:root {
    --bg-color: #05050f;
    --surface-color: #0b0c1b;
    --primary-color: #00f0ff;
    --secondary-color: #bf00ff;
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --accent-red: #ff003c;
    /* Gradients */
    --neon-gradient: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    /* Glow */
    --glow-primary: 0 0 10px rgba(0, 240, 255, 0.5), 0 0 20px rgba(0, 240, 255, 0.3);
    --glow-secondary: 0 0 10px rgba(191, 0, 255, 0.5), 0 0 20px rgba(191, 0, 255, 0.3);
    /* Translucency for glassmorphism */
    --glass-bg: rgba(11, 12, 27, 0.7);
    --glass-border: 1px solid rgba(0, 240, 255, 0.2);
    /* Transitions */
    --transition-fast: 0.2s ease-in-out;
    --transition-smooth: 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', 'Outfit', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Background Animated Grid */
.background-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 200vw;
    height: 200vh;
    background-image: 
        linear-gradient(rgba(0, 240, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 240, 255, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    transform: perspective(500px) rotateX(60deg) translateY(-100px) translateZ(-200px);
    animation: gridMove 20s linear infinite;
    z-index: -1;
    pointer-events: none;
}

@keyframes gridMove {
    0% { transform: perspective(500px) rotateX(60deg) translateY(0) translateZ(-200px); }
    100% { transform: perspective(500px) rotateX(60deg) translateY(50px) translateZ(-200px); }
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.text-gradient {
    background: var(--neon-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--primary-color);
    border-radius: 4px;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 2px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: var(--transition-fast);
    text-decoration: none;
    text-align: center;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--neon-gradient);
    transition: var(--transition-fast);
    z-index: -1;
}

.btn:hover {
    color: var(--bg-color);
    box-shadow: var(--glow-primary);
    border-color: transparent;
}

.btn:hover::before {
    left: 0;
}

.btn-secondary {
    border-color: var(--secondary-color);
}
.btn-secondary:hover {
    box-shadow: var(--glow-secondary);
}

/* Navbar */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-bottom: var(--glass-border);
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-decoration: none;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
    transition: var(--transition-fast);
}

.nav-links a:hover, .nav-links a.active {
    color: var(--primary-color);
    text-shadow: 0 0 10px rgba(0, 240, 255, 0.8);
}

.nav-icons {
    display: flex;
    gap: 20px;
    align-items: center;
}

.cart-icon {
    position: relative;
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--text-primary);
    transition: var(--transition-fast);
    text-decoration: none;
}

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

.cart-count {
    position: absolute;
    top: -10px;
    right: -15px;
    background: var(--accent-red);
    color: white;
    font-size: 0.75rem;
    font-weight: bold;
    padding: 2px 6px;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(255, 0, 60, 0.5);
}

.hamburger {
    display: none;
    cursor: pointer;
    font-size: 1.5rem;
}

/* Main Content Padding */
main {
    padding-top: 100px;
    min-height: calc(100vh - 100px);
}

/* Footer */
footer {
    background: var(--surface-color);
    border-top: var(--glass-border);
    padding: 60px 0 30px;
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    margin-bottom: 20px;
    font-size: 1.2rem;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-section p, .footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    line-height: 2;
    transition: var(--transition-fast);
}

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

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255,255,255,0.1);
}

.social-links a:hover {
    background: rgba(0, 240, 255, 0.1);
    border-color: var(--primary-color);
    box-shadow: var(--glow-primary);
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 20px;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* Notification Toast */
#notification-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-left: 4px solid var(--primary-color);
    padding: 15px 25px;
    border-radius: 4px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.5);
    transform: translateX(120%);
    opacity: 0;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    gap: 15px;
}

.toast.show {
    transform: translateX(0);
    opacity: 1;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        right: -100%;
        top: 80px;
        flex-direction: column;
        background: var(--surface-color);
        width: 100%;
        height: calc(100vh - 80px);
        text-align: center;
        padding-top: 50px;
        transition: var(--transition-smooth);
        border-top: var(--glass-border);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .hamburger {
        display: block;
    }
    
    .btn {
        padding: 10px 20px;
    }
}