/* === VARIABLES === */
:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #1a1a25;
    --accent-primary: #00d4ff;
    --accent-secondary: #0099cc;
    --accent-glow: rgba(0, 212, 255, 0.4);
    --accent-subtle: #2a4a5a;
    --text-primary: #e8e8ec;
    --text-secondary: #a0a0b0;
    --text-muted: #606070;
    --danger: #ff4466;
    --success: #44ff88;
    --border-radius: 12px;
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* === RESET & BASE === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-secondary);
    text-decoration: underline;
}

/* === HEADER === */
header {
    text-align: center;
    padding: 3rem 1rem 2rem;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    border-bottom: 1px solid var(--accent-subtle);
    position: relative;
    overflow: hidden;
}

#bubble-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

/* Animated background grid */
header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(var(--accent-subtle) 1px, transparent 1px),
        linear-gradient(90deg, var(--accent-subtle) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.3;
    animation: gridMove 20s linear infinite;
}

/* Floating particles */
header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, var(--accent-glow) 0%, transparent 25%),
        radial-gradient(circle at 80% 30%, rgba(0, 150, 200, 0.2) 0%, transparent 20%),
        radial-gradient(circle at 60% 80%, var(--accent-glow) 0%, transparent 30%);
    animation: floatParticles 8s ease-in-out infinite;
    pointer-events: none;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

@keyframes floatParticles {
    0%, 100% { opacity: 0.3; transform: scale(1) translate(0, 0); }
    33% { opacity: 0.5; transform: scale(1.1) translate(10px, -10px); }
    66% { opacity: 0.4; transform: scale(0.95) translate(-10px, 5px); }
}

header h1 {
    font-size: 2.5rem;
    font-weight: 300;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--accent-primary);
    text-shadow: 
        0 0 10px var(--accent-glow),
        0 0 20px var(--accent-glow),
        0 0 40px var(--accent-glow),
        0 0 80px rgba(0, 212, 255, 0.3);
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 1;
    animation: titlePulse 3s ease-in-out infinite;
}

@keyframes titlePulse {
    0%, 100% { 
        text-shadow: 
            0 0 10px var(--accent-glow),
            0 0 20px var(--accent-glow),
            0 0 40px var(--accent-glow),
            0 0 80px rgba(0, 212, 255, 0.3);
        filter: brightness(1);
    }
    50% { 
        text-shadow: 
            0 0 15px var(--accent-primary),
            0 0 30px var(--accent-primary),
            0 0 60px var(--accent-glow),
            0 0 100px rgba(0, 212, 255, 0.5);
        filter: brightness(1.2);
    }
}

header .tagline {
    color: var(--text-muted);
    font-style: italic;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

nav {
    display: flex;
    justify-content: center;
    gap: 2rem;
    position: relative;
    z-index: 1;
}

nav a {
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all var(--transition-fast);
}

nav a:hover, nav a.active {
    color: var(--accent-primary);
    background: var(--accent-subtle);
    text-decoration: none;
}

/* === FILTER BAR === */
.filter-bar {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.8rem;
    padding: 1.5rem 1rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--accent-subtle);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: rgba(18, 18, 24, 0.9);
}

.filter-btn {
    background: var(--bg-card);
    border: 1px solid var(--accent-subtle);
    color: var(--text-secondary);
    padding: 0.6rem 1.4rem;
    border-radius: 25px;
    cursor: pointer;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.filter-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    box-shadow: 0 0 15px var(--accent-glow);
}

.filter-btn.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--bg-primary);
    box-shadow: 0 0 20px var(--accent-glow);
}

/* === SEARCH BOX === */
.search-box input {
    background: var(--bg-card);
    border: 1px solid var(--accent-subtle);
    color: var(--text-primary);
    padding: 0.6rem 1rem;
    border-radius: 25px;
    font-size: 0.95rem;
    width: 180px;
    transition: all var(--transition-fast);
}

.search-box input::placeholder {
    color: var(--text-muted);
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 15px var(--accent-glow);
    width: 220px;
}

@media (max-width: 768px) {
    .search-box {
        width: 100%;
        margin-top: 0.5rem;
    }
    
    .search-box input {
        width: 100%;
    }
    
    .search-box input:focus {
        width: 100%;
    }
}

/* === CARD GRID === */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    padding: 3rem;
    max-width: 1400px;
    margin: 0 auto;
}

/* === INDIVIDUAL CARD === */
.card {
    perspective: 1000px;
    cursor: pointer;
    transition: transform var(--transition-smooth);
}

.card-inner {
    position: relative;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--accent-subtle);
    border-bottom: none;
    transition: all var(--transition-smooth);
    transform-style: preserve-3d;
}

.card-inner img {
    width: 100%;
    aspect-ratio: 3/4;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-smooth);
}

/* Card info below image */
.card-info {
    padding: 1rem;
    background: var(--bg-card);
    border: 1px solid var(--accent-subtle);
    border-top: none;
    border-radius: 0 0 var(--border-radius) var(--border-radius);
}

.card-info h3 {
    font-size: 1.1rem;
    color: var(--accent-primary);
    margin-bottom: 0.4rem;
}

.card-info p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.8rem;
    line-height: 1.4;
}

.download-link {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.9rem;
    color: var(--accent-primary);
    padding: 0.4rem 0.8rem;
    background: var(--accent-subtle);
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.download-link:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
    text-decoration: none;
}

.card-buttons {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.card-buttons .download-link {
    flex: 1;
    justify-content: center;
    font-size: 0.8rem;
    padding: 0.3rem 0.5rem;
}

.png-download {
    background: var(--accent-secondary, #4a9eff);
    color: white;
}

.png-download:hover {
    background: var(--accent-primary);
}

/* === CARD HOVER EFFECTS === */
.card:hover {
    transform: translateY(-8px);
}

.card:hover .card-inner {
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.5),
        0 0 30px var(--accent-glow);
    border-color: var(--accent-primary);
}

.card:hover .card-info {
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px var(--accent-glow);
}

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



/* === MODAL === */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(5px);
    z-index: 1000;
    opacity: 0;
    transition: opacity var(--transition-smooth);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}

.modal-content {
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    border: 1px solid var(--accent-subtle);
    max-width: 1000px;
    max-height: 90vh;
    width: 95%;
    overflow: hidden;
    position: relative;
    transform: scale(0.9);
    transition: transform var(--transition-smooth);
    box-shadow: 0 0 50px var(--accent-glow);
}

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

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--bg-card);
    border: 1px solid var(--accent-subtle);
    color: var(--text-primary);
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--danger);
    border-color: var(--danger);
}

.modal-body {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 2rem;
    padding: 2rem;
    max-height: 85vh;
    overflow-y: auto;
}

/* === MODAL GALLERY === */
.modal-gallery {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.main-image {
    border-radius: var(--border-radius);
    overflow: hidden;
    background: var(--bg-card);
}

.main-image img {
    width: 100%;
    max-height: 50vh;
    object-fit: contain;
}

.thumbnail-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.5rem 0;
    max-height: 220px;
    overflow-y: auto;
}

.thumbnail-strip img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: 6px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all var(--transition-fast);
    opacity: 0.6;
    flex-shrink: 0;
}

.thumbnail-strip img:hover,
.thumbnail-strip img.active {
    border-color: var(--accent-primary);
    opacity: 1;
}

/* === MODAL INFO === */
.modal-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.modal-info h2 {
    font-size: 1.8rem;
    color: var(--accent-primary);
    border-bottom: 1px solid var(--accent-subtle);
    padding-bottom: 0.5rem;
}

.modal-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.modal-tags span {
    background: var(--accent-subtle);
    color: var(--text-secondary);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
}

.modal-tags span.nsfw {
    background: var(--danger);
    color: white;
}

.modal-description {
    color: var(--text-secondary);
    line-height: 1.8;
    flex-grow: 1;
}

.modal-description img {
    max-width: 100%;
    max-height: 500px;
    width: auto;
    object-fit: contain;
    border-radius: 6px;
    margin: 0.5rem 0;
    display: block;
}

.modal-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--accent-subtle);
}

.modal-links a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-card);
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    border: 1px solid var(--accent-subtle);
    transition: all var(--transition-fast);
}

.modal-links a:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
    text-decoration: none;
    border-color: var(--accent-primary);
}

.modal-links .download-btn {
    background: var(--accent-secondary);
    border-color: var(--accent-secondary);
    color: white;
}

.modal-links .download-btn:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

/* === FOOTER === */
footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
    border-top: 1px solid var(--accent-subtle);
    margin-top: 3rem;
}

/* === SMALLER HEADER FOR SUBPAGES === */
.header-small {
    padding: 2rem 1rem;
    text-align: center;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--accent-subtle);
}

.header-small h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.header-small h1 a {
    color: var(--accent-primary);
    text-decoration: none;
}

.header-small h1 a:hover {
    text-shadow: 0 0 20px var(--accent-glow);
}

.header-small nav {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

/* === PAGE CONTENT === */
.page-content {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* === ABOUT & LINKS SECTIONS === */
.about-section,
.links-section {
    max-width: 800px;
    margin: 4rem auto;
    padding: 2rem;
    text-align: center;
}

.about-section h2,
.links-section h2 {
    color: var(--accent-primary);
    margin-bottom: 1.5rem;
    font-size: 2rem;
}

.about-section p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.link-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.link-list a {
    background: var(--bg-card);
    border: 1px solid var(--accent-subtle);
    padding: 1rem 2rem;
    border-radius: 8px;
    color: var(--text-primary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.link-list a:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px var(--accent-glow);
    transform: translateY(-2px);
}

.link-category {
    margin-bottom: 2.5rem;
}

.link-category h3 {
    color: var(--accent-secondary);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* === LOADING STATE === */
.loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
    font-size: 1.2rem;
}

/* === CARD META === */
.card-meta {
    display: flex;
    gap: 1rem;
    margin: 0.5rem 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.card-meta .downloads {
    color: var(--accent-primary);
}

/* === CARD STATS IN MODAL === */
.card-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--accent-subtle);
    font-size: 0.95rem;
}

.card-stats span {
    color: var(--text-secondary);
}

/* === LOCAL BADGE === */
.local-badge {
    display: inline-block;
    background: linear-gradient(135deg, #ff6b6b, #ee5a5a);
    color: white;
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    margin-left: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* === PAGINATION === */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 2rem 1rem;
    margin-top: 1rem;
}

.page-btn {
    background: var(--bg-card);
    border: 1px solid var(--accent-subtle);
    color: var(--text-secondary);
    padding: 0.6rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    min-width: 40px;
}

.page-btn:hover:not(:disabled) {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    box-shadow: 0 0 10px var(--accent-glow);
}

.page-btn.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--bg-primary);
    box-shadow: 0 0 15px var(--accent-glow);
}

.page-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.page-dots {
    color: var(--text-muted);
    padding: 0 0.3rem;
}

/* === ANIMATIONS === */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .modal-body {
        grid-template-columns: 1fr;
    }
    
    .card-grid {
        padding: 1.5rem;
        gap: 1.5rem;
    }
    
    header h1 {
        font-size: 1.8rem;
        letter-spacing: 0.15em;
    }
    
    nav {
        gap: 1rem;
    }
}

/* === SCROLLBAR === */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-subtle);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-secondary);
}