:root {
  --bg: #f7f4ee;
  --surface: #ffffff;
  --text: #12203a;
  --muted: #5d6470;
  --accent: #1f9e7a;
  --accent-dark: #12203a;
  --accent-soft: #e4f6ef;
  --border: #d9dfeb;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: linear-gradient(180deg, #fbf8f3 0%, var(--bg) 100%);
  color: var(--text);
  line-height: 1.6;
}

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

.hero {
  padding: 3.2rem 1.5rem 2.8rem;
  background: linear-gradient(135deg, rgba(18, 32, 58, 0.96), rgba(31, 158, 122, 0.92));
  color: white;
}

.hero-layout {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  align-items: center;
}

.brand-logo {
  width: 400px;
  max-width: 100%;
  height: auto;
  display: block;
  margin-bottom: 1.5rem;
}

.eyebrow,
.section-label {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.8rem;
  font-weight: 700;
  margin: 0 0 0.55rem;
}

.hero h1 {
  font-size: clamp(1.9rem, 3.3vw, 2.9rem);
  margin: 0 0 0.8rem;
  max-width: 720px;
}

.hero-copy {
  font-size: 1.02rem;
  margin: 0 0 1.2rem;
  max-width: 640px;
  color: rgba(255, 255, 255, 0.92);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1rem;
  color: rgba(255, 255, 255, 0.84);
  font-size: 0.95rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  align-items: center;
}

.primary,
.secondary,
.answer-buttons button {
  border: none;
  border-radius: 999px;
  padding: 0.9rem 1.2rem;
  font-size: 1rem;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.primary {
  background: white;
  color: var(--accent-dark);
  font-weight: 700;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.secondary,
.secondary-link {
  background: transparent;
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.35);
  text-decoration: none;
}

.primary:hover,
.secondary:hover,
.answer-buttons button:hover {
  transform: translateY(-1px);
}

.secondary-link {
  display: inline-block;
  padding: 0.9rem 1.2rem;
  border-radius: 999px;
}

.content {
  max-width: 1180px;
  margin: 0 auto;
  padding: 2rem 1.25rem 3.5rem;
}

.section-heading {
  margin-bottom: 1rem;
}

.section-heading h2 {
  margin: 0 0 0.4rem;
  font-size: clamp(1.3rem, 2.1vw, 1.75rem);
}

.section-heading p {
  margin: 0;
  color: var(--muted);
  max-width: 860px;
}

.section-heading-wide {
  margin-top: 2rem;
}

.benefit-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.2rem 0 0;
}

.benefit-card,
.area-card,
.question-card,
.summary-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: 0 16px 40px rgba(18, 32, 58, 0.06);
}

.benefit-card {
  padding: 1rem;
}

.benefit-card h3,
.area-card h3 {
  margin: 0 0 0.3rem;
}

.benefit-card p,
.area-card p {
  margin: 0;
  color: var(--muted);
}

.areas-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.area-card {
  padding: 1.1rem;
  position: relative;
}

.area-index {
  display: inline-flex;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 0.7rem;
}

.diagnostics {
  margin-top: 2rem;
}

.question-card {
  padding: 1.3rem;
}

.progress-container {
  margin-bottom: 1rem;
}

.progress-text {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.45rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.progress-bar {
  width: 100%;
  height: 0.55rem;
  background: var(--accent-soft);
  border-radius: 999px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-dark));
  transition: width 0.2s ease;
}

.hidden {
  display: none;
}

.question-area {
  display: inline-block;
  padding: 0.4rem 0.85rem;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 999px;
  font-weight: 700;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

#questionTitle {
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.35;
  margin: 0 0 0.75rem;
  color: var(--text);
}

.question-meta {
  color: var(--muted);
  font-size: 0.95rem;
  margin-top: 1rem;
}

.answer-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.navigation-buttons {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 1rem;
}

.answer-buttons button,
.navigation-buttons button {
  border: 1px solid var(--border);
  background: #f8fbff;
  color: var(--text);
  text-align: left;
}

.answer-buttons button:hover,
.navigation-buttons button:hover {
  background: #eef5f1;
}

.answer-buttons button.selected {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent-dark);
}

.navigation-buttons button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.summary-header h3 {
  margin-bottom: 0.3rem;
}

.summary-score {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 1rem 0;
}

.score-circle {
  width: 84px;
  height: 84px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: white;
  font-weight: 700;
  font-size: 1.1rem;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

.summary-panel {
  padding: 1rem;
}

.summary-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

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

  .benefit-list {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 600px) {
  .hero {
    padding: 2.4rem 1rem 2rem;
  }

  .content {
    padding: 1.5rem 1rem 2.5rem;
  }

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

  .question-area {
    font-size: 1.25rem;
  }

  #questionTitle {
    font-size: 1.4375rem;
  }

  .answer-buttons,
  .navigation-buttons,
  .summary-actions {
    flex-direction: column;
  }

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