/* DION3D Public Styles */

/* Dark Theme (default) */
:root {
    --bg-primary: #0a0a0b;
    --bg-secondary: #111113;
    --bg-tertiary: #18181b;
    --bg-card: #141416;
    --bg-hover: #1c1c1f;
    --text-primary: #fafafa;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    --accent: #22c55e;
    --accent-hover: #16a34a;
    --accent-glow: rgba(34, 197, 94, 0.15);
    --border: #27272a;
    --border-light: #3f3f46;
    --gradient-accent: linear-gradient(135deg, #22c55e 0%, #10b981 100%);
    --nav-bg: rgba(10, 10, 11, 0.9);
    --container-max: 1200px;
    --section-padding: 5rem;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --transition: 0.2s ease;
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f4f4f5;
    --bg-tertiary: #e4e4e7;
    --bg-card: #ffffff;
    --bg-hover: #f4f4f5;
    --text-primary: #18181b;
    --text-secondary: #52525b;
    --text-muted: #71717a;
    --accent: #16a34a;
    --accent-hover: #15803d;
    --accent-glow: rgba(22, 163, 74, 0.1);
    --border: #e4e4e7;
    --border-light: #d4d4d8;
    --nav-bg: rgba(255, 255, 255, 0.9);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Theme Toggle */
.theme-toggle {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: all var(--transition);
    cursor: pointer;
}

.theme-toggle:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.theme-toggle .sun-icon { display: none; }
.theme-toggle .moon-icon { display: block; }

[data-theme="light"] .theme-toggle .sun-icon { display: block; }
[data-theme="light"] .theme-toggle .moon-icon { display: none; }

/* Light mode hero title fix */
[data-theme="light"] .hero-title {
    background: linear-gradient(135deg, #18181b 0%, #52525b 100%);
    -webkit-background-clip: text;
    background-clip: text;
}

/* Smooth theme transition */
body,
.nav,
.feature-card,
.product-card,
.cart-item,
.cart-summary,
.checkout-form,
.order-summary-card,
.success-content,
.filter-btn,
.btn-icon,
.form-group input,
.form-group textarea {
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-icon { color: var(--accent); font-size: 1.5rem; }
.logo-3d { color: var(--accent); }

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9rem;
    transition: color var(--transition);
}

.nav-links a:hover,
.nav-links a.active { color: var(--text-primary); }

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: all var(--transition);
}

.btn-icon:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.cart-btn { position: relative; }

.cart-count {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 18px;
    height: 18px;
    background: var(--accent);
    color: var(--bg-primary);
    font-size: 0.7rem;
    font-weight: 600;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
}

/* Hero */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 4rem;
    padding: 8rem 1.5rem 4rem;
    max-width: var(--container-max);
    margin: 0 auto;
}

.hero-content { max-width: 560px; }

.hero-tag {
    display: inline-block;
    background: var(--accent-glow);
    color: var(--accent);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #fafafa 0%, #a1a1aa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    background: var(--gradient-accent);
    color: var(--bg-primary);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: transform var(--transition), box-shadow var(--transition);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px var(--accent-glow);
}

.hero-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3rem;
}

.hero-stats {
    display: flex;
    gap: 3rem;
}

.stat { text-align: center; }

.stat-value {
    display: block;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Features */
.features {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    transition: transform var(--transition), border-color var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
}

.feature-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 1.5rem;
    background: var(--accent-glow);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
}

.feature-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Products Section */
.products-section {
    padding: var(--section-padding) 0;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 2.5rem;
}

.section-tag {
    display: inline-block;
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
}

.link-arrow {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color var(--transition);
}

.link-arrow:hover { color: var(--accent); }

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition), border-color var(--transition);
}

.product-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-light);
}

.product-image {
    position: relative;
    aspect-ratio: 1;
    background: var(--bg-secondary);
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.product-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}

.product-badge {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    background: var(--accent);
    color: var(--bg-primary);
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    text-transform: uppercase;
}

.product-badge.bestseller { background: #f59e0b; }

.product-info {
    padding: 1.25rem;
}

.product-category {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.product-title {
    font-size: 1rem;
    font-weight: 600;
    margin: 0.5rem 0;
}

.product-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.product-price {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent);
}

.btn-add-cart {
    width: 36px;
    height: 36px;
    background: var(--accent);
    color: var(--bg-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition);
}

.btn-add-cart:hover { background: var(--accent-hover); }

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    margin-top: 1rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    max-width: 280px;
}

.footer-links h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a,
.footer-links li {
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: color var(--transition);
}

.footer-links a:hover { color: var(--text-primary); }

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Shop Page */
.page-header {
    padding: 8rem 0 3rem;
    text-align: center;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.page-header p {
    color: var(--text-secondary);
}

.shop-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 2rem;
    padding: var(--section-padding) 0;
    max-width: var(--container-max);
    margin: 0 auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

.filters {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.filter-section {
    margin-bottom: 2rem;
}

.filter-section h3 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

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

.filter-btn {
    text-align: left;
    padding: 0.75rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: all var(--transition);
}

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

/* Cart Page */
.cart-section {
    padding: var(--section-padding) 1.5rem;
    max-width: var(--container-max);
    margin: 0 auto;
}

.cart-section h1 {
    font-size: 2rem;
    margin-bottom: 2rem;
}

.cart-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.cart-item {
    display: grid;
    grid-template-columns: 100px 1fr auto auto;
    gap: 1.5rem;
    align-items: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1rem;
}

.cart-item-image {
    width: 100px;
    height: 100px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    background: var(--bg-secondary);
}

.cart-item-info h3 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.cart-item-info p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.cart-item-price {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent);
}

.quantity-control {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.quantity-btn {
    width: 32px;
    height: 32px;
    background: var(--bg-hover);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.quantity-btn:hover {
    background: var(--bg-tertiary);
}

.quantity-value {
    width: 40px;
    text-align: center;
    font-weight: 500;
}

.cart-summary {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    margin-top: 2rem;
    max-width: 400px;
    margin-left: auto;
}

.cart-summary h2 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
}

.summary-row.total {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    padding-top: 1rem;
    border-top: 1px solid var(--border);
    margin-top: 1rem;
}

.cart-summary .btn-primary {
    width: 100%;
    justify-content: center;
    margin-top: 1.5rem;
}

.empty-cart {
    text-align: center;
    padding: 4rem 0;
    color: var(--text-muted);
}

.empty-cart svg {
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* Checkout */
.checkout-layout {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 3rem;
    padding: var(--section-padding) 1.5rem;
    max-width: var(--container-max);
    margin: 0 auto;
}

.checkout-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.checkout-form h2 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.order-summary {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.order-summary-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.order-summary h2 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.order-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.5rem;
}

.order-item {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
}

.order-item-name {
    color: var(--text-secondary);
}

/* Discount Code */
.discount-code-section {
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.5rem;
}

.discount-input-row {
    display: flex;
    gap: 0.5rem;
}

.discount-input-row input {
    padding: 0.6rem 0.75rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9rem;
}

.discount-input-row input:focus {
    outline: none;
    border-color: var(--accent);
}

.discount-applied {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: var(--radius);
    padding: 0.75rem;
    font-size: 0.85rem;
    color: #22c55e;
}

.discount-applied button {
    background: none;
    border: none;
    color: #ef4444;
    cursor: pointer;
    font-size: 0.8rem;
    text-decoration: underline;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 1rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--accent);
    border-radius: var(--radius-md);
    z-index: 1000;
    animation: slideIn 0.3s ease;
}

.toast.error { border-color: #ef4444; }

@keyframes slideIn {
    from { transform: translateY(100%); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* Success Page */
.success-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
}

.success-content {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 3rem;
    max-width: 500px;
}

.success-icon {
    width: 80px;
    height: 80px;
    background: var(--accent-glow);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--accent);
}

.success-content h1 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.success-content p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.order-number {
    background: var(--bg-primary);
    padding: 1rem;
    border-radius: var(--radius-sm);
    font-family: monospace;
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 7rem;
    }

    .hero-content { max-width: 100%; }
    .hero-actions { justify-content: center; }
    .hero-visual { order: -1; }

    .features-grid,
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .shop-layout {
        grid-template-columns: 1fr;
    }

    .filters {
        position: static;
        display: flex;
        gap: 1rem;
        overflow-x: auto;
        padding-bottom: 1rem;
    }

    .filter-section { margin-bottom: 0; }
    .filter-list { flex-direction: row; }

    .checkout-layout {
        grid-template-columns: 1fr;
    }

    .order-summary { position: static; }
}

@media (max-width: 768px) {
    :root { --section-padding: 3rem; }

    .nav-links { display: none; }
    .mobile-menu-btn { display: flex; }

    .hero-title { font-size: 2.5rem; }

    .features-grid,
    .products-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }

    .cart-item {
        grid-template-columns: 80px 1fr;
        gap: 1rem;
    }

    .cart-item-price,
    .quantity-control {
        grid-column: 2;
    }

    .form-row { grid-template-columns: 1fr; }
}