/* ═══════════════════════════════════════════════════════════════
   release.css — Releases page (/download/release)
   Built on tokens.css only. One accent (ember) on the primary action and the
   selection bar; surfaces separated by tone steps, no resting shadows/gradients;
   monospace only for real code (commands, digests, file names).
   ═══════════════════════════════════════════════════════════════ */

/* Card separation: an edge a step stronger than --border, a hairline top
   highlight and the shared lift shadow, so cards read clearly off the page
   ground in both themes (Browse cards use the same 1px-edge convention). */
.release-layout {
    --rel-edge: var(--border-hover);
    --rel-lift: inset 0 1px 0 rgba(255, 255, 255, 0.04), var(--shadow-md);
    display: grid;
    gap: var(--s6);
    margin-top: var(--s8);
    min-width: 0;
}

/* ── Header ── */
.rel-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--s4) var(--s8);
    flex-wrap: wrap;
}

.rel-head-text { display: grid; gap: var(--s2); max-width: 60ch; }

.rel-title {
    margin: 0;
    font-size: var(--text-display-sm);
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--text);
}

.rel-h2 {
    margin: 0;
    font-size: var(--text-subheading);
    font-weight: 600;
    color: var(--text);
}

.rel-desc {
    margin: 0;
    font-size: var(--text-body-lg);
    line-height: 1.5;
    color: var(--text-2);
}

/* ── OS tabs ── */
.rel-tabs {
    display: inline-flex;
    gap: var(--s1);
    padding: var(--s1);
    border-radius: var(--r-full);
    background: var(--bg-sunken);
}

.rel-tab {
    min-width: 72px;
    height: 36px;
    padding: 0 var(--s5);
    border: 0;
    border-radius: var(--r-full);
    background: transparent;
    color: var(--text-3);
    font: 600 var(--text-body) var(--font);
    cursor: pointer;
    transition: background var(--dur-1) ease, color var(--dur-1) ease, transform var(--dur-1) ease;
}

.rel-tab:hover { color: var(--text); }
.rel-tab:active { transform: scale(0.97); }

.rel-tab[aria-selected="true"] {
    background: var(--bg-card);
    color: var(--text);
}

/* ── Latest-release lead ── */
.rel-lead {
    display: grid;
    gap: var(--s8);
    padding: var(--s8);
    border-radius: var(--radius-cards);
    background: var(--bg-card);
    border: 1px solid var(--rel-edge);
    box-shadow: var(--rel-lift);
    min-width: 0;
    animation: rel-in var(--dur-3) var(--ease) both;
}

.rel-lead[hidden] { display: none; }

.rel-lead-main { display: grid; gap: var(--s2); justify-items: start; min-width: 0; }

.rel-lead-main .rel-btn-primary { margin-top: var(--s3); }

.rel-lead-label {
    margin: 0;
    font-size: var(--text-subheading);
    font-weight: 600;
    color: var(--text);
}

.rel-lead-version {
    margin: 0;
    font-size: clamp(56px, 9vw, 112px);
    font-weight: 600;
    line-height: 0.95;
    letter-spacing: -0.045em;
    font-variant-numeric: tabular-nums;
    color: var(--text);
}

.rel-lead-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s1) var(--s3);
    margin: 0 0 var(--s2);
    font-size: var(--text-body);
    color: var(--text-2);
    min-width: 0;
}

.rel-lead-cli { display: grid; gap: var(--s3); align-content: end; min-width: 0; }

@media (min-width: 900px) {
    .rel-lead { grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); align-items: end; }
}

/* ── Workspace: list + selected-package panel ── */
.rel-work {
    display: grid;
    gap: var(--s6);
    align-items: start;
    min-width: 0;
}

@media (min-width: 1200px) {
    .rel-work { grid-template-columns: minmax(0, 1.6fr) minmax(320px, 1fr); }
}

@media (min-width: 1200px) and (min-height: 720px) {
    .rel-side { position: sticky; top: calc(var(--nav-h) + var(--s4)); }
}

.rel-panel {
    display: grid;
    gap: var(--s4);
    padding: var(--s6);
    border-radius: var(--radius-cards);
    background: var(--bg-card);
    border: 1px solid var(--rel-edge);
    box-shadow: var(--rel-lift);
    min-width: 0;
}

/* ── Table ── */
.rel-body { min-width: 0; }

.rel-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-body);
    animation: rel-in var(--dur-2) var(--ease) both;
}

.rel-table th {
    padding: var(--s2) var(--s3);
    text-align: start;
    font-size: var(--text-body-md);
    font-weight: 500;
    color: var(--text-3);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.rel-table td {
    padding: var(--s3);
    color: var(--text-2);
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.rel-table tbody tr { cursor: pointer; transition: background var(--dur-1) ease; }
.rel-table tbody tr:hover { background: var(--bg-hover); }
.rel-table tr.is-selected { background: var(--glow); }
.rel-table tr.is-locked .rel-name { opacity: 0.7; }

.rel-pick { position: relative; width: 1%; }

/* Selection bar — a second, non-colour cue next to the checked radio. */
.rel-table tr.is-selected .rel-pick::before {
    content: "";
    position: absolute;
    inset-block: 0;
    inset-inline-start: 0;
    width: 3px;
    background: var(--color-ember-pulse);
}

.rel-table input[type="radio"] {
    width: 16px;
    height: 16px;
    accent-color: var(--color-ember-pulse);
    cursor: pointer;
}

.rel-act { text-align: end; width: 1%; }

.rel-name {
    font-family: var(--font-mono); /* taste-skill-ignore: literal file name */
    font-size: var(--text-body-md);
    color: var(--text);
    cursor: pointer;
    overflow-wrap: anywhere;
}

.rel-num { font-variant-numeric: tabular-nums; white-space: nowrap; }

.rel-latest {
    margin-inline-start: var(--s1);
    font-weight: 600;
    color: var(--text-accent);
}

/* ── States ── */
.rel-state {
    display: grid;
    gap: var(--s3);
    justify-items: start;
    padding: var(--s8) var(--s4);
    color: var(--text-2);
}

.rel-state-title {
    margin: 0;
    font-size: var(--text-subheading);
    font-weight: 600;
    color: var(--text);
}

.rel-skeleton { display: grid; gap: var(--s3); padding-block: var(--s2); }

.rel-skeleton span {
    height: 44px;
    border-radius: var(--r3);
    background: var(--bg-sunken);
    animation: rel-pulse 1.2s ease-in-out infinite alternate;
}

/* ── Buttons ── */
.rel-btn,
.rel-copy {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--s2);
    height: 36px;
    padding: 0 var(--s4);
    border: 0;
    border-radius: var(--r-full);
    background: var(--bg-sunken);
    color: var(--text);
    font: 500 var(--text-body-md) var(--font);
    white-space: nowrap;
    text-decoration: none;
    cursor: pointer;
    transition: background var(--dur-1) ease, transform var(--dur-1) ease;
}

.rel-btn:hover,
.rel-copy:hover { background: var(--bg-hover); }

.rel-btn:active,
.rel-copy:active { transform: scale(0.97); }

.rel-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
.rel-btn[hidden] { display: none; }

.rel-btn-primary {
    height: 44px;
    padding: 0 var(--s6);
    background: var(--color-ember-pulse);
    color: var(--color-void);
    font-size: var(--text-body);
    font-weight: 600;
}

.rel-btn-primary:hover { background: var(--color-ember-pulse); filter: brightness(1.08); }

.rel-copy { height: 32px; padding: 0 var(--s3); background: var(--bg-card); }

/* ── Shell selector ── */
.rel-shell {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s2);
}

.rel-shell-label {
    margin-inline-end: var(--s2);
    font-size: var(--text-body-md);
    color: var(--text-3);
}

.rel-shell-opt { position: relative; }

.rel-shell-opt input {
    position: absolute;
    inset: 0;
    opacity: 0;
    margin: 0;
    cursor: pointer;
}

.rel-shell-opt span {
    display: inline-flex;
    align-items: center;
    height: 32px;
    padding: 0 var(--s4);
    border-radius: var(--r-full);
    background: var(--bg-sunken);
    color: var(--text-2);
    font-size: var(--text-body-md);
    font-weight: 500;
    transition: background var(--dur-1) ease, color var(--dur-1) ease;
}

.rel-shell-opt:hover span { color: var(--text); }

.rel-shell-opt input:checked + span {
    background: var(--text);
    color: var(--bg-card);
}

.rel-shell-opt:has(input:focus-visible) span {
    outline: 2px solid var(--ring);
    outline-offset: 2px;
}

.rel-selected {
    margin: 0;
    font-size: var(--text-body);
    font-weight: 500;
    color: var(--text);
    overflow-wrap: anywhere;
}

.rel-selected.is-empty { font-weight: 400; color: var(--text-3); }

/* ── Terminal block ── */
.rel-term {
    display: flex;
    align-items: center;
    gap: var(--s3);
    padding: var(--s3) var(--s3) var(--s3) var(--s4);
    border-radius: var(--r3);
    background: var(--bg-sunken);
    box-shadow: inset 0 0 0 1px var(--border);
    min-width: 0;
}

.rel-term[hidden] { display: none; }

.rel-term pre {
    flex: 1;
    min-width: 0;
    margin: 0;
    overflow-x: auto;
    direction: ltr;
    text-align: left;
}

.rel-term code {
    font: var(--text-body-md) / 1.6 var(--font-mono);
    color: var(--text);
    white-space: pre;
}

/* ── Checksum verification ── */
.rel-verify {
    display: flex;
    align-items: center;
    gap: var(--s3);
    flex-wrap: wrap;
    min-width: 0;
}

.rel-verify-status {
    min-width: 0;
    font-size: var(--text-body-md);
    color: var(--text-2);
}

.rel-verify-status.is-error { color: var(--danger); }

.rel-digest {
    font: var(--text-body-md) var(--font-mono); /* taste-skill-ignore: literal digest */
    color: var(--text);
    word-break: break-all;
}

/* ── Focus ── */
.rel-tab:focus-visible,
.rel-btn:focus-visible,
.rel-copy:focus-visible,
.rel-table input:focus-visible,
.rel-term pre:focus-visible {
    outline: 2px solid var(--ring);
    outline-offset: 2px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ── Motion ── */
@keyframes rel-in {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: none; }
}

@keyframes rel-pulse {
    from { opacity: 0.55; }
    to { opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
    .rel-lead,
    .rel-table,
    .rel-skeleton span { animation: none; }
    .rel-tab,
    .rel-btn,
    .rel-copy { transition: none; }
}

/* ── Phone: rows become stacked blocks; nothing is hidden ── */
@media (max-width: 640px) {
    .release-layout { margin-top: var(--s5); gap: var(--s5); }
    .rel-lead,
    .rel-panel { padding: var(--s5); }
    .rel-lead-version { font-size: 56px; }

    .rel-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); }
    .rel-table,
    .rel-table tbody { display: block; }

    .rel-table tr {
        display: grid;
        grid-template-columns: auto minmax(0, 1fr) auto;
        gap: var(--s1) var(--s3);
        padding: var(--s3) var(--s2) var(--s3) var(--s3);
        border-bottom: 1px solid var(--border);
    }

    .rel-table td { display: block; padding: 0; border: 0; }
    .rel-table .rel-pick { grid-row: 1 / span 4; position: static; padding-top: 2px; }
    .rel-table tr { position: relative; }
    .rel-table .rel-file,
    .rel-table td[data-label] { grid-column: 2; }
    .rel-table .rel-act { grid-column: 3; grid-row: 1 / span 4; align-self: center; }

    .rel-table td[data-label]::before {
        content: attr(data-label) " ";
        color: var(--text-3);
    }
}