:root {
    --bg-gradient-start: #00b4db;
    --bg-gradient-end: #0083b0;
    --container-bg: rgba(255, 255, 255, 0.9);
    --text-color: #2c3e50;
    --card-bg: rgba(255, 255, 255, 0.95);
    --stats-bg: rgba(0, 131, 176, 0.1);
    --input-bg: #ffffff;
    --input-text: #2c3e50;
    --border-color: rgba(0, 0, 0, 0.1);
    --greeting-color: #0083b0;
}

[data-theme="dark"] {
    --bg-gradient-start: #1a1a1a;
    --bg-gradient-end: #2c3e50;
    --container-bg: rgba(44, 62, 80, 0.9);
    --text-color: #ecf0f1;
    --card-bg: rgba(44, 62, 80, 0.95);
    --stats-bg: rgba(236, 240, 241, 0.1);
    --input-bg: #34495e;
    --input-text: #ecf0f1;
    --border-color: rgba(255, 255, 255, 0.1);
    --greeting-color: #00b4db;
}

body {
    background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
    min-height: 100vh;
    padding: 2rem 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-color);
    transition: background 0.3s ease, color 0.3s ease;
}

.weather-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    background: var(--container-bg);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    transition: background-color 0.3s ease;
}

.header-section {
    margin-bottom: 2rem;
}

.greeting {
    color: var(--greeting-color);
    font-weight: 700;
    font-size: 3rem;
    margin-bottom: 1rem;
    text-transform: capitalize;
}

.time-display {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.greeting-text {
    color: var(--greeting-color);
    font-size: 1.5rem;
    font-weight: 600;
    text-transform: capitalize;
}

.current-time {
    color: var(--text-color);
    font-size: 1.4rem;
    font-weight: 500;
    opacity: 0.9;
}

h1 {
    color: var(--text-color);
    font-weight: 700;
    margin-bottom: 2rem;
}

.input-group {
    box-shadow: 0 4px 6px var(--border-color);
}

.form-control {
    border: none;
    padding: 1rem;
    border-radius: 10px 0 0 10px !important;
    background-color: var(--input-bg);
    color: var(--input-text);
}

.form-control::placeholder {
    color: var(--input-text);
    opacity: 0.7;
}

.btn-primary {
    background: #0083b0;
    border: none;
    padding: 1rem 2rem;
    border-radius: 0 10px 10px 0 !important;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: #00b4db;
    transform: translateY(-2px);
}

.btn-outline-primary {
    color: #0083b0;
    border-color: #0083b0;
    transition: all 0.3s ease;
}

.btn-outline-primary:hover {
    background: #0083b0;
    transform: translateY(-2px);
}

.weather-info {
    margin-top: 2rem;
}

.card {
    border: none;
    border-radius: 15px;
    background: var(--card-bg);
    box-shadow: 0 4px 6px var(--border-color);
    transition: transform 0.3s ease, background-color 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

.card-title {
    color: var(--text-color);
    font-weight: 600;
}

.temperature {
    margin: 2rem 0;
}

.temperature h3 {
    color: #0083b0;
    font-weight: 700;
}

.weather-stats {
    background: var(--stats-bg);
    padding: 1.5rem;
    border-radius: 10px;
    margin-top: 1rem;
}

.weather-stats p {
    color: var(--text-color);
    margin: 0;
}

.alert {
    border-radius: 10px;
    border: none;
}

.form-check-input {
    cursor: pointer;
    background-color: #ccc;
    border-color: #ccc;
}

.form-check-input:checked {
    background-color: #0083b0;
    border-color: #0083b0;
}

.form-check-label {
    color: var(--text-color);
    cursor: pointer;
}

#location-status {
    font-size: 0.9rem;
    font-weight: 500;
}

.theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--container-bg);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 10px var(--border-color);
    transition: all 0.3s ease;
    z-index: 1000;
}

.theme-toggle:hover {
    transform: scale(1.1);
}

.theme-toggle i {
    color: var(--text-color);
    font-size: 1.2rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .weather-container {
        padding: 1rem;
        margin: 1rem;
    }
    
    .weather-stats .row {
        flex-direction: column;
    }
    
    .weather-stats .col-md-4 {
        margin-bottom: 1rem;
    }

    .theme-toggle {
        top: 10px;
        right: 10px;
    }
}

/* Forecast Page Styles */
.daily-forecast-tabs .nav-tabs {
    border-bottom: 1px solid var(--border-color);
}

.daily-forecast-tabs .nav-link {
    color: var(--text-color);
    border: none;
    padding: 0.8rem 1.2rem;
    margin-right: 0.5rem;
    border-radius: 8px 8px 0 0;
    transition: all 0.3s ease;
}

.daily-forecast-tabs .nav-link:hover {
    background: rgba(0, 131, 176, 0.1);
}

.daily-forecast-tabs .nav-link.active {
    background-color: var(--stats-bg);
    color: var(--greeting-color);
    font-weight: 600;
    border-bottom: 3px solid var(--greeting-color);
}

.weather-icon-lg {
    width: 80px;
    height: 80px;
}

.daily-weather-desc {
    font-size: 1.2rem;
    font-weight: 500;
    margin-top: 0.5rem;
    text-transform: capitalize;
}

.daily-temp-range {
    font-size: 1.2rem;
    margin-top: 1rem;
}

.min-temp, .max-temp {
    padding: 0.5rem 1rem;
    border-radius: 20px;
    margin: 0 0.5rem;
}

.min-temp {
    background: rgba(0, 180, 219, 0.1);
    color: #0083b0;
}

.max-temp {
    background: rgba(255, 107, 107, 0.1);
    color: #ff6b6b;
}

.hourly-title {
    padding-left: 0.5rem;
    border-left: 4px solid var(--greeting-color);
    color: var(--text-color);
}

.hourly-card {
    height: 100%;
    transition: transform 0.2s ease;
}

.hourly-card:hover {
    transform: translateY(-5px);
}

.hourly-temp {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0.5rem 0;
    color: var(--greeting-color);
}

.hourly-desc {
    text-transform: capitalize;
    font-weight: 500;
}

.hourly-details {
    font-size: 0.9rem;
}

.hourly-details p {
    margin-bottom: 0.3rem;
}

/* Responsive adjustments for forecast page */
@media (max-width: 768px) {
    .daily-forecast-tabs .nav-link {
        padding: 0.6rem 0.8rem;
        font-size: 0.9rem;
    }
    
    .hourly-card {
        margin-bottom: 1rem;
    }
}