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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #ffffff;
    background-color: #000000;
}

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

/* Typography */
h1, h2, h3, h4 {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: #ffffff;
}

h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

h4 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

p {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: #ffffff;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border: none;
    border-radius: 0;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.btn-primary {
    background: #ffffff;
    color: #000000;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 255, 255, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #ffffff;
    border: 2px solid #ffffff;
}

.btn-secondary:hover {
    background: #ffffff;
    color: #000000;
    transform: translateY(-2px);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: #000000;
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo a {
    font-family: 'Inter', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: #ffffff;
    text-decoration: none;
}

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

.nav-link {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #cccccc;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #ffffff;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: #ffffff;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000000;
    padding-top: 70px;
    text-align: center;
}

.hero-content {
    max-width: 600px;
    padding: 0 20px;
}

.profile-picture {
    margin-bottom: 2rem;
    display: flex;
    justify-content: center;
}

.profile-img {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 0 40px rgba(255, 255, 255, 0.15);
    transition: transform 0.3s ease;
}

.profile-img:hover {
    transform: scale(1.05);
}

.hero-title {
    color: #ffffff;
    margin-bottom: 0.5rem;
    font-size: 3rem;
    font-weight: 700;
}

.hero-location {
    font-size: 1.2rem;
    color: #cccccc;
    margin-bottom: 1rem;
    font-weight: 400;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: #ffffff;
    margin-bottom: 2rem;
    line-height: 1.6;
    font-style: normal;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 2rem;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #cccccc;
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    padding: 100px 0;
    background: #000000;
}

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

.about-text h3 {
    color: #ffffff;
    margin-bottom: 1.5rem;
}

.about-description {
    color: #cccccc;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.highlight {
    text-align: center;
    padding: 2rem 1rem;
    background: #000000;
    border-radius: 0;
    transition: transform 0.3s ease;
    border: 1px solid #000000;
}

.highlight:hover {
    transform: translateY(-5px);
    border-color: #ffffff;
}

.highlight i {
    font-size: 2.5rem;
    color: #ffffff;
    margin-bottom: 1rem;
}

.highlight h4 {
    margin-bottom: 0.5rem;
    color: #ffffff;
}

.highlight p {
    color: #cccccc;
    font-size: 0.9rem;
}

.about-image {
    display: flex;
    justify-content: center;
}

.artist-photo {
    width: 300px;
    height: 400px;
    background: #000000;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
    border: 1px solid #000000;
}

.photo-placeholder {
    text-align: center;
    color: #666;
}

.photo-placeholder i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #ffffff;
}

/* Collections Section */
.collections {
    padding: 100px 0;
    background: #000000;
}

.collections-list {
    max-width: 800px;
    margin: 0 auto;
}

.collection-item {
    margin-bottom: 2rem;
}

.collection-preview {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 2rem;
    align-items: center;
    background: #000000;
    padding: 2rem;
    border: 1px solid #000000;
    transition: all 0.3s ease;
}

.collection-preview:hover {
    border-color: #ffffff;
    transform: translateY(-2px);
}

.collection-image {
    width: 200px;
    height: 288px;
    background: #000000;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #000000;
}

.collection-preview-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    background: #333;
}

.collection-info h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: #ffffff;
}

.collection-description {
    color: #cccccc;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.collection-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.artwork-count,
.collection-year {
    background: #000000;
    color: #ffffff;
    padding: 4px 12px;
    border-radius: 0;
    font-size: 0.8rem;
    font-weight: 500;
}

.view-collection-btn {
    display: inline-block;
    background: #ffffff;
    color: #000000;
    padding: 10px 20px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid #ffffff;
}

.view-collection-btn:hover {
    background: #000000;
    color: #ffffff;
    transform: translateY(-2px);
}

.collections-filter {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 25px;
    border: 2px solid #000000;
    background: #000000;
    color: #cccccc;
    border-radius: 0;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.filter-btn.active,
.filter-btn:hover {
    background: #ffffff;
    color: #000000;
    border-color: #ffffff;
}

.collections-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.artwork-item {
    background: #000000;
    border-radius: 0;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
    border: 1px solid #000000;
}

.artwork-item:hover {
    transform: translateY(-5px);
    border-color: #ffffff;
}

.artwork-image {
    position: relative;
    height: 250px;
    background: #000000;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.artwork-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.artwork-placeholder {
    text-align: center;
    color: #666;
}

.artwork-placeholder i {
    font-size: 3rem;
    color: #ffffff;
}

.artwork-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.artwork-item:hover .artwork-overlay {
    opacity: 1;
}

.view-btn {
    background: #000000;
    color: #ffffff;
    border: 2px solid #ffffff;
    padding: 10px 20px;
    border-radius: 0;
    font-weight: 500;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.view-btn:hover {
    transform: scale(1.05);
}

.artwork-info {
    padding: 1.5rem;
}

.artwork-info h3 {
    margin-bottom: 0.5rem;
    color: #ffffff;
}

.artwork-medium,
.artwork-size {
    color: #cccccc;
    font-size: 0.9rem;
    margin-bottom: 0.3rem;
}

.artwork-price {
    font-size: 1.3rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 1rem;
}

.purchase-btn {
    width: 100%;
    background: #ffffff;
    color: #000000;
    border: none;
    padding: 12px;
    border-radius: 0;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.3s ease;
}

.purchase-btn:hover {
    background: #cccccc;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: #000000;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h3 {
    margin-bottom: 2rem;
    color: #ffffff;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-item i {
    font-size: 1.5rem;
    color: #ffffff;
    width: 30px;
}

.contact-item h4 {
    margin-bottom: 0.3rem;
    color: #ffffff;
}

.contact-item p {
    color: #cccccc;
    margin: 0;
}

.social-links {
    margin-top: 3rem;
}

.social-links h4 {
    margin-bottom: 1rem;
    color: #ffffff;
}

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

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: #000000;
    color: #ffffff;
    border-radius: 0;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid #000000;
}

.social-link:hover {
    background: #ffffff;
    color: #000000;
    transform: translateY(-3px);
}

.contact-form {
    background: #000000;
    padding: 2rem;
    border-radius: 0;
    border: 1px solid #000000;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #000000;
    border-radius: 0;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
    background: #000000;
    color: #ffffff;
}

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

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #666;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: #000000;
    color: #ffffff;
    padding: 50px 0 20px;
    border-top: 1px solid #000000;
}

.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;
    color: #ffffff;
}

.footer-section p {
    color: #cccccc;
    margin-bottom: 1rem;
}

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

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

.footer-section ul li a {
    color: #cccccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #ffffff;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #000000;
    color: #cccccc;
}

/* Contact Form Status */
.form-status {
    margin-top: 15px;
    padding: 10px;
    border-radius: 0;
    text-align: center;
    font-weight: 500;
    display: none;
}

.form-status.success {
    background: #4CAF50;
    color: white;
    display: block;
}

.form-status.error {
    background: #f44336;
    color: white;
    display: block;
}

.form-status.loading {
    background: #2196F3;
    color: white;
    display: block;
}

/* Success and Cancel Pages */
.success-page, .cancel-page {
    text-align: center;
    padding: 100px 20px;
    max-width: 600px;
    margin: 0 auto;
}

.success-page h1, .cancel-page h1 {
    color: #fff;
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.success-page p, .cancel-page p {
    color: #ccc;
    font-size: 1.2rem;
    margin-bottom: 30px;
    line-height: 1.6;
}

.success-page .btn, .cancel-page .btn {
    display: inline-block;
    background: #fff;
    color: #000;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 0;
    font-weight: 600;
    transition: all 0.3s ease;
}

.success-page .btn:hover, .cancel-page .btn:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: #000000;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.3);
        padding: 2rem 0;
        border-top: 1px solid #000000;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        margin: 1rem 0;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero {
        flex-direction: column;
        text-align: center;
        padding: 100px 0 50px;
    }

    .hero-content {
        margin-bottom: 3rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

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

    .profile-img {
        width: 150px;
        height: 150px;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

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

    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .collections-filter {
        justify-content: center;
    }

    .social-icons {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

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

    .section-header h2 {
        font-size: 2rem;
    }

    .profile-img {
        width: 120px;
        height: 120px;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

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

    .hero-buttons .btn {
        width: 200px;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #ffffff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Collection Page Styles */
.collection-header {
    padding: 120px 0 80px;
    background: #000000;
    text-align: center;
}

.collection-info h1 {
    font-size: 3rem;
    margin-bottom: 2rem;
    color: #ffffff;
}

.collection-description {
    font-size: 1.2rem;
    color: #cccccc;
    max-width: 800px;
    margin: 0 auto 3rem;
    line-height: 1.6;
}

.collection-stats {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.stat {
    background: #000000;
    color: #ffffff;
    padding: 8px 20px;
    border-radius: 0;
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid #000000;
}

.collection-gallery {
    padding: 80px 0;
    background: #000000;
}

.artwork-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.back-section {
    padding: 40px 0;
    background: #000000;
    text-align: center;
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    padding: 12px 24px;
    border: 2px solid #ffffff;
    border-radius: 0;
    transition: all 0.3s ease;
}

.back-btn:hover {
    background: #ffffff;
    color: #000000;
    transform: translateY(-2px);
}

.back-btn i {
    font-size: 0.9rem;
}

/* Artwork Detail Page Styles */
.artwork-detail {
    padding: 120px 0 80px;
    background: #000000;
    min-height: 100vh;
}

.artwork-detail-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.artwork-image-large {
    position: sticky;
    top: 100px;
}

.artwork-main-image {
    width: 100%;
    height: auto;
    max-height: 80vh;
    object-fit: contain;
    border: 1px solid #000000;
}

.artwork-details h1 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #ffffff;
}

.artwork-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #cccccc;
    margin-bottom: 3rem;
    font-style: italic;
}

.artwork-specs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.spec-item h4 {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.spec-item p {
    color: #ffffff;
    font-size: 1rem;
    margin: 0;
}

.spec-item a {
    color: #ffffff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.spec-item a:hover {
    color: #cccccc;
}

.artwork-price {
    margin-bottom: 2rem;
}

.price {
    font-size: 2rem;
    font-weight: 700;
    color: #ffffff;
}

.artwork-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.back-to-collection-btn {
    display: inline-block;
    text-align: center;
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    padding: 12px 24px;
    border: 2px solid #ffffff;
    transition: all 0.3s ease;
}

.back-to-collection-btn:hover {
    background: #ffffff;
    color: #000000;
    transform: translateY(-2px);
}