/* ═══════════════════════════════════════════════════════════════
   ERB & NACHLASS ABWICKLUNG — Stylesheet
   ═══════════════════════════════════════════════════════════════ */

/* ── Custom Properties ─────────────────────────────────────── */
:root {
  --color-primary:       #1A3A5C;
  --color-primary-light: #2E5F8A;
  --color-primary-dark:  #122848;
  --color-accent:        #C9A84C;
  --color-white:         #FFFFFF;
  --color-gray-50:       #F7F8FA;
  --color-gray-100:      #EEF0F3;
  --color-gray-300:      #D1D5DB;
  --color-gray-500:      #6B7280;
  --color-gray-700:      #374151;
  --color-text:          #1F2937;
  --color-success:       #16A34A;

  --font-serif:  'Playfair Display', Georgia, serif;
  --font-sans:   'Inter', -apple-system, sans-serif;

  --space-1:   8px;
  --space-2:  16px;
  --space-3:  24px;
  --space-4:  32px;
  --space-6:  48px;
  --space-8:  64px;
  --space-12: 96px;
  --space-16: 128px;

  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  16px;
  --radius-xl:  24px;
  --radius-full: 999px;

  --shadow-sm:   0 1px 3px rgba(0,0,0,.08);
  --shadow-md:   0 4px 16px rgba(0,0,0,.10);
  --shadow-lg:   0 8px 32px rgba(0,0,0,.12);
  --shadow-card: 0 2px 8px rgba(26,58,92,.08);

  --header-h: 72px;
  --container: 1160px;
  --transition: 0.22s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-white);
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ── Container ──────────────────────────────────────────────── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* ── Utility ────────────────────────────────────────────────── */
.hide-mobile { display: inline; }

/* ════════════════════════════════════════════════════════════
   BUTTONS
   ════════════════════════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 15px;
  line-height: 1;
  padding: 13px 28px;
  border-radius: var(--radius-md);
  transition: background var(--transition), color var(--transition),
              border-color var(--transition), transform var(--transition),
              box-shadow var(--transition);
  white-space: nowrap;
  cursor: pointer;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  border: 2px solid var(--color-primary);
}
.btn--primary:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--secondary {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn--secondary:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn--ghost-white {
  background: rgba(255,255,255,.12);
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,.5);
  backdrop-filter: blur(4px);
}
.btn--ghost-white:hover {
  background: rgba(255,255,255,.22);
  border-color: white;
}

.btn--lg { font-size: 16px; padding: 15px 34px; }
.btn--full { width: 100%; justify-content: center; }

/* ════════════════════════════════════════════════════════════
   HEADER
   ════════════════════════════════════════════════════════════ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: var(--color-white);
  z-index: 1000;
  transition: box-shadow var(--transition);
}
.header.scrolled {
  box-shadow: 0 2px 20px rgba(26,58,92,.12);
}

.header__inner {
  display: flex;
  align-items: center;
  height: 100%;
  gap: var(--space-4);
}

/* Logo */
.header__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
}
.header__logo-img {
  height: 48px;
  width: auto;
  display: block;
}
/* Footer logo: white version via invert on dark bg */
.footer__logo { margin-bottom: var(--space-3); }
.footer__logo-img {
  height: 44px;
  width: auto;
  display: block;
  filter: brightness(0) invert(1);
  opacity: .85;
}

/* Nav */
.header__nav { margin-left: auto; }

.nav__list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav__item { position: relative; }

.nav__link {
  display: block;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-gray-700);
  border-radius: var(--radius-md);
  transition: background var(--transition), color var(--transition);
}
.nav__link:hover { background: var(--color-gray-50); color: var(--color-primary); }
.nav__link--highlight {
  color: var(--color-primary);
  font-weight: 600;
}
.nav__link--highlight:hover { background: #EBF2FA; }

/* Dropdown */
.dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 240px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-gray-100);
  padding: 8px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: opacity var(--transition), transform var(--transition);
}
.nav__item--dropdown:hover .dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.dropdown a {
  display: block;
  padding: 9px 14px;
  font-size: 14px;
  color: var(--color-gray-700);
  border-radius: var(--radius-md);
  transition: background var(--transition), color var(--transition);
}
.dropdown a:hover { background: var(--color-gray-50); color: var(--color-primary); }

/* Phone */
.header__phone {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-gray-50);
  padding: 9px 16px;
  border-radius: var(--radius-full);
  transition: background var(--transition);
  margin-left: var(--space-2);
}
.header__phone:hover { background: var(--color-gray-100); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ════════════════════════════════════════════════════════════
   HERO
   ════════════════════════════════════════════════════════════ */
.hero {
  position: relative;
  height: 88vh;
  min-height: 580px;
  max-height: 860px;
  display: flex;
  align-items: center;
  margin-top: var(--header-h);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
}
.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(26,58,92,.72) 0%,
    rgba(26,58,92,.50) 55%,
    rgba(26,58,92,.30) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  color: var(--color-white);
  max-width: 820px;
  padding-top: var(--space-8);
}

.hero__eyebrow {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: rgba(255,255,255,.75);
  margin-bottom: var(--space-2);
}

.hero__headline {
  font-family: var(--font-serif);
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 700;
  line-height: 1.12;
  margin-bottom: var(--space-3);
  color: var(--color-white);
}
.hero__headline span { opacity: .92; }

.hero__subline {
  font-size: 18px;
  line-height: 1.6;
  color: rgba(255,255,255,.88);
  margin-bottom: var(--space-6);
  max-width: 720px;
}

.hero__ctas {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
}

.hero__trust {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  font-weight: 500;
  color: rgba(255,255,255,.85);
}
.trust-item svg { color: #7EC8A0; flex-shrink: 0; }
.trust-divider {
  width: 1px;
  height: 14px;
  background: rgba(255,255,255,.3);
}

.hero__scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: rgba(255,255,255,.6);
  animation: bounce 2.2s ease infinite;
  transition: color var(--transition);
}
.hero__scroll:hover { color: white; }

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(8px); }
}

/* ════════════════════════════════════════════════════════════
   SECTIONS — base
   ════════════════════════════════════════════════════════════ */
.section {
  padding: var(--space-12) 0;
}
.section--white { background: var(--color-white); }
.section--gray  { background: var(--color-gray-50); }
.section--dark  { background: var(--color-primary); }
.section--cta   { background: var(--color-primary-dark); }

.section-header { margin-bottom: var(--space-8); }
.section-header--center { text-align: center; }

.section-eyebrow {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2.5px;
  color: var(--color-primary-light);
  margin-bottom: var(--space-1);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
}

.section-subtitle {
  margin-top: var(--space-2);
  font-size: 17px;
  color: var(--color-gray-500);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.section--white .section-header--white .section-title,
.section--dark  .section-header--white .section-title  { color: white; }
.section--dark  .section-eyebrow { color: rgba(255,255,255,.6); }

.section-cta {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-8);
  flex-wrap: wrap;
}

/* ════════════════════════════════════════════════════════════
   PROBLEM GRID
   ════════════════════════════════════════════════════════════ */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}

.problem-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}
.problem-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.problem-card__icon {
  width: 52px;
  height: 52px;
  background: #EBF2FA;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-2);
  color: var(--color-primary);
}

.problem-card h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
  line-height: 1.3;
}

.problem-card p {
  font-size: 15px;
  color: var(--color-gray-500);
  line-height: 1.6;
}

.problem-closing {
  text-align: center;
  margin-top: var(--space-8);
  font-size: 19px;
  font-family: var(--font-serif);
  color: var(--color-primary);
}

/* ════════════════════════════════════════════════════════════
   KREISLAUF
   ════════════════════════════════════════════════════════════ */
.kreislauf-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-8);
}
.kreislauf-img {
  max-width: 700px;
  width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.kreislauf-steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}

.kstep {
  text-align: center;
  flex: 1;
  min-width: 120px;
  max-width: 160px;
}
.kstep__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-primary);
  color: white;
  border-radius: 50%;
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 10px;
}
.kstep strong { display: block; font-size: 14px; font-weight: 600; color: var(--color-text); }
.kstep p { font-size: 13px; color: var(--color-gray-500); margin-top: 3px; }

.kstep__arrow {
  font-size: 20px;
  color: var(--color-gray-300);
  padding-top: 10px;
  flex-shrink: 0;
}

/* ════════════════════════════════════════════════════════════
   LEISTUNGEN GRID
   ════════════════════════════════════════════════════════════ */
.leistungen-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}

.leistung-card {
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-card);
  border: 1px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition),
              border-color var(--transition);
  text-decoration: none;
  color: var(--color-text);
}
.leistung-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}

.leistung-card--highlight {
  background: linear-gradient(135deg, #EBF2FA 0%, #F7F8FA 100%);
  border-color: rgba(26,58,92,.2);
}

.leistung-card__icon {
  width: 56px;
  height: 56px;
  background: #EBF2FA;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
  flex-shrink: 0;
}
.leistung-card--highlight .leistung-card__icon {
  background: var(--color-primary);
  color: white;
}

.leistung-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  line-height: 1.3;
}

.leistung-card p {
  font-size: 15px;
  color: var(--color-gray-500);
  line-height: 1.6;
  flex: 1;
}

.leistung-card__link {
  display: inline-block;
  margin-top: var(--space-3);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  transition: gap var(--transition);
}
.leistung-card:hover .leistung-card__link { text-decoration: underline; }

/* ════════════════════════════════════════════════════════════
   USPs
   ════════════════════════════════════════════════════════════ */
.usp-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-3);
}

.usp-item {
  text-align: center;
  padding: var(--space-3);
}

.usp-item__icon {
  width: 56px;
  height: 56px;
  background: rgba(255,255,255,.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.9);
  margin: 0 auto var(--space-2);
}

.usp-item h4 {
  font-size: 16px;
  font-weight: 600;
  color: white;
  margin-bottom: 8px;
}
.usp-item p {
  font-size: 14px;
  color: rgba(255,255,255,.7);
  line-height: 1.5;
}

/* ════════════════════════════════════════════════════════════
   PROZESS TIMELINE
   ════════════════════════════════════════════════════════════ */
.prozess-timeline {
  display: flex;
  align-items: flex-start;
  gap: 0;
  position: relative;
}

.prozess-step {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  z-index: 1;
}

.prozess-step__num {
  width: 52px;
  height: 52px;
  background: var(--color-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: var(--space-2);
  box-shadow: 0 4px 12px rgba(26,58,92,.25);
  flex-shrink: 0;
}

.prozess-step__body h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}
.prozess-step__body p {
  font-size: 14px;
  color: var(--color-gray-500);
  max-width: 130px;
  margin: 0 auto;
}

.prozess-connector {
  flex-shrink: 0;
  width: 40px;
  height: 2px;
  background: var(--color-gray-300);
  margin-top: 25px;
  position: relative;
}
.prozess-connector::after {
  content: '';
  position: absolute;
  right: -5px;
  top: -4px;
  border: 5px solid transparent;
  border-left-color: var(--color-gray-300);
}

/* ════════════════════════════════════════════════════════════
   TESTIMONIALS
   ════════════════════════════════════════════════════════════ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.testimonial-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.testimonial-card__stars {
  font-size: 18px;
  color: var(--color-accent);
  letter-spacing: 2px;
}

.testimonial-card blockquote {
  font-size: 15px;
  line-height: 1.65;
  color: var(--color-gray-700);
  flex: 1;
  font-style: italic;
}

.testimonial-card cite {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
  font-style: normal;
}

.trust-badges {
  display: flex;
  justify-content: center;
  gap: var(--space-6);
  flex-wrap: wrap;
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-gray-100);
}

.trust-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.trust-badge__value {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-primary);
}
.trust-badge__label {
  font-size: 13px;
  color: var(--color-gray-500);
  font-weight: 500;
}

/* ════════════════════════════════════════════════════════════
   ÜBER UNS
   ════════════════════════════════════════════════════════════ */
.about-split {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: var(--space-12);
  align-items: center;
}

.about-split__img-wrap { position: relative; }

.about-split__img-placeholder {
  aspect-ratio: 4/5;
  background: var(--color-gray-50);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--color-gray-500);
  font-size: 14px;
  border: 2px dashed var(--color-gray-300);
}

.about-split__badge {
  position: absolute;
  bottom: -16px;
  right: -16px;
  background: var(--color-primary);
  color: white;
  padding: 14px 18px;
  border-radius: var(--radius-lg);
  font-size: 12px;
  font-weight: 600;
  text-align: center;
  line-height: 1.4;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  box-shadow: var(--shadow-md);
}

.about-split__content .section-title { margin-bottom: var(--space-4); }

.about-split__content p {
  color: var(--color-gray-700);
  margin-bottom: var(--space-3);
}

.about-values {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-4) 0;
}

.about-value {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  background: #EBF2FA;
  padding: 7px 14px;
  border-radius: var(--radius-full);
}
.about-value svg { color: var(--color-success); }

/* ════════════════════════════════════════════════════════════
   FAQ
   ════════════════════════════════════════════════════════════ */
.faq-list {
  max-width: 780px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-gray-100);
}
.faq-item:first-child { border-top: 1px solid var(--color-gray-100); }

.faq-item__question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  font-size: 17px;
  font-weight: 600;
  color: var(--color-text);
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  transition: color var(--transition);
}
.faq-item__question:hover { color: var(--color-primary); }
.faq-item__question[aria-expanded="true"] { color: var(--color-primary); }

.faq-icon {
  flex-shrink: 0;
  transition: transform var(--transition);
  color: var(--color-gray-500);
}
.faq-item__question[aria-expanded="true"] .faq-icon {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.faq-item__answer {
  display: none;
  padding-bottom: var(--space-3);
}
.faq-item__answer.open { display: block; }
.faq-item__answer p {
  font-size: 16px;
  color: var(--color-gray-700);
  line-height: 1.7;
}
.faq-item__answer a { color: var(--color-primary); text-decoration: underline; }

.faq-cta-text {
  text-align: center;
  margin-top: var(--space-8);
  font-size: 18px;
  font-weight: 500;
  color: var(--color-gray-700);
}

/* ════════════════════════════════════════════════════════════
   CTA SECTION / KONTAKT
   ════════════════════════════════════════════════════════════ */
.cta-split {
  display: grid;
  grid-template-columns: 1fr 480px;
  gap: var(--space-12);
  align-items: start;
}

.cta-split__title {
  font-family: var(--font-serif);
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 700;
  color: white;
  line-height: 1.2;
  margin-bottom: var(--space-3);
}
.cta-split__sub {
  color: rgba(255,255,255,.75);
  font-size: 16px;
  line-height: 1.65;
  margin-bottom: var(--space-6);
}

.cta-contact-options { display: flex; flex-direction: column; gap: var(--space-3); }

.cta-contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: white;
  text-decoration: none;
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  transition: background var(--transition);
}
.cta-contact-item:hover { background: rgba(255,255,255,.14); }

.cta-contact-item__icon {
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,.12);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.cta-contact-item div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.cta-contact-item strong { font-size: 14px; font-weight: 600; }
.cta-contact-item span  { font-size: 15px; opacity: .85; }

/* Contact Form */
.contact-form {
  background: white;
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-lg);
}

.contact-form__title {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.form-row { display: flex; flex-direction: column; gap: var(--space-3); }
.form-row--2 { flex-direction: row; }
.form-row--2 .form-group { flex: 1; }

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: var(--space-3);
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-gray-700);
  text-transform: uppercase;
  letter-spacing: .5px;
}

.form-group input,
.form-group select,
.form-group textarea {
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--color-text);
  background: var(--color-gray-50);
  border: 1.5px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  padding: 11px 14px;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  -webkit-appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26,58,92,.08);
  background: white;
}
.form-group textarea { resize: vertical; min-height: 100px; }

.form-group--checkbox { margin-bottom: var(--space-4); }
.checkbox-label {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 13px;
  color: var(--color-gray-500);
  cursor: pointer;
}
.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--color-primary);
  cursor: pointer;
}
.checkbox-label a { color: var(--color-primary); text-decoration: underline; }

.form-note {
  margin-top: var(--space-2);
  font-size: 12px;
  color: var(--color-gray-500);
  text-align: center;
}

/* ════════════════════════════════════════════════════════════
   FOOTER
   ════════════════════════════════════════════════════════════ */
.footer {
  background: var(--color-text);
  color: rgba(255,255,255,.75);
  padding-top: var(--space-12);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-8);
  padding-bottom: var(--space-8);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: var(--space-3);
}
.footer__logo .logo-text { color: white; }
.footer__logo .logo-text small { color: rgba(255,255,255,.5); }

.footer__brand p {
  font-size: 14px;
  line-height: 1.65;
  margin-bottom: var(--space-3);
}

.footer__contact {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer__contact a {
  font-size: 14px;
  color: rgba(255,255,255,.75);
  transition: color var(--transition);
}
.footer__contact a:hover { color: white; }

.footer__col h5 {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: white;
  margin-bottom: var(--space-3);
}
.footer__col ul { display: flex; flex-direction: column; gap: 8px; }
.footer__col a {
  font-size: 14px;
  color: rgba(255,255,255,.65);
  transition: color var(--transition);
}
.footer__col a:hover { color: white; }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: var(--space-3) 0;
}
.footer__bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: rgba(255,255,255,.4);
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* ════════════════════════════════════════════════════════════
   STICKY MOBILE CTA
   ════════════════════════════════════════════════════════════ */
.sticky-cta {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 900;
  background: white;
  padding: 12px 16px;
  box-shadow: 0 -4px 20px rgba(0,0,0,.12);
  gap: 10px;
}

.sticky-cta__btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  padding: 13px;
  border-radius: var(--radius-md);
  text-decoration: none;
}
.sticky-cta__btn--call {
  background: var(--color-gray-50);
  color: var(--color-primary);
  border: 1.5px solid var(--color-gray-300);
}
.sticky-cta__btn--anfrage {
  background: var(--color-primary);
  color: white;
}

/* ════════════════════════════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════════════════════════════ */

/* Tablet – 1024px */
@media (max-width: 1024px) {
  .problem-grid    { grid-template-columns: repeat(2, 1fr); }
  .leistungen-grid { grid-template-columns: repeat(2, 1fr); }
  .usp-grid        { grid-template-columns: repeat(3, 1fr); }
  .about-split     { grid-template-columns: 1fr; }
  .about-split__img-wrap { max-width: 340px; }
  .cta-split       { grid-template-columns: 1fr; }
  .footer__grid    { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
}

/* Mobile – 768px */
@media (max-width: 768px) {
  :root { --space-12: 64px; }

  .hide-mobile { display: none; }

  /* Header */
  .header__nav {
    display: none;
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    background: white;
    padding: var(--space-3);
    box-shadow: var(--shadow-lg);
    border-top: 1px solid var(--color-gray-100);
  }
  .header__nav.open { display: block; }
  .nav__list { flex-direction: column; gap: 2px; }
  .nav__link { padding: 12px 16px; font-size: 16px; }
  .dropdown { position: static; opacity: 1; pointer-events: auto;
              transform: none; box-shadow: none; border: none;
              padding: 0 0 0 16px; display: none; }
  .nav__item--dropdown.open .dropdown { display: block; }

  .header__phone { display: none; }
  .hamburger { display: flex; }

  /* Hero */
  .hero { height: auto; min-height: 100svh; max-height: none; }
  .hero__content { padding: var(--space-8) 0 var(--space-6); }
  .hero__ctas { gap: var(--space-2); }
  .hero__ctas .btn { flex: 1; justify-content: center; }
  .hero__trust { gap: var(--space-2); }
  .trust-divider { display: none; }

  /* Sections */
  .problem-grid    { grid-template-columns: 1fr; }
  .leistungen-grid { grid-template-columns: 1fr; }
  .usp-grid        { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: 1fr; }

  /* Kreislauf Steps */
  .kreislauf-steps { flex-direction: column; align-items: center; gap: var(--space-2); }
  .kstep { max-width: 100%; width: 100%; text-align: left; flex-direction: row; gap: var(--space-2); }
  .kstep__num { flex-shrink: 0; }
  .kstep__arrow { display: none; }

  /* Prozess */
  .prozess-timeline { flex-direction: column; gap: var(--space-4); }
  .prozess-connector {
    width: 2px;
    height: 24px;
    margin: 0 auto;
    align-self: center;
  }
  .prozess-connector::after {
    right: -4px;
    top: auto;
    bottom: -5px;
    border: 5px solid transparent;
    border-top-color: var(--color-gray-300);
    border-left-color: transparent;
  }
  .prozess-step { flex-direction: row; text-align: left; gap: var(--space-2); }
  .prozess-step__num { flex-shrink: 0; }
  .prozess-step__body { max-width: 100%; }
  .prozess-step__body p { max-width: 100%; }

  /* CTA Form */
  .form-row--2 { flex-direction: column; }
  .contact-form { padding: var(--space-4); }

  /* About */
  .about-split { grid-template-columns: 1fr; }
  .about-split__img-placeholder { aspect-ratio: 16/9; }
  .about-split__badge { bottom: -12px; right: 16px; }

  /* Footer */
  .footer__grid { grid-template-columns: 1fr; gap: var(--space-4); }
  .footer__bottom-inner { flex-direction: column; text-align: center; }

  /* Trust Badges */
  .trust-badges { gap: var(--space-4); }

  /* Sticky CTA */
  .sticky-cta { display: flex; }

  /* Section CTA */
  .section-cta { flex-direction: column; align-items: stretch; }
  .section-cta .btn { text-align: center; justify-content: center; }
}

/* Small Mobile – 480px */
@media (max-width: 480px) {
  .container { padding: 0 var(--space-2); }
  .usp-grid { grid-template-columns: 1fr; }
  .hero__ctas { flex-direction: column; }
  .hero__ctas .btn { width: 100%; }
  .btn { white-space: normal; }
  .contact-form { padding: var(--space-3); }
  .checkbox-label { flex-wrap: wrap; font-size: 12px; }
}

html { overflow-x: hidden; }

/* Prevent grid blowout on all grids */
[class*="-grid"] > *,
[class*="-split"] > *,
[class*="-timeline"] > * { min-width: 0; }