:root {
    --bg: #0d1117;
    --bg-elev: #161b22;
    --bg-elev-2: #1c2230;
    --border: #2d333b;
    --text: #e6edf3;
    --text-dim: #9da7b3;
    --accent: #3b82f6;
    --accent-hover: #2f6fd6;
    --green: #2ea043;
    --amber: #d29922;
    --red: #f85149;
    --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
    --sans: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--sans);
    font-size: 15px;
    line-height: 1.55;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre { font-family: var(--mono); }

/* ----------------------------- Login ---------------------------------- */
.login-wrap {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
}
.login-card {
    width: 100%;
    max-width: 380px;
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 32px;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.5);
}
.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 4px;
}
.brand .logo {
    width: 32px; height: 32px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--accent), #8b5cf6);
    display: grid; place-items: center;
    font-weight: 700; color: #fff;
}
.brand h1 { font-size: 18px; margin: 0; }
.login-sub { color: var(--text-dim); font-size: 13px; margin: 8px 0 24px; }

.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; color: var(--text-dim); margin-bottom: 6px; }
.field input {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 14px;
}
.field input:focus { outline: none; border-color: var(--accent); }

.btn {
    width: 100%;
    padding: 10px 14px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
}
.btn:hover { background: var(--accent-hover); }
.btn:disabled { opacity: 0.6; cursor: not-allowed; }

.alert {
    display: none;
    background: rgba(248, 81, 73, 0.12);
    border: 1px solid rgba(248, 81, 73, 0.4);
    color: #ff9a92;
    padding: 9px 12px;
    border-radius: 8px;
    font-size: 13px;
    margin-bottom: 16px;
}
.alert.show { display: block; }
.login-foot { margin-top: 22px; text-align: center; color: var(--text-dim); font-size: 12px; }

/* ----------------------------- Docs ------------------------------------ */
.layout { display: grid; grid-template-columns: 260px 1fr; min-height: 100vh; }
.sidebar {
    background: var(--bg-elev);
    border-right: 1px solid var(--border);
    padding: 20px 16px;
    position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.sidebar .brand { margin-bottom: 20px; }
.nav-group { margin-bottom: 18px; }
.nav-group h4 {
    text-transform: uppercase;
    font-size: 11px; letter-spacing: 0.06em;
    color: var(--text-dim); margin: 0 0 8px;
}
.nav-group a {
    display: block;
    color: var(--text);
    padding: 5px 8px;
    border-radius: 6px;
    font-size: 13px;
}
.nav-group a:hover { background: var(--bg-elev-2); text-decoration: none; }
.nav-group a .m { font-family: var(--mono); font-size: 10px; color: var(--text-dim); }

.main { padding: 36px 48px; max-width: 940px; }
.main h1 { font-size: 28px; margin: 0 0 4px; }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.user-box { display: flex; align-items: center; gap: 12px; font-size: 13px; color: var(--text-dim); }
.link-btn { background: none; border: 1px solid var(--border); color: var(--text); padding: 6px 12px; border-radius: 6px; cursor: pointer; font-size: 13px; }
.link-btn:hover { background: var(--bg-elev-2); }

.lead { color: var(--text-dim); margin-bottom: 28px; }
.callout {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: 8px;
    padding: 14px 16px;
    margin: 18px 0 30px;
    font-size: 14px;
}
.callout code { background: var(--bg-elev-2); padding: 1px 6px; border-radius: 4px; }

.endpoint {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 18px 20px;
    margin-bottom: 18px;
    scroll-margin-top: 20px;
}
.endpoint-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.method {
    font-family: var(--mono);
    font-size: 12px; font-weight: 700;
    padding: 3px 9px; border-radius: 6px; color: #fff;
}
.method.get { background: var(--green); }
.method.post { background: var(--accent); }
.method.put { background: var(--amber); }
.method.delete { background: var(--red); }
.path { font-family: var(--mono); font-size: 15px; }
.badge-auth {
    margin-left: auto;
    font-size: 11px;
    padding: 3px 9px;
    border-radius: 20px;
    border: 1px solid var(--border);
    color: var(--text-dim);
}
.badge-auth.locked { color: var(--amber); border-color: rgba(210,153,34,.4); }
.endpoint h3 { margin: 14px 0 4px; font-size: 15px; }
.endpoint p { margin: 6px 0; color: var(--text-dim); font-size: 14px; }
pre.usage {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px 14px;
    overflow-x: auto;
    font-size: 13px;
    margin: 10px 0 0;
}
.section-title { margin: 34px 0 14px; font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--text-dim); }
.loading { color: var(--text-dim); padding: 40px 0; }

/* ----------------------------- Admin ----------------------------------- */
.alert.ok {
    background: rgba(46, 160, 67, 0.12);
    border-color: rgba(46, 160, 67, 0.4);
    color: #6ee787;
}
.field select {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 14px;
}
.row { display: flex; gap: 14px; flex-wrap: wrap; align-items: flex-end; }
.row .field { flex: 1 1 180px; margin-bottom: 0; }
.field-btn .btn { width: auto; padding: 10px 18px; }
.create-form { padding: 18px 20px; }

.admin-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.admin-table th, .admin-table td {
    text-align: left;
    padding: 9px 10px;
    border-bottom: 1px solid var(--border);
}
.admin-table th { color: var(--text-dim); font-weight: 600; text-transform: uppercase; font-size: 11px; letter-spacing: .04em; }
.admin-table tr:last-child td { border-bottom: none; }
.admin-table .actions { display: flex; gap: 6px; flex-wrap: wrap; }
.admin-table .link-btn { padding: 4px 9px; font-size: 12px; }
.link-btn.danger { color: var(--red); border-color: rgba(248,81,73,.4); }
.link-btn.danger:hover { background: rgba(248,81,73,.12); }
.role { font-size: 11px; padding: 2px 8px; border-radius: 20px; border: 1px solid var(--border); }
.role-admin { color: var(--amber); border-color: rgba(210,153,34,.5); }
.role-user { color: var(--text-dim); }

@media (max-width: 800px) {
    .layout { grid-template-columns: 1fr; }
    .sidebar { position: static; height: auto; }
    .main { padding: 24px 18px; }
    .admin-table { display: block; overflow-x: auto; }
}