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

:root {
    --primary-dark: #1B3C53;
    --primary-medium: #234C6A;
    --primary-light: #456882;
    --neutral-light: #E3E3E3;
    --text-dark: #1B3C53;
    --text-light: #FFFFFF;
    --bg-light: #F5F7FA;
    --bg-card: #FFFFFF;
    --shadow: 0 4px 6px rgba(27, 60, 83, 0.15);
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.header {
    background-color: rgba(227, 227, 227, 0.98);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar {
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    color: var(--primary-dark);
    font-weight: bold;
}

.location-btn {
    background-color: var(--primary-medium);
    color: var(--text-light);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color 0.3s;
}

.location-btn:hover {
    background-color: var(--primary-dark);
}

.main-content {
    padding: 2rem 0;
}

.current-weather {
    background-color: var(--bg-card);
    border-radius: 20px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
}

.city-name {
    font-size: 2rem;
    margin-bottom: 1rem;
    text-align: center;
    color: var(--primary-dark);
}

.weather-info {
    text-align: center;
}

.temperature-display {
    font-size: 4rem;
    font-weight: bold;
    color: var(--primary-medium);
    margin: 1rem 0;
}

.weather-description p {
    font-size: 1.2rem;
    text-transform: capitalize;
    margin-bottom: 1.5rem;
    color: var(--primary-light);
}

.weather-details {
    display: flex;
    justify-content: space-around;
    margin-top: 1.5rem;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

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

.detail-value {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--primary-dark);
}

.hourly-forecast,
.daily-forecast {
    background-color: var(--bg-card);
    border-radius: 20px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
}

.section-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-dark);
}

.forecast-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
    overflow-x: auto;
}

.forecast-card {
    background-color: var(--neutral-light);
    padding: 1rem;
    border-radius: 10px;
    text-align: center;
    min-width: 120px;
    transition: transform 0.2s, box-shadow 0.2s;
}

.forecast-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px rgba(27, 60, 83, 0.2);
}

.forecast-time,
.forecast-day {
    font-weight: bold;
    margin-bottom: 0.5rem;
    color: var(--primary-dark);
}

.forecast-icon {
    font-size: 2rem;
    margin: 0.5rem 0;
}

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

.forecast-desc {
    font-size: 0.9rem;
    color: var(--primary-light);
    text-transform: capitalize;
}

.footer {
    background-color: var(--primary-dark);
    color: var(--text-light);
    text-align: center;
    padding: 2rem 0;
    margin-top: 3rem;
}

.footer p {
    margin: 0.5rem 0;
    font-size: 0.9rem;
}

.footer-credits {
    opacity: 0.8;
}

.location-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.search-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: white;
    padding: 0.25rem;
    border-radius: 25px;
    box-shadow: 0 2px 4px rgba(27, 60, 83, 0.1);
}

.city-input {
    border: none;
    outline: none;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    border-radius: 20px;
    background-color: transparent;
    color: var(--primary-dark);
    min-width: 200px;
}

.city-input::placeholder {
    color: var(--primary-light);
}

.search-btn,
.close-search-btn {
    background-color: var(--primary-medium);
    color: var(--text-light);
    border: none;
    padding: 0.5rem 0.75rem;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s, transform 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
}

.search-btn:hover,
.close-search-btn:hover {
    background-color: var(--primary-dark);
    transform: scale(1.05);
}

.search-btn:active,
.close-search-btn:active {
    transform: scale(0.95);
}

.close-search-btn {
    background-color: var(--primary-light);
}