/* ─── Reset & Base ─── */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --bg: #0d1117;
    --surface: #161b22;
    --surface-2: #1c2333;
    --border: #30363d;
    --text: #e6edf3;
    --text-dim: #8b949e;
    --accent: #58a6ff;
    --green: #3fb950;
    --orange: #d29922;
    --red: #f85149;
    --purple: #bc8cff;
    --radius: 12px;
    --shadow: 0 4px 24px rgba(0, 0, 0, .4);
}

body {
    font-family: 'Inter', system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    min-height: 100vh;
}

.hidden {
    display: none !important;
}

/* ─── Upload Overlay ─── */
.overlay {
    position: fixed;
    inset: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--bg);
    z-index: 100;
}

.upload-card {
    text-align: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 48px 40px;
    max-width: 440px;
    width: 90%;
    box-shadow: var(--shadow);
    animation: fadeUp .5s ease;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.upload-icon {
    font-size: 56px;
    margin-bottom: 16px;
}

.upload-card h1 {
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--accent), var(--purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.upload-card p {
    color: var(--text-dim);
    margin-bottom: 28px;
    font-size: .95rem;
}

.upload-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    background: linear-gradient(135deg, var(--accent), #1f6feb);
    color: #fff;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: transform .15s, box-shadow .15s;
    font-size: .95rem;
}

.upload-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(88, 166, 255, .35);
}

.load-default-btn {
    display: block;
    margin: 16px auto 0;
    padding: 10px 24px;
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    font-size: .85rem;
    font-weight: 500;
    transition: background .15s, border-color .15s;
}

.load-default-btn:hover {
    background: var(--surface-2);
    border-color: var(--accent);
}

.upload-status {
    margin-top: 16px;
    font-size: .85rem;
    color: var(--text-dim);
    min-height: 20px;
}

/* ─── Dashboard Layout ─── */
.dashboard {
    max-width: 1300px;
    margin: 0 auto;
    padding: 20px 24px 60px;
}

/* ─── Header ─── */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -.5px;
}

.logo span {
    font-weight: 500;
    color: var(--text-dim);
}

.btn-ghost {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-dim);
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    font-size: .85rem;
    font-weight: 500;
    transition: border-color .15s, color .15s;
}

.btn-ghost:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* ─── Filters ─── */
.filters-bar {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 20px;
}

.filter-row-top {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.filter-row-chips {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.filter-row-chips>label {
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .5px;
    color: var(--text-dim);
    font-weight: 600;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 180px;
    flex: 1;
}

.filter-group label {
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .5px;
    color: var(--text-dim);
    font-weight: 600;
}

.filter-group select {
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 8px 12px;
    border-radius: 8px;
    font-size: .9rem;
    font-family: inherit;
    cursor: pointer;
    transition: border-color .15s;
}

.filter-group select:hover,
.filter-group select:focus {
    border-color: var(--accent);
    outline: none;
}

/* ─── Category Chips ─── */
.chips-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 99px;
    font-size: .8rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    border: 1px solid var(--border);
    background: var(--surface-2);
    color: var(--text-dim);
    transition: all .15s ease;
    white-space: nowrap;
}

.chip:hover {
    border-color: var(--chip-color, var(--accent));
    color: var(--chip-color, var(--accent));
}

.chip.active {
    background: var(--chip-bg, rgba(88, 166, 255, .15));
    color: var(--chip-color, var(--accent));
    border-color: var(--chip-color, var(--accent));
}

.chip-all {
    --chip-color: var(--accent);
    --chip-bg: rgba(88, 166, 255, .15);
}

.chip-count {
    font-size: .7rem;
    background: rgba(255, 255, 255, .08);
    padding: 1px 6px;
    border-radius: 99px;
    opacity: .7;
}

/* ─── Summary Cards ─── */
.cards-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    position: relative;
    overflow: hidden;
    transition: transform .15s, box-shadow .15s;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.card-accent-bar {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.card-total {
    position: relative;
}

.card-total::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--purple));
}

.card-label {
    font-size: .8rem;
    text-transform: uppercase;
    letter-spacing: .5px;
    color: var(--text-dim);
    font-weight: 600;
    margin-bottom: 4px;
}

.card-value {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.1;
}

.card-sub {
    font-size: .78rem;
    color: var(--text-dim);
    margin-top: 4px;
}

/* ─── Charts ─── */
.charts-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 16px;
    margin-bottom: 24px;
}

.chart-container {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
}

.chart-container h3 {
    font-size: .95rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-dim);
}

/* ─── Tables ─── */
.table-section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 24px;
}

.table-section h3 {
    font-size: .95rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-dim);
    display: flex;
    align-items: center;
    gap: 8px;
}

.badge {
    background: var(--accent);
    color: #fff;
    font-size: .7rem;
    padding: 2px 8px;
    border-radius: 99px;
    font-weight: 700;
}

.table-wrap {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: .85rem;
}

thead th {
    text-align: left;
    padding: 10px 12px;
    font-weight: 600;
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .5px;
    color: var(--text-dim);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: var(--surface);
    white-space: nowrap;
}

tbody td {
    padding: 10px 12px;
    border-bottom: 1px solid rgba(48, 54, 61, .5);
    color: var(--text);
}

tbody tr {
    transition: background .1s;
}

tbody tr:hover {
    background: var(--surface-2);
}

/* Tracker pills */
.tracker-pill {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 6px;
    font-size: .75rem;
    font-weight: 600;
    margin: 2px;
    white-space: nowrap;
}

/* Link */
table a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
}

table a:hover {
    text-decoration: underline;
}

/* Validated badges in table */
.val-badge {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font-size: .8rem;
    font-weight: 700;
}

.val-badge.yes {
    color: var(--green);
}

.val-badge.no {
    color: var(--text-dim);
}

/* ─── Responsive ─── */
@media (max-width: 900px) {
    .cards-row {
        grid-template-columns: repeat(2, 1fr);
    }

    .charts-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .cards-row {
        grid-template-columns: 1fr;
    }

    .dashboard {
        padding: 12px;
    }

    .filter-row-top {
        flex-direction: column;
    }
}