:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #10b981;
    --accent: #f59e0b;
    --danger: #ef4444;
    --dark: #1e293b;
    --darker: #0f172a;
    --light: #f8fafc;
    --gray: #64748b;
    --gray-light: #e2e8f0;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --radius: 8px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--light);
    color: var(--dark);
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Header */
header {
    background: linear-gradient(135deg, var(--primary), var(--darker));
    color: white;
    padding: 3rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 100" fill="%23ffffff" opacity="0.1"><polygon points="1000,100 1000,0 0,100"/></svg>');
    background-size: cover;
}

.header-content {
    position: relative;
    z-index: 1;
}

header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #fff, var(--gray-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

header p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* Search Section */
.search-section {
    background: white;
    padding: 2rem 0;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.search-box {
    display: flex;
    max-width: 600px;
    margin: 0 auto 1.5rem;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

#search-input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: none;
    background: var(--light);
    font-size: 1rem;
    outline: none;
}

.search-button {
    padding: 1rem 2rem;
    background: var(--primary);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.search-button:hover {
    background: var(--primary-dark);
}

.filter-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: white;
    border: 2px solid var(--gray-light);
    border-radius: 2rem;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    color: var(--gray);
}

.filter-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.filter-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

/* Main Content */
main {
    padding: 3rem 0;
}

/* Loading State */
.loading-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--gray);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--gray-light);
    border-left: 4px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Error State */
.error-state {
    text-align: center;
    padding: 4rem 2rem;
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.error-state i {
    font-size: 3rem;
    color: var(--danger);
    margin-bottom: 1rem;
}

.retry-button {
    margin-top: 1rem;
    padding: 0.75rem 2rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition);
}

.retry-button:hover {
    background: var(--primary-dark);
}

/* No Results State */
.no-results-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--gray);
}

.no-results-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* Destinations Grid */
.destinations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.destination-card {
    background: white;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
}

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

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-content {
    padding: 1.5rem;
}

.card-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.card-location {
    color: var(--primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.card-description {
    color: var(--gray);
    margin-bottom: 1.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-details {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    font-size: 0.85rem;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray);
}

.card-button {
    width: 100%;
    padding: 0.75rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.card-button:hover {
    background: var(--primary-dark);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    overflow-y: auto;
    backdrop-filter: blur(5px);
}

.modal-content {
    background: white;
    margin: 2rem auto;
    width: 90%;
    max-width: 800px;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    padding: 1.5rem 2rem;
    background: var(--dark);
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.close-btn {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition);
}

.close-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.modal-body {
    padding: 0;
}

.modal-loading {
    padding: 3rem 2rem;
    text-align: center;
    color: var(--gray);
}

/* Modal Content */
.modal-section {
    padding: 2rem;
    border-bottom: 1px solid var(--gray-light);
}

.modal-section:last-child {
    border-bottom: none;
}

.modal-section h3 {
    margin-bottom: 1rem;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.info-item {
    background: var(--light);
    padding: 1rem;
    border-radius: var(--radius);
}

.info-label {
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.attractions-list {
    list-style: none;
}

.attractions-list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--gray-light);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.attractions-list li:last-child {
    border-bottom: none;
}

.weather-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.weather-temp {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary);
}

/* Footer */
footer {
    background: var(--darker);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--gray-light);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    color: var(--gray-light);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }
    
    .search-box {
        flex-direction: column;
    }
    
    #search-input {
        border-radius: var(--radius) var(--radius) 0 0;
    }
    
    .search-button {
        border-radius: 0 0 var(--radius) var(--radius);
    }
    
    .destinations-grid {
        grid-template-columns: 1fr;
    }
    
    .filter-container {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 0.5rem;
    }
    
    .modal-content {
        margin: 1rem auto;
        width: 95%;
    }
    
    .modal-header {
        padding: 1rem 1.5rem;
    }
    
    .modal-section {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        width: 95%;
    }
    
    header {
        padding: 2rem 0;
    }
    
    header h1 {
        font-size: 1.75rem;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
}