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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.7;
    color: #e0e0e0;
    background: linear-gradient(145deg, #0a0a23 0%, #1c1c4a 50%, #2e2e6d 100%);
    min-height: 100vh;
    font-size: 16px;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
header {
    background: linear-gradient(90deg, #1a1a3e 0%, #2a2a5e 100%);
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 15px 0;
    border-bottom: 1px solid rgba(0, 255, 255, 0.2);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
}

.logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: #00e6e6;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-decoration: none;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-links a {
    color: #b0b0ff;
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background: #00e6e6;
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-links a:hover {
    color: #00e6e6;
}

/* Hero Section */
.hero {
    background: linear-gradient(180deg, rgba(10,10,35,0.9) 0%, rgba(30,30,80,0.7) 100%);
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem 0;
    margin-top: 70px;
}

.hero h1 {
    font-size: 2.8rem;
    font-weight: 700;
    background: linear-gradient(90deg, #00e6e6, #ff4da6);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    color: #d0d0ff;
    margin: 0 auto;
}

/* Sections */
.section {
    padding: 5rem 0;
}

.section h2 {
    text-align: center;
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: 2.5rem;
    color: #00e6e6;
    letter-spacing: 0.5px;
}

.card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(12px);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    border: 1px solid rgba(0, 255, 255, 0.15);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
}

.card h3 {
    font-size: 1.5rem;
    color: #ff4da6;
    margin-bottom: 1rem;
    font-weight: 600;
}

.card p {
    color: #d0d0ff;
}

ul {
    list-style: none;
    padding-left: 0;
}

ul li {
    position: relative;
    padding-left: 1.5rem;
    color: #d0d0ff;
}

ul li::before {
    content: '➜';
    position: absolute;
    left: 0;
    color: #00e6e6;
    font-weight: bold;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

/* FAQ */
.faq-item {
    margin-bottom: 1.5rem;
}

.faq-item h4 {
    font-size: 1.3rem;
    color: #00e6e6;
    border-bottom: 1px solid rgba(0, 255, 255, 0.2);
    padding-bottom: 0.5rem;
    margin-bottom: 0.5rem;
}

.faq-item p {
    color: #d0d0ff;
}

/* Footer */
footer {
    background: linear-gradient(180deg, #0a0a23, #1c1c4a);
    color: #b0b0ff;
    text-align: center;
    padding: 2.5rem 0;
    border-top: 1px solid rgba(0, 255, 255, 0.2);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 0;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .section h2 {
        font-size: 1.8rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero {
        padding: 1.5rem 0;
    }

    .section {
        padding: 3rem 0;
    }
}