/* ============================================
   PLUTOCLOTHING - Streetwear E-Commerce
   CSS Stylesheet
   ============================================ */

/* === CSS Variables / Design Tokens === */
:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-card: #161616;
    --bg-hover: #1a1a1a;
    --bg-overlay: rgba(0,0,0,0.85);
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    --accent: #ffffff;
    --accent-hover: #e0e0e0;
    --border: #222222;
    --border-light: #333333;
    --success: #00c853;
    --danger: #ff3d00;
    --warning: #ffc107;
    --font-primary: 'Inter', 'Noto Sans Thai', -apple-system, BlinkMacSystemFont, sans-serif;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.5);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --header-height: 70px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

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

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

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

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* === Announcement Bar === */
.announcement-bar {
    background: linear-gradient(90deg, #1a1a2e, #16213e, #0f3460);
    color: var(--text-primary);
    padding: 10px 20px;
    text-align: center;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 1px;
    position: relative;
    z-index: 100;
    overflow: hidden;
    animation: shimmer 3s infinite;
}

.announcement-bar::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 200%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.05), transparent);
    animation: slideShimmer 4s infinite;
}

@keyframes slideShimmer {
    0% { transform: translateX(-50%); }
    100% { transform: translateX(50%); }
}

.announcement-content {
    position: relative;
    z-index: 1;
}

.announcement-close {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 18px;
    cursor: pointer;
    z-index: 2;
    transition: var(--transition);
}

.announcement-close:hover {
    color: var(--text-primary);
}

.announcement-bar.hidden {
    display: none;
}

/* === Header === */
.site-header {
    position: sticky;
    top: 0;
    z-index: 90;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.site-header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 5px;
    z-index: 100;
}

.menu-toggle span {
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}

.logo {
    display: flex;
    align-items: center;
}

.logo-text {
    font-size: 22px;
    font-weight: 900;
    letter-spacing: 4px;
    text-transform: uppercase;
}

.main-nav {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-link {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-secondary);
    position: relative;
    padding: 5px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}

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

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.search-btn,
.cart-btn,
.user-btn {
    position: relative;
    padding: 8px;
    color: var(--text-secondary);
    transition: var(--transition);
    background: none;
    border: none;
    cursor: pointer;
}

.search-btn:hover,
.cart-btn:hover,
.user-btn:hover {
    color: var(--text-primary);
    transform: scale(1.1);
}

.cart-count {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--text-primary);
    color: var(--bg-primary);
    font-size: 10px;
    font-weight: 700;
    min-width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: scale(0);
    transition: var(--transition);
}

.cart-count.show {
    transform: scale(1);
}

/* === Search Overlay === */
.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-overlay);
    z-index: 200;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 120px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.search-overlay.active {
    opacity: 1;
    visibility: visible;
}

.search-container {
    width: 90%;
    max-width: 600px;
    position: relative;
}

.search-container input {
    width: 100%;
    padding: 20px 60px 20px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: 18px;
    outline: none;
    transition: var(--transition);
}

.search-container input:focus {
    border-color: var(--text-primary);
}

.search-close {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 28px;
    color: var(--text-secondary);
}

.search-results {
    width: 90%;
    max-width: 600px;
    margin-top: 20px;
    max-height: 400px;
    overflow-y: auto;
}

.search-result-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px 15px;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    margin-bottom: 8px;
    cursor: pointer;
    transition: var(--transition);
}

.search-result-item:hover {
    background: var(--bg-hover);
    transform: translateX(5px);
}

.search-result-item img {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.search-result-item .result-info h4 {
    font-size: 14px;
    margin-bottom: 2px;
}

.search-result-item .result-info p {
    font-size: 13px;
    color: var(--text-secondary);
}

/* === Cart Sidebar === */
.cart-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    z-index: 150;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

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

.cart-sidebar {
    position: fixed;
    top: 0;
    right: -450px;
    width: 420px;
    max-width: 100%;
    height: 100%;
    background: var(--bg-secondary);
    z-index: 151;
    display: flex;
    flex-direction: column;
    transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-lg);
}

.cart-sidebar.active {
    right: 0;
}

.cart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    border-bottom: 1px solid var(--border);
}

.cart-header h3 {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.cart-close {
    font-size: 28px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.cart-close:hover {
    color: var(--text-primary);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 20px 25px;
}

.cart-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.cart-empty p {
    margin-top: 15px;
    font-size: 14px;
}

.cart-item {
    display: flex;
    gap: 15px;
    padding: 15px 0;
    border-bottom: 1px solid var(--border);
    animation: fadeInUp 0.3s ease;
}

.cart-item-img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.cart-item-info {
    flex: 1;
}

.cart-item-info h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
}

.cart-item-info .cart-item-meta {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.cart-item-info .cart-item-price {
    font-size: 14px;
    font-weight: 700;
}

.cart-item-actions {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: space-between;
}

.cart-item-remove {
    color: var(--text-muted);
    font-size: 18px;
    transition: var(--transition);
}

.cart-item-remove:hover {
    color: var(--danger);
}

.qty-control {
    display: flex;
    align-items: center;
    gap: 8px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    padding: 2px;
}

.qty-control button {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: var(--text-secondary);
    transition: var(--transition);
    border-radius: var(--radius-sm);
}

.qty-control button:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.qty-control span {
    font-size: 13px;
    font-weight: 600;
    min-width: 20px;
    text-align: center;
}

.cart-footer {
    padding: 20px 25px;
    border-top: 1px solid var(--border);
    background: var(--bg-card);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 15px;
}

.checkout-btn {
    width: 100%;
    padding: 14px;
    background: var(--text-primary);
    color: var(--bg-primary);
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 2px;
    text-transform: uppercase;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.checkout-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255,255,255,0.2);
}

/* === Mobile Nav === */
.mobile-nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    z-index: 140;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.mobile-nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav {
    position: fixed;
    top: 0;
    left: -320px;
    width: 300px;
    height: 100%;
    background: var(--bg-secondary);
    z-index: 141;
    transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
}

.mobile-nav.active {
    left: 0;
}

.mobile-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    border-bottom: 1px solid var(--border);
}

.mobile-nav-close {
    font-size: 28px;
    color: var(--text-secondary);
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    padding: 20px 0;
}

.mobile-nav-links a {
    padding: 15px 25px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.mobile-nav-links a:hover {
    color: var(--text-primary);
    background: var(--bg-hover);
    padding-left: 35px;
}

/* === Hero Section === */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('images/hero-pluto.jpg') no-repeat center center;
    background-size: cover;
    opacity: 0.25;
    mix-blend-mode: screen;
    filter: blur(6px);
    
    /* Smooth fade to the edges of the screen */
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 100%);
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 100%);
    
    animation: heroPulse 10s ease-in-out infinite alternate;
}

@keyframes heroPulse {
    0% { opacity: 1; }
    50% { opacity: 0.8; }
    100% { opacity: 1; }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 0 20px;
    margin-top: -8vh;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: clamp(48px, 10vw, 120px);
    font-weight: 900;
    letter-spacing: 10px;
    line-height: 1;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.glitch {
    position: relative;
    animation: glitch-anim 5s infinite;
}

@keyframes glitch-anim {
    0%, 100% { text-shadow: none; }
    2% { text-shadow: -2px 0 #ff0040, 2px 0 #00ff80; }
    4% { text-shadow: 2px 0 #ff0040, -2px 0 #00ff80; }
    6% { text-shadow: none; }
    92% { text-shadow: none; }
    94% { text-shadow: -2px 0 #ff0040, 2px 0 #00ff80; }
    96% { text-shadow: 2px 0 #ff0040, -2px 0 #00ff80; }
    98% { text-shadow: none; }
}

.hero-subtitle {
    font-size: clamp(14px, 2vw, 20px);
    font-weight: 600;
    letter-spacing: 8px;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.hero-desc {
    font-size: 16px;
    color: var(--text-muted);
    letter-spacing: 4px;
    margin-bottom: 40px;
}

.hero-btn {
    display: inline-block;
    padding: 16px 50px;
    background: var(--text-primary);
    color: var(--bg-primary);
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 3px;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.hero-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: 0.5s;
}

.hero-btn:hover::before {
    left: 100%;
}

.hero-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255,255,255,0.15);
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    font-size: 11px;
    letter-spacing: 3px;
    animation: scrollBounce 2s infinite;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--text-muted), transparent);
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* === Page Sections === */
.page {
    display: none;
    min-height: 60vh;
}

.page.active {
    display: block;
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.section-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 60px 30px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.section-title {
    font-size: 28px;
    font-weight: 900;
    letter-spacing: 4px;
    text-transform: uppercase;
    position: relative;
    padding-bottom: 12px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--text-primary);
}

.view-all {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.view-all:hover {
    color: var(--text-primary);
    transform: translateX(5px);
}

/* === Products Grid === */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

.product-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    border: 1px solid var(--border);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-light);
}

.product-card-img {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    background: #1a1a1a;
}

.product-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.product-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 4px 12px;
    background: var(--text-primary);
    color: var(--bg-primary);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    z-index: 2;
}

.product-badge.sale {
    background: var(--danger);
    color: white;
}

.product-quick-add {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 12px;
    background: rgba(0,0,0,0.8);
    backdrop-filter: blur(10px);
    text-align: center;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    transform: translateY(100%);
    transition: var(--transition);
    z-index: 2;
}

.product-card:hover .product-quick-add {
    transform: translateY(0);
}

.product-card-info {
    padding: 16px;
}

.product-card-info h3 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 6px;
    letter-spacing: 0.5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.product-card-info .product-category {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.product-card-info .product-price {
    font-size: 16px;
    font-weight: 800;
}

.product-card-info .product-price .original-price {
    text-decoration: line-through;
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 400;
    margin-left: 8px;
}

/* === Brand Story === */
.brand-story {
    background: linear-gradient(135deg, #0f0f0f 0%, #1a1a1a 50%, #0f0f0f 100%);
    padding: 100px 30px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.brand-story::before {
    content: 'PT';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 300px;
    font-weight: 900;
    color: rgba(255,255,255,0.02);
    letter-spacing: 20px;
    pointer-events: none;
}

.brand-content {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.brand-content h2 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 20px;
}

.brand-content .highlight {
    background: linear-gradient(135deg, #fff, #aaa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-content p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 30px;
}

.brand-btn {
    display: inline-block;
    padding: 14px 40px;
    border: 2px solid var(--text-primary);
    color: var(--text-primary);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 3px;
    text-transform: uppercase;
    transition: var(--transition);
}

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

/* === Shop Page === */
.shop-header {
    text-align: center;
    padding: 80px 30px 40px;
    background: linear-gradient(180deg, var(--bg-secondary), var(--bg-primary));
}

.shop-header h1 {
    font-size: 48px;
    font-weight: 900;
    letter-spacing: 8px;
    margin-bottom: 10px;
}

.shop-header p {
    color: var(--text-secondary);
    font-size: 15px;
}

.shop-filters {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.filter-btn {
    padding: 10px 24px;
    border: 1px solid var(--border-light);
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    transition: var(--transition);
    letter-spacing: 0.5px;
}

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

.shop-sort {
    margin-bottom: 30px;
}

.shop-sort select {
    padding: 10px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 13px;
    outline: none;
    cursor: pointer;
}

/* === Product Detail === */
.breadcrumb {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 30px;
}

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

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

.product-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.product-gallery {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-card);
}

.product-gallery img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
}

.product-info {
    padding: 20px 0;
}

.product-info .product-category-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.product-info h1 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 15px;
    letter-spacing: 1px;
}

.product-info .detail-price {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 25px;
}

.product-info .detail-price .original {
    text-decoration: line-through;
    color: var(--text-muted);
    font-size: 18px;
    font-weight: 400;
    margin-left: 10px;
}

.product-info .detail-description {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 30px;
    padding-bottom: 25px;
    border-bottom: 1px solid var(--border);
    white-space: pre-wrap;
}

.size-selector {
    margin-bottom: 25px;
}

.size-selector h4 {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.size-options {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.size-option {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    transition: var(--transition);
}

.size-option:hover,
.size-option.selected {
    border-color: var(--text-primary);
    background: var(--text-primary);
    color: var(--bg-primary);
}

.add-to-cart-section {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
}

.detail-qty {
    display: flex;
    align-items: center;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.detail-qty button {
    padding: 14px 18px;
    font-size: 16px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.detail-qty button:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.detail-qty span {
    padding: 0 15px;
    font-weight: 600;
    min-width: 40px;
    text-align: center;
}

.add-to-cart-btn {
    flex: 1;
    padding: 14px 30px;
    background: var(--text-primary);
    color: var(--bg-primary);
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 2px;
    text-transform: uppercase;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.add-to-cart-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255,255,255,0.2);
}

.product-meta {
    border-top: 1px solid var(--border);
    padding-top: 20px;
}

.product-meta p {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.product-meta strong {
    color: var(--text-primary);
}

/* === Checkout Page === */
.checkout-title {
    font-size: 32px;
    font-weight: 900;
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 40px;
}

.checkout-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 50px;
    align-items: start;
}

.checkout-form-container h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--text-primary);
    box-shadow: 0 0 0 3px rgba(255,255,255,0.05);
}

.payment-methods {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 25px;
}

.payment-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
}

.payment-option:hover {
    border-color: var(--text-primary);
}

.payment-option input[type="radio"] {
    accent-color: var(--text-primary);
    width: 18px;
    height: 18px;
}

.payment-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 500;
}

.submit-order-btn {
    width: 100%;
    padding: 16px;
    background: var(--text-primary);
    color: var(--bg-primary);
    font-weight: 700;
    font-size: 15px;
    letter-spacing: 2px;
    text-transform: uppercase;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
}

.submit-order-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255,255,255,0.2);
}

.order-summary {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 30px;
    position: sticky;
    top: 100px;
}

.order-summary h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border);
    letter-spacing: 1px;
}

.checkout-item {
    display: flex;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
}

.checkout-item img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.checkout-item-info {
    flex: 1;
}

.checkout-item-info h4 {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 4px;
}

.checkout-item-info p {
    font-size: 12px;
    color: var(--text-secondary);
}

.checkout-item-price {
    font-size: 14px;
    font-weight: 700;
    white-space: nowrap;
}

.summary-line {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    font-size: 14px;
    color: var(--text-secondary);
}

.summary-line.total {
    font-size: 18px;
    font-weight: 800;
    color: var(--text-primary);
    border-top: 2px solid var(--border-light);
    margin-top: 10px;
    padding-top: 15px;
}

.free-shipping {
    color: var(--success);
    font-weight: 600;
}

/* === Success Page === */
.success-container {
    text-align: center;
    padding: 120px 30px;
    max-width: 500px;
    margin: 0 auto;
    animation: fadeInUp 0.6s ease;
}

.success-icon {
    margin-bottom: 30px;
    animation: successPop 0.5s ease;
}

@keyframes successPop {
    0% { transform: scale(0); }
    60% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.success-container h1 {
    font-size: 32px;
    margin-bottom: 15px;
}

.success-container p {
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.order-id {
    margin: 20px 0 30px;
    padding: 15px;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

/* === Contact Page === */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: start;
}

.contact-item {
    display: flex;
    gap: 15px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    margin-bottom: 15px;
    transition: var(--transition);
}

.contact-item:hover {
    border-color: var(--border-light);
    transform: translateX(5px);
}

.contact-item svg {
    flex-shrink: 0;
    color: var(--text-secondary);
}

.contact-item h4 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 4px;
}

.contact-item p {
    font-size: 13px;
    color: var(--text-secondary);
}

.contact-form .form-group input,
.contact-form .form-group textarea {
    background: var(--bg-card);
}

/* === Footer === */
.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    margin-top: 80px;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 60px 30px 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    font-size: 22px;
    font-weight: 900;
    letter-spacing: 4px;
    margin-bottom: 15px;
}

.footer-col p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 15px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-light);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: var(--transition);
}

.social-links a:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
    transform: translateY(-3px);
}

.footer-col h4 {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 15px;
}

.footer-col a {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 10px;
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--text-primary);
    transform: translateX(5px);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 25px;
    border-top: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-muted);
}

.admin-link {
    font-size: 12px;
    color: var(--text-muted);
    opacity: 0.4;
    transition: var(--transition);
}

.admin-link:hover {
    opacity: 1;
    color: var(--text-secondary);
}

/* === Toast Notification === */
.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--text-primary);
    color: var(--bg-primary);
    padding: 14px 28px;
    border-radius: var(--radius-lg);
    font-size: 14px;
    font-weight: 600;
    z-index: 999;
    transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-lg);
    white-space: nowrap;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
}

/* === Scrollbar === */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-light);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* === Responsive === */
@media (max-width: 1024px) {
    .product-detail {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .checkout-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .order-summary {
        position: static;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .header-container {
        padding: 0 15px;
    }
    
    .hero-title {
        letter-spacing: 4px;
    }
    
    .hero-subtitle {
        letter-spacing: 4px;
    }
    
    .section-container {
        padding: 40px 15px;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .product-card-info {
        padding: 10px;
    }
    
    .product-card-info h3 {
        font-size: 12px;
    }
    
    .product-card-info .product-price {
        font-size: 14px;
    }
    
    .brand-story {
        padding: 60px 20px;
    }
    
    .brand-content h2 {
        font-size: 24px;
    }
    
    .shop-header h1 {
        font-size: 32px;
    }
    
    .checkout-title {
        font-size: 24px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .add-to-cart-section {
        flex-direction: column;
    }
    
    .cart-sidebar {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    
    .product-card {
        border-radius: var(--radius-md);
    }

    .product-card-info {
        padding: 10px 8px;
    }

    .product-card-info h3 {
        font-size: 12px;
        white-space: normal;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        line-height: 1.4;
        margin-bottom: 4px;
    }

    .product-card-info .product-price {
        font-size: 13px;
        font-weight: 700;
    }
    
    .product-card-info .product-category {
        display: none;
    }
    
    .product-quick-add {
        display: none;
    }

    #featuredProducts {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        padding-bottom: 15px;
        margin-right: -15px;
        padding-right: 15px;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }
    
    #featuredProducts::-webkit-scrollbar {
        display: none;
    }
    
    #featuredProducts .product-card {
        flex: 0 0 75%;
        scroll-snap-align: start;
        border-radius: var(--radius-md);
    }
}

/* ============================================
   Auth Modal (Login / Register)
   ============================================ */
.auth-overlay {
    position: fixed;
    inset: 0;
    z-index: 300;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
    padding: 20px;
}

.auth-overlay.active {
    opacity: 1;
    visibility: visible;
}

.auth-card {
    position: relative;
    width: 100%;
    max-width: 420px;
    background: linear-gradient(145deg, #1a1a1a, #111111);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 40px 36px 36px;
    box-shadow:
        0 25px 60px rgba(0, 0, 0, 0.6),
        0 0 0 1px rgba(255, 255, 255, 0.05) inset;
    transform: translateY(30px) scale(0.95);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.35s ease;
    opacity: 0;
}

.auth-overlay.active .auth-card {
    transform: translateY(0) scale(1);
    opacity: 1;
}

.auth-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.25s ease;
}

.auth-close:hover {
    background: rgba(255, 255, 255, 0.12);
    color: var(--text-primary);
    transform: rotate(90deg);
}

/* Header */
.auth-header {
    text-align: center;
    margin-bottom: 32px;
}

.auth-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0.03));
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    color: var(--text-primary);
}

.auth-title {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: 0.5px;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.auth-subtitle {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 400;
}

/* Fields */
.auth-field {
    margin-bottom: 20px;
}

.auth-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.auth-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.auth-input-icon {
    position: absolute;
    left: 14px;
    color: var(--text-muted);
    pointer-events: none;
    transition: color 0.25s ease;
}

.auth-input-wrap input {
    width: 100%;
    padding: 14px 16px 14px 44px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: var(--font-primary);
    outline: none;
    transition: all 0.25s ease;
}

.auth-input-wrap input::placeholder {
    color: var(--text-muted);
    font-size: 13px;
}

.auth-input-wrap input:focus {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.25);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.05);
}

.auth-input-wrap input:focus ~ .auth-input-icon,
.auth-input-wrap:focus-within .auth-input-icon {
    color: var(--text-primary);
}

/* Button */
.auth-btn {
    width: 100%;
    padding: 15px 24px;
    margin-top: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: var(--text-primary);
    color: var(--bg-primary);
    font-family: var(--font-primary);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.auth-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(255,255,255,0.15) 50%, transparent 100%);
    transform: translateX(-100%);
    transition: transform 0.5s ease;
}

.auth-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.15);
}

.auth-btn:hover::before {
    transform: translateX(100%);
}

.auth-btn:active {
    transform: translateY(0);
}

/* Divider */
.auth-divider {
    display: flex;
    align-items: center;
    margin: 20px 0;
    gap: 16px;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(255,255,255,0.1), transparent);
}

.auth-divider span {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 500;
}

/* Switch link */
.auth-switch {
    text-align: center;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.25s ease;
    margin: 0;
}

.auth-switch strong {
    color: var(--text-primary);
    font-weight: 700;
    position: relative;
}

.auth-switch strong::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--text-primary);
    transition: width 0.3s ease;
}

.auth-switch:hover strong::after {
    width: 100%;
}

/* Responsive */
@media (max-width: 480px) {
    .auth-card {
        padding: 32px 24px 28px;
        border-radius: 16px;
        margin: 10px;
    }

    .auth-title {
        font-size: 20px;
    }

    .auth-icon {
        width: 48px;
        height: 48px;
    }
}