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

body {
    font-family: 'Times New Roman', serif;
    color: #1a1a1a;
    background: #ffffff;
    overflow-x: hidden;
}

/* Header */
header {
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid rgba(224, 224, 224, 0.3);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0,3rem 16%;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-image {
    height: 100px;
    width: auto;
    object-fit: contain;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 3.5rem;
}

.nav-links a {
    color: #1a1a1a;
    text-decoration: none;
    font-size: 0.9rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-family: 'Arial', sans-serif;
    font-weight: 300;
    transition: all 0.3s;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background: currentColor;
    transition: width 0.3s;
}

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

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 6px;
}

.menu-toggle span {
    width: 20px;
    height: 1px;
    background: #1a1a1a;
    transition: all 0.3s;
}

/* Main Content */
main {
    margin-top: 80px;
    padding: 80px 8% 100px;
    max-width: 1600px;
    margin-left: auto;
    margin-right: auto;
}

.page-title {
    text-align: center;
    font-size: 2.8rem;
    font-weight: 300;
    letter-spacing: 8px;
    margin-bottom: 3rem;
    text-transform: uppercase;
    color: #1a1a1a;
}

/* Info Notice */
.info-notice {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
    padding: 2rem;
    background: #f8f8f8;
    border-left: 3px solid #1a1a1a;
}

.info-notice p {
    font-size: 1rem;
    line-height: 1.8;
    color: #333;
    font-family: 'Arial', sans-serif;
    font-weight: 300;
    letter-spacing: 0.5px;
}

.info-notice a {
    color: #1a1a1a;
    text-decoration: underline;
    font-weight: 400;
    transition: opacity 0.3s;
}

.info-notice a:hover {
    opacity: 0.7;
}

/* Filter Section */
.filter-section {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 5rem;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.filter-label {
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-family: 'Arial', sans-serif;
    font-weight: 300;
    color: #666;
}

.filter-dropdown {
    position: relative;
}

.filter-selected {
    min-width: 280px;
    padding: 1rem 1.5rem;
    border: 1px solid #1a1a1a;
    background: #ffffff;
    color: #1a1a1a;
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-family: 'Arial', sans-serif;
    font-weight: 300;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
    height: 52px;
}

.filter-selected:hover {
    background: #f8f8f8;
}

.filter-selected::after {
    content: '▼';
    font-size: 0.7rem;
    margin-left: 1rem;
    transition: transform 0.3s;
}

.filter-selected.active::after {
    transform: rotate(180deg);
}

.filter-options {
    position: absolute;
    top: calc(100% + 5px);
    left: 0;
    right: 0;
    background: #ffffff;
    border: 1px solid #1a1a1a;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 10;
}

.filter-options.active {
    max-height: 400px;
    opacity: 1;
    overflow-y: auto;
}

.filter-option {
    padding: 1rem 1.5rem;
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-family: 'Arial', sans-serif;
    font-weight: 300;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.filter-option:hover {
    background: #f8f8f8;
}

.filter-option input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: #1a1a1a;
}

.clear-filters {
    padding: 1rem 2rem;
    border: 1px solid #1a1a1a;
    background: #1a1a1a;
    color: #ffffff;
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-family: 'Arial', sans-serif;
    font-weight: 300;
    cursor: pointer;
    transition: all 0.3s ease;
    height: 52px;
}

.clear-filters:hover {
    background: #ffffff;
    color: #1a1a1a;
}

/* Search Container */
.search-container {
    position: relative;
    display: flex;
    align-items: center;
}

.search-input {
    min-width: 280px;
    padding: 1rem 3rem 1rem 1.5rem;
    border: 1px solid #1a1a1a;
    background: #ffffff;
    color: #1a1a1a;
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-family: 'Arial', sans-serif;
    font-weight: 300;
    transition: all 0.3s ease;
    height: 52px;
}

.search-input:focus {
    outline: none;
    background: #f8f8f8;
}

.search-input::placeholder {
    color: #999;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.85rem;
    font-family: 'Arial', sans-serif;
    font-weight: 300;
}

.search-clear {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    padding: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.search-clear svg {
    width: 16px;
    height: 16px;
    color: #1a1a1a;
    stroke-width: 2;
}

.search-clear:hover {
    opacity: 0.6;
}

/* Collection Grid */
.collection-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    transition: opacity 0.3s ease;
}

.collection-grid.filtering {
    opacity: 0.5;
}

.collection-item {
    position: relative;
    overflow: hidden;
    background: #ffffff;
    border: 1px solid #f0f0f0;
    transition: all 0.3s ease;
    cursor: pointer;
}

.collection-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.collection-image {
    width: 100%;
    aspect-ratio: 3/4;
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}

.collection-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.collection-item:hover .collection-image img {
    transform: scale(1.08);
}

.collection-info {
    padding: 1.5rem;
    text-align: center;
    background: #ffffff;
}

.collection-code {
    font-size: 0.95rem;
    font-weight: 300;
    letter-spacing: 2px;
    font-family: 'Arial', sans-serif;
    color: #1a1a1a;
}

/* No Results */
.no-results {
    display: none;
    text-align: center;
    padding: 4rem 2rem;
    font-size: 1.1rem;
    letter-spacing: 2px;
    color: #999;
    font-family: 'Arial', sans-serif;
    font-weight: 300;
}

/* Image Modal */
.image-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.image-modal.active {
    display: flex;
    opacity: 1;
}

.modal-content {
    max-width: 90%;
    max-height: 90%;
    position: relative;
    transform: scale(0.7);
    transition: transform 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.image-modal.active .modal-content {
    transform: scale(1);
}

.modal-content img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 4px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.modal-close {
    position: absolute;
    top: -50px;
    right: 0;
    background: none;
    border: none;
    color: #ffffff;
    font-size: 3rem;
    cursor: pointer;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    line-height: 1;
}

.modal-close:hover {
    transform: rotate(90deg);
    opacity: 0.7;
}

/* Footer */
footer {
    background: #fffcfc;
    color: #ffffff;
    padding: 2rem 8%;
}

.footer-content {
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

.social-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.social-links a {
    color: #000000;
    text-decoration: none;
    font-size: 1.3rem;
    transition: all 0.3s;
    opacity: 0.8;
    display: flex;
    align-items: center;
    justify-content: center;
}

.social-links a:hover {
    opacity: 1;
    transform: translateY(-3px);
}

.social-icon {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

/* Scrollbar Style */
.filter-options::-webkit-scrollbar {
    width: 6px;
}

.filter-options::-webkit-scrollbar-track {
    background: #f0f0f0;
}

.filter-options::-webkit-scrollbar-thumb {
    background: #1a1a1a;
}

/* ==========================================
   LAZY LOADING - MINIMAL VERSION
   (Sadece gerekli olanlar, mevcut CSS'i bozmaz)
========================================== */

/* Loading Spinner - Grid içinde düzgün görünsün */
.loading-spinner {
    grid-column: 1 / -1; /* Tüm grid genişliğinde */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 20px;
    min-height: 400px;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #1a1a1a;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-spinner p {
    margin-top: 20px;
    font-size: 0.85rem;
    color: #666;
    font-weight: 300;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-family: 'Arial', sans-serif;
}

/* Lazy Image Yükleme - Opsiyonel Blur Efekti */
.collection-image img.lazy-loading {
    filter: blur(5px);
    transition: filter 0.3s ease;
}

.collection-image img.lazy-loaded {
    filter: blur(0);
}

/* Error State */
.error-message {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
}

.error-message h2 {
    font-size: 1.5rem;
    font-weight: 300;
    letter-spacing: 3px;
    margin-bottom: 15px;
    color: #d32f2f;
    text-transform: uppercase;
    font-family: 'Arial', sans-serif;
}

.error-message p {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 30px;
    font-family: 'Arial', sans-serif;
    font-weight: 300;
}

.error-message button {
    padding: 12px 30px;
    font-size: 0.85rem;
    background: #1a1a1a;
    color: white;
    border: 1px solid #1a1a1a;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-family: 'Arial', sans-serif;
    font-weight: 300;
}

.error-message button:hover {
    background: white;
    color: #1a1a1a;
}