:root {
    --primary: #3b82f6;
    --primary-dark: #2563eb;
    --secondary: #8b5cf6;
    --accent: #06b6d4;
    --dark-bg: #0f172a;
    --card-bg: rgba(30, 41, 59, 0.7);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --glass-border: rgba(255, 255, 255, 0.1);
    --gradient-main: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.5);
}

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

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

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

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

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.5rem;
}

.logo img {
    height: 40px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-muted);
    font-weight: 500;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--primary);
}

.btn-primary {
    background: var(--gradient-main);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    display: inline-block;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    display: inline-block;
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding: 160px 0 100px;
    position: relative;
    overflow: hidden;
}

.hero-bg-glow {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.2) 0%, rgba(15, 23, 42, 0) 70%);
    border-radius: 50%;
    z-index: -1;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, #fff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.badge {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    display: inline-block;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.hero-btns {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.stats {
    display: flex;
    gap: 3rem;
    border-top: 1px solid var(--glass-border);
    padding-top: 2rem;
}

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

.stat-num {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Glass Card Mockup */
.glass-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2rem;
    position: relative;
    box-shadow: var(--shadow-lg);
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: transform 0.5s ease;
}

.glass-card:hover {
    transform: perspective(1000px) rotateY(0) rotateX(0);
}

.mockup-header {
    display: flex;
    gap: 8px;
    margin-bottom: 2rem;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background: #ef4444; }
.dot.yellow { background: #eab308; }
.dot.green { background: #22c55e; }

.mockup-body {
    text-align: center;
    padding: 2rem 0;
}

.floating-logo {
    width: 80px;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 0 20px rgba(59, 130, 246, 0.5));
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0); }
}

.mockup-content h3 {
    margin-bottom: 1rem;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.progress-bar .fill {
    width: 60%;
    height: 100%;
    background: var(--gradient-main);
    border-radius: 3px;
}

.feature-list-mock {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    text-align: left;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.feature-list-mock i {
    color: var(--primary);
    margin-right: 8px;
}

/* Features Section */
.features {
    padding: 100px 0;
    background: #0b1120;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.125rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 10px 30px -10px rgba(59, 130, 246, 0.2);
}

.icon-box {
    width: 50px;
    height: 50px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Pricing Section */
.pricing {
    padding: 100px 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    align-items: center;
}

.pricing-card {
    background: var(--card-bg);
    padding: 3rem 2rem;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card.popular {
    background: linear-gradient(180deg, rgba(59, 130, 246, 0.1) 0%, rgba(30, 41, 59, 0.7) 100%);
    border-color: var(--primary);
    transform: scale(1.05);
    z-index: 10;
}

.popular-tag {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-main);
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.plan-name {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.price {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 2rem;
}

.price span {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 400;
}

.plan-features {
    margin-bottom: 2.5rem;
    text-align: left;
}

.plan-features li {
    margin-bottom: 1rem;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 10px;
}

.plan-features li i {
    color: var(--primary);
}

.plan-features li.disabled {
    color: var(--text-muted);
    text-decoration: line-through;
}

.plan-features li.disabled i {
    color: var(--text-muted);
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    background: linear-gradient(rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.9)), url('https://images.unsplash.com/photo-1550745165-9bc0b252726f?auto=format&fit=crop&q=80');
    background-size: cover;
    background-position: center;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.cta-content p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

.btn-primary.large {
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
}

/* Footer */
footer {
    background: #020617;
    padding: 80px 0 20px;
    border-top: 1px solid var(--glass-border);
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-col h4 {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

.footer-col ul li {
    margin-bottom: 0.75rem;
}

.footer-col ul li a {
    color: var(--text-muted);
}

.footer-col ul li a:hover {
    color: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--dark-bg);
        flex-direction: column;
        padding: 2rem;
        text-align: center;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-cta {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-btns {
        justify-content: center;
    }

    .stats {
        justify-content: center;
    }

    .glass-card {
        margin-top: 2rem;
        transform: none;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}