:root {
  --ink: #123d37;
  --ink-soft: #315d55;
  --gold: #d99831;
  --green: #1f6b5f;
  --white: #ffffff;
  --paper: #f7f3ea;
  --muted: #64746f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, "Avenir Next", "Segoe UI", Arial, sans-serif;
  background: var(--paper);
  color: var(--ink);
}

.quiz-header {
  position: sticky;
  top: 0;
  z-index: 10;
  padding: 16px 20px;
  background: var(--white);
  border-bottom: 1px solid #e0d7c7;
  display: flex;
  align-items: center;
  gap: 20px;
}

.quiz-logo {
  font-weight: 900;
  font-size: 1.1rem;
  color: var(--ink);
  text-decoration: none;
}

.progress-bar {
  flex: 1;
  height: 6px;
  background: #ede4d5;
  border-radius: 999px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--gold);
  width: 0%;
  transition: width 200ms ease;
}

.quiz-main {
  min-height: calc(100vh - 74px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.intro-screen {
  width: 100%;
  max-width: 680px;
}

.intro-content {
  text-align: center;
}

.intro-content h1 {
  margin: 0 0 12px;
  font-size: clamp(1.9rem, 5vw, 2.6rem);
  line-height: 1.15;
  color: var(--ink);
  font-weight: 900;
}

.intro-subtitle {
  margin: 0 0 32px;
  font-size: 1.05rem;
  color: var(--muted);
  font-weight: 500;
}

.intro-problem {
  margin: 36px 0;
  padding: 24px;
  background: transparent;
  border: none;
  border-radius: 0;
  text-align: left;
}

.intro-problem p {
  margin: 0 0 14px;
  color: var(--ink);
  line-height: 1.65;
  font-size: 0.95rem;
}

.intro-problem p:last-child {
  margin-bottom: 0;
}

.intro-problem strong {
  color: var(--ink);
  font-weight: 700;
}

.intro-benefits {
  display: grid;
  gap: 24px;
  margin: 40px 0;
  text-align: left;
}

.benefit {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
}

.benefit-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--green);
  color: var(--white);
  border-radius: 50%;
  font-weight: 900;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.benefit p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.benefit strong {
  color: var(--ink);
}

.start-btn {
  display: inline-block;
  padding: 14px 36px;
  margin: 24px 0 0;
  background: var(--green);
  color: var(--white);
  border: none;
  border-radius: 6px;
  font-size: 0.95rem;
  font-weight: 900;
  cursor: pointer;
  transition: all 200ms ease;
  min-height: 48px;
  box-shadow: 0 6px 16px rgba(31, 107, 95, 0.18);
}

.start-btn:hover {
  background: var(--ink-soft);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(31, 107, 95, 0.24);
}

.intro-note {
  margin: 20px 0 0;
  font-size: 0.85rem;
  color: var(--muted);
  letter-spacing: 0.3px;
}

.quiz-container {
  width: 100%;
  max-width: 560px;
}

.quiz-form-wrapper {
  background: var(--white);
  border: 1px solid #e0d7c7;
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(18, 61, 55, 0.06);
  padding: 40px;
}

.quiz-form {
  display: grid;
  gap: 24px;
}

.quiz-step {
  display: none;
  margin: 0;
  padding: 0;
  border: none;
}

.quiz-step.active {
  display: grid;
  gap: 20px;
}

.quiz-step legend {
  margin: 0;
  font-size: 1.6rem;
  font-weight: 900;
  line-height: 1.2;
  color: var(--ink);
}

.quiz-step input[type="text"],
.quiz-step input[type="email"],
.quiz-step input[type="number"],
.quiz-step select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #dfd6c5;
  border-radius: 6px;
  font-size: 1rem;
  background: #fffdf8;
  color: var(--ink);
  font-family: inherit;
  transition: all 200ms ease;
}

.quiz-step input[type="text"]:focus,
.quiz-step input[type="email"]:focus,
.quiz-step input[type="number"]:focus,
.quiz-step select:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(31, 107, 95, 0.1);
}

.step-hint {
  margin: -4px 0 4px;
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.5;
}

.radio-group {
  display: grid;
  gap: 12px;
}

.radio-group label {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: #fffdf8;
  border: 1px solid #dfd6c5;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 500;
  transition: all 150ms ease;
}

.radio-group label:hover {
  border-color: var(--green);
  background: #faf9f5;
}

.radio-group input[type="radio"] {
  accent-color: var(--green);
  cursor: pointer;
  width: 18px;
  height: 18px;
}

.checkbox-group {
  display: grid;
  gap: 12px;
}

.checkbox-group label {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: #fffdf8;
  border: 1px solid #dfd6c5;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 500;
  transition: all 150ms ease;
}

.checkbox-group label:hover {
  border-color: var(--green);
  background: #faf9f5;
}

.checkbox-group input[type="checkbox"] {
  accent-color: var(--green);
  cursor: pointer;
  width: 18px;
  height: 18px;
}

.button-group {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  margin-top: 24px;
}

.quiz-step button,
.next-btn,
.back-btn,
.submit-btn {
  padding: 12px 20px;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 900;
  cursor: pointer;
  transition: all 150ms ease;
}

.next-btn,
.submit-btn {
  background: var(--green);
  color: var(--white);
  grid-column: 2;
  box-shadow: 0 4px 12px rgba(31, 107, 95, 0.12);
  transition: all 200ms ease;
}

.next-btn:hover,
.submit-btn:hover {
  background: var(--ink-soft);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(31, 107, 95, 0.16);
}

.back-btn {
  background: #f5f0e5;
  color: var(--ink);
  border: 1px solid #e0d7c7;
  transition: all 200ms ease;
}

.back-btn:hover {
  background: #ede4d5;
  border-color: #d7cebb;
}

.back-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.results-section {
  animation: fadeIn 300ms ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.results-card {
  background: var(--white);
  border: 1px solid #e0d7c7;
  border-radius: 8px;
  padding: 40px;
  box-shadow: 0 8px 28px rgba(18, 61, 55, 0.08);
}

.results-header {
  margin-bottom: 28px;
}

.results-header h2 {
  margin: 0 0 8px;
  font-size: 1.8rem;
  color: var(--ink);
}

.company-name {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.score-display {
  text-align: center;
  margin: 32px 0;
  padding: 32px;
  background: linear-gradient(135deg, #f7f3ea 0%, #fffaf0 100%);
  border-radius: 8px;
  border: 1px solid #f1eadc;
}

.score-number {
  font-size: 4rem;
  font-weight: 900;
  color: var(--green);
  line-height: 1;
}

.score-label {
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: 8px;
}

.results-content {
  margin: 36px 0;
}

.results-content h3 {
  margin: 24px 0 14px;
  font-size: 1.05rem;
  color: var(--ink);
  font-weight: 700;
}

.results-content h3:first-child {
  margin-top: 0;
}

.gaps-list,
.wins-list {
  margin: 0;
  padding-left: 20px;
  list-style: disc;
}

.gaps-list li,
.wins-list li {
  margin: 10px 0;
  color: var(--muted);
  line-height: 1.6;
}

.results-cta {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.cta-button {
  display: inline-block;
  padding: 13px 24px;
  border-radius: 6px;
  text-align: center;
  text-decoration: none;
  font-weight: 900;
  font-size: 0.95rem;
  transition: all 200ms ease;
  border: none;
}

.cta-button.primary {
  background: var(--green);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(31, 107, 95, 0.12);
}

.cta-button.primary:hover {
  background: var(--ink-soft);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(31, 107, 95, 0.18);
}

.cta-button.secondary {
  background: transparent;
  color: var(--green);
  border: 2px solid var(--green);
}

.cta-button.secondary:hover {
  background: var(--green);
  color: var(--white);
}

@media (max-width: 640px) {
  .quiz-form-wrapper {
    padding: 24px;
  }

  .quiz-step legend {
    font-size: 1.4rem;
  }

  .results-card {
    padding: 20px;
  }

  .score-number {
    font-size: 3rem;
  }

  .button-group {
    grid-template-columns: 1fr 1fr;
  }

  .back-btn {
    grid-column: 1;
  }

  .next-btn,
  .submit-btn {
    grid-column: 2;
  }
}