:root {
  --calade-light-purple: #B297C7;
  --calade-dark-purple: #9E6BAB;
  --calade-light-blue: #5B57A2;
  --calade-dark-blue: #363B68;
  --calade-white: #FFFFFF;
  --calade-soft-white: rgba(255, 255, 255, 0.84);
  --calade-muted-white: rgba(255, 255, 255, 0.62);
  --calade-line: rgba(255, 255, 255, 0.24);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--calade-dark-blue);
  color: var(--calade-white);
  font-family: Arial, sans-serif;
}

button,
input,
textarea {
  font-family: inherit;
}

button {
  border-radius: 0;
}

.app-shell {
  min-height: 100vh;
}

.app-header {
  padding: 36px 40px 24px;
}

.logo {
  width: 420px;
  max-width: 85vw;
  height: auto;
  display: block;
}

.progress-panel {
  max-width: 980px;
  margin-top: 28px;
}

.progress-meta {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 10px;
  color: var(--calade-light-purple);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.progress-track {
  height: 10px;
  background: rgba(255, 255, 255, 0.16);
}

.progress-bar {
  width: 0%;
  height: 10px;
  background: var(--calade-light-purple);
  transition: width 220ms ease;
}

.app-main {
  padding: 40px;
  max-width: 1080px;
}

.screen {
  min-height: 500px;
  animation: fadeIn 220ms ease;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--calade-light-purple);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

h1,
h2 {
  margin: 0 0 30px;
  text-transform: uppercase;
  line-height: 0.95;
}

h1 {
  font-size: clamp(56px, 8vw, 108px);
}

h2 {
  font-size: clamp(46px, 7vw, 88px);
}

.lead {
  max-width: 900px;
  margin: 0 0 34px;
  font-size: clamp(22px, 2.3vw, 30px);
  line-height: 1.32;
}

.question-text {
  max-width: 900px;
  margin: 0 0 24px;
  color: var(--calade-soft-white);
  font-size: 20px;
  line-height: 1.45;
}

.intro-box,
.case-box,
.reality-box,
.email-panel {
  max-width: 900px;
  padding: 24px 28px;
  margin: 32px 0;
  border-left: 8px solid var(--calade-light-purple);
  background: rgba(255, 255, 255, 0.08);
}

.intro-box p,
.case-box p,
.reality-box p {
  margin: 0;
  color: var(--calade-soft-white);
  font-size: 20px;
  line-height: 1.5;
}

.choice-grid,
.estimate-grid,
.tradeoff-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  max-width: 940px;
}

.choice-list {
  display: grid;
  gap: 14px;
  max-width: 940px;
}

.choice-card,
.estimate-card,
.scale-step {
  min-height: 108px;
  border: 2px solid var(--calade-light-purple);
  background: transparent;
  color: var(--calade-white);
  padding: 22px 24px;
  text-align: left;
  cursor: pointer;
  font-size: 18px;
  line-height: 1.35;
  transition: background 160ms ease, transform 160ms ease, border-color 160ms ease;
}

.choice-card:hover,
.estimate-card:hover,
.scale-step:hover {
  transform: translateY(-2px);
  background: rgba(178, 151, 199, 0.14);
}

.choice-card.is-selected,
.estimate-card.is-selected,
.scale-step.is-selected {
  background: var(--calade-light-purple);
  border-color: var(--calade-light-purple);
}

.choice-kicker {
  display: block;
  margin-bottom: 10px;
  color: var(--calade-light-purple);
  font-weight: 700;
}

.choice-card.is-selected .choice-kicker {
  color: var(--calade-white);
}

.choice-card small {
  display: block;
  margin-top: 10px;
  color: var(--calade-soft-white);
}

.estimate-card {
  display: grid;
  gap: 12px;
  align-content: center;
}

.estimate-card strong {
  font-size: clamp(30px, 4vw, 48px);
  line-height: 0.95;
  text-transform: uppercase;
}

.estimate-card span {
  color: var(--calade-soft-white);
}

.estimate-wide {
  grid-column: 1 / -1;
}

.scale-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  max-width: 940px;
}

.scale-track::before {
  content: "";
  position: absolute;
  left: 7%;
  right: 7%;
  top: 48px;
  height: 2px;
  background: rgba(178, 151, 199, 0.45);
}

.scale-step {
  position: relative;
  z-index: 1;
  min-height: 190px;
  display: grid;
  align-content: start;
  gap: 14px;
  text-align: center;
  background: var(--calade-dark-blue);
}

.scale-step strong {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  justify-self: center;
  border: 2px solid var(--calade-light-purple);
  font-size: 34px;
  line-height: 1;
  background: var(--calade-dark-blue);
}

.scale-step.is-selected strong {
  background: var(--calade-white);
  color: var(--calade-dark-blue);
  border-color: var(--calade-white);
}

.scale-step span {
  color: var(--calade-soft-white);
}

.reality-box {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px;
  align-items: start;
}

.reality-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 2px solid var(--calade-light-purple);
  color: var(--calade-light-purple);
  font-size: 30px;
  line-height: 1;
}

.input-label {
  display: block;
  margin-bottom: 12px;
  font-weight: 700;
  font-size: 18px;
}

.email-input {
  width: 100%;
  min-height: 58px;
  padding: 0 18px;
  border: 2px solid var(--calade-light-purple);
  font-size: 18px;
}

.email-input:focus,
textarea:focus {
  outline: 3px solid rgba(178, 151, 199, 0.7);
  outline-offset: 3px;
}

.privacy-row {
  display: flex;
  gap: 12px;
  margin: 22px 0;
  color: var(--calade-soft-white);
  font-size: 18px;
  line-height: 1.5;
}

.nav-row {
  display: flex;
  gap: 16px;
  margin-top: 44px;
  flex-wrap: wrap;
  align-items: center;
}

.primary-button,
.secondary-button {
  min-height: 58px;
  min-width: 150px;
  padding: 0 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 0;
  font-weight: 700;
  font-size: 18px;
  line-height: 1;
  text-transform: uppercase;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
}

.primary-button {
  border: 2px solid var(--calade-light-purple);
  background: var(--calade-light-purple);
  color: var(--calade-white);
}

.primary-button:hover {
  border-color: var(--calade-dark-purple);
  background: var(--calade-dark-purple);
}

.secondary-button {
  border: 2px solid var(--calade-light-purple);
  background: transparent;
  color: var(--calade-white);
}

.secondary-button:hover {
  background: rgba(255, 255, 255, 0.08);
}

.secondary-button:disabled {
  border-color: rgba(255, 255, 255, 0.22);
  color: rgba(255, 255, 255, 0.42);
  opacity: 1;
  cursor: not-allowed;
}

.hidden-form {
  display: none;
}


.module-overview {
  max-width: 980px;
  margin: 34px 0 0;
}

.module-overview-title {
  margin: 0 0 16px;
  color: var(--calade-light-purple);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.module-overview ul {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 0;
  padding: 0;
}

.module-overview-item {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 16px;
  align-items: start;
  min-height: 116px;
  padding: 18px 20px;
  border: 2px solid rgba(178, 151, 199, 0.72);
  background: rgba(255, 255, 255, 0.06);
}

.module-overview-code {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 2px solid var(--calade-light-purple);
  color: var(--calade-white);
  font-weight: 700;
}

.module-overview-item strong {
  display: block;
  margin: 0 0 8px;
  color: var(--calade-white);
  font-size: 18px;
  line-height: 1.25;
}

.module-overview-item p {
  margin: 0;
  color: var(--calade-soft-white);
  font-size: 16px;
  line-height: 1.45;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 860px) {
  .module-overview ul,
  .choice-grid,
  .estimate-grid,
  .tradeoff-grid,
  .scale-track {
    grid-template-columns: 1fr;
  }

  .scale-track::before {
    display: none;
  }

  .estimate-wide {
    grid-column: auto;
  }
}

@media (max-width: 720px) {
  .app-header,
  .app-main {
    padding-left: 24px;
    padding-right: 24px;
  }

  .logo {
    width: 300px;
  }

  h1 {
    font-size: 52px;
  }

  h2 {
    font-size: 38px;
  }

  .primary-button,
  .secondary-button {
    width: 100%;
    min-width: 0;
  }
}

/* Layout-Optimierungen für Skalenfragen und Modul-Einstiege */
.module-start-badge {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 18px;
  margin: 0 0 20px;
  border: 2px solid var(--calade-light-purple);
  color: var(--calade-white);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: rgba(178, 151, 199, 0.12);
}

.module-screen h2 {
  margin-bottom: 18px;
}

.scale-track {
  align-items: stretch;
}

.scale-track::before {
  top: 50px;
  z-index: 0;
}

.scale-step {
  min-height: 230px;
  padding: 22px 16px 20px;
  align-content: start;
  justify-items: center;
  text-align: center;
  overflow-wrap: anywhere;
}

.scale-step span {
  display: block;
  max-width: 150px;
  margin: 0 auto;
  line-height: 1.35;
}

.privacy-row a {
  color: var(--calade-white);
  font-weight: 700;
}

@media (max-width: 1080px) {
  .scale-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .scale-track::before {
    display: none;
  }

  .scale-step span {
    max-width: 100%;
  }
}