/* =========================================
   MIX FINDS - Modern Premium Design System
   ========================================= */

/* --- CSS Variables & Tokens --- */
:root {
    /* Colors - Sleek Dark Theme */
    --bg-base: #050505;
    --bg-surface: #0f1013;
    --bg-surface-elevated: #18191c;
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    
    --accent-primary: #e5ff00;
    --accent-hover: #ccff00;
    --brand-gradient: linear-gradient(135deg, #ffffff 0%, #a1a1aa 100%);
    --accent-glow: rgba(229, 255, 0, 0.15);
    
    /* Typography */
    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 300ms cubic-bezier(0.25, 0.8, 0.25, 1);
    
    /* Radii */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-full: 9999px;
}

/* --- Resets & Base --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

/* --- Layout & Utilities --- */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: clamp(5rem, 10vw, 8rem) 0;
}

.text-gradient {
    background: var(--brand-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.mt-4 {
    margin-top: var(--space-md);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    cursor: pointer;
    text-decoration: none;
    border: none;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

.btn-primary {
    background-color: var(--accent-primary);
    color: #000;
}

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

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-hover);
}

.btn-secondary:hover {
    border-color: var(--text-primary);
    background-color: var(--bg-surface);
}

.icon-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    border-radius: var(--radius-full);
    transition: background-color var(--transition-fast);
}

.icon-btn:hover {
    background-color: var(--bg-surface-elevated);
}

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

.link-with-icon:hover {
    color: var(--text-primary);
}

.link-with-icon i {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-smooth);
}

.link-with-icon:hover i {
    transform: translateX(4px);
}

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(3, 3, 3, 0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-subtle);
    transition: transform 0.3s ease;
}

.nav-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--accent-primary);
    transition: width 0.3s ease;
}

.nav-links a:hover {
    color: var(--accent-primary);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    gap: 0.5rem;
}

.mobile-menu-btn {
    display: none;
}

/* --- Hero Section --- */
.hero {
    position: relative;
    padding: 12rem 0 8rem;
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -2;
    mask-image: radial-gradient(circle at center, black 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(circle at center, black 30%, transparent 80%);
}

.hero-bg-glow {
    position: absolute;
    top: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 1000px;
    height: 1000px;
    background: radial-gradient(circle, var(--accent-glow) 0%, rgba(255, 255, 255, 0.02) 30%, rgba(0,0,0,0) 70%);
    z-index: -1;
    pointer-events: none;
}

.hero-content {
    max-width: 900px;
}

.badge {
    display: inline-block;
    padding: 0.35rem 1rem;
    background-color: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 2rem;
    color: var(--text-secondary);
}

.hero-title {
    font-size: clamp(3rem, 6vw, 5.5rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.35rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 3rem;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

/* --- Sections --- */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.25rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

/* --- Category Cards --- */
.category-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.5rem;
}

.category-card {
    position: relative;
    height: 350px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    padding: 1.5rem;
    text-decoration: none;
    border: 1px solid var(--border-subtle);
}

.category-card .card-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.7s cubic-bezier(0.25, 0.8, 0.25, 1);
    z-index: 0;
}

.category-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.2) 60%, rgba(0,0,0,0) 100%);
    z-index: 1;
}

.category-card:hover .card-bg {
    transform: scale(1.08);
}

.category-card .card-content {
    position: relative;
    z-index: 2;
}

.category-card h3 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.category-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* --- Products --- */
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem 1.5rem;
}

.product-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    text-decoration: none;
}

.product-card:hover {
    transform: translateY(-6px);
}

.product-image-wrap {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background-color: var(--bg-surface);
    aspect-ratio: 1 / 1;
    width: 100%;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border-subtle);
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    mix-blend-mode: screen;
    transition: transform 0.7s cubic-bezier(0.25, 1, 0.5, 1);
}

.product-card:hover .product-image {
    transform: scale(1.08);
}

.product-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: var(--text-primary);
    color: #000;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.product-info {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.product-brand {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.product-name {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    transition: color 0.3s ease;
}

.product-card:hover .product-name {
    color: var(--accent-primary);
}

.product-price {
    font-weight: 600;
    font-size: 1.1rem;
}

/* --- About Section --- */
.about {
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    padding: clamp(6rem, 10vw, 10rem) 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-content h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

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

.feature-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
}

.feature-list i {
    color: var(--accent-primary);
}

.about-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    aspect-ratio: 4/5;
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* --- Footer --- */
.footer {
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border-subtle);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

.footer-brand p {
    color: var(--text-secondary);
    margin: 1rem 0 1.5rem;
    max-width: 280px;
}

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

.social-links a {
    color: var(--text-secondary);
}

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

.footer-links h4, .footer-newsletter h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.footer-links display {
    display: flex;
    flex-direction: column;
}

.footer-links a {
    display: block;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.footer-links a:hover {
    color: var(--text-primary);
    transform: translateX(4px);
}

.footer-newsletter p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.newsletter-form input {
    flex: 1;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    outline: none;
    transition: border-color var(--transition-fast);
}

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

.newsletter-form button {
    padding: 0.75rem;
    border-radius: var(--radius-md);
}

.footer-bottom {
    padding: 2rem 1.5rem;
    border-top: 1px solid var(--border-subtle);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.legal-links {
    display: flex;
    gap: 1.5rem;
}

/* --- Shop Category Layout --- */
.category-header {
    padding: clamp(6rem, 10vw, 8rem) 0 4rem;
    background: var(--bg-surface);
    text-align: center;
    border-bottom: 1px solid var(--border-subtle);
}

.category-header h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    margin-bottom: 1rem;
    line-height: 1.1;
}

.category-header p {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.15rem;
}

.shop-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 4rem;
    align-items: start;
    padding-top: 1.5rem;
}

.category-sidebar {
    position: sticky;
    top: 120px;
    padding-right: 1rem;
}

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

.filter-group h4 {
    margin-bottom: 1rem;
    color: var(--text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.filter-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 0.95rem;
}

.filter-label input[type="checkbox"] {
    accent-color: var(--accent-primary);
    width: 16px;
    height: 16px;
    cursor: pointer;
}

/* --- Product Detail Layout --- */
.product-detail-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
    padding-top: 2rem;
}

.product-gallery {
    position: sticky;
    top: 120px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    aspect-ratio: 1 / 1;
}

.product-gallery img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    mix-blend-mode: screen;
}

.breadcrumb {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 2rem;
    font-weight: 500;
}

.breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.breadcrumb .separator {
    margin: 0 0.5rem;
    color: var(--border-subtle);
}

.product-meta h1 {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    margin-bottom: 0.5rem;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.product-meta .product-brand-large {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 1rem;
    display: block;
}

.product-meta .price {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2rem;
    display: block;
}

.product-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2.5rem;
}

.key-features {
    margin-bottom: 3rem;
    padding-top: 2.5rem;
    border-top: 1px solid var(--border-subtle);
}

.key-features h3 {
    margin-bottom: 1.5rem;
    font-size: 1.25rem;
}

.key-features ul {
    list-style: none;
    padding: 0;
}

.key-features li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.key-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 6px;
    width: 8px;
    height: 8px;
    background-color: var(--accent-primary);
    border-radius: 50%;
}

.product-actions {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

/* --- Responsive Design --- */
@media (max-width: 1024px) {
    .category-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .shop-layout {
        grid-template-columns: 1fr;
    }
    
    .category-sidebar {
        position: static;
        display: none; /* Hide sidebar on tablet/mobile by default for now */
    }
    
    .product-detail-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .product-gallery {
        position: relative;
        top: 0;
    }
    
    .about-grid {
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero {
        padding: 8rem 0 5rem;
    }
    
    .hero-title {
        font-size: 2.75rem;
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }
    
    .category-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2.5rem;
    }
    
    .footer-newsletter {
        grid-column: 1 / -1;
    }
}

@media (max-width: 480px) {
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}