/* Studio OS — Product Overview tabs shared CSS (TECH-5498).
   Lives in /wwwroot/css/ rather than in a `.razor.css` so the rules can be
   reused across the six tab components without duplicating the cascade
   into each scoped CSS bundle. Loaded by App.razor's <link> chain. */

/* Card surface used by every tab body */

.studio-tab-card {
    background: #fff;
    border: 1px solid var(--studio-line, rgba(11, 11, 15, 0.12));
    border-radius: 12px;
    padding: 20px 22px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.studio-tab-card-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.studio-tab-card-title {
    margin: 0 0 4px;
    font: 600 18px/1.2 var(--studio-font-display, 'Bricolage Grotesque'), system-ui, sans-serif;
    color: var(--studio-ink, #0B0B0F);
    letter-spacing: -0.01em;
}

.studio-tab-card-sub {
    margin: 0;
    font: 400 13px/1.4 'Geist', system-ui, sans-serif;
    color: rgba(11, 11, 15, 0.6);
}

.studio-tab-card-sub strong { color: var(--studio-ink, #0B0B0F); font-weight: 600; }
.studio-tab-card-sub code {
    font: 500 12px/1 'Geist Mono', ui-monospace, SFMono-Regular, monospace;
    background: rgba(11, 11, 15, 0.06);
    padding: 2px 6px;
    border-radius: 4px;
}

.studio-tab-card-footnote {
    margin: 0;
    font: 400 12px/1.4 'Geist', system-ui, sans-serif;
    color: rgba(11, 11, 15, 0.55);
}

/* Buttons */

.studio-tab-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 16px;
    border: 1px solid var(--studio-ink, #0B0B0F);
    border-radius: 8px;
    background: var(--studio-ink, #0B0B0F);
    color: #fff;
    font: 500 13px/1 'Geist', system-ui, sans-serif;
    cursor: pointer;
    transition: opacity 120ms ease;
}
.studio-tab-btn-primary:hover:not([disabled]) { opacity: 0.9; }
.studio-tab-btn-primary[disabled] { opacity: 0.5; cursor: not-allowed; }
.studio-tab-btn-primary:focus-visible {
    outline: 2px solid var(--studio-ink, #0B0B0F);
    outline-offset: 2px;
}

.studio-tab-btn-ghost {
    padding: 6px 12px;
    border: 1px solid var(--studio-line, rgba(11, 11, 15, 0.16));
    border-radius: 6px;
    background: #fff;
    color: var(--studio-ink, #0B0B0F);
    font: 500 12px/1 'Geist', system-ui, sans-serif;
    cursor: pointer;
    transition: border-color 120ms ease, color 120ms ease;
}
.studio-tab-btn-ghost:hover { border-color: var(--studio-ink, #0B0B0F); }
.studio-tab-btn-ghost:focus-visible {
    outline: 2px solid var(--studio-ink, #0B0B0F);
    outline-offset: 2px;
}

.studio-tab-btn-danger {
    color: #9c2a1f;
}
.studio-tab-btn-danger:hover {
    border-color: #9c2a1f;
}

.studio-tab-link-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border: 1px solid var(--studio-line, rgba(11, 11, 15, 0.18));
    border-radius: 8px;
    background: #fff;
    color: var(--studio-ink, #0B0B0F);
    font: 500 13px/1 'Geist', system-ui, sans-serif;
    text-decoration: none;
    transition: border-color 120ms ease;
}
.studio-tab-link-btn:hover { border-color: var(--studio-ink, #0B0B0F); }

.studio-tab-link {
    color: var(--studio-ink, #0B0B0F);
    text-decoration: none;
    font: 500 13px/1 'Geist', system-ui, sans-serif;
}
.studio-tab-link:hover { text-decoration: underline; }

/* Empty / loading */

.studio-tab-skeleton {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 20px 0;
}

.studio-tab-skeleton .studio-skeleton-line {
    height: 12px;
    background: linear-gradient(90deg, rgba(11,11,15,0.06) 0%, rgba(11,11,15,0.12) 50%, rgba(11,11,15,0.06) 100%);
    background-size: 200% 100%;
    animation: studio-skeleton-shimmer 1.6s linear infinite;
    border-radius: 4px;
}
.studio-tab-skeleton .lg { width: 50%; height: 18px; }
.studio-tab-skeleton .md { width: 80%; }

.studio-tab-empty {
    padding: 32px 16px;
    text-align: center;
    background: #fafafa;
    border: 1px dashed var(--studio-line, rgba(11, 11, 15, 0.16));
    border-radius: 8px;
    color: rgba(11, 11, 15, 0.6);
    font: 400 13px/1.5 'Geist', system-ui, sans-serif;
}

.studio-tab-empty p { margin: 0; }

/* Tables */

.studio-tab-table-wrap {
    width: 100%;
    overflow-x: auto;
    border: 1px solid var(--studio-line, rgba(11, 11, 15, 0.1));
    border-radius: 8px;
}

.studio-tab-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    font: 400 13px/1.4 'Geist', system-ui, sans-serif;
}

.studio-tab-table th,
.studio-tab-table td {
    text-align: left;
    padding: 10px 14px;
    border-bottom: 1px solid var(--studio-line, rgba(11, 11, 15, 0.06));
}

.studio-tab-table thead th {
    background: #fafafa;
    color: rgba(11, 11, 15, 0.65);
    font-weight: 500;
    font-size: 12px;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.studio-tab-table tbody tr:last-child td { border-bottom: none; }

.studio-tab-mono {
    font: 500 12px/1 'Geist Mono', ui-monospace, SFMono-Regular, monospace;
    letter-spacing: 0.01em;
    color: rgba(11, 11, 15, 0.75);
}

.studio-tab-muted { color: rgba(11, 11, 15, 0.4); }

.studio-tab-chip {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    margin-right: 4px;
    background: rgba(11, 11, 15, 0.06);
    border-radius: 999px;
    font: 500 11px/1 'Geist Mono', ui-monospace, SFMono-Regular, monospace;
    color: rgba(11, 11, 15, 0.75);
}

/* Roadmap rows */

.studio-roadmap-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.studio-roadmap-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    background: #fff;
    border: 1px solid var(--studio-line, rgba(11, 11, 15, 0.12));
    border-radius: 8px;
    transition: border-color 120ms ease, background 120ms ease, box-shadow 120ms ease;
}

.studio-roadmap-row.is-dragging {
    opacity: 0.6;
    border-color: var(--studio-ink, #0B0B0F);
}

.studio-roadmap-row.is-drop-target {
    background: #fafafa;
    box-shadow: inset 0 -2px 0 0 var(--studio-ink, #0B0B0F);
}

.studio-roadmap-grip {
    cursor: grab;
    color: rgba(11, 11, 15, 0.35);
    font: 700 14px/1 'Geist Mono', ui-monospace, SFMono-Regular, monospace;
    user-select: none;
    letter-spacing: -2px;
}

.studio-roadmap-row.is-dragging .studio-roadmap-grip,
.studio-roadmap-row:active .studio-roadmap-grip { cursor: grabbing; }

.studio-roadmap-row-main {
    flex: 1 1 auto;
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
}

.studio-roadmap-row-titles {
    display: flex;
    align-items: baseline;
    gap: 10px;
    min-width: 0;
}

.studio-roadmap-quarter {
    font: 500 11px/1 'Geist Mono', ui-monospace, SFMono-Regular, monospace;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: rgba(11, 11, 15, 0.55);
    background: rgba(11, 11, 15, 0.06);
    padding: 4px 8px;
    border-radius: 4px;
    flex: 0 0 auto;
}

.studio-roadmap-title {
    font: 500 14px/1.3 'Geist', system-ui, sans-serif;
    color: var(--studio-ink, #0B0B0F);
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.studio-roadmap-row-actions {
    display: flex;
    gap: 6px;
    flex: 0 0 auto;
}

.studio-roadmap-pill {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 999px;
    font: 500 11px/1 'Geist', system-ui, sans-serif;
}

.studio-roadmap-pill.is-progress {
    background: rgba(54, 99, 216, 0.12);
    color: #1f3f8a;
}

.studio-roadmap-pill.is-done {
    background: rgba(46, 204, 113, 0.15);
    color: #1f6c43;
}

/* Edit card (inline forms) */

.studio-tab-edit-card {
    background: #fafafa;
    border: 1px dashed var(--studio-line, rgba(11, 11, 15, 0.18));
    border-radius: 8px;
    padding: 16px 18px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.studio-tab-edit-title {
    margin: 0;
    font: 600 14px/1 'Geist', system-ui, sans-serif;
    color: var(--studio-ink, #0B0B0F);
}

.studio-tab-edit-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
}

.studio-tab-edit-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* Fields */

.studio-tab-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.studio-tab-field-wide { grid-column: 1 / -1; }

.studio-tab-field-checkbox {
    flex-direction: row;
    align-items: center;
    gap: 8px;
    font: 400 13px/1 'Geist', system-ui, sans-serif;
    color: var(--studio-ink, #0B0B0F);
}

.studio-tab-field-label {
    font: 500 12px/1 'Geist', system-ui, sans-serif;
    color: rgba(11, 11, 15, 0.6);
}

.studio-tab-input {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--studio-line, rgba(11, 11, 15, 0.18));
    border-radius: 6px;
    font: 400 13px/1.3 'Geist', system-ui, sans-serif;
    color: var(--studio-ink, #0B0B0F);
    background: #fff;
    box-sizing: border-box;
}

.studio-tab-input:focus {
    outline: none;
    border-color: var(--studio-ink, #0B0B0F);
    box-shadow: 0 0 0 3px rgba(11, 11, 15, 0.08);
}

.studio-tab-textarea {
    font-family: inherit;
    line-height: 1.5;
    resize: vertical;
    min-height: 64px;
}

/* Metric grid */

.studio-metric-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
}

.studio-metric-card {
    background: #fff;
    border: 1px solid var(--studio-line, rgba(11, 11, 15, 0.12));
    border-radius: 10px;
    padding: 16px 18px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    border-left-width: 4px;
}

.studio-metric-card-value {
    margin: 0;
    font: 700 26px/1.1 var(--studio-font-display, 'Bricolage Grotesque'), system-ui, sans-serif;
    letter-spacing: -0.02em;
}

.studio-metric-card-label {
    margin: 0;
    font: 500 12px/1.2 'Geist', system-ui, sans-serif;
    color: rgba(11, 11, 15, 0.65);
}

.studio-metric-card-actions {
    display: flex;
    gap: 6px;
    margin-top: 8px;
}

/* Translations tab strip variant */

.studio-translation-tabs {
    margin-top: 8px;
    border-bottom: 1px solid var(--studio-line, rgba(11, 11, 15, 0.12));
}

.studio-translation-form {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
    padding-top: 8px;
}

@keyframes studio-skeleton-shimmer {
    from { background-position: 200% 0; }
    to { background-position: -200% 0; }
}

@media (prefers-reduced-motion: reduce) {
    .studio-tab-skeleton .studio-skeleton-line { animation: none; }
}

@media (max-width: 640px) {
    .studio-tab-card { padding: 16px; }
    .studio-roadmap-row-titles { flex-direction: column; align-items: flex-start; gap: 4px; }
}