:root {
    --bg: #0f1419;
    --surface: #1a2332;
    --surface-2: #243044;
    --border: #2d3a4f;
    --text: #e8edf4;
    --muted: #8b9cb3;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --code-bg: #0d1117;
    --radius: 10px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.65;
    min-height: 100vh;
}

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

a:hover {
    text-decoration: underline;
}

.layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    min-height: 100vh;
}

.sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    background: var(--surface);
    border-right: 1px solid var(--border);
    padding: 1.5rem 1rem;
}

.sidebar h2 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--muted);
    margin: 1.25rem 0 0.5rem;
}

.sidebar h2:first-child {
    margin-top: 0;
}

.sidebar nav a {
    display: block;
    padding: 0.4rem 0.75rem;
    border-radius: 6px;
    color: var(--muted);
    font-size: 0.9rem;
    text-decoration: none;
}

.sidebar nav a:hover {
    background: var(--surface-2);
    color: var(--text);
    text-decoration: none;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.25rem 0.5rem 1rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 0.5rem;
}

.brand-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--accent), #6366f1);
    border-radius: 8px;
    display: grid;
    place-items: center;
    font-size: 1.1rem;
}

.brand span {
    font-weight: 700;
    font-size: 1rem;
}

.content {
    padding: 2.5rem 3rem 4rem;
    max-width: 900px;
}

.hero {
    margin-bottom: 2.5rem;
}

.hero h1 {
    font-size: 2.2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}

.hero p {
    color: var(--muted);
    font-size: 1.05rem;
    max-width: 640px;
}

.badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1.25rem;
}

.badge {
    background: var(--surface-2);
    border: 1px solid var(--border);
    padding: 0.25rem 0.65rem;
    border-radius: 999px;
    font-size: 0.8rem;
    color: var(--muted);
}

.actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: background 0.15s, transform 0.1s;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    text-decoration: none;
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--surface-2);
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--border);
    text-decoration: none;
}

section {
    margin-bottom: 2.75rem;
    scroll-margin-top: 1.5rem;
}

section h2 {
    font-size: 1.45rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

section h3 {
    font-size: 1.05rem;
    margin: 1.25rem 0 0.5rem;
    color: var(--text);
}

section p,
section li {
    color: var(--muted);
}

section ul,
section ol {
    padding-left: 1.4rem;
    margin: 0.5rem 0;
}

section li {
    margin-bottom: 0.35rem;
}

pre {
    background: var(--code-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    overflow-x: auto;
    font-family: "Cascadia Code", "Consolas", monospace;
    font-size: 0.85rem;
    line-height: 1.5;
    margin: 0.75rem 0;
    color: #c9d1d9;
}

code {
    font-family: "Cascadia Code", "Consolas", monospace;
    font-size: 0.88em;
    background: var(--code-bg);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    color: #79c0ff;
}

pre code {
    background: none;
    padding: 0;
    color: inherit;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 0.75rem 0;
    font-size: 0.9rem;
}

th,
td {
    text-align: left;
    padding: 0.6rem 0.85rem;
    border: 1px solid var(--border);
}

th {
    background: var(--surface-2);
    color: var(--text);
    font-weight: 600;
}

td {
    color: var(--muted);
}

.method {
    display: inline-block;
    font-weight: 700;
    font-size: 0.75rem;
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
    font-family: monospace;
}

.method-get { background: #166534; color: #bbf7d0; }
.method-post { background: #1e3a5f; color: #93c5fd; }

.score-match { color: var(--success); font-weight: 600; }
.score-suspect { color: var(--warning); font-weight: 600; }
.score-nomatch { color: var(--danger); font-weight: 600; }

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.75rem;
    margin: 1rem 0;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
}

.card strong {
    display: block;
    margin-bottom: 0.25rem;
    color: var(--text);
}

.card span {
    font-size: 0.85rem;
    color: var(--muted);
}

.arch {
    color: #a5d6ff;
}

footer {
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    color: var(--muted);
    font-size: 0.85rem;
}

@media (max-width: 768px) {
    .layout {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: static;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--border);
    }

    .content {
        padding: 1.5rem;
    }
}