item { min-height: 38px; flex: 1; border: 0; border-radius: calc(var(--lg-radius-md) - .25rem); background: transparent; color: var(--lg-text-muted); font-weight: 700; cursor: pointer; }
  .lg-segmented__item[aria-selected="true"], .lg-segmented__item.is-active { background: rgb(255 255 255 / 11%); color: var(--lg-text); box-shadow: inset 0 1px 0 rgb(255 255 255 / 14%), var(--lg-shadow-sm); }

  .lg-list { margin: 0; padding: 0; overflow: clip; list-style: none; border: 1px solid var(--lg-stroke); border-radius: var(--lg-radius-lg); background: var(--lg-glass); }
  .lg-list__item { padding: .9rem 1rem; display: flex; align-items: center; gap: .8rem; color: inherit; text-decoration: none; }
  .lg-list__item + .lg-list__item { border-top: 1px solid var(--lg-stroke); }
  .lg-list__item:is(a, button):hover { background: var(--lg-glass-soft); }
  .lg-list__content { min-width: 0; flex: 1; }
  .lg-list__title { font-weight: 730; }
  .lg-list__meta { color: var(--lg-text-muted); font-size: .84rem; }

  .lg-avatar { width: 42px; aspect-ratio: 1; display: inline-grid; place-items: center; overflow: hidden; border: 1px solid var(--lg-stroke-strong); border-radius: 50%; background: linear-gradient(135deg, var(--lg-primary), var(--lg-secondary)); color: white; font-weight: 800; }
  .lg-avatar > img { width: 100%; height: 100%; object-fit: cover; }
  .lg-skeleton { border-radius: var(--lg-radius-xs); background: linear-gradient(100deg, rgb(255 255 255 / 6%) 25%, rgb(255 255 255 / 13%) 45%, rgb(255 255 255 / 6%) 65%) 0 0 / 200% 100%; animation: lg-shimmer 1.5s linear infinite; }
  .lg-spinner { width: 1.4rem; aspect-ratio: 1; display: inline-block; border: 2px solid rgb(255 255 255 / 22%); border-top-color: currentColor; border-radius: 50%; animation: lg-spin .7s linear infinite; }
  .lg-progress { width: 100%; height: .65rem; overflow: hidden; border: 0; border-radius: var(--lg-radius-pill); background: rgb(255 255 255 / 9%); }
  .lg-progress::-webkit-progress-bar { background: rgb(255 255 255 / 9%); }
  .lg-progress::-webkit-progress-value { border-radius: inherit; background: linear-gradient(90deg, var(--lg-primary), var(--lg-secondary)); }
  .lg-progress::-moz-progress-bar { border-radius: inherit; background: linear-gradient(90deg, var(--lg-primary), var(--lg-secondary)); }
  .lg-meter { width: 100%; height: .75rem; accent-color: var(--lg-success); }

  .lg-table-wrap { max-width: 100%; overflow-x: auto; border: 1px solid var(--lg-stroke); border-radius: var(--lg-radius-lg); }
  .lg-table { width: 100%; min-width: 38rem; background: var(--lg-glass); text-align: left; }
  .lg-table :is(th, td) { padding: .8rem 1rem; border-bottom: 1px solid var(--lg-stroke); }
  .lg-table th { color: var(--lg-text-muted); font-size: .78rem; letter-spacing: .04em; text-transform: uppercase; }
  .lg-table tbody tr:last-child td { border-bottom: 0; }
  .lg-table tbody tr:hover { background: var(--lg-glass-soft); }
  .lg-table caption { padding: .75rem 1rem; color: var(--lg-text-muted); text-align: left; caption-side: bottom; }

  .lg-breadcrumb { margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .45rem; list-style: none; color: var(--lg-text-muted); font-size: .86rem; }
  .lg-breadcrumb > li + li::before { margin-inline-end: .45rem; content: "/"; color: var(--lg-text-dim); }
  .lg-breadcrumb a { color: inherit; }
  .lg-pagination { margin: 0; padding: 0; display: flex; gap: .35rem; list-style: none; }
  .lg-pagination a, .lg-pagination span { min-width: 42px; min-height: 42px; display: grid; place-items: center; border: 1px solid var(--lg-stroke); border-radius: var(--lg-radius-sm); background: var(--lg-glass-soft); color: var(--lg-text); text-decoration: none; }
  .lg-pagination [aria-current="page"] { border-color: transparent; background: linear-gradient(135deg, var(--lg-primary), var(--lg-secondary)); }
  .lg-pagination [aria-disabled="true"] { opacity: .4; }
  .lg-nav { margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .3rem; list-style: none; }
  .lg-nav a { min-height: 42px; padding: .55rem .8rem; display: inline-flex; align-items: center; border-radius: var(--lg-radius-sm); color: var(--lg-text-muted); text-decoration: none; }
  .lg-nav a:hover, .lg-nav a[aria-current="page"] { background: var(--lg-glass-soft); color: var(--lg-text); }

  .lg-details { overflow: clip; border: 1px solid var(--lg-stroke); border-radius: var(--lg-radius-md); background: var(--lg-glass-soft); }
  .lg-details > summary { min-height: 48px; padding: .75rem 1rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; font-weight: 740; list-style: none; }
  .lg-details > summary::-webkit-details-marker { display: none; }
  .lg-details > summary::after { content: "+"; color: var(--lg-text-muted); font-size: 1.25rem; }
  .lg-details[open] > summary::after { content: "−"; }
  .lg-details__body { padding: 0 1rem 1rem; color: var(--lg-text-muted); }
  .lg-accordion { display: grid; gap: .6rem; }

  .lg-menu { min-width: 13rem; margin: 0; padding: .4rem; list-style: none; border: 1px solid var(--lg-stroke); border-radius: var(--lg-radius-md); background: var(--lg-glass-strong); box-shadow: var(--lg-shadow-lg); -webkit-backdrop-filter: blur(var(--lg-blur)); backdrop-filter: blur(var(--lg-blur)); }
  .lg-menu__item { width: 100%; min-height: 40px; padding: .55rem .7rem; display: flex; align-items: center; gap: .6rem; border: 0; border-radius: var(--lg-radius-xs); background: transparent; color: var(--lg-text); text-align: left; text-decoration: none; cursor: pointer; }
  .lg-menu__item:hover, .lg-menu__item:focus-visible { background: var(--lg-glass-soft); }
  .lg-menu__separator { height: 1px; margin: .35rem; background: var(--lg-stroke); }
  .lg-menu__item--danger { color: color-mix(in srgb, var(--lg-danger) 72%, white); }
  .lg-dropdown { position: relative; width: fit-content; }
  .lg-dropdown > .lg-menu { position: absolute; z-index: 40; top: calc(100% + .45rem); right: 0; }
  .lg-tooltip { width: max-content; max-width: 18rem; padding: .4rem .6rem; border: 1px solid var(--lg-stroke); border-radius: var(--lg-radius-xs); background: var(--lg-glass-strong); color: var(--lg-text); box-shadow: var(--lg-shadow-sm); font-size: .76rem; }
  .lg-popover { width: min(22rem, calc(100vw - 2rem)); padding: var(--lg-space-4); border: 1px solid var(--lg-stroke); border-radius: var(--lg-radius-md); background: var(--lg-glass-strong); color: var(--lg-text); box-shadow: var(--lg-shadow-lg); }
  :is(.lg-tooltip, .lg-popover):popover-open { animation: lg-pop-in var(--lg-speed) var(--lg-ease); }

  .lg-toast-region { position: fixed; z-index: 60; top: max(1rem, env(safe-area-inset-top)); right: max(1rem, env(safe-area-inset-right)); width: min(24rem, calc(100% - 2rem)); display: grid; gap: .6rem; pointer-events: none; }
  .lg-toast { padding: .8rem 1rem; display: flex; align-items: flex-start; gap: .7rem; border: 1px solid var(--lg-stroke); border-radius: var(--lg-radius-md); background: var(--lg-glass-strong); box-shadow: var(--lg-shadow-lg); -webkit-backdrop-filter: blur(var(--lg-blur)); backdrop-filter: blur(var(--lg-blur)); pointer-events: auto; }
  .lg-toast__content { min-width: 0; flex: 1; }
  .lg-toast__title { font-weight: 760; }
  .lg-toast__message { color: var(--lg-text-muted); font-size: .84rem; }
  .lg-alert.is-leaving, .lg-toast.is-leaving { pointer-events: none; animation: lg-dismiss var(--lg-speed) var(--lg-ease) forwards; }

  .lg-media { display: flex; align-items: flex-start; gap: .85rem; }
  .lg-media__body { min-width: 0; flex: 1; }
  .lg-stat { padding: var(--lg-space-4); border: 1px solid var(--lg-stroke); border-radius: var(--lg-radius-md); background: var(--lg-glass-soft); }
  .lg-stat__value { font-size: clamp(1.6rem, 4vw, 2.4rem); font-weight: 820; letter-spacing: -.04em; }
  .lg-stat__label { color: var(--lg-text-muted); font-size: .82rem; }
  .lg-empty { padding: clamp(2rem, 8vw, 5rem) 1rem; display: grid; place-items: center; text-align: center; }
  .lg-empty__icon { width: 64px; aspect-ratio: 1; margin-bottom: 1rem; display: grid; place-items: center; border: 1px solid var(--lg-stroke); border-radius: var(--lg-radius-md); background: var(--lg-glass-soft); font-size: 1.6rem; }

  .lg-steps { margin: 0; padding: 0; display: grid; grid-template-columns: repeat(var(--lg-step-count, 3), 1fr); list-style: none; counter-reset: step; }
  .lg-step { position: relative; display: grid; justify-items: center; gap: .45rem; color: var(--lg-text-dim); font-size: .78rem; text-align: center; counter-increment: step; }
  .lg-step::before { position: relative; z-index: 1; width: 2rem; aspect-ratio: 1; display: grid; place-items: center; content: counter(step); border: 1px solid var(--lg-stroke); border-radius: 50%; background: var(--lg-bg-raised); }
  .lg-step + .lg-step::after { position: absolute; top: 1rem; right: 50%; width: 100%; height: 1px; content: ""; background: var(--lg-stroke); }
  .lg-step.is-complete, .lg-step[aria-current="step"] { color: var(--lg-text); }
  .lg-step.is-complete::before, .lg-step[aria-current="step"]::before { border-color: transparent; background: linear-gradient(135deg, var(--lg-primary), var(--lg-secondary)); color: white; }

  .lg-timeline { margin: 0; padding: 0 0 0 1rem; list-style: none; border-inline-start: 1px solid var(--lg-stroke); }
  .lg-timeline__item { position: relative; padding: 0 0 1.3rem 1rem; }
  .lg-timeline__item::before { position: absolute; top: .35rem; left: calc(-1rem - 5px); width: 9px; aspect-ratio: 1; content: ""; border: 2px solid var(--lg-bg-raised); border-radius: 50%; background: var(--lg-primary); box-shadow: 0 0 0 2px var(--lg-stroke); }
  .lg-timeline__time { color: var(--lg-text-dim); font-size: .76rem; }

  .lg-ratio { position: relative; width: 100%; overflow: hidden; border-radius: var(--lg-radius-md); aspect-ratio: var(--lg-ratio, 16 / 9); }
  .lg-ratio > :first-child { width: 100%; height: 100%; border: 0; object-fit: cover; }

  .lg-toolbar { position: sticky; z-index: 20; top: 0; padding: .65rem max(1rem, env(safe-area-inset-left)); display: flex; align-items: center; justify-content: space-between; gap: 1rem; border-width: 0 0 1px; background: color-mix(in srgb, var(--lg-glass) 88%, transparent); }
  .lg-bottomnav { position: fixed; z-index: 30; right: max(1rem, env(safe-area-inset-right)); bottom: max(1rem, env(safe-area-inset-bottom)); left: max(1rem, env(safe-area-inset-left)); width: min(calc(100% - 2rem), 34rem); min-height: 64px; margin-inline: auto; padding: .45rem; display: flex; align-items: center; justify-content: space-around; border: 1px solid var(--lg-stroke); border-radius: var(--lg-radius-lg); background: var(--lg-glass-strong); box-shadow: var(--lg-shadow-lg); -webkit-backdrop-filter: blur(var(--lg-blur)) saturate(var(--lg-saturation)); backdrop-filter: blur(var(--lg-blur)) saturate(var(--lg-saturation)); }
  .lg-bottomnav__item { min-width: 58px; min-height: 48px; padding: .35rem .55rem; display: grid; place-items: center; gap: .1rem; border-radius: var(--lg-radius-sm); color: var(--lg-text-muted); font-size: .72rem; text-decoration: none; }
  .lg-bottomnav__item[aria-current="page"], .lg-bottomnav__item.is-active { background: var(--lg-glass-soft); color: var(--lg-text); }

  .lg-modal { width: min(calc(100% - 2rem), 34rem); padding: 0; border-radius: var(--lg-radius-lg); color: var(--lg-text); }
  .lg-modal::backdrop { background: rgb(0 0 0 / 58%); -webkit-backdrop-filter: blur(5px); backdrop-filter: blur(5px); }
  .lg-modal__header, .lg-modal__body, .lg-modal__footer { padding: var(--lg-space-4); }
  .lg-modal__header, .lg-modal__footer { display: flex; align-items: center; gap: .75rem; }
  .lg-modal__header { justify-content: space-between; border-bottom: 1px solid var(--lg-stroke); }
  .lg-modal__footer { justify-content: flex-end; border-top: 1px solid var(--lg-stroke); }
}

@layer lg.utilities {
  .lg-stack { display: flex; flex-direction: column; gap: var(--lg-stack-gap, var(--lg-space-4)); }
  .lg-cluster { display: flex; flex-wrap: wrap; align-items: center; gap: var(--lg-cluster-gap, var(--lg-space-3)); }
  .lg-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, var(--lg-grid-min, 16rem)), 1fr)); gap: var(--lg-grid-gap, var(--lg-space-4)); }
  .lg-muted { color: var(--lg-text-muted); }
  .lg-dim { color: var(--lg-text-dim); }
  .lg-sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
}

@keyframes lg-shimmer { to { background-position-x: -200%; } }
@keyframes lg-spin { to { transform: rotate(1turn); } }
@keyframes lg-pop-in { from { opacity: 0; transform: translateY(5px) scale(.98); } }
@keyframes lg-dismiss { to { opacity: 0; transform: translateY(-6px) scale(.98); } }

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .lg-glass, .lg-card, .lg-panel, .lg-toolbar, .lg-modal, .lg-bottomnav { background: var(--lg-glass-strong); }
}

@media (prefers-reduced-motion: reduce) {
  .lg-app *, .lg-app *::before, .lg-app *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

@media (prefers-contrast: more) {
  :root { --lg-stroke: rgb(255 255 255 / 32%); --lg-text-muted: rgb(255 255 255 / 78%); }
}