* {
    font-size: 14px;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    user-select: none;
}

body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    background-color:black;
    line-height: 1.5;
}

h1{line-height: 1.2; margin-top: 4px;margin-bottom: 8px;}
h2{color:white}

.header {
    color: white;
    padding: 3rem 2rem 0;
    text-align: left;
    display: flex;
    justify-content: space-between;
    position: fixed;
    width: 100%;
    z-index: 1000;
    top:0;left:0;
}

.header h1 { font-size: 2rem;}
.header hgroup h2 { font-size: 1rem;}
.header-years {
    display: flex;
    gap: 1.2rem;
}

.header-years h2 {
    font-size: 2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    opacity: 0.3;
}

.header-years h2:hover {
    opacity: 1;
    transform: scale(1.05);
}

.header-years h2.active {
    color: white;
    opacity: 1;
    font-weight: bold;
}
.container {
    
    margin: 0 auto;
    padding: 2rem;
    margin-top: 100px;
}

.filters {
    margin-bottom: 2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    position: absolute;
    top:0; right:0;
    z-index: 1000;
}

.thumbnail-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.size-slider {
    width: 150px;
    height: 6px;
    background: #4e4e4e;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

.size-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 32px;
    background: white;
    cursor: pointer;
    border: none;
}

.size-slider::-moz-range-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 32px;
    background: white;
    cursor: pointer;
    border: none;
}

.size-display {
    display: none;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-select, .search-input {
    padding: 0.8rem 1rem;
    border: 1px solid #5f5f5f;
    border-right: none;
    border-bottom: none;
    border-top: none;
    transition: border-color 0.3s ease;
    min-width: 150px;
    color:white;
    background: none;
}

.filter-select:focus, .search-input:focus {
    outline: none;
    border-color: #ffffff;
}

.search-input {
    width: 150px
}

.stats {
    display: none;
    margin-bottom: 2rem;
    color:white;
}

.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(var(--item-size, 300px), 1fr));
    margin-top: 6rem;
}

/* 썸네일 크기가 200px일 때 4컬럼 배치 */
.gallery.small-thumbnails {
    grid-template-columns: repeat(4, 1fr);
}

.gallery.small-thumbnails .item {
    margin: 0;
}

.item {
    position: relative;
    width: var(--item-size, 300px);
    height: var(--item-size, 300px);
    margin: 0 0 calc(var(--item-size, 300px) * 0.7) 0;
}

.item-image-container {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    position: relative;
}

.item-image {
    max-width: 70%;
    max-height: 70%;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: all 0.3s ease;
}

.item-content {
    position: absolute;
    top: calc(var(--item-size, 300px) + 20px);
    left: 0;
    color: white;
    padding:0;
}

.loading {
    text-align: center;
    padding: 3rem;
    color: #666;
}

.error {
    text-align: center;
    padding: 3rem;
    color: #e74c3c;
    background: #fdf2f2;
    margin: 2rem;
}

.no-results {
    text-align: center;
    padding: 3rem;
    color: #666;
}

footer{margin-bottom: 200px;}
footer .container{margin-top:0px}
footer .about{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(var(--item-size, 300px), 1fr));
    margin-top: 4rem;
}
footer h2,p{color:white;}
footer p{text-align: justify;}
footer #empty2{display: none;}
footer .up1500 {display: none;}

@media (max-width: 768px) {

    .header{padding: 2rem 1rem 0; position: relative;}
    .header h1 { font-size: 1.5rem;}
    .header-years {display: none;}
    .container {margin-top: 0;}
    .filters {
        display: flex;
        position: sticky;
        top: 1rem;
        background: none;
        z-index: 1000;
    }
    
    .filter-group {
        width: 30.5%;
    }
    
    .filter-select, .search-input {
        width: 100%;
        min-width: auto;
        padding: 0.5rem 0.5rem;
    }
    
    .clear-filters {
        margin-left: 0;
        margin-top: 1rem;
    }
    
    .thumbnail-controls { display: none;}
    
    .size-slider {
        min-width: auto;
    }
    
    .gallery {
        margin-top: 5rem;
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .container {
        padding: 1rem;padding-top:0.5rem;
    }

    .item {
        position: relative;
        width: var(--item-size, 300px);
        height: var(--item-size, 300px);
        margin: 0 auto calc(var(--item-size, 300px) * 0.6) auto;
    }

}



@media (max-width: 990px) {
    #empty{display: none;}
}

@media (min-width: 768px) and (max-width: 990px) {
    #empty2{display: block !important;}
}

@media (min-width: 1470px) {
    .up1500{display: block !important}
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    cursor: pointer;
    z-index: 1001;
}

.modal-content {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    padding: 2rem;
    box-sizing: border-box;
    z-index: 1002;
    pointer-events: none;
}

.modal-image-container {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    pointer-events: auto;
}

.modal-image {
    max-width: 90%;
    max-height: 80vh;
    width: auto;
    height: auto;
    object-fit: contain;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    pointer-events: auto;
}

.modal-text {
    margin-top: 2rem;
    text-align: left;
    color: white;
    width: 400px;
    pointer-events: auto;
}

.modal-designer { font-size: 1.2rem; }

.modal-title { font-size: 1.2rem; }

.modal-meta { font-size: 1.2rem; }

.modal-close {
    
    position: absolute;
    top: 20px;
    right: 20px;
    border: none;
    background:none;
    width: 60px;
    height: 60px;
    font-size: 60px;
    font-weight:300;
    cursor: pointer;
    color:white;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 1003;
    pointer-events: auto;
    display:none;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 1);
    transform: scale(1.1);
    display: none;
}

/* Modal Animation */
.modal.show {
    display: block;
    animation: fadeIn 0.5s ease;
    
}

.modal-content {
    animation: zoomIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0;   backdrop-filter: blur(0px);
        -webkit-backdrop-filter: blur(0px);}
    to { opacity: 1;   backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);}
}

@keyframes zoomIn {
    from { 
        opacity: 0;
        transform: scale(0.8);
    }
    to { 
        opacity: 1;
        transform: scale(1);
    }
}

/* Mobile responsive for modal */
@media (max-width: 768px) {
    .modal-content {
        padding: 1rem;
    }
    
    .modal-close {
        top: 10px;
        right: 15px;
        width: 35px;
        height: 35px;
        font-size: 20px;
    }
    
    .modal-image {
        max-width: 95%;
        max-height: 60vh;
    }
    
    .modal-image-container {
        margin-bottom: 1rem;
    }
    
    .modal-text {
        max-width: 95%;
    }
    
    .modal-designer {
        font-size: 1rem;
    }
    
    .modal-title {
        font-size: 0.9rem;
    }
    
    .modal-meta {
        font-size: 0.8rem;
    }
}

/* Language Selector Styles */
.language-selector {
    display: flex;
    gap: 0.5rem;
}

.language-btn {
    padding: 0.8rem 1rem;
    border: 1px solid #5f5f5f;
    background: none;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.language-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.language-btn.active {
    background: white;
    color: black;
    border-color: white;
}

/* Start Popup Styles */
.start-popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
}

.start-popup-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    cursor: pointer;
}

.start-popup-content {
    position: relative;
    background: none;
    color: white;
    max-width: 700px;
    max-height: 80vh;
    overflow-y: auto;
    pointer-events: auto;
}

.start-popup-content h2 {}

.start-popup-content p {
    font-size: 1rem;
    line-height: 1.6;
    text-align: justify;
}

/* Mobile responsive for start popup */
@media (max-width: 768px) {
    .start-popup {
        padding: 1rem;
    }
    
    .start-popup-content {
        padding: 2rem;
        max-height: 90vh;
    }
    
    .start-popup-content h2 {
        font-size: 1.2rem;
    }
    
    .start-popup-content p {
        font-size: 0.9rem;
    }
}