:root {
    --primary-color: #1a1a1a;
    --secondary-color: #f5f5f5;
    --accent-color: #d4af37;
    --text-dark: #2c2c2c;
    --text-light: #666;
    --white: #ffffff;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-hover: rgba(0, 0, 0, 0.15);
    --success-color: #10b981;
    --danger-color: #ef4444;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px var(--shadow);
    transition: all 0.3s ease;
    will-change: box-shadow;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo h1 {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 4px;
}

.tagline {
    font-size: 12px;
    color: var(--text-light);
    font-weight: 300;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.nav {
    display: flex;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: width 0.3s ease;
}

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

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(212, 175, 55, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('1.jpg') center/cover;
    opacity: 0.3;
    animation: zoom 20s infinite alternate;
}

@keyframes zoom {
    0% { transform: scale(1); }
    100% { transform: scale(1.1); }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0.4) 0%, rgba(0,0,0,0.6) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    padding: 0 20px;
}

.hero-title {
    font-size: clamp(36px, 6vw, 72px);
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    letter-spacing: -1px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: clamp(16px, 2vw, 24px);
    font-weight: 300;
    margin-bottom: 40px;
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.2s backwards;
}

.btn-primary {
    display: inline-block;
    padding: 16px 40px;
    background: var(--accent-color);
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    border: 2px solid var(--accent-color);
    cursor: pointer;
    font-size: 16px;
    animation: fadeInUp 1s ease 0.4s backwards;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-primary:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary:hover {
    background: transparent;
    color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.3);
}

/* Gallery Section */
.gallery-section {
    padding: 100px 0;
    background: var(--secondary-color);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
    font-weight: 300;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.tile-card {
    position: relative;
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 5px 25px var(--shadow);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
    aspect-ratio: 1;
    will-change: transform;
}

.tile-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 40px var(--shadow-hover);
}

.tile-card:active {
    transform: translateY(-5px) scale(0.98);
}

.tile-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.7) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.tile-card:hover::before {
    opacity: 1;
}

.tile-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.tile-card:hover .tile-image {
    transform: scale(1.1);
}

.tile-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 25px;
    color: var(--white);
    z-index: 2;
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.3s ease;
}

.tile-card:hover .tile-info {
    transform: translateY(0);
    opacity: 1;
}

.tile-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 5px;
}

.tile-number {
    font-size: 14px;
    opacity: 0.8;
    font-weight: 300;
}

/* About Section */
.about-section {
    padding: 100px 0;
    background: var(--white);
}

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

.about-text p {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 30px;
}

.features-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    margin-top: 30px;
}

.features-list li {
    font-size: 16px;
    color: var(--text-dark);
    font-weight: 500;
}

/* Contact Section */
.contact-section {
    padding: 100px 0;
    background: var(--secondary-color);
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 40px var(--shadow);
    position: relative;
    overflow: hidden;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.05), transparent);
    transition: left 0.5s ease;
}

.contact-form:hover::before {
    left: 100%;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-dark);
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 16px;
    font-family: inherit;
    transition: all 0.3s ease;
    background: var(--white);
    position: relative;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.15);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

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

.btn-submit {
    width: 100%;
    margin-top: 10px;
}

.form-message {
    margin-top: 20px;
    padding: 15px;
    border-radius: 10px;
    text-align: center;
    font-weight: 500;
    display: none;
}

.form-message.success {
    background: #d4edda;
    color: #155724;
    display: block;
}

.form-message.error {
    background: #f8d7da;
    color: #721c24;
    display: block;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    animation: fadeIn 0.3s ease;
}

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

.modal-content {
    position: relative;
    margin: 5% auto;
    max-width: 90%;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: modalSlideIn 0.4s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 40px;
    color: var(--white);
    font-size: 40px;
    font-weight: 300;
    cursor: pointer;
    z-index: 2001;
    transition: transform 0.3s ease;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
}

.modal-close:hover {
    transform: rotate(90deg);
    background: rgba(255, 255, 255, 0.2);
}

.modal-body {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
}

.modal-body img {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.modal-info {
    text-align: center;
    color: var(--white);
    max-width: 600px;
}

.modal-info h3 {
    font-size: 28px;
    margin-bottom: 10px;
}

.modal-info p {
    font-size: 16px;
    opacity: 0.8;
    line-height: 1.6;
}

/* Footer */
.footer {
    background: var(--primary-color);
    color: var(--white);
    text-align: center;
    padding: 30px 0;
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 15px;
    }

    .nav {
        gap: 20px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero {
        min-height: 500px;
        padding-top: 80px;
    }

    .gallery-section {
        padding: 60px 0;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 20px;
    }

    .contact-form {
        padding: 30px 20px;
    }

    .modal-close {
        top: 10px;
        right: 20px;
        font-size: 30px;
        width: 40px;
        height: 40px;
    }

    .modal-content {
        margin: 10% auto;
        max-width: 95%;
    }

    .about-section,
    .contact-section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 32px;
    }
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--white);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Gallery Controls */
.gallery-controls {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 30px;
    align-items: center;
}

.search-box {
    position: relative;
    width: 100%;
    max-width: 500px;
}

.search-input {
    width: 100%;
    padding: 16px 50px 16px 20px;
    border: 2px solid #e0e0e0;
    border-radius: 50px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: var(--white);
    font-family: inherit;
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.1);
}

.search-icon {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 20px;
    pointer-events: none;
}

.filter-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
}

.filter-btn {
    padding: 10px 24px;
    border: 2px solid #e0e0e0;
    background: var(--white);
    border-radius: 25px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-dark);
    font-family: inherit;
}

.filter-btn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    transform: translateY(-2px);
}

.filter-btn.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.gallery-stats {
    text-align: center;
    color: var(--text-light);
    font-size: 14px;
    margin-bottom: 30px;
}

.gallery-stats span {
    font-weight: 600;
    color: var(--accent-color);
}

.no-results {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-light);
    font-size: 18px;
}

/* Enhanced Modal */
.modal-image-wrapper {
    position: relative;
    max-width: 100%;
    max-height: 70vh;
    overflow: hidden;
    border-radius: 15px;
    cursor: move;
}

.modal-image {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease;
    user-select: none;
}

.modal-image.zoomed {
    cursor: grab;
}

.modal-image.zoomed:active {
    cursor: grabbing;
}

.zoom-controls {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 2002;
}

.zoom-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    font-size: 20px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.zoom-btn:hover {
    background: var(--white);
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    border: none;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    font-size: 36px;
    font-weight: 300;
    color: var(--white);
    cursor: pointer;
    z-index: 2002;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-prev {
    left: 30px;
}

.modal-next {
    right: 30px;
}

.modal-nav:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-50%) scale(1.1);
}

.modal-actions {
    margin-top: 20px;
}

.btn-select-tile {
    padding: 12px 30px;
    background: var(--accent-color);
    color: var(--primary-color);
    border: none;
    border-radius: 25px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
}

.btn-select-tile:hover {
    background: #b8941f;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.4);
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border: none;
    background: var(--accent-color);
    color: var(--primary-color);
    border-radius: 50%;
    font-size: 24px;
    font-weight: 700;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 25px rgba(212, 175, 55, 0.5);
}

/* Selected Tiles */
.selected-tiles {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 15px;
}

.selected-tile-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--accent-color);
    color: var(--primary-color);
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
}

.selected-tile-badge .remove-tile {
    background: none;
    border: none;
    color: var(--primary-color);
    cursor: pointer;
    font-size: 18px;
    font-weight: 700;
    padding: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.selected-tile-badge .remove-tile:hover {
    background: rgba(0, 0, 0, 0.1);
    transform: rotate(90deg);
}

/* Enhanced Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tile-card {
    animation: fadeInUp 0.6s ease backwards;
}

.tile-card:nth-child(1) { animation-delay: 0.05s; }
.tile-card:nth-child(2) { animation-delay: 0.1s; }
.tile-card:nth-child(3) { animation-delay: 0.15s; }
.tile-card:nth-child(4) { animation-delay: 0.2s; }
.tile-card:nth-child(5) { animation-delay: 0.25s; }
.tile-card:nth-child(6) { animation-delay: 0.3s; }
.tile-card:nth-child(7) { animation-delay: 0.35s; }
.tile-card:nth-child(8) { animation-delay: 0.4s; }
.tile-card:nth-child(9) { animation-delay: 0.45s; }
.tile-card:nth-child(n+10) { animation-delay: 0.5s; }

/* Image Loading */
.tile-image {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

.tile-image.loaded {
    background: none;
    animation: none;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Enhanced Form */
.form-group input:invalid:not(:placeholder-shown) {
    border-color: var(--danger-color);
}

.form-group input:valid:not(:placeholder-shown) {
    border-color: var(--success-color);
}

/* Responsive Enhancements */
@media (max-width: 768px) {
    .gallery-controls {
        gap: 15px;
    }

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

    .filter-buttons {
        width: 100%;
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 5px;
    }

    .filter-btn {
        white-space: nowrap;
        flex-shrink: 0;
    }

    .modal-nav {
        width: 45px;
        height: 45px;
        font-size: 28px;
    }

    .modal-prev {
        left: 15px;
    }

    .modal-next {
        right: 15px;
    }

    .zoom-controls {
        top: 10px;
        right: 10px;
        gap: 5px;
    }

    .zoom-btn {
        width: 35px;
        height: 35px;
        font-size: 16px;
    }

    .scroll-to-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
        font-size: 20px;
    }
}