/* =========================
   T&B REINIGUNG — DESIGN TOKENS
   Palette: warm cream + deep petrol + subtle copper accent
   ========================= */

:root,
[data-theme='light'] {
  /* Surfaces – warm cream, unlike stark white */
  --color-bg: #f4ede0;
  --color-surface: #faf5ea;
  --color-surface-2: #fdf9f0;
  --color-surface-offset: #ece3d1;
  --color-surface-offset-2: #e2d8c2;
  --color-divider: #d8ccb1;
  --color-border: #c9bd9f;

  /* Text – deep warm charcoal */
  --color-text: #1c2225;
  --color-text-muted: #5a5c58;
  --color-text-faint: #96958d;
  --color-text-inverse: #faf5ea;

  /* Primary – deep petrol/teal (trust, water, clean) */
  --color-primary: #0f3f45;
  --color-primary-hover: #0a3035;
  --color-primary-active: #072529;
  --color-primary-highlight: #cfdcdc;

  /* Warm accent – terracotta / copper for emergency + shop */
  --color-warm: #b84a1c;
  --color-warm-hover: #973d16;
  --color-warm-tint: #f2d8c8;

  /* Success */
  --color-success: #3f6e2b;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.875rem;
  --radius-xl: 1.25rem;
  --radius-full: 9999px;

  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-hero: clamp(2.5rem, 1rem + 5vw, 5.25rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Fonts */
  --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, 'Segoe UI', Helvetica, sans-serif;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(28, 34, 37, 0.06);
  --shadow-md: 0 6px 20px rgba(28, 34, 37, 0.08);
  --shadow-lg: 0 20px 50px rgba(28, 34, 37, 0.14);
}

[data-theme='dark'] {
  --color-bg: #10161a;
  --color-surface: #151d21;
  --color-surface-2: #1a242a;
  --color-surface-offset: #1e2a30;
  --color-surface-offset-2: #23313a;
  --color-divider: #23313a;
  --color-border: #33454f;

  --color-text: #e6dfd0;
  --color-text-muted: #a09786;
  --color-text-faint: #6a6558;
  --color-text-inverse: #10161a;

  --color-primary: #6fbac1;
  --color-primary-hover: #86cbd2;
  --color-primary-active: #4fa1a8;
  --color-primary-highlight: #223438;

  --color-warm: #e08157;
  --color-warm-hover: #eea183;
  --color-warm-tint: #3a2820;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 8px 20px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 22px 50px rgba(0, 0, 0, 0.55);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #10161a;
    --color-surface: #151d21;
    --color-surface-2: #1a242a;
    --color-surface-offset: #1e2a30;
    --color-surface-offset-2: #23313a;
    --color-divider: #23313a;
    --color-border: #33454f;
    --color-text: #e6dfd0;
    --color-text-muted: #a09786;
    --color-text-faint: #6a6558;
    --color-text-inverse: #10161a;
    --color-primary: #6fbac1;
    --color-primary-hover: #86cbd2;
    --color-primary-active: #4fa1a8;
    --color-primary-highlight: #223438;
    --color-warm: #e08157;
    --color-warm-hover: #eea183;
    --color-warm-tint: #3a2820;
  }
}

/* =========================
   BASE
   ========================= */

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-20);
}

body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  background-image:
    radial-gradient(1200px 600px at 90% -10%, rgba(15, 63, 69, 0.06), transparent 60%),
    radial-gradient(800px 400px at -10% 20%, rgba(184, 74, 28, 0.05), transparent 60%);
}

img,
picture,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

ul[role='list'] {
  list-style: none;
}
input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.08;
  text-wrap: balance;
  color: var(--color-text);
}

p,
li {
  text-wrap: pretty;
}

a {
  color: var(--color-primary);
  text-decoration-color: color-mix(in oklab, var(--color-primary) 40%, transparent);
  text-underline-offset: 3px;
}
a:hover {
  color: var(--color-primary-hover);
}

button {
  cursor: pointer;
  background: none;
  border: none;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: var(--space-3) var(--space-4);
  z-index: 999;
}
.skip-link:focus {
  left: var(--space-4);
  top: var(--space-4);
}

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

/* =========================
   LAYOUT
   ========================= */

.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-10));
}

.section {
  padding-block: clamp(var(--space-16), 9vw, var(--space-24));
}
.section-soft {
  background: var(--color-surface);
  border-block: 1px solid var(--color-divider);
}

.section-head {
  max-width: 720px;
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
}
.section-head h2 {
  font-size: var(--text-xl);
  margin-block: var(--space-3) var(--space-4);
}
.section-lede {
  color: var(--color-text-muted);
  font-size: var(--text-base);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
}
.eyebrow-invert {
  color: color-mix(in oklab, var(--color-text-inverse) 90%, transparent);
}

.pulse {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-success);
  box-shadow: 0 0 0 0 color-mix(in oklab, var(--color-success) 60%, transparent);
  animation: pulse 2.4s ease-out infinite;
}
.pulse-warm {
  background: var(--color-warm);
  box-shadow: 0 0 0 0 color-mix(in oklab, var(--color-warm) 60%, transparent);
}
@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 color-mix(in oklab, currentColor 40%, transparent);
  }
  70% {
    box-shadow: 0 0 0 10px transparent;
  }
  100% {
    box-shadow: 0 0 0 0 transparent;
  }
}

/* =========================
   HEADER
   ========================= */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 85%, transparent);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-interactive),
    background var(--transition-interactive);
}
.site-header.is-scrolled {
  border-bottom-color: var(--color-divider);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  padding-block: var(--space-4);
}
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}
.logo svg {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}
.logo-word {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.logo-word strong {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  letter-spacing: -0.01em;
}
.logo-word em {
  font-style: normal;
  color: var(--color-text-muted);
  font-size: var(--text-xs);
}

.nav {
  display: flex;
  gap: var(--space-6);
  margin-left: auto;
}
.nav a {
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  padding: var(--space-2) 0;
  border-bottom: 1px solid transparent;
}
.nav a:hover {
  border-bottom-color: var(--color-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
}
.icon-btn:hover {
  background: var(--color-surface-offset);
}

/* =========================
   BUTTONS
   ========================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  line-height: 1.2;
  transition: transform var(--transition-interactive),
    background var(--transition-interactive),
    color var(--transition-interactive),
    border-color var(--transition-interactive),
    box-shadow var(--transition-interactive);
}
.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
  letter-spacing: 0.02em;
}
.btn-block {
  width: 100%;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  color: var(--color-text-inverse);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-ghost {
  color: var(--color-text);
  border-color: var(--color-border);
  background: transparent;
}
.btn-ghost:hover {
  background: var(--color-surface);
  color: var(--color-text);
}
.btn-ghost-invert {
  color: var(--color-text-inverse);
  border-color: color-mix(in oklab, var(--color-text-inverse) 40%, transparent);
}
.btn-ghost-invert:hover {
  background: color-mix(in oklab, var(--color-text-inverse) 10%, transparent);
  color: var(--color-text-inverse);
}
.btn-warm {
  background: var(--color-warm);
  color: #fff;
}
.btn-warm:hover {
  background: var(--color-warm-hover);
  color: #fff;
  transform: translateY(-1px);
}

/* =========================
   HERO
   ========================= */

.hero {
  padding-block: clamp(var(--space-16), 10vw, var(--space-24));
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: -40% -10% auto auto;
  width: 700px;
  height: 700px;
  border-radius: var(--radius-full);
  background: radial-gradient(
    closest-side,
    color-mix(in oklab, var(--color-primary) 15%, transparent),
    transparent 70%
  );
  filter: blur(20px);
  pointer-events: none;
  z-index: 0;
}
.hero-inner {
  display: grid;
  gap: clamp(var(--space-10), 6vw, var(--space-16));
  grid-template-columns: 1.25fr 1fr;
  align-items: center;
  position: relative;
  z-index: 1;
}
@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }
}
.hero h1 {
  font-size: var(--text-hero);
  margin-block: var(--space-5) var(--space-6);
}
.amp {
  font-style: italic;
  color: var(--color-primary);
  font-weight: 400;
  padding-inline: 0.06em;
}
.lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 56ch;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-divider);
}
.hero-stats dt {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-2);
}
.hero-stats dd {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
}

.hero-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-6), 3vw, var(--space-8));
  box-shadow: var(--shadow-lg);
}
.hero-card-head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}
.tag {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  font-weight: 600;
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.dot {
  width: 4px;
  height: 4px;
  border-radius: var(--radius-full);
  background: var(--color-text-faint);
}
.hero-card-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-5);
  color: var(--color-text);
}
.check-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}
.check-list li {
  position: relative;
  padding-left: var(--space-6);
  font-size: var(--text-sm);
  color: var(--color-text);
}
.check-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 14px;
  height: 8px;
  border-left: 2px solid var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
  transform: rotate(-45deg);
}
.fineprint {
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  margin-top: var(--space-3);
}
.fineprint-invert {
  color: color-mix(in oklab, var(--color-text-inverse) 70%, transparent);
}

/* =========================
   SERVICES
   ========================= */

.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-6);
}
.service {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: transform var(--transition-interactive),
    box-shadow var(--transition-interactive),
    border-color var(--transition-interactive);
}
.service:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-highlight);
}
.service-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  margin-bottom: var(--space-5);
}
.service h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-3);
}
.service p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-bottom: var(--space-5);
}
.mini-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.mini-list li {
  position: relative;
  padding-left: var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-text);
}
.mini-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 1px;
  background: var(--color-primary);
}

/* =========================
   EMERGENCY
   ========================= */

.section-emergency {
  background: linear-gradient(
    140deg,
    var(--color-primary) 0%,
    #072529 100%
  );
  color: var(--color-text-inverse);
  position: relative;
  overflow: hidden;
}
.section-emergency::before {
  content: '';
  position: absolute;
  inset: -30% -20% auto auto;
  width: 900px;
  height: 900px;
  background: radial-gradient(
    closest-side,
    color-mix(in oklab, var(--color-warm) 30%, transparent),
    transparent 70%
  );
  pointer-events: none;
}
.emergency-inner {
  display: grid;
  gap: var(--space-12);
  grid-template-columns: 1.4fr 1fr;
  align-items: start;
  position: relative;
}
@media (max-width: 900px) {
  .emergency-inner {
    grid-template-columns: 1fr;
  }
}
.section-emergency h2 {
  color: var(--color-text-inverse);
  font-size: var(--text-2xl);
  margin-block: var(--space-3) var(--space-5);
}
.emergency-copy p {
  color: color-mix(in oklab, var(--color-text-inverse) 80%, transparent);
  font-size: var(--text-base);
  max-width: 60ch;
}
.emergency-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-block: var(--space-6);
}
.emergency-list li {
  padding-left: var(--space-6);
  position: relative;
  color: color-mix(in oklab, var(--color-text-inverse) 85%, transparent);
  font-size: var(--text-sm);
}
.emergency-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 12px;
  height: 2px;
  background: var(--color-warm);
}
.emergency-list strong {
  color: var(--color-text-inverse);
}
.emergency-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}
.emergency-card {
  background: color-mix(in oklab, var(--color-text-inverse) 8%, transparent);
  border: 1px solid color-mix(in oklab, var(--color-text-inverse) 20%, transparent);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  backdrop-filter: blur(4px);
}
.emergency-card h3 {
  color: var(--color-text-inverse);
  font-size: var(--text-lg);
  margin-bottom: var(--space-5);
}
.ok-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
.ok-list li {
  color: color-mix(in oklab, var(--color-text-inverse) 90%, transparent);
  font-size: var(--text-sm);
  display: flex;
  gap: var(--space-3);
}
.ok {
  color: var(--color-warm);
  font-weight: 700;
}

/* =========================
   REGION
   ========================= */

.region-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-8);
  align-items: stretch;
}
@media (max-width: 800px) {
  .region-grid {
    grid-template-columns: 1fr;
  }
}
.region-card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
}
.region-card-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: transparent;
}
.region-card-primary h3 {
  color: var(--color-text-inverse);
  font-size: var(--text-xl);
  margin-block: var(--space-3) var(--space-4);
}
.region-card-primary p {
  color: color-mix(in oklab, var(--color-text-inverse) 80%, transparent);
  font-size: var(--text-sm);
}
.region-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0;
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
}
.region-list li {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  border-right: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
}
.region-list li strong {
  font-family: var(--font-display);
  font-size: var(--text-base);
}
.region-list li span {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.footnote {
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* =========================
   KI / CHAT
   ========================= */

.ki-inner {
  display: grid;
  gap: var(--space-16);
  grid-template-columns: 1fr 1fr;
  align-items: center;
}
@media (max-width: 900px) {
  .ki-inner {
    grid-template-columns: 1fr;
  }
}
.ki-copy h2 {
  font-size: var(--text-xl);
  margin-block: var(--space-3) var(--space-5);
}
.ki-copy p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}
.ki-copy .mini-list {
  margin-bottom: var(--space-8);
}
.ki-visual {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-8);
  background: var(--color-surface-2);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}
.chat-bubble {
  max-width: 85%;
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  line-height: 1.5;
}
.chat-bubble-user {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  align-self: flex-end;
  border-bottom-right-radius: var(--space-2);
}
.chat-bubble-bot {
  background: var(--color-surface-offset);
  color: var(--color-text);
  align-self: flex-start;
  border-bottom-left-radius: var(--space-2);
}

/* =========================
   SHOP
   ========================= */

.shop-inner {
  display: grid;
  gap: var(--space-16);
  grid-template-columns: 1fr 1.1fr;
  align-items: center;
}
@media (max-width: 900px) {
  .shop-inner {
    grid-template-columns: 1fr;
  }
}
.shop-inner h2 {
  font-size: var(--text-xl);
  margin-block: var(--space-3) var(--space-5);
}
.shop-inner p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}
.shop-actions {
  margin-top: var(--space-4);
}
.shop-preview {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
@media (max-width: 600px) {
  .shop-preview {
    grid-template-columns: 1fr;
  }
}
.product-card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  transition: transform var(--transition-interactive),
    box-shadow var(--transition-interactive);
}
.product-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.product-thumb {
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
  background: var(--color-surface-offset);
  position: relative;
  overflow: hidden;
}
.thumb-a {
  background:
    radial-gradient(closest-side at 50% 40%, color-mix(in oklab, var(--color-primary) 20%, transparent), transparent 70%),
    var(--color-surface-offset);
}
.thumb-a::after {
  content: '';
  position: absolute;
  inset: 30% 40% 10% 40%;
  border-radius: 20% 20% 40% 40%;
  background: var(--color-primary);
  opacity: 0.6;
}
.thumb-b {
  background:
    linear-gradient(135deg, color-mix(in oklab, var(--color-warm) 30%, transparent) 0%, transparent 60%),
    var(--color-surface-offset);
}
.thumb-b::after {
  content: '';
  position: absolute;
  inset: 20% 20% 20% 20%;
  border-radius: var(--radius-sm);
  background:
    repeating-linear-gradient(45deg, var(--color-warm) 0 6px, transparent 6px 14px);
  opacity: 0.5;
}
.thumb-c {
  background:
    radial-gradient(closest-side, color-mix(in oklab, var(--color-primary) 30%, transparent), transparent 70%),
    var(--color-surface-offset);
}
.thumb-c::after {
  content: '';
  position: absolute;
  inset: 25%;
  border-radius: var(--radius-full);
  background: color-mix(in oklab, var(--color-primary) 40%, var(--color-surface));
}
.product-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-base);
  margin-bottom: var(--space-1);
}
.product-meta {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* =========================
   CONTACT
   ========================= */

.section-contact {
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
}
.contact-inner {
  display: grid;
  gap: var(--space-16);
  grid-template-columns: 1fr 1.1fr;
  align-items: start;
}
@media (max-width: 900px) {
  .contact-inner {
    grid-template-columns: 1fr;
  }
}
.contact-copy h2 {
  font-size: var(--text-xl);
  margin-block: var(--space-3) var(--space-5);
}
.contact-copy p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
}
.contact-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.contact-list li {
  display: grid;
  grid-template-columns: 120px 1fr;
  align-items: baseline;
  gap: var(--space-4);
  padding-block: var(--space-3);
  border-bottom: 1px solid var(--color-divider);
}
.contact-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-text-muted);
}

.contact-form {
  background: var(--color-surface-2);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-6), 3vw, var(--space-10));
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  box-shadow: var(--shadow-md);
}
.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
@media (max-width: 500px) {
  .field-row {
    grid-template-columns: 1fr;
  }
}
label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-text-muted);
  font-weight: 600;
}
input,
textarea,
select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--text-sm);
}
input:focus,
textarea:focus,
select:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
  border-color: var(--color-primary);
}
textarea {
  resize: vertical;
  min-height: 100px;
}
.form-status {
  font-size: var(--text-sm);
  color: var(--color-success);
  min-height: 1.2em;
}

/* =========================
   FOOTER
   ========================= */

.site-footer {
  background: var(--color-surface-offset);
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-16) var(--space-10);
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--space-8);
  align-items: center;
  margin-bottom: var(--space-12);
}
@media (max-width: 700px) {
  .footer-inner {
    grid-template-columns: 1fr;
    text-align: left;
  }
}
.footer-brand {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
}
.footer-tag {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}
.footer-links {
  display: flex;
  gap: var(--space-6);
  justify-content: center;
}
.footer-links a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
}
.footer-links a:hover {
  color: var(--color-primary);
}
.footer-copy {
  color: var(--color-text-faint);
  font-size: var(--text-xs);
  text-align: right;
}
@media (max-width: 700px) {
  .footer-copy {
    text-align: left;
  }
}

.legal {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-8);
}
.legal details {
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}
.legal summary {
  cursor: pointer;
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-sm);
  font-weight: 600;
  list-style: none;
  color: var(--color-text);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.legal summary::-webkit-details-marker {
  display: none;
}
.legal summary::after {
  content: '+';
  font-size: var(--text-lg);
  color: var(--color-text-muted);
}
.legal details[open] summary::after {
  content: '−';
}
.legal-body {
  padding: 0 var(--space-5) var(--space-5);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.legal-body strong {
  color: var(--color-text);
}

/* =========================
   RESPONSIVE — mobile nav
   ========================= */

@media (max-width: 780px) {
  .nav {
    display: none;
  }
}

/* =========================
   KI-CHAT (Live)
   ========================= */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.chat {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-height: 380px;
  min-height: 200px;
  overflow-y: auto;
  padding-right: var(--space-2);
  margin-bottom: var(--space-4);
  scroll-behavior: smooth;
}

.chat-form {
  display: flex;
  gap: var(--space-3);
  align-items: stretch;
}
.chat-form input[type='text'] {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-divider);
  background: var(--color-surface);
  color: var(--color-text);
  font-family: inherit;
  font-size: var(--text-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.chat-form input[type='text']:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(15, 63, 69, 0.12);
}
.chat-form input[type='text']:disabled {
  opacity: 0.6;
  cursor: wait;
}
.chat-form .btn {
  padding-left: var(--space-5);
  padding-right: var(--space-5);
  white-space: nowrap;
}
.chat-form .btn:disabled {
  opacity: 0.7;
  cursor: wait;
}

.chat-hint {
  margin-top: var(--space-3);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}
.chat-hint a {
  color: var(--color-primary);
  font-weight: 600;
}

/* Typing indicator */
.chat-typing {
  display: inline-flex;
  gap: 4px;
  padding: var(--space-4) var(--space-5);
}
.chat-typing span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-text-muted);
  opacity: 0.5;
  animation: chatDot 1.2s infinite ease-in-out;
}
.chat-typing span:nth-child(2) {
  animation-delay: 0.15s;
}
.chat-typing span:nth-child(3) {
  animation-delay: 0.3s;
}
@keyframes chatDot {
  0%, 60%, 100% {
    transform: translateY(0);
    opacity: 0.4;
  }
  30% {
    transform: translateY(-4px);
    opacity: 1;
  }
}

@media (max-width: 640px) {
  .chat-form {
    flex-direction: column;
  }
  .chat-form .btn {
    width: 100%;
  }
}

/* Form-Status-Meldungen */
.form-status {
  margin-top: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  line-height: 1.5;
  min-height: 1.2em;
}
.form-status:empty {
  padding: 0;
  min-height: 0;
}
.form-status.is-success {
  background: #eaf5ec;
  color: #275c34;
  border: 1px solid #b6dcbd;
}
.form-status.is-error {
  background: #fdecec;
  color: #8a2828;
  border: 1px solid #f0b9b9;
}