:root {
    --bg-dark: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.7);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --primary: #6366f1;
    --accent: #a855f7;
    --gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
    --font-heading: 'Outfit', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-heading);
    overflow-x: hidden;
    line-height: 1.5;
}

/* Background Glow Cursor */
.cursor-glow {
    position: fixed;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 0;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -0.02em;
}

.logo-icon {
    width: 32px;
    height: 32px;
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

.btn-launch {
    padding: 0.6rem 1.2rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: white;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6rem 5% 4rem;
    gap: 4rem;
    background: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.1), transparent 50%);
}

.hero-content {
    flex: 1;
    max-width: 600px;
    z-index: 1;
}

.badge-new {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(168, 85, 247, 0.1);
    border: 1px solid rgba(168, 85, 247, 0.2);
    border-radius: 99px;
    color: var(--accent);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

h1 {
    font-size: 4rem;
    line-height: 1.1;
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

/* Buttons */
.hero-actions {
    display: flex;
    gap: 1rem;
}

.btn-primary-large {
    padding: 1rem 2rem;
    background: var(--gradient);
    border-radius: 8px;
    color: white;
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.btn-primary-large:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.6);
}

.btn-primary-large svg {
    width: 20px;
    height: 20px;
}

.btn-secondary-large {
    padding: 1rem 2rem;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    color: white;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s;
}

.btn-secondary-large:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: white;
}

.btn-secondary-large svg {
    width: 20px;
    height: 20px;
}

/* Hero Visual (3D/Floating) */
.hero-visual {
    flex: 1;
    position: relative;
    height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 1000px;
}

.code-card,
.diagram-card {
    position: absolute;
    width: 320px;
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 1.5rem;
    backdrop-filter: blur(12px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    transition: transform 0.5s ease;
}

.code-card {
    top: 20%;
    left: 10%;
    z-index: 2;
    transform: rotateY(10deg) rotateX(5deg);
}

.diagram-card {
    top: 40%;
    right: 10%;
    z-index: 1;
    transform: rotateY(-10deg) rotateX(5deg) scale(1.1);
    overflow: hidden;
}

.floating {
    animation: float 6s ease-in-out infinite;
}

.floating-delayed {
    animation: float 6s ease-in-out infinite;
    animation-delay: 3s;
}

@keyframes float {
    0% {
        transform: translateY(0px) rotateY(10deg);
    }

    50% {
        transform: translateY(-20px) rotateY(10deg);
    }

    100% {
        transform: translateY(0px) rotateY(10deg);
    }
}

.card-header {
    display: flex;
    gap: 6px;
    margin-bottom: 1rem;
    align-items: center;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.red {
    background: #ef4444;
}

.yellow {
    background: #eab308;
}

.green {
    background: #22c55e;
}

.filename {
    margin-left: auto;
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

pre {
    font-family: var(--font-mono);
    color: #cbd5e1;
    font-size: 0.85rem;
    overflow: hidden;
}

.arrow-connector {
    position: absolute;
    width: 100px;
    height: 20px;
    top: 50%;
    left: 45%;
    z-index: 0;
    transform: rotate(30deg);
}

/* Features Grid */
.features {
    padding: 6rem 5%;
    background: rgba(0, 0, 0, 0.2);
    text-align: center;
}

.features h2 {
    font-size: 2.5rem;
    margin-bottom: 4rem;
}

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

.feature-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 16px;
    text-align: left;
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(168, 85, 247, 0.3);
}

.icon-box {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

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

/* Footer */
footer {
    padding: 4rem 5%;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 3rem;
}

.footer-col h4 {
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.footer-col a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: color 0.2s;
}

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

.footer-bottom {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* Responsive */
@media (max-width: 900px) {
    .hero {
        flex-direction: column;
        padding-top: 8rem;
    }

    .hero-content {
        text-align: center;
    }

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

    .hero-visual {
        width: 100%;
        height: 400px;
    }
}