/* The design system of DESIGN.md, expressed as tokens plus a Bootstrap 5.3.3 bridge.
   Loaded after bootstrap.min.css and before each screen's own stylesheet. Screen-specific
   rules (cell states, chips, verdict blocks, the board) belong to those stylesheets. */

@font-face {
    font-family: "Barlow";
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url("/vendor/fonts/barlow-400.woff2") format("woff2");
}

@font-face {
    font-family: "Barlow";
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url("/vendor/fonts/barlow-500.woff2") format("woff2");
}

@font-face {
    font-family: "Barlow";
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url("/vendor/fonts/barlow-600.woff2") format("woff2");
}

@font-face {
    font-family: "Barlow";
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url("/vendor/fonts/barlow-700.woff2") format("woff2");
}

@font-face {
    font-family: "Barlow";
    font-style: normal;
    font-weight: 800;
    font-display: swap;
    src: url("/vendor/fonts/barlow-800.woff2") format("woff2");
}

@font-face {
    font-family: "Barlow";
    font-style: italic;
    font-weight: 400;
    font-display: swap;
    src: url("/vendor/fonts/barlow-400-italic.woff2") format("woff2");
}

@font-face {
    font-family: "Barlow Condensed";
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url("/vendor/fonts/barlow-condensed-600.woff2") format("woff2");
}

@font-face {
    font-family: "Barlow Condensed";
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url("/vendor/fonts/barlow-condensed-700.woff2") format("woff2");
}

@font-face {
    font-family: "Barlow Condensed";
    font-style: normal;
    font-weight: 800;
    font-display: swap;
    src: url("/vendor/fonts/barlow-condensed-800.woff2") format("woff2");
}

@font-face {
    font-family: "Atkinson Hyperlegible Mono";
    font-style: normal;
    font-weight: 200 800;
    font-display: swap;
    src: url("/vendor/fonts/atkinson-hyperlegible-mono-variable.woff2") format("woff2");
}

:root,
[data-bs-theme="light"] {
    --bg: #F3F4F6;
    --surface: #FFFFFF;
    --surface-2: #E9ECF1;
    --ink: #16233D;
    --text: #16233D;
    --muted: #5B6470;
    --border: #D5D9E0;
    --border-strong: #16233D;

    --amber: #F2B705;
    --on-fill: #FFFFFF;
    --green-on-ink: #35C46A;

    --ball-b: #1D6FE0;
    --ball-i: #D7263D;
    --ball-n: #5B6470;
    --ball-g: #17843B;
    --ball-o: #F2B705;
    --on-ball-n: #FFFFFF;
    --on-ball-o: #16233D;

    --success: #17843B;
    --success-deep: #14602E;
    --danger: #D7263D;
    --danger-deep: #8E1527;
    --warning: #F2B705;
    --warning-deep: #8A6600;
    --info: #1D6FE0;

    --hatch-ink: #8A93A3;
    --hatch-light: #D5D9E0;

    --font-display: "Barlow Condensed", "Arial Narrow", sans-serif;
    --font-body: "Barlow", "Segoe UI", system-ui, sans-serif;
    --font-mono: "Atkinson Hyperlegible Mono", "Cascadia Mono", Consolas, monospace;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-full: 9999px;

    --t-micro: 100ms;
    --t-short: 150ms;
    --t-medium: 250ms;
}

[data-bs-theme="dark"] {
    --bg: #0B1220;
    --surface: #16233D;
    --surface-2: #1E2D4F;
    --ink: #16233D;
    --text: #F3F4F6;
    --muted: #A8B0C0;
    --border: #2B3A5C;
    --border-strong: #F3F4F6;

    --amber: #F2B705;
    --on-fill: #0B1220;
    --green-on-ink: #35C46A;

    --ball-b: #4D8DFF;
    --ball-i: #FF4D5E;
    --ball-n: #E6E8EC;
    --ball-g: #35C46A;
    --ball-o: #FFC93C;
    --on-ball-n: #0B1220;
    --on-ball-o: #0B1220;

    --success: #2BB35A;
    --success-deep: #14602E;
    --danger: #FF4D5E;
    --danger-deep: #8E1527;
    --warning: #FFC93C;
    --warning-deep: #8A6600;
    --info: #4D8DFF;

    --hatch-ink: #8FA0C4;
    --hatch-light: #2B3A5C;
}

/* Bootstrap redefines its own variables under [data-bs-theme=dark] with exactly this
   specificity, so every bridge value has to name that selector too or the vendored dark
   block wins on cascade order alone. */
:root,
[data-bs-theme="light"],
[data-bs-theme="dark"] {
    --bs-body-font-family: var(--font-body);
    --bs-body-bg: var(--bg);
    --bs-body-color: var(--text);
    --bs-secondary-color: var(--muted);
    --bs-emphasis-color: var(--text);
    --bs-border-color: var(--border);
    --bs-border-radius: var(--radius-sm);
    --bs-border-radius-lg: var(--radius-md);
    --bs-focus-ring-color: var(--amber);

    --bs-primary: var(--amber);
    --bs-primary-rgb: 242, 183, 5;
    --bs-dark: var(--ink);
    --bs-dark-rgb: 22, 35, 61;
}

:root,
[data-bs-theme="light"] {
    --bs-link-color: var(--ink);
    --bs-link-hover-color: var(--ink);
    --bs-link-color-rgb: 22, 35, 61;
    --bs-link-hover-color-rgb: 22, 35, 61;

    --bs-success: var(--success);
    --bs-success-rgb: 23, 132, 59;
    --bs-success-bg-subtle: color-mix(in srgb, var(--success) 12%, var(--surface));
    --bs-success-border-subtle: var(--success);
    --bs-success-text-emphasis: var(--success-deep);

    --bs-danger: var(--danger);
    --bs-danger-rgb: 215, 38, 61;
    --bs-danger-bg-subtle: color-mix(in srgb, var(--danger) 12%, var(--surface));
    --bs-danger-border-subtle: var(--danger);
    --bs-danger-text-emphasis: var(--danger-deep);

    --bs-warning: var(--warning);
    --bs-warning-rgb: 242, 183, 5;
    --bs-warning-bg-subtle: color-mix(in srgb, var(--warning) 12%, var(--surface));
    --bs-warning-border-subtle: var(--warning);
    --bs-warning-text-emphasis: var(--warning-deep);

    --bs-info: var(--info);
    --bs-info-rgb: 29, 111, 224;
    --bs-info-bg-subtle: color-mix(in srgb, var(--info) 12%, var(--surface));
    --bs-info-border-subtle: var(--info);
    --bs-info-text-emphasis: #12488F;
}

/* --ink stays navy in dark mode (it is the nav bar and the print band), so a link painted
   with it would be invisible on the dark page background. */
[data-bs-theme="dark"] {
    --bs-link-color: var(--text);
    --bs-link-hover-color: var(--amber);
    --bs-link-color-rgb: 243, 244, 246;
    --bs-link-hover-color-rgb: 242, 183, 5;

    --bs-success: var(--success);
    --bs-success-rgb: 43, 179, 90;
    --bs-success-bg-subtle: color-mix(in srgb, var(--success) 20%, var(--surface));
    --bs-success-border-subtle: var(--success);
    --bs-success-text-emphasis: var(--success);

    --bs-danger: var(--danger);
    --bs-danger-rgb: 255, 77, 94;
    --bs-danger-bg-subtle: color-mix(in srgb, var(--danger) 20%, var(--surface));
    --bs-danger-border-subtle: var(--danger);
    --bs-danger-text-emphasis: var(--danger);

    --bs-warning: var(--warning);
    --bs-warning-rgb: 255, 201, 60;
    --bs-warning-bg-subtle: color-mix(in srgb, var(--warning) 20%, var(--surface));
    --bs-warning-border-subtle: var(--warning);
    --bs-warning-text-emphasis: var(--warning);

    --bs-info: var(--info);
    --bs-info-rgb: 77, 141, 255;
    --bs-info-bg-subtle: color-mix(in srgb, var(--info) 20%, var(--surface));
    --bs-info-border-subtle: var(--info);
    --bs-info-text-emphasis: var(--info);
}

/* Bootstrap sets the family on body only, which leaves the root element rendering the
   browser's default serif -- anything that escapes body (a future dialog, a print header)
   inherits Times New Roman instead of Barlow. */
html {
    font-family: var(--font-body);
}

body {
    background-color: var(--bg);
    color: var(--text);
}

.bg-light {
    background-color: var(--bg) !important;
}

.card {
    --bs-card-bg: var(--surface);
    --bs-card-border-color: var(--border);
    border-radius: var(--radius-md);
}

.list-group {
    --bs-list-group-bg: var(--surface);
    --bs-list-group-border-color: var(--border);
    --bs-list-group-color: var(--text);
}

.table {
    --bs-table-bg: var(--surface);
    --bs-table-color: var(--text);
    --bs-table-border-color: var(--border);
}

.table-light {
    --bs-table-bg: var(--surface-2);
    --bs-table-color: var(--text);
}

.form-control,
.form-select {
    background-color: var(--surface);
    color: var(--text);
}

/* Bootstrap hard-codes the blue focus border and box-shadow on these two -- they are not
   behind a variable, so an override is the only way to reach them. */
.form-control:focus,
.form-select:focus {
    border-color: var(--border-strong);
    box-shadow: none;
    outline: 3px solid var(--amber);
    outline-offset: 1px;
}

.btn,
.form-control,
.form-select {
    min-height: 44px;
}

.btn-sm {
    min-height: 44px;
    padding: 0.35rem 0.85rem;
    font-size: 0.9rem;
}

.nav-link {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
}

.btn-primary {
    --bs-btn-bg: var(--amber);
    --bs-btn-color: var(--ink);
    --bs-btn-border-color: var(--amber);
    --bs-btn-hover-bg: #FFC93C;
    --bs-btn-hover-color: var(--ink);
    --bs-btn-hover-border-color: #FFC93C;
    --bs-btn-active-bg: #D9A404;
    --bs-btn-active-color: var(--ink);
    --bs-btn-active-border-color: #D9A404;
    --bs-btn-disabled-bg: var(--amber);
    --bs-btn-disabled-color: var(--ink);
    --bs-btn-disabled-border-color: var(--amber);
    --bs-btn-focus-shadow-rgb: 242, 183, 5;
}

.btn-dark {
    --bs-btn-bg: var(--ink);
    --bs-btn-color: #F3F4F6;
    --bs-btn-border-color: var(--border-strong);
    --bs-btn-hover-bg: #223357;
    --bs-btn-hover-color: #F3F4F6;
    --bs-btn-hover-border-color: var(--border-strong);
    --bs-btn-active-bg: #223357;
    --bs-btn-active-color: #F3F4F6;
    --bs-btn-focus-shadow-rgb: 242, 183, 5;
}

[data-bs-theme="dark"] .btn-dark {
    --bs-btn-bg: var(--surface-2);
    --bs-btn-color: var(--text);
    --bs-btn-hover-bg: #26386090;
    --bs-btn-hover-color: var(--text);
}

.btn-outline-dark,
.btn-outline-secondary {
    --bs-btn-color: var(--text);
    --bs-btn-border-color: var(--border-strong);
    --bs-btn-hover-bg: var(--ink);
    --bs-btn-hover-color: #F3F4F6;
    --bs-btn-hover-border-color: var(--border-strong);
    --bs-btn-active-bg: var(--ink);
    --bs-btn-active-color: #F3F4F6;
    --bs-btn-active-border-color: var(--border-strong);
    --bs-btn-focus-shadow-rgb: 242, 183, 5;
}

[data-bs-theme="dark"] .btn-outline-dark,
[data-bs-theme="dark"] .btn-outline-secondary {
    --bs-btn-hover-bg: var(--surface-2);
    --bs-btn-hover-color: var(--text);
    --bs-btn-active-bg: var(--surface-2);
    --bs-btn-active-color: var(--text);
}

.btn-link {
    --bs-btn-color: var(--bs-link-color);
    --bs-btn-focus-shadow-rgb: 242, 183, 5;
}

/* text-bg-* hard-codes white text, which the bright dark-theme fills cannot carry
   (measured 1.9-2.7:1 in the 2026-09-12 design review). */
[data-bs-theme="dark"] .text-bg-success,
[data-bs-theme="dark"] .text-bg-danger,
[data-bs-theme="dark"] .text-bg-warning,
[data-bs-theme="dark"] .text-bg-info {
    color: var(--on-fill) !important;
}

.text-bg-warning,
.text-bg-primary {
    color: var(--ink) !important;
}

.badge {
    border-radius: var(--radius-full);
}

.alert {
    border-left-width: 8px;
}

.alert-success {
    border-left-color: var(--success);
}

.alert-danger {
    border-left-color: var(--danger);
}

.alert-warning {
    border-left-color: var(--warning);
}

.alert-info {
    border-left-color: var(--info);
}

h1,
h2,
h3,
.h1,
.h2,
.h3 {
    font-family: var(--font-display);
    font-weight: 800;
    text-transform: uppercase;
    line-height: 1;
    text-wrap: balance;
}

h1,
.h1 {
    font-size: 28px;
    letter-spacing: 0.02em;
}

h2,
.h2 {
    font-size: 20px;
}

h3,
.h3 {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.04em;
}

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

.label {
    display: block;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--muted);
}

.btn {
    transition:
        background-color var(--t-micro) ease,
        transform var(--t-micro) ease;
}

.btn:active {
    transform: translateY(1px);
}

body {
    transition:
        background-color var(--t-medium) ease,
        color var(--t-medium) ease;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        transition-duration: 0s !important;
        animation-duration: 0s !important;
        animation-iteration-count: 1 !important;
    }
}

/* Paper is always the light palette: receipts and cards are verified in greyscale against
   it, and a dark-theme screen must not print a dark card. */
@media print {
    :root,
    [data-bs-theme="light"],
    [data-bs-theme="dark"] {
        --bg: #FFFFFF;
        --surface: #FFFFFF;
        --surface-2: #E9ECF1;
        --ink: #16233D;
        --text: #16233D;
        --muted: #5B6470;
        --border: #D5D9E0;
        --border-strong: #16233D;
        --amber: #F2B705;
        --on-fill: #FFFFFF;
        --ball-b: #1D6FE0;
        --ball-i: #D7263D;
        --ball-n: #5B6470;
        --ball-g: #17843B;
        --ball-o: #F2B705;
        --on-ball-n: #FFFFFF;
        --on-ball-o: #16233D;
        --success: #17843B;
        --success-deep: #14602E;
        --danger: #D7263D;
        --danger-deep: #8E1527;
        --warning: #F2B705;
        --warning-deep: #8A6600;
        --info: #1D6FE0;
        --hatch-ink: #8A93A3;
        --hatch-light: #D5D9E0;
    }

    .theme-toggle {
        display: none;
    }
}