/* css/components.css — Zentrale UI-Bibliothek
   Regulaeres CSS, kein @apply. Farben ueber var(--color-primary-*) / var(--color-ink-*). */

/* === BUTTONS === */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: 0.5rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: color 150ms, background-color 150ms, border-color 150ms, box-shadow 150ms, transform 150ms;
  background-color: var(--color-primary-600);
  color: #fff;
  min-height: 44px;
}
.btn-primary:hover { background-color: var(--color-primary-700); }
.btn-primary:active { transform: translateY(1px); }
.btn-primary:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px #fff, 0 0 0 4px var(--color-primary-500);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: 0.5rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: color 150ms, background-color 150ms;
  background-color: var(--color-ink-50);
  color: var(--color-ink-900);
  min-height: 44px;
}
.btn-secondary:hover { background-color: var(--color-ink-100); }
.btn-secondary:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px #fff, 0 0 0 4px var(--color-ink-400);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: 0.5rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: color 150ms, background-color 150ms, border-color 150ms;
  border: 2px solid var(--color-primary-600);
  color: var(--color-primary-700);
  background: transparent;
  min-height: 44px;
}
.btn-outline:hover { background-color: var(--color-primary-50); }
.btn-outline:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px #fff, 0 0 0 4px var(--color-primary-500);
}
.btn-outline-inverse {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: 0.5rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: color 150ms, background-color 150ms, border-color 150ms;
  border: 2px solid rgba(255,255,255,0.6);
  color: #fff;
  background: transparent;
  min-height: 44px;
}
.btn-outline-inverse:hover { background-color: rgba(255,255,255,0.12); border-color: #fff; }

.btn-sm { padding: 0.5rem 1rem; font-size: 0.875rem; min-height: 36px; }

/* === FORMULAR-ELEMENTE === */
.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-ink-800);
  margin-bottom: 0.375rem;
}
.form-input,
.form-select,
textarea.form-input {
  width: 100%;
  border: 1px solid #d1d5db;
  border-radius: 0.5rem;
  padding: 0.65rem 0.85rem;
  color: var(--color-ink-900);
  background: #fff;
  font-size: 1rem;
  line-height: 1.5;
  font-family: var(--font-body);
  transition: border-color 150ms, box-shadow 150ms;
  min-height: 44px;
}
textarea.form-input { min-height: 120px; resize: vertical; }
.form-input::placeholder { color: #6b7280; }
.form-input:focus, .form-select:focus {
  outline: none;
  border-color: var(--color-primary-500);
  box-shadow: 0 0 0 3px color-mix(in oklch, var(--color-primary-500) 30%, transparent);
}
.form-select { appearance: none; }
.form-group > * + * { margin-top: 0.25rem; }
.form-error { font-size: 0.875rem; color: #b91c1c; margin-top: 0.25rem; }
.form-hint { font-size: 0.8125rem; color: var(--color-ink-400); margin-top: 0.25rem; }

/* Honeypot */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* === CARDS === */
.card {
  background: #fff;
  border-radius: 0.75rem;
  border: 1px solid #eceef0;
  box-shadow: 0 1px 2px rgba(15, 23, 32, 0.04);
  transition: box-shadow 200ms, transform 200ms;
}
.card-hover:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px -8px rgba(15, 23, 32, 0.15);
}
.card-body { padding: 1.5rem; }

/* === ALERTS === */
.alert { padding: 1rem 1.25rem; border-radius: 0.625rem; border: 1px solid; font-size: 0.9375rem; }
.alert-success { background: #f0fdf4; border-color: #bbf7d0; color: #14532d; }
.alert-error   { background: #fef2f2; border-color: #fecaca; color: #7f1d1d; }
.alert-info    { background: var(--color-primary-50); border-color: var(--color-primary-200); color: var(--color-ink-800); }

/* === BADGES === */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}
.badge-primary { background: var(--color-primary-100); color: var(--color-primary-800); }

/* === SECTION-LAYOUTS === */
.section { padding: 4rem 1rem; }
.section-alt { padding: 4rem 1rem; background: var(--color-surface-alt); }
.section-dark { padding: 4rem 1rem; background: var(--color-ink-900); color: #fff; }
.section-narrow { max-width: 48rem; margin: 0 auto; }
.section-wide { max-width: 80rem; margin: 0 auto; }
@media (min-width: 768px) {
  .section, .section-alt, .section-dark { padding: 5.5rem 1.5rem; }
}

/* === OPTION-CARDS (Radio/Checkbox als Cards) === */
.option-card {
  display: block;
  border: 2px solid #e5e7eb;
  border-radius: 0.5rem;
  padding: 1rem;
  cursor: pointer;
  transition: border-color 150ms, background-color 150ms;
}
.option-card:hover {
  border-color: var(--color-primary-400);
  background-color: var(--color-primary-50);
}
.option-card:has(input:checked) {
  border-color: var(--color-primary-600);
  background-color: var(--color-primary-50);
  box-shadow: 0 1px 2px rgba(0,0,0,.05);
}
.option-card input[type="radio"],
.option-card input[type="checkbox"] {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* === ACCORDION / DISCLOSURE (FAQ) === */
.accordion {
  border: 1px solid #e5e7eb;
  border-radius: 0.75rem;
  overflow: hidden;
}
.accordion > * + * { border-top: 1px solid #e5e7eb; }
.accordion-item summary {
  padding: 1.125rem 1.25rem;
  cursor: pointer;
  font-weight: 600;
  font-family: var(--font-heading);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transition: background-color 150ms;
  color: var(--color-ink-900);
}
.accordion-item summary:hover { background: var(--color-surface-alt); }
.accordion-item summary::-webkit-details-marker { display: none; }
.accordion-item summary::after {
  content: '+';
  font-size: 1.375rem;
  color: var(--color-primary-500);
  flex-shrink: 0;
  transition: transform 200ms;
}
.accordion-item[open] summary::after { content: '\2212'; color: var(--color-primary-600); }
.accordion-item[open] summary { color: var(--color-primary-700); }
.accordion-body { padding: 0 1.25rem 1.25rem; color: var(--color-ink-600); line-height: 1.7; }

/* === STAT-COUNTER === */
.stat { text-align: center; padding: 1rem; }
.stat-number { font-family: var(--font-heading); font-size: 2rem; font-weight: 700; color: var(--color-primary-600); }
.stat-label { color: var(--color-ink-600); font-size: 0.875rem; margin-top: 0.25rem; }
@media (min-width: 768px) {
  .stat-number { font-size: 2.5rem; }
}

/* === CTA-BANNER === */
.cta-banner {
  background: var(--color-primary-600);
  background-image: linear-gradient(135deg, var(--color-primary-600), var(--color-ink-700));
  color: #fff;
  border-radius: 1.25rem;
  padding: 3rem 2rem;
  text-align: center;
}
.cta-banner h2 { font-family: var(--font-heading); font-size: 1.75rem; font-weight: 700; margin-bottom: 1rem; color: #fff; }
.cta-banner p {
  color: rgba(255,255,255,0.88);
  font-size: 1.125rem;
  margin-bottom: 2rem;
  max-width: 42rem;
  margin-left: auto;
  margin-right: auto;
}
@media (min-width: 768px) {
  .cta-banner { padding: 4rem 3rem; }
  .cta-banner h2 { font-size: 2rem; }
}

/* === TRUST-ITEM (kompakte Vorteile-Liste, kein Icon-Grid) === */
.trust-item {
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
}
.trust-item-mark {
  flex-shrink: 0;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 9999px;
  background: var(--color-primary-100);
  color: var(--color-primary-700);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* === BREADCRUMB === */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.875rem;
  color: var(--color-ink-400);
}
.breadcrumb a { color: var(--color-ink-400); text-decoration: none; transition: color 150ms; }
.breadcrumb a:hover { color: var(--color-primary-600); }
.breadcrumb li { display: flex; align-items: center; list-style: none; }
.breadcrumb li + li::before { content: '/'; margin: 0 0.5rem; color: #d1d5db; }
.breadcrumb [aria-current="page"] { color: var(--color-ink-900); font-weight: 500; }

/* === TOC (Inhaltsverzeichnis) === */
.toc {
  border: 1px solid #e5e7eb;
  border-radius: 0.75rem;
  padding: 1.25rem 1.5rem;
  background: var(--color-surface-alt);
}
.toc-title { font-family: var(--font-heading); font-weight: 700; color: var(--color-ink-900); font-size: 0.9375rem; margin-bottom: 0.75rem; }
.toc ol { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.5rem; }
.toc a {
  color: var(--color-ink-600);
  text-decoration: none;
  font-size: 0.9375rem;
  transition: color 150ms;
}
.toc a:hover { color: var(--color-primary-600); }

/* === MOBILE-NAV === */
.mobile-nav-panel {
  transform: translateY(-8px);
  opacity: 0;
  visibility: hidden;
  transition: transform var(--duration-base) var(--ease-out), opacity var(--duration-base) var(--ease-out), visibility var(--duration-base);
}
.mobile-nav-panel.is-open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}
.nav-link {
  color: var(--color-ink-700);
  text-decoration: none;
  font-weight: 500;
  transition: color 150ms;
}
.nav-link:hover, .nav-link[aria-current="page"] { color: var(--color-primary-600); }

/* === STANDORT-CARD === */
.standort-card {
  background: #fff;
  border: 1px solid #eceef0;
  border-radius: 0.875rem;
  padding: 1.75rem;
}
.standort-card dt { font-size: 0.8125rem; color: var(--color-ink-400); margin-top: 0.875rem; }
.standort-card dt:first-of-type { margin-top: 1.25rem; }
.standort-card dd { font-size: 1rem; color: var(--color-ink-800); margin: 0.125rem 0 0; }
.standort-card dd a { color: var(--color-primary-700); text-decoration: none; }
.standort-card dd a:hover { text-decoration: underline; }