:root {
  --bg: #0b0d12; --panel: #12151c; --panel-2: #181c25; --line: #262b37; --text: #e7e9ee; --muted: #8b93a7;
  --accent: #7aa2ff; --accent-2: #a78bfa; --ok: #34d399; --warn: #fbbf24; --bad: #f87171;
  --radius: 10px; --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root { --bg: #f6f7fb; --panel: #ffffff; --panel-2: #f0f2f7; --line: #dde1ea; --text: #151821; --muted: #5b6375;
          --accent: #3d63dd; --accent-2: #7c3aed; color-scheme: light; }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text);
  font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, system-ui, sans-serif; }
a { color: var(--accent); }
header.top { display: flex; align-items: center; gap: 12px; padding: 12px 20px; border-bottom: 1px solid var(--line);
  background: var(--panel); position: sticky; top: 0; z-index: 5; flex-wrap: wrap; }
.brand { font-weight: 700; letter-spacing: .02em; display: flex; align-items: center; gap: 8px; }
.brand .dot { width: 10px; height: 10px; border-radius: 50%; background: linear-gradient(135deg, var(--accent), var(--accent-2)); }
.spacer { flex: 1; }
nav.tabs { display: flex; gap: 4px; padding: 8px 20px; border-bottom: 1px solid var(--line); overflow-x: auto; }
nav.tabs button { background: none; border: 0; color: var(--muted); padding: 7px 12px; border-radius: 8px; cursor: pointer;
  font: inherit; white-space: nowrap; }
nav.tabs button.active { background: var(--panel-2); color: var(--text); }
main { padding: 20px; max-width: 1200px; margin: 0 auto; }
.grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.card h3 { margin: 0 0 10px; font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.big { font-size: 26px; font-weight: 650; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.mono { font-family: var(--mono); }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.stack > * + * { margin-top: 10px; }
button, .btn { background: var(--panel-2); color: var(--text); border: 1px solid var(--line); border-radius: 8px;
  padding: 7px 12px; font: inherit; cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; gap: 6px; }
button:hover { border-color: var(--accent); }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.danger { color: var(--bad); }
button.danger.solid { background: var(--bad); color: #fff; border-color: var(--bad); }
button:disabled { opacity: .5; cursor: default; }
button.sm { padding: 4px 9px; font-size: 12px; }
td .row { flex-wrap: nowrap; }
input, select, textarea { background: var(--panel-2); color: var(--text); border: 1px solid var(--line); border-radius: 8px;
  padding: 7px 10px; font: inherit; width: 100%; }
textarea { font-family: var(--mono); min-height: 90px; }
input[type=checkbox], input[type=radio] { width: auto; }
label.field { display: block; }
label.field > span { display: block; font-size: 12px; color: var(--muted); margin-bottom: 4px; }
.pill { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; background: var(--panel-2);
  border: 1px solid var(--line); }
.pill.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.pill.warn { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, transparent); }
.pill.bad { color: var(--bad); border-color: color-mix(in srgb, var(--bad) 40%, transparent); }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 12px; color: var(--muted); font-weight: 600; }
tr:hover td { background: color-mix(in srgb, var(--panel-2) 60%, transparent); }
.table-wrap { overflow-x: auto; }
.bar { height: 8px; background: var(--panel-2); border-radius: 999px; overflow: hidden; }
.bar > i { display: block; height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
/* ---- Sign-in: a night sky over a meadow (canvas drawn by sky.js) ---- */
.login { max-width: 460px; margin: 10vh auto; }
html:has(.sky-login:not(.hidden)), body:has(.sky-login:not(.hidden)) { background: #02040c; }
.login.sky-login { max-width: none; margin: 0; position: relative; min-height: 100vh; min-height: 100dvh; display: grid; place-items: start center;
  padding: max(11vh, 56px) 16px 0; color-scheme: dark; color: #e8ecff; overflow: hidden; }
#sky { position: fixed; inset: 0; width: 100vw; height: 100vh; display: block; z-index: 0; }
.login-card { position: relative; z-index: 1; width: min(440px, 100%); padding: 30px 28px 24px;
  background: linear-gradient(160deg, rgba(22, 30, 62, .62), rgba(8, 12, 30, .58));
  border: 1px solid rgba(160, 190, 255, .18); border-radius: 22px;
  box-shadow: 0 30px 80px rgba(0, 0, 10, .55), inset 0 1px 0 rgba(255, 255, 255, .07);
  -webkit-backdrop-filter: blur(16px) saturate(140%); backdrop-filter: blur(16px) saturate(140%);
  animation: login-rise .9s cubic-bezier(.2, .8, .2, 1) both; }
@keyframes login-rise { from { opacity: 0; transform: translateY(14px) scale(.985); } to { opacity: 1; transform: none; } }
.login-brand { display: flex; align-items: center; gap: 14px; }
.login-star { width: 58px; height: 58px; flex: none; filter: drop-shadow(0 0 14px rgba(120, 170, 255, .45)); }
.login-brand h1 { margin: 0; font-size: 32px; font-weight: 650; letter-spacing: -.02em; line-height: 1.05;
  background: linear-gradient(180deg, #ffffff, #b9c8ff); -webkit-background-clip: text; background-clip: text; color: transparent; }
.login-tag { margin: 4px 0 0; color: #9aa6cf; font-size: 13px; }
.login-lead { margin: 22px 0 12px; color: #c9d2f2; }
.sky-login #login-form { display: grid; gap: 10px; }
.sky-login #login-key { padding: 13px 14px; font: 15px/1.2 var(--mono); color: #eef2ff; letter-spacing: .02em;
  background: rgba(4, 8, 22, .65); border: 1px solid rgba(150, 175, 255, .22); border-radius: 12px; }
.sky-login #login-key::placeholder { color: #6f7aa3; }
.sky-login #login-key:focus { outline: none; border-color: rgba(127, 214, 245, .7); box-shadow: 0 0 0 4px rgba(127, 214, 245, .14); }
.sky-login button.primary { padding: 12px 14px; justify-content: center; font-weight: 600; font-size: 15px; border: 0; border-radius: 12px;
  background: linear-gradient(135deg, #6f9bff, #9b7dff); box-shadow: 0 10px 30px rgba(110, 120, 255, .35);
  transition: transform .15s ease, box-shadow .15s ease, filter .15s ease; }
.sky-login button.primary:hover { transform: translateY(-1px); filter: brightness(1.08); box-shadow: 0 14px 34px rgba(110, 120, 255, .45); }
.sky-login button.primary:active { transform: translateY(0); }
.sky-login .notice.bad { margin-top: 12px; background: rgba(60, 10, 20, .55); border-color: rgba(248, 113, 113, .6); color: #ffb4b4; }
.login-foot { margin: 16px 0 0; font-size: 12px; color: #7f8ab3; }
@media (max-width: 480px) {
  .login.sky-login { padding-top: max(8vh, 40px); }
  .login-card { padding: 24px 20px 20px; border-radius: 20px; }
  .login-brand h1 { font-size: 28px; }
  .login-star { width: 50px; height: 50px; }
}
@media (max-height: 500px) and (orientation: landscape) { .login.sky-login { padding-top: 20px; padding-bottom: 20px; } }
@media (prefers-reduced-motion: reduce) { .login-card { animation: none; } }
.notice { padding: 10px 12px; border-radius: 8px; border: 1px solid var(--line); background: var(--panel-2); }
.notice.bad { border-color: var(--bad); color: var(--bad); }
.notice.warn { border-color: var(--warn); }
.hidden { display: none !important; }
#terminal { height: calc(100vh - 230px); min-height: 360px; background: #000; border-radius: var(--radius); padding: 6px;
  border: 1px solid var(--line); }
pre.log { background: #05060a; color: #d6dae4; padding: 12px; border-radius: 8px; max-height: 60vh; overflow: auto;
  font-family: var(--mono); font-size: 12px; white-space: pre-wrap; word-break: break-word; }
.modal-back { position: fixed; inset: 0; background: rgba(0,0,0,.55); display: flex; align-items: flex-start;
  justify-content: center; padding: 5vh 16px; z-index: 20; overflow-y: auto; }
.modal { width: min(860px, 100%); background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 20px; }
.modal h2 { margin-top: 0; }
fieldset { border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; margin: 0 0 12px; }
legend { padding: 0 6px; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .06em; }
.checks { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 6px 14px; }
.checks label { display: flex; gap: 8px; align-items: flex-start; }
.checks label small { display: block; color: var(--muted); }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 10px; }
.presets { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 8px; }
.preset { text-align: left; display: block; padding: 10px; }
.preset.selected { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent) inset; }
.preset small { display: block; color: var(--muted); margin-top: 4px; }
.secret { font-family: var(--mono); background: var(--panel-2); padding: 10px; border-radius: 8px; word-break: break-all;
  border: 1px dashed var(--accent); }
.toast { position: fixed; bottom: 18px; right: 18px; background: var(--panel); border: 1px solid var(--line);
  padding: 10px 14px; border-radius: 8px; z-index: 30; max-width: 420px; }
@media (max-width: 640px) {
  main { padding: 12px 16px; }
  header.top, nav.tabs { padding-left: 16px; padding-right: 16px; }
  #terminal { height: 60vh; }
}