:root {
    --bg-color: #0a0a0a;
    --accent-bg: #111111;
    --primary-color: #00e5ff;
    --text-color: #e0e0e0;
    --text-muted: #888888;
    --code-bg: #1a1a1a;
    --card-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    --btn-radius: 8px;
    --container-width: 1100px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header & Nav */
header {
    padding: 1.5rem 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--primary-color);
}

.logo img {
    height: 32px;
    width: 32px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    text-decoration: none;
    color: var(--text-color);
    font-size: 0.95rem;
    transition: color 0.3s;
}

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

/* Hero Section */
.hero {
    padding: 10rem 0 6rem;
    text-align: center;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.highlight {
    color: var(--primary-color);
    text-shadow: 0 0 20px rgba(0, 229, 255, 0.3);
}

.tagline {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 3rem;
}

.actions {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

.btn {
    padding: 0.8rem 2rem;
    border-radius: var(--btn-radius);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

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

.btn.primary:hover {
    background-color: #00b8cc;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 229, 255, 0.4);
}

.btn.secondary {
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
}

.btn.secondary:hover {
    background: rgba(255, 255, 255, 0.05);
}

/* Features Section */
.features {
    padding: 6rem 0;
    background: var(--accent-bg);
}

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

.feature-card {
    background: var(--bg-color);
    padding: 2.5rem;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-card .icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

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

/* Showcase Section */
.showcase {
    padding: 8rem 0;
}

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

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

.code-container {
    display: flex;
    flex-wrap: wrap;
    gap: 4rem;
    align-items: center;
}

.code-window {
    flex: 1;
    min-width: 350px;
    background: var(--code-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--card-shadow);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.window-header {
    background: #252525;
    padding: 0.75rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

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

.filename {
    margin-left: 1rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: #888;
}

pre {
    padding: 2rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1rem;
    overflow-x: auto;
}

/* Syntax Highlighting Simulate */
.keyword { color: #ff79c6; }
.function { color: #50fa7b; }
.string { color: #f1fa8c; }
.operator { color: #8be9fd; font-weight: bold; }

.code-info {
    flex: 1;
    min-width: 300px;
}

.code-info h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.code-info ul {
    list-style: none;
}

.code-info li {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.code-info li::before {
    content: "•";
    color: var(--primary-color);
    position: absolute;
    left: 0;
    font-size: 1.5rem;
    line-height: 1.2;
}

/* Footer */
footer {
    padding: 4rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
}

footer p {
    color: var(--text-muted);
}

footer a {
    color: var(--primary-color);
    text-decoration: none;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .hero { padding: 8rem 0 4rem; }
    .container { padding: 0 1.5rem; }
}