/* Schwarzweiss mit Grau als Hierarchiestufe. Harte Kanten, keine Rundungen.
   Mobile first.

   Drei Ebenen, konsequent durchgehalten:
   Flaeche  weiss -> --fill (gruppiert) -> schwarz (das eine Wichtige)
   Text     --ink -> --ink-2 (erlaeuternd) -> --ink-3 (Beiwerk)
   Linie    3px schwarz (traegt) -> 1px schwarz (gliedert) -> --rule (trennt)  */

:root {
  color-scheme: light;

  --ink: #000;
  --ink-2: #4a4a4a;
  --ink-3: #8a8a8a;

  --bg: #fff;
  --fill: #f4f4f4;
  --page: #e4e4e4;
  --rule: #d4d4d4;

  --sans: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --pad: 18px;
}

* { box-sizing: border-box; }

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

body {
  overflow-x: hidden;
  overscroll-behavior-y: none;
  -webkit-tap-highlight-color: transparent;
}

/* Bedienelemente verhalten sich wie in einer App, nicht wie Fliesstext. */
.btn, .chip, .tab, .row, .badge, .pill, .action, .label, .topbar {
  -webkit-user-select: none;
  user-select: none;
}

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: -0.025em;
  text-transform: uppercase;
  line-height: 0.94;
  margin: 0;
}

.d-xl { font-size: 42px; }
.d-lg { font-size: 30px; }
.d-md { font-size: 19px; letter-spacing: -0.01em; }

.label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin: 0;
}

.muted { color: var(--ink-2); }
.hint { font-size: 12.5px; line-height: 1.5; color: var(--ink-3); }
.mono-num { font-variant-numeric: tabular-nums; }

/* ---------------------------------------------------------------------- Geruest */

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

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px var(--pad);
  padding-top: calc(13px + env(safe-area-inset-top));
  background: var(--bg);
  border-bottom: 3px solid var(--ink);
}

.mark {
  width: 32px;
  height: 32px;
  flex: 0 0 32px;
  background: var(--ink);
  display: grid;
  place-items: center;
}

.mark svg { width: 19px; height: 19px; }

.wordmark { line-height: 1; }
.wordmark .d-md { display: block; }
.wordmark .label { color: var(--ink-3); margin-top: 4px; }

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

main { flex: 1; display: flex; flex-direction: column; }
.screen { flex: 1; padding: var(--pad) var(--pad) 30px; animation: rise 0.18s ease-out; }

@keyframes rise {
  from { opacity: 0; transform: translateY(7px); }
  to { opacity: 1; transform: none; }
}
.screen[hidden] { display: none; }

.stack > * + * { margin-top: 12px; }
.stack-tight > * + * { margin-top: 8px; }

/* ---------------------------------------------------------------------- Bloecke */

/* Oberste Ebene: das eine Wichtige pro Ansicht. Nur einmal verwenden. */
.block-invert {
  background: var(--ink);
  color: var(--bg);
  padding: 20px 18px;
}

.block-invert .muted { color: #a9a9a9; }
.block-invert .label { color: #a9a9a9; }

/* Mittlere Ebene: gruppiert, tritt zurueck. */
.block {
  background: var(--fill);
  border: 1px solid var(--rule);
  padding: 16px;
}

/* Kopfband ueber einer Liste - ordnet zu, konkurriert aber nicht. */
.strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 14px;
  background: var(--fill);
  border: 1px solid var(--ink);
  border-bottom: none;
}

.strip .label { color: var(--ink-2); }

.section-label {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 34px 0 12px;
}

.section-label .label { color: var(--ink); }

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

.figures {
  display: flex;
  gap: 32px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.28);
}

.figure { display: flex; flex-direction: column; }
.figure .label { margin-bottom: 6px; }

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

.btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  width: 100%;
  min-height: 54px;
  padding: 16px;
  background: var(--bg);
  border: 2px solid var(--ink);
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  text-align: left;
}

/* Die eine Sache, die man auf der Startseite tut. Grosse Flaeche statt
   Textzeile - auf dem Telefon zaehlt die Trefferflaeche, nicht die Kante. */
.action {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px 18px;
  background: var(--ink);
  color: var(--bg);
  cursor: pointer;
}

.action:active { background: #1f1f1f; }
.action-icon { flex: 0 0 42px; color: var(--bg); }
.action-icon svg { width: 42px; height: 42px; display: block; }
.action-body { display: flex; flex-direction: column; gap: 7px; }
.action-hint { font-size: 12.5px; line-height: 1.45; color: #a9a9a9; }

/* Was man hier tun soll. */
.btn-primary { background: var(--ink); color: var(--bg); border-color: var(--ink); }

/* Vorhanden, aber leise. */
.btn-quiet {
  border: 1px solid var(--rule);
  color: var(--ink-2);
  font-weight: 700;
}

.btn:disabled { opacity: 0.35; cursor: not-allowed; }
.btn .arrow { font-weight: 400; font-size: 17px; }
.btn-quiet .arrow { color: var(--ink-3); }

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

.field { display: block; }
.field .label { color: var(--ink-3); margin-bottom: 6px; }

.field input,
.field textarea {
  width: 100%;
  padding: 11px 12px;
  background: var(--bg);
  border: 1px solid var(--ink);
}

.field input:focus,
.field textarea:focus { outline: 2px solid var(--ink); outline-offset: 1px; }

.field textarea { min-height: 88px; resize: vertical; }

/* iOS rendert Datumsfelder eigenwillig: der Wert sitzt zentriert, die Hoehe
   sackt ein, der Innenabstand kommt vom System. Das zieht sie auf die Form
   der uebrigen Felder. */
.field input[type="datetime-local"] {
  min-height: 46px;
  line-height: 1.2;
  text-align: left;
  font-variant-numeric: tabular-nums;
}

.field input[type="datetime-local"]::-webkit-date-and-time-value {
  text-align: left;
  margin: 0;
  min-height: 20px;
}

.field input[type="datetime-local"]::-webkit-calendar-picker-indicator {
  opacity: 0.5;
  filter: grayscale(1);
}

.search { display: flex; border: 2px solid var(--ink); }
.search input { flex: 1; border: none; padding: 13px 14px; background: var(--bg); }
.search input:focus { outline: none; }

.search button {
  border: none;
  border-left: 1px solid var(--rule);
  background: var(--fill);
  color: var(--ink-2);
  padding: 0 16px;
  cursor: pointer;
  font-weight: 700;
}

.chips { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 10px; }

/* Ungewaehlt zurueckgenommen, damit die Auswahl ueberhaupt auffaellt. */
.chip {
  padding: 9px 12px;
  border: 1px solid var(--rule);
  background: var(--bg);
  color: var(--ink-3);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
}

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

/* --------------------------------------------------------------------- Listen */

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

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

.row:last-child { border-bottom: none; }

.row-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.row-title { font-weight: 800; font-size: 17px; letter-spacing: -0.01em; }
.row-sub { color: var(--ink-2); font-size: 13.5px; margin-top: 3px; }

.row-meta {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  white-space: nowrap;
}

.row-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 9px; }

.pill {
  display: inline-block;
  padding: 3px 7px;
  border: 1px solid var(--rule);
  background: var(--bg);
  color: var(--ink-3);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.pill-solid { background: var(--ink); border-color: var(--ink); color: var(--bg); }

.badge {
  display: inline-block;
  padding: 5px 9px;
  border: 1px solid var(--ink);
  background: var(--bg);
  color: var(--ink);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
}

/* --------------------------------------------------------------------- Tabelle */

.data {
  width: 100%;
  border-collapse: collapse;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.data tr:nth-child(even) { background: var(--fill); }
.data th, .data td { padding: 10px 12px; text-align: left; vertical-align: top; }

.data th {
  width: 36%;
  font-weight: 600;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding-top: 13px;
}

.data td { font-weight: 600; word-break: break-word; }

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

.card-image {
  display: block;
  width: 100%;
  border: 1px solid var(--ink);
  background: var(--fill);
}

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

.tabs {
  position: sticky;
  bottom: 0;
  z-index: 20;
  display: flex;
  background: var(--bg);
  border-top: 3px solid var(--ink);
}

.tab {
  position: relative;
  flex: 1;
  padding: 10px 4px calc(10px + env(safe-area-inset-bottom));
  background: var(--bg);
  border: none;
  border-left: 1px solid var(--rule);
  color: var(--ink-3);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}

.tab:first-child { border-left: none; }
.tab[aria-selected="true"] { background: var(--ink); color: var(--bg); }

.tab-icon { display: block; width: 24px; height: 24px; margin: 0 auto 4px; }
.tab-icon svg { width: 24px; height: 24px; display: block; }
.tab-label { display: block; }

.tab-badge {
  position: absolute;
  top: 6px;
  right: 50%;
  transform: translateX(26px);
  min-width: 18px;
  padding: 1px 4px;
  background: var(--ink);
  color: var(--bg);
  border: 1px solid var(--bg);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0;
}

.tab-badge[hidden] { display: none; }
.tab[aria-selected="true"] .tab-badge { background: var(--bg); color: var(--ink); border-color: var(--ink); }

/* ------------------------------------------------------------------- Zustaende */

.empty {
  border: 1px dashed var(--rule);
  background: var(--fill);
  padding: 30px 18px;
  text-align: center;
}

.empty .label { color: var(--ink-2); }

.overlay {
  position: fixed;
  inset: 0;
  z-index: 60;
  background: rgba(0, 0, 0, 0.86);
  display: grid;
  place-items: center;
  padding: var(--pad);
}

.overlay[hidden] { display: none; }

.overlay .block {
  background: var(--bg);
  border: 3px solid var(--ink);
  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(--ink);
  color: var(--bg);
  font-size: 13px;
  font-weight: 600;
}

.toast[hidden] { display: none; }

/* Nur am grossen Bildschirm ein Rahmen - auf dem Telefon fuellt die App
   den Schirm, wie eine App das tut. */
@media (min-width: 600px) {
  :root { --pad: 26px; }
  body { background: var(--page); }
  .app { border: 1px solid var(--ink); margin: 26px auto; min-height: calc(100vh - 52px); }
  .d-xl { font-size: 52px; }
}