:root {
  --color-primary: #3f7cff;
  --color-primary-dark: #2d63d6;
  --color-primary-soft: #eaf1ff;
  --color-accent: #4fc38a;
  --color-accent-dark: #299766;
  --color-accent-soft: #eaf9f1;
  --color-bg: #f4f7fb;
  --color-bg-strong: #edf3fb;
  --color-card: rgba(255, 255, 255, 0.88);
  --color-card-solid: #ffffff;
  --color-border: rgba(112, 144, 176, 0.18);
  --color-border-strong: rgba(63, 124, 255, 0.18);
  --color-text: #18324a;
  --color-text-secondary: #5f7388;
  --color-text-muted: #7f92a4;
  --color-text-on-primary: #ffffff;
  --color-danger: #d95c5c;
  --color-danger-soft: #fdeeee;
  --color-warning: #e8a34a;

  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 24px;
  --space-xxl: 32px;
  --space-xxxl: 56px;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-pill: 999px;

  --shadow-card: 0 16px 40px rgba(24, 50, 74, 0.08);
  --shadow-soft: 0 8px 24px rgba(24, 50, 74, 0.06);
  --shadow-button: 0 12px 28px rgba(63, 124, 255, 0.24);

  --max-width: 1160px;
  --max-width-narrow: 780px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  letter-spacing: -0.01em;
  color: var(--color-text);
  background:
          radial-gradient(circle at top left, rgba(63, 124, 255, 0.14), transparent 30%),
          radial-gradient(circle at top right, rgba(79, 195, 138, 0.12), transparent 28%),
          linear-gradient(180deg, #ffffff 0%, var(--color-bg) 42%, #eef3f9 100%);
}

a {
  color: var(--color-primary-dark);
  text-decoration: none;
  transition: color 0.18s ease, opacity 0.18s ease, background 0.18s ease;
}

a:hover {
  text-decoration: none;
  color: var(--color-primary);
}

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

.container {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
}

.narrow {
  max-width: var(--max-width-narrow);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(112, 144, 176, 0.12);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  min-height: 78px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.brand::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  box-shadow: 0 0 0 6px rgba(63, 124, 255, 0.08);
}

.brand:hover {
  text-decoration: none;
  color: var(--color-text);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.35rem;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0.55rem 0.95rem;
  border-radius: var(--radius-pill);
  color: var(--color-text-secondary);
  font-weight: 600;
}

.site-nav a[aria-current="page"] {
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
}

.site-nav a:hover {
  background: rgba(63, 124, 255, 0.08);
  color: var(--color-primary-dark);
}

.hero {
  position: relative;
  padding: 5.25rem 0 2.5rem;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
          radial-gradient(circle at 12% 18%, rgba(63, 124, 255, 0.12), transparent 22%),
          radial-gradient(circle at 88% 22%, rgba(79, 195, 138, 0.12), transparent 20%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.82fr);
  gap: var(--space-xxl);
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 var(--space-md);
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-pill);
  background: rgba(79, 195, 138, 0.14);
  color: var(--color-accent-dark);
  font-weight: 800;
  font-size: 0.95rem;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
}

h1,
h2,
h3 {
  line-height: 1.12;
  margin-top: 0;
  letter-spacing: -0.03em;
}

h1 {
  max-width: 12ch;
  font-size: clamp(2.6rem, 5vw, 4.5rem);
  margin-bottom: var(--space-lg);
}

h2 {
  font-size: clamp(1.55rem, 2.6vw, 2.25rem);
  margin-bottom: var(--space-md);
}

h3 {
  font-size: 1.2rem;
  margin-bottom: 0.65rem;
}

.lead,
.section-heading p,
.card p,
.legal-card p,
.notice,
label,
input,
textarea,
button {
  font-size: 1rem;
}

.lead {
  max-width: 62ch;
  font-size: 1.08rem;
}

.lead,
.section-heading p,
.card p,
.legal-card p {
  color: var(--color-text-secondary);
}

.section-heading {
  margin-bottom: var(--space-xl);
}

.section-heading h2 {
  max-width: 16ch;
  margin-bottom: 0.7rem;
}

.section-heading p {
  max-width: 64ch;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0.85rem 1.2rem;
  border-radius: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.15s ease, border-color 0.15s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, #5d8fff 100%);
  color: var(--color-text-on-primary);
  box-shadow: var(--shadow-button);
}

.button.primary:hover {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, #507fe8 100%);
  color: var(--color-text-on-primary);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.72);
  color: var(--color-primary-dark);
  border-color: rgba(63, 124, 255, 0.14);
  box-shadow: var(--shadow-soft);
}

.button.secondary:hover {
  border-color: rgba(63, 124, 255, 0.28);
}

.button.full-width {
  width: 100%;
}

.button[aria-disabled="true"] {
  opacity: 0.75;
  pointer-events: none;
}

.card {
  position: relative;
  overflow: hidden;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: clamp(1.15rem, 2vw, 1.6rem);
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.32) 0%, rgba(255,255,255,0) 100%);
  pointer-events: none;
}

.hero-card {
  padding: clamp(1.35rem, 2.2vw, 1.85rem);
  background:
          linear-gradient(180deg, rgba(255,255,255,0.94) 0%, rgba(234, 241, 255, 0.92) 100%),
          linear-gradient(135deg, rgba(63, 124, 255, 0.08) 0%, rgba(79, 195, 138, 0.06) 100%);
  border: 1px solid var(--color-border-strong);
}

.hero-card h2 {
  max-width: none;
}

.status-list {
  list-style: none;
  margin: var(--space-lg) 0 0;
  padding: 0;
}

.status-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 0;
  color: var(--color-text);
  font-weight: 600;
  border-top: 1px solid rgba(112, 144, 176, 0.12);
}

.status-list li:first-child {
  border-top: 0;
  padding-top: 0.1rem;
}

.status-dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  flex: 0 0 12px;
}

.status-dot.pending {
  background: linear-gradient(135deg, #f1b45a 0%, var(--color-warning) 100%);
  box-shadow: 0 0 0 6px rgba(232, 163, 74, 0.14);
}

.section {
  padding: 2.75rem 0;
}

.alt-section {
  padding-bottom: 4.5rem;
}

.card-grid {
  display: grid;
  gap: var(--space-lg);
}

.card-grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card-grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card-grid .card {
  min-height: 100%;
}

.card-grid .card h3 {
  position: relative;
  padding-top: 0.2rem;
}

.card-grid .card h3::before {
  content: "";
  display: block;
  width: 42px;
  height: 4px;
  margin-bottom: 0.9rem;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
}

.store-card,
.form-card {
  height: 100%;
}

.legal-card {
  background: rgba(255, 255, 255, 0.9);
}

.legal-card h2 {
  margin-top: var(--space-xl);
}

.legal-card h2:first-child {
  margin-top: 0;
}

form {
  display: grid;
  gap: 0.7rem;
}

label {
  font-weight: 700;
  color: var(--color-text);
}

input,
textarea {
  width: 100%;
  padding: 0.95rem 1rem;
  border: 1px solid rgba(112, 144, 176, 0.2);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.96);
  color: var(--color-text);
  transition: border-color 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
}

input::placeholder,
textarea::placeholder {
  color: var(--color-text-muted);
}

input:focus,
textarea:focus {
  outline: none;
  border-color: rgba(63, 124, 255, 0.44);
  box-shadow: 0 0 0 4px rgba(63, 124, 255, 0.12);
  background: #fff;
}

.notice {
  padding: 1rem 1.1rem;
  border-radius: 18px;
  border: 1px solid transparent;
}

.notice.warning {
  background: rgba(242, 153, 74, 0.1);
  border-color: rgba(242, 153, 74, 0.22);
  color: var(--color-text);
}

.notice.info {
  background: rgba(63, 124, 255, 0.08);
  border-color: rgba(63, 124, 255, 0.18);
  color: var(--color-text);
}

.top-gap {
  margin-top: var(--space-xl);
}

.site-footer {
  margin-top: 1rem;
  border-top: 1px solid rgba(112, 144, 176, 0.12);
  background: rgba(255, 255, 255, 0.62);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  padding: 1.35rem 0;
}

.footer-inner p {
  margin: 0;
  color: var(--color-text-muted);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-links a {
  color: var(--color-text-secondary);
  font-weight: 600;
}

.footer-links a:hover {
  color: var(--color-primary-dark);
}

@media (max-width: 980px) {
  .hero {
    padding-top: 4.25rem;
  }

  .hero-grid,
  .card-grid.three {
    grid-template-columns: 1fr;
  }

  h1,
  .section-heading h2 {
    max-width: none;
  }
}

@media (max-width: 900px) {
  .card-grid.two {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .header-inner,
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    width: 100%;
    justify-content: flex-start;
  }

  .site-nav a {
    padding-inline: 0.8rem;
  }

  .hero {
    padding-top: 2.5rem;
  }

  .section {
    padding: 2.15rem 0;
  }

  .container {
    width: min(calc(100% - 1.25rem), var(--max-width));
  }

  .button,
  .site-nav a {
    width: auto;
  }
}

.iframe-wrapper {
  width: 100%;
  margin-top: 12px;
}

.iframe-wrapper iframe {
  width: 100%;
  height: 900px; /* ggf. auf 1000–1200px erhöhen */
  border: none;
  border-radius: var(--radius-md);
  background: #fff;
}