:root {
    /* Dark Gray Theme Variables */
    --bg-color: #121212;
    --bg-gradient: linear-gradient(135deg, #1e1e1e 0%, #0d0d0d 100%);
    --glass-bg: rgba(40, 40, 40, 0.6);
    --glass-border: rgba(255, 255, 255, 0.08);
    --text-primary: #f5f5f5;
    --text-secondary: #aaaaaa;
    --accent-color: #4da6ff;
    --accent-hover: #3388ee;
    --error-color: #ff5555;
    
    --border-radius: 16px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-gradient);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    padding: 20px;
}

.app-container {
    width: 100%;
    max-width: 1200px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Glassmorphism utility */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 24px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--accent-color);
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.search-container {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
    max-width: 400px;
}

#search-form {
    display: flex;
    gap: 8px;
}

input[type="text"] {
    flex: 1;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 10px 16px;
    color: var(--text-primary);
    font-family: inherit;
    transition: var(--transition);
}

input[type="text"]:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(77, 166, 255, 0.2);
}

button {
    background: var(--accent-color);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 10px 16px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

button:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
}

button#geo-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
}

button#geo-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

.error-msg {
    color: var(--error-color);
    font-size: 0.85rem;
    margin-top: 4px;
}

.hidden {
    display: none !important;
}

/* Loading Overlay */
#loading-overlay {
    text-align: center;
    padding: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.spinner {
    animation: spin 1s linear infinite;
    color: var(--accent-color);
}

@keyframes spin {
    100% { transform: rotate(360deg); }
}

/* Main Content Layout */
.top-row {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 24px;
}

/* Current Conditions */
.current-card {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

#location-name {
    font-size: 1.5rem;
    font-weight: 500;
}

.current-main {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px 0;
}

.temp-display {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 4rem;
    font-weight: 700;
}

.temp-display i {
    width: 64px;
    height: 64px;
    color: var(--accent-color);
}

.desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    text-transform: capitalize;
}

.current-details {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    padding: 16px;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.detail-item i {
    color: var(--accent-color);
    opacity: 0.8;
}

.detail-item div {
    display: flex;
    flex-direction: column;
}

.detail-item span {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.detail-item strong {
    font-size: 1rem;
}

/* Map */
.map-card {
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-height: 400px;
}

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

.card-header h2 {
    font-size: 1.25rem;
    font-weight: 500;
}

.card-header i {
    color: var(--text-secondary);
}

.radar-controls {
    display: flex;
    gap: 8px;
}

.btn-group {
    display: flex;
    gap: 4px;
}

.radar-time {
    font-size: 0.85rem;
    color: var(--accent-color);
    font-weight: 500;
}

.toggle-btn {
    padding: 6px 12px;
    font-size: 0.8rem;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toggle-btn i {
    width: 14px;
    height: 14px;
}

.toggle-btn.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: #fff;
}

.map-container {
    flex: 1;
    border-radius: 12px;
    overflow: hidden;
    background: #2a2a2a;
    border: 1px solid var(--glass-border);
}

/* Forecast */
.forecast-card {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.forecast-card h2 {
    font-size: 1.25rem;
    font-weight: 500;
}

.forecast-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 16px;
}

.forecast-item {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    text-align: center;
    transition: var(--transition);
}

.forecast-item:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-4px);
}

.forecast-day {
    font-weight: 600;
    font-size: 1rem;
}

.forecast-icon {
    width: 32px;
    height: 32px;
    color: var(--accent-color);
}

.forecast-temp {
    font-size: 1.25rem;
    font-weight: 700;
}

.forecast-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
    flex: 1; /* let it take available space */
}

.forecast-precip {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.8rem;
    color: #4da6ff;
    margin-top: auto;
}

.forecast-precip i {
    width: 14px;
    height: 14px;
}

/* Responsive */
@media (max-width: 900px) {
    .top-row {
        grid-template-columns: 1fr;
    }
    
    .current-details {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 600px) {
    header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .search-container {
        width: 100%;
        max-width: none;
    }
    
    .current-details {
        grid-template-columns: 1fr;
    }
    
    .forecast-container {
        grid-template-columns: 1fr;
    }
    
    .forecast-item {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
    
    .forecast-desc {
        flex: 1;
        margin: 0 16px;
    }
    
    .forecast-precip {
        margin-top: 0;
    }

    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .radar-controls {
        width: 100%;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 8px;
    }
}