/* ======================================
   Time Zone Map Tool - Styles
   ====================================== */

/* Time Input Section */
.time-input-section {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.time-input-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    box-shadow: var(--shadow-card);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.time-input-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--text-dark);
}

.china-flag {
    font-size: 1.5rem;
}

.time-input-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.time-picker {
    padding: 12px 16px;
    font-size: 1.5rem;
    font-weight: 700;
    border: 2px solid var(--bg-main);
    border-radius: var(--radius-md);
    font-family: 'Inter', monospace;
    color: var(--text-dark);
    transition: border-color var(--transition-fast);
}

.time-picker:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* Map Container */
.map-container {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-card);
    margin-bottom: var(--spacing-lg);
}

.map-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 2 / 1;
    background: #FAFAFA;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

/* World Map Image Background */
.map-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    /* CSS filter to convert blue (#4A7EAD) to orange (#FF8B5A) */
    filter: sepia(100%) saturate(300%) hue-rotate(-15deg) brightness(1.1);
    transition: filter 0.3s ease;
}

/* SVG Map Styles */
#worldMap {
    width: 100%;
    height: 100%;
}

/* SVG Overlay positioning */
.map-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10;
}

/* Interactive Region Overlays */
.map-region {
    fill: transparent;
    stroke: transparent;
    stroke-width: 0;
    cursor: pointer;
    transition: all 0.2s ease;
}

.map-region:hover {
    fill: rgba(255, 139, 90, 0.25);
    stroke: var(--color-primary);
    stroke-width: 2;
}

.map-region.china-region {
    fill: rgba(255, 139, 90, 0.35);
    stroke: var(--color-primary);
    stroke-width: 2.5;
}

.map-region.china-region:hover {
    fill: rgba(255, 139, 90, 0.45);
}

/* Tooltip */
.map-tooltip {
    position: absolute;
    background: white;
    border-radius: var(--radius-md);
    padding: 12px 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    pointer-events: none;
    opacity: 0;
    transform: translateY(5px);
    transition: all 0.2s ease;
    z-index: 100;
    min-width: 140px;
    text-align: center;
}

.map-tooltip.visible {
    opacity: 1;
    transform: translateY(0);
}

.tooltip-city {
    font-size: 0.85rem;
    color: var(--text-gray);
    margin-bottom: 4px;
}

.tooltip-time {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    font-family: 'Inter', monospace;
}

.tooltip-offset {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-top: 4px;
}

/* Map Legend */
.map-legend {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--bg-main);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-gray);
}

.legend-dot {
    width: 16px;
    height: 16px;
    border-radius: 4px;
}

.legend-dot.current {
    background: #FFD4C4;
    border: 2px solid var(--color-primary);
}

.legend-dot.hover {
    background: #FFE4D6;
    border: 2px solid #E67A4A;
}

/* Quick Reference Section */
.quick-ref-section {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-card);
}

.quick-ref-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.quick-ref-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
}

.quick-ref-item {
    padding: 16px;
    background: var(--bg-main);
    border-radius: var(--radius-md);
    text-align: center;
    transition: all var(--transition-fast);
    border: 2px solid transparent;
}

.quick-ref-item:hover {
    background: #FFF5EE;
    border-color: var(--color-primary-light);
}

.quick-ref-item.current {
    background: #FFE4D6;
    border-color: var(--color-primary);
}

.quick-ref-city {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--text-gray);
    margin-bottom: 8px;
}

.quick-ref-flag {
    font-size: 1rem;
}

.quick-ref-time {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-dark);
    font-family: 'Inter', monospace;
}

.quick-ref-offset {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-top: 4px;
}

/* Responsive */
@media (max-width: 768px) {
    .time-input-card {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .quick-ref-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .map-legend {
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }
}