*, *::before, *::after { box-sizing: border-box; margin: 0px; padding: 0px; }

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

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height);
  color: var(--text-primary);
  background: var(--bg-page);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  letter-spacing: 0;
}

.container {
  max-width: var(--max-width);
  margin: 0px auto;
  padding: var(--space-lg) var(--space-xl);
  background: var(--bg-surface);
  min-height: 100vh;
}

h1, h2, h3 {
  font-family: var(--font-serif);
  color: var(--text-heading);
  font-weight: 100;
  line-height: 1.15;
  letter-spacing: -.02em;
  text-align: left;
}
main > p, main > section p { max-width: var(--max-width-reading, 42rem); }
h1 { font-size: var(--font-size-2xl); margin-bottom: var(--space-xl); }
h2 { font-size: var(--font-size-xl); margin-top: var(--space-xl); margin-bottom: var(--space-lg); }

p { margin-bottom: var(--space-md); }

a { color: var(--text-link); text-decoration: none; transition: color var(--transition); }
a:hover, a:focus { color: var(--text-link-hover); text-decoration: underline; }
a:focus-visible { outline: 2px solid var(--border-focus); outline-offset: 2px; }

.hero {
  background: var(--bg-primary);
  color: var(--text-on-primary);
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-2xl);
}
.hero h1 { color: var(--text-on-primary); margin-bottom: var(--space-md); }
.hero p { color: rgba(255,255,255,0.85); margin-bottom: 0px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; min-height: var(--touch-target-min, 44px);
  padding: 12px 28px;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  text-align: center;
}
.btn-primary { background: var(--bg-primary); color: var(--text-on-primary); border: 1px solid transparent; }
.btn-primary:hover { background: var(--bg-primary-hover); color: var(--text-on-primary); border-color: #2a1a1f; text-decoration: none; }
.btn-secondary { background: var(--bg-button); color: var(--text-primary); border: 1px solid var(--border-default); }
.btn-secondary:hover { background: #d5b9c0; color: var(--text-primary); border-color: var(--text-heading); }
.btn-success { background: var(--color-success-light); color: var(--color-success-dark); border: 1px solid var(--color-success); }
.btn-success:hover { background: #a8c1a8; color: var(--color-success-dark); border-color: var(--color-success-dark); }
.btn-danger { background: var(--color-danger-light); color: var(--color-danger-dark); border: 1px solid var(--color-danger); }
.btn-danger:hover { background: #daa3a3; color: #5a2525; border-color: var(--color-danger-dark); }
.btn:focus-visible { outline: 3px solid var(--border-focus); outline-offset: 3px; } .btn:active { transform: translateY(1px); box-shadow: none; } .btn:disabled, .btn[aria-busy="true"] { opacity: 0.65; cursor: not-allowed; }
.btn-sm { padding: 4px 12px; font-size: var(--font-size-sm); }

.form-group { margin-bottom: var(--space-lg); }
.form-group label { display: block; margin-bottom: var(--space-xs); font-weight: 500; color: var(--text-secondary); font-size: var(--font-size-sm); }
.form-group:has(input[required]) > label::after, .form-group:has(select[required]) > label::after, .form-group:has(textarea[required]) > label::after { content: " *"; color: var(--border-focus); font-weight: 600; }
.form-input {
  width: 100%;
  padding: 12px var(--space-md);
  border: 1px solid var(--border-input);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  color: var(--text-primary);
  background: var(--bg-surface);
  transition: border-color var(--transition);
}
.form-input:focus { border-color: var(--border-focus); }
.form-input:focus-visible { outline: 2px solid var(--border-focus); outline-offset: 2px; }
.form-input[aria-invalid="true"] { border-color: var(--color-danger); box-shadow: 0 0 0 3px rgba(181,91,91,0.18); }
.form-error { display: block; color: var(--color-danger-dark); font-size: var(--font-size-sm); margin-top: 4px; }
@keyframes spin { to { transform: rotate(360deg); } }
.btn-loading { pointer-events: none; opacity: 0.8; }
.btn-loading::before { content: ""; display: inline-block; width: 1em; height: 1em; border: 2px solid transparent; border-top-color: currentColor; border-radius: 50%; animation: spin .6s linear infinite; margin-right: .5em; vertical-align: -.1em; }
@media (prefers-reduced-motion: reduce) { .btn-loading::before { animation: none; } }

.alert { padding: var(--space-md) var(--space-lg); border-radius: var(--radius-md); margin-bottom: var(--space-md); }
.alert-success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.alert-error { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }
.alert-info { background: var(--bg-surface-alt); border: 1px solid var(--border-default); }
.alert-warning { background: #fff3cd; color: #856404; border: 1px solid #ffc107; }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-muted { color: var(--text-muted); }
.mt-2 { margin-top: var(--space-md); }
.mt-3 { margin-top: var(--space-lg); }
.mb-2 { margin-bottom: var(--space-md); }
.fs-sm { font-size: var(--font-size-sm); }

.nav { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: var(--space-sm); padding: var(--space-lg) 0; border-bottom: 1px solid var(--border-default); margin-bottom: var(--space-xl); }
.nav-toggle { display: none; min-width: 44px; min-height: 44px; background: var(--bg-button); border: 1px solid var(--border-default); border-radius: var(--radius-md); color: var(--text-primary); cursor: pointer; font-family: inherit; font-size: var(--font-size-sm); padding: 0 var(--space-md); }
.nav a:hover { text-decoration: none; }
.nav-links { display: flex; flex-wrap: wrap; gap: var(--space-xs) var(--space-md); list-style: none; font-size: var(--font-size-base); } .nav-links a { font-weight: 500; }
@media (max-width: 30em) { .nav-toggle { display: inline-flex; align-items: center; } .nav-links { display: none; width: 100%; flex-direction: column; gap: var(--space-xs); } .nav-links[data-open="true"] { display: flex; } .nav-links li { width: 100%; min-height: var(--touch-target-min, 44px); display: flex; align-items: center; } }

.footer { text-align: center; padding: var(--space-xl) 0; margin-top: var(--space-2xl); border-top: 1px solid var(--border-default); color: var(--text-muted); font-size: 0.9375rem; } .footer a { font-weight: 500; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 1px; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.skip-link { position: absolute; top: 0; left: 0; background: var(--bg-primary); color: var(--text-on-primary); padding: var(--space-sm) var(--space-md); text-decoration: none; font-weight: 600; z-index: 9999; transform: translateY(-100%); transition: transform 0.15s; }
.skip-link:focus-visible { transform: translateY(0); outline: 3px solid var(--border-focus); outline-offset: 3px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); }
.grid-2-sm { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-sm); }
.row-flex { display: flex; gap: var(--space-md); flex-wrap: wrap; }
.col-grow { flex: 1; min-width: 200px; }
.fg-compact { margin: 0 !important; }
.code-input { letter-spacing: 4px; font-size: var(--font-size-xl); text-align: center; max-width: 200px; }
.sig-canvas { border: 1px solid var(--border-default); border-radius: var(--radius-sm); width: 100%; max-width: 600px; cursor: crosshair; touch-action: none; }
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: var(--space-md); } .loc-grid, .prod-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--space-md); } .loc-card, .prod-card { text-align: left; padding: var(--space-md); height: auto; line-height: 1.4; white-space: normal; } .loc-card[disabled] { opacity: 0.5; cursor: not-allowed; }
.card-link { text-decoration: none; color: inherit; text-align: center; } .card-link-primary { background: var(--bg-primary); color: var(--text-on-primary); border: 1px solid var(--bg-primary); font-weight: 600; } .card-link-primary:hover { background: var(--bg-primary-hover); color: var(--text-on-primary); border-color: var(--bg-primary-hover); text-decoration: none; }
.row-flex-end { display: flex; gap: var(--space-md); flex-wrap: wrap; align-items: end; }
.row-flex-center { display: flex; gap: var(--space-md); flex-wrap: wrap; align-items: center; margin-bottom: var(--space-md); }
.cta-hero { font-size: var(--font-size-lg); padding: 16px 40px; }
.cta-wrap { text-align: center; }
.input-inline { width: auto; display: inline-block; }
.fg-inline { margin-bottom: var(--space-md); }
.brand-title { font-size: var(--font-size-lg); letter-spacing: -.01em; }
.nav-brand { display: flex; align-items: center; gap: var(--space-sm); }
.nav-brand img { vertical-align: middle; }
.hidden { display: none; }

.cal-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: var(--space-sm); }
.cal-day { background: var(--bg-surface-alt); border-radius: var(--radius-md); padding: var(--space-sm) var(--space-md); display: flex; flex-direction: column; }
.cal-day-label { font-weight: 600; color: var(--text-heading); margin-bottom: var(--space-xs); font-size: var(--font-size-sm); text-align: center; }
.cal-slots { display: flex; flex-direction: column; gap: 4px; }
.cal-slot { padding: 6px 4px; border: 1px solid var(--border-default); border-radius: var(--radius-sm); background: var(--bg-surface); color: var(--text-primary); font-size: var(--font-size-sm); cursor: pointer; text-align: center; transition: all var(--transition); }
.cal-slot:hover { background: var(--bg-button); border-color: var(--border-focus); }
.cal-slot.selected { background: var(--bg-primary); color: var(--text-on-primary); border-color: var(--bg-primary); }
.cal-slot:focus-visible { outline: 2px solid var(--border-focus); outline-offset: 1px; }
.cal-slot-available { background: #d4edda; border-color: #a3d9a5; }
.cal-slot-available:hover { background: #b7e4c7; border-color: var(--border-focus); }
.cal-slot-booked { background: #f8d7da; color: #721c24; border-color: #f5c6cb; cursor: default; pointer-events: none; opacity: 0.85; } .cal-slot-blocked { background: #d6d8db; color: #495057; border-color: #adb5bd; cursor: not-allowed; pointer-events: none; opacity: 0.85; } .filter-bar { background: var(--bg-surface-alt); border: 1px solid var(--border-default); border-radius: var(--radius-md); padding: var(--space-md); margin-bottom: var(--space-md); display: flex; flex-wrap: wrap; gap: var(--space-md); align-items: center; } .filter-bar > strong { color: var(--text-heading); } .filter-group { display: flex; flex-wrap: wrap; gap: var(--space-xs); align-items: center; } .filter-group > span { color: var(--text-secondary); margin-right: var(--space-xs); } .filter-chip { display: inline-flex; align-items: center; gap: 4px; padding: 6px 12px; background: var(--bg-surface); border: 1px solid var(--border-default); border-radius: var(--radius-sm); cursor: pointer; font-size: var(--font-size-sm); user-select: none; min-height: 36px; } .filter-chip:hover { background: var(--color-rose-light); border-color: var(--text-heading); } .filter-chip input { margin: 0; } .filter-chip:has(input:checked) { background: var(--bg-primary); color: var(--text-on-primary); border-color: var(--bg-primary-hover); }

fieldset { border: none; padding: 0; margin: 0 0 var(--space-lg) 0; }
legend { font-family: var(--font-serif); font-size: var(--font-size-lg); color: var(--text-heading); font-weight: 400; margin-bottom: var(--space-md); padding: 0; }
table { width: 100%; border-collapse: collapse; }
table th, table td { padding: var(--space-sm); text-align: left; border-bottom: 1px solid var(--border-default); }
table th { font-weight: 600; color: var(--text-heading); font-size: var(--font-size-sm); text-align: left; }

@media (max-width: 48em) {
  /* ab Mobile 390px-768px */
  .container { padding: var(--space-md) var(--space-sm); }
  h1 { font-size: var(--font-size-xl); margin-bottom: var(--space-lg); }
  h2 { font-size: var(--font-size-lg); margin-top: var(--space-lg); }
  .nav { flex-direction: column; align-items: flex-start; padding: var(--space-md) 0; }
  .nav-links { width: 100%; justify-content: flex-start; }
  [style*="grid-template-columns: 1fr 1fr"] { grid-template-columns: 1fr !important; }
  [style*="grid-template-columns:1fr 1fr"] { grid-template-columns: 1fr !important; }
  table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .btn { width: 100%; margin-bottom: var(--space-xs); }
  .hero { padding: var(--space-xl) var(--space-md); }
  .signature-canvas { width: 100% !important; height: 150px !important; }
}

@media (min-width: 1024px) {
  .container { padding: var(--space-xl) var(--space-2xl); }
  .hero { padding: var(--space-2xl) var(--space-2xl); }
  h1 { font-size: 2.5rem; }
  .dashboard-grid { display: grid; grid-template-columns: 2fr 1fr; gap: var(--space-xl); }
}
@media (max-width: 30em) {
  /* 390px: Phones kompakt */
  .container { padding: var(--space-sm); }
  .nav { padding: var(--space-sm) 0; gap: var(--space-xs); }
  .nav a[aria-label='Startseite'] strong { font-size: var(--font-size-base); }
  .nav a[aria-label='Startseite'] img { width: 36px !important; height: auto !important; }
  .nav-links { gap: var(--space-xs); font-size: var(--font-size-sm); }
  .nav-links li { min-height: var(--touch-target-min, 44px); display: flex; align-items: center; }
  .hero { padding: var(--space-lg) var(--space-sm); }
  .btn { width: 100%; }
}
@media print {
  .nav, .footer, .no-print, .btn, [data-clear-sig] { display: none !important; }
  .container { padding: 0px; max-width: 100%; }
  body { background: white; }
  .form-input, .signature-canvas { border: 1px solid #ccc !important; }
  h1, h2 { break-after: avoid; }
}

/* === Button-Gruppen + row-tight global === */
.row-tight {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}
.btn + .btn { margin-left: 0.5rem; }

/* CSP-Helpers */
.zugang-actions { gap: .5rem; flex-wrap: wrap; }
.alert-confirm { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.termine-reschedule-msg { padding: 12px; }
.termine-reschedule-card { padding: 12px; border: 1px solid var(--border); border-radius: 0 0 8px 8px; }
.termine-reschedule-title { margin: 0 0 8px; }
.kalender-preview-legend { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: var(--space-md); font-size: 0.85rem; }
.cal-hour-day { margin-bottom: var(--space-md); }
.cal-hour-day-label { font-size: 1rem; margin: var(--space-sm) 0 var(--space-xs); }
.cal-hour-grid { display: grid; grid-template-columns: 70px repeat(3, 1fr); gap: 2px; background: var(--border-default); border-radius: var(--radius-sm); overflow: hidden; }
.cal-hour-head { background: var(--bg-surface-alt); padding: 4px 6px; font-weight: 600; font-size: 0.8rem; text-align: center; }
.cal-hour-time { background: var(--bg-surface-alt); padding: 4px 6px; font-size: 0.75rem; text-align: right; color: var(--text-secondary); }
.cal-hour-cell { background: var(--bg-surface); padding: 4px 6px; font-size: 0.75rem; text-align: center; min-height: 28px; display: flex; align-items: center; justify-content: center; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.cal-hour-cell--available { background: #d4edda; color: #155724; }
.cal-hour-cell--booked { background: #d4edda; color: #155724; font-weight: 600; display: flex; flex-direction: column; gap: 2px; padding: 4px; }
.cal-booked-name { font-size: 0.75rem; line-height: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cal-cell-actions { display: flex; gap: 4px; justify-content: center; }
.cal-action { text-decoration: none; font-size: 0.75rem; padding: 0 2px; opacity: 0.75; }
.cal-action:hover { opacity: 1; transform: scale(1.2); }
.cal-hour-cell--blocked-ext { background: #fff3cd; color: #856404; font-style: italic; }
.cal-hour-cell--unmatched { background: #f8d7da; color: #721c24; font-style: italic; border: 2px solid #d63031; font-weight: 600; }
.cal-hour-cell--blocked-exc { background: #d6d8db; color: #495057; }
.cal-hour-cell--opened-exc { background: #cce5ff; color: #004085; }
.cal-hour-cell--empty { background: var(--bg-surface-alt); color: var(--text-secondary); }
.cal-hour-cell--legend { padding: 2px 8px; min-height: 0; }
.cal-slot--legend { padding: 2px 8px; }
.kalender-preview-day { margin-bottom: 8px; }
.kalender-preview-day-slots { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 2px; }
.cal-slot--small { font-size: 0.75rem; padding: 2px 6px; }