/* ==========================================================================
   KRAFTPUNKT KFZ-Schnellservice & Fahrzeugpflege
   Klassisches Stylesheet (100 % lokal, keine externen Schriftarten/CDNs)
   ========================================================================== */

:root {
  /* Light Theme Colors (Default) */
  --bg-body: #f8fafc;
  --bg-surface: #ffffff;
  --bg-alt: #f1f5f9;
  --bg-elevated: #ffffff;
  --bg-topbar: #0f172a;
  --text-topbar: #e2e8f0;

  --text-main: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;

  /* Automotive Brand Accent: Technical Orange & Slate Blue */
  --accent-primary: #ea580c;
  --accent-primary-hover: #c2410c;
  --accent-soft: #fff7ed;
  --accent-border: #fdba74;

  --secondary-accent: #1d4ed8;
  --secondary-soft: #eff6ff;

  --success-bg: #ecfdf5;
  --success-text: #065f46;
  --success-border: #6ee7b7;

  --danger-bg: #fef2f2;
  --danger-text: #991b1b;
  --danger-border: #fca5a5;

  --warning-bg: #fef9c3;
  --warning-text: #854d0e;
  --warning-border: #fde047;

  --border-color: #e2e8f0;
  --border-strong: #cbd5e1;

  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px -2px rgba(15, 23, 42, 0.08), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 12px 28px -6px rgba(15, 23, 42, 0.12), 0 4px 10px -2px rgba(15, 23, 42, 0.06);

  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 1rem;

  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;

  --container-max: 1200px;
  --header-height: 4.5rem;
}

[data-theme="dark"] {
  --bg-body: #0b1120;
  --bg-surface: #131c31;
  --bg-alt: #0f172a;
  --bg-elevated: #1e293b;
  --bg-topbar: #060a12;
  --text-topbar: #cbd5e1;

  --text-main: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;

  --accent-primary: #f97316;
  --accent-primary-hover: #fb923c;
  --accent-soft: rgba(249, 115, 22, 0.14);
  --accent-border: rgba(249, 115, 22, 0.4);

  --secondary-accent: #60a5fa;
  --secondary-soft: rgba(59, 130, 246, 0.15);

  --success-bg: rgba(16, 185, 129, 0.12);
  --success-text: #6ee7b7;
  --success-border: rgba(16, 185, 129, 0.35);

  --danger-bg: rgba(239, 68, 68, 0.12);
  --danger-text: #fca5a5;
  --danger-border: rgba(239, 68, 68, 0.35);

  --warning-bg: rgba(234, 179, 8, 0.15);
  --warning-text: #fde047;
  --warning-border: rgba(234, 179, 8, 0.4);

  --border-color: #1e293b;
  --border-strong: #334155;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 6px 16px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 32px rgba(0, 0, 0, 0.45);
}

/* ==========================================================================
   Reset & Base Typography
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-main);
  background-color: var(--bg-body);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  margin-top: 0;
  line-height: 1.25;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2rem, 3.8vw, 3.1rem);
  font-weight: 800;
  margin-bottom: 1.25rem;
}

h2 {
  font-size: clamp(1.6rem, 2.8vw, 2.25rem);
  font-weight: 800;
  margin-bottom: 0.75rem;
}

h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

p {
  margin-top: 0;
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

a {
  color: var(--accent-primary);
  text-decoration: underline;
  text-underline-offset: 0.2em;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--accent-primary-hover);
}

:focus-visible {
  outline: 3px solid var(--accent-primary);
  outline-offset: 2px;
}

mark {
  background-color: var(--warning-bg);
  color: var(--warning-text);
  padding: 0.1rem 0.35rem;
  border-radius: 0.25rem;
  border: 1px solid var(--warning-border);
  font-family: var(--font-mono);
  font-size: 0.92em;
}

/* Skip Link for Accessibility */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--accent-primary);
  color: #ffffff;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  z-index: 9999;
  text-decoration: none;
}

.skip-link:focus {
  top: 1rem;
}

/* ==========================================================================
   Layout & Containers
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

.section {
  padding-block: 4.5rem;
}

.section-alt {
  background-color: var(--bg-alt);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.section-header {
  max-width: 760px;
  margin-inline: auto;
  text-align: center;
  margin-bottom: 3rem;
}

.section-kicker {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-primary);
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 0.75rem;
}

.section-desc {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  margin-bottom: 0;
}

.icon {
  width: 1.35rem;
  height: 1.35rem;
  fill: currentColor;
  flex-shrink: 0;
}

.icon-sm {
  width: 1.05rem;
  height: 1.05rem;
  fill: currentColor;
  flex-shrink: 0;
}

/* ==========================================================================
   Topbar & Header Navigation
   ========================================================================== */
.topbar {
  background-color: var(--bg-topbar);
  color: var(--text-topbar);
  font-size: 0.8125rem;
  padding-block: 0.45rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.topbar-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}

.topbar-items {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem;
}

.topbar-badge,
.topbar-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.topbar-badge {
  color: #fb923c;
  font-weight: 600;
}

.topbar-contact {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.topbar-link {
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
}

.topbar-link:hover {
  color: #fb923c;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-height);
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-main);
}

.brand-mark {
  display: inline-flex;
  color: #ffffff;
}

.brand-bg {
  fill: var(--accent-primary);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: 0.03em;
  color: var(--text-main);
}

.brand-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 0.35rem 0.25rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.nav-link:hover {
  color: var(--accent-primary);
}

.nav-counter {
  background-color: var(--accent-primary);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.05rem 0.45rem;
  border-radius: 999px;
  font-variant-numeric: tabular-nums;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.theme-toggle {
  background: var(--bg-alt);
  color: var(--text-main);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  width: 2.35rem;
  height: 2.35rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.theme-toggle:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

[data-theme="light"] .theme-icon-light {
  display: none;
}

[data-theme="dark"] .theme-icon-dark {
  display: none;
}

.mobile-menu-btn {
  display: none;
  background: var(--bg-alt);
  color: var(--text-main);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 0.45rem;
  cursor: pointer;
}

/* ==========================================================================
   Buttons & Badges
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.9375rem;
  line-height: 1.3;
  padding: 0.7rem 1.25rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}

.btn:active {
  transform: translateY(1px);
}

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

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

.btn-secondary {
  background-color: var(--bg-surface);
  color: var(--text-main);
  border-color: var(--border-strong);
}

.btn-secondary:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.btn-outline {
  background-color: transparent;
  color: var(--accent-primary);
  border-color: var(--accent-border);
}

.btn-outline:hover,
.btn-outline.is-selected {
  background-color: var(--accent-primary);
  color: #ffffff;
  border-color: var(--accent-primary);
}

.btn-ghost {
  background-color: transparent;
  color: var(--text-muted);
  border-color: transparent;
}

.btn-ghost:hover {
  color: var(--text-main);
  background-color: var(--bg-alt);
}

.btn-sm {
  font-size: 0.85rem;
  padding: 0.48rem 0.9rem;
}

.btn-lg {
  font-size: 1rem;
  padding: 0.85rem 1.5rem;
}

.btn-block {
  width: 100%;
}

.badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  background-color: var(--bg-alt);
  color: var(--text-secondary);
  border: 1px solid var(--border-strong);
}

.badge-success {
  background-color: var(--success-bg);
  color: var(--success-text);
  border-color: var(--success-border);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  padding-block: 3.75rem 4.5rem;
  border-bottom: 1px solid var(--border-color);
  background: radial-gradient(circle at 85% 20%, var(--accent-soft), transparent 45%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
}

.eyebrow-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--text-secondary);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-strong);
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.status-dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background-color: #10b981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.22);
}

.text-accent {
  color: var(--accent-primary);
}

.hero-lead {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 1.75rem;
  max-width: 62ch;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 2.25rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
}

.stat-item dt {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 600;
}

.stat-item dd {
  margin: 0.2rem 0 0;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-main);
  font-variant-numeric: tabular-nums;
}

/* Vehicle Diagram Card */
.vehicle-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-lg);
}

.vehicle-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.vehicle-card-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-main);
}

.vehicle-diagram-wrapper {
  background-color: var(--bg-alt);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  margin-bottom: 1rem;
  border: 1px solid var(--border-color);
}

.vehicle-svg {
  width: 100%;
  height: auto;
  display: block;
  color: var(--text-main);
}

.vehicle-legend {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.vehicle-legend li {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
}

.legend-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 50%;
  background-color: var(--accent-primary);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 800;
  flex-shrink: 0;
}

/* ==========================================================================
   Services Filter & Grid
   ========================================================================== */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2.25rem;
}

.filter-btn {
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background-color: var(--bg-surface);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
}

.filter-btn:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.filter-btn.active {
  background-color: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #ffffff;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.6rem;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.service-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-strong);
}

.service-card[hidden] {
  display: none !important;
}

.service-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.1rem;
}

.service-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-sm);
  background-color: var(--accent-soft);
  color: var(--accent-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--accent-border);
}

.service-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  fill: currentColor;
}

.legal-tag {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--success-text);
  background-color: var(--success-bg);
  border: 1px solid var(--success-border);
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
}

.service-summary {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.service-features {
  margin: 0 0 1.5rem;
  padding-left: 1.2rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
  flex-grow: 1;
}

.service-features li {
  margin-bottom: 0.4rem;
}

.service-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--border-color);
}

.price-box {
  display: flex;
  flex-direction: column;
}

.price-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.price-value {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-main);
  font-variant-numeric: tabular-nums;
}

.pangv-footnote {
  margin-top: 2rem;
  margin-bottom: 0;
  font-size: 0.825rem;
  color: var(--text-muted);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 0.9rem 1.2rem;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   HwO Transparency Comparison
   ========================================================================== */
.hwo-comparison {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
}

.hwo-box {
  background-color: var(--bg-surface);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  border: 2px solid var(--border-color);
}

.hwo-allowed {
  border-color: var(--success-border);
}

.hwo-restricted {
  border-color: var(--danger-border);
}

.hwo-box-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.hwo-box-header h3 {
  margin-bottom: 0.2rem;
}

.hwo-box-header p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.hwo-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.hwo-icon svg {
  width: 1.4rem;
  height: 1.4rem;
  fill: currentColor;
}

.hwo-icon-yes {
  background-color: var(--success-bg);
  color: var(--success-text);
  border: 1px solid var(--success-border);
}

.hwo-icon-no {
  background-color: var(--danger-bg);
  color: var(--danger-text);
  border: 1px solid var(--danger-border);
}

.hwo-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.hwo-list li strong {
  color: var(--text-main);
  display: block;
  margin-bottom: 0.1rem;
}

.hwo-partner-note {
  margin-top: 1.5rem;
  padding: 1rem;
  border-radius: var(--radius-sm);
  background-color: var(--secondary-soft);
  border: 1px solid rgba(59, 130, 246, 0.3);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   Interactive Price & Service Calculator
   ========================================================================== */
.calculator-layout {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 2rem;
  align-items: start;
}

.calc-fieldset {
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin: 0 0 1.5rem;
}

.calc-legend {
  font-weight: 800;
  font-size: 1.05rem;
  padding-inline: 0.5rem;
  color: var(--text-main);
}

.vehicle-type-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.85rem;
}

.vehicle-radio-card {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.9rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  cursor: pointer;
  background-color: var(--bg-body);
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.vehicle-radio-card:has(input:checked) {
  border-color: var(--accent-primary);
  background-color: var(--accent-soft);
  box-shadow: 0 0 0 1px var(--accent-primary);
}

.vehicle-radio-card input {
  margin-top: 0.25rem;
  accent-color: var(--accent-primary);
}

.radio-card-body {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.radio-card-body strong {
  font-size: 0.9rem;
  color: var(--text-main);
}

.radio-card-body small {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.calc-options-list {
  display: grid;
  gap: 0.75rem;
}

.calc-option-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 1.1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: var(--bg-body);
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.calc-option-item:hover {
  border-color: var(--border-strong);
}

.calc-option-item:has(input:checked) {
  border-color: var(--accent-primary);
  background-color: var(--accent-soft);
}

.calc-option-item input {
  width: 1.15rem;
  height: 1.15rem;
  accent-color: var(--accent-primary);
  flex-shrink: 0;
}

.calc-option-info {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.calc-option-info strong {
  font-size: 0.95rem;
  color: var(--text-main);
}

.calc-option-info small {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.calc-option-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}

.calc-option-price {
  font-weight: 800;
  color: var(--text-main);
  font-size: 0.95rem;
}

.calc-option-time {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.calculator-summary {
  position: sticky;
  top: 5.75rem;
}

.summary-card {
  background-color: var(--bg-surface);
  border: 2px solid var(--border-strong);
  border-radius: var(--radius-md);
  padding: 1.6rem;
  box-shadow: var(--shadow-md);
}

.summary-subtitle {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-primary);
  margin-bottom: 1rem;
}

.summary-selected-list {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding-block: 0.85rem;
  display: grid;
  gap: 0.5rem;
  font-size: 0.875rem;
}

.summary-selected-item {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}

.summary-empty {
  color: var(--text-muted);
  font-style: italic;
}

.summary-breakdown {
  display: grid;
  gap: 0.45rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
  font-variant-numeric: tabular-nums;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  color: var(--text-secondary);
}

.summary-total {
  margin-top: 0.5rem;
  padding-top: 0.65rem;
  border-top: 2px solid var(--border-strong);
  font-size: 1.15rem;
  color: var(--text-main);
}

.summary-total strong {
  color: var(--accent-primary);
  font-size: 1.35rem;
}

.summary-legal-hint {
  font-size: 0.775rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.summary-actions {
  display: grid;
  gap: 0.5rem;
}

/* ==========================================================================
   FAQ Accordion
   ========================================================================== */
.faq-container {
  max-width: 820px;
  margin-inline: auto;
  display: grid;
  gap: 0.85rem;
}

.faq-item {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.faq-item[open] {
  border-color: var(--accent-border);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  padding: 1.15rem 1.35rem;
  font-weight: 700;
  font-size: 1.02rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  color: var(--text-main);
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: "+";
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--accent-primary);
  line-height: 1;
}

.faq-item[open] .faq-question::after {
  content: "−";
}

.faq-answer {
  padding: 0 1.35rem 1.25rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

/* ==========================================================================
   Contact & Appointment Form
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 2.5rem;
  align-items: start;
}

.info-cards {
  display: grid;
  gap: 1rem;
  margin-block: 1.5rem;
}

.info-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1.1rem 1.25rem;
}

.info-card strong {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--text-main);
}

.info-card p {
  margin: 0;
  font-size: 0.925rem;
}

.privacy-map-box {
  background-color: var(--bg-alt);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 1.2rem;
  font-size: 0.875rem;
}

.privacy-map-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.anfahrt-hint {
  margin-bottom: 0;
  color: var(--text-main);
}

.contact-form-wrapper {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.booking-form h3 {
  margin-bottom: 1.35rem;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.form-group {
  margin-bottom: 1.15rem;
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  color: var(--text-main);
}

.required-star {
  color: var(--accent-primary);
}

.form-group input,
.form-group textarea {
  font-family: inherit;
  font-size: 0.95rem;
  padding: 0.68rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background-color: var(--bg-body);
  color: var(--text-main);
  transition: border-color 0.15s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent-primary);
  outline: none;
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* Modern CSS :user-invalid / :user-valid states */
.form-group input:user-invalid,
.form-group textarea:user-invalid,
.form-group.is-invalid input,
.form-group.is-invalid textarea {
  border-color: #ef4444;
}

.form-group input:user-valid,
.form-group textarea:user-valid {
  border-color: #10b981;
}

.field-error {
  display: none;
  font-size: 0.78rem;
  color: #ef4444;
  margin-top: 0.3rem;
}

.form-group input:user-invalid ~ .field-error,
.form-group textarea:user-invalid ~ .field-error,
.form-group.is-invalid .field-error {
  display: block;
}

.form-checkboxes {
  display: grid;
  gap: 0.85rem;
  margin-block: 1.25rem;
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.835rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.checkbox-label input {
  margin-top: 0.25rem;
  width: 1.05rem;
  height: 1.05rem;
  accent-color: var(--accent-primary);
  flex-shrink: 0;
}

.form-error-banner {
  background-color: var(--danger-bg);
  color: var(--danger-text);
  border: 1px solid var(--danger-border);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.form-footnote {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 0.75rem;
  margin-bottom: 0;
}

/* ==========================================================================
   Footer & Legal Pages
   ========================================================================== */
.site-footer {
  background-color: var(--bg-topbar);
  color: var(--text-topbar);
  padding-top: 3.5rem;
  border-top: 1px solid var(--border-color);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
}

.footer-brand {
  display: block;
  font-size: 1.15rem;
  color: #ffffff;
  margin-bottom: 0.65rem;
}

.footer-col strong {
  display: block;
  color: #ffffff;
  margin-bottom: 0.75rem;
}

.footer-col p {
  color: #94a3b8;
  font-size: 0.9rem;
}

.footer-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 1rem;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.footer-links a,
.footer-modal-btn {
  color: #cbd5e1;
  text-decoration: none;
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  cursor: pointer;
  text-align: left;
}

.footer-links a:hover,
.footer-modal-btn:hover {
  color: #fb923c;
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-block: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.8125rem;
  color: #94a3b8;
}

.footer-bottom p {
  margin: 0;
  color: #94a3b8;
}

.footer-bottom a {
  color: #cbd5e1;
}

/* Legal Standalone Pages (Impressum & Datenschutz) */
.legal-container {
  max-width: 840px;
}

.template-notice {
  background-color: var(--warning-bg);
  color: var(--warning-text);
  border: 1px solid var(--warning-border);
  padding: 1.1rem 1.35rem;
  border-radius: var(--radius-sm);
  margin-bottom: 2rem;
  font-size: 0.925rem;
}

.legal-section {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1.5rem 1.75rem;
  margin-bottom: 1.25rem;
}

.legal-section h2 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.legal-section h3 {
  font-size: 1.05rem;
  margin-top: 1rem;
}

.legal-section ul {
  color: var(--text-secondary);
  padding-left: 1.25rem;
}

.legal-section li {
  margin-bottom: 0.4rem;
}

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

.legal-back-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

/* ==========================================================================
   Native <dialog> Modals
   ========================================================================== */
.modal-dialog {
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  background-color: var(--bg-surface);
  color: var(--text-main);
  padding: 0;
  max-width: 620px;
  width: calc(100% - 2rem);
  box-shadow: var(--shadow-lg);
}

.modal-dialog::backdrop {
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(3px);
}

.modal-content {
  display: flex;
  flex-direction: column;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
  margin: 0;
}

.modal-close-btn {
  background: transparent;
  border: none;
  font-size: 1.65rem;
  line-height: 1;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.2rem 0.5rem;
}

.modal-close-btn:hover {
  color: var(--text-main);
}

.modal-body {
  padding: 1.5rem;
}

.inquiry-preview {
  background-color: var(--bg-alt);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 1rem;
  font-family: var(--font-mono);
  font-size: 0.835rem;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--text-main);
  margin: 0;
  max-height: 280px;
  overflow-y: auto;
}

.copy-feedback {
  margin-top: 0.75rem;
  padding: 0.55rem 0.85rem;
  border-radius: var(--radius-sm);
  background-color: var(--success-bg);
  color: var(--success-text);
  border: 1px solid var(--success-border);
  font-size: 0.85rem;
  font-weight: 600;
}

.audit-list {
  margin: 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.9rem;
  color: var(--text-secondary);
  font-size: 0.925rem;
}

.audit-list strong {
  color: var(--text-main);
  display: block;
}

.modal-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-alt);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 980px) {
  .hero-grid,
  .hwo-comparison,
  .calculator-layout,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .calculator-summary {
    position: static;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .topbar-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .mobile-menu-btn {
    display: inline-flex;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-strong);
    padding: 1.25rem;
    flex-direction: column;
    align-items: stretch;
    box-shadow: var(--shadow-md);
  }

  .main-nav.is-open {
    display: flex;
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .header-actions {
    justify-content: space-between;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-color);
  }

  .vehicle-type-grid,
  .form-row,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
}