/* =========================================
   Variables & Design System
   ========================================= */
:root {
    /* Colors */
    --bg-color: #0a0a0a;
    --surface-color: #141414;
    --text-primary: #f5f5f5;
    --text-secondary: #a0a0a0;
    --accent-color: #d4af37; /* Gold accent */
    
    /* Typography */
    --font-heading: 'Instrument Serif', serif;
    --font-body: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    
    /* Transitions */
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: 0.3s ease;
}

/* =========================================
   Global Styles
   ========================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: none; /* Hide default cursor for custom one */
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 400;
}

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

a:hover {
    color: var(--accent-color);
}

/* =========================================
   Custom Cursor
   ========================================= */
.cursor {
    width: 8px;
    height: 8px;
    background-color: var(--accent-color);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: width 0.2s, height 0.2s, background-color 0.2s;
}

.cursor-follower {
    width: 40px;
    height: 40px;
    border: 1px solid rgba(212, 175, 55, 0.5);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    transition: transform 0.1s ease-out;
}

.cursor.hovering {
    width: 60px;
    height: 60px;
    background-color: rgba(212, 175, 55, 0.1);
    border: 1px solid var(--accent-color);
    mix-blend-mode: difference;
}

/* =========================================
   Navigation
   ========================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    z-index: 1000;
    background-color: rgba(10, 10, 10, 0.5);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.4s ease;
}

.navbar.scrolled {
    padding: 1rem 5%;
    background-color: rgba(10, 10, 10, 0.9);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 3rem;
}

.nav-links a {
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* =========================================
   Hero Section
   ========================================= */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    text-align: center;
    z-index: 2;
}

.hero h1 {
    font-size: 6rem;
    margin-bottom: 1rem;
    letter-spacing: 4px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero .subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 1.2s cubic-bezier(0.16, 1, 0.3, 1) 0.3s forwards;
}

.btn-primary {
    display: inline-block;
    padding: 1rem 3rem;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.9rem;
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
    opacity: 0;
    animation: fadeUp 1.2s cubic-bezier(0.16, 1, 0.3, 1) 0.6s forwards;
}

.btn-primary:hover {
    background-color: var(--accent-color);
    color: var(--bg-color);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(20,20,20,0.8) 0%, rgba(10,10,10,1) 100%);
    z-index: 1;
}

/* =========================================
   Gallery Section
   ========================================= */
.section-title {
    font-size: 3.5rem;
    text-align: center;
    margin-bottom: 4rem;
    letter-spacing: 2px;
}

.gallery-section {
    padding: 8rem 5%;
    background-color: var(--bg-color);
}

.collection-desc {
    max-width: 800px;
    margin: -2rem auto 4rem;
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
}

.collection-desc p {
    margin-bottom: 1.5rem;
}

.collection-desc p:last-child {
    margin-bottom: 0;
    font-style: italic;
    color: var(--text-primary);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    cursor: none;
    aspect-ratio: 4/5;
}

.gallery-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow), filter var(--transition-slow);
    filter: brightness(0.8) grayscale(20%);
}

.gallery-item:hover .gallery-img {
    transform: scale(1.05);
    filter: brightness(1) grayscale(0%);
}

.item-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2rem;
    background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
    transform: translateY(100%);
    transition: transform var(--transition-slow);
}

.gallery-item:hover .item-overlay {
    transform: translateY(0);
}

.item-overlay h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.item-overlay p {
    color: var(--accent-color);
    font-size: 0.9rem;
    font-family: var(--font-body);
}

.item-overlay .artwork-desc {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: 0.5rem;
    line-height: 1.4;
}

/* =========================================
   Shop Section
   ========================================= */
.shop-section {
    padding: 8rem 5%;
    background-color: var(--bg-color);
}

.shop-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.product-card {
    background-color: var(--surface-color);
    border: 1px solid rgba(255,255,255,0.05);
    transition: transform var(--transition-fast);
}

.product-card:hover {
    transform: translateY(-10px);
}

.product-card img {
    width: 100%;
    height: 350px;
    object-fit: cover;
}

.product-info {
    padding: 2rem;
    text-align: center;
}

.product-info h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.product-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.price {
    color: var(--accent-color);
    font-size: 1.2rem;
    font-family: var(--font-heading);
    margin-bottom: 1.5rem;
}

.size-selector {
    width: 100%;
    padding: 0.5rem;
    margin-bottom: 1rem;
    background-color: var(--bg-color);
    color: var(--text-primary);
    border: 1px solid rgba(255,255,255,0.2);
    font-family: var(--font-body);
    font-size: 0.9rem;
    outline: none;
    cursor: pointer;
}

.size-selector:focus {
    border-color: var(--accent-color);
}

.paypal-container {
    margin-top: 2rem;
    max-width: 100%;
}

.btn-buy {
    display: inline-block;
    padding: 0.8rem 2rem;
    background-color: transparent;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.8rem;
    transition: all 0.3s ease;
    cursor: none;
}

.btn-buy:hover {
    background-color: var(--accent-color);
    color: var(--bg-color);
}

.product-card.sold img {
    filter: grayscale(1) brightness(0.6);
}

.btn-sold {
    display: inline-block;
    padding: 0.8rem 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.8rem;
    cursor: default;
}

/* =========================================
   About Section
   ========================================= */
.about-section {
    padding: 8rem 5%;
    background-color: var(--surface-color);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    max-width: 1200px;
    margin: 0 auto;
    align-items: center;
}

.about-text p {
    margin-bottom: 2rem;
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.about-image {
    position: relative;
}

.artist-img {
    width: 100%;
    height: auto;
    filter: grayscale(100%);
    transition: filter var(--transition-slow);
}

.about-image:hover .artist-img {
    filter: grayscale(0%);
}

/* =========================================
   Contact Section
   ========================================= */
.contact-section {
    padding: 10rem 5%;
    text-align: center;
    background-color: var(--bg-color);
}

.contact-content p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.email-link {
    font-family: var(--font-heading);
    font-size: 3rem;
    display: block;
    margin-bottom: 4rem;
    position: relative;
    display: inline-block;
}

.email-link::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 0%;
    height: 1px;
    background-color: var(--accent-color);
    transition: width var(--transition-slow);
}

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

.social-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.social-links a {
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.9rem;
}

/* =========================================
   Newsletter Section
   ========================================= */
.newsletter-section {
    padding: 8rem 5%;
    text-align: center;
    background-color: var(--surface-color);
}

.newsletter-form {
    display: flex;
    max-width: 500px;
    margin: 3rem auto 0;
    gap: 1rem;
}

.newsletter-form input {
    flex: 1;
    background: transparent;
    border: none;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    color: var(--text-primary);
    padding: 0.8rem 0;
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.3s ease;
}

.newsletter-form input:focus {
    border-color: var(--accent-color);
}

.newsletter-form .btn-buy {
    white-space: nowrap;
    cursor: none;
}

@media (max-width: 600px) {
    .newsletter-form {
        flex-direction: column;
        gap: 2rem;
    }
}

/* =========================================
   Footer
   ========================================= */
footer {
    text-align: center;
    padding: 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* =========================================
   Lightbox
   ========================================= */
.lightbox {
    display: none;
    position: fixed;
    z-index: 2000;
    padding-top: 50px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.95);
    backdrop-filter: blur(5px);
}

.lightbox-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 80vh;
    object-fit: contain;
    animation: zoomIn 0.5s ease;
}

#lightbox-caption {
    margin: auto;
    display: block;
    width: 80%;
    text-align: center;
    color: #ccc;
    padding: 20px 0;
    font-family: var(--font-heading);
    font-size: 1.5rem;
}

.close-lightbox {
    position: absolute;
    top: 30px;
    right: 40px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: 300;
    transition: color 0.3s;
    cursor: pointer;
}

.close-lightbox:hover {
    color: var(--accent-color);
}

/* =========================================
   Animations & Utilities
   ========================================= */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes zoomIn {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 { font-size: 4rem; }
    .about-container { grid-template-columns: 1fr; }
    .email-link { font-size: 2rem; }
    .nav-links { display: none; /* simple mobile */ }
}