:root { --bg: #0b1020; --s1: #121933; --s2: #18213f; --bd: #26304f; --ink: #e2e8f0; --muted: #94a3b8; --faint: #64748b;
  --accent: #14b8a6; --primary: #2563eb; --danger: #dc2626; --warn: #f59e0b; --ok: #16a34a; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 14px/1.5 "Sarabun", "Noto Sans Thai", system-ui, sans-serif; }
.hidden { display: none !important; }
.center { min-height: 100vh; display: grid; place-items: center; }
.card { background: var(--s1); border: 1px solid var(--bd); border-radius: 12px; padding: 18px; }
.narrow { width: min(420px, 94vw); } .wide { width: min(760px, 96vw); max-height: 90vh; overflow: auto; }
h1 { margin: 0 0 4px; } h2 { margin: 0 0 16px; font-size: 20px; } h3 { margin: 18px 0 8px; font-size: 15px; }
label { display: block; margin: 10px 0; font-size: 13px; color: var(--muted); }
input, select, textarea { display: block; width: 100%; margin-top: 4px; padding: 9px 10px; border-radius: 8px; border: 1px solid var(--bd);
  background: #0a0f1f; color: var(--ink); font: inherit; }
textarea { min-height: 90px; font-family: ui-monospace, monospace; font-size: 12px; }
.btn { padding: 8px 14px; border-radius: 8px; border: 1px solid var(--bd); background: var(--s2); color: var(--ink); cursor: pointer; font: inherit; }
.btn:hover { filter: brightness(1.15); } .btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.btn.danger { background: transparent; border-color: var(--danger); color: #f87171; } .btn.sm { padding: 4px 10px; font-size: 12.5px; }
.btn:disabled { opacity: .5; cursor: default; }
.muted { color: var(--muted); } .faint { color: var(--faint); font-size: 12.5px; } .err { color: #f87171; min-height: 1em; }
.warn { color: var(--warn); } .okc { color: #4ade80; }
code, .mono { font-family: ui-monospace, monospace; } .secret { display: block; padding: 10px; background: #0a0f1f; border-radius: 8px; letter-spacing: 2px; word-break: break-all; }
#app { display: flex; min-height: 100vh; }
aside { width: 230px; background: #0e1430; border-right: 1px solid var(--bd); padding: 16px 12px; display: flex; flex-direction: column; }
.brand { font-weight: 700; font-size: 18px; padding: 4px 10px 16px; } .brand small { display: block; font-weight: 400; font-size: 12px; color: var(--muted); }
nav a { display: block; padding: 9px 12px; border-radius: 8px; color: #aab3ca; cursor: pointer; margin-bottom: 2px; }
nav a:hover { background: rgba(255,255,255,.05); } nav a.on { background: rgba(255,255,255,.09); color: #fff; font-weight: 600; }
.me { margin-top: auto; display: flex; justify-content: space-between; align-items: center; padding: 10px; border-top: 1px solid var(--bd); }
main { flex: 1; padding: 24px 28px; overflow: auto; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 10px; margin-bottom: 16px; }
.kpi .v { font-size: 26px; font-weight: 700; } .kpi .l { font-size: 12.5px; color: var(--muted); }
table { width: 100%; border-collapse: collapse; background: var(--s1); border: 1px solid var(--bd); border-radius: 12px; overflow: hidden; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--bd); vertical-align: top; }
th { font-size: 12px; color: var(--faint); font-weight: 500; background: #10172f; } tr.click { cursor: pointer; } tr.click:hover td { background: #151d3a; }
.pill { display: inline-block; padding: 2px 9px; border-radius: 12px; font-size: 12px; font-weight: 600; color: #fff; }
.st-active { background: var(--ok); } .st-expiring { background: var(--warn); } .st-expired { background: var(--danger); } .st-revoked { background: #475569; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; } .grow { flex: 1; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.chk { display: inline-flex; gap: 6px; align-items: center; margin-right: 14px; color: var(--ink); } .chk input { width: auto; display: inline; margin: 0; }
.qrbox { display: flex; justify-content: center; margin: 10px 0; }
.qrbox canvas { width: 200px; height: 200px; image-rendering: pixelated; border-radius: 8px; }
details summary { cursor: pointer; margin: 4px 0 8px; }
.modal { position: fixed; inset: 0; background: rgba(2,6,23,.65); display: grid; place-items: center; z-index: 10; }
.toast { position: fixed; right: 20px; bottom: 20px; background: var(--ok); color: #fff; padding: 10px 16px; border-radius: 8px; z-index: 20; }