:root {
  --blue: #28347a;
  --blue-dark: #1d285f;
  --orange: #f58220;
  --yellow: #ffd51f;
  --text: #1e2430;
  --muted: #667085;
  --surface: #ffffff;
  --surface-soft: #f5f7fb;
  --line: #d8ddea;
  --shadow: 0 14px 36px rgba(19, 30, 66, 0.10);
  --radius: 16px;
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: #e8ebf2;
  line-height: 1.55;
}

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

a {
  color: inherit;
}

.wrap {
  width: min(calc(100% - 32px), var(--max-width));
  margin-inline: auto;
}

.site-header {
  background: var(--blue);
  color: #fff;
  border-bottom: 4px solid var(--orange);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.14);
}

.header-row {
  min-height: 92px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand {
  flex: 0 0 auto;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.brand-main {
  font-size: clamp(1.65rem, 3vw, 2.4rem);
  letter-spacing: 0.24em;
  font-weight: 800;
}


.brand-fluid {
  color: var(--orange);
}

.brand-gas {
  color: var(--yellow);
}

.brand-sub {
  margin-top: 7px;
  font-size: 0.82rem;
  font-style: italic;
  color: #d9def1;
  letter-spacing: 0.02em;
}

.main-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  flex-wrap: wrap;
}

.main-nav a {
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.92rem;
  padding: 10px 11px;
  border-radius: 9px;
}

.main-nav a:hover,
.main-nav a:focus-visible,
.main-nav a.active,
.main-nav a[aria-current="page"] {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.menu-toggle {
  display: none;
  margin-left: auto;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 10px;
  background: transparent;
  color: #fff;
  min-height: 44px;
  padding: 8px 12px;
  align-items: center;
  gap: 9px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.menu-toggle__icon,
.menu-toggle__icon::before,
.menu-toggle__icon::after {
  width: 22px;
  height: 2px;
  display: block;
  background: currentColor;
  border-radius: 99px;
  transition: transform .2s ease, opacity .2s ease;
}

.menu-toggle__icon {
  position: relative;
}

.menu-toggle__icon::before,
.menu-toggle__icon::after {
  content: "";
  position: absolute;
  left: 0;
}

.menu-toggle__icon::before { top: -7px; }
.menu-toggle__icon::after { top: 7px; }

.menu-toggle[aria-expanded="true"] .menu-toggle__icon {
  background: transparent;
}
.menu-toggle[aria-expanded="true"] .menu-toggle__icon::before {
  top: 0;
  transform: rotate(45deg);
}
.menu-toggle[aria-expanded="true"] .menu-toggle__icon::after {
  top: 0;
  transform: rotate(-45deg);
}

.page-grid {
  display: grid;
  grid-template-columns: minmax(220px, 270px) minmax(0, 1fr);
  gap: 28px;
  padding-block: 34px 42px;
  align-items: start;
}

.contact-card,
.hero {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.contact-card {
  padding: 24px;
  position: sticky;
  top: 126px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--orange);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.contact-card h2,
.hero h1 {
  margin: 0;
  color: var(--blue-dark);
}

.contact-card h2 {
  font-size: 1.5rem;
}

.muted {
  color: var(--muted);
  margin: 4px 0 0;
}

.contact-block {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.contact-block p {
  margin: 0 0 16px;
}

.contact-link {
  color: var(--blue-dark);
  font-weight: 700;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.logo-box {
  margin-top: 18px;
  padding: 16px 14px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--line);
  display: grid;
  gap: 10px;
}

.logo-box__label {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  text-align: left;
}

.partner-logo {
  width: 100%;
  max-width: 220px;
  height: auto;
}


.lotter-logo {
  width: 100%;
  max-width: 220px;
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #cfd6e6;
  border-radius: 10px;
  background: linear-gradient(180deg, #ffffff 0%, #f3f5fb 100%);
  color: var(--blue-dark);
  font-size: 1.9rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.9);
}

.partner-logo-bio {
  margin-top: 2px;
}

.quick-actions,
.hero-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.quick-actions {
  margin-top: 20px;
}

.button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  padding: 10px 15px;
  text-decoration: none;
  font-weight: 800;
}

.button-primary {
  background: var(--orange);
  color: #fff;
}

.button-primary:hover,
.button-primary:focus-visible {
  background: #dd6f10;
}

.button-secondary {
  background: var(--blue);
  color: #fff;
}

.hero {
  overflow: hidden;
}

.hero-image-wrap {
  background: var(--blue);
  padding: 14px;
}

.hero-image {
  width: 100%;
  max-height: 650px;
  object-fit: contain;
  margin: auto;
  border-radius: 8px;
}

.hero-copy {
  padding: 28px 30px 32px;
}

.hero-copy h1 {
  font-size: clamp(1.55rem, 3vw, 2.35rem);
  line-height: 1.15;
  max-width: 700px;
}

.hero-copy > p:not(.eyebrow) {
  max-width: 720px;
  margin: 15px 0 22px;
  color: #4b5565;
  font-size: 1.02rem;
}

.text-link {
  align-self: center;
  color: var(--blue-dark);
  font-weight: 800;
  text-underline-offset: 3px;
}

.site-footer {
  background: var(--blue-dark);
  color: #e7eaf5;
  border-top: 4px solid var(--yellow);
}

.footer-row {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-row p {
  margin: 0;
}

.footer-row nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-row a {
  color: #fff;
  font-weight: 700;
}

@media (max-width: 900px) {
  .header-row {
    min-height: 82px;
    flex-wrap: wrap;
    padding-block: 12px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .main-nav {
    display: none;
    width: 100%;
    margin: 0;
    padding: 8px 0 3px;
    border-top: 1px solid rgba(255,255,255,.16);
  }

  .main-nav.is-open {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .main-nav a {
    padding: 12px;
  }

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

  .contact-card {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px 24px;
  }

  .contact-block {
    margin-top: 0;
    padding-top: 0;
    border-top: 0;
  }

  .logo-box,
  .quick-actions {
    margin-top: 0;
  }
}

@media (max-width: 640px) {
  .wrap {
    width: min(calc(100% - 20px), var(--max-width));
  }

  .site-header {
    position: static;
  }

  .brand-main {
    letter-spacing: 0.14em;
    font-size: 1.45rem;
  }


  .brand-sub {
    font-size: 0.72rem;
  }

  .menu-toggle__text {
    display: none;
  }

  .main-nav.is-open {
    grid-template-columns: 1fr;
  }

  .page-grid {
    padding-block: 18px 28px;
    gap: 18px;
  }

  .contact-card {
    grid-template-columns: 1fr;
    padding: 20px;
  }

  .contact-block {
    padding-top: 16px;
    border-top: 1px solid var(--line);
  }

  .quick-actions .button,
  .hero-actions .button {
    flex: 1 1 100%;
  }

  .hero-image-wrap {
    padding: 8px;
  }

  .hero-copy {
    padding: 22px 20px 24px;
  }

  .footer-row {
    align-items: flex-start;
    flex-direction: column;
    padding-block: 20px;
    gap: 12px;
  }
}

/* Ergänzungen für die vollständige Website */
.content-stack {
  min-width: 0;
}

.service-section,
.page-card {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.service-section {
  padding: 28px 30px 32px;
}

.section-heading h2,
.page-card h1,
.page-card h2,
.service-card h3 {
  color: var(--blue-dark);
}

.section-heading h2,
.page-card h1 {
  margin: 0;
  line-height: 1.15;
}

.section-heading > p:last-child,
.lead {
  color: #4b5565;
  font-size: 1.02rem;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.service-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-soft);
}

.service-card-primary {
  border-top: 4px solid var(--orange);
}

.service-card h3 {
  margin: 0 0 8px;
  font-size: 1.08rem;
}

.service-card p {
  margin: 0;
  color: #4b5565;
}

.page-card {
  padding: 30px;
  min-width: 0;
}

.page-card h1 {
  font-size: clamp(1.65rem, 3vw, 2.4rem);
  margin-bottom: 18px;
}

.contact-details-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}

.detail-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-soft);
  min-width: 0;
}

.detail-card h2 {
  margin: 0 0 10px;
  font-size: 1.1rem;
}

.detail-card p {
  margin: 8px 0 0;
}

.contact-cta {
  margin-top: 26px;
  padding: 22px;
  border-left: 4px solid var(--orange);
  border-radius: 12px;
  background: #f7f8fc;
}

.contact-cta h2 {
  margin: 0 0 8px;
  font-size: 1.3rem;
}

.contact-cta p {
  margin: 0 0 16px;
}

.legal-layout {
  padding-block: 34px 42px;
}

.legal-content {
  max-width: 900px;
  margin-inline: auto;
}

.legal-content h2 {
  margin: 30px 0 8px;
  font-size: 1.2rem;
}

.legal-content p,
.legal-content li {
  color: #3f4857;
}

.legal-content a {
  color: var(--blue-dark);
  overflow-wrap: anywhere;
}

@media (max-width: 900px) {
  .service-grid,
  .contact-details-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .service-section,
  .page-card {
    padding: 22px 20px 24px;
  }

  .legal-layout {
    padding-block: 18px 28px;
  }
}