/* Numerology App Styles */
:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --secondary: #a855f7;
  --accent: #f59e0b;
  --background: #0f0f1a;
  --surface: #1a1a2e;
  --surface-light: #252542;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
}

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

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

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

/* Header */
header {
  text-align: center;
  margin-bottom: 3rem;
}

h1 {
  font-size: 2.5rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* Input Section */
.input-section {
  background: var(--surface);
  border-radius: 1rem;
  padding: 2rem;
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

input[type="text"],
input[type="date"] {
  width: 100%;
  padding: 1rem;
  background: var(--surface-light);
  border: 1px solid transparent;
  border-radius: 0.5rem;
  color: var(--text);
  font-size: 1rem;
  transition: border-color 0.3s, box-shadow 0.3s;
}

input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 1rem 2rem;
  border: none;
  border-radius: 0.5rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
  background: var(--surface-light);
  color: var(--text);
}

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

.btn-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Numbers Display */
#numbers-display {
  display: none;
  margin-bottom: 2rem;
}

.numbers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
}

.number-card {
  background: var(--surface);
  border-radius: 1rem;
  padding: 1.5rem;
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}

.number-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.number-card.primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  grid-column: span 2;
}

@media (max-width: 480px) {
  .number-card.primary {
    grid-column: span 1;
  }
}

.number-value {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.number-card.primary .number-value {
  font-size: 4rem;
}

.number-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.number-subtitle {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.number-card.primary .number-subtitle {
  color: rgba(255, 255, 255, 0.8);
}

/* Reading Section */
#reading-section {
  display: none;
}

.reading-block {
  background: var(--surface);
  border-radius: 1rem;
  padding: 2rem;
  margin-bottom: 2rem;
}

.reading-block.primary-reading {
  border: 2px solid var(--primary);
}

.reading-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.number-badge {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  flex-shrink: 0;
}

.reading-header h3 {
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}

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

.keyword {
  background: var(--surface-light);
  padding: 0.25rem 0.75rem;
  border-radius: 1rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.reading-brief {
  font-size: 1.1rem;
  color: var(--accent);
  margin-bottom: 1rem;
  font-style: italic;
}

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

.traits-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 480px) {
  .traits-grid {
    grid-template-columns: 1fr;
  }
}

.traits h4 {
  margin-bottom: 0.75rem;
  font-size: 1rem;
}

.traits.strengths h4 {
  color: var(--success);
}

.traits.challenges h4 {
  color: var(--warning);
}

.traits ul {
  list-style: none;
}

.traits li {
  padding: 0.5rem 0;
  color: var(--text-muted);
  border-bottom: 1px solid var(--surface-light);
}

.traits li:last-child {
  border-bottom: none;
}

/* Premium Upsell */
.premium-upsell {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(168, 85, 247, 0.1));
  border: 1px solid var(--primary);
  border-radius: 1rem;
  padding: 2rem;
  text-align: center;
}

.premium-upsell h4 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

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

.premium-upsell ul {
  list-style: none;
  text-align: left;
  max-width: 400px;
  margin: 0 auto 1.5rem;
}

.premium-upsell li {
  padding: 0.5rem 0;
  color: var(--text-muted);
}

.premium-upsell li::before {
  content: '✓ ';
  color: var(--success);
}

.premium-btn {
  background: linear-gradient(135deg, var(--accent), #d97706);
  color: white;
  padding: 1rem 2rem;
  border: none;
  border-radius: 0.5rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
}

.premium-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.4);
}

/* Modal */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  z-index: 100;
}

.modal {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--surface);
  border-radius: 1rem;
  padding: 2rem;
  max-width: 500px;
  width: 90%;
  z-index: 101;
}

.modal.active,
.modal-overlay.active {
  display: block;
}

#premium-modal.active {
  display: block;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
}

.modal-body {
  margin-bottom: 1.5rem;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

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

footer a:hover {
  text-decoration: underline;
}

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

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

.number-card {
  animation: fadeIn 0.5s ease-out;
}

.number-card:nth-child(2) { animation-delay: 0.1s; }
.number-card:nth-child(3) { animation-delay: 0.2s; }
.number-card:nth-child(4) { animation-delay: 0.3s; }
.number-card:nth-child(5) { animation-delay: 0.4s; }