/* ============================================
   EmgAPI Shared Dashboard Styles
   Dashboard as a Product — unified design system
   ============================================ */

/* === Theme Variables === */
:root {
    /* Smartway Corporate Color Palette */
    --bg-primary: #F2F2F2;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --bg-hover: #e8e8e8;

    /* Smartway Brand Colors */
    --accent-primary: #D44333;
    --accent-secondary: #B9C4D7;
    --accent-success: #4CAF50;
    --accent-warning: #FF9800;
    --accent-danger: #D44333;
    --accent-info: #B9C4D7;

    /* Text Colors */
    --text-primary: #3A3A3A;
    --text-secondary: #6B6B6B;
    --text-muted: #B8B3AF;

    /* Borders */
    --border-color: #e0e0e0;
    --border-hover: #B8B3AF;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(58, 58, 58, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(58, 58, 58, 0.1), 0 2px 4px -1px rgba(58, 58, 58, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(58, 58, 58, 0.1), 0 4px 6px -2px rgba(58, 58, 58, 0.05);

    /* Chart colors */
    --chart-grid: #e0e0e0;
    --chart-text: #6B6B6B;
    --chart-axis: #3A3A3A;
    --chart-tooltip-bg: #3A3A3A;
    --chart-tooltip-text: #F2F2F2;
    --chart-red: #D44333;
    --chart-blue: #B9C4D7;
    --chart-gray: #B8B3AF;
    --chart-dark: #3A3A3A;
}

/* === Dark Mode === */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #2A2A2A;
        --bg-secondary: #3A3A3A;
        --bg-card: #3A3A3A;
        --bg-hover: #4A4A4A;
        --text-primary: #F2F2F2;
        --text-secondary: #B8B3AF;
        --text-muted: #8A8A8A;
        --border-color: #4A4A4A;
        --border-hover: #5A5A5A;
        --chart-grid: #4A4A4A;
        --chart-text: #B8B3AF;
        --chart-axis: #F2F2F2;
    }
}

/* === Base === */
* {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

body {
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
}

.mono {
    font-family: 'JetBrains Mono', 'SF Mono', Monaco, 'Cascadia Code', monospace;
    font-variant-numeric: tabular-nums;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--text-primary);
}

/* === Cards === */
.glass-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    transition: all 0.2s ease;
}

.glass-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--border-hover);
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: all 0.2s ease;
}

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

.stat-card-success { border-left: 4px solid var(--accent-success); }
.stat-card-warning { border-left: 4px solid var(--accent-warning); }
.stat-card-danger  { border-left: 4px solid var(--accent-danger); }
.stat-card-info    { border-left: 4px solid var(--accent-info); }

/* === KPI Cards (Dashboard as a Product) === */
.kpi-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: all 0.2s ease;
    position: relative;
}

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

.kpi-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.kpi-value {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    font-family: 'JetBrains Mono', monospace;
    font-variant-numeric: tabular-nums;
}

.kpi-trend {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.8rem;
    font-weight: 600;
    margin-top: 0.5rem;
    padding: 0.125rem 0.5rem;
    border-radius: 6px;
}

.kpi-trend-good {
    color: #065F46;
    background: #D1FAE5;
}

.kpi-trend-bad {
    color: #B91C1C;
    background: #FEE2E2;
}

.kpi-trend-neutral {
    color: var(--text-secondary);
    background: var(--bg-hover);
}

@media (prefers-color-scheme: dark) {
    .kpi-trend-good { color: #6EE7B7; background: rgba(16, 185, 129, 0.15); }
    .kpi-trend-bad  { color: #FCA5A5; background: rgba(239, 68, 68, 0.15); }
}

/* === Metric Tooltip === */
.metric-tooltip {
    position: relative;
    cursor: help;
}

.metric-tooltip .tooltip-content {
    display: none;
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--chart-tooltip-bg);
    color: var(--chart-tooltip-text);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 0.75rem;
    line-height: 1.5;
    white-space: nowrap;
    z-index: 100;
    box-shadow: var(--shadow-lg);
}

.metric-tooltip .tooltip-content::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: var(--chart-tooltip-bg);
}

.metric-tooltip:hover .tooltip-content {
    display: block;
}

/* === Navigation === */
.dashboard-nav {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    flex-wrap: wrap;
}

.nav-link {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.375rem 0.75rem;
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-hover);
}

.nav-link.active {
    color: var(--accent-primary);
    font-weight: 600;
    background: rgba(212, 67, 51, 0.08);
}

/* === Data Freshness Indicator === */
.freshness-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    padding: 0.375rem 0.75rem;
    border-radius: 8px;
    background: var(--bg-primary);
}

.freshness-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.freshness-dot.fresh    { background: var(--accent-success); animation: pulse-dot 2s infinite; }
.freshness-dot.stale    { background: var(--accent-warning); }
.freshness-dot.outdated { background: var(--accent-danger); }

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

/* === Buttons === */
.btn-primary {
    background: var(--accent-primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.875rem;
    border: none;
    cursor: pointer;
    transition: all 0.15s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
}

.btn-primary:hover { opacity: 0.9; transform: translateY(-1px); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-secondary {
    background: var(--bg-hover);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

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

/* === Form Elements === */
input, select {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    font-size: 0.875rem;
    transition: border-color 0.2s;
}

input:focus, select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(212, 67, 51, 0.1);
}

/* === Period Filter Buttons === */
.period-btn {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 8px;
    border: 2px solid var(--border-color);
    color: var(--text-primary);
    background: transparent;
    cursor: pointer;
    transition: all 0.15s ease;
}

.period-btn:hover,
.period-btn.active {
    border-color: var(--accent-primary);
    background: var(--accent-primary);
    color: white;
}

/* === Tables === */
table {
    border-collapse: separate;
    border-spacing: 0;
}

th {
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}

.table-row { transition: background 0.15s; }
.table-row:hover { background: var(--bg-hover); }

/* === Badges === */
.badge {
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: 6px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-resolved {
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.badge-unresolved {
    background: rgba(239, 68, 68, 0.1);
    color: var(--accent-danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.badge-auto {
    background: rgba(245, 158, 11, 0.1);
    color: var(--accent-warning);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.category-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
}

/* Sentiment/Strike badges */
.sentiment-neutral { background: #E5E7EB; color: #374151; }
.sentiment-negative { background: #FEE2E2; color: #B91C1C; }
.sentiment-urgent { background: #FEF3C7; color: #D97706; }
.strike-low { background: #D1FAE5; color: #065F46; }
.strike-mid { background: #FEF3C7; color: #D97706; }
.strike-high { background: #FEE2E2; color: #B91C1C; }

/* === Loading States === */
.loading { opacity: 0.6; pointer-events: none; }

.skeleton,
.loading-skeleton {
    background: linear-gradient(90deg, var(--bg-primary) 25%, var(--bg-hover) 50%, var(--bg-primary) 75%);
    background-size: 200% 100%;
    animation: skeleton 1.5s infinite;
    border-radius: 8px;
}

@keyframes skeleton {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* === Heatmap === */
.heatmap-cell {
    width: 24px;
    height: 24px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    transition: transform 0.1s;
}

.heatmap-cell:hover { transform: scale(1.2); z-index: 10; }

/* === Scrollbar === */
.scrollbar-thin::-webkit-scrollbar { width: 8px; height: 8px; }
.scrollbar-thin::-webkit-scrollbar-track { background: var(--bg-primary); border-radius: 4px; }
.scrollbar-thin::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 4px; }
.scrollbar-thin::-webkit-scrollbar-thumb:hover { background: var(--border-hover); }

/* === Accessibility === */
button:focus-visible,
input:focus-visible,
select:focus-visible,
a:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* === Gradient Text === */
.gradient-text {
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-info) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* === Icon Container === */
.icon-container {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
}

/* === Expandable rows === */
.expandable-row { cursor: pointer; }
.expand-content { display: none; }
.expand-content.open { display: table-row; }

/* === Confidence bar (review page) === */
.confidence-bar {
    height: 6px;
    border-radius: 3px;
    background: var(--border-color);
    overflow: hidden;
}

.confidence-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.3s ease;
}

/* === Review buttons === */
.btn-approve {
    background: var(--accent-success);
    color: white;
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.15s ease;
}

.btn-approve:hover { opacity: 0.9; transform: translateY(-1px); }

.btn-reject {
    background: var(--accent-danger);
    color: white;
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.15s ease;
}

.btn-reject:hover { opacity: 0.9; transform: translateY(-1px); }

/* === Responsive adjustments === */
@media (max-width: 640px) {
    .kpi-value { font-size: 1.5rem; }
    .kpi-label { font-size: 0.7rem; }
    .nav-link { font-size: 0.75rem; padding: 0.25rem 0.5rem; }
}