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

:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --light-color: #ecf0f1;
    --dark-color: #1a252f;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --text-color: #333;
    --light-text: #fff;
    --border-radius: 8px;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 8px 15px rgba(0, 0, 0, 0.2);
    --transition: all 0.3s ease;
}

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

/* Navigation */
.navbar {
    background-color: var(--primary-color);
    color: var(--light-text);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: var(--light-text);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
}

.nav-menu a:hover {
    background-color: var(--secondary-color);
}

.search-box {
    display: flex;
    gap: 0.5rem;
}

.search-box input {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    width: 200px;
}

.search-box button {
    background-color: var(--secondary-color);
    color: var(--light-text);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.search-box button:hover {
    background-color: var(--success-color);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--light-text);
    padding: 5rem 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 500px;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: fadeInUp 0.8s ease;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.cta-button {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--light-text);
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: bold;
    margin-top: 1rem;
    transition: var(--transition);
    animation: fadeInUp 0.8s ease 0.4s both;
}

.cta-button:hover {
    background-color: #c0392b;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-animated {
    width: 400px;
    height: 400px;
    object-fit: cover;
    object-position: center;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    animation: dogRun3D 4s ease-in-out infinite;
}

@keyframes dogRun3D {
    0% {
        transform: translateY(0) rotate(0deg) scale(1);
        opacity: 0;
    }
    25% {
        transform: translateY(-20px) rotate(-10deg) scale(1.1);
        opacity: 0.9;
    }
    50% {
        transform: translateY(0) rotate(0deg) scale(1);
        opacity: 1;
    }
    75% {
        transform: translateY(-20px) rotate(10deg) scale(1.1);
        opacity: 0.9;
    }
    100% {
        transform: translateY(0) rotate(0deg) scale(1);
        opacity: 1;
    }
}

.hero-placeholder {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    border-radius: var(--border-radius);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-size: 5rem;
    border: 2px dashed rgba(255,255,255,0.3);
}

.hero-placeholder p {
    font-size: 1.2rem;
    margin-top: 1rem;
    color: var(--light-text);
}

/* Filters Section */
.filters {
    background-color: var(--light-color);
    padding: 2rem;
    text-align: center;
}

.filters h2 {
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.filter-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-btn {
    background-color: var(--primary-color);
    color: var(--light-text);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
}

/* Breeds Section */
.breeds-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.breeds-section h2 {
    text-align: center;
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.section-description {
    text-align: center;
    color: #666;
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.breeds-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.breed-card {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
    display: flex;
    flex-direction: column;
}

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

.breed-image {
    height: 250px;
    overflow: hidden;
    position: relative;
}

.placeholder-image {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #e0e0e0 0%, #f5f5f5 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-size: 4rem;
}

.placeholder-image p {
    font-size: 1rem;
    margin-top: 0.5rem;
    color: #666;
}

.breed-info {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.breed-info h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.breed-tag {
    color: var(--secondary-color);
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.breed-description {
    color: #555;
    margin-bottom: 1rem;
    line-height: 1.5;
}

.breed-details {
    background-color: var(--light-color);
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.detail-item:last-child {
    margin-bottom: 0;
}

.detail-label {
    font-weight: 600;
    color: var(--primary-color);
}

.detail-value {
    color: #555;
    text-align: right;
    flex: 1;
    margin-left: 1rem;
}

.view-details-btn {
    width: 100%;
    background-color: var(--secondary-color);
    color: var(--light-text);
    border: none;
    padding: 0.75rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: var(--transition);
}

.view-details-btn:hover {
    background-color: var(--success-color);
}

/* Gallery Section */
.gallery-section {
    background-color: var(--light-color);
    padding: 4rem 2rem;
}

.gallery-section h2 {
    text-align: center;
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.gallery-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.gallery-item:hover {
    transform: scale(1.03);
    box-shadow: var(--shadow-hover);
}

.gallery-placeholder {
    height: 250px;
    background: linear-gradient(135deg, #e0e0e0 0%, #f5f5f5 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-size: 4rem;
}

.gallery-caption {
    padding: 1rem;
    text-align: center;
    font-weight: 600;
    color: var(--primary-color);
}

/* About Section */
.about-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.about-section h2 {
    text-align: center;
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.about-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.about-content p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.8;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature {
    background-color: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.feature p {
    color: #666;
    font-size: 0.95rem;
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: var(--light-text);
    padding: 3rem 2rem 1rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-section p {
    color: #aaa;
    margin-bottom: 0.5rem;
}

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

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

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

.footer-section a:hover {
    color: var(--secondary-color);
}

.footer-bottom {
    max-width: 1200px;
    margin: 2rem auto 0;
    padding-top: 2rem;
    border-top: 1px solid #333;
    text-align: center;
    color: #888;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 2rem;
    border-radius: var(--border-radius);
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: slideDown 0.3s ease;
}

.close {
    position: absolute;
    right: 1.5rem;
    top: 1rem;
    font-size: 2rem;
    font-weight: bold;
    color: #aaa;
    cursor: pointer;
    transition: var(--transition);
}

.close:hover {
    color: var(--accent-color);
}

#modalBody h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 2rem;
}

#modalBody .modal-image {
    width: 100%;
    height: 300px;
    background: linear-gradient(135deg, #e0e0e0 0%, #f5f5f5 100%);
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 5rem;
}

#modalBody .modal-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555;
    margin-bottom: 1.5rem;
}

#modalBody .modal-details {
    background-color: var(--light-color);
    padding: 1.5rem;
    border-radius: var(--border-radius);
}

#modalBody .modal-details h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

#modalBody .modal-detail-item {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid #ddd;
}

#modalBody .modal-detail-item:last-child {
    border-bottom: none;
}

#modalBody .modal-detail-label {
    font-weight: 600;
    color: var(--primary-color);
}

#modalBody .modal-detail-value {
    color: #555;
    text-align: right;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

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

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-menu {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }

    .search-box {
        width: 100%;
    }

    .search-box input {
        width: 100%;
    }

    .hero {
        flex-direction: column;
        text-align: center;
        padding: 3rem 1rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-placeholder {
        width: 300px;
        height: 300px;
        font-size: 4rem;
    }

    .breeds-grid {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }

    .filter-buttons {
        flex-direction: column;
        align-items: center;
    }

    .filter-btn {
        width: 200px;
    }

    .about-features {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.5rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .cta-button {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }

    .hero-placeholder {
        width: 250px;
        height: 250px;
        font-size: 3rem;
    }

    .modal-content {
        margin: 10% auto;
        padding: 1.5rem;
    }
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--secondary-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* No Results Message */
.no-results {
    text-align: center;
    padding: 3rem;
    color: #666;
    font-size: 1.2rem;
    grid-column: 1 / -1;
}

.no-results::before {
    content: "🔍";
    display: block;
    font-size: 4rem;
    margin-bottom: 1rem;
}

/* Breed photo styles */
.breed-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transition: transform 0.3s ease;
    display: block;
}

.breed-card:hover .breed-photo {
    transform: scale(1.05);
}

/* Gallery photo styles */
.gallery-photo {
    width: 100%;
    height: 250px;
    object-fit: cover;
    object-position: center top;
    display: block;
}

/* Modal photo styles */
.modal-photo {
    width: 100%;
    max-height: 500px;
    object-fit: contain;
    object-position: center;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    display: block;
}

/* Beautiful Dog Animation Section */
.beautiful-dog-section {
    padding: 4rem 2rem;
    background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
    text-align: center;
}

.beautiful-dog-section h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.animation-container {
    position: relative;
    max-width: 900px;
    margin: 2rem auto;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.animated-dog {
    width: 100%;
    height: 500px;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.animation-container:hover .animated-dog {
    transform: scale(1.05);
}

.animation-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: white;
    padding: 3rem 2rem 2rem;
    text-align: left;
}

.animation-overlay h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.animation-overlay p {
    font-size: 1.1rem;
    opacity: 0.9;
}