/* =========================================
   CSS Reset & Variables
   ========================================= */
:root {
    --color-primary: #1E90FF; /* Dodger Blue */
    --color-primary-dark: #0f6bd6;
    --color-bg: #050505; /* Black */
    --color-surface: #111111;
    --color-surface-light: #1a1a1a;
    --color-text: #ffffff;
    --color-text-muted: #a0a0a0;
    --color-border: #222222;
    
    --font-main: 'Outfit', sans-serif;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-padding {
    padding: 6rem 0;
}

.accent-text {
    color: var(--color-primary);
}

/* =========================================
   Typography
   ========================================= */
h1, h2, h3, h4 {
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(3rem, 8vw, 5rem); }
h2 { font-size: clamp(2rem, 5vw, 3.5rem); }
h3 { font-size: clamp(1.2rem, 3vw, 1.8rem); }

/* =========================================
   Buttons
   ========================================= */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-align: center;
    border-radius: 4px;
}

.btn-primary {
    background-color: var(--color-primary);
    color: #fff;
    box-shadow: 0 4px 15px rgba(30, 144, 255, 0.3);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    box-shadow: 0 6px 20px rgba(30, 144, 255, 0.5);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-text);
    border: 2px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-large {
    padding: 1rem 3rem;
    font-size: 1.1rem;
}

.btn-full {
    width: 100%;
}

/* =========================================
   Navigation
   ========================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    background-color: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    transition: padding var(--transition-normal), background var(--transition-normal);
}

.navbar.scrolled {
    padding: 1rem 0;
    background-color: rgba(5, 5, 5, 0.95);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 2px;
}

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

.nav-links a {
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-normal);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 20px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 2px;
    background-color: var(--color-text);
    transition: all var(--transition-fast);
}

/* =========================================
   Hero Section
   ========================================= */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.4) 100%);
}

.hero-content {
    max-width: 800px;
}

.hero p {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
    max-width: 600px;
}

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

/* =========================================
   Categories Section
   ========================================= */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header p {
    color: var(--color-text-muted);
    font-size: 1.1rem;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.category-card {
    background-color: var(--color-surface);
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    height: 350px;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--color-border);
    transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.category-card img {
    width: 100%;
    height: 70%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.category-placeholder {
    width: 100%;
    height: 70%;
    background-color: var(--color-surface-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
}

.category-content {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: linear-gradient(to top, var(--color-surface) 0%, rgba(17,17,17,0.8) 100%);
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
}

.category-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-primary);
}

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

.category-link {
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.9rem;
    margin-top: 0.5rem;
    display: inline-block;
    transition: margin-left var(--transition-fast);
}

.category-card:hover .category-link {
    margin-left: 5px;
}

/* =========================================
   About Section
   ========================================= */
.about-section {
    background-color: var(--color-surface);
    border-top: 1px solid var(--color-border);
}

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

.feature-list {
    margin-top: 2rem;
}

.feature-list li {
    margin-bottom: 1rem;
    padding-left: 2rem;
    position: relative;
    color: var(--color-text-muted);
}

.feature-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

.glow-box {
    background: linear-gradient(135deg, var(--color-surface-light), var(--color-surface));
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 4rem 2rem;
    text-align: center;
    position: relative;
    box-shadow: 0 0 50px rgba(30, 144, 255, 0.1);
}

.glow-box::before {
    content: '';
    position: absolute;
    top: -2px; left: -2px; right: -2px; bottom: -2px;
    background: linear-gradient(45deg, var(--color-primary), transparent, var(--color-primary));
    z-index: -1;
    border-radius: 14px;
    opacity: 0.3;
}

/* =========================================
   Shop Page Styles
   ========================================= */
.shop-page .navbar {
    background-color: var(--color-bg);
}

.shop-main {
    padding-top: 120px;
}

.shop-layout {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 3rem;
    align-items: start;
}

.category-filters {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-btn {
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    font-family: inherit;
    font-size: 1rem;
    text-align: left;
    padding: 0.5rem 0;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    color: var(--color-primary);
}

.category-tree ul {
    list-style: none;
    padding: 0;
}

.cat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2px 0;
}

.sub-categories {
    padding-left: 1.5rem !important;
    display: none;
    border-left: 1px solid var(--color-border);
    margin-left: 5px;
}

.has-children.expanded > .sub-categories {
    display: block;
}

.toggle-cat {
    cursor: pointer;
    color: var(--color-text-muted);
    transition: transform var(--transition-fast);
    padding: 5px;
}

.has-children.expanded > .cat-row .toggle-cat {
    transform: rotate(180deg);
}

.loading-cats {
    color: var(--color-text-muted);
    font-style: italic;
    font-size: 0.9rem;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.product-card {
    background-color: var(--color-surface);
    border-radius: 8px;
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition: transform var(--transition-normal);
}

.product-card:hover {
    transform: translateY(-5px);
    border-color: rgba(30, 144, 255, 0.5);
}

.product-img {
    height: 200px;
    background-color: var(--color-surface-light);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

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

.product-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: var(--color-primary);
    color: white;
    font-size: 0.7rem;
    font-weight: bold;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    text-transform: uppercase;
}

.product-info {
    padding: 1.5rem;
}

.product-category {
    font-size: 0.8rem;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
    display: block;
}

.product-title {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.product-price {
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

/* =========================================
   Cart Sidebar
   ========================================= */
.cart-toggle {
    background: transparent;
    border: none;
    color: var(--color-text);
    cursor: pointer;
    position: relative;
    display: flex;
    align-items: center;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -10px;
    background-color: var(--color-primary);
    color: white;
    font-size: 0.7rem;
    font-weight: bold;
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.cart-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal);
}

.cart-overlay.open {
    opacity: 1;
    visibility: visible;
}

.cart-sidebar {
    position: fixed;
    top: 0;
    right: -400px;
    width: 100%;
    max-width: 400px;
    height: 100%;
    background-color: var(--color-surface);
    border-left: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    transition: right var(--transition-normal);
    z-index: 2001;
}

.cart-overlay.open .cart-sidebar {
    right: 0;
}

.cart-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.close-cart {
    background: transparent;
    border: none;
    color: var(--color-text);
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
}

.cart-items {
    flex-grow: 1;
    overflow-y: auto;
    padding: 1.5rem;
}

.empty-cart-msg {
    color: var(--color-text-muted);
    text-align: center;
    margin-top: 2rem;
}

.cart-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
}

.cart-item-img {
    width: 60px;
    height: 60px;
    background-color: var(--color-surface-light);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cart-item-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cart-item-details {
    flex-grow: 1;
}

.cart-item-title {
    font-size: 0.9rem;
    margin-bottom: 0.2rem;
}

.cart-item-price {
    font-weight: bold;
    color: var(--color-primary);
}

.remove-item {
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    font-size: 0.8rem;
    cursor: pointer;
    margin-top: 0.5rem;
    text-decoration: underline;
}

.remove-item:hover {
    color: #ff4444;
}

.cart-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--color-border);
    background-color: var(--color-surface-light);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    font-size: 1.2rem;
    font-weight: bold;
    margin-bottom: 1rem;
}

/* =========================================
   Footer
   ========================================= */
.footer {
    background-color: #000;
    border-top: 1px solid var(--color-border);
    padding-top: 4rem;
}

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

.footer-brand p {
    color: var(--color-text-muted);
    margin-top: 1rem;
    max-width: 300px;
}

.footer h4 {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer-links a, .footer-contact p {
    color: var(--color-text-muted);
    display: block;
    margin-bottom: 0.8rem;
}

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

.footer-bottom {
    text-align: center;
    padding: 2rem 0;
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* =========================================
   Animations
   ========================================= */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }

/* =========================================
   Responsive Design
   ========================================= */
@media (max-width: 900px) {
    .shop-layout {
        grid-template-columns: 1fr;
    }
    
    .category-filters {
        flex-direction: row;
        overflow-x: auto;
        padding-bottom: 1rem;
    }
    
    .filter-btn {
        white-space: nowrap;
        padding: 0.5rem 1rem;
        background-color: var(--color-surface-light);
        border-radius: 20px;
    }
    
    .filter-btn.active {
        background-color: var(--color-primary);
        color: white;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background-color: var(--color-surface);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right var(--transition-normal);
        border-left: 1px solid var(--color-border);
    }
    
    .nav-links.nav-active {
        right: 0;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-content {
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-direction: column;
    }
    
    .about-grid, .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .glow-box {
        padding: 2rem 1rem;
    }
}