:root {
  --green: #1f9d55; --yellow: #d9a400; --red: #cc2b2b; --unknown: #8a8a8a;
  --bg: #14171a; --card: #1e2329; --fg: #e6e6e6;
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, sans-serif; background: var(--bg); color: var(--fg); }
header { display: flex; align-items: baseline; gap: .6rem; padding: 1rem 1.5rem; border-bottom: 1px solid #2a2f36; }
header h1 { font-size: 1.15rem; margin: 0; }
.ver { color: var(--unknown); font-size: .8rem; }
main { padding: 1.5rem; }
.note { color: var(--unknown); }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 1rem; }
.card { background: var(--card); border-radius: 10px; padding: 1rem; border-left: 5px solid var(--unknown); }
.card h2 { font-size: 1rem; margin: 0 0 .6rem; }
.card.status-green  { border-left-color: var(--green); }
.card.status-yellow { border-left-color: var(--yellow); }
.card.status-red    { border-left-color: var(--red); }
.card dl { display: grid; grid-template-columns: auto 1fr; gap: .2rem .8rem; margin: 0; }
.card dt { color: var(--unknown); }
.card dd { margin: 0; }
.badge { text-transform: uppercase; font-size: .75rem; letter-spacing: .04em; }
/* white-box metric sub-rows (選項 C) */
.metrics { list-style: none; margin: .5rem 0 0; padding: .5rem 0 0; border-top: 1px solid #2a2f36; display: flex; flex-direction: column; gap: .15rem; }
.metric { display: flex; justify-content: space-between; gap: .8rem; font-size: .85rem; }
.metric .m-name { color: var(--unknown); }
.metric .m-val { font-variant-numeric: tabular-nums; }
.metric-green   .m-val { color: var(--green); }
.metric-yellow  .m-val { color: var(--yellow); }
.metric-red     .m-val { color: var(--red); }
.metric-unknown .m-val { color: var(--unknown); }
.deeplinks { margin-top: .4rem; }
.deeplinks a { font-size: .8rem; color: #6fb3ff; text-decoration: none; }
.deeplinks a:hover { text-decoration: underline; }
.checked { display: block; margin-top: .6rem; color: var(--unknown); font-size: .72rem; }
.sec { margin: 1.5rem 0 .5rem; font-size: .95rem; color: #b9c2cc; border-bottom: 1px solid #2a2f36; padding-bottom: .3rem; }
.card.host h2 small { color: var(--unknown); font-weight: normal; font-size: .8rem; }
.logs { margin-top: .6rem; }
.logs summary { cursor: pointer; color: #9fb4c8; font-size: .8rem; }
.logs pre { margin: .4rem 0 0; padding: .5rem; background: #0e1114; border-radius: 6px;
  font-size: .72rem; line-height: 1.35; overflow-x: auto; white-space: pre; color: #d0d0d0; }
.l1 { margin-top: .6rem; padding: .5rem .6rem; border-radius: 6px; background: #161b22;
  border-left: 3px solid #6b7785; font-size: .8rem; }
.l1.sev-high { border-left-color: var(--red); }
.l1.sev-med { border-left-color: var(--yellow); }
.l1.sev-low { border-left-color: var(--green); }
.l1-tag { display: inline-block; font-size: .62rem; font-weight: 700; letter-spacing: .04em;
  background: #2d6cdf; color: #fff; padding: .05rem .3rem; border-radius: 3px; vertical-align: middle; }
.l1-act { color: #b9c2cc; margin-top: .25rem; }
.l1-meta { color: var(--unknown); font-size: .7rem; margin-top: .2rem; }
.l2-trigger { margin-top: .6rem; }
.l2-trigger button { cursor: pointer; background: #243; color: #cfe; border: 1px solid #3a5;
  border-radius: 6px; padding: .35rem .7rem; font-size: .78rem; }
#investigation-panel { background: var(--card); border-radius: 10px; padding: 1rem 1.2rem; }
#investigation-panel.htmx-request { opacity: .5; }
.l2-tag { display: inline-block; font-size: .62rem; font-weight: 700; background: #2f9e6b;
  color: #fff; padding: .05rem .35rem; border-radius: 3px; }
.l2-head { font-size: 1rem; margin-bottom: .5rem; }
.l2-summary { white-space: pre-wrap; line-height: 1.5; }
.l2-steps { margin-top: .7rem; }
.l2-steps summary { cursor: pointer; color: #9fb4c8; font-size: .82rem; }
.l2-steps code { color: #8fd0ff; font-size: .76rem; }
.l2-res { color: var(--unknown); font-size: .74rem; margin: .15rem 0 .5rem; white-space: pre-wrap; }
.l2-props { margin-top: .8rem; }
.l2-props-h { color: var(--yellow); font-size: .82rem; margin-bottom: .4rem; }
.l2-prop { background: #0e1114; border-radius: 6px; padding: .5rem .6rem; margin-bottom: .4rem;
  border-left: 3px solid var(--yellow); font-size: .8rem; }
.l2-prop.risk-high { border-left-color: var(--red); }
.l2-prop .risk { font-size: .65rem; color: var(--unknown); }
.l2-prop pre { margin: .3rem 0; background: #000; padding: .4rem; border-radius: 4px;
  font-size: .74rem; overflow-x: auto; color: #d0d0d0; }
.l2-note { color: var(--unknown); font-size: .72rem; }
.logout { margin-left: auto; }
.logout button, .login button { cursor: pointer; background: #2a3138; color: var(--fg);
  border: 1px solid #3a424b; border-radius: 6px; padding: .35rem .8rem; font-size: .8rem; }
.login-page { display: grid; place-items: center; min-height: 100vh; }
.login { display: flex; flex-direction: column; gap: .8rem; width: 280px;
  background: var(--card); padding: 1.8rem; border-radius: 12px; }
.login h1 { margin: 0 0 .4rem; font-size: 1.1rem; }
.login label { display: flex; flex-direction: column; gap: .25rem; font-size: .85rem; color: #b9c2cc; }
.login input { padding: .5rem; border-radius: 6px; border: 1px solid #3a424b;
  background: #0e1114; color: var(--fg); }
.login button { padding: .6rem; margin-top: .4rem; }
.login-error { color: var(--red); font-size: .85rem; margin: 0; }