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

:root {
    --bg: #0a0a0f;
    --bg-2: #12121a;
    --bg-3: #1a1a26;
    --surface: #16161f;
    --surface-hover: #1e1e2e;
    --text: #f0f0f5;
    --text-dim: #8888a0;
    --text-muted: #5a5a72;
    --accent: #6c5ce7;
    --accent-light: #8b7ff0;
    --accent-glow: rgba(108, 92, 231, 0.4);
    --success: #00d4a0;
    --danger: #ff4757;
    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);
    --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-hover: 0 12px 48px rgba(0, 0, 0, 0.5);
    --max-w: 1200px;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }

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

/* ===== Header ===== */
.header {
    position: fixed; top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}
.header.scrolled { background: rgba(10, 10, 15, 0.95); }

.header-inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 70px;
}

.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.3rem; }
.logo-icon { color: var(--accent); font-size: 1.5rem; display: flex; }
.logo-text { font-family: 'Space Grotesk', sans-serif; letter-spacing: -0.5px; }

.nav { display: flex; gap: 32px; }
.nav a {
    font-size: 0.92rem; font-weight: 500; color: var(--text-dim);
    transition: var(--transition); position: relative;
}
.nav a::after {
    content: ''; position: absolute; bottom: -4px; left: 0;
    width: 0; height: 2px; background: var(--accent);
    transition: var(--transition);
}
.nav a:hover { color: var(--text); }
.nav a:hover::after { width: 100%; }

.header-actions { display: flex; align-items: center; gap: 12px; }
.icon-btn {
    width: 42px; height: 42px; border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    color: var(--text-dim); font-size: 1.3rem;
    transition: var(--transition); position: relative;
}
.icon-btn:hover { background: var(--surface-hover); color: var(--text); }
.cart-badge {
    position: absolute; top: 4px; right: 4px;
    background: var(--accent); color: #fff;
    font-size: 0.65rem; font-weight: 700;
    min-width: 18px; height: 18px; border-radius: 9px;
    display: flex; align-items: center; justify-content: center;
    padding: 0 4px;
}
.menu-toggle { display: none; }

/* ===== Hero ===== */
.hero {
    position: relative; min-height: 100vh;
    display: flex; align-items: center;
    overflow: hidden; padding-top: 70px;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(10,10,15,0.95) 0%, rgba(10,10,15,0.7) 50%, rgba(10,10,15,0.85) 100%);
}
.hero-content { position: relative; z-index: 1; padding: 80px 24px; }

.hero-badge {
    display: inline-block; padding: 6px 16px;
    background: rgba(108, 92, 231, 0.15);
    border: 1px solid rgba(108, 92, 231, 0.3);
    border-radius: 100px; font-size: 0.82rem; font-weight: 600;
    color: var(--accent-light); margin-bottom: 24px;
}

.hero-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2.5rem, 7vw, 5.5rem);
    font-weight: 700; line-height: 1.05;
    letter-spacing: -2px; margin-bottom: 24px;
}
.hero-accent {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.15rem; color: var(--text-dim);
    max-width: 540px; margin-bottom: 36px; line-height: 1.7;
}

.hero-cta { display: flex; gap: 16px; margin-bottom: 64px; flex-wrap: wrap; }

.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 14px 32px; border-radius: var(--radius-sm);
    font-size: 0.95rem; font-weight: 600;
    transition: var(--transition); white-space: nowrap;
}
.btn-primary {
    background: var(--accent); color: #fff;
    box-shadow: 0 4px 24px var(--accent-glow);
}
.btn-primary:hover {
    background: var(--accent-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px var(--accent-glow);
}
.btn-ghost {
    background: rgba(255,255,255,0.05); color: var(--text);
    border: 1px solid var(--border-hover);
}
.btn-ghost:hover { background: rgba(255,255,255,0.1); transform: translateY(-2px); }

.hero-stats { display: flex; gap: 48px; }
.stat { display: flex; flex-direction: column; }
.stat-num {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem; font-weight: 700; color: var(--text);
}
.stat-label { font-size: 0.85rem; color: var(--text-muted); }

/* ===== Sections ===== */
section { padding: 100px 0; }

.section-header { text-align: center; margin-bottom: 56px; }
.section-tag {
    display: inline-block; font-size: 0.8rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 2px;
    color: var(--accent); margin-bottom: 12px;
}
.section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 700; letter-spacing: -1px; margin-bottom: 12px;
}
.section-desc { color: var(--text-dim); font-size: 1.05rem; max-width: 560px; margin: 0 auto; }

/* ===== Categories ===== */
.category-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.category-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 36px 28px;
    transition: var(--transition); text-align: center;
}
.category-card:hover {
    background: var(--surface-hover); border-color: var(--border-hover);
    transform: translateY(-6px); box-shadow: var(--shadow);
}
.cat-icon {
    width: 64px; height: 64px; margin: 0 auto 20px;
    border-radius: var(--radius-sm);
    background: rgba(108, 92, 231, 0.1);
    display: flex; align-items: center; justify-content: center;
    font-size: 2rem; color: var(--accent);
}
.category-card h3 { font-size: 1.2rem; font-weight: 600; margin-bottom: 6px; }
.category-card p { font-size: 0.9rem; color: var(--text-dim); margin-bottom: 12px; }
.cat-count { font-size: 0.8rem; color: var(--accent-light); font-weight: 600; }

/* ===== Products ===== */
.product-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.product-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); overflow: hidden;
    transition: var(--transition);
}
.product-card:hover {
    border-color: var(--border-hover); transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}

.product-image {
    position: relative; aspect-ratio: 1; overflow: hidden;
    background: var(--bg-2);
}
.product-image img {
    width: 100%; height: 100%; object-fit: cover;
    transition: var(--transition);
}
.product-card:hover .product-image img { transform: scale(1.08); }

.product-tag {
    position: absolute; top: 14px; left: 14px;
    padding: 5px 12px; border-radius: 100px;
    font-size: 0.72rem; font-weight: 700;
    background: var(--accent); color: #fff;
}
.product-tag.tag-sale { background: var(--danger); }

.wishlist-btn {
    position: absolute; top: 14px; right: 14px;
    width: 38px; height: 38px; border-radius: 50%;
    background: rgba(0,0,0,0.5); backdrop-filter: blur(10px);
    display: flex; align-items: center; justify-content: center;
    color: var(--text); font-size: 1.15rem;
    transition: var(--transition);
}
.wishlist-btn:hover { background: var(--danger); color: #fff; }

.product-info { padding: 20px; }
.product-cat {
    font-size: 0.75rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 1px;
    color: var(--text-muted);
}
.product-name {
    font-size: 1.05rem; font-weight: 600; margin: 6px 0 10px;
    line-height: 1.4;
}
.product-rating {
    display: flex; align-items: center; gap: 2px;
    font-size: 0.85rem; color: var(--text-dim);
}
.star { color: #ffc048; font-size: 1rem; }
.product-rating span { margin-left: 6px; }

.product-bottom {
    display: flex; align-items: center; justify-content: space-between;
    margin-top: 16px;
}
.product-price {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.3rem; font-weight: 700;
}
.price-old { font-size: 0.9rem; color: var(--text-muted); text-decoration: line-through; margin-right: 4px; font-weight: 400; }

.btn-add {
    display: inline-flex; align-items: center; gap: 4px;
    padding: 8px 16px; border-radius: var(--radius-sm);
    background: rgba(108, 92, 231, 0.12);
    color: var(--accent-light); font-size: 0.85rem; font-weight: 600;
    transition: var(--transition);
}
.btn-add:hover { background: var(--accent); color: #fff; }
.btn-add iconify-icon { font-size: 1rem; }

/* ===== Features ===== */
.features { background: var(--bg-2); }
.feature-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.feature-card {
    text-align: center; padding: 40px 28px;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius-lg); transition: var(--transition);
}
.feature-card:hover { border-color: var(--border-hover); transform: translateY(-4px); }
.feature-icon {
    width: 72px; height: 72px; margin: 0 auto 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(108,92,231,0.15), rgba(108,92,231,0.05));
    display: flex; align-items: center; justify-content: center;
    font-size: 2.2rem; color: var(--accent);
}
.feature-card h3 { font-size: 1.2rem; font-weight: 600; margin-bottom: 12px; }
.feature-card p { color: var(--text-dim); font-size: 0.95rem; line-height: 1.7; }

/* ===== Newsletter ===== */
.newsletter { padding: 80px 0; }
.newsletter-inner {
    background: linear-gradient(135deg, var(--accent) 0%, #4a3fb5 100%);
    border-radius: var(--radius-lg); padding: 60px 48px;
    text-align: center; position: relative; overflow: hidden;
}
.newsletter-inner::before {
    content: ''; position: absolute; top: -50%; right: -10%;
    width: 400px; height: 400px; border-radius: 50%;
    background: rgba(255,255,255,0.08); filter: blur(40px);
}
.newsletter-content { position: relative; z-index: 1; margin-bottom: 32px; }
.section-tag.light, .section-title.light, .section-desc.light { color: rgba(255,255,255,0.95); }
.section-tag.light { opacity: 0.8; }

.newsletter-form {
    position: relative; z-index: 1;
    display: flex; gap: 12px; max-width: 500px; margin: 0 auto;
}
.input-group {
    flex: 1; position: relative;
    display: flex; align-items: center;
}
.input-icon {
    position: absolute; left: 16px; font-size: 1.2rem;
    color: rgba(255,255,255,0.5); pointer-events: none;
}
.input-group input {
    flex: 1; width: 100%; padding: 14px 16px 14px 48px;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.2);
    color: #fff; font-size: 0.95rem; font-family: inherit;
    transition: var(--transition);
}
.input-group input::placeholder { color: rgba(255,255,255,0.5); }
.input-group input:focus { outline: none; background: rgba(255,255,255,0.18); border-color: rgba(255,255,255,0.4); }

.newsletter-form .btn-primary {
    background: #fff; color: var(--accent);
}
.newsletter-form .btn-primary:hover { background: rgba(255,255,255,0.9); }

.newsletter-success {
    position: relative; z-index: 1;
    color: #fff; font-weight: 600; margin-top: 20px;
    opacity: 0; transform: translateY(10px);
    transition: var(--transition);
}
.newsletter-success.show { opacity: 1; transform: translateY(0); }

/* ===== Footer ===== */
.footer { background: var(--bg-2); padding: 64px 0 32px; border-top: 1px solid var(--border); }
.footer-grid {
    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px; margin-bottom: 48px;
}
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand p { color: var(--text-dim); font-size: 0.9rem; max-width: 300px; margin-bottom: 20px; }
.social-links { display: flex; gap: 12px; }
.social-links a {
    width: 40px; height: 40px; border-radius: var(--radius-sm);
    background: var(--surface); border: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem; color: var(--text-dim);
    transition: var(--transition);
}
.social-links a:hover { background: var(--accent); color: #fff; border-color: var(--accent); }

.footer-col h4 { font-size: 0.9rem; font-weight: 600; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 1px; }
.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(--accent-light); }

.footer-bottom {
    display: flex; align-items: center; justify-content: space-between;
    padding-top: 32px; border-top: 1px solid var(--border);
}
.footer-bottom p { color: var(--text-muted); font-size: 0.85rem; }
.footer-payments { display: flex; gap: 12px; }
.footer-payments iconify-icon { font-size: 1.5rem; color: var(--text-muted); }

/* ===== Cart Toast ===== */
.cart-toast {
    position: fixed; bottom: 32px; right: 32px;
    background: var(--surface); border: 1px solid var(--border-hover);
    border-radius: var(--radius-sm); padding: 16px 24px;
    display: flex; align-items: center; gap: 12px;
    box-shadow: var(--shadow-hover); z-index: 2000;
    transform: translateY(120px); opacity: 0;
    transition: var(--transition);
}
.cart-toast.show { transform: translateY(0); opacity: 1; }
.cart-toast iconify-icon { color: var(--success); font-size: 1.4rem; }
.cart-toast span { font-weight: 600; font-size: 0.95rem; }

/* ===== Responsive ===== */
@media (max-width: 968px) {
    .nav { display: none; }
    .menu-toggle { display: flex; }
    .nav.open {
        display: flex; flex-direction: column;
        position: absolute; top: 70px; left: 0; right: 0;
        background: var(--bg-2); padding: 24px;
        border-bottom: 1px solid var(--border); gap: 16px;
    }
    .category-grid { grid-template-columns: repeat(2, 1fr); }
    .product-grid { grid-template-columns: repeat(2, 1fr); }
    .feature-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .hero-stats { gap: 32px; }
    .newsletter-form { flex-direction: column; }
    .newsletter-inner { padding: 40px 28px; }
}

@media (max-width: 600px) {
    section { padding: 60px 0; }
    .category-grid { grid-template-columns: 1fr; }
    .product-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 16px; }
    .hero-cta { flex-direction: column; }
    .hero-cta .btn { width: 100%; }
    .hero-stats { flex-wrap: wrap; gap: 24px; }
    .cart-toast { left: 16px; right: 16px; bottom: 16px; }
}