/*
 * Muthirai kit — one stylesheet: fonts, eight themes, type and components.
 * Fonts: loads RobotoMono-Variable.woff2, RobotoMono-Italic-Variable.woff2 and Roboto-Variable.woff2
 * (Apache 2.0) from the fonts/ folder next to this file. Keep the two together.
 *
 * Themes: <html data-theme="lab-dark">  — explicit theme
 *         <html data-palette="lab">      — palette, light/dark follows the OS
 *         <html data-palette="lab" data-mode="dark">  — palette, mode pinned
 * Generated from the Muthirai design system. Edit tokens there, not here.
 */

@font-face { font-family: "Roboto Mono"; src: url("fonts/RobotoMono-Variable.woff2") format("woff2"); font-weight: 100 700; font-style: normal; font-display: swap; }
@font-face { font-family: "Roboto Mono"; src: url("fonts/RobotoMono-Italic-Variable.woff2") format("woff2"); font-weight: 100 700; font-style: italic; font-display: swap; }
@font-face { font-family: "Roboto"; src: url("fonts/Roboto-Variable.woff2") format("woff2"); font-weight: 100 900; font-style: normal; font-display: swap; }

:root, [data-theme="concrete-light"], [data-palette="concrete"] {
  --ground: #d8d8d4;
  --surface: #ededea;
  --surface-sunken: #c9c9c4;
  --ink: #111111;
  --ink-muted: #45453f;
  --hairline: #9d9d97;
  --inverse: var(--ink);
  --on-inverse: var(--surface);
  --accent: #ff4d12;
  --on-accent: #111111;
  --accent-ink: #8f2a00;
  --focus: #111111;
  --positive: #0a5a75;
  --caution: #6e4700;
  --critical: #a8141b;
  color-scheme: light;
}
[data-theme="concrete-dark"], [data-palette="concrete"][data-mode="dark"] {
  --ground: #111111;
  --surface: #1b1b1a;
  --surface-sunken: #0a0a0a;
  --ink: #ecebe5;
  --ink-muted: #a2a19a;
  --hairline: #3c3c39;
  --inverse: var(--ink);
  --on-inverse: var(--surface);
  --accent: #ff5a1f;
  --on-accent: #111111;
  --accent-ink: #ff8052;
  --focus: #ff8052;
  --positive: #5cc8ee;
  --caution: #f2b33d;
  --critical: #ff6b61;
  color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  [data-palette="concrete"]:not([data-mode="light"]) {
    --ground: #111111;
    --surface: #1b1b1a;
    --surface-sunken: #0a0a0a;
    --ink: #ecebe5;
    --ink-muted: #a2a19a;
    --hairline: #3c3c39;
    --inverse: var(--ink);
    --on-inverse: var(--surface);
    --accent: #ff5a1f;
    --on-accent: #111111;
    --accent-ink: #ff8052;
    --focus: #ff8052;
    --positive: #5cc8ee;
    --caution: #f2b33d;
    --critical: #ff6b61;
    color-scheme: dark;
  }
}

[data-theme="lab-light"], [data-palette="lab"] {
  --ground: #b3bbb2;
  --surface: #c8cfc6;
  --surface-sunken: #a3aba2;
  --ink: #0e1310;
  --ink-muted: #28302a;
  --hairline: #7f897f;
  --inverse: var(--ink);
  --on-inverse: var(--surface);
  --accent: #d6f06a;
  --on-accent: #0e1310;
  --accent-ink: #1f3a17;
  --focus: #0e1310;
  --positive: #063f55;
  --caution: #4a3100;
  --critical: #6e0a10;
  color-scheme: light;
}
[data-theme="lab-dark"], [data-palette="lab"][data-mode="dark"] {
  --ground: #14201b;
  --surface: #1b2923;
  --surface-sunken: #0e1713;
  --ink: #cfe0b4;
  --ink-muted: #8fa38a;
  --hairline: #33453b;
  --inverse: var(--ink);
  --on-inverse: var(--surface);
  --accent: #c2e27f;
  --on-accent: #14201b;
  --accent-ink: #c9ea86;
  --focus: #c9ea86;
  --positive: #7ccfe6;
  --caution: #f0c060;
  --critical: #ff8a7a;
  color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  [data-palette="lab"]:not([data-mode="light"]) {
    --ground: #14201b;
    --surface: #1b2923;
    --surface-sunken: #0e1713;
    --ink: #cfe0b4;
    --ink-muted: #8fa38a;
    --hairline: #33453b;
    --inverse: var(--ink);
    --on-inverse: var(--surface);
    --accent: #c2e27f;
    --on-accent: #14201b;
    --accent-ink: #c9ea86;
    --focus: #c9ea86;
    --positive: #7ccfe6;
    --caution: #f0c060;
    --critical: #ff8a7a;
    color-scheme: dark;
  }
}

[data-theme="dither-light"], [data-palette="dither"] {
  --ground: #e6e6e3;
  --surface: #f4f4f1;
  --surface-sunken: #d6d6d8;
  --ink: #171a52;
  --ink-muted: #4b4f7e;
  --hairline: #a7a9bf;
  --inverse: var(--ink);
  --on-inverse: var(--surface);
  --accent: #2b33e6;
  --on-accent: #f4f4f1;
  --accent-ink: #262ed0;
  --focus: #262ed0;
  --positive: #0a5a6b;
  --caution: #6a4700;
  --critical: #a3131d;
  color-scheme: light;
}
[data-theme="dither-dark"], [data-palette="dither"][data-mode="dark"] {
  --ground: #0f1135;
  --surface: #171a45;
  --surface-sunken: #0a0c28;
  --ink: #e7e7ef;
  --ink-muted: #a5a8cc;
  --hairline: #34386a;
  --inverse: var(--ink);
  --on-inverse: var(--surface);
  --accent: #8c95ff;
  --on-accent: #0f1135;
  --accent-ink: #9aa2ff;
  --focus: #9aa2ff;
  --positive: #6fd3ea;
  --caution: #f3c15a;
  --critical: #ff8f86;
  color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  [data-palette="dither"]:not([data-mode="light"]) {
    --ground: #0f1135;
    --surface: #171a45;
    --surface-sunken: #0a0c28;
    --ink: #e7e7ef;
    --ink-muted: #a5a8cc;
    --hairline: #34386a;
    --inverse: var(--ink);
    --on-inverse: var(--surface);
    --accent: #8c95ff;
    --on-accent: #0f1135;
    --accent-ink: #9aa2ff;
    --focus: #9aa2ff;
    --positive: #6fd3ea;
    --caution: #f3c15a;
    --critical: #ff8f86;
    color-scheme: dark;
  }
}

[data-theme="blueprint-light"], [data-palette="blueprint"] {
  --ground: #e8e3d6;
  --surface: #f3f0e8;
  --surface-sunken: #dcd5c4;
  --ink: #1c2a3b;
  --ink-muted: #4a596b;
  --hairline: #b3ab98;
  --inverse: var(--ink);
  --on-inverse: var(--surface);
  --accent: #4b6a8f;
  --on-accent: #f3f0e8;
  --accent-ink: #39577b;
  --focus: #39577b;
  --positive: #11585d;
  --caution: #654500;
  --critical: #9c1f18;
  color-scheme: light;
}
[data-theme="blueprint-dark"], [data-palette="blueprint"][data-mode="dark"] {
  --ground: #2b4260;
  --surface: #334c6c;
  --surface-sunken: #22364f;
  --ink: #efe9da;
  --ink-muted: #c7cfd8;
  --hairline: #5a7291;
  --inverse: var(--ink);
  --on-inverse: var(--surface);
  --accent: #e3d3a8;
  --on-accent: #1c2a3b;
  --accent-ink: #ecdcb0;
  --focus: #ecdcb0;
  --positive: #a6e6ee;
  --caution: #ffd98a;
  --critical: #ffc2b9;
  color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  [data-palette="blueprint"]:not([data-mode="light"]) {
    --ground: #2b4260;
    --surface: #334c6c;
    --surface-sunken: #22364f;
    --ink: #efe9da;
    --ink-muted: #c7cfd8;
    --hairline: #5a7291;
    --inverse: var(--ink);
    --on-inverse: var(--surface);
    --accent: #e3d3a8;
    --on-accent: #1c2a3b;
    --accent-ink: #ecdcb0;
    --focus: #ecdcb0;
    --positive: #a6e6ee;
    --caution: #ffd98a;
    --critical: #ffc2b9;
    color-scheme: dark;
  }
}

:root {
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --radius-0: 0;
  --radius-s: 4px;
  --radius-l: 12px;
  --radius-pill: 999px;
  --border-hair: 1px;
  --border-rule: 2px;
  --border-heavy: 6px;
  --control-s: 28px;
  --control-m: 36px;
  --control-l: 44px;
  --font-mono: "Roboto Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --font-sans: Roboto, "Helvetica Neue", Arial, sans-serif;
}

.display-xl { font-family: var(--font-sans); font-size: 96px; line-height: 0.9; font-weight: 800; letter-spacing: -0.045em; }
.display-l { font-family: var(--font-sans); font-size: 64px; line-height: 0.92; font-weight: 700; letter-spacing: -0.035em; }
.display-m { font-family: var(--font-sans); font-size: 40px; line-height: 0.95; font-weight: 700; letter-spacing: -0.025em; }
.headline { font-family: var(--font-sans); font-size: 24px; line-height: 28px; font-weight: 700; letter-spacing: -0.01em; }
.figure-xl { font-family: var(--font-mono); font-size: 72px; line-height: 0.9; font-weight: 300; letter-spacing: -0.04em; }
.figure-l { font-family: var(--font-mono); font-size: 40px; line-height: 1; font-weight: 300; letter-spacing: -0.03em; }
.figure-m { font-family: var(--font-mono); font-size: 24px; line-height: 28px; font-weight: 400; letter-spacing: -0.02em; }
.title { font-family: var(--font-mono); font-size: 16px; line-height: 22px; font-weight: 500; letter-spacing: normal; }
.body { font-family: var(--font-mono); font-size: 14px; line-height: 22px; font-weight: 400; letter-spacing: normal; }
.body-s { font-family: var(--font-mono); font-size: 12px; line-height: 18px; font-weight: 400; letter-spacing: normal; }
.label { font-family: var(--font-mono); font-size: 11px; line-height: 14px; font-weight: 500; letter-spacing: 0.08em; }
.micro { font-family: var(--font-mono); font-size: 10px; line-height: 12px; font-weight: 400; letter-spacing: 0.04em; }

/* Muthirai — component styles. Needs tokens.css (colours, type classes, spacing) loaded first. */
body { margin: 0; background: var(--ground); color: var(--ink); font-family: var(--font-mono); font-size: 14px; line-height: 22px; -webkit-font-smoothing: antialiased; }
.mu-condensed { font-variation-settings: "wdth" 75; }
.mu-upper { text-transform: uppercase; }
.mu-vertical { writing-mode: vertical-rl; transform: rotate(180deg); white-space: nowrap; }
.mu-muted { color: var(--ink-muted); }
[data-theme$="-light"] { color-scheme: light; }
[data-theme$="-dark"] { color-scheme: dark; }
.mu-grain { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); }
.mu-glyph { display: inline-block; flex: none; vertical-align: -0.125em; }
:where(.mu-btn, .mu-seg__opt, .mu-field__input, .mu-check__input):focus-visible { outline: var(--border-rule) solid var(--focus); outline-offset: 2px; }

/* Button */
.mu-btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2); height: var(--control-m); padding: 0 var(--space-4); border: var(--border-hair) solid var(--ink); border-radius: var(--radius-0); background: transparent; color: var(--ink); font-family: var(--font-mono); font-size: 11px; line-height: 14px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; cursor: pointer; white-space: nowrap; }
.mu-btn--s { height: var(--control-s); padding: 0 var(--space-3); gap: var(--space-1); }
.mu-btn--l { height: var(--control-l); padding: 0 var(--space-5); font-size: 12px; }
.mu-btn--primary { background: var(--inverse); color: var(--on-inverse); }
.mu-btn--accent { background: var(--accent); color: var(--on-accent); }
.mu-btn--ghost { border-color: transparent; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.mu-btn--outline:hover, .mu-btn--ghost:hover { background: var(--inverse); color: var(--on-inverse); border-color: var(--ink); text-decoration: none; }
.mu-btn--primary:hover { background: var(--accent); color: var(--on-accent); }
.mu-btn--accent:hover { background: var(--inverse); color: var(--on-inverse); }
.mu-btn:active { transform: translate(1px, 1px); }
.mu-btn:disabled { cursor: not-allowed; transform: none; color: var(--ink-muted); background: repeating-linear-gradient(-45deg, var(--surface-sunken) 0 3px, transparent 3px 7px); border-color: var(--ink-muted); }

/* Segmented */
.mu-seg { display: inline-flex; border: var(--border-hair) solid var(--ink); background: var(--surface); }
.mu-seg__opt { min-width: var(--control-m); height: var(--control-m); padding: 0 var(--space-3); border: 0; border-left: var(--border-hair) solid var(--ink); background: transparent; color: var(--ink); font-family: var(--font-mono); font-size: 11px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; cursor: pointer; }
.mu-seg__opt:first-child { border-left: 0; }
.mu-seg__opt:hover { background: var(--surface-sunken); }
.mu-seg__opt.is-on { background: var(--inverse); color: var(--on-inverse); }

/* Field */
.mu-field { display: grid; gap: var(--space-1); min-width: 0; }
.mu-field__head { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-2); }
.mu-field__label { font-size: 11px; line-height: 14px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--ink); }
.mu-field__code { font-size: 10px; line-height: 12px; letter-spacing: .04em; color: var(--ink-muted); }
.mu-field__input { box-sizing: border-box; width: 100%; height: var(--control-m); padding: 0 var(--space-3); border: var(--border-hair) solid var(--ink); border-radius: var(--radius-0); background: var(--surface); color: var(--ink); font-family: var(--font-mono); font-size: 14px; line-height: 22px; }
textarea.mu-field__input { height: auto; min-height: 88px; padding: var(--space-2) var(--space-3); resize: vertical; }
.mu-field__input::placeholder { color: var(--ink-muted); }
.mu-field__input:disabled { background: var(--surface-sunken); color: var(--ink-muted); border-color: var(--ink-muted); }
.mu-field.is-error .mu-field__input { border: var(--border-rule) solid var(--critical); }
.mu-field__msg { margin: 0; display: flex; gap: var(--space-1); align-items: center; font-size: 12px; line-height: 18px; color: var(--ink-muted); }
.mu-field__msg--error { color: var(--critical); }

/* Checkbox */
.mu-check { display: inline-flex; align-items: center; gap: var(--space-2); cursor: pointer; font-size: 14px; line-height: 22px; color: var(--ink); position: relative; }
.mu-check__input { position: absolute; opacity: 0; width: 16px; height: 16px; margin: 0; }
.mu-check__box { box-sizing: border-box; width: 16px; height: 16px; flex: none; display: inline-flex; align-items: center; justify-content: center; border: var(--border-hair) solid var(--ink); background: var(--surface); color: transparent; }
.mu-check__input:checked + .mu-check__box { background: var(--inverse); color: var(--on-inverse); }
.mu-check__input:focus-visible + .mu-check__box { outline: var(--border-rule) solid var(--focus); outline-offset: 2px; }
.mu-check.is-disabled { cursor: not-allowed; color: var(--ink-muted); }
.mu-check.is-disabled .mu-check__box { border-color: var(--ink-muted); background: var(--surface-sunken); }

/* Tag */
.mu-tag { display: inline-flex; align-items: center; gap: var(--space-1); height: 20px; padding: 0 6px; box-sizing: border-box; font-family: var(--font-mono); font-size: 11px; line-height: 14px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; white-space: nowrap; color: var(--ink); }
.mu-tag--outline { border: var(--border-hair) solid currentColor; }
.mu-tag--solid { background: var(--inverse); color: var(--on-inverse); }
.mu-tag--accent { background: var(--accent); color: var(--on-accent); }
.mu-tag--bracket { padding: 0; gap: 6px; }
.mu-tag--pill { height: 28px; padding: 0 var(--space-4); border-radius: var(--radius-pill); background: var(--inverse); color: var(--on-inverse); font-size: 16px; line-height: 20px; font-weight: 700; letter-spacing: .06em; }
.mu-tone--positive { color: var(--positive); }
.mu-tone--caution { color: var(--caution); }
.mu-tone--critical { color: var(--critical); }
.mu-tag--solid.mu-tone--positive, .mu-tag--solid.mu-tone--caution, .mu-tag--solid.mu-tone--critical { color: var(--on-inverse); }

/* Figure */
.mu-figure { display: grid; gap: var(--space-1); }
.mu-figure--end { justify-items: end; text-align: right; }
.mu-figure__label { text-transform: uppercase; color: var(--ink-muted); }
.mu-figure__value { display: flex; align-items: flex-start; color: var(--ink); white-space: nowrap; }
.mu-figure__unit { font-size: 11px; line-height: 14px; font-weight: 500; letter-spacing: .08em; margin-left: .2em; margin-top: .15em; }
.mu-figure__note { color: var(--ink-muted); }

/* Readout */
.mu-readout { margin: 0; display: grid; gap: 2px; font-size: 12px; line-height: 18px; }
.mu-readout__row { display: flex; align-items: baseline; gap: var(--space-2); text-transform: uppercase; letter-spacing: .04em; }
.mu-readout dt { color: var(--ink); }
.mu-readout dd { margin: 0; color: var(--ink); text-align: right; }
.mu-readout__row.mu-tone--positive dd { color: var(--positive); }
.mu-readout__row.mu-tone--caution dd { color: var(--caution); }
.mu-readout__row.mu-tone--critical dd { color: var(--critical); }
.mu-readout__leader { flex: 1; min-width: var(--space-4); align-self: flex-end; margin-bottom: 5px; height: 2px; background: radial-gradient(circle, var(--ink-muted) 0.9px, transparent 1.2px) 0 50% / 6px 2px repeat-x; }
.mu-readout--plain .mu-readout__leader { background: none; }
.mu-readout__unit { margin-left: .35em; color: var(--ink-muted); }

/* Meter */
.mu-meter { display: grid; gap: var(--space-1); }
.mu-meter__head { display: flex; justify-content: space-between; align-items: baseline; }
.mu-meter__head .label { text-transform: uppercase; }
.mu-meter__value { font-size: 12px; line-height: 18px; }
.mu-meter__track { display: flex; gap: 2px; height: 14px; }
.mu-meter__seg { flex: 1; box-sizing: border-box; border: var(--border-hair) solid var(--ink); background: transparent; }
.mu-meter__seg.is-lit { background: var(--ink); }
.mu-meter--accent .mu-meter__seg.is-lit { background: var(--accent); }

/* SpecSheet */
.mu-spec { border: var(--border-hair) solid var(--ink); background: var(--surface); color: var(--ink); font-size: 11px; line-height: 16px; letter-spacing: .04em; text-transform: uppercase; }
.mu-spec__section { display: grid; grid-template-columns: 28px 1fr; border-top: var(--border-hair) solid var(--ink); }
.mu-spec__section:first-child { border-top: 0; }
.mu-spec__side { border-right: var(--border-hair) solid var(--ink); display: flex; align-items: center; justify-content: center; padding: var(--space-2) 0; }
.mu-spec__side span { writing-mode: vertical-rl; transform: rotate(180deg); font-size: 10px; letter-spacing: .12em; color: var(--ink-muted); }
.mu-spec__row { display: grid; grid-template-columns: 64px 1fr auto; border-top: var(--border-hair) solid var(--ink); }
.mu-spec__row:first-child { border-top: 0; }
.mu-spec__key, .mu-spec__text, .mu-spec__mark { padding: var(--space-2) var(--space-3); }
.mu-spec__key { font-weight: 500; }
.mu-spec__mark { border-left: var(--border-hair) solid var(--ink); display: flex; align-items: center; }
.mu-spec__foot { display: flex; border-top: var(--border-hair) solid var(--ink); }
.mu-spec__foot > div { flex: 1; padding: var(--space-2) var(--space-3); border-left: var(--border-hair) solid var(--ink); font-size: 10px; }
.mu-spec__foot > div:first-child { border-left: 0; flex: 2; }

/* Panel */
.mu-panel { position: relative; border: var(--border-hair) solid var(--ink); background: var(--surface); color: var(--ink); }
.mu-panel--plain { background: transparent; }
.mu-panel__head { display: flex; justify-content: space-between; align-items: center; gap: var(--space-3); min-height: 28px; padding: 0 var(--space-3); background: var(--inverse); color: var(--on-inverse); font-size: 11px; line-height: 14px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; }
.mu-panel__code { font-weight: 400; }
.mu-panel__body { padding: var(--space-4); }
.mu-panel__foot { display: flex; justify-content: space-between; gap: var(--space-3); padding: var(--space-2) var(--space-4); border-top: var(--border-hair) dashed var(--ink); font-size: 10px; line-height: 12px; letter-spacing: .04em; text-transform: uppercase; color: var(--ink-muted); }
.mu-panel--marks { margin: 10px; }
.mu-mark { position: absolute; width: 8px; height: 8px; border: 0 solid var(--ink); pointer-events: none; }
.mu-mark--tl { top: -10px; left: -10px; border-top-width: 1px; border-left-width: 1px; }
.mu-mark--tr { top: -10px; right: -10px; border-top-width: 1px; border-right-width: 1px; }
.mu-mark--bl { bottom: -10px; left: -10px; border-bottom-width: 1px; border-left-width: 1px; }
.mu-mark--br { bottom: -10px; right: -10px; border-bottom-width: 1px; border-right-width: 1px; }

/* Barcode */
.mu-barcode { margin: 0; display: grid; gap: 2px; min-width: 0; }
.mu-barcode svg { display: block; fill: var(--ink); }
.mu-barcode figcaption { color: var(--ink); letter-spacing: .3em; }

/* Rule */
.mu-rule { border: 0; margin: var(--space-3) 0; height: 0; }
.mu-rule--hair { border-top: var(--border-hair) solid var(--hairline); }
.mu-rule--ink { border-top: var(--border-hair) solid var(--ink); }
.mu-rule--heavy { border-top: var(--border-heavy) solid var(--ink); }
.mu-rule--dashed { border-top: var(--border-hair) dashed var(--ink); }
.mu-rule--dots { height: 2px; background: radial-gradient(circle, var(--ink) 0.9px, transparent 1.2px) 0 50% / 6px 2px repeat-x; }
.mu-rule--hatch { height: 10px; background: repeating-linear-gradient(-45deg, var(--ink) 0 2px, transparent 2px 6px); }
.mu-rule--barcode { margin: var(--space-3) 0; }

/* Pattern */
.mu-pattern { --mu-pat: var(--ink); color: var(--mu-pat); box-sizing: border-box; }
.mu-pattern--accent { --mu-pat: var(--accent); }
.mu-pattern--muted { --mu-pat: var(--ink-muted); }
.mu-pattern--hatch { background: repeating-linear-gradient(-45deg, var(--mu-pat) 0 3px, transparent 3px 9px); }
.mu-pattern--dots { background: radial-gradient(circle, var(--mu-pat) 1.4px, transparent 1.8px) 0 0 / 8px 8px; }
.mu-pattern--checker { background: conic-gradient(var(--mu-pat) 25%, transparent 0 50%, var(--mu-pat) 0 75%, transparent 0) 0 0 / 12px 12px; }
.mu-pattern--grid { background: linear-gradient(var(--mu-pat) 1px, transparent 1px) 0 0 / 16px 16px, linear-gradient(90deg, var(--mu-pat) 1px, transparent 1px) 0 0 / 16px 16px; }
.mu-pattern--crossed { position: relative; border: var(--border-hair) solid var(--mu-pat); }
.mu-pattern__x { position: absolute; inset: 0; width: 100%; height: 100%; }
.mu-pattern__x path { stroke: var(--mu-pat); stroke-width: 1; fill: none; }
.mu-pattern--plus { background-color: var(--mu-pat); -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16'%3E%3Cpath d='M7.5 5h1v2.5H11v1H8.5V11h-1V8.5H5v-1h2.5z'/%3E%3C/svg%3E") 0 0 / 16px 16px; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16'%3E%3Cpath d='M7.5 5h1v2.5H11v1H8.5V11h-1V8.5H5v-1h2.5z'/%3E%3C/svg%3E") 0 0 / 16px 16px; }

/* Label: die-cut stock */
.mu-label { --mu-label-bg: var(--surface); --mu-label-fg: var(--ink); position: relative; box-sizing: border-box; color: var(--mu-label-fg); font-family: var(--font-mono); }
.mu-ltone--plain { --mu-label-bg: var(--ground); }
.mu-ltone--inverse { --mu-label-bg: var(--inverse); --mu-label-fg: var(--on-inverse); }
.mu-ltone--accent { --mu-label-bg: var(--accent); --mu-label-fg: var(--on-accent); }
.mu-label--rect, .mu-label--tag { display: flex; border: var(--border-hair) solid var(--ink); background: var(--mu-label-bg); }
.mu-label--tag { border-radius: var(--radius-l); overflow: hidden; }
.mu-label--notch { background: var(--ink); padding: 1px; clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%); }
.mu-label__inner { display: flex; background: var(--mu-label-bg); clip-path: polygon(0 0, calc(100% - 19.414px) 0, 100% 19.414px, 100% 100%, 0 100%); }
.mu-label__band { flex: none; width: 28px; background: var(--inverse); color: var(--on-inverse); display: flex; align-items: center; justify-content: center; }
.mu-label__band span { writing-mode: vertical-rl; transform: rotate(180deg); font-size: 10px; line-height: 12px; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; white-space: nowrap; }
.mu-label__body { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.mu-label--pad-m .mu-label__body { padding: var(--space-3); gap: var(--space-2); }
.mu-label--pad-s .mu-label__body { padding: var(--space-2); gap: var(--space-1); }
.mu-label--seal { aspect-ratio: 1; border-radius: 50%; border: var(--border-hair) solid var(--ink); background: var(--mu-label-bg); display: flex; overflow: hidden; }
.mu-label--seal.mu-label--ring { box-shadow: inset 0 0 0 6px var(--mu-label-bg), inset 0 0 0 7px var(--ink); }
.mu-label--seal .mu-label__body { align-items: center; justify-content: center; text-align: center; padding: 16%; gap: var(--space-1); }
.mu-label--diamond { aspect-ratio: 2.5; }
.mu-label--triangle { aspect-ratio: 2; }
.mu-label__shape { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.mu-label__shape path { fill: var(--mu-label-bg); stroke: var(--ink); stroke-width: 1; }
.mu-label__content { position: absolute; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; gap: var(--space-1); }
.mu-label--diamond .mu-label__content { inset: 16% 24%; }
.mu-label--triangle .mu-label__content { top: 7%; bottom: 40%; left: 22%; right: 22%; }

.mu-label .label, .mu-label .micro, .mu-cells .label, .mu-cells .micro { text-transform: uppercase; }

/* Cells: ruled grid */
.mu-cells { display: grid; gap: 1px; background: var(--ink); }
.mu-cells--frame { border: var(--border-hair) solid var(--ink); }
.mu-label__body > .mu-cells { flex: 1; }
.mu-cell { min-width: 0; display: flex; flex-direction: column; gap: var(--space-1); background: var(--mu-label-bg, var(--surface)); color: var(--mu-label-fg, var(--ink)); }
.mu-cell--row { flex-direction: row; align-items: center; gap: var(--space-2); }
.mu-cell--pad-m { padding: var(--space-2) var(--space-3); }
.mu-cell--pad-s { padding: var(--space-1) var(--space-2); }
.mu-cell--pad-none { padding: 0; }
.mu-cell--inverse { background: var(--inverse); color: var(--on-inverse); }
.mu-cell--accent { background: var(--accent); color: var(--on-accent); }
.mu-cell--sunken { background: var(--surface-sunken); color: var(--ink); }
.mu-cell--align-start { align-items: flex-start; }
.mu-cell--align-center { align-items: center; }
.mu-cell--align-end { align-items: flex-end; }
.mu-cell--justify-start { justify-content: flex-start; }
.mu-cell--justify-center { justify-content: center; }
.mu-cell--justify-end { justify-content: flex-end; }
.mu-cell--justify-between { justify-content: space-between; }
.mu-cell--inverse .mu-barcode svg, .mu-cell--inverse .mu-matrix { fill: var(--on-inverse); }
.mu-cell--inverse .mu-muted, .mu-cell--accent .mu-muted, .mu-ltone--inverse .mu-muted, .mu-ltone--accent .mu-muted { color: inherit; }

/* Matrix */
.mu-matrix { display: block; flex: none; fill: var(--ink); }
.mu-matrix--accent { fill: var(--accent); }
.mu-matrix--muted { fill: var(--ink-muted); }
.mu-ltone--inverse .mu-matrix, .mu-ltone--inverse .mu-barcode svg { fill: var(--on-inverse); }
.mu-ltone--inverse .mu-barcode figcaption { color: var(--on-inverse); }

/* Ticket */
.mu-ticket { display: flex; align-items: stretch; border: var(--border-hair) solid var(--ink); border-radius: var(--radius-s); background: var(--surface); color: var(--ink); overflow: hidden; }
.mu-ticket__band { flex: none; width: 36px; background: var(--inverse); color: var(--on-inverse); display: flex; align-items: center; justify-content: center; }
.mu-ticket__band span { writing-mode: vertical-rl; transform: rotate(180deg); font-size: 11px; line-height: 14px; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; white-space: nowrap; }
.mu-ticket__main { flex: 1; min-width: 0; padding: var(--space-4); display: grid; gap: var(--space-3); align-content: start; }
.mu-ticket__stub { flex: none; width: 34%; min-width: 160px; padding: var(--space-4); display: grid; gap: var(--space-3); align-content: start; border-left: var(--border-rule) dashed var(--ink); }
.mu-ticket__head { display: flex; align-items: center; gap: var(--space-2); text-transform: uppercase; }
.mu-ticket__serial { margin-left: auto; color: var(--ink-muted); }
.mu-ticket__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-3) var(--space-4); }
.mu-ticket__grid--stub { grid-template-columns: 1fr; }
.mu-ticket__field { min-width: 0; display: grid; gap: 2px; }
.mu-span-2 { grid-column: span 2; }
.mu-span-3 { grid-column: 1 / -1; }
.mu-ticket__label { color: var(--ink-muted); text-transform: uppercase; }
.mu-ticket__value { color: var(--ink); white-space: nowrap; }
.mu-ticket__value.body { text-transform: uppercase; font-size: 12px; line-height: 18px; white-space: normal; }
.mu-ticket__unit { font-size: 11px; line-height: 14px; font-weight: 500; letter-spacing: .08em; vertical-align: top; margin-left: .15em; top: 0; }
.mu-ticket__code { max-width: 280px; }

/* ThemeSwitcher */
.mu-themes { display: flex; flex-wrap: wrap; gap: var(--space-4); align-items: flex-end; }
.mu-themes__group { display: grid; gap: var(--space-1); }
.mu-themes__group > .label { text-transform: uppercase; color: var(--ink-muted); }
.mu-swatch-opt { display: inline-flex; align-items: center; gap: var(--space-2); }
.mu-swatch { display: inline-flex; border: var(--border-hair) solid var(--ink); }
.mu-swatch i { display: block; width: 8px; height: 12px; }
.mu-swatch__ground { background: var(--ground); }
.mu-swatch__ink { background: var(--ink); }
.mu-swatch__accent { background: var(--accent); }

/* Table: plain HTML <table class="mu-table"> */
.mu-table { width: 100%; border-collapse: collapse; border: var(--border-hair) solid var(--ink); background: var(--surface); color: var(--ink); font-family: var(--font-mono); font-size: 12px; line-height: 18px; }
.mu-table th, .mu-table td { border: var(--border-hair) solid var(--ink); padding: var(--space-2) var(--space-3); text-align: left; vertical-align: top; }
.mu-table th { background: var(--surface-sunken); font-size: 11px; line-height: 14px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; }
.mu-table td.num, .mu-table th.num { text-align: right; font-variant-numeric: tabular-nums; }
.mu-table tbody tr:hover td { background: var(--surface-sunken); }
.mu-table caption { caption-side: top; text-align: left; padding: 0 0 var(--space-2); font-size: 11px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-muted); }

@media (prefers-reduced-motion: reduce) { .mu-btn:active { transform: none; } }
