/* ============================================================
   HACCP System – Stylesheet
   "Kitchen-Proof" Design: Kontraststark, Touch-optimiert
   ============================================================ */

/* ---------- Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;700&family=Barlow+Condensed:wght@400;600;700;800&family=Barlow:wght@400;500;600&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Core Palette – Industriell/Professionell */
  --bg-base:      #0d1117;
  --bg-surface:   #161b22;
  --bg-card:      #1c2333;
  --bg-elevated:  #21293d;

  --border:       #30363d;
  --border-focus: #58a6ff;

  --text-primary:   #e6edf3;
  --text-secondary: #8b949e;
  --text-muted:     #6e7681;

  /* Status-Farben (HACCP) */
  --ok:       #3fb950;
  --ok-dim:   #1a3a22;
  --warn:     #d29922;
  --warn-dim: #3a2a0a;
  --critical: #f85149;
  --crit-dim: #3d1017;
  --info:     #58a6ff;
  --info-dim: #0d2a4a;

  /* Accent */
  --accent:     #1f6feb;
  --accent-hover: #388bfd;

  /* Typography */
  --font-ui:   'Barlow', sans-serif;
  --font-head: 'Barlow Condensed', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing & Shape */
  --radius:    10px;
  --radius-lg: 16px;
  --touch-min: 52px;  /* Minimale Touch-Zielgröße */
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-ui);
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
}

/* ---------- Layout ---------- */
.app-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  grid-template-rows: auto 1fr;
  min-height: 100vh;
}

.app-header {
  grid-column: 1 / -1;
  background: var(--bg-surface);
  border-bottom: 2px solid var(--accent);
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.app-logo {
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}
.app-logo .logo-badge {
  background: var(--accent);
  color: #fff;
  font-size: 0.65rem;
  padding: 2px 8px;
  border-radius: 4px;
  letter-spacing: 0.1em;
}

.header-user {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.header-clock {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--ok);
  background: var(--ok-dim);
  padding: 6px 14px;
  border-radius: var(--radius);
}

/* ---------- Sidebar ---------- */
.sidebar {
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  padding: 16px 0;
  overflow-y: auto;
}

.nav-section {
  padding: 8px 16px 4px;
  font-family: var(--font-head);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 700;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 16px;
  min-height: var(--touch-min);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
  border-left: 3px solid transparent;
  transition: all 0.15s ease;
}
.nav-link:hover { background: var(--bg-card); color: var(--text-primary); }
.nav-link.active {
  border-left-color: var(--accent);
  background: var(--info-dim);
  color: var(--info);
}
.nav-link .nav-icon { font-size: 1.3rem; width: 24px; text-align: center; }
.nav-link .nav-badge {
  margin-left: auto;
  background: var(--critical);
  color: #fff;
  font-size: 0.7rem;
  padding: 2px 7px;
  border-radius: 20px;
}

/* ---------- Main Content ---------- */
.main-content {
  padding: 24px;
  overflow-y: auto;
}

/* ---------- Cards ---------- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 20px;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.card-title {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ---------- Stat-Grid ---------- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.stat-card.ok     { border-color: var(--ok);       background: var(--ok-dim); }
.stat-card.warn   { border-color: var(--warn);     background: var(--warn-dim); }
.stat-card.crit   { border-color: var(--critical); background: var(--crit-dim); }
.stat-card.info   { border-color: var(--info);     background: var(--info-dim); }

.stat-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  font-family: var(--font-head);
  font-weight: 700;
}
.stat-value {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
}
.stat-card.ok   .stat-value { color: var(--ok); }
.stat-card.warn .stat-value { color: var(--warn); }
.stat-card.crit .stat-value { color: var(--critical); }
.stat-card.info .stat-value { color: var(--info); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: var(--touch-min);
  padding: 0 24px;
  border-radius: var(--radius);
  border: none;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }

.btn-primary  { background: var(--accent);   color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }

.btn-success  { background: var(--ok);       color: #0d1117; }
.btn-success:hover { filter: brightness(1.1); }

.btn-danger   { background: var(--critical); color: #fff; }
.btn-danger:hover { filter: brightness(1.1); }

.btn-warn     { background: var(--warn);     color: #0d1117; }
.btn-secondary { background: var(--bg-elevated); color: var(--text-primary); border: 1px solid var(--border); }

.btn-sm { min-height: 36px; padding: 0 14px; font-size: 0.8rem; }
.btn-lg { min-height: 64px; padding: 0 32px; font-size: 1.2rem; }
.btn-full { width: 100%; }

/* ---------- Forms ---------- */
.form-group {
  margin-bottom: 16px;
}
.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-family: var(--font-head);
}
.form-label .required { color: var(--critical); margin-left: 4px; }

.form-control {
  width: 100%;
  min-height: var(--touch-min);
  padding: 12px 16px;
  background: var(--bg-base);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 1.05rem;
  transition: border-color 0.15s;
}
.form-control:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.15);
}
.form-control.is-critical { border-color: var(--critical) !important; }
select.form-control { cursor: pointer; }

.form-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Critical Action Box */
.critical-box {
  background: var(--crit-dim);
  border: 2px solid var(--critical);
  border-radius: var(--radius);
  padding: 16px;
  margin-top: 12px;
  display: none;
}
.critical-box.show { display: block; }
.critical-box .critical-title {
  font-family: var(--font-head);
  font-weight: 800;
  color: var(--critical);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; }
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
.data-table th {
  background: var(--bg-elevated);
  padding: 12px 16px;
  text-align: left;
  font-family: var(--font-head);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  font-weight: 700;
  border-bottom: 1px solid var(--border);
}
.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.data-table tr:hover td { background: rgba(255,255,255,0.03); }
.data-table .temp-val { font-family: var(--font-mono); font-size: 1rem; font-weight: 700; }
.data-table .temp-ok   { color: var(--ok); }
.data-table .temp-crit { color: var(--critical); }

/* ---------- Badges / Chips ---------- */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  font-family: var(--font-head);
  text-transform: uppercase;
}
.badge-ok   { background: var(--ok-dim);   color: var(--ok); }
.badge-crit { background: var(--crit-dim); color: var(--critical); }
.badge-warn { background: var(--warn-dim); color: var(--warn); }
.badge-info { background: var(--info-dim); color: var(--info); }
.badge-muted { background: var(--bg-elevated); color: var(--text-muted); }

/* ---------- Alerts ---------- */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius);
  margin-bottom: 16px;
  font-size: 0.95rem;
  border-left: 4px solid;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.alert-ok   { background: var(--ok-dim);   border-color: var(--ok);       color: var(--ok); }
.alert-crit { background: var(--crit-dim); border-color: var(--critical); color: var(--critical); }
.alert-warn { background: var(--warn-dim); border-color: var(--warn);     color: var(--warn); }
.alert-info { background: var(--info-dim); border-color: var(--info);     color: var(--info); }

/* ---------- PIN Login ---------- */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-base);
  padding: 24px;
}
.login-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  width: 100%;
  max-width: 420px;
}
.login-title {
  font-family: var(--font-head);
  font-size: 1.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}
.login-sub {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 28px;
}

/* PIN Dots */
.pin-display {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 24px;
}
.pin-dot {
  width: 20px; height: 20px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: transparent;
  transition: all 0.2s;
}
.pin-dot.filled { background: var(--accent); border-color: var(--accent); }

/* PIN Numpad */
.pin-pad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 16px;
}
.pin-key {
  min-height: 72px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.1s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pin-key:hover, .pin-key:active { background: var(--bg-elevated); transform: scale(0.97); }
.pin-key.del { color: var(--critical); font-size: 1rem; }
.pin-key.confirm { background: var(--accent); color: #fff; grid-column: span 3; }

/* ---------- Dashboard ---------- */
.page-title {
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.page-sub {
  color: var(--text-muted);
  margin-bottom: 24px;
  font-size: 0.9rem;
}

/* ---------- Checklist (Reinigung/Schädlinge) ---------- */
.check-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 8px;
  background: var(--bg-card);
  transition: all 0.2s;
  cursor: pointer;
}
.check-item:hover { border-color: var(--accent); }
.check-item.checked { background: var(--ok-dim); border-color: var(--ok); }
.check-item.skipped { background: var(--warn-dim); border-color: var(--warn); opacity: 0.8; }

.check-icon {
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 2px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
  transition: all 0.2s;
}
.check-item.checked .check-icon { background: var(--ok); border-color: var(--ok); }
.check-item.skipped .check-icon { background: var(--warn); border-color: var(--warn); color: #000; }

.check-info { flex: 1; }
.check-name { font-weight: 600; }
.check-detail { font-size: 0.82rem; color: var(--text-muted); margin-top: 2px; }

/* ---------- Quiz ---------- */
.quiz-progress {
  height: 6px;
  background: var(--bg-elevated);
  border-radius: 3px;
  margin-bottom: 24px;
  overflow: hidden;
}
.quiz-progress-bar {
  height: 100%;
  background: var(--accent);
  border-radius: 3px;
  transition: width 0.4s ease;
}
.quiz-question {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 20px;
  line-height: 1.5;
}
.quiz-options {
  display: grid;
  gap: 10px;
}
.quiz-option {
  min-height: var(--touch-min);
  padding: 14px 20px;
  background: var(--bg-elevated);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 1rem;
  text-align: left;
  cursor: pointer;
  transition: all 0.15s;
  font-family: var(--font-ui);
}
.quiz-option:hover { border-color: var(--accent); background: var(--info-dim); }
.quiz-option.correct { border-color: var(--ok); background: var(--ok-dim); color: var(--ok); }
.quiz-option.wrong   { border-color: var(--critical); background: var(--crit-dim); color: var(--critical); }

/* ---------- Tablet Responsive ---------- */
@media (max-width: 900px) {
  .app-layout { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .sidebar.mobile-open { display: block; position: fixed; top: 64px; left: 0; right: 0; bottom: 0; z-index: 200; }
  .main-content { padding: 16px; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .login-card { padding: 24px; }
  .btn-lg { min-height: 56px; }
}

/* ---------- Print / PDF-ready ---------- */
@media print {
  .sidebar, .app-header, .no-print { display: none !important; }
  body { background: #fff; color: #000; font-size: 11pt; }
  .app-layout { grid-template-columns: 1fr; }
  .card { border: 1px solid #ccc; break-inside: avoid; }
  .data-table th { background: #eee; }
  .stat-card { border: 1px solid #ccc; }
  .temp-crit { color: red !important; font-weight: bold; }
  .temp-ok   { color: green !important; }
}

/* ---------- Utility ---------- */
.mt-0 { margin-top: 0; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-0 { margin-bottom: 0; }
.mb-16 { margin-bottom: 16px; }
.text-muted { color: var(--text-muted); font-size: 0.88rem; }
.text-center { text-align: center; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-8 { gap: 8px; }
.gap-16 { gap: 16px; }
.w-full { width: 100%; }
.hidden { display: none !important; }
.mono { font-family: var(--font-mono); }