:root {
  --grau: #484543;
  --grau-2: #6b6765;
  --grau-3: #ece9e6;
  --grau-4: #f6f4f2;
  --orange: #ef7d00;
  --weiss: #fff;
  --ok: #2e7d4f;
  --ok-bg: #e7f3ec;
  --warn: #9a6200;
  --warn-bg: #fdf1dc;
  --fail: #b3261e;
  --fail-bg: #fbe7e5;
  --info: #3d5a80;
  --info-bg: #e8eef6;
  --radius: 10px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--font); color: var(--grau); background: var(--grau-4); line-height: 1.5; }
.wrap { max-width: 980px; margin: 0 auto; padding: 0 20px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
[hidden] { display: none !important; }

/* Kopfzeile */
.topbar { background: var(--grau); color: var(--weiss); border-bottom: 4px solid var(--orange); }
.topbar__inner { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: .02em; }
.brand__mark { width: 22px; height: 22px; border: 3px solid var(--orange); border-radius: 4px; }
.brand__tool { font-weight: 400; opacity: .75; padding-left: 10px; border-left: 1px solid rgba(255,255,255,.3); }
.topbar__date { font-size: .85rem; opacity: .7; }

/* Eingabe */
.hero { padding: 48px 0 24px; }
.hero h1 { font-size: clamp(1.6rem, 3.5vw, 2.3rem); margin: 0 0 8px; line-height: 1.2; }
.hero p { margin: 0 0 24px; color: var(--grau-2); max-width: 640px; }
.search { display: flex; gap: 10px; max-width: 640px; }
.search input { flex: 1; font: inherit; font-size: 1.1rem; padding: 14px 16px; border: 2px solid var(--grau-3); border-radius: var(--radius); background: var(--weiss); color: var(--grau); }
.search input:focus { outline: none; border-color: var(--orange); }
.search button, .btn { font: inherit; font-weight: 600; border: 0; border-radius: var(--radius); background: var(--grau); color: var(--weiss); padding: 14px 26px; cursor: pointer; }
.search button:hover, .btn:hover { background: #2f2d2c; }
.search button:disabled { opacity: .5; cursor: wait; }
.btn { padding: 10px 18px; font-size: .95rem; }
.btn--ghost { background: transparent; color: var(--grau); border: 2px solid var(--grau-3); }
.btn--ghost:hover { background: var(--weiss); }
.history { margin-top: 14px; display: flex; flex-wrap: wrap; gap: 8px; font-size: .85rem; }
.history button { font: inherit; background: var(--weiss); border: 1px solid var(--grau-3); color: var(--grau-2); border-radius: 99px; padding: 4px 12px; cursor: pointer; }
.history button:hover { border-color: var(--orange); color: var(--grau); }

/* Laden */
.loading { text-align: center; padding: 60px 0; color: var(--grau-2); }
.spinner { width: 42px; height: 42px; margin: 0 auto 16px; border: 4px solid var(--grau-3); border-top-color: var(--orange); border-radius: 50%; animation: spin .9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Meldungen */
.alert { border-radius: var(--radius); padding: 14px 18px; margin: 16px 0; }
.alert--fail { background: var(--fail-bg); color: var(--fail); }
.alert--info { background: var(--info-bg); color: var(--info); }

/* Zusammenfassung */
.summary { display: flex; gap: 28px; align-items: center; background: var(--weiss); border-radius: var(--radius); padding: 24px; margin: 8px 0 16px; border-top: 4px solid var(--orange); }
.summary__score { position: relative; width: 130px; height: 130px; flex: none; }
.ring { width: 100%; height: 100%; transform: rotate(-90deg); }
.ring__bg { fill: none; stroke: var(--grau-3); stroke-width: 10; }
.ring__fg { fill: none; stroke: var(--ok); stroke-width: 10; stroke-linecap: round; stroke-dasharray: 326.7; stroke-dashoffset: 326.7; transition: stroke-dashoffset .8s ease; }
.ring__label { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.ring__label strong { font-size: 2.2rem; line-height: 1; }
.ring__label span { font-size: .75rem; color: var(--grau-2); }
.eyebrow { margin: 0; text-transform: uppercase; letter-spacing: .1em; font-size: .75rem; color: var(--grau-2); }
.summary h2 { margin: 2px 0 2px; font-size: 1.6rem; word-break: break-all; }
.muted { color: var(--grau-2); margin: 0; font-size: .9rem; }
.counts { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.pill { display: inline-flex; align-items: center; gap: 6px; border-radius: 99px; padding: 4px 12px; font-size: .85rem; font-weight: 600; }
.pill--ok { background: var(--ok-bg); color: var(--ok); }
.pill--warn { background: var(--warn-bg); color: var(--warn); }
.pill--fail { background: var(--fail-bg); color: var(--fail); }
.pill--info { background: var(--info-bg); color: var(--info); }
.pagelinks { margin-top: 10px; font-size: .85rem; color: var(--grau-2); }
.pagelinks a { color: var(--grau); }

/* Werkzeugleiste */
.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin: 8px 0 12px; }
.toolbar__btns { display: flex; gap: 8px; }
.switch { display: flex; align-items: center; gap: 8px; font-size: .95rem; cursor: pointer; }
.switch input { accent-color: var(--orange); width: 18px; height: 18px; }

/* Kategorien */
.categories { display: grid; gap: 14px; }
.card { background: var(--weiss); border-radius: var(--radius); overflow: hidden; }
.cat__head { display: flex; align-items: center; justify-content: space-between; gap: 12px; width: 100%; padding: 16px 20px; background: none; border: 0; font: inherit; color: inherit; cursor: pointer; text-align: left; }
.cat__head h3 { margin: 0; font-size: 1.1rem; display: flex; align-items: center; gap: 10px; }
.cat__head .chev { transition: transform .2s; color: var(--grau-2); }
.cat--closed .chev { transform: rotate(-90deg); }
.cat--closed .cat__body { display: none; }
.cat__mini { display: flex; gap: 6px; }
.cat__body { border-top: 1px solid var(--grau-3); }
.cat__link { padding: 8px 20px 0; font-size: .85rem; }
.cat__link a { color: var(--grau-2); }
.dot { width: 12px; height: 12px; border-radius: 50%; flex: none; }
.dot--ok { background: var(--ok); } .dot--warn { background: #e0a100; } .dot--fail { background: var(--fail); } .dot--info { background: var(--info); }

.items { list-style: none; margin: 0; padding: 6px 0; }
.it { display: grid; grid-template-columns: 28px 1fr; gap: 4px 10px; padding: 10px 20px; }
.it + .it { border-top: 1px dashed var(--grau-3); }
.it__icon { width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; font-size: .8rem; font-weight: 700; color: var(--weiss); margin-top: 1px; }
.it--ok .it__icon { background: var(--ok); }
.it--warn .it__icon { background: #e0a100; }
.it--fail .it__icon { background: var(--fail); }
.it--info .it__icon { background: var(--info); }
.it__title { font-weight: 600; }
.it__detail { color: var(--grau-2); font-size: .93rem; word-break: break-word; }
.it__hint { grid-column: 2; font-size: .88rem; background: var(--grau-4); border-left: 3px solid var(--orange); padding: 8px 12px; border-radius: 0 6px 6px 0; margin-top: 4px; }
.only-problems .it--ok, .only-problems .it--info { display: none; }

.manual { padding: 18px 20px; margin: 18px 0 8px; }
.manual h3 { margin: 0 0 8px; font-size: 1.1rem; }
.checklist { margin: 0; padding: 0; list-style: none; }
.checklist li { padding: 8px 0 8px 30px; position: relative; border-top: 1px dashed var(--grau-3); font-size: .93rem; }
.checklist li:first-child { border-top: 0; }
.checklist li::before { content: ""; position: absolute; left: 2px; top: 11px; width: 14px; height: 14px; border: 2px solid var(--grau-2); border-radius: 3px; }

.foot { padding: 24px 20px 48px; font-size: .8rem; color: var(--grau-2); }

@media (max-width: 640px) {
  .search { flex-direction: column; }
  .summary { flex-direction: column; text-align: center; }
  .counts { justify-content: center; }
  .brand__tool { display: none; }
}

@media print {
  body { background: #fff; font-size: 10.5pt; }
  .no-print, .toolbar, .history { display: none !important; }
  .topbar { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .card, .summary { border: 1px solid #ddd; break-inside: avoid-page; }
  .cat--closed .cat__body { display: block; }
  .cat__head .chev { display: none; }
  .it { break-inside: avoid; }
  .pill, .it__icon, .dot, .ring__fg { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  a { color: inherit; }
}

/* Impressum & Datenschutz */
a.brand { color: inherit; text-decoration: none; }
.foot__links { margin-top: 8px; font-size: .85rem; }
.foot__links a { color: var(--grau); }
.foot__links a:hover { color: var(--orange); }
.legal { padding-top: 24px; max-width: 780px; }
.legal h1 { margin: 8px 0 4px; font-size: clamp(1.6rem, 3.5vw, 2.1rem); }
.legal__back a { color: var(--grau-2); text-decoration: none; font-size: .9rem; }
.legal__back a:hover { color: var(--orange); }
.legal__card { padding: 8px 24px 20px; margin-top: 16px; border-top: 4px solid var(--orange); }
.legal__card h2 { font-size: 1.05rem; margin: 22px 0 6px; }
.legal__card p, .legal__card ul { margin: 0 0 10px; }
.legal__card a { color: var(--grau); }