/* ===== Reset & Base ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
:root {
    --bg: #0a0a0f;
    --bg-2: #12121a;
    --bg-3: #1a1a25;
    --card: #16161f;
    --card-hover: #1c1c28;
    --border: #2a2a3a;
    --text: #f0f0f5;
    --text-dim: #9a9ab0;
    --text-mute: #6a6a80;
    --primary: #6c5ce7;
    --primary-2: #a29bfe;
    --primary-glow: rgba(108, 92, 231, 0.4);
    --accent: #00d2ff;
    --accent-2: #00f5a0;
    --danger: #ff6b6b;
    --warning: #ffd93d;
    --radius: 16px;
    --radius-sm: 10px;
    --radius-lg: 24px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow: 0 8px 32px rgba(0,0,0,0.4);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.5);
    --max-width: 1200px;
}
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
img { max-width: 100%; display: block; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ===== Announcement Bar ===== */
.announcement-bar {
    background: linear-gradient(90deg, var(--primary), var(--accent));
    color: #fff;
    text-align: center;
    padding: 10px;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.3px;
}

/* ===== Header ===== */
.header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}
.header-inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 68px;
}
.logo { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 1.4rem; }
.logo-icon {
    font-size: 1.5rem;
    filter: drop-shadow(0 0 8px var(--primary-glow));
}
.logo-text { background: linear-gradient(135deg, var(--primary-2), var(--accent)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.nav { display: flex; gap: 32px; }
.nav a { font-size: 0.95rem; font-weight: 500; color: var(--text-dim); transition: var(--transition); }
.nav a:hover { color: var(--text); }
.header-actions { display: flex; gap: 12px; }
.icon-btn {
    width: 40px; height: 40px; border-radius: 50%;
    background: var(--bg-3); font-size: 1.1rem;
    display: flex; align-items: center; justify-content: center;
    transition: var(--transition); position: relative;
}
.icon-btn:hover { background: var(--primary); transform: translateY(-2px); }
.cart-count {
    position: absolute; top: -2px; right: -2px;
    background: var(--accent); color: #000;
    font-size: 0.7rem; font-weight: 700;
    min-width: 18px; height: 18px; border-radius: 9px;
    display: flex; align-items: center; justify-content: center;
    padding: 0 4px;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 14px 32px; border-radius: var(--radius-sm);
    font-weight: 600; font-size: 1rem; transition: var(--transition);
    cursor: pointer; white-space: nowrap;
}
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    color: #fff; box-shadow: 0 4px 20px var(--primary-glow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px var(--primary-glow); }
.btn-ghost { color: var(--text); border: 1px solid var(--border); }
.btn-ghost:hover { background: var(--bg-3); border-color: var(--primary); }
.btn-full { width: 100%; }

/* ===== Hero ===== */
.hero { padding: 80px 0 60px; position: relative; overflow: hidden; }
.hero::before {
    content: ''; position: absolute; top: -200px; right: -200px;
    width: 600px; height: 600px; border-radius: 50%;
    background: radial-gradient(circle, var(--primary-glow), transparent 70%);
    pointer-events: none;
}
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; position: relative; }
.hero-badge {
    display: inline-block; padding: 6px 16px; border-radius: 20px;
    background: var(--bg-3); border: 1px solid var(--border);
    font-size: 0.85rem; font-weight: 600; color: var(--accent);
    margin-bottom: 24px;
}
.hero h1 { font-size: 3.5rem; font-weight: 800; line-height: 1.15; margin-bottom: 20px; }
.gradient-text { background: linear-gradient(135deg, var(--primary-2), var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero p { font-size: 1.15rem; color: var(--text-dim); margin-bottom: 32px; max-width: 480px; }
.hero-cta { display: flex; gap: 16px; margin-bottom: 48px; }
.hero-stats { display: flex; gap: 40px; }
.hero-stats div { display: flex; flex-direction: column; }
.hero-stats strong { font-size: 1.8rem; font-weight: 800; }
.hero-stats span { font-size: 0.85rem; color: var(--text-mute); }

.hero-visual { position: relative; height: 420px; }
.hero-card {
    position: absolute; border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--card), var(--bg-3));
    border: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    box-shadow: var(--shadow-lg);
}
.hero-card-main {
    width: 260px; height: 260px; top: 50%; left: 50%;
    transform: translate(-50%, -50%); font-size: 7rem;
}
.hero-card-glow {
    position: absolute; inset: 0; border-radius: var(--radius-lg);
    background: radial-gradient(circle at 30% 30%, var(--primary-glow), transparent 60%);
    opacity: 0.6;
}
.hero-card-float { width: 100px; height: 100px; font-size: 2.5rem; animation: float 4s ease-in-out infinite; }
.hero-card-1 { top: 20px; left: 10px; animation-delay: 0s; }
.hero-card-2 { bottom: 30px; left: 0; animation-delay: 1s; }
.hero-card-3 { top: 40px; right: 20px; animation-delay: 2s; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-16px); } }

/* ===== Section Head ===== */
.section-head { text-align: center; margin-bottom: 48px; }
.section-head h2 { font-size: 2.2rem; font-weight: 800; margin-bottom: 8px; }
.section-head p { color: var(--text-dim); font-size: 1.05rem; }

/* ===== Categories ===== */
.categories { padding: 60px 0; }
.category-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.category-card {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 32px 28px;
    transition: var(--transition); position: relative; overflow: hidden;
}
.category-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transform: scaleX(0); transform-origin: left; transition: var(--transition);
}
.category-card:hover { background: var(--card-hover); transform: translateY(-6px); border-color: var(--primary); }
.category-card:hover::before { transform: scaleX(1); }
.cat-icon { font-size: 2.5rem; display: block; margin-bottom: 16px; }
.category-card h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: 6px; }
.category-card p { color: var(--text-dim); font-size: 0.9rem; margin-bottom: 12px; }
.cat-count { font-size: 0.8rem; color: var(--accent); font-weight: 600; }

/* ===== Products ===== */
.products { padding: 60px 0; }
.filter-bar { display: flex; gap: 12px; justify-content: center; margin-bottom: 40px; flex-wrap: wrap; }
.filter-btn {
    padding: 8px 20px; border-radius: 20px; font-size: 0.9rem; font-weight: 600;
    background: var(--bg-3); color: var(--text-dim); border: 1px solid var(--border);
    transition: var(--transition);
}
.filter-btn:hover { color: var(--text); }
.filter-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.product-card {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--radius); overflow: hidden; transition: var(--transition);
    display: flex; flex-direction: column;
}
.product-card:hover { transform: translateY(-6px); border-color: var(--primary); box-shadow: var(--shadow); }
.product-img {
    height: 200px; display: flex; align-items: center; justify-content: center;
    font-size: 4.5rem; background: linear-gradient(135deg, var(--bg-3), var(--bg-2));
    position: relative;
}
.product-badge {
    position: absolute; top: 12px; left: 12px;
    padding: 4px 10px; border-radius: 6px;
    font-size: 0.75rem; font-weight: 700;
}
.badge-new { background: var(--accent-2); color: #003; }
.badge-sale { background: var(--danger); color: #fff; }
.badge-hot { background: var(--warning); color: #330; }
.product-info { padding: 20px; display: flex; flex-direction: column; flex: 1; }
.product-cat { font-size: 0.78rem; color: var(--text-mute); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 6px; }
.product-name { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.product-rating { display: flex; align-items: center; gap: 4px; margin-bottom: 10px; font-size: 0.85rem; color: var(--text-dim); }
.stars { color: var(--warning); }
.product-price { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; margin-top: auto; }
.price-now { font-size: 1.3rem; font-weight: 800; color: var(--accent); }
.price-old { font-size: 0.95rem; color: var(--text-mute); text-decoration: line-through; }
.add-btn {
    padding: 10px; border-radius: var(--radius-sm); font-weight: 600;
    background: var(--bg-3); color: var(--text); border: 1px solid var(--border);
    transition: var(--transition);
}
.add-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ===== Deals Banner ===== */
.deals-banner { padding: 60px 0; }
.deals-inner {
    background: linear-gradient(135deg, var(--primary), #2d1b69);
    border-radius: var(--radius-lg); padding: 56px; display: grid;
    grid-template-columns: 1fr 1fr; gap: 40px; align-items: center;
    position: relative; overflow: hidden;
}
.deals-inner::before {
    content: ''; position: absolute; top: -100px; right: -100px;
    width: 300px; height: 300px; border-radius: 50%;
    background: radial-gradient(circle, rgba(0,210,255,0.3), transparent 70%);
}
.deals-tag { display: inline-block; padding: 6px 16px; border-radius: 20px; background: rgba(255,255,255,0.15); font-weight: 600; margin-bottom: 16px; }
.deals-content h2 { font-size: 2.5rem; font-weight: 800; margin-bottom: 12px; line-height: 1.2; }
.deals-content p { color: rgba(255,255,255,0.85); margin-bottom: 24px; font-size: 1.05rem; }
.deals-timer { display: flex; gap: 16px; justify-content: center; }
.timer-item {
    background: rgba(0,0,0,0.3); border-radius: var(--radius); padding: 20px 12px;
    text-align: center; min-width: 80px; backdrop-filter: blur(10px);
}
.timer-num { display: block; font-size: 2rem; font-weight: 800; }
.timer-label { font-size: 0.78rem; color: rgba(255,255,255,0.7); text-transform: uppercase; }

/* ===== Features ===== */
.features { padding: 60px 0; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-card {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 32px 24px; text-align: center;
    transition: var(--transition);
}
.feature-card:hover { transform: translateY(-6px); border-color: var(--primary); }
.feature-icon { font-size: 2.5rem; display: block; margin-bottom: 16px; }
.feature-card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 8px; }
.feature-card p { color: var(--text-dim); font-size: 0.9rem; }

/* ===== Newsletter ===== */
.newsletter { padding: 60px 0; }
.newsletter-inner { text-align: center; max-width: 600px; }
.newsletter h2 { font-size: 2rem; font-weight: 800; margin-bottom: 8px; }
.newsletter p { color: var(--text-dim); margin-bottom: 24px; }
.newsletter-form { display: flex; gap: 12px; }
.newsletter-form input {
    flex: 1; padding: 14px 20px; border-radius: var(--radius-sm);
    background: var(--bg-3); border: 1px solid var(--border); color: var(--text);
    font-family: inherit; font-size: 1rem; outline: none; transition: var(--transition);
}
.newsletter-form input:focus { border-color: var(--primary); }
.newsletter-note { margin-top: 16px; font-size: 0.9rem; color: var(--accent-2); min-height: 20px; }

/* ===== Footer ===== */
.footer { border-top: 1px solid var(--border); padding-top: 60px; }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
.footer-brand p { color: var(--text-dim); font-size: 0.9rem; margin: 16px 0; max-width: 320px; }
.socials { display: flex; gap: 12px; }
.socials a {
    width: 36px; height: 36px; border-radius: 50%; background: var(--bg-3);
    display: flex; align-items: center; justify-content: center; font-size: 0.9rem;
    transition: var(--transition);
}
.socials a:hover { background: var(--primary); transform: translateY(-2px); }
.footer-col h4 { font-size: 1rem; font-weight: 700; margin-bottom: 16px; }
.footer-col a { display: block; color: var(--text-dim); font-size: 0.9rem; margin-bottom: 10px; transition: var(--transition); }
.footer-col a:hover { color: var(--text); }
.footer-bottom { border-top: 1px solid var(--border); padding: 20px 0; }
.footer-bottom .container { display: flex; justify-content: space-between; align-items: center; }
.footer-bottom p { color: var(--text-mute); font-size: 0.85rem; }
.pay-badges { display: flex; gap: 12px; }
.pay-badges span {
    padding: 4px 10px; border-radius: 6px; background: var(--bg-3);
    font-size: 0.75rem; font-weight: 600; color: var(--text-dim);
}

/* ===== Cart Drawer ===== */
.cart-overlay {
    position: fixed; inset: 0; background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px); z-index: 200; opacity: 0; pointer-events: none;
    transition: var(--transition);
}
.cart-overlay.open { opacity: 1; pointer-events: auto; }
.cart-drawer {
    position: fixed; top: 0; right: 0; width: 400px; max-width: 90vw; height: 100%;
    background: var(--bg-2); border-left: 1px solid var(--border);
    z-index: 201; transform: translateX(100%); transition: var(--transition);
    display: flex; flex-direction: column;
}
.cart-drawer.open { transform: translateX(0); }
.cart-header { display: flex; justify-content: space-between; align-items: center; padding: 24px; border-bottom: 1px solid var(--border); }
.cart-header h3 { font-size: 1.3rem; font-weight: 700; }
.cart-close { width: 36px; height: 36px; border-radius: 50%; background: var(--bg-3); font-size: 1rem; transition: var(--transition); }
.cart-close:hover { background: var(--danger); }
.cart-items { flex: 1; overflow-y: auto; padding: 16px 24px; }
.cart-empty { text-align: center; color: var(--text-mute); padding: 40px 0; }
.cart-item { display: flex; gap: 12px; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--border); }
.cart-item-emoji { font-size: 2rem; width: 50px; height: 50px; display: flex; align-items: center; justify-content: center; background: var(--bg-3); border-radius: var(--radius-sm); }
.cart-item-info { flex: 1; }
.cart-item-info h4 { font-size: 0.95rem; font-weight: 600; }
.cart-item-info .cart-item-price { font-size: 0.85rem; color: var(--accent); font-weight: 600; }
.cart-item-remove { color: var(--text-mute); font-size: 1.2rem; transition: var(--transition); }
.cart-item-remove:hover { color: var(--danger); }
.cart-footer { padding: 24px; border-top: 1px solid var(--border); }
.cart-total { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.cart-total span:first-child { font-size: 1.1rem; font-weight: 600; }
.cart-total span:last-child { font-size: 1.5rem; font-weight: 800; color: var(--accent); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .hero h1 { font-size: 2.8rem; }
    .product-grid { grid-template-columns: repeat(3, 1fr); }
    .category-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .nav { display: none; }
    .hero-inner { grid-template-columns: 1fr; text-align: center; }
    .hero-visual { display: none; }
    .hero-cta, .hero-stats { justify-content: center; }
    .hero h1 { font-size: 2.2rem; }
    .product-grid { grid-template-columns: repeat(2, 1fr); }
    .category-grid { grid-template-columns: 1fr; }
    .feature-grid { grid-template-columns: repeat(2, 1fr); }
    .deals-inner { grid-template-columns: 1fr; text-align: center; padding: 40px 24px; }
    .footer-inner { grid-template-columns: 1fr 1fr; }
    .newsletter-form { flex-direction: column; }
    .footer-bottom .container { flex-direction: column; gap: 12px; }
}
@media (max-width: 480px) {
    .product-grid { grid-template-columns: 1fr; }
    .feature-grid { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr; }
    .hero-stats { gap: 20px; }
}