/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

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

/* Header Styles */
.main-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo h1 {
    font-size: 2rem;
    margin-bottom: 5px;
}

.logo p {
    font-size: 0.9rem;
    opacity: 0.9;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

.main-nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.3s;
}

.main-nav a:hover {
    opacity: 0.8;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: white;
    border-radius: 3px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 80px 20px;
    text-align: center;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Button Styles */
.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: #ff6b6b;
    color: white;
}

.btn-primary:hover {
    background: #ee5a5a;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 107, 107, 0.4);
}

.btn-secondary {
    background: white;
    color: #667eea;
}

.btn-secondary:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
}

.btn-success {
    background: #51cf66;
    color: white;
}

.btn-success:hover {
    background: #40c057;
}

.btn-danger {
    background: #ff6b6b;
    color: white;
}

.btn-danger:hover {
    background: #ee5a5a;
}

.btn-large {
    padding: 15px 40px;
    font-size: 1.1rem;
}

/* Filter Section */
.filter-section {
    background: white;
    padding: 30px;
    border-radius: 15px;
    margin: 40px 0;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.filter-section h2 {
    margin-bottom: 20px;
    color: #667eea;
}

.filter-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.filter-row {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.filter-group {
    flex: 1;
    min-width: 150px;
}

.filter-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #555;
}

.filter-group select,
.filter-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.filter-group select:focus,
.filter-group input:focus {
    outline: none;
    border-color: #667eea;
}

/* Listings Section */
.listings-section {
    margin: 40px 0;
}

.listings-section h2 {
    margin-bottom: 10px;
    color: #667eea;
}

.listing-count {
    color: #666;
    margin-bottom: 30px;
}

.listings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.listing-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.listing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.listing-photo {
    height: 250px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.listing-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.listing-photo.placeholder {
    color: white;
    font-size: 1.2rem;
    font-weight: 600;
}

.listing-details {
    padding: 20px;
}

.listing-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.listing-header h3 {
    color: #667eea;
    font-size: 1.3rem;
}

.age-badge {
    background: #ff6b6b;
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
}

.listing-info p {
    margin-bottom: 10px;
    color: #555;
}

.listing-info strong {
    color: #333;
}

.description {
    font-style: italic;
    color: #666;
    margin: 15px 0;
    line-height: 1.6;
}

.listing-contact {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #e0e0e0;
}

.contact-hidden a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
}

.contact-hidden a:hover {
    text-decoration: underline;
}

.no-listings {
    text-align: center;
    padding: 60px 20px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.no-listings p {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 20px;
}

/* Auth Pages */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 20px;
}

.auth-box {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    max-width: 400px;
    width: 100%;
}

.auth-box h1 {
    text-align: center;
    color: #667eea;
    margin-bottom: 10px;
}

.auth-box > p {
    text-align: center;
    color: #666;
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #555;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

.form-group textarea {
    resize: vertical;
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: #888;
    font-size: 0.85rem;
}

.auth-link {
    text-align: center;
    margin-top: 20px;
    color: #666;
}

.auth-link a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
}

.auth-link a:hover {
    text-decoration: underline;
}

/* Post Listing Page */
.post-listing-container {
    max-width: 800px;
    margin: 40px auto;
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.post-listing-container h1 {
    text-align: center;
    color: #667eea;
    margin-bottom: 30px;
}

.payment-info {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 30px;
    border-left: 4px solid #667eea;
}

.payment-info h3 {
    color: #667eea;
    margin-bottom: 15px;
}

.payment-info p {
    margin-bottom: 8px;
    color: #555;
}

.payment-info strong {
    color: #333;
}

.payment-note {
    color: #ff6b6b;
    font-weight: 600;
    margin-top: 15px;
}

.listing-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Alert Styles */
.alert {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-weight: 500;
}

.alert-error {
    background: #ffe3e3;
    color: #c92a2a;
    border: 1px solid #ffc9c9;
}

.alert-success {
    background: #d3f9d8;
    color: #2b8a3e;
    border: 1px solid #b2f2bb;
}

/* Admin Panel */
.admin-container {
    max-width: 1400px;
    margin: 40px auto;
    padding: 0 20px;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.admin-header h1 {
    color: #667eea;
}

.admin-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 25px;
    border: 2px solid #667eea;
    background: white;
    color: #667eea;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.tab-btn:hover {
    background: #667eea;
    color: white;
}

.tab-btn.active {
    background: #667eea;
    color: white;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.tab-content h2 {
    color: #667eea;
    margin-bottom: 20px;
}

.admin-listing-card {
    background: white;
    padding: 25px;
    border-radius: 10px;
    margin-bottom: 20px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
}

.listing-info {
    flex: 1;
}

.listing-info h3 {
    color: #667eea;
    margin-bottom: 15px;
}

.listing-info p {
    margin-bottom: 8px;
    color: #555;
}

.listing-info strong {
    color: #333;
}

.listing-info a {
    color: #667eea;
    text-decoration: none;
}

.listing-info a:hover {
    text-decoration: underline;
}

.listing-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-width: 120px;
}

.listing-actions .btn {
    text-align: center;
}

/* Footer */
.main-footer {
    background: #333;
    color: white;
    padding: 40px 0 20px;
    margin-top: 60px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-section h3 {
    margin-bottom: 20px;
    color: #667eea;
}

.footer-section p {
    margin-bottom: 10px;
    color: #ccc;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #444;
    color: #999;
}

/* Responsive Design */
@media (max-width: 768px) {
    .main-nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .filter-row {
        flex-direction: column;
    }
    
    .filter-group {
        min-width: 100%;
    }
    
    .listings-grid {
        grid-template-columns: 1fr;
    }
    
    .admin-listing-card {
        flex-direction: column;
    }
    
    .listing-actions {
        flex-direction: row;
        width: 100%;
    }
    
    .listing-actions .btn {
        flex: 1;
    }
    
    .auth-box {
        padding: 30px 20px;
    }
    
    .post-listing-container {
        padding: 30px 20px;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .admin-tabs {
        flex-direction: column;
    }
    
    .tab-btn {
        width: 100%;
    }
}