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

:root {
    --primary-green: #2e7d32;
    --secondary-green: #388e3c;
    --light-green: #4caf50;
    --dark-green: #1b5e20;
    --eco-bg: #e8f5e9;
    --card-bg: #ffffff;
    --text-dark: #2c3e50;
    --text-light: #7f8c8d;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 8px 12px rgba(0, 0, 0, 0.15);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    min-height: 100vh;
    color: var(--text-dark);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
header {
    background: linear-gradient(135deg, var(--primary-green), var(--dark-green));
    padding: 20px;
    border-radius: 16px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
    color: white;
}

.logo i {
    font-size: 2.5rem;
}

.logo h1 {
    font-size: 1.8rem;
    font-weight: 700;
}

nav {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.nav-btn {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.95rem;
    font-weight: 600;
}

.nav-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.nav-btn.active {
    background: var(--light-green);
    border-color: var(--light-green);
}

/* Sections */
section {
    display: none;
    animation: fadeIn 0.5s ease;
}

section.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-header {
    text-align: center;
    margin-bottom: 30px;
}

.section-header h2 {
    font-size: 2.2rem;
    color: var(--dark-green);
    margin-bottom: 10px;
}

.section-header p {
    color: var(--text-light);
    font-size: 1.1rem;
}

/* Search */
.search-container {
    display: flex;
    align-items: center;
    gap: 15px;
    background: white;
    padding: 15px 25px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.search-container i {
    color: var(--primary-green);
    font-size: 1.2rem;
}

#county-search {
    flex: 1;
    border: 2px solid #e0e0e0;
    padding: 12px 15px;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

#county-search:focus {
    outline: none;
    border-color: var(--primary-green);
}

/* Weather Grid */
.weather-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
    margin-bottom: 30px;
}

.weather-card, .rain-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 25px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.weather-card:hover, .rain-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

/* Weather Card */
.weather-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.weather-header h2 {
    font-size: 1.8rem;
    color: var(--dark-green);
}

.weather-icon {
    font-size: 3rem;
}

.weather-main {
    text-align: center;
    margin-bottom: 30px;
}

.temperature {
    display: inline-flex;
    align-items: baseline;
    gap: 5px;
}

.temp-value {
    font-size: 4rem;
    font-weight: 700;
    color: var(--primary-green);
}

.temp-unit {
    font-size: 1.5rem;
    color: var(--text-light);
}

.weather-desc {
    font-size: 1.3rem;
    color: var(--text-light);
    margin-top: 10px;
}

.weather-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px;
    background: var(--eco-bg);
    border-radius: 8px;
}

.detail-item i {
    color: var(--primary-green);
    font-size: 1.1rem;
}

.detail-label {
    color: var(--text-light);
    font-size: 0.9rem;
}

.detail-value {
    margin-left: auto;
    font-weight: 600;
    color: var(--dark-green);
}

/* Rain Card */
.rain-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

.rain-header i {
    color: var(--primary-green);
    font-size: 1.8rem;
}

.rain-header h3 {
    font-size: 1.5rem;
    color: var(--dark-green);
}

.rain-info {
    text-align: center;
    margin-bottom: 20px;
}

.rain-time {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-green);
    margin-bottom: 15px;
}

.rain-details {
    display: flex;
    justify-content: center;
    gap: 30px;
}

.rain-detail {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.rain-label {
    color: var(--text-light);
    font-size: 0.9rem;
}

.rain-value {
    font-weight: 600;
    color: var(--dark-green);
}

.rain-progress {
    margin-top: 20px;
}

.rain-bar {
    height: 8px;
    background: #e0e0e0;
    border-radius: 4px;
    overflow: hidden;
}

.rain-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-green), var(--light-green));
    border-radius: 4px;
    transition: width 0.5s ease;
}

/* Weather Actions */
.weather-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 30px;
}

.action-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--primary-green);
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.action-btn:hover {
    background: var(--secondary-green);
    transform: translateY(-2px);
}

/* Rain List */
.rain-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.rain-item {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

.rain-item:hover {
    transform: translateY(-3px);
}

.rain-item h3 {
    color: var(--dark-green);
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.rain-item .rain-prediction {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.rain-prediction .time {
    font-weight: 700;
    color: var(--primary-green);
}

.rain-prediction .precipitation {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Rankings */
.ranking-controls {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

#ranking-select {
    padding: 12px 20px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    background: white;
    min-width: 200px;
}

.rank-btn {
    background: var(--primary-green);
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.rank-btn:hover {
    background: var(--secondary-green);
    transform: translateY(-2px);
}

.ranking-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.ranking-item {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--shadow);
    position: relative;
}

.ranking-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--primary-green);
    border-radius: 0 4px 4px 0;
}

.ranking-item h3 {
    color: var(--dark-green);
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.ranking-item .metric {
    color: var(--text-light);
    font-size: 0.9rem;
}

.ranking-item .value {
    font-weight: 700;
    color: var(--primary-green);
    font-size: 1.3rem;
}

/* Eco Grid */
.eco-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
}

.eco-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 30px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.eco-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.eco-card i {
    font-size: 3rem;
    color: var(--primary-green);
    margin-bottom: 20px;
}

.eco-card h3 {
    color: var(--dark-green);
    font-size: 1.4rem;
    margin-bottom: 15px;
}

.eco-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Responsive */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }
    
    nav {
        justify-content: center;
    }
    
    .weather-grid {
        grid-template-columns: 1fr;
    }
    
    .weather-details {
        grid-template-columns: 1fr;
    }
    
    .search-container {
        flex-direction: column;
    }
    
    .rain-details {
        flex-direction: column;
        gap: 10px;
    }
    
    .ranking-controls {
        flex-direction: column;
        align-items: center;
    }
    
    .eco-grid {
        grid-template-columns: 1fr;
    }
}