/* ============================================
   Backup Status Dashboard - TV-Optimized Dark Theme
   ============================================ */

:root {
    --bg-body: #0b0e17;
    --bg-card: #141924;
    --bg-card-hover: #1a2233;
    --bg-surface: #1c2538;
    --bg-topbar: #0f1320;

    --text-primary: #e8ecf4;
    --text-secondary: #8892a8;
    --text-muted: #5a6478;

    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-card: rgba(255, 255, 255, 0.08);

    --color-success: #22c55e;
    --color-success-dim: rgba(34, 197, 94, 0.15);
    --color-success-glow: rgba(34, 197, 94, 0.3);

    --color-warning: #f59e0b;
    --color-warning-dim: rgba(245, 158, 11, 0.15);
    --color-warning-glow: rgba(245, 158, 11, 0.3);

    --color-error: #ef4444;
    --color-error-dim: rgba(239, 68, 68, 0.15);
    --color-error-glow: rgba(239, 68, 68, 0.3);

    --color-pending: #6b7280;
    --color-pending-dim: rgba(107, 114, 128, 0.15);

    --color-accent: #6366f1;
    --color-accent-dim: rgba(99, 102, 241, 0.15);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;

    --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 20px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-body);
    color: var(--text-primary);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* ===== Top Bar ===== */

.top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 32px;
    background: var(--bg-topbar);
    border-bottom: 1px solid var(--border-subtle);
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(12px);
}

.top-bar-left {
    display: flex;
    align-items: baseline;
    gap: 14px;
}

.logo {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.6rem;
    font-weight: 700;
    background: linear-gradient(135deg, #6366f1, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.logo-sub {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 28px;
}

.top-bar-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.stat-label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-muted);
    font-weight: 600;
}

.stat-value {
    font-size: 1.3rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    color: var(--text-primary);
}

.stat-alert {
    color: var(--color-error);
}

.refresh-info {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
}

.refresh-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-success);
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; box-shadow: 0 0 6px var(--color-success-glow); }
    50% { opacity: 0.5; box-shadow: none; }
}

/* ===== Error Banner ===== */

.error-banner {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 32px;
    background: var(--color-error-dim);
    border-bottom: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--color-error);
    font-weight: 500;
    font-size: 0.9rem;
}

.error-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--color-error);
    color: white;
    font-weight: 700;
    font-size: 0.8rem;
    flex-shrink: 0;
}

/* ===== Summary Row ===== */

.summary-row {
    display: flex;
    gap: 16px;
    padding: 24px 32px;
    overflow-x: auto;
}

.summary-card {
    flex: 1;
    min-width: 140px;
    padding: 20px 24px;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    text-align: center;
    transition: transform 0.2s ease;
}

.summary-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.4rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 6px;
    font-variant-numeric: tabular-nums;
}

.summary-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    font-weight: 600;
}

.summary-total .summary-number { color: var(--color-accent); }
.summary-healthy .summary-number { color: var(--color-success); }
.summary-warning .summary-number { color: var(--color-warning); }
.summary-error .summary-number { color: var(--color-error); }
.summary-pending .summary-number { color: var(--color-pending); }

.summary-total { border-left: 3px solid var(--color-accent); }
.summary-healthy { border-left: 3px solid var(--color-success); }
.summary-warning { border-left: 3px solid var(--color-warning); }
.summary-error { border-left: 3px solid var(--color-error); }
.summary-pending { border-left: 3px solid var(--color-pending); }

/* ===== Agent Grid ===== */

.agent-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 20px;
    padding: 0 32px 32px;
}

.agent-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: var(--shadow-card);
}

.agent-card:hover {
    transform: translateY(-2px);
    background: var(--bg-card-hover);
}

.agent-card.status-success {
    border-top: 3px solid var(--color-success);
}

.agent-card.status-warning,
.agent-card.status-skipped {
    border-top: 3px solid var(--color-warning);
}

.agent-card.status-error {
    border-top: 3px solid var(--color-error);
}

.agent-card.status-pending,
.agent-card.status-pending_due_to_disaster_vm {
    border-top: 3px solid var(--color-pending);
}

/* Card Header */

.card-header {
    padding: 16px 20px 8px;
}

.card-title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 6px;
}

.card-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.status-badge {
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.8px;
    padding: 3px 8px;
    border-radius: 4px;
    flex-shrink: 0;
}

.badge-success {
    background: var(--color-success-dim);
    color: var(--color-success);
}

.badge-warning,
.badge-skipped {
    background: var(--color-warning-dim);
    color: var(--color-warning);
}

.badge-error {
    background: var(--color-error-dim);
    color: var(--color-error);
}

.badge-pending,
.badge-pending_due_to_disaster_vm {
    background: var(--color-pending-dim);
    color: var(--color-pending);
}

.card-meta {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.meta-sep {
    color: var(--text-muted);
    opacity: 0.5;
}

/* Card Screenshot */

.card-screenshot {
    margin: 8px 20px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: #0a0d14;
    aspect-ratio: 16 / 10;
    display: flex;
    align-items: center;
    justify-content: center;
}

.screenshot-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: pointer;
    transition: opacity 0.2s ease;
    border-radius: var(--radius-sm);
}

.screenshot-img:hover {
    opacity: 0.85;
}

.status-success .card-screenshot {
    box-shadow: 0 0 12px var(--color-success-glow);
}

.status-warning .card-screenshot,
.status-skipped .card-screenshot {
    box-shadow: 0 0 12px var(--color-warning-glow);
}

.status-error .card-screenshot {
    box-shadow: 0 0 12px var(--color-error-glow);
}

.screenshot-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--text-muted);
    height: 100%;
}

.placeholder-icon {
    font-size: 2rem;
    opacity: 0.4;
}

.placeholder-text {
    font-size: 0.75rem;
    opacity: 0.6;
}

/* Card Details */

.card-details {
    padding: 10px 20px 16px;
}

.detail-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 5px 0;
    border-bottom: 1px solid var(--border-subtle);
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    font-weight: 600;
}

.detail-value {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
}

.verification-success { color: var(--color-success); }
.verification-warning,
.verification-skipped { color: var(--color-warning); }
.verification-error { color: var(--color-error); }
.verification-pending,
.verification-pending_due_to_disaster_vm { color: var(--color-pending); }

.paused-badge {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.8px;
    padding: 2px 8px;
    border-radius: 4px;
    background: var(--color-warning-dim);
    color: var(--color-warning);
}

/* ===== Alert Banner ===== */

.alert-banner {
    margin: 0 32px 32px;
    padding: 16px 24px;
    background: var(--color-error-dim);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--radius-md);
}

.alert-banner-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--color-error);
    margin-bottom: 12px;
}

.alert-icon {
    font-size: 1.1rem;
}

.alert-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.alert-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px;
    background: rgba(0, 0, 0, 0.25);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
}

.alert-type {
    color: var(--text-primary);
    font-weight: 500;
}

.alert-time {
    color: var(--text-muted);
    font-size: 0.72rem;
    font-variant-numeric: tabular-nums;
}

/* ===== Empty State ===== */

.empty-state {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 80px 20px;
    color: var(--text-muted);
}

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

.empty-state p {
    font-size: 1rem;
}

/* ===== Lightbox ===== */

.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: -10px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 2rem;
    cursor: pointer;
    transition: color 0.2s ease;
    line-height: 1;
}

.lightbox-close:hover {
    color: var(--text-primary);
}

.lightbox-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.lightbox-img {
    max-width: 85vw;
    max-height: 80vh;
    border-radius: var(--radius-md);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
}

/* ===== Responsive ===== */

@media (max-width: 768px) {
    .top-bar {
        flex-direction: column;
        gap: 12px;
        padding: 12px 16px;
    }

    .summary-row {
        padding: 16px;
        gap: 10px;
    }

    .summary-card {
        min-width: 100px;
        padding: 14px 12px;
    }

    .summary-number {
        font-size: 1.8rem;
    }

    .agent-grid {
        grid-template-columns: 1fr;
        padding: 0 16px 16px;
    }

    .alert-banner {
        margin: 0 16px 16px;
    }
}

@media (min-width: 1800px) {
    .agent-grid {
        grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    }

    .summary-number {
        font-size: 3rem;
    }

    .card-name {
        font-size: 1.1rem;
    }
}