/* Dashboard (landing page) styles.
 *
 * Only the theme tokens declared in base.html are used (--bg-*, --text-*,
 * --border-color, --card-*, --shadow-color), and every rule that hard-codes a
 * colour has a matching [data-theme="dark"] override — Bootstrap 5.1.3 has no
 * native dark theme here, so nothing inherits one for free.
 */

/* ── Health strip ──────────────────────────────────────────────────────── */

.health-strip {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.25rem 1.5rem;
    min-height: 56px;
    padding: 0.5rem 1rem;
    margin-bottom: 1.25rem;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: 0 1px 3px var(--shadow-color);
}

.health-strip__item {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.875rem;
    color: var(--text-color);
    white-space: nowrap;
}

.health-strip__label {
    color: var(--text-muted);
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.04em;
}

.health-strip__spacer {
    flex: 1 1 auto;
}

.health-strip .btn-refresh {
    padding: 0.1rem 0.4rem;
    line-height: 1;
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
}

.health-strip .btn-refresh:hover,
.health-strip .btn-refresh:focus {
    color: #0d6efd;
}

.health-strip .btn-refresh[disabled] {
    opacity: 0.5;
    cursor: progress;
}

/* ── Section headings ──────────────────────────────────────────────────── */

.dashboard-section-title {
    display: flex;
    align-items: baseline;
    gap: 0.6rem;
    margin: 1.75rem 0 0.75rem;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
}

.dashboard-section-title::after {
    content: "";
    flex: 1 1 auto;
    height: 1px;
    background-color: var(--border-color);
}

/* ── Stat tiles ────────────────────────────────────────────────────────── */

.stat-tile {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 0.75rem 0.9rem 0.5rem;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: 0 1px 3px var(--shadow-color);
}

.stat-tile__label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-muted);
    margin-bottom: 0.2rem;
}

.stat-tile__row {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.stat-tile__value {
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1.1;
    color: var(--text-color);
    font-variant-numeric: tabular-nums;
}

.stat-tile__value--muted {
    color: var(--text-muted);
}

.stat-tile__sub {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.stat-tile__spark {
    position: relative;
    height: 48px;
    margin-top: auto;
}

/* Sparkline canvases are sized by their container, not by their attributes. */
.stat-tile__spark canvas {
    width: 100% !important;
    height: 48px !important;
}

/* ── Delta chips ───────────────────────────────────────────────────────── */

.delta-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.15rem;
    padding: 0.05rem 0.35rem;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    background-color: var(--bg-tertiary);
    color: var(--text-muted);
}

.delta-chip--up {
    background-color: rgba(25, 135, 84, 0.12);
    color: #146c43;
}

.delta-chip--down {
    background-color: rgba(220, 53, 69, 0.12);
    color: #b02a37;
}

[data-theme="dark"] .delta-chip--up {
    background-color: rgba(25, 135, 84, 0.22);
    color: #75b798;
}

[data-theme="dark"] .delta-chip--down {
    background-color: rgba(220, 53, 69, 0.22);
    color: #ea868f;
}

/* ── Stacked route-mix bar ─────────────────────────────────────────────── */

.stacked-bar {
    display: flex;
    height: 26px;
    width: 100%;
    border-radius: 6px;
    overflow: hidden;
    background-color: var(--bg-tertiary);
}

.stacked-bar__segment {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.72rem;
    font-weight: 600;
    color: #fff;
    white-space: nowrap;
    overflow: hidden;
    min-width: 0;
}

.stacked-bar__legend {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem 1rem;
    margin-top: 0.5rem;
    font-size: 0.78rem;
    color: var(--text-muted);
}

.stacked-bar__swatch {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 2px;
    margin-right: 0.35rem;
    vertical-align: baseline;
}

/* ── Horizontal mix rows (role / device) ───────────────────────────────── */

.mix-row {
    display: grid;
    grid-template-columns: minmax(5.5rem, 8rem) 1fr auto;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 0.35rem;
    font-size: 0.82rem;
}

.mix-row__name {
    color: var(--text-color);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.mix-row__track {
    height: 10px;
    border-radius: 5px;
    background-color: var(--bg-tertiary);
    overflow: hidden;
}

.mix-row__fill {
    height: 100%;
    border-radius: 5px;
}

.mix-row__count {
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
}

/* ── Direct-neighbour signal rows ──────────────────────────────────────── */

.neighbor-row {
    display: grid;
    grid-template-columns: minmax(6rem, 11rem) 1fr auto;
    align-items: center;
    gap: 0.6rem;
    padding: 0.2rem 0;
    font-size: 0.82rem;
}

.neighbor-row + .neighbor-row {
    border-top: 1px solid var(--border-color);
}

.neighbor-row__name {
    color: var(--text-color);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Fixed -12..+14 dB scale, so a bar means the same thing on every refresh. */
.neighbor-row__track {
    height: 10px;
    min-width: 3rem;
    border-radius: 5px;
    background-color: var(--bg-tertiary);
    overflow: hidden;
}

.neighbor-row__fill {
    height: 100%;
    border-radius: 5px;
}

/* Hatched, not empty: "we have no reading" reads differently from "zero". */
.neighbor-row__track--unknown {
    background-image: repeating-linear-gradient(
        45deg,
        var(--bg-tertiary),
        var(--bg-tertiary) 3px,
        transparent 3px,
        transparent 6px
    );
    opacity: 0.6;
}

.neighbor-row__values {
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.neighbor-row__snr {
    color: var(--text-color);
    font-weight: 600;
}

/* ── Leaderboard rows ──────────────────────────────────────────────────── */

.top-list-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 0;
}

.top-list-row + .top-list-row {
    border-top: 1px solid var(--border-color);
}

.top-list-row__name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ── Chart wrappers ────────────────────────────────────────────────────── */

.chart-box {
    position: relative;
    width: 100%;
    height: 200px;
}

.chart-box--tall {
    height: 240px;
}

/* Cards in an equal-height row: let the chart or list take the slack instead
 * of leaving it as dead space under a fixed-height canvas.  Chart.js needs a
 * positioned parent with a real height, which flex-basis: 0 + flex-grow gives
 * it — plain height: 100% resolves against an auto-height parent and collapses.
 */
.card-body--fill {
    display: flex;
    flex-direction: column;
}

.chart-box--fill {
    flex: 1 1 0;
    min-height: 200px;
    height: auto;
}

.mix-fill {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    justify-content: space-evenly;
}

.doughnut-box {
    position: relative;
    max-width: 190px;
    width: 100%;
    margin: 0 auto;
}

.dashboard-note {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.dashboard-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 100px;
    color: var(--text-muted);
    font-size: 0.85rem;
    font-style: italic;
}

/* Info affordance shared by tooltip triggers in card headers. */
.dashboard-info-btn {
    padding: 0;
    border: 0;
    background: none;
    color: var(--text-muted);
    line-height: 1;
}

.dashboard-info-btn:hover,
.dashboard-info-btn:focus {
    color: #0dcaf0;
    text-decoration: none;
}

.tooltip.dashboard-hint .tooltip-inner {
    max-width: min(22rem, 92vw);
    text-align: left;
}

@media (max-width: 575.98px) {
    .stat-tile__value {
        font-size: 1.35rem;
    }

    .health-strip {
        gap: 0.25rem 1rem;
    }
}