/*
 * Handgeschriebenes CSS ohne Build-Schritt (kein Tailwind/PostCSS verfügbar,
 * da kein Node.js auf diesem Hostingpaket). Gleiche Design-Tokens wie die
 * Next.js-Variante (../../../tailwind.config.ts): Status-Farben, große
 * Touch-Ziele (min. 64px), hoher Kontrast für Sonnenlicht auf der Baustelle.
 */

:root {
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-text: #0f172a;
  --color-text-muted: #475569;
  --color-border: #cbd5e1;
  --color-accent: #2563eb;
  --color-accent-text: #ffffff;

  --color-ok-bg: #ecfdf5;
  --color-ok-border: #059669;
  --color-ok-text: #065f46;

  --color-warn-bg: #fffbeb;
  --color-warn-border: #d97706;
  --color-warn-text: #92400e;

  --color-error-bg: #fef2f2;
  --color-error-border: #dc2626;
  --color-error-text: #991b1b;

  --color-neutral-bg: #f8fafc;
  --color-neutral-border: #94a3b8;
  --color-neutral-text: #334155;

  --touch-min: 64px;
  --radius: 1rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0f172a;
    --color-surface: #1e293b;
    --color-text: #f8fafc;
    --color-text-muted: #cbd5e1;
    --color-border: #475569;

    --color-ok-bg: #022c22;
    --color-ok-text: #a7f3d0;
    --color-warn-bg: #451a03;
    --color-warn-text: #fde68a;
    --color-error-bg: #450a0a;
    --color-error-text: #fecaca;
    --color-neutral-bg: #1e293b;
    --color-neutral-text: #cbd5e1;
  }
}

* {
  box-sizing: border-box;
}

html {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  padding-bottom: env(safe-area-inset-bottom);
}

.container {
  max-width: 42rem;
  margin: 0 auto;
  padding: 1.5rem 1rem 8rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.center-screen {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  text-align: center;
  padding: 1.5rem;
}

h1 {
  font-size: 1.75rem;
  font-weight: 900;
  margin: 0;
}

h2 {
  font-size: 1.5rem;
  font-weight: 800;
  margin: 0;
}

.muted {
  color: var(--color-text-muted);
}

.field-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-text-muted);
  display: block;
  margin-bottom: 0.5rem;
}

.required::after {
  content: " *";
  color: var(--color-error-border);
}

/* NumPad-Eingabe: Stepper-Buttons + Textfeld */
.numpad {
  display: flex;
  align-items: stretch;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-surface);
}

.numpad.has-error {
  border-color: var(--color-error-border);
}

.numpad button {
  min-height: var(--touch-min);
  width: 64px;
  border: none;
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 1.5rem;
  cursor: pointer;
}

.numpad input {
  flex: 1;
  min-width: 0;
  min-height: var(--touch-min);
  border: none;
  background: transparent;
  color: var(--color-text);
  text-align: center;
  font-size: 1.75rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.numpad input:focus {
  outline: none;
}

.numpad .unit {
  display: flex;
  align-items: center;
  padding: 0 0.5rem;
  color: var(--color-text-muted);
  font-size: 1.1rem;
}

.measure-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 44px;
  align-self: flex-start;
  margin-top: 0.5rem;
  padding: 0 1rem;
  border: 2px solid #bfdbfe;
  border-radius: 0.75rem;
  background: #eff6ff;
  color: #1d4ed8;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
}

@media (prefers-color-scheme: dark) {
  .measure-btn {
    background: #1e3a8a33;
    border-color: #1e40af;
    color: #93c5fd;
  }
}

/* Status-Banner (Ampel) */
.status-banner {
  border: 2px solid var(--color-neutral-border);
  background: var(--color-neutral-bg);
  color: var(--color-neutral-text);
  border-radius: var(--radius);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.status-banner.status-ok {
  border-color: var(--color-ok-border);
  background: var(--color-ok-bg);
  color: var(--color-ok-text);
}

.status-banner.status-warn {
  border-color: var(--color-warn-border);
  background: var(--color-warn-bg);
  color: var(--color-warn-text);
}

.status-banner.status-error {
  border-color: var(--color-error-border);
  background: var(--color-error-bg);
  color: var(--color-error-text);
}

.status-banner .status-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.1rem;
  font-weight: 700;
}

.status-banner dl {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.25rem 1rem;
  margin: 0;
  font-size: 0.9rem;
}

.status-banner dt {
  opacity: 0.7;
}

.status-banner dd {
  margin: 0;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.status-banner ul {
  margin: 0;
  padding-left: 1.1rem;
  font-size: 0.9rem;
}

/* Segmentierte Button-Gruppen (Türblattart, Schließung, Bänder, Zargenbauart, DIN-Richtung) */
.segment-group {
  display: grid;
  gap: 0.5rem;
}

.segment-group.cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.segment-group.cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.segment-btn {
  min-height: var(--touch-min);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.5rem;
  cursor: pointer;
  text-align: center;
}

.segment-btn.active {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: var(--color-accent-text);
  box-shadow: 0 10px 15px -3px rgb(37 99 235 / 0.3);
}

.din-picker {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.din-btn {
  min-height: 96px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
}

.din-btn.active {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: var(--color-accent-text);
  box-shadow: 0 10px 15px -3px rgb(37 99 235 / 0.3);
}

.din-btn svg {
  width: 48px;
  height: 48px;
}

.din-btn.mirrored svg {
  transform: scaleX(-1);
}

/* Foto & Notiz */
.photo-dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 120px;
  border: 2px dashed var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 1rem;
}

.photo-dropzone img {
  max-height: 12rem;
  border-radius: 0.75rem;
  object-fit: cover;
}

textarea {
  width: 100%;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text);
  padding: 1rem;
  font-size: 1rem;
  font-family: inherit;
}

textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

/* Details-Panel (natives <details>, keine JS-Logik nötig) */
details.tech-details {
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

details.tech-details summary {
  min-height: var(--touch-min);
  display: flex;
  align-items: center;
  padding: 0 1rem;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  list-style: none;
}

details.tech-details summary::-webkit-details-marker {
  display: none;
}

details.tech-details .tech-details-body {
  border-top: 1px solid var(--color-border);
  padding: 1rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem 1rem;
  font-size: 0.9rem;
}

/* Speichern-Leiste (fixiert am unteren Rand) */
.save-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 1rem;
  background: color-mix(in srgb, var(--color-surface) 95%, transparent);
  backdrop-filter: blur(6px);
  border-top: 1px solid var(--color-border);
}

.save-bar button {
  width: 100%;
  max-width: 42rem;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: var(--touch-min);
  border: none;
  border-radius: var(--radius);
  background: var(--color-accent);
  color: #fff;
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
}

.save-bar button:disabled {
  opacity: 0.6;
  cursor: default;
}

.big-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: var(--touch-min);
  width: 100%;
  border: none;
  border-radius: var(--radius);
  background: var(--color-accent);
  color: #fff;
  font-size: 1.1rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.offline-badge {
  border-radius: 999px;
  padding: 0.25rem 0.75rem;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  background: var(--color-warn-bg);
  color: var(--color-warn-text);
}

.top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Login */
.login-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  width: 100%;
  max-width: 24rem;
}

.login-input {
  min-height: var(--touch-min);
  padding: 0 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 1.1rem;
}

.login-error {
  color: var(--color-error-border);
  font-weight: 600;
  margin: 0;
}

/* Verwaltung: Listen (Bauvorhaben/Räume/Türen) */
.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-bar a,
.nav-bar .link-btn {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.breadcrumb {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0;
}

.progress-bar-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
}

.progress-track {
  height: 0.75rem;
  width: 100%;
  border-radius: 999px;
  background: var(--color-border);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--color-ok-border);
  border-radius: 999px;
}

.card-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.card-list-item {
  display: block;
  padding: 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text);
  text-decoration: none;
}

.card-list-item .card-title {
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.card-list-item .card-meta {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.card-list-item.status-ok-border {
  border-color: var(--color-ok-border);
}

.inline-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: flex-end;
}

.inline-form input,
.inline-form select {
  min-height: 48px;
  padding: 0 0.75rem;
  border: 2px solid var(--color-border);
  border-radius: 0.75rem;
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 0.95rem;
}

.inline-form button {
  min-height: 48px;
  padding: 0 1.25rem;
  border: none;
  border-radius: 0.75rem;
  background: var(--color-accent);
  color: #fff;
  font-weight: 700;
  cursor: pointer;
}

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

table.data-table th,
table.data-table td {
  text-align: left;
  padding: 0.6rem 0.5rem;
  border-bottom: 1px solid var(--color-border);
}

table.data-table tr:last-child td {
  border-bottom: none;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
}

.pill.status-ok { background: var(--color-ok-bg); color: var(--color-ok-text); }
.pill.status-warn { background: var(--color-warn-bg); color: var(--color-warn-text); }
.pill.status-error { background: var(--color-error-bg); color: var(--color-error-text); }
.pill.status-neutral { background: var(--color-neutral-bg); color: var(--color-neutral-text); }

.row-actions {
  display: flex;
  gap: 0.75rem;
  white-space: nowrap;
}

.row-actions a,
.row-actions button {
  color: var(--color-accent);
  background: none;
  border: none;
  padding: 0;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: none;
}

.row-actions .danger {
  color: var(--color-error-border);
}

.empty-state {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--color-text-muted);
}