:root {
    --bg-color: #0b1120;
    --panel-bg: rgba(15, 23, 42, 0.7);
    --panel-border: rgba(255, 255, 255, 0.1);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-color: #38bdf8;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --success-color: #10b981;
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    overflow: hidden;
}

/* Map Styling */
#map {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1;
}

/* UI Panels */
.glass-panel {
    position: absolute;
    top: 20px;
    left: 20px;
    width: 360px;
    max-height: calc(100vh - 40px);
    overflow-y: auto;
    z-index: 1000;
    background: var(--panel-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--panel-border);
    border-radius: 20px;
    padding: 24px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Scrollbar styling for panel */
.glass-panel::-webkit-scrollbar {
    width: 6px;
}

.glass-panel::-webkit-scrollbar-track {
    background: transparent;
}

.glass-panel::-webkit-scrollbar-thumb {
    background: var(--panel-border);
    border-radius: 4px;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.panel-header h1 {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(90deg, #38bdf8, #818cf8);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.live-indicator {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--success-color);
    background: rgba(16, 185, 129, 0.1);
    padding: 4px 10px;
    border-radius: 20px;
}

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

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
    }

    70% {
        transform: scale(1);
        box-shadow: 0 0 0 6px rgba(16, 185, 129, 0);
    }

    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
    }
}

/* Stats */
.stats-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--panel-border);
    padding: 12px;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 1.25rem;
    font-weight: 600;
}

/* Controls Section (Advanced Features) */
.controls-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
    border-top: 1px solid var(--panel-border);
    padding-top: 16px;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.input-row {
    display: flex;
    gap: 8px;
}

input[type="text"] {
    flex: 1;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--panel-border);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 8px;
    font-family: inherit;
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s;
}

input[type="text"]:focus {
    border-color: var(--accent-color);
}

button {
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--accent-color);
    color: #fff;
}

.btn-primary:hover {
    background: #0284c7;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
}

.layer-toggles {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.btn-toggle {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--panel-border);
    color: var(--text-secondary);
    text-align: center;
}

.btn-toggle.active {
    background: rgba(56, 189, 248, 0.15);
    border-color: var(--accent-color);
    color: var(--text-primary);
}

/* Flight Details */
.details-container {
    padding-top: 16px;
    border-top: 1px solid var(--panel-border);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.details-container.hidden {
    display: none;
}

.details-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}

.details-header h2 {
    font-size: 1.1rem;
    font-weight: 600;
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.6rem;
    cursor: pointer;
    line-height: 1;
    padding: 0;
}

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

.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    border-bottom: 1px dashed rgba(255, 255, 255, 0.05);
}

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

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

.detail-value {
    font-size: 0.95rem;
    font-weight: 600;
    text-align: right;
    max-width: 60%;
    word-break: break-word;
}

.text-highlight {
    color: var(--accent-color);
}

.alert-text {
    color: var(--warning-color);
}

.small-text {
    font-size: 0.8rem;
    font-weight: 400;
    line-height: 1.2;
}

.airport-weather-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
}

.airport-weather-row .detail-value {
    text-align: left;
    max-width: 100%;
}

/* Custom Marker CSS */
.plane-marker {
    filter: drop-shadow(0px 2px 4px rgba(0, 0, 0, 0.5));
    transition: transform 0.8s linear;
}

.plane-marker.selected svg {
    fill: #f59e0b;
    filter: drop-shadow(0 0 8px rgba(245, 158, 11, 0.8));
    transform: scale(1.3);
    transition: all 0.2s ease;
}

.plane-marker.emergency svg {
    fill: #ef4444;
    filter: drop-shadow(0 0 12px rgba(239, 68, 68, 1));
}

/* Responsive */
@media (max-width: 600px) {
    .glass-panel {
        width: 100%;
        top: auto;
        bottom: 0px;
        left: 0;
        border-radius: 20px 20px 0 0;
        border-bottom: none;
        border-left: none;
        border-right: none;
        max-height: 50vh;
        padding: 16px;
        gap: 12px;
    }

    .panel-header h1 {
        font-size: 1.25rem;
    }

    .stat-value {
        font-size: 1rem;
    }

    .toast-container {
        bottom: auto;
        top: 10px;
        right: 10px;
        left: 10px;
        align-items: center;
        flex-direction: column;
    }

    .toast {
        min-width: unset;
        width: 100%;
        transform: translateY(-150%);
        animation: slideInTop 0.3s forwards;
    }

    .toast.fade-out {
        animation: slideOutTop 0.3s forwards;
    }
}

@keyframes slideInTop {
    to {
        transform: translateY(0);
    }
}

@keyframes slideOutTop {
    to {
        transform: translateY(-150%);
    }
}