/* ===== Layout ===== */
.layout {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.header {
  background: #fff;
  border-bottom: 1px solid #e2e8f0;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 800;
  color: #1a56db;
}

.logo-icon {
  font-size: 1.5rem;
}

.nav {
  display: flex;
  gap: 1.5rem;
}

.nav a {
  color: #64748b;
  font-weight: 600;
  transition: color 0.2s;
}

.nav a:hover {
  color: #1a56db;
}

.main {
  flex: 1;
  padding: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.footer {
  background: #1e293b;
  color: #94a3b8;
  text-align: center;
  padding: 1.5rem;
  font-size: 0.875rem;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  transition: all 0.2s;
  gap: 0.5rem;
}

.btn-primary {
  background: #1a56db;
  color: #fff;
}

.btn-primary:hover {
  background: #1e40af;
}

.btn-primary:disabled {
  background: #94a3b8;
  cursor: not-allowed;
}

.btn-secondary {
  background: #fff;
  color: #1a56db;
  border: 2px solid #1a56db;
}

.btn-secondary:hover {
  background: #eff6ff;
}

.btn-secondary:disabled {
  border-color: #94a3b8;
  color: #94a3b8;
  cursor: not-allowed;
}

/* ===== Home ===== */
.hero {
  text-align: center;
  padding: 4rem 1rem;
  background: linear-gradient(135deg, #eff6ff 0%, #f0fdf4 100%);
  border-radius: 1rem;
  margin-bottom: 3rem;
}

.hero h1 {
  font-size: 2.5rem;
  color: #1e293b;
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: #64748b;
  max-width: 600px;
  margin: 0 auto 2rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.feature-card {
  background: #fff;
  padding: 2rem;
  border-radius: 1rem;
  border: 1px solid #e2e8f0;
  text-align: center;
}

.feature-icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 1rem;
}

.feature-card h3 {
  margin-bottom: 0.5rem;
  color: #1e293b;
}

.feature-card p {
  color: #64748b;
  font-size: 0.9375rem;
}

.how-it-works {
  text-align: center;
  padding: 2rem 0;
}

.how-it-works h2 {
  margin-bottom: 2rem;
  color: #1e293b;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.step-number {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: #1a56db;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
}

.step p {
  color: #64748b;
}

/* ===== Quiz ===== */
.quiz {
  max-width: 700px;
  margin: 0 auto;
}

.quiz-header {
  text-align: center;
  margin-bottom: 2rem;
}

.quiz-header h1 {
  margin-bottom: 0.5rem;
  color: #1e293b;
}

.quiz-header p {
  color: #64748b;
  margin-bottom: 1.5rem;
}

.progress-bar {
  height: 0.5rem;
  background: #e2e8f0;
  border-radius: 9999px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.progress-fill {
  height: 100%;
  background: #1a56db;
  border-radius: 9999px;
  transition: width 0.3s ease;
}

.progress-text {
  font-size: 0.875rem;
  color: #64748b;
}

.quiz-items {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.quiz-item {
  background: #fff;
  padding: 1.5rem;
  border-radius: 0.75rem;
  border: 1px solid #e2e8f0;
}

.quiz-item-text {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: #1e293b;
}

.quiz-scale {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 0.5rem;
}

.scale-btn {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  border: 2px solid #e2e8f0;
  background: #fff;
  font-size: 1.125rem;
  font-weight: 700;
  color: #64748b;
  transition: all 0.2s;
}

.scale-btn:hover {
  border-color: #1a56db;
  color: #1a56db;
}

.scale-btn.selected {
  background: #1a56db;
  border-color: #1a56db;
  color: #fff;
}

.scale-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: #94a3b8;
}

.quiz-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

/* ===== Results ===== */
.results {
  max-width: 800px;
  margin: 0 auto;
}

.results-empty {
  text-align: center;
  padding: 4rem 1rem;
}

.results-empty h2 {
  margin-bottom: 0.5rem;
  color: #1e293b;
}

.results-empty p {
  color: #64748b;
  margin-bottom: 1.5rem;
}

.code-section {
  text-align: center;
  padding: 2rem;
  background: linear-gradient(135deg, #eff6ff 0%, #f0fdf4 100%);
  border-radius: 1rem;
  margin-bottom: 2rem;
}

.code-section h1 {
  margin-bottom: 1.5rem;
  color: #1e293b;
}

.code-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.code-label {
  font-size: 0.875rem;
  color: #64748b;
}

.code-value {
  font-size: 3rem;
  font-weight: 800;
  color: #1a56db;
  letter-spacing: 0.1em;
}

.code-description {
  color: #475569;
  max-width: 500px;
  margin: 0 auto;
}

.scores-section {
  margin-bottom: 2rem;
}

.scores-section h2 {
  margin-bottom: 1rem;
  color: #1e293b;
}

.scores-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.score-card {
  background: #fff;
  padding: 1.25rem;
  border-radius: 0.75rem;
  border: 1px solid #e2e8f0;
}

.score-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.score-dim {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: #1a56db;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.875rem;
}

.score-label {
  font-weight: 600;
  color: #1e293b;
}

.score-bar {
  height: 0.5rem;
  background: #e2e8f0;
  border-radius: 9999px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.score-fill {
  height: 100%;
  background: #1a56db;
  border-radius: 9999px;
}

.score-value {
  font-size: 0.875rem;
  color: #64748b;
}

.pathways-section {
  margin-bottom: 2rem;
}

.pathways-section h2 {
  margin-bottom: 0.25rem;
  color: #1e293b;
}

.section-subtitle {
  color: #64748b;
  margin-bottom: 1.5rem;
}

.pathways-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.pathway-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: #fff;
  padding: 1.25rem;
  border-radius: 0.75rem;
  border: 1px solid #e2e8f0;
  transition: all 0.2s;
}

.pathway-card:hover {
  border-color: #1a56db;
  box-shadow: 0 4px 12px rgba(26, 86, 219, 0.1);
}

.pathway-rank {
  font-size: 1.25rem;
  font-weight: 800;
  color: #1a56db;
  min-width: 2.5rem;
}

.pathway-info {
  flex: 1;
}

.pathway-info h3 {
  margin-bottom: 0.25rem;
  color: #1e293b;
}

.pathway-duration {
  font-size: 0.875rem;
  color: #64748b;
  margin-bottom: 0.5rem;
}

.pathway-admission {
  font-size: 0.875rem;
  color: #64748b;
  margin-bottom: 0.5rem;
}

.pathway-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: #eff6ff;
  color: #1a56db;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.pathway-arrow {
  color: #94a3b8;
  font-size: 1.25rem;
}

.results-actions {
  text-align: center;
}

/* ===== Pathways Page ===== */
.pathways-page {
  max-width: 900px;
  margin: 0 auto;
}

.page-header {
  text-align: center;
  margin-bottom: 2rem;
}

.page-header h1 {
  margin-bottom: 0.5rem;
  color: #1e293b;
}

.page-header p {
  color: #64748b;
}

.pathways-grid {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* ===== Pathway Detail ===== */
.pathway-detail {
  max-width: 800px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
  color: #64748b;
}

.breadcrumb a {
  color: #1a56db;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.pathway-header {
  margin-bottom: 2rem;
}

.pathway-header h1 {
  margin-bottom: 1rem;
  color: #1e293b;
}

.pathway-meta {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.meta-item {
  color: #64748b;
  font-size: 0.9375rem;
}

.meta-item strong {
  color: #1e293b;
}

.detail-section {
  margin-bottom: 2rem;
}

.detail-section h2 {
  margin-bottom: 1rem;
  color: #1e293b;
  font-size: 1.25rem;
}

.info-card {
  background: #fff;
  padding: 1.25rem;
  border-radius: 0.75rem;
  border: 1px solid #e2e8f0;
}

.info-card p {
  margin-bottom: 0.5rem;
  color: #475569;
}

.info-card p:last-child {
  margin-bottom: 0;
}

.info-card strong {
  color: #1e293b;
}

.roadmap {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.roadmap-step {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: #fff;
  padding: 1rem 1.25rem;
  border-radius: 0.75rem;
  border: 1px solid #e2e8f0;
}

.roadmap-step .step-number {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: #1a56db;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.roadmap-step p {
  color: #475569;
  padding-top: 0.125rem;
}

.pros-cons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.pros ul,
.cons ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.pros li,
.cons li {
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.9375rem;
}

.pros li {
  background: #f0fdf4;
  color: #166534;
  border-right: 3px solid #22c55e;
}

.cons li {
  background: #fef2f2;
  color: #991b1b;
  border-right: 3px solid #ef4444;
}

.pathway-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.5rem;
  border-top: 1px solid #e2e8f0;
}

.last-verified {
  font-size: 0.875rem;
  color: #94a3b8;
}

.not-found {
  text-align: center;
  padding: 4rem 1rem;
}

.not-found h2 {
  margin-bottom: 0.5rem;
  color: #1e293b;
}

.not-found p {
  color: #64748b;
  margin-bottom: 1.5rem;
}

/* ===== Responsive ===== */
@media (max-width: 640px) {
  .header {
    padding: 1rem;
  }

  .main {
    padding: 1rem;
  }

  .hero h1 {
    font-size: 1.75rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .quiz-nav {
    flex-direction: column;
  }

  .quiz-nav .btn {
    width: 100%;
  }

  .pathway-meta {
    flex-direction: column;
    gap: 0.5rem;
  }

  .pathway-footer {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}