:root {
  --blue-dark: #0a1b3d;
  --blue-darker: #060f26;
  --blue-accent: #2f6feb;
  --blue-accent-dark: #1d4fc4;
  --blue-light: #eaf1fe;
  --black: #0d0f14;
  --white: #ffffff;
  --gray-50: #f6f8fc;
  --gray-100: #eceff5;
  --gray-500: #5b6478;
  --gray-700: #333a4a;
  --radius: 16px;
  --shadow-soft: 0 20px 50px rgba(10, 27, 61, 0.12);
  --shadow-strong: 0 30px 70px rgba(6, 15, 38, 0.45);
  --max-width: 1180px;
  --font: "Inter", "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--gray-700);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2, h3, h4 {
  color: var(--blue-dark);
  line-height: 1.2;
  margin: 0;
}

section {
  padding: 64px 0;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 32px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  text-align: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue-accent), var(--blue-accent-dark));
  color: var(--white);
  box-shadow: 0 12px 28px rgba(47, 111, 235, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(47, 111, 235, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
}

.btn-block {
  width: 100%;
}

.btn-lg {
  padding: 18px 36px;
  font-size: 1.05rem;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(10, 27, 61, 0.92);
  backdrop-filter: blur(10px);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}

.header-brand {
  color: var(--white);
  font-weight: 700;
  font-size: 0.98rem;
  text-decoration: none;
  letter-spacing: 0.01em;
}

.header-brand span {
  display: block;
  font-weight: 400;
  font-size: 0.78rem;
  color: #a9bbe5;
}

.header-cta {
  padding: 11px 22px;
  font-size: 0.9rem;
}

/* ---------- Badges ---------- */
.badge-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.badge-outline {
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  color: #cfdcf7;
  background: rgba(255, 255, 255, 0.06);
}

/* ---------- Hero ---------- */
.hero {
  background: radial-gradient(circle at 80% 0%, #12295c 0%, var(--blue-dark) 45%, var(--blue-darker) 100%);
  color: var(--white);
  padding: 56px 0 72px;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

.hero h1 {
  color: var(--white);
  font-size: clamp(2rem, 5vw, 2.8rem);
  margin-bottom: 18px;
}

.hero .subheadline {
  color: #c4d3f2;
  font-size: 1.1rem;
  max-width: 54ch;
  margin-bottom: 26px;
}

.price-anchor {
  display: inline-block;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--white);
  background: rgba(47, 111, 235, 0.18);
  border: 1px solid rgba(47, 111, 235, 0.4);
  padding: 10px 20px;
  border-radius: 12px;
  margin-bottom: 26px;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.hero-note {
  font-size: 0.85rem;
  color: #9fb2da;
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.hero-visual img {
  width: min(320px, 78%);
  height: auto;
  filter: drop-shadow(0 35px 45px rgba(0, 0, 0, 0.5));
}

.trust-bar {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  margin-top: 44px;
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 28px;
  font-size: 0.85rem;
  color: #a9bbe5;
}

.trust-bar li {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.trust-bar {
  padding-left: 0;
  margin-left: 0;
}

.trust-bar .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue-accent);
  flex-shrink: 0;
}

/* ---------- Section heading ---------- */
.section-heading {
  max-width: 680px;
  margin: 0 auto 44px;
  text-align: center;
}

.section-heading h2 {
  font-size: clamp(1.6rem, 4vw, 2.1rem);
  margin-bottom: 12px;
}

.section-heading p {
  color: var(--gray-500);
  font-size: 1.02rem;
}

.eyebrow {
  display: inline-block;
  color: var(--blue-accent);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

/* ---------- Problem section ---------- */
.section-alt {
  background: var(--gray-50);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 20px;
}

.problem-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  padding: 26px 22px;
  box-shadow: var(--shadow-soft);
}

.problem-card .mark {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: #fde8e8;
  color: #d1433f;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  margin-bottom: 14px;
}

.problem-card h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.problem-card p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--gray-500);
}

/* ---------- Empathie ---------- */
.empathie {
  text-align: center;
}

.empathie .container {
  max-width: 760px;
}

.empathie h2 {
  font-size: clamp(1.6rem, 4vw, 2.1rem);
  margin-bottom: 18px;
}

.empathie p {
  font-size: 1.08rem;
  color: var(--gray-500);
}

/* ---------- Mechanismus ---------- */
.mechanismus {
  background: linear-gradient(160deg, var(--blue-dark), var(--blue-darker));
  color: var(--white);
}

.mechanismus .section-heading h2 {
  color: var(--white);
}

.mechanismus .section-heading p {
  color: #a9bbe5;
}

.chain {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.chain-step {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  padding: 20px 22px;
}

.chain-step .num {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--blue-accent);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.chain-step h3 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 4px;
}

.chain-step p {
  margin: 0;
  color: #a9bbe5;
  font-size: 0.92rem;
}

.chain-arrow {
  text-align: center;
  color: var(--blue-accent);
  font-size: 1.2rem;
}

@media (min-width: 860px) {
  .chain {
    flex-direction: row;
    align-items: stretch;
  }

  .chain-step {
    flex: 1;
    flex-direction: column;
    text-align: left;
  }

  .chain-arrow {
    display: flex;
    align-items: center;
  }
}

/* ---------- Lernst grid ---------- */
.learn-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 18px;
}

.learn-card {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-soft);
}

.learn-card .check {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--blue-light);
  color: var(--blue-accent-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
}

.learn-card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--gray-700);
}

/* ---------- Für wen ---------- */
.audience-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

@media (min-width: 720px) {
  .audience-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.audience-card {
  border-radius: var(--radius);
  padding: 30px 26px;
}

.audience-yes {
  background: var(--blue-light);
  border: 1px solid #cfe0fb;
}

.audience-no {
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
}

.audience-card h3 {
  font-size: 1.05rem;
  margin-bottom: 16px;
}

.audience-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.audience-card li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.95rem;
  color: var(--gray-700);
}

.audience-yes li::before {
  content: "✓";
  color: var(--blue-accent-dark);
  font-weight: 800;
  flex-shrink: 0;
}

.audience-no li::before {
  content: "✕";
  color: #9aa4c0;
  font-weight: 800;
  flex-shrink: 0;
}

/* ---------- Value stack ---------- */
.value-box {
  max-width: 620px;
  margin: 0 auto;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 20px;
  box-shadow: var(--shadow-strong);
  overflow: hidden;
}

.value-box-header {
  background: linear-gradient(135deg, var(--blue-dark), var(--blue-darker));
  color: var(--white);
  padding: 26px 30px;
  text-align: center;
}

.value-box-header h3 {
  color: var(--white);
  font-size: 1.2rem;
}

.value-box-body {
  padding: 30px;
}

.value-box-body ul {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.value-box-body li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 0.97rem;
}

.value-box-body li::before {
  content: "✓";
  color: var(--blue-accent-dark);
  font-weight: 800;
  flex-shrink: 0;
}

.value-price {
  text-align: center;
  padding-top: 22px;
  border-top: 1px dashed var(--gray-100);
}

.value-price .today {
  font-size: 0.85rem;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.value-price .amount {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--blue-dark);
  margin-bottom: 18px;
}

.payment-badge {
  display: block;
  width: 100%;
  max-width: 480px;
  height: auto;
  margin: 18px auto 0;
}

/* ---------- Proof ---------- */
.proof {
  background: var(--gray-50);
}

.proof .container {
  max-width: 760px;
  text-align: center;
}

.proof-stat {
  display: inline-block;
  background: var(--blue-dark);
  color: var(--white);
  font-weight: 800;
  font-size: 1.3rem;
  padding: 14px 28px;
  border-radius: 14px;
  margin-bottom: 22px;
}

.proof p {
  font-size: 1.02rem;
  color: var(--gray-700);
}

.proof .disclaimer {
  margin-top: 20px;
  font-size: 0.85rem;
  color: var(--gray-500);
  border-top: 1px solid var(--gray-100);
  padding-top: 18px;
}

/* ---------- Vorschau ---------- */
.chapter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.chapter-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  padding: 26px 22px;
  box-shadow: var(--shadow-soft);
}

.chapter-card .chapter-num {
  color: var(--blue-accent);
  font-weight: 800;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.chapter-card h3 {
  font-size: 1.02rem;
}

/* ---------- CTA banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--blue-accent), var(--blue-accent-dark));
  color: var(--white);
  text-align: center;
}

.cta-banner h2 {
  color: var(--white);
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  margin-bottom: 12px;
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.05rem;
  margin-bottom: 28px;
}

.cta-banner .btn-primary {
  background: var(--white);
  color: var(--blue-accent-dark);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.2);
}

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  border: 1px solid var(--gray-100);
  border-radius: 14px;
  overflow: hidden;
  background: var(--white);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 18px 22px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--blue-dark);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  font-family: inherit;
}

.faq-question .icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--blue-light);
  color: var(--blue-accent-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  transition: transform 0.2s ease;
}

.faq-item.open .icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}

.faq-answer p {
  margin: 0;
  padding: 0 22px 20px;
  color: var(--gray-500);
  font-size: 0.95rem;
}

/* ---------- Final CTA ---------- */
.final-cta {
  background: linear-gradient(160deg, var(--blue-dark), var(--black));
  color: var(--white);
  text-align: center;
}

.final-cta h2 {
  color: var(--white);
  font-size: clamp(1.7rem, 4.5vw, 2.4rem);
  margin-bottom: 14px;
}

.final-cta p {
  color: #c4d3f2;
  font-size: 1.05rem;
  max-width: 620px;
  margin: 0 auto 30px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--black);
  color: #9aa4c0;
  padding: 50px 0 100px;
  font-size: 0.88rem;
}

.footer-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  list-style: none;
  padding: 0;
  margin: 0 0 30px;
  justify-content: center;
  text-align: center;
}

.footer-trust li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-trust .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue-accent);
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
}

.footer-legal a {
  text-decoration: none;
  color: #9aa4c0;
}

.footer-legal a:hover {
  color: var(--blue-accent);
}

.footer-copy {
  text-align: center;
  margin-top: 20px;
  color: #6b7590;
  font-size: 0.8rem;
}

/* ---------- Sticky mobile CTA ---------- */
.sticky-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 300;
  background: var(--white);
  border-top: 1px solid var(--gray-100);
  box-shadow: 0 -10px 30px rgba(10, 27, 61, 0.15);
  padding: 12px 16px;
  padding-bottom: max(12px, env(safe-area-inset-bottom));
  display: none;
  transform: translateY(100%);
  transition: transform 0.25s ease;
}

.sticky-cta.visible {
  transform: translateY(0);
}

.sticky-cta .btn {
  width: 100%;
}

@media (max-width: 720px) {
  .sticky-cta {
    display: block;
  }

  body {
    padding-bottom: 76px;
  }

  .header-cta {
    display: none;
  }
}

@media (min-width: 860px) {
  .hero .container {
    grid-template-columns: 1.05fr 0.95fr;
  }

  .hero-visual {
    order: 2;
  }
}