/* CSS Variables for theming */
:root {
  --bg-color: #ffffff;
  --bg-secondary: #f8f9fa;
  --text-color: #333333;
  --text-muted: #666666;
  --primary-color: #4a90d9;
  --primary-hover: #3a7bc8;
  --secondary-bg: #f5f5f5;
  --border-color: #e0e0e0;
  --shadow-color: rgba(0, 0, 0, 0.1);
  --success-color: #28a745;
  --warning-color: #ffc107;
  --error-color: #dc3545;
  --transition-speed: 0.3s;
  --card-bg: #ffffff;
  --gradient-start: #667eea;
  --gradient-end: #764ba2;
}

[data-theme="dark"] {
  --bg-color: #1a1a2e;
  --bg-secondary: #16213e;
  --text-color: #eaeaea;
  --text-muted: #a0a0a0;
  --primary-color: #64b5f6;
  --primary-hover: #42a5f5;
  --secondary-bg: #16213e;
  --border-color: #2a2a4a;
  --shadow-color: rgba(0, 0, 0, 0.3);
  --card-bg: #1f1f3a;
  --gradient-start: #667eea;
  --gradient-end: #764ba2;
}

/* Base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  transition: background-color var(--transition-speed), color var(--transition-speed);
  min-height: 100vh;
  line-height: 1.6;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

a {
  color: var(--primary-color);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Navigation */
.main-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: 1rem;
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 1.5rem;
}

.nav-links a {
  color: var(--text-color);
  font-weight: 500;
  text-decoration: none;
  transition: color var(--transition-speed);
}

.nav-links a:hover {
  color: var(--primary-color);
  text-decoration: none;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
}

/* Hero Section */
.hero-section {
  text-align: center;
  padding: 4rem 1rem;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  color: white;
  border-radius: 16px;
  margin: 2rem 0;
}

.hero-section h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: 1.2rem;
  opacity: 0.9;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-section .btn {
  background: white;
  color: var(--gradient-start);
}

@media (max-width: 600px) {
  .hero-section h1 {
    font-size: 1.75rem;
  }
  .hero-subtitle {
    font-size: 1rem;
  }
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  gap: 0.25rem;
  background: var(--secondary-bg);
  border-radius: 8px;
  padding: 0.25rem;
}

.lang-btn {
  padding: 0.4rem 0.75rem;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  border-radius: 6px;
  transition: all var(--transition-speed);
}

.lang-btn.active {
  background: var(--primary-color);
  color: white;
}

/* Theme Toggle */
.theme-btn {
  position: relative;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid var(--border-color);
  background-color: var(--secondary-bg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-speed);
  font-size: 1.25rem;
}

.theme-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 12px var(--shadow-color);
}

.theme-btn .icon-sun,
.theme-btn .icon-moon {
  position: absolute;
  transition: opacity var(--transition-speed), transform var(--transition-speed);
}

.theme-btn .icon-sun { opacity: 1; transform: rotate(0deg); }
.theme-btn .icon-moon { opacity: 0; transform: rotate(-90deg); }
[data-theme="dark"] .theme-btn .icon-sun { opacity: 0; transform: rotate(90deg); }
[data-theme="dark"] .theme-btn .icon-moon { opacity: 1; transform: rotate(0deg); }

/* Buttons */
.btn {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 500;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all var(--transition-speed);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  color: white;
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow-color);
  text-decoration: none;
}

.btn-secondary {
  background: var(--secondary-bg);
  color: var(--text-color);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--border-color);
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

/* Content Sections */
.content-section {
  margin: 3rem 0;
  padding: 2rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
}

.content-section h2 {
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

.section-intro {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

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

.content-block {
  padding: 1.5rem;
  background: var(--bg-secondary);
  border-radius: 12px;
}

.content-block h3 {
  margin-bottom: 0.75rem;
  font-size: 1.1rem;
}

.content-block p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Archetypes Grid */
.archetypes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.archetype-card {
  padding: 1.5rem;
  background: var(--bg-secondary);
  border-radius: 12px;
  text-align: center;
  transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.archetype-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px var(--shadow-color);
}

.archetype-emoji {
  font-size: 3rem;
  display: block;
  margin-bottom: 1rem;
}

.archetype-card h3 {
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
}

.archetype-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

/* FAQ Section */
.faq-list {
  max-width: 700px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-bottom: 0.75rem;
  overflow: hidden;
}

.faq-item summary {
  padding: 1rem 1.5rem;
  font-weight: 600;
  cursor: pointer;
  background: var(--bg-secondary);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 300;
  transition: transform var(--transition-speed);
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item p {
  padding: 1rem 1.5rem;
  color: var(--text-muted);
  background: var(--card-bg);
}

/* Analysis Sections */
.analysis-section {
  margin: 2rem 0;
  padding: 2rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
}

.section-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.section-header h2 {
  font-size: 1.5rem;
  text-align: left;
  margin-bottom: 0;
}

.section-desc {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

/* Badges */
.badge {
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 20px;
  text-transform: uppercase;
}

.badge-lite {
  background: #e3f2fd;
  color: #1976d2;
}

[data-theme="dark"] .badge-lite {
  background: #1e3a5f;
  color: #64b5f6;
}

.badge-quick {
  background: #fff3e0;
  color: #e65100;
}

[data-theme="dark"] .badge-quick {
  background: #3e2723;
  color: #ffb74d;
}

/* Search Form */
.search-form {
  margin-bottom: 1.5rem;
}

.input-group {
  display: flex;
  gap: 0.75rem;
}

.input-group input {
  flex: 1;
  padding: 0.875rem 1rem;
  font-size: 1rem;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-color);
  color: var(--text-color);
  transition: border-color var(--transition-speed);
}

.input-group input:focus {
  outline: none;
  border-color: var(--primary-color);
}

/* Autocomplete */
.autocomplete-container {
  position: absolute;
  top: 100%;
  left: 0;
  right: 80px;
  z-index: 100;
  display: none;
}

.autocomplete-container.open {
  display: block;
}

.autocomplete-list {
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-top: none;
  border-radius: 0 0 8px 8px;
  box-shadow: 0 4px 12px var(--shadow-color);
  overflow: hidden;
}

.autocomplete-item {
  padding: 0.75rem 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: background-color 0.15s;
}

.autocomplete-item:hover,
.autocomplete-item.active {
  background: var(--secondary-bg);
}

.autocomplete-name {
  font-weight: 500;
}

.autocomplete-display {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Loading */
.loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 2rem;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--border-color);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Error */
.error-box {
  background: #ffebee;
  color: #c62828;
  padding: 1rem;
  border-radius: 8px;
  border-left: 4px solid var(--error-color);
}

[data-theme="dark"] .error-box {
  background: #3e2723;
  color: #ef9a9a;
}

/* Result Card */
.result-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: 0 4px 20px var(--shadow-color);
}

.result-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 3px solid var(--primary-color);
}

.result-info h3 {
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
}

/* Archetype Result */
.archetype-result {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
}

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

.archetype-icon {
  font-size: 2rem;
}

.archetype-name {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.archetype-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Confidence Meter */
.meter {
  height: 8px;
  background: var(--bg-color);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.meter-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
  border-radius: 4px;
  transition: width 0.5s ease;
}

.confidence-value {
  font-size: 1.25rem;
  font-weight: 600;
}

/* Scores Chart */
.scores-preview {
  margin-bottom: 1.5rem;
}

.scores-chart {
  display: grid;
  gap: 0.75rem;
}

.score-row {
  display: grid;
  grid-template-columns: 100px 1fr 50px;
  align-items: center;
  gap: 0.75rem;
}

.score-row .name {
  font-size: 0.9rem;
  font-weight: 500;
}

.score-row .bar {
  height: 8px;
  background: var(--bg-color);
  border-radius: 4px;
  overflow: hidden;
}

.score-row .bar-fill {
  height: 100%;
  background: var(--primary-color);
  border-radius: 4px;
  transition: width 0.5s ease;
}

.score-row .value {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: right;
}

/* CTA Section */
.cta-section {
  text-align: center;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

.cta-section p {
  margin-bottom: 1rem;
  color: var(--text-muted);
}

/* Full CTA Card */
.full-cta-section {
  margin: 2rem 0;
}

.cta-card {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  color: white;
  border-radius: 16px;
  padding: 2.5rem;
  text-align: center;
}

.cta-card h3 {
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
}

.cta-card > p {
  opacity: 0.9;
  margin-bottom: 1.5rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem 1.5rem;
  margin-bottom: 1.5rem;
}

.feature-list li::before {
  content: "✓ ";
}

.cta-card .btn-primary {
  background: white;
  color: var(--gradient-start);
}

/* Contact Form */
.contact-section {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem;
  margin: 2rem 0;
}

.contact-section h2 {
  margin-bottom: 0.5rem;
  text-align: center;
}

.contact-section > .section-desc {
  text-align: center;
  margin-bottom: 1.5rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 500px;
  margin: 0 auto;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-weight: 500;
  font-size: 0.95rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: 0.75rem 1rem;
  font-size: 1rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-color);
  color: var(--text-color);
  transition: border-color var(--transition-speed);
  font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-color);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-group select {
  cursor: pointer;
}

/* Footer */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  margin-top: 3rem;
  padding: 2rem 0 1rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h4 {
  margin-bottom: 1rem;
  font-size: 1rem;
}

.footer-section p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section li {
  margin-bottom: 0.5rem;
}

.footer-section a {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-section a:hover {
  color: var(--primary-color);
}

.footer-bottom {
  text-align: center;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Legal Pages */
.legal-page {
  padding: 2rem 0;
}

.legal-page h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.last-updated {
  color: var(--text-muted);
  margin-bottom: 2rem;
}

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

.legal-section h2 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  text-align: left;
}

.legal-section h3 {
  font-size: 1.1rem;
  margin: 1rem 0 0.5rem;
}

.legal-section p {
  margin-bottom: 0.75rem;
  color: var(--text-muted);
}

.legal-section ul {
  margin-left: 1.5rem;
  margin-bottom: 1rem;
  color: var(--text-muted);
}

.legal-section li {
  margin-bottom: 0.5rem;
}

/* Utility */
.hidden {
  display: none !important;
}

/* Responsive */
@media (max-width: 600px) {
  .container {
    padding: 0 1rem;
  }

  .main-nav {
    padding: 1rem 0;
  }

  .hero-section {
    padding: 2.5rem 1rem;
    margin: 1rem 0;
  }

  .content-section,
  .analysis-section,
  .contact-section {
    padding: 1.5rem;
    margin: 1.5rem 0;
  }

  .archetype-result {
    grid-template-columns: 1fr;
  }

  .input-group {
    flex-direction: column;
  }

  .score-row {
    grid-template-columns: 80px 1fr 40px;
  }

  .autocomplete-container {
    right: 0;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
}