:root {
    --bg-main: #0b0d14;
    --bg-surface: #111422;
    --bg-card: #15192c;
    --bg-card-hover: #1c223c;
    --border-color: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(139, 92, 246, 0.3);
    --primary: #8b5cf6;
    --primary-hover: #7c3aed;
    --primary-glow: rgba(139, 92, 246, 0.4);
    --accent-cyan: #06b6d4;
    --accent-cyan-glow: rgba(6, 182, 212, 0.4);
    --accent-green: #10b981;
    --accent-orange: #f59e0b;
    --accent-red: #ef4444;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-dim: #64748b;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-full: 9999px;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Background Cyber Grid Effect */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 50% 0%, rgba(139, 92, 246, 0.15), transparent 45%),
        radial-gradient(circle at 100% 100%, rgba(6, 182, 212, 0.1), transparent 40%),
        linear-gradient(to right, rgba(255,255,255,0.015) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255,255,255,0.015) 1px, transparent 1px);
    background-size: 100% 100%, 100% 100%, 40px 40px, 40px 40px;
    pointer-events: none;
    z-index: 0;
}

.site-container {
    position: relative;
    z-index: 1;
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography & Links */
a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s, opacity 0.2s;
}

/* Top Announcement Bar */
.announcement-bar {
    background: linear-gradient(90deg, #3b0764, #1e1b4b, #083344);
    border-bottom: 1px solid rgba(139, 92, 246, 0.3);
    padding: 7px 16px;
    font-size: 0.85rem;
    color: #e2e8f0;
    text-align: center;
    position: relative;
    z-index: 10;
}

.announcement-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1320px;
    margin: 0 auto;
}

.announcement-badge {
    background: #ec4899;
    color: #fff;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-right: 8px;
    letter-spacing: 0.5px;
}

.announcement-actions {
    display: flex;
    gap: 16px;
    align-items: center;
}

.announcement-link {
    color: var(--accent-cyan);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

.announcement-link:hover {
    text-decoration: underline;
}

/* Header & Navbar */
.site-header {
    background: rgba(17, 20, 34, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
    gap: 24px;
}

/* Logo */
.brand-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.45rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: #fff;
}

.logo-icon {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, #8b5cf6, #06b6d4);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 15px var(--primary-glow);
}

.logo-text span {
    color: var(--accent-cyan);
}

/* Search Box */
.header-search {
    flex: 1;
    max-width: 460px;
    position: relative;
}

.search-input-wrap {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    padding: 8px 16px;
    transition: all 0.25s;
}

.search-input-wrap:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 16px var(--primary-glow);
    background: rgba(255, 255, 255, 0.07);
}

.search-input-wrap input {
    background: transparent;
    border: none;
    outline: none;
    color: #fff;
    font-size: 0.9rem;
    width: 100%;
    margin-left: 10px;
}

.search-input-wrap input::placeholder {
    color: var(--text-dim);
}

/* Nav Menu */
.nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
    list-style: none;
}

.nav-link {
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--text-muted);
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    transition: all 0.2s;
}

.nav-link:hover, .nav-link.active {
    color: #fff;
    background: rgba(255, 255, 255, 0.05);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 0.92rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    text-decoration: none;
    line-height: 1;
}

.btn-primary {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    color: #fff;
    box-shadow: 0 4px 18px var(--primary-glow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #9333ea, #6b21a8);
    transform: translateY(-2px);
    box-shadow: 0 6px 22px rgba(139, 92, 246, 0.6);
}

.btn-cyan {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
    color: #fff;
    box-shadow: 0 4px 18px var(--accent-cyan-glow);
}

.btn-cyan:hover {
    background: linear-gradient(135deg, #0891b2, #0e7490);
    transform: translateY(-2px);
}

.btn-paypal {
    background: linear-gradient(135deg, #ffc439, #f59e0b);
    color: #000;
    font-weight: 700;
}

.btn-paypal:hover {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.06);
    color: #e2e8f0;
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}

.btn-sm {
    padding: 7px 14px;
    font-size: 0.82rem;
    border-radius: var(--radius-sm);
}

/* Category Quick Bar */
.category-bar-wrap {
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    padding: 10px 0;
}

.category-scroll {
    display: flex;
    align-items: center;
    gap: 10px;
    overflow-x: auto;
    scrollbar-width: none;
}

.category-scroll::-webkit-scrollbar {
    display: none;
}

.cat-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
    white-space: nowrap;
    transition: all 0.2s;
}

.cat-pill:hover, .cat-pill.active {
    background: rgba(139, 92, 246, 0.15);
    border-color: var(--primary);
    color: #fff;
    box-shadow: 0 0 12px var(--primary-glow);
}

/* Hero Section */
.hero-section {
    padding: 60px 0 40px;
    text-align: center;
    position: relative;
}

.hero-pill-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(139, 92, 246, 0.12);
    border: 1px solid rgba(139, 92, 246, 0.3);
    padding: 6px 18px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    color: #c084fc;
    margin-bottom: 24px;
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.2);
}

.hero-pill-dot {
    width: 8px;
    height: 8px;
    background: #10b981;
    border-radius: 50%;
    box-shadow: 0 0 8px #10b981;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
}

.hero-title {
    font-size: 3.2rem;
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 18px;
    letter-spacing: -1px;
    background: linear-gradient(135deg, #ffffff 30%, #a5b4fc 70%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 740px;
    margin: 0 auto 36px;
}

/* Feature Counters */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-value {
    font-size: 1.8rem;
    font-weight: 800;
    color: #fff;
    line-height: 1;
}

.stat-value span {
    color: var(--accent-cyan);
}

.stat-label {
    font-size: 0.82rem;
    color: var(--text-dim);
    margin-top: 5px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Section Header */
.section-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin: 50px 0 28px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border-color);
}

.section-title {
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-title i {
    color: var(--primary);
}

.section-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 4px;
}

/* Product Card Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
    gap: 24px;
    margin-bottom: 60px;
}

/* Product Card */
.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

.product-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-glow);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4), 0 0 20px rgba(139, 92, 246, 0.2);
    background: var(--bg-card-hover);
}

.card-top-banner {
    position: relative;
    height: 160px;
    background: linear-gradient(135deg, #1e1b4b, #0f172a);
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
    overflow: hidden;
}

.card-top-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.2) 0%, transparent 60%);
    opacity: 0.6;
    transition: transform 0.5s;
}

.product-card:hover .card-top-banner::before {
    transform: scale(1.1);
}

.card-badge {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: 0.72rem;
    font-weight: 700;
    color: #fff;
    text-transform: uppercase;
    z-index: 2;
}

.card-discount-badge {
    position: absolute;
    top: 14px;
    right: 14px;
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 800;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    z-index: 2;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.4);
}

.card-platform-tag {
    position: absolute;
    bottom: 12px;
    left: 14px;
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--accent-cyan);
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.72rem;
    font-weight: 600;
    z-index: 2;
}

.card-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.78rem;
    color: var(--text-dim);
    margin-bottom: 8px;
}

.card-rating {
    color: #fbbf24;
    display: flex;
    align-items: center;
    gap: 4px;
    font-weight: 600;
}

.card-title {
    font-size: 1.15rem;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 10px;
    color: #fff;
    transition: color 0.2s;
}

.product-card:hover .card-title {
    color: #c084fc;
}

.card-desc {
    color: var(--text-muted);
    font-size: 0.85rem;
    line-height: 1.5;
    margin-bottom: 18px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-footer {
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.price-wrap {
    display: flex;
    flex-direction: column;
}

.original-price {
    font-size: 0.8rem;
    color: var(--text-dim);
    text-decoration: line-through;
}

.sale-price {
    font-size: 1.35rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.1;
}

.card-actions {
    display: flex;
    gap: 8px;
}

/* Product Detail Page */
.product-detail-wrap {
    padding: 40px 0 80px;
}

.product-hero {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    margin-bottom: 40px;
}

.product-gallery-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    min-height: 340px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 30px;
    text-align: center;
}

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

.product-badges {
    display: flex;
    gap: 10px;
    margin-bottom: 14px;
}

.product-main-title {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 14px;
}

.product-compatibility-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.25);
    color: var(--accent-cyan);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.product-pricing-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 24px;
}

.pricing-row {
    display: flex;
    align-items: baseline;
    gap: 14px;
    margin-bottom: 8px;
}

.detail-sale-price {
    font-size: 2.2rem;
    font-weight: 900;
    color: #fff;
}

.detail-original-price {
    font-size: 1.1rem;
    color: var(--text-dim);
    text-decoration: line-through;
}

.detail-save-badge {
    background: #10b981;
    color: #fff;
    padding: 2px 10px;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 700;
}

.checkout-buttons-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.btn-paddle-checkout {
    background: linear-gradient(135deg, #8b5cf6, #6d28d9);
    color: #fff;
    font-size: 1.05rem;
    padding: 14px 24px;
    border-radius: var(--radius-md);
    box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-paddle-checkout:hover {
    background: linear-gradient(135deg, #9333ea, #5b21b6);
    transform: translateY(-2px);
}

.btn-paypal-checkout {
    background: linear-gradient(135deg, #ffc439, #f59e0b);
    color: #0f172a;
    font-size: 1.05rem;
    padding: 14px 24px;
    border-radius: var(--radius-md);
    font-weight: 700;
}

.btn-paypal-checkout:hover {
    background: linear-gradient(135deg, #fbbf24, #d97706);
    transform: translateY(-2px);
}

.trust-bullets {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.trust-item svg {
    color: var(--accent-green);
}

/* Tabs System */
.product-tabs-container {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.tab-nav {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    background: rgba(0, 0, 0, 0.2);
    overflow-x: auto;
}

.tab-btn {
    padding: 16px 24px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 8px;
}

.tab-btn:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.02);
}

.tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
    background: rgba(139, 92, 246, 0.08);
}

.tab-content-pane {
    padding: 32px;
    display: none;
    font-size: 0.95rem;
    color: #cbd5e1;
    line-height: 1.7;
}

.tab-content-pane.active {
    display: block;
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

.tab-content-pane h3 {
    color: #fff;
    margin-bottom: 16px;
    font-size: 1.3rem;
}

.tab-content-pane h4 {
    color: #e2e8f0;
    margin: 20px 0 10px;
    font-size: 1.1rem;
}

.tab-content-pane pre {
    background: #090a10;
    border: 1px solid var(--border-color);
    padding: 16px;
    border-radius: var(--radius-md);
    overflow-x: auto;
    font-family: monospace;
    font-size: 0.88rem;
    color: var(--accent-cyan);
    margin: 14px 0;
}

/* Footer */
.site-footer {
    background: #07090f;
    border-top: 1px solid var(--border-color);
    padding: 60px 0 30px;
    margin-top: 80px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 50px;
}

.footer-col h4 {
    color: #fff;
    font-size: 1rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    font-size: 0.88rem;
    color: var(--text-muted);
}

.footer-links a:hover {
    color: #fff;
    padding-left: 4px;
}

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.82rem;
    color: var(--text-dim);
    flex-wrap: wrap;
    gap: 14px;
}

.payment-badges-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.pay-badge {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    color: #cbd5e1;
}

/* Mobile Responsive */
@media (max-width: 900px) {
    .nav-links, .header-search {
        display: none;
    }
    .product-hero {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .hero-title {
        font-size: 2.2rem;
    }
}