/* ==========================================================================
   polish.css — global design-engineering details.
   Loaded LAST in dashboard/app layouts so it can refine without restructuring.
   Additive only: smoothing, numerals, wrapping, depth, tactile states, a11y.
   ========================================================================== */

/* macOS font smoothing + legibility ------------------------------------- */
html {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* Tabular numerals for any updating/aligned numbers --------------------- */
.od-num,
.od-stat-value,
.stat-value,
.stat-card .value,
table td,
table th,
[class*="-count"],
.tabular {
    font-variant-numeric: tabular-nums;
    font-feature-settings: "tnum";
}

/* Headings: balanced wrapping so titles don't drop a lonely last word --- */
h1, h2, h3,
.od-h1, .od-h2, .od-h3 {
    text-wrap: balance;
}

/* Short/medium text: pretty wrapping (avoid orphans). Not on long prose. */
.od-meta, .od-eyebrow, figcaption,
.od-card p, .stat-card p,
label, .text-sm, .text-xs {
    text-wrap: pretty;
}

/* Images get a subtle neutral inset outline so edges don't blur in ------ */
img:not([src*=".svg"]):not(.no-outline):not([class*="rounded-full"]) {
    outline: 1px solid rgba(0, 0, 0, 0.08);
    outline-offset: -1px;
}

/* Tactile, interruptible interactive states ---------------------------- */
button, .btn, .od-btn, [role="button"], a.od-btn {
    transition-property: transform, background-color, box-shadow, border-color, color;
    transition-duration: 150ms;
    transition-timing-function: ease-out;
}
button:active, .btn:active, .od-btn:active,
[role="button"]:active, a.od-btn:active {
    transform: scale(0.97);
}

/* Card depth + hover lift on interactive cards ------------------------- */
.od-card {
    transition-property: box-shadow, transform, border-color;
    transition-duration: 150ms;
    transition-timing-function: ease-out;
}
a.od-card:hover,
.od-card-hover:hover {
    box-shadow: 0 1px 2px rgba(16, 24, 40, 0.04), 0 6px 16px -6px rgba(16, 24, 40, 0.12);
    transform: translateY(-1px);
}

/* Quick-action tiles (admin course hub etc.): coherent hover ----------- */
a[class*="rounded-xl"][class*="border"]:hover {
    box-shadow: 0 4px 12px -4px rgba(16, 24, 40, 0.12);
}

/* Keep small icon-only controls at a usable hit area ------------------- */
.od-icon-btn, button.icon, a.icon-only {
    min-width: 40px;
    min-height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Respect reduced-motion ---------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    button:active, .btn:active, .od-btn:active { transform: none; }
}

/* Responsive tables: stack od-table rows into cards on phones ----------
   Pairs with responsive-tables.js, which copies each column header into a
   data-label on the matching cell so nothing is hidden on small screens. */
@media (max-width: 768px) {
    .od-table { min-width: 0 !important; }
    /* visually hide the header row but keep it for the label-copy script */
    .od-table thead {
        position: absolute; width: 1px; height: 1px;
        padding: 0; margin: -1px; overflow: hidden;
        clip: rect(0 0 0 0); white-space: nowrap; border: 0;
    }
    .od-table, .od-table tbody { display: block; width: 100%; }
    .od-table tr {
        display: block;
        border: 1px solid var(--od-border);
        border-radius: 12px;
        background: var(--od-surface);
        margin-bottom: 10px;
        padding: 2px 14px;
    }
    .od-table tbody tr:hover { background: var(--od-surface); }
    .od-table td {
        display: flex; justify-content: space-between; align-items: center;
        gap: 14px; text-align: right; white-space: normal;
        padding: 9px 0; border: 0;
        border-bottom: 1px solid var(--od-border);
    }
    .od-table tr td:last-child { border-bottom: 0; }
    .od-table td::before {
        content: attr(data-label);
        flex: 0 0 38%; text-align: left;
        font-size: 11px; font-weight: 700; letter-spacing: 0.04em;
        text-transform: uppercase; color: var(--od-muted);
    }
    /* cells with no header (blank label) or the empty-state row span full width */
    .od-table td[data-label=""]::before,
    .od-table td:not([data-label])::before { content: ""; }
    .od-table td[colspan] { display: block; text-align: center; }
    .od-table td[colspan]::before { display: none; }
    /* action button clusters wrap nicely instead of overflowing */
    .od-table td .od-btn, .od-table td .btn { flex: 0 0 auto; }
}

/* Desktop: keep action-icon clusters on one line (they wrapped in the
   narrow Actions column because the delete control is a block <form>).
   Mobile stacking is handled above. */
@media (min-width: 769px) {
    .od-table td:last-child { white-space: nowrap; }
    .od-table td:last-child form { display: inline-block; vertical-align: middle; }
    .od-table td:last-child > a,
    .od-table td:last-child > button { vertical-align: middle; }
}

/* Dark-mode image outline --------------------------------------------- */
@media (prefers-color-scheme: dark) {
    img:not([src*=".svg"]):not(.no-outline):not([class*="rounded-full"]) {
        outline-color: rgba(255, 255, 255, 0.10);
    }
}
.dark img:not([src*=".svg"]):not(.no-outline):not([class*="rounded-full"]) {
    outline-color: rgba(255, 255, 255, 0.10);
}