/* Enhanced Modern UI Styles for Neuroliten PWA */

:root {
    --primary-color: #4f46e5;
    --primary-dark: #4338ca;
    --primary-light: #6366f1;
    --secondary-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --success-color: #10b981;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-700: #374151;
    --gray-900: #111827;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* Metric Cards */
.metric-card {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    transition: transform 0.2s, box-shadow 0.2s;
}

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

.metric-card.danger {
    border-left: 4px solid var(--danger-color);
}

.metric-card.warning {
    border-left: 4px solid var(--warning-color);
}

.metric-card.success {
    border-left: 4px solid var(--success-color);
}

.metric-card.primary {
    border-left: 4px solid var(--primary-color);
}

.metric-value {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
    margin: 0.5rem 0;
}

.metric-label {
    font-size: 0.875rem;
    color: var(--gray-700);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.metric-change {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.875rem;
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    margin-top: 0.5rem;
}

.metric-change.positive {
    background-color: #d1fae5;
    color: #065f46;
}

.metric-change.negative {
    background-color: #fee2e2;
    color: #991b1b;
}

/* Chart Container */
.chart-container {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    margin-bottom: 1.5rem;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--gray-100);
}

.chart-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
}

.chart-subtitle {
    font-size: 0.875rem;
    color: var(--gray-700);
    margin-top: 0.25rem;
}

/* Filter Buttons */
.filter-group {
    display: flex;
    gap: 0.5rem;
    background: var(--gray-100);
    padding: 0.25rem;
    border-radius: 8px;
}

.filter-btn {
    padding: 0.5rem 1rem;
    border: none;
    background: transparent;
    color: var(--gray-700);
    font-weight: 500;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}

.filter-btn:hover {
    background: white;
}

.filter-btn.active {
    background: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-sm);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

/* Event List */
.event-item {
    background: white;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 0.75rem;
    border-left: 4px solid var(--gray-300);
    box-shadow: var(--shadow-sm);
    transition: all 0.2s;
}

.event-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
}

.event-item.severe {
    border-left-color: var(--danger-color);
    background: linear-gradient(to right, #fef2f2, white);
}

.event-item.moderate {
    border-left-color: var(--warning-color);
    background: linear-gradient(to right, #fffbeb, white);
}

.event-item.mild {
    border-left-color: var(--success-color);
    background: linear-gradient(to right, #f0fdf4, white);
}

.event-time {
    font-size: 0.75rem;
    color: var(--gray-700);
    font-weight: 500;
}

.event-description {
    font-size: 0.875rem;
    color: var(--gray-900);
    margin: 0.25rem 0;
}

.event-metrics {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
    flex-wrap: wrap;
}

.event-metric {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.75rem;
    color: var(--gray-700);
}

.event-metric-icon {
    width: 16px;
    height: 16px;
}

/* Badge Component */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1;
}

.badge-danger {
    background-color: #fee2e2;
    color: #991b1b;
}

.badge-warning {
    background-color: #fef3c7;
    color: #92400e;
}

.badge-success {
    background-color: #d1fae5;
    color: #065f46;
}

.badge-info {
    background-color: #dbeafe;
    color: #1e40af;
}

/* Loading State */
.skeleton {
    background: linear-gradient(90deg, #f3f4f6 25%, #e5e7eb 50%, #f3f4f6 75%);
    background-size: 200% 100%;
    animation: loading 1.5s ease-in-out infinite;
    border-radius: 4px;
}

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

/* Calendar Enhancement */
.calendar-day {
    position: relative;
    cursor: pointer;
    transition: all 0.2s;
}

.calendar-day:hover {
    transform: scale(1.1);
    z-index: 10;
}

.calendar-day-indicator {
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--danger-color);
}

/* Responsive Tabs */
@media (max-width: 640px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .metric-value {
        font-size: 2rem;
    }

    .chart-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
}

/* Progress Bar */
.progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--gray-200);
    border-radius: 9999px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    border-radius: 9999px;
    transition: width 0.3s ease;
}

/* Alert Box */
.alert {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    border-left: 4px solid;
}

.alert-info {
    background-color: #dbeafe;
    border-left-color: #2563eb;
    color: #1e40af;
}

.alert-warning {
    background-color: #fef3c7;
    border-left-color: #f59e0b;
    color: #92400e;
}

.alert-danger {
    background-color: #fee2e2;
    border-left-color: #ef4444;
    color: #991b1b;
}

/* Tooltip */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltiptext {
    visibility: hidden;
    background-color: var(--gray-900);
    color: white;
    text-align: center;
    border-radius: 6px;
    padding: 0.5rem 0.75rem;
    position: absolute;
    z-index: 1000;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    white-space: nowrap;
    font-size: 0.875rem;
    opacity: 0;
    transition: opacity 0.3s;
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

/* Toast Notifications */
.toast {
    min-width: 300px;
    padding: 1rem 1.25rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    animation: slideIn 0.3s ease-out;
    margin-bottom: 0.5rem;
}

.toast-success {
    background-color: #10b981;
    color: white;
}

.toast-error {
    background-color: #ef4444;
    color: white;
}

.toast-info {
    background-color: #3b82f6;
    color: white;
}

.toast-warning {
    background-color: #f59e0b;
    color: white;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

.toast-exit {
    animation: slideOut 0.3s ease-out forwards;
}