/* WMS Picking Dashboard — TV Display
   Dark theme, optimized for 3-5m viewing distance.
   No frameworks, no dependencies. */

/* ── Local Fonts ────────────────────────────────── */

@font-face {
    font-family: 'JetBrains Mono';
    src: url('/fonts/JetBrainsMono-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'JetBrains Mono';
    src: url('/fonts/JetBrainsMono-SemiBold.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'JetBrains Mono';
    src: url('/fonts/JetBrainsMono-Bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'JetBrains Mono';
    src: url('/fonts/JetBrainsMono-ExtraBold.woff2') format('woff2');
    font-weight: 800;
    font-style: normal;
    font-display: swap;
}

/* ── Variables ──────────────────────────────────── */

:root {
    /* Base palette */
    --bg-primary: #0a0e14;
    --bg-secondary: #111820;
    --bg-card: #151c25;
    --bg-card-header: #1a2332;

    /* Text */
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #4b5563;

    /* Accents */
    --accent-blue: #3b82f6;
    --accent-green: #22c55e;
    --accent-yellow: #eab308;
    --accent-red: #ef4444;
    --accent-orange: #f97316;

    /* Status colors */
    --status-blocked: #dc262622;
    --status-blocked-border: #ef4444;
    --status-in-progress: #1e3a5f;
    --status-done: #14532d;

    /* Borders */
    --border-color: #1e2d3d;
    --border-radius: 6px;

    /* Fonts — clamp(mobile-min, fluid, TV-max) */
    --font-family: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;
    --font-kpi: clamp(1.4rem, 0.8rem + 2vw, 2.8rem);
    --font-kpi-label: clamp(0.65rem, 0.4rem + 0.55vw, 0.95rem);
    --font-slot-title: clamp(0.9rem, 0.5rem + 0.9vw, 1.4rem);
    --font-table-row: clamp(0.7rem, 0.45rem + 0.6vw, 1.05rem);
    --font-timer: clamp(1rem, 0.5rem + 1.3vw, 1.8rem);
    --font-header: clamp(0.65rem, 0.4rem + 0.5vw, 0.9rem);

    /* Row height — fluid */
    --row-height: clamp(36px, 28px + 1.5vw, 52px);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scrollbar-width: none;
}

*::-webkit-scrollbar {
    display: none;
}

html, body {
    height: 100%;
    overflow: hidden;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-family);
    -webkit-font-smoothing: antialiased;
}

/* ── Main Layout ─────────────────────────────────── */

.dashboard {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto 1fr;
    gap: 6px;
    padding: 4px;
    height: 100vh;
    box-sizing: border-box;
}

/* ── Slot Panel ──────────────────────────────────── */

.slot-panel {
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.slot-header {
    background: var(--bg-card-header);
    padding: 4px 12px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.slot-title {
    font-size: var(--font-slot-title);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.slot-date {
    font-size: var(--font-slot-title);
    font-weight: 400;
    color: var(--text-primary);
}


/* ── KPI Strip ───────────────────────────────────── */

.kpi-strip {
    display: flex;
    padding: 4px 8px;
    gap: 4px;
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
}

.kpi-item {
    flex: 1;
    min-width: 80px;
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-secondary);
    border-radius: 4px;
    padding: 4px 10px;
}

.kpi-value {
    font-size: var(--font-kpi);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.03em;
}

.kpi-label {
    font-size: var(--font-kpi-label);
    color: var(--text-secondary);
    line-height: 1.2;
}

.kpi-item.orders .kpi-value { color: var(--accent-blue); }
.kpi-item.tasks .kpi-value { color: var(--accent-yellow); }
.kpi-item.blocked .kpi-value { color: var(--accent-red); }


/* ── Task Table ──────────────────────────────────── */

.task-table-container {
    flex: 1;
    overflow: hidden;
    position: relative;
}

.task-table-split {
    display: flex;
    height: 100%;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.task-table-split::-webkit-scrollbar {
    display: none;
}

.task-table-pane {
    flex: 1;
    min-width: 0;
}

.task-table-pane + .task-table-pane {
    border-left: 1px solid var(--border-color);
}

.task-table {
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed;
}

.task-table thead {
    position: sticky;
    top: 0;
    z-index: 2;
}

.task-table th {
    background: var(--bg-card-header);
    font-size: var(--font-header);
    font-weight: 600;
    text-align: left;
    padding: 4px 8px;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.task-table td {
    padding: 3px 8px;
    font-size: var(--font-table-row);
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
    height: var(--row-height);
    max-height: var(--row-height);
    overflow: hidden;
}

.task-table tbody tr {
    height: var(--row-height);
    max-height: var(--row-height);
    transition: background 0.3s ease;
}

.task-table tbody tr:hover {
    background: rgba(59, 130, 246, 0.05);
}

/* Blocked row — red highlight */
.task-row-blocked {
    background: var(--status-blocked) !important;
    border-left: 3px solid var(--status-blocked-border);
}

.task-row-blocked td:first-child {
    padding-left: 5px;
}

/* In-progress row */
.task-row-progress {
    background: rgba(59, 130, 246, 0.06);
}

/* Error text */
.error-text {
    display: block;
    line-height: 1.3;
    overflow: hidden;
}

.error-item-name {
    display: block;
    color: var(--accent-red);
    font-weight: 600;
    font-size: clamp(0.6rem, 0.4rem + 0.5vw, 0.9rem);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.error-details {
    display: block;
    color: var(--text-secondary);
    font-size: clamp(0.55rem, 0.35rem + 0.45vw, 0.82rem);
    white-space: nowrap;
}

/* Status badge */
.status-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: clamp(0.6rem, 0.4rem + 0.45vw, 0.85rem);
    white-space: nowrap;
}

.status-waiting { background: #1e293b; color: #94a3b8; }
.status-picking { background: #172554; color: #60a5fa; }
.status-scanning { background: #422006; color: #fb923c; }
.status-checking { background: #3b0764; color: #c084fc; }

/* Time column */
.time-value {
    font-weight: 700;
    font-size: clamp(0.75rem, 0.5rem + 0.6vw, 1.1rem);
    text-align: right;
    white-space: nowrap;
}

/* ── Footer / Timer ──────────────────────────────── */

.slot-footer {
    display: flex;
    justify-content: space-between;
    padding: 4px 12px;
    border-top: 1px solid var(--border-color);
    background: var(--bg-card-header);
    align-items: center;
}

.timer-block {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
    white-space: nowrap;
}

.timer-label {
    font-size: clamp(0.55rem, 0.35rem + 0.45vw, 0.8rem);
    color: var(--text-secondary);
}

.timer-value {
    font-size: var(--font-timer);
    font-weight: 800;
    letter-spacing: -0.02em;
    font-variant-numeric: tabular-nums;
}

.timer-ok { color: var(--accent-green); }
.timer-warning { color: var(--accent-yellow); }
.timer-critical { color: var(--accent-red); }

.timer-critical-pulse {
    animation: pulse-red 1s ease-in-out infinite;
}

@keyframes pulse-red {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}


/* ── Top Bar ─────────────────────────────────────── */

.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2px 8px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    grid-column: 1 / -1;
}

.floor-switcher {
    display: flex;
    gap: 4px;
}

.floor-tab {
    padding: 2px 10px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: 3px;
    transition: all 0.2s;
}

.floor-tab:hover {
    color: var(--text-secondary);
    background: var(--bg-card);
}

.floor-tab.active {
    color: var(--text-primary);
    background: var(--bg-card-header);
}

/* ── Connection Status ───────────────────────────── */

.connection-status {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-green);
}

.status-dot.stale {
    background: var(--accent-red);
    animation: pulse-red 1s ease-in-out infinite;
}

/* ── Stale Overlay ───────────────────────────────── */

.stale-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 12px;
    background: rgba(220, 38, 38, 0.9);
    color: white;
    text-align: center;
    font-size: 1.2rem;
    font-weight: 700;
    z-index: 200;
}

.stale-overlay.visible {
    display: block;
}

/* ── Empty state ─────────────────────────────────── */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    color: var(--text-muted);
    font-size: 1.2rem;
    gap: 8px;
}

.empty-state-icon {
    font-size: 3rem;
    opacity: 0.3;
}

/* ── Loading ─────────────────────────────────────── */

.loading-screen {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    font-size: 1.4rem;
    color: var(--text-secondary);
    gap: 12px;
}

.loading-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}


/* ── Responsive: tablet ─────────────────────────── */

@media (max-width: 1200px) {
    .task-table-split {
        flex-direction: column;
    }

    .task-table-pane + .task-table-pane {
        border-left: none;
        border-top: 1px solid var(--border-color);
    }

    .task-table-pane + .task-table-pane .task-table thead {
        display: none;
    }
}

/* ── Responsive: mobile ─────────────────────────── */

@media (max-width: 768px) {
    html, body {
        overflow: auto;
    }

    .dashboard {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
        height: auto;
        min-height: 100vh;
    }

    .slot-panel {
        min-height: 50vh;
    }

    .kpi-item {
        min-width: 60px;
        padding: 3px 6px;
    }

    .slot-header {
        padding: 3px 8px;
    }

    .slot-footer {
        padding: 3px 8px;
    }
}