:root {
    --bg-dark: #0b0f19;
    --bg-card: rgba(18, 26, 43, 0.75);
    --bg-card-hover: rgba(26, 38, 64, 0.85);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-highlight: rgba(0, 229, 255, 0.3);
    
    --text-primary: #f0f4f8;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --accent-cyan: #00e5ff;
    --accent-blue: #3b82f6;
    --accent-purple: #8b5cf6;
    --accent-green: #10b981;
    --accent-warning: #f59e0b;
    --accent-danger: #ef4444;
    --accent-radiation: #fbbf24;

    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --shadow-glow: 0 0 20px rgba(0, 229, 255, 0.15);
    --shadow-danger: 0 0 20px rgba(239, 68, 68, 0.25);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 18px;
}

[data-theme="light"] {
    --bg-dark: #f8fafc;
    --bg-card: rgba(255, 255, 255, 0.9);
    --bg-card-hover: #f1f5f9;
    --border-color: rgba(0, 0, 0, 0.1);
    --border-highlight: rgba(2, 132, 199, 0.4);
    
    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;
    
    --accent-cyan: #0284c7;
    --accent-blue: #2563eb;
    --accent-purple: #7c3aed;
    --accent-green: #059669;
    --accent-warning: #d97706;
    --accent-danger: #dc2626;
    --accent-radiation: #d97706;
}

[data-theme="light"] body {
    background-image: 
        radial-gradient(at 0% 0%, rgba(59, 130, 246, 0.08) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(139, 92, 246, 0.08) 0px, transparent 50%),
        radial-gradient(at 50% 50%, rgba(0, 229, 255, 0.04) 0px, transparent 70%);
}

[data-theme="light"] .brand h1 {
    color: #0f172a;
}

[data-theme="light"] .data-table th {
    background: #e2e8f0;
    color: #334155;
}

[data-theme="light"] .form-control,
[data-theme="light"] .page-current input {
    background: #ffffff;
    border-color: #cbd5e1;
    color: #0f172a;
}

.btn-theme-toggle {
    background: rgba(255, 255, 255, 0.12);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-theme-toggle:hover {
    background: rgba(255, 255, 255, 0.22);
}

[data-theme="light"] .btn-theme-toggle {
    background: #e2e8f0;
    color: #0f172a;
    border-color: #cbd5e1;
}

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

body {
    background-color: var(--bg-dark);
    background-image: 
        radial-gradient(at 0% 0%, rgba(59, 130, 246, 0.12) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(139, 92, 246, 0.12) 0px, transparent 50%),
        radial-gradient(at 50% 50%, rgba(0, 229, 255, 0.05) 0px, transparent 70%);
    background-attachment: fixed;
    color: var(--text-primary);
    font-family: var(--font-sans);
    min-height: 100vh;
    line-height: 1.5;
    padding: 20px;
}

.app-container {
    max-width: 1440px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Header */
.app-header {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.brand {
    display: flex;
    align-items: center;
    gap: 16px;
}

.radiation-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(251, 191, 36, 0.3) 0%, rgba(251, 191, 36, 0.05) 70%);
    border: 2px solid var(--accent-radiation);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--accent-radiation);
    box-shadow: 0 0 15px rgba(251, 191, 36, 0.4);
    animation: pulse-slow 3s infinite ease-in-out;
}

@keyframes pulse-slow {
    0%, 100% { transform: scale(1); box-shadow: 0 0 15px rgba(251, 191, 36, 0.4); }
    50% { transform: scale(1.05); box-shadow: 0 0 25px rgba(251, 191, 36, 0.7); }
}

.brand h1 {
    font-size: 1.4rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: -0.5px;
}

.subtitle {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Status Badge */
.status-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.pulse-dot.green {
    background-color: var(--accent-green);
    box-shadow: 0 0 10px var(--accent-green);
}

.pulse-dot.red {
    background-color: var(--accent-danger);
    box-shadow: 0 0 10px var(--accent-danger);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-blue), #2563eb);
    color: #ffffff;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #1d4ed8, #1e40af);
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4);
}

.btn-accent {
    background: linear-gradient(135deg, var(--accent-cyan), #0284c7);
    color: #0b0f19;
    font-weight: 600;
}

.btn-accent:hover {
    box-shadow: 0 4px 14px rgba(0, 229, 255, 0.4);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.btn-outline:hover {
    background: rgba(0, 229, 255, 0.1);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.stat-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    border-color: var(--border-highlight);
}

.stat-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.stat-icon.blue { background: rgba(59, 130, 246, 0.15); color: var(--accent-blue); }
.stat-icon.purple { background: rgba(139, 92, 246, 0.15); color: var(--accent-purple); }
.stat-icon.orange { background: rgba(245, 158, 11, 0.15); color: var(--accent-warning); }
.stat-icon.green { background: rgba(16, 185, 129, 0.15); color: var(--accent-green); }
.stat-icon.cyan { background: rgba(0, 229, 255, 0.15); color: var(--accent-cyan); }

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-label {
    font-size: 0.78rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: var(--font-mono);
}

.stat-value small {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--text-muted);
}

.stat-value.time-val {
    font-size: 0.9rem;
}

/* Filter Panel */
.filter-panel {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 18px 22px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.filter-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    align-items: flex-end;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.filter-group label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-control {
    background: rgba(11, 15, 25, 0.8);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    padding: 8px 12px;
    font-size: 0.85rem;
    font-family: var(--font-sans);
    outline: none;
    transition: border-color 0.2s ease;
}

.form-control:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 2px rgba(0, 229, 255, 0.15);
}

.filter-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    grid-column: span 2;
}

/* Real-time Toggle Switch */
.realtime-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-left: auto;
}

.switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 22px;
}

.switch input { opacity: 0; width: 0; height: 0; }

.slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: rgba(255, 255, 255, 0.15);
    transition: .3s;
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px; width: 16px;
    left: 3px; bottom: 3px;
    background-color: white;
    transition: .3s;
}

input:checked + .slider { background-color: var(--accent-green); }
input:checked + .slider:before { transform: translateX(22px); }
.slider.round { border-radius: 34px; }
.slider.round:before { border-radius: 50%; }

/* Table Container */
.table-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.table-header-bar {
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.02);
}

.table-title {
    font-size: 0.95rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.badge {
    background: rgba(0, 229, 255, 0.15);
    color: var(--accent-cyan);
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
}

.sort-indicator {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.table-responsive {
    overflow-x: auto;
    max-height: 600px;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
    text-align: left;
}

.data-table th {
    background: rgba(15, 23, 42, 0.9);
    color: var(--text-secondary);
    font-weight: 600;
    padding: 12px 14px;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
    transition: color 0.2s ease, background 0.2s ease;
}

.data-table th:hover {
    color: var(--accent-cyan);
    background: rgba(255, 255, 255, 0.05);
}

.data-table th.sorted {
    color: var(--accent-cyan);
}

.data-table td {
    padding: 12px 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    font-family: var(--font-mono);
    white-space: nowrap;
}

.data-table tbody tr {
    transition: background-color 0.2s ease;
}

.data-table tbody tr:hover {
    background-color: var(--bg-card-hover);
}

/* Row highlight animation for real-time new docs */
@keyframes highlight-row {
    0% { background-color: rgba(0, 229, 255, 0.35); }
    100% { background-color: transparent; }
}

.data-table tbody tr.new-row {
    animation: highlight-row 3s ease-out;
}

.loading-cell {
    text-align: center;
    padding: 40px !important;
    color: var(--text-muted);
    font-family: var(--font-sans);
}

/* Badges for Dose values */
.dose-tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 600;

}

.dose-tag.normal {
    background: rgba(16, 185, 129, 0.15);
    color: var(--accent-green);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.dose-tag.warning {
    background: rgba(245, 158, 11, 0.18);
    color: var(--accent-warning);
    border: 1px solid rgba(245, 158, 11, 0.4);
}

.dose-tag.danger {
    background: rgba(239, 68, 68, 0.25);
    color: var(--accent-danger);
    border: 1px solid rgba(239, 68, 68, 0.5);
    animation: pulse-danger 1.5s infinite alternate;
}

@keyframes pulse-danger {
    from { box-shadow: 0 0 2px rgba(239, 68, 68, 0.4); }
    to { box-shadow: 0 0 10px rgba(239, 68, 68, 0.8); }
}

.mode-badge {
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

.mode-badge.mode-0 {
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent-blue);
}

.mode-badge.mode-1 {
    background: rgba(139, 92, 246, 0.15);
    color: var(--accent-purple);
}

/* Pagination */
.pagination-bar {
    padding: 14px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.02);
}

.pagination-info {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.pagination-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.page-btn {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.page-btn:hover:not(:disabled) {
    background: rgba(0, 229, 255, 0.15);
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.page-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.page-current {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0 8px;
}

.page-current input {
    width: 50px;
    background: rgba(11, 15, 25, 0.8);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    text-align: center;
    padding: 4px;
    font-family: var(--font-mono);
}

/* Footer */
.app-footer {
    text-align: center;
    padding: 10px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.app-footer code {
    color: var(--accent-cyan);
    font-family: var(--font-mono);
}