:root {
  --bg: #f3f4f6; --card: #ffffff; --text: #111827; --muted: #6b7280; --border: #e5e7eb;
  --green: #16a34a; --red: #dc2626; --amber: #d97706; --blue: #2563eb; --grey: #9ca3af;
  --house: #d1d5db; --panel: #9ca3af;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115; --card: #1a1d24; --text: #f3f4f6; --muted: #9ca3af; --border: #2a2f39;
    --house: #374151; --panel: #6b7280;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
body { padding: env(safe-area-inset-top) 16px env(safe-area-inset-bottom); }
h1 { font-size: 1.4rem; margin: 0; }
.app, .login { max-width: 480px; margin: 0 auto; padding: 16px 0 32px; }
.muted { color: var(--muted); font-size: .9rem; }

/* Login */
.login { text-align: center; padding-top: 12vh; }
.login form { display: grid; gap: 12px; margin-top: 24px; }
.login input { font: inherit; padding: 14px; border-radius: 12px; border: 1px solid var(--border);
  background: var(--card); color: var(--text); }
.error { color: var(--red); }

/* Kopf */
.topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.badges { display: flex; gap: 6px; }
.badge { font-size: .75rem; padding: 4px 8px; border-radius: 999px; background: var(--border); color: var(--muted); }
.badge.ok { background: color-mix(in srgb, var(--green) 18%, transparent); color: var(--green); }
.badge.bad { background: color-mix(in srgb, var(--red) 18%, transparent); color: var(--red); }

/* Tor-Karte */
.door-card { background: var(--card); border-radius: 20px; padding: 20px; display: flex; gap: 20px;
  align-items: center; border: 2px solid var(--border); transition: border-color .3s; }
.door-svg { width: 110px; flex: none; }
.door-svg .house { fill: var(--house); }
.door-svg .opening { fill: #111827; }
.door-svg .panels rect { fill: var(--panel); transition: transform .8s ease; }
.door-svg .panels { transition: transform .8s ease; transform-box: view-box; transform-origin: 60px 46px; }
.door-state { font-size: 1.6rem; font-weight: 700; }
.door-sub { color: var(--muted); }
.door-card[data-door="closed"] { border-color: var(--green); }
.door-card[data-door="closed"] .door-state { color: var(--green); }
.door-card[data-door="open"] { border-color: var(--amber); }
.door-card[data-door="open"] .door-state { color: var(--amber); }
.door-card[data-door="open"] .panels { transform: scaleY(.15); }
.door-card[data-door="open"].alert { border-color: var(--red); }
.door-card[data-door="open"].alert .door-state { color: var(--red); }
.door-card[data-door="moving"] { border-color: var(--blue); }
.door-card[data-door="moving"] .door-state { color: var(--blue); }
.door-card[data-door="moving"] .panels { transform: scaleY(.5);
  animation: pulse 1s infinite alternate; }
.door-card[data-door="error"] .door-state { color: var(--red); }
.door-card.stale { opacity: .6; }
@keyframes pulse { to { opacity: .5; } }

/* Knöpfe */
.controls { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 16px 0 8px; }
.btn { font: inherit; font-weight: 600; border: 0; border-radius: 14px; padding: 12px 16px; cursor: pointer;
  background: var(--border); color: var(--text); }
.btn:disabled { opacity: .4; cursor: not-allowed; }
.btn-primary { background: var(--blue); color: #fff; }
.btn-big { padding: 22px 12px; font-size: 1.15rem; color: #fff; }
.btn-open { background: var(--amber); }
.btn-close { background: var(--green); }
.btn-small { padding: 8px 14px; font-size: .9rem; }
.controls .btn-small { grid-column: 1 / -1; justify-self: center; background: transparent; color: var(--muted);
  border: 1px solid var(--border); }
.link { background: none; border: 0; color: var(--blue); padding: 8px 0 0; font: inherit; font-size: .9rem; cursor: pointer; }

.cmd-status { text-align: center; padding: 10px; border-radius: 12px; background: var(--card); margin-bottom: 8px; }
.cmd-status.ok { color: var(--green); }
.cmd-status.fail { color: var(--red); }

.card { background: var(--card); border-radius: 16px; padding: 16px; margin-top: 16px; }
.row { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.events { list-style: none; padding: 0; margin: 8px 0 0; font-size: .9rem; }
.events li { padding: 6px 0; border-top: 1px solid var(--border); display: flex; gap: 10px; }
.events time { color: var(--muted); flex: none; font-variant-numeric: tabular-nums; }
.details { font-size: .8rem; }
footer { text-align: center; margin-top: 24px; }
footer a { color: var(--muted); }