/* Schwarzweiss, harte Kanten, keine Rundungen. Mobile first. */

:root {
  color-scheme: light;
  --fg: #000;
  --bg: #fff;
  --muted: #6b6b6b;
  --hair: #d5d5d5;
  --wash: #f2f2f2;
  --sans: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --shell: 3px;
  --pad: 18px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--wash);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.45;
  -webkit-text-size-adjust: 100%;
}

body { overflow-x: hidden; }

button, input, textarea, select {
  font: inherit;
  color: inherit;
  border-radius: 0;
  -webkit-appearance: none;
  appearance: none;
}

a { color: inherit; }

/* ------------------------------------------------------------------ Typografie */

.display {
  font-weight: 800;
  font-stretch: 85%;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  line-height: 0.95;
  margin: 0;
}

.d-xl { font-size: 40px; }
.d-lg { font-size: 28px; }
.d-md { font-size: 20px; }

.label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0;
}

.muted { color: var(--muted); }
.mono-num { font-variant-numeric: tabular-nums; }

/* ---------------------------------------------------------------------- Gerüst */

.app {
  max-width: 560px;
  margin: 0 auto;
  min-height: 100vh;
  background: var(--bg);
  border-left: 1px solid var(--fg);
  border-right: 1px solid var(--fg);
  display: flex;
  flex-direction: column;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px var(--pad);
  background: var(--bg);
  border-bottom: var(--shell) solid var(--fg);
}

.mark {
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  background: var(--fg);
  display: grid;
  place-items: center;
}

.mark svg { width: 20px; height: 20px; }

.wordmark { line-height: 1; }
.wordmark .d-md { display: block; }
.wordmark .label { color: var(--muted); margin-top: 3px; }

.topbar .spacer { margin-left: auto; }

main { flex: 1; display: flex; flex-direction: column; }
.screen { flex: 1; padding: var(--pad) var(--pad) 28px; }
.screen[hidden] { display: none; }

.stack > * + * { margin-top: 14px; }
.stack-tight > * + * { margin-top: 8px; }

/* ---------------------------------------------------------------------- Blöcke */

.block {
  border: var(--shell) solid var(--fg);
  padding: 16px;
}

.block-invert {
  background: var(--fg);
  color: var(--bg);
  border: var(--shell) solid var(--fg);
  padding: 16px;
}

.block-invert .muted { color: #b4b4b4; }

.strip {
  border: var(--shell) solid var(--fg);
  border-top: none;
  padding: 12px 16px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.section-label {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 26px 0 10px;
}

.section-label::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--fg);
}

.figures {
  display: flex;
  gap: 30px;
  margin-top: 18px;
}

.figure { display: flex; flex-direction: column; }
.figure .label { color: inherit; opacity: 0.7; margin-bottom: 5px; }

/* --------------------------------------------------------------------- Buttons */

.btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  width: 100%;
  padding: 16px;
  background: var(--bg);
  border: var(--shell) solid var(--fg);
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  text-align: left;
}

.btn-primary { background: var(--fg); color: var(--bg); }
.btn:disabled { opacity: 0.35; cursor: not-allowed; }
.btn .arrow { font-weight: 400; font-size: 17px; }

.btn-danger { border-color: var(--fg); color: var(--fg); }

/* --------------------------------------------------------------------- Formular */

.field { display: block; }
.field .label { color: var(--muted); margin-bottom: 5px; }

.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 11px 12px;
  background: var(--bg);
  border: 2px solid var(--fg);
}

.field input:focus,
.field textarea:focus,
.field select:focus { outline: 3px solid var(--fg); outline-offset: 1px; }

.field textarea { min-height: 90px; resize: vertical; }

.search {
  display: flex;
  border: var(--shell) solid var(--fg);
}

.search input { flex: 1; border: none; padding: 14px; background: var(--bg); }
.search input:focus { outline: none; }
.search button {
  border: none;
  border-left: 2px solid var(--fg);
  background: var(--bg);
  padding: 0 16px;
  cursor: pointer;
  font-weight: 800;
}

.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }

.chip {
  padding: 7px 11px;
  border: 2px solid var(--fg);
  background: var(--bg);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
}

.chip[aria-pressed="true"] { background: var(--fg); color: var(--bg); }

/* --------------------------------------------------------------------- Tabellen */

.rows { border-top: 1px solid var(--fg); }

.row {
  display: block;
  width: 100%;
  text-align: left;
  background: var(--bg);
  border: none;
  border-bottom: 1px solid var(--hair);
  padding: 14px 0;
  cursor: pointer;
}

.row:last-child { border-bottom: 1px solid var(--fg); }
.row-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.row-title { font-weight: 800; font-size: 16px; }
.row-sub { color: var(--muted); font-size: 13px; margin-top: 2px; }
.row-meta { font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); white-space: nowrap; }

.data { width: 100%; border-collapse: collapse; }
.data th, .data td { padding: 11px 0; border-bottom: 1px solid var(--hair); text-align: left; vertical-align: top; }
.data th { width: 38%; font-weight: 400; color: var(--muted); font-size: 13px; }
.data td { font-weight: 600; word-break: break-word; }
.data tr:last-child th, .data tr:last-child td { border-bottom: none; }

/* ----------------------------------------------------------------------- Bilder */

.card-image {
  display: block;
  width: 100%;
  border: var(--shell) solid var(--fg);
  background: var(--wash);
}

/* -------------------------------------------------------------------- Navigation */

.tabs {
  position: sticky;
  bottom: 0;
  z-index: 20;
  display: flex;
  background: var(--bg);
  border-top: var(--shell) solid var(--fg);
}

.tab {
  flex: 1;
  padding: 14px 4px calc(14px + env(safe-area-inset-bottom));
  background: var(--bg);
  border: none;
  border-left: 1px solid var(--fg);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
}

.tab:first-child { border-left: none; }
.tab[aria-selected="true"] { background: var(--fg); color: var(--bg); }
.tab .count { display: block; font-size: 16px; font-weight: 800; margin-bottom: 2px; }

/* ------------------------------------------------------------------- Zustände */

.empty { border: 2px dashed var(--fg); padding: 28px 18px; text-align: center; }

.badge {
  display: inline-block;
  padding: 3px 7px;
  border: 2px solid var(--fg);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.overlay {
  position: fixed;
  inset: 0;
  z-index: 60;
  background: rgba(0, 0, 0, 0.82);
  display: grid;
  place-items: center;
  padding: var(--pad);
}

.overlay[hidden] { display: none; }
.overlay .block { background: var(--bg); width: 100%; max-width: 380px; }

.spinner {
  width: 26px;
  height: 26px;
  border: 3px solid var(--bg);
  border-top-color: transparent;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.toast {
  position: fixed;
  left: 50%;
  bottom: 96px;
  transform: translateX(-50%);
  z-index: 70;
  max-width: 90vw;
  padding: 12px 16px;
  background: var(--fg);
  color: var(--bg);
  font-size: 13px;
  font-weight: 600;
}

.toast[hidden] { display: none; }

.hint { font-size: 12px; color: var(--muted); }

@media (min-width: 600px) {
  :root { --pad: 24px; }
  .app { border: 1px solid var(--fg); margin: 24px auto; min-height: calc(100vh - 48px); }
  .d-xl { font-size: 48px; }
}