/* ── Photonics — overrides ───────────────────────────────────────────── */

/* Dense packing so short cards fill the holes left by tall ones */
#photonics-grid {
    grid-auto-flow: dense;
}

/* Two-level page tabs: function group → kind */
.tab-bar--sub {
    margin-top: calc(var(--space-6) * -0.5);
    margin-bottom: var(--space-5);
    border-bottom: 1px solid var(--border-subtle);
    padding-left: var(--space-3);
}
.tab-bar--sub .tab {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-xs);
}

/* Tier pill — sits in mat-badges position on the right of mat-header */
.tier-pill {
    display: inline-block;
    padding: 1px 6px;
    font-size: 10px;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-weight: 700;
    border: 1px solid currentColor;
    background: transparent;
    white-space: nowrap;
}

.tier-pill--space   { color: var(--success); }
.tier-pill--telecom { color: var(--text-link); }
.tier-pill--lab     { color: var(--warning); }

/* .baseline-pill, .material-card.is-baseline, .rx-country, .chip--rad,
 * .chip--flight all live in materials.css (shared visual primitives). */

/* mat-badges in materials.css already stacks vertically and right-aligns —
 * no override needed. */

/* ── Advisory chips (export control, sourcing, design hazards) ──────── */
.advisory-row {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.advisory-chip {
    display: inline-flex;
    align-items: center;
    line-height: 1;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 3px 6px;
    border-radius: var(--radius-sm);
    border: 1px solid currentColor;
    background: transparent;
    white-space: nowrap;
    cursor: help;
}

.advisory--danger  { color: var(--danger); }
.advisory--warning { color: var(--warning); }
.advisory--success { color: var(--success); }
.advisory--muted   { color: var(--text-muted); }

/* ── Delta strip vs KPDX10G ─────────────────────────────────────────── */
.delta-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    padding: var(--space-1) 0;
    border-top: 1px dashed var(--border-subtle);
    border-bottom: 1px dashed var(--border-subtle);
}

.delta {
    display: inline-flex;
    align-items: center;
    line-height: 1;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 3px 6px;
    border-radius: var(--radius-sm);
    border: 1px solid currentColor;
    background: transparent;
    font-family: var(--font-family-mono);
    white-space: nowrap;
    cursor: help;
}

.delta--pos { color: var(--success); }
.delta--neg { color: var(--danger); }
.delta--eq  { color: var(--text-muted); }

/* ── Compare modal grid (3 cols + delta) ─────────────────────────────── */
.compare-header,
.compare-row {
    display: grid;
    grid-template-columns: 130px 1fr 1fr 60px;
    gap: var(--space-3);
    padding: var(--space-1) 0;
    font-size: var(--font-sm);
}

.compare-row {
    align-items: baseline;
    border-bottom: 1px dotted var(--border-subtle);
}

.compare-header {
    align-items: end;
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: var(--space-3);
    margin-bottom: var(--space-2);
}

.compare-col-head {
    display: flex;
    flex-direction: column;
    gap: 4px;
    align-items: flex-start;
}

.compare-col-head--spacer {
    /* empty cell that aligns headers to their data columns */
}

.compare-col-title {
    font-weight: 700;
    color: var(--text-primary);
    font-size: var(--font-md);
    line-height: 1.2;
}

.compare-col-sub {
    font-size: var(--font-xs);
    color: var(--text-muted);
    line-height: 1.3;
}

.compare-col-head--delta {
    align-items: flex-end;
    align-self: end;
    font-size: var(--font-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.compare-label {
    color: var(--text-secondary);
    font-size: var(--font-xs);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.compare-cell {
    font-family: var(--font-family-mono);
    color: var(--text-primary);
    word-break: break-word;
}

.compare-cell--delta {
    text-align: right;
}

.compare-delta {
    font-size: var(--font-xs);
    font-weight: 700;
    font-family: var(--font-family-mono);
    padding: 1px 6px;
    border-radius: var(--radius-sm);
    border: 1px solid currentColor;
    background: transparent;
    white-space: nowrap;
}

.compare-delta--pos { color: var(--success); }
.compare-delta--neg { color: var(--danger); }
.compare-delta--eq  { color: var(--text-muted); }

.compare-grid {
    display: flex;
    flex-direction: column;
}

/* Yes/No formatting in detail rows */
.detail-val--yes { color: var(--success); font-weight: 700; }
.detail-val--no  { color: var(--text-muted); }

/* Good-for tags side-by-side */
.compare-tags {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

@media (max-width: 600px) {
    .compare-tags { grid-template-columns: 1fr; }
    .compare-header,
    .compare-row {
        grid-template-columns: 100px 1fr 1fr 50px;
        gap: var(--space-2);
    }
}

.compare-tags-head {
    font-size: var(--font-2xs);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-muted);
    margin-bottom: var(--space-1);
}