/* Netalv-ID — shared design system. Flat, sharp (no radius), full-width, light + dark. */
:root {
  --nav-h: 90px;   /* primary (52) + sub-nav (38). Every full-bleed page is two-tier, so default to
                      the two-tier height — nav.js corrects to the exact px, avoiding a first-paint jump. */
  --bg: #ffffff;
  --subtle: #f5f6f8;
  --ink: #1a1f26;
  --muted: #5b6675;
  --faint: #8b95a3;
  --line: #e7e9ec;
  --line-strong: #d5d9df;
  --accent: #2563eb;
  --accent-ink: #1d4ed8;
  --accent-soft: #eef3ff;
  --good: #15803d; --good-bg: #ecfdf3;
  --bad: #b91c1c;  --bad-bg: #fef2f2;
  --warn: #b45309; --warn-bg: #fffbeb;
}
:root[data-theme="dark"] {
  --bg: #0e1116;
  --subtle: #161b22;
  --ink: #e6edf3;
  --muted: #9098a3;
  --faint: #6a7280;
  --line: #20262e;
  --line-strong: #2c343d;
  --accent: #4d8bf5;
  --accent-ink: #3b82f6;
  --accent-soft: #14202f;
  --good: #4ade80; --good-bg: #11261a;
  --bad: #f87171;  --bad-bg: #2a1517;
  --warn: #fbbf24; --warn-bg: #2a2110;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); }
body {
  font: 14px/1.55 -apple-system, system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { margin: 0; line-height: 1.25; font-weight: 600; letter-spacing: -0.01em; }
h1 { font-size: 21px; }
h2 { font-size: 15px; }
h3 { font-size: 13px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
p { margin: 0; }
.muted { color: var(--muted); }
.faint { color: var(--faint); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12.5px; }

/* ── top nav (full-width) ──────────────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 1000;
  display: flex; flex-direction: column;
  background: var(--bg); border-bottom: 1px solid var(--line);
}
.nav .primary { display: flex; align-items: center; gap: 16px; height: 52px; padding: 0 28px; }
.nav .brand { color: var(--ink); font-weight: 650; font-size: 15px; letter-spacing: -0.02em; }
.nav .brand:hover { text-decoration: none; }
.nav .navback { background: none; border: 1px solid var(--line); border-radius: 6px; cursor: pointer;
  color: var(--muted); font-size: 15px; line-height: 1; padding: 3px 8px; }
.nav .navback:hover { color: var(--ink); border-color: var(--muted); }
.nav .links { display: flex; align-items: center; gap: 26px; }
.nav .links a { color: var(--muted); font-size: 13.5px; }
.nav .links a:hover { color: var(--ink); text-decoration: none; }
.nav .links a.active { color: var(--ink); font-weight: 600; }
.nav .right { margin-left: auto; display: flex; align-items: center; gap: 16px; font-size: 13px; color: var(--muted); }
.nav .right a { color: var(--muted); }
.nav .right a:hover { color: var(--ink); text-decoration: none; }
.nav .subnav { display: flex; align-items: center; gap: 22px; height: 38px; padding: 0 28px 0 64px;
  border-top: 1px solid var(--line); background: var(--subtle); }
.nav .subnav a { color: var(--muted); font-size: 13px; }
.nav .subnav a:hover { color: var(--ink); text-decoration: none; }
.nav .subnav a.active { color: var(--accent); font-weight: 600; }
.theme-btn { background: none; border: none; cursor: pointer; color: var(--muted); font-size: 15px; padding: 4px; line-height: 1; }
.theme-btn:hover { color: var(--ink); }

/* ── page (full-width) ─────────────────────────────────────────────────────── */
.page { padding: 0 28px 64px; }
.page-head { padding: 26px 0 6px; }
.page-head p { color: var(--muted); margin-top: 6px; max-width: 760px; }

/* sectioned settings/console rows: title+desc on the left, content on the right */
.sec { display: grid; grid-template-columns: 248px 1fr; gap: 44px; padding: 26px 0; border-top: 1px solid var(--line); }
.sec > .sh { }
.sec > .sh h2 { margin-bottom: 6px; }
.sec > .sh p { color: var(--muted); font-size: 13px; }
.sec > .sb { min-width: 0; }
@media (max-width: 820px) { .sec { grid-template-columns: 1fr; gap: 14px; } }

.row { display: flex; align-items: center; gap: 10px; }
.spread { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.stack { display: flex; flex-direction: column; gap: 8px; }

/* ── buttons + inputs (flat, sharp) ────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 7px; height: 34px; padding: 0 15px;
  background: var(--accent); color: #fff; border: 1px solid var(--accent);
  font: inherit; font-size: 13.5px; font-weight: 550; cursor: pointer; white-space: nowrap;
}
.btn:hover { background: var(--accent-ink); border-color: var(--accent-ink); text-decoration: none; }
.btn.ghost { background: var(--bg); color: var(--ink); border-color: var(--line-strong); }
.btn.ghost:hover { background: var(--subtle); }
.btn.sm { height: 28px; padding: 0 10px; font-size: 12.5px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
input, select, textarea {
  font: inherit; font-size: 13.5px; color: var(--ink); background: var(--bg);
  border: 1px solid var(--line-strong); padding: 7px 10px; width: 100%;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
textarea { resize: vertical; font-family: ui-monospace, Menlo, monospace; font-size: 12.5px; }
label.field > span { display: block; font-size: 13px; color: var(--muted); margin-bottom: 5px; }

/* ── tables ─────────────────────────────────────────────────────────────────── */
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em;
     color: var(--faint); padding: 0 12px 8px; border-bottom: 1px solid var(--line); }
td { padding: 10px 12px; border-bottom: 1px solid var(--line); font-size: 13.5px; vertical-align: middle; }
tr:hover td { background: var(--subtle); }
td.r, th.r { text-align: right; }

/* ── small bits ─────────────────────────────────────────────────────────────── */
.pill { display: inline-flex; align-items: center; gap: 5px; font-size: 11.5px; font-weight: 600;
        padding: 2px 8px; background: var(--subtle); color: var(--muted); }
.pill.good { background: var(--good-bg); color: var(--good); }
.pill.bad  { background: var(--bad-bg); color: var(--bad); }
.pill.warn { background: var(--warn-bg); color: var(--warn); }
.dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; flex: 0 0 auto; }
.swatch { width: 10px; height: 10px; display: inline-block; flex: 0 0 auto; vertical-align: middle; margin-right: 2px; }
.kbd { font: 12px ui-monospace, Menlo, monospace; background: var(--subtle); border: 1px solid var(--line);
       padding: 1px 6px; color: var(--muted); }
.empty { color: var(--faint); font-size: 13.5px; padding: 14px 0; }