/* QUANTUM-OPTIMIZED STYLES */

:root {
    --quantum-primary: #6366f1;
    --quantum-secondary: #8b5cf6;
    --quantum-accent: #ec4899;
    --quantum-success: #10b981;
    --quantum-warning: #f59e0b;
    --quantum-dark: #0f172a;
    --quantum-light: #f8fafc;

    --quantum-glow: 0 0 20px rgba(99, 102, 241, 0.5);
    --quantum-pulse: 0 0 40px rgba(139, 92, 246, 0.6);
}

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

.quantum-body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--quantum-dark);
    overflow-x: hidden;
}

/* Quantum Gradients */
.gradient-bg {
    background: linear-gradient(135deg, var(--quantum-primary) 0%, var(--quantum-secondary) 100%);
}

.quantum-gradient {
    background: linear-gradient(135deg,
        var(--quantum-primary) 0%,
        var(--quantum-secondary) 50%,
        var(--quantum-accent) 100%);
}

/* Quantum Navigation */
.quantum-nav {
    backdrop-filter: blur(10px);
    background: rgba(99, 102, 241, 0.9);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: 8px 16px;
    border-radius: 8px;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    box-shadow: var(--quantum-glow);
}

/* Quantum Effects */
.quantum-glow {
    box-shadow: var(--quantum-glow);
    transition: all 0.3s ease;
}

.quantum-pulse {
    animation: quantumPulse 2s infinite;
}

@keyframes quantumPulse {
    0%, 100% { transform: scale(1); box-shadow: var(--quantum-glow); }
    50% { transform: scale(1.05); box-shadow: var(--quantum-pulse); }
}

/* Quantum Cards */
.quantum-card {
    background: white;
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(99, 102, 241, 0.1);
}

.quantum-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--quantum-glow), 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* Payment Buttons */
.payment-btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.stripe-btn {
    background: #635bff;
    color: white;
}

.stripe-btn:hover {
    background: #5a52e8;
    box-shadow: 0 0 20px rgba(99, 91, 255, 0.5);
}

.cashapp-btn {
    background: #00c851;
    color: white;
}

.cashapp-btn:hover {
    background: #00a040;
    box-shadow: 0 0 20px rgba(0, 200, 81, 0.5);
}

.venmo-btn {
    background: #3d95ce;
    color: white;
}

.venmo-btn:hover {
    background: #3582b5;
    box-shadow: 0 0 20px rgba(61, 149, 206, 0.5);
}

/* Quantum CTAs */
.quantum-cta {
    padding: 16px 32px;
    border: none;
    border-radius: 12px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.quantum-cta.primary {
    background: var(--quantum-primary);
    color: white;
}

.quantum-cta.primary:hover {
    background: var(--quantum-secondary);
    transform: translateY(-2px);
    box-shadow: var(--quantum-pulse);
}

.quantum-cta.secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.quantum-cta.secondary:hover {
    background: white;
    color: var(--quantum-primary);
    box-shadow: var(--quantum-glow);
}

/* Metric Cards */
.metric-card {
    text-align: center;
    padding: 24px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    backdrop-filter: blur(10px);
}

.metric-value {
    font-size: 48px;
    font-weight: 900;
    color: white;
    margin-bottom: 8px;
}

.metric-label {
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

/* Feature Cards */
.feature-card {
    text-align: center;
    transition: all 0.3s ease;
}

.feature-icon {
    font-size: 64px;
    margin-bottom: 24px;
}

.feature-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--quantum-dark);
}

.feature-description {
    color: rgba(0, 0, 0, 0.7);
    line-height: 1.8;
}

/* Pricing Cards */
.pricing-card {
    background: white;
    border-radius: 16px;
    padding: 40px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.pricing-card.featured {
    border-color: var(--quantum-primary);
    transform: scale(1.05);
    box-shadow: var(--quantum-glow), 0 20px 40px rgba(0, 0, 0, 0.15);
}

.pricing-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--quantum-dark);
}

.pricing-price {
    font-size: 48px;
    font-weight: 900;
    color: var(--quantum-primary);
    margin-bottom: 24px;
}

.pricing-price span {
    font-size: 18px;
    color: rgba(0, 0, 0, 0.6);
}

.pricing-features {
    list-style: none;
    margin-bottom: 32px;
}

.pricing-features li {
    padding: 8px 0;
    color: rgba(0, 0, 0, 0.8);
}

.pricing-btn {
    width: 100%;
    padding: 16px;
    background: var(--quantum-primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.pricing-btn:hover {
    background: var(--quantum-secondary);
    transform: translateY(-2px);
    box-shadow: var(--quantum-glow);
}

/* Payment Modal */
.payment-modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.payment-modal-content {
    background: white;
    margin: 10% auto;
    padding: 40px;
    border-radius: 16px;
    width: 90%;
    max-width: 600px;
    text-align: center;
    box-shadow: var(--quantum-pulse);
}

.payment-modal-close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.payment-modal-close:hover {
    color: var(--quantum-primary);
}

.payment-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-top: 32px;
}

.payment-method-btn {
    padding: 24px;
    border: 2px solid #eee;
    border-radius: 12px;
    background: white;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.payment-method-btn:hover {
    border-color: var(--quantum-primary);
    box-shadow: var(--quantum-glow);
    transform: translateY(-2px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 48px;
    }

    .hero-section p {
        font-size: 18px;
    }

    .quantum-cta {
        width: 100%;
        margin-bottom: 16px;
    }

    .pricing-card.featured {
        transform: none;
    }

    .payment-btn {
        font-size: 14px;
        padding: 8px 16px;
    }
}

/* Quantum Animations */
@keyframes quantumFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.quantum-float {
    animation: quantumFloat 3s ease-in-out infinite;
}

/* Performance Optimizations */
.quantum-optimized {
    will-change: transform;
    transform: translateZ(0);
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}