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

:root {
    /* Colors - HSL format */
    --background: hsl(35, 20%, 97%);
    --foreground: hsl(30, 15%, 15%);
    --card: hsl(0, 0%, 100%);
    --card-foreground: hsl(30, 15%, 15%);
    --muted: hsl(35, 15%, 92%);
    --muted-foreground: hsl(30, 8%, 45%);
    --accent: hsl(25, 70%, 55%);
    --accent-foreground: hsl(0, 0%, 100%);
    --border: hsl(35, 10%, 88%);
    
    /* Transitions */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;
}

body {
    font-family: var(--font-sans);
    background-color: var(--background);
    color: var(--foreground);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
}

button {
    font-family: inherit;
    border: none;
    background: none;
    cursor: pointer;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.text-center {
    text-align: center;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--foreground);
}
.logo h1 a, .logo h1 a:active  {
    color: var(--foreground);
    text-decoration: none;
}

/* Desktop Navigation */
.nav-desktop {
    display: none;
    gap: 2rem;
    list-style: none;
    align-items: center;
}

.nav-desktop > li {
    position: relative;
}

.nav-desktop > li > a,
.nav-link {
    color: var(--foreground);
    font-size: 1rem;
    transition: var(--transition-smooth);
    text-decoration: none;
    display: block;
    padding: 0.5rem 0;
}

.nav-desktop > li > a:hover,
.nav-link:hover {
    color: var(--accent);
}

/* Submenu styles */
.nav-desktop .menu-item-has-children {
    position: relative;
}

.nav-desktop .sub-menu {
    opacity: 0;
    visibility: hidden;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--card);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    border-radius: 0.5rem;
    padding: 0.5rem 0;
    min-width: 200px;
    list-style: none;
    z-index: 1000;
    margin-top: 0;
    transition: opacity 0.2s ease, visibility 0.2s ease;
}

.nav-desktop .menu-item-has-children:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
}

.nav-desktop .sub-menu li a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--foreground);
    text-decoration: none;
    transition: var(--transition-smooth);
    font-size: 0.9rem;
}

.nav-desktop .sub-menu li a:hover {
    color: var(--accent);
}

/* Desktop menu arrow */
.nav-desktop .menu-arrow {
    display: inline-flex;
    align-items: center;
    margin-left: 0.25rem;
    vertical-align: middle;
}

.nav-desktop .menu-arrow svg {
    transition: transform 0.2s ease;
}

.nav-desktop .menu-item-has-children:hover .menu-arrow svg {
    transform: rotate(180deg);
}

/* Social Links */
.social-links {
    display: none;
    gap: 1rem;
}

.social-icon {
    color: var(--muted-foreground);
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
}

.social-icon:hover {
    color: var(--accent);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: block;
    color: var(--foreground);
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    padding: 1rem 0;
    border-top: 1px solid var(--border);
    margin-top: 1rem;
}

.mobile-menu.active {
    display: block;
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    list-style: none;
}

.mobile-nav > li {
    display: flex;
    flex-direction: column;
}

.mobile-nav > li > a,
.nav-link-mobile {
    color: var(--foreground);
    font-size: 1rem;
    text-align: left;
    padding: 0.75rem 0;
    transition: var(--transition-smooth);
    text-decoration: none;
    display: block;
}

.mobile-nav > li > a:hover,
.nav-link-mobile:hover {
    color: var(--accent);
}

/* Mobile submenu styles */
.mobile-nav .menu-item-has-children {
    position: relative;
}

.mobile-nav .menu-item-has-children > a {
    display: inline-block;
    max-width: calc(100% - 40px);
}

.mobile-nav .submenu-arrow {
    position: absolute;
    right: 0;
    top: 0.75rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.2s ease;
}

.mobile-nav .menu-item-has-children.active > .submenu-arrow {
    transform: rotate(180deg);
}

.mobile-nav .submenu-arrow svg {
    color: var(--foreground);
}

.mobile-nav .sub-menu {
    list-style: none;
    padding-left: 1.5rem;
    margin-top: 0.5rem;
    display: none;
}

.mobile-nav .menu-item-has-children.active > .sub-menu {
    display: block;
}

.mobile-nav .sub-menu li a {
    display: block;
    padding: 0.5rem 0;
    color: var(--muted-foreground);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.mobile-nav .sub-menu li a:hover {
    color: var(--accent);
}

.social-links-mobile {
    display: flex;
    gap: 1rem;
    padding-top: 1rem;
}

/* Hero Section */
.hero {
    padding: 8rem 1rem 5rem;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--foreground);
}

.hero-text {
    font-size: 1.25rem;
    color: var(--muted-foreground);
    max-width: 48rem;
    margin: 0 auto;
    line-height: 1.8;
}

/* Gallery Sections */
.gallery-sections {
    padding: 5rem 1rem;
}

.gallery-section:first-child {
    padding-top: 0;
    margin-top: -3rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    text-align: center;
    color: var(--foreground);
}

.gallery-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.artwork-card {
    cursor: pointer;
    overflow: hidden;
    border-radius: 0.5rem;
    background-color: var(--card);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: var(--transition-smooth);
}

.artwork-card:hover {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.artwork-image-container {
    aspect-ratio: 4/3;
    overflow: hidden;
}

.artwork-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.artwork-card:hover .artwork-image {
    transform: scale(1.05);
}

.artwork-info {
    padding: 1rem;
}

.artwork-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--foreground);
    margin-bottom: 0.25rem;
}

.artwork-dimensions {
    font-size: 0.875rem;
    color: var(--muted-foreground);
}

/* Filtered Gallery Section */

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 3rem;
}

.filter-btn {
    padding: 0.625rem 1.5rem;
    border-radius: 2rem;
    background-color: var(--card);
    color: var(--foreground);
    border: 2px solid var(--border);
    font-size: 0.875rem;
    font-weight: 600;
    transition: var(--transition-smooth);
    cursor: pointer;
}

.filter-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.filter-btn.active {
    background-color: var(--accent);
    color: var(--accent-foreground);
    border-color: var(--accent);
}

.artwork-card.hidden {
    display: none;
}

/* About Section */
.about-section {
    padding: 0rem 1rem 5rem 1rem;
}

.about-container {
    max-width: 48rem;
}

.about-content {
    margin-top: 2rem;
}

.about-text {
    color: var(--muted-foreground);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

/* Footer */
.footer {
    padding: 3rem 1rem;
    background-color: var(--card);
    border-top: 1px solid var(--border);
}

.footer-text {
    color: var(--muted-foreground);
    margin-bottom: 1rem;
}

.footer-copyright {
    font-size: 0.875rem;
    color: var(--muted-foreground);
}

/* Image Modal */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 100;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    align-items: center;
    justify-content: center;
    padding: 1rem;
    transition: background-color 0.3s ease;
}

.modal.active {
    display: flex;
}

.modal.zoom-mode {
    background-color: rgba(0, 0, 0, 0.95);
    padding: 0;
}

.apg-modal-close,
.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    color: var(--foreground);
    background-color: var(--background);
    padding: 0.75rem;
    border-radius: 50%;
    transition: var(--transition-smooth);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    z-index: 101;
}

.apg-modal-close:hover,
.modal-close:hover {
    color: var(--accent);
    transform: rotate(90deg);
}

.modal-content-wrapper {
    max-width: 72rem;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.modal-image-container {
    max-width: 100%;
    max-height: 75vh;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    border-radius: 0.5rem;
    transition: max-width 0.3s ease, max-height 0.3s ease;
}

.modal.zoom-mode .modal-image-container {
    max-width: 100vw;
    max-height: 100vh;
    border-radius: 0;
    overflow: visible;
}

.modal-image {
    max-width: 100%;
    max-height: 75vh;
    object-fit: contain;
    border-radius: 0.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    transition: transform 0.2s ease, max-width 0.3s ease, max-height 0.3s ease, border-radius 0.3s ease, box-shadow 0.3s ease;
    cursor: grab;
    display: block;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    pointer-events: auto;
}

.modal.zoom-mode .modal-image {
    max-width: 100vw;
    max-height: 100vh;
    border-radius: 0;
    box-shadow: none;
}

.modal-image.dragging {
    cursor: grabbing;
}

.modal-zoom-controls {
    position: absolute;
    top: 70px;
    right: 15px;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    z-index: 102;
}

.zoom-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: var(--background);
    border: 1px solid var(--border);
    color: var(--foreground);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.modal.zoom-mode .zoom-btn {
    background-color: rgba(255, 255, 255, 0.9);
    border-color: rgba(255, 255, 255, 0.2);
}

.zoom-btn:hover {
    background-color: var(--accent);
    color: white;
    transform: scale(1.1);
}
.modal.zoom-mode .zoom-btn:hover {
    color: var(--accent);
}
.zoom-level {
    font-size: 0.75rem;
    font-weight: 600;
    pointer-events: none;
}

.zoom-btn:active {
    transform: scale(0.95);
}

@media (max-width: 767px) {
    .modal-zoom-controls {
        top: 60px;
        right: 10px;
    }
    
    .zoom-btn {
        width: 40px;
        height: 40px;
    }
}

.modal-info {
    margin-top: 1.5rem;
    text-align: center;
    background-color: var(--card);
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.modal.zoom-mode .modal-info {
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--foreground);
    margin-bottom: 0.5rem;
}

.modal-dimensions {
    color: var(--muted-foreground);
    margin-bottom: 0.25rem;
}

.modal-category {
    color: var(--accent);
}

/* Responsive Design */
@media (min-width: 768px) {
    .nav-desktop {
        display: flex;
    }
    
    .social-links {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: none;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-title {
        font-size: 3.75rem;
    }
}

@media (min-width: 1024px) {
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}