:root {
    --bg-dark: #0a0b0d;
    --bg-card: #14161a;
    --accent: #00ff88;
    --text-main: #ffffff;
    --text-dim: #94a3b8;
    --code-bg: #1e1e1e;
}

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

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

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

/* Header */
header {
    padding: 20px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

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

.logo {
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -1px;
}

.logo span {
    color: var(--accent);
}

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

.nav-links a {
    color: var(--text-dim);
    text-decoration: none;
    transition: 0.3s;
}

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

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    padding: 100px 20px;
    gap: 50px;
}

.hero-content {
    flex: 1;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 25px;
}

.hero-content h1 span {
    color: var(--accent);
    text-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-dim);
    margin-bottom: 40px;
    max-width: 500px;
}

.hero-btns {
    display: flex;
    gap: 15px;
}

/* Buttons */
.btn {
    padding: 14px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
}

.btn-primary {
    background: var(--accent);
    color: #000;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 255, 136, 0.4);
}

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

.btn-outline {
    border: 1px solid var(--accent);
    color: var(--accent);
}

/* Code Window */
.hero-visual {
    flex: 1;
}

.code-window {
    background: var(--code-bg);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    font-family: 'JetBrains Mono', monospace;
    border: 1px solid rgba(255,255,255,0.1);
}

.code-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
}

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

.red { background: #ff5f56; }
.yellow { background: #ffbd2e; }
.green { background: #27c93f; }

.file-name {
    margin-left: 10px;
    color: var(--text-dim);
    font-size: 0.9rem;
}

.keyword { color: #c678dd; }
.comment { color: #5c6370; }
.string { color: #98c379; }

/* Features */
.features {
    padding: 100px 20px;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.5rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: var(--bg-card);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.05);
    transition: 0.3s;
}

.card:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
}

.card .icon {
    font-size: 2rem;
    margin-bottom: 20px;
}

.card h3 {
    margin-bottom: 15px;
}

.card p {
    color: var(--text-dim);
}

footer {
    text-align: center;
    padding: 50px 0;
    color: var(--text-dim);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 968px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 50px;
    }
    .hero-content h1 { font-size: 2.5rem; }
    .hero-btns { justify-content: center; }
    .nav-links { display: none; }
}