:root {
    --bg: #0a0a0a;
    --surface: #141414;
    --border: #2a2a2a;
    --text: #e5e5e5;
    --text-dim: #888;
    --accent: #6366f1;
    --accent-dim: #4338ca;
    --green: #22c55e;
    --red: #ef4444;
    --code-bg: #1a1a2e;
    --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --mono: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
}

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

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    font-size: 16px;
}

.container {
    max-width: 880px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
header {
    border-bottom: 1px solid var(--border);
    padding: 16px 0;
    position: sticky;
    top: 0;
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(12px);
    z-index: 10;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo h1 {
    font-size: 18px;
    font-weight: 700;
}

.badge {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 4px;
    background: var(--accent-dim);
    color: white;
    font-weight: 500;
}

nav {
    display: flex;
    gap: 20px;
}

nav a {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}

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

/* Hero */
.hero {
    padding: 80px 0 60px;
    text-align: center;
}

.hero h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--text) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 18px;
    color: var(--text-dim);
    max-width: 600px;
    margin: 0 auto 32px;
}

.cta-group {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.btn {
    padding: 10px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
}

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

.btn.primary:hover { background: var(--accent-dim); }

.btn.secondary {
    background: var(--surface);
    color: var(--text);
    border: 1px solid var(--border);
}

.btn.secondary:hover { border-color: var(--text-dim); }

/* Sections */
section {
    padding: 48px 0;
    border-top: 1px solid var(--border);
}

section h2 {
    font-size: 28px;
    margin-bottom: 24px;
}

section h3 {
    font-size: 20px;
    margin: 24px 0 12px;
}

section h4 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-dim);
    margin: 16px 0 8px;
}

p {
    margin-bottom: 16px;
    color: var(--text-dim);
}

a { color: var(--accent); }

ol, ul {
    margin: 0 0 16px 24px;
    color: var(--text-dim);
}

li { margin-bottom: 6px; }

/* Code */
pre {
    background: var(--code-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    overflow-x: auto;
    margin: 12px 0 20px;
}

code {
    font-family: var(--mono);
    font-size: 13px;
    color: #c4b5fd;
}

p code, td code {
    background: var(--code-bg);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 13px;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 12px 0 20px;
}

th, td {
    padding: 10px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}

th {
    font-weight: 600;
    color: var(--text);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

td { color: var(--text-dim); }

/* Tool cards */
.tool {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    margin: 16px 0;
}

.tool h3 {
    margin: 0 0 8px;
    font-size: 18px;
}

.tool h3 code {
    color: var(--accent);
    font-size: 18px;
}

details {
    margin-top: 12px;
}

details summary {
    cursor: pointer;
    color: var(--accent);
    font-size: 14px;
    font-weight: 500;
}

/* Footer */
footer {
    border-top: 1px solid var(--border);
    padding: 24px 0;
    text-align: center;
}

footer p {
    font-size: 14px;
}

/* Responsive */
@media (max-width: 640px) {
    nav { display: none; }
    .hero h2 { font-size: 28px; }
    .hero p { font-size: 16px; }
    .cta-group { flex-direction: column; align-items: center; }
    table { font-size: 13px; }
    th, td { padding: 8px 10px; }
}