:root{
  --ground:#F1F4F0; --surface:#FBFCFA; --surface-2:#E9EDE8;
  --ink:#121A17; --ink-soft:#37433F; --muted:#5F6D68; --faint:#8B9791;
  --line:#D2D9D2; --line-strong:#B4BFB8;
  --accent:#1C4E49; --accent-soft:#DCE8E4;
  --seal:#A0362A; --seal-soft:#F2E0DC;
  --gold:#7E6118; --gold-soft:#EFE7CF;
  --ok:#2C6B4F; --ok-soft:#DCEBE1;
  --shadow:0 1px 2px rgba(18,26,23,.06), 0 8px 24px -18px rgba(18,26,23,.35);
  --r:3px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ground:#0E1413; --surface:#161D1B; --surface-2:#1D2624;
    --ink:#E7ECE8; --ink-soft:#C3CDC8; --muted:#94A29D; --faint:#6E7C77;
    --line:#28332F; --line-strong:#3A4741;
    --accent:#74C3B4; --accent-soft:#1B302D;
    --seal:#E4907F; --seal-soft:#31201D;
    --gold:#CFAE63; --gold-soft:#2A2517;
    --ok:#79C79E; --ok-soft:#17281F;
    --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 30px -20px rgba(0,0,0,.9);
  }
}
*{box-sizing:border-box}
body{margin:0;background:var(--ground);color:var(--ink);
  font-family:"Zen Kaku Gothic New","Hiragino Kaku Gothic ProN","Yu Gothic",system-ui,sans-serif;
  font-size:15px;line-height:1.8;-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:2px}
h1{font-family:"Zen Old Mincho",serif;font-weight:700;font-size:1.7rem;margin:0 0 6px;line-height:1.35;text-wrap:balance}
h2{font-family:"Zen Old Mincho",serif;font-weight:700;font-size:1.15rem;margin:34px 0 12px}
h3{font-size:.95rem;font-weight:700;margin:24px 0 8px;letter-spacing:.02em}
p{margin:0 0 12px}
.sub{color:var(--muted);font-size:13.5px;margin:0 0 20px;max-width:70ch}
.shell{max-width:1200px;margin:0 auto;padding:0 22px}
.mono{font-family:"IBM Plex Mono",ui-monospace,monospace;font-variant-numeric:tabular-nums}
.num{font-family:"IBM Plex Mono",ui-monospace,monospace;font-variant-numeric:tabular-nums}

/* nav */
.topbar{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--ground) 90%,transparent);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.topbar .shell{display:flex;align-items:center;gap:20px;height:50px;overflow-x:auto;scrollbar-width:none}
.topbar .shell::-webkit-scrollbar{display:none}
.brand{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.16em;color:var(--seal);font-weight:600;white-space:nowrap}
.nav{display:flex;gap:16px;white-space:nowrap;flex:1}
.nav a{font-size:13px;color:var(--muted);font-family:"IBM Plex Mono",monospace}
.nav a:hover{color:var(--ink);text-decoration:none}
.nav a.on{color:var(--ink);border-bottom:2px solid var(--seal)}
.who{font-size:12px;color:var(--muted);white-space:nowrap;display:flex;gap:10px;align-items:center}
.pill{background:var(--seal);color:#fff;border-radius:999px;padding:0 7px;font-size:11px;font-family:"IBM Plex Mono",monospace}

main{padding:30px 0 80px}
.flash{background:var(--ok-soft);border:1px solid var(--line);border-left:3px solid var(--ok);
  padding:11px 16px;border-radius:var(--r);margin:0 0 22px;font-size:14px}

/* cards */
.grid{display:grid;gap:14px}
.g2{grid-template-columns:repeat(auto-fit,minmax(340px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);padding:16px 18px}
.card>h2,.card>h3{margin-top:0}
.card.hot{border-left:3px solid var(--seal)}
.card.warn{border-left:3px solid var(--gold)}
.card.calm{border-left:3px solid var(--accent)}
.cardhead{display:flex;justify-content:space-between;align-items:baseline;gap:10px;margin-bottom:10px;
  padding-bottom:8px;border-bottom:1px solid var(--line)}
.cardhead h2,.cardhead h3{margin:0}
.stat{font-family:"IBM Plex Mono",monospace;font-size:1.7rem;color:var(--accent);font-variant-numeric:tabular-nums;line-height:1.2}
.stat.big{font-size:2.1rem}
.label{font-size:12px;color:var(--muted);letter-spacing:.05em}
.empty{color:var(--faint);font-size:13px;padding:6px 0}

/* tables */
.tw{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--surface);box-shadow:var(--shadow);margin:16px 0}
table{border-collapse:collapse;width:100%;font-size:13.5px}
thead th{background:var(--surface-2);text-align:left;font-weight:700;padding:9px 12px;border-bottom:1px solid var(--line-strong);
  font-size:11.5px;letter-spacing:.08em;color:var(--muted);white-space:nowrap}
tbody td{padding:9px 12px;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.6}
tbody tr:last-child td{border-bottom:0}
tbody tr:hover{background:var(--surface-2)}
td.r,th.r{text-align:right}
.plain{border:0;box-shadow:none;background:transparent}
.plain thead th{background:transparent}

/* badges */
.b{display:inline-block;font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.06em;
  padding:2px 7px;border-radius:2px;white-space:nowrap;font-weight:500}
.b-a{background:var(--seal-soft);color:var(--seal)}
.b-b{background:var(--accent-soft);color:var(--accent)}
.b-c{background:var(--surface-2);color:var(--faint)}
.b-w{background:var(--gold-soft);color:var(--gold)}
.b-ok{background:var(--ok-soft);color:var(--ok)}

/* forms */
form.inline{display:inline}
fieldset{border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;margin:0 0 16px;background:var(--surface)}
legend{font-size:12px;color:var(--muted);letter-spacing:.08em;padding:0 6px}
label{display:block;font-size:12.5px;color:var(--muted);margin:10px 0 3px;letter-spacing:.03em}
label.chk{display:flex;align-items:center;gap:7px;color:var(--ink);font-size:13.5px;margin-top:12px}
input[type=text],input[type=email],input[type=password],input[type=url],input[type=number],input[type=date],input[type=search],select,textarea{
  width:100%;padding:7px 10px;border:1px solid var(--line-strong);border-radius:var(--r);
  background:var(--ground);color:var(--ink);font-family:inherit;font-size:14px}
input:focus,select:focus,textarea:focus{border-color:var(--accent)}
textarea{min-height:70px;resize:vertical}
.row{display:grid;gap:12px}
.r2{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
.r3{grid-template-columns:repeat(auto-fit,minmax(140px,1fr))}
.hint{font-size:12px;color:var(--faint);margin-top:3px;line-height:1.6}
button,.btn{display:inline-block;font-family:inherit;font-size:13.5px;padding:8px 16px;border-radius:var(--r);
  border:1px solid var(--accent);background:var(--accent);color:var(--surface);cursor:pointer;text-align:center}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) button,:root:not([data-theme="light"]) .btn{color:#0E1413}}
button:hover,.btn:hover{opacity:.88;text-decoration:none}
button.ghost,.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line-strong)}
button.danger,.btn.danger{background:transparent;color:var(--seal);border-color:var(--seal)}
button.sm,.btn.sm{padding:4px 10px;font-size:12px}
.actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px;align-items:center}
.filters{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:0 0 14px}
.filters input,.filters select{width:auto;min-width:130px}

/* bars */
.bar{height:8px;background:var(--surface-2);border-radius:99px;overflow:hidden;margin-top:6px}
.bar>i{display:block;height:100%;background:var(--accent)}
.bar.seal>i{background:var(--seal)}

/* spark */
.spark{width:100%;height:110px;display:block}

.pagehead{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap;margin-bottom:6px}
.crumb{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.16em;color:var(--seal);text-transform:uppercase;margin-bottom:8px}
.kv{display:grid;grid-template-columns:auto 1fr;gap:4px 16px;font-size:13.5px;margin:0}
.kv dt{color:var(--muted);font-size:12.5px;white-space:nowrap}
.kv dd{margin:0}
.center{max-width:420px;margin:80px auto;padding:0 22px}
details>summary{cursor:pointer;font-size:13px;color:var(--muted);padding:6px 0}
details[open]>summary{color:var(--ink)}
@media(max-width:640px){.shell{padding:0 14px}main{padding:20px 0 60px}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}