/* ============================================================================
   NUMEROLOGY CALCULATOR SYSTEM - CSS
   ============================================================================ */

:root {
  --primary-gold: #d4af37;
  --primary-dark: #1a1a1a;
  --primary-light: #f5f3f0;
  --accent-purple: #8b5a8f;
  --text-primary: #2c2c2c;
  --text-secondary: #666;
  --border-light: #e8e0d5;
  --success: #4caf50;
  --error: #f44336;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================================================
   CONTAINER & LAYOUT
   ============================================================================ */

.center-of-codes {
  width: 100%;
  max-width: 1000px;
  margin: 60px auto;
  padding: 40px 30px;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.05) 0%, rgba(139, 90, 143, 0.03) 100%);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.center-header {
  text-align: center;
  margin-bottom: 50px;
}

.center-header h2 {
  font-family: 'Cinzel', serif;
  font-size: 2.5rem;
  color: var(--primary-dark);
  margin: 0 0 12px 0;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.center-header p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin: 0;
  font-weight: 300;
  letter-spacing: 0.3px;
}

/* ============================================================================
   MODULE SELECTOR (TABS)
   ============================================================================ */

.module-selector {
  display: flex;
  gap: 15px;
  margin-bottom: 40px;
  border-bottom: 2px solid var(--border-light);
  padding-bottom: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.module-selector::-webkit-scrollbar {
  height: 4px;
}

.module-selector::-webkit-scrollbar-track {
  background: transparent;
}

.module-selector::-webkit-scrollbar-thumb {
  background: var(--primary-gold);
  border-radius: 2px;
}

.module-tab {
  position: relative;
  padding: 12px 24px;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
  flex-shrink: 0;
}

.module-tab:hover {
  color: var(--primary-gold);
}

.module-tab.active {
  color: var(--primary-dark);
  border-bottom-color: var(--primary-gold);
}

/* ============================================================================
   CALCULATOR FORM
   ============================================================================ */

.calculator-form {
  background: white;
  padding: 30px;
  border-radius: 8px;
  border: 1px solid var(--border-light);
  margin-bottom: 30px;
}

.form-group {
  margin-bottom: 24px;
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-label {
  display: block;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  letter-spacing: 0.3px;
}

.form-label .hint {
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--text-secondary);
  margin-left: 4px;
}

.form-input,
.form-input-group input {
  width: 100%;
  padding: 12px 16px;
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  color: var(--text-primary);
  background: #fafaf8;
  border: 1px solid var(--border-light);
  border-radius: 6px;
  transition: var(--transition);
  box-sizing: border-box;
}

.form-input:focus,
.form-input-group input:focus {
  outline: none;
  border-color: var(--primary-gold);
  background: white;
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.form-input-group {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 12px;
}

.form-input-group input {
  text-align: center;
}

/* Form Error States */
.form-input.error,
.form-input-group input.error {
  border-color: var(--error);
  background-color: rgba(244, 67, 54, 0.05);
}

.form-error {
  display: block;
  font-size: 0.85rem;
  color: var(--error);
  margin-top: 6px;
  font-weight: 500;
}

.form-error.hidden {
  display: none;
}

/* ============================================================================
   BUTTONS
   ============================================================================ */

.button-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  padding: 14px 32px;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.3px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-gold) 0%, #c9a227 100%);
  color: var(--primary-dark);
  box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
  min-width: 150px;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(212, 175, 55, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(212, 175, 55, 0.2);
}

.btn-secondary {
  background: var(--primary-light);
  color: var(--primary-dark);
  border: 1px solid var(--border-light);
}

.btn-secondary:hover {
  background: #ebe6de;
  border-color: var(--primary-gold);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* ============================================================================
   RESULT PANEL
   ============================================================================ */

.result-area {
  margin-top: 40px;
  min-height: 100px;
}

.result-panel {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.08) 0%, rgba(139, 90, 143, 0.05) 100%);
  border: 2px solid var(--primary-gold);
  border-radius: 8px;
  padding: 40px 30px;
  animation: slideUp 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.result-header {
  text-align: center;
  margin-bottom: 30px;
}

.result-header h3 {
  font-family: 'Cinzel', serif;
  font-size: 1.3rem;
  color: var(--primary-dark);
  margin: 0;
  font-weight: 600;
  letter-spacing: 0.3px;
}

/* ============================================================================
   CODE DISPLAY
   ============================================================================ */

.code-display {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin: 30px 0;
  padding: 30px;
  background: white;
  border-radius: 8px;
  border: 1px solid var(--border-light);
}

.code-primary {
  font-family: 'Cinzel', serif;
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--primary-gold);
  line-height: 1;
  text-shadow: 0 2px 4px rgba(212, 175, 55, 0.2);
}

.code-reduction {
  font-family: 'Inter', sans-serif;
  font-size: 1.2rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.code-reduction-result {
  display: inline-block;
  margin-left: 8px;
  font-family: 'Cinzel', serif;
  font-size: 2rem;
  color: var(--primary-dark);
  font-weight: 700;
}

/* ============================================================================
   INTERPRETATION
   ============================================================================ */

.interpretation {
  text-align: center;
  margin: 30px 0;
}

.interpretation h4 {
  font-family: 'Cinzel', serif;
  font-size: 1.1rem;
  color: var(--primary-dark);
  margin: 0 0 12px 0;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.meaning-text {
  font-size: 1.05rem;
  color: var(--accent-purple);
  font-weight: 600;
  margin: 0;
  letter-spacing: 0.2px;
}

/* ============================================================================
   CALCULATION TRACE
   ============================================================================ */

.calculation-trace {
  margin-top: 30px;
  border-top: 1px solid rgba(212, 175, 55, 0.3);
  padding-top: 20px;
}

.calculation-trace details {
  cursor: pointer;
}

.calculation-trace summary {
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--primary-gold);
  user-select: none;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px;
  margin: -12px -12px 0 -12px;
  border-radius: 4px;
  transition: var(--transition);
}

.calculation-trace summary:hover {
  background: rgba(212, 175, 55, 0.1);
}

.calculation-trace details[open] summary {
  margin-bottom: 12px;
}

.trace-steps {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: step-counter;
}

.trace-steps li {
  counter-increment: step-counter;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  color: var(--text-primary);
  margin-bottom: 10px;
  padding-left: 28px;
  position: relative;
  line-height: 1.5;
}

.trace-steps li:before {
  content: counter(step-counter);
  position: absolute;
  left: 0;
  top: 0;
  width: 20px;
  height: 20px;
  background: var(--primary-gold);
  color: var(--primary-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}

.trace-highlight {
  background: rgba(212, 175, 55, 0.2);
  padding: 2px 6px;
  border-radius: 3px;
  font-weight: 600;
  color: var(--primary-dark);
}

/* ============================================================================
   EMPTY STATE
   ============================================================================ */

.result-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-secondary);
}

.result-empty-icon {
  font-size: 3rem;
  margin-bottom: 15px;
  opacity: 0.5;
}

.result-empty p {
  font-size: 0.95rem;
  margin: 0;
  line-height: 1.6;
}

/* ============================================================================
   LOADING STATE
   ============================================================================ */

.btn-loading {
  position: relative;
  color: transparent !important;
}

.btn-loading::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  top: 50%;
  left: 50%;
  margin-left: -8px;
  margin-top: -8px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 0.8s linear infinite;
}

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

/* ============================================================================
   RESPONSIVE DESIGN
   ============================================================================ */

/* Tablet (768px and below) */
@media (max-width: 968px) {
  .center-of-codes {
    padding: 30px 20px;
    margin: 40px auto;
  }

  .center-header h2 {
    font-size: 2rem;
  }

  .center-header p {
    font-size: 1rem;
  }

  .module-selector {
    margin-bottom: 30px;
  }

  .code-primary {
    font-size: 2.5rem;
  }

  .form-input-group {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobile (600px and below) */
@media (max-width: 600px) {
  .center-of-codes {
    padding: 20px 15px;
    margin: 30px auto;
    border-radius: 8px;
  }

  .center-header h2 {
    font-size: 1.6rem;
    margin-bottom: 8px;
  }

  .center-header p {
    font-size: 0.9rem;
  }

  .module-selector {
    gap: 8px;
    margin-bottom: 25px;
    padding-bottom: 12px;
  }

  .module-tab {
    padding: 10px 16px;
    font-size: 0.85rem;
  }

  .calculator-form {
    padding: 20px 15px;
    border-radius: 6px;
  }

  .form-label {
    font-size: 0.9rem;
    margin-bottom: 6px;
  }

  .form-input,
  .form-input-group input {
    padding: 10px 12px;
    font-size: 16px; /* Prevent zoom on iOS */
  }

  .form-input-group {
    grid-template-columns: 1fr;
    gap: 10px;
  }

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

  .btn {
    width: 100%;
    padding: 12px 20px;
    font-size: 0.9rem;
    min-width: unset;
  }

  .result-panel {
    padding: 25px 15px;
    border-radius: 6px;
  }

  .code-display {
    flex-direction: column;
    gap: 15px;
    padding: 20px 15px;
  }

  .code-primary {
    font-size: 2rem;
  }

  .code-reduction {
    font-size: 1rem;
  }

  .code-reduction-result {
    font-size: 1.5rem;
  }

  .interpretation h4 {
    font-size: 1rem;
  }

  .meaning-text {
    font-size: 1rem;
  }

  .trace-steps li {
    font-size: 0.85rem;
    margin-bottom: 8px;
    padding-left: 24px;
  }

  .trace-steps li:before {
    width: 18px;
    height: 18px;
    font-size: 0.7rem;
  }

  .calculation-trace summary {
    font-size: 0.9rem;
    padding: 10px;
    margin: -10px -10px 0 -10px;
  }
}

/* ============================================================================
   ACCESSIBILITY
   ============================================================================ */

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (prefers-color-scheme: dark) {
  .calculator-form,
  .code-display {
    background: #2a2a2a;
    border-color: #404040;
  }

  .form-input,
  .form-input-group input {
    background: #1a1a1a;
    color: #f5f3f0;
    border-color: #404040;
  }

  .form-input:focus,
  .form-input-group input:focus {
    background: #2a2a2a;
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.2);
  }

  .form-label {
    color: #f5f3f0;
  }
}

/* ============================================================================
   FORM SECTIONS (for grouped inputs like compatibility)
   ============================================================================ */

.form-section-group {
  padding: 16px;
  background: rgba(212, 175, 55, 0.05);
  border-radius: 6px;
  margin-bottom: 20px;
  border-left: 3px solid var(--primary-gold);
}

.form-section-group h4 {
  margin-bottom: 12px;
  margin-top: 0;
}

/* ============================================================================
   COMPATIBILITY DISPLAY
   ============================================================================ */

.compatibility-display {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 20px;
  align-items: center;
  margin: 30px 0;
  padding: 20px;
  background: white;
  border-radius: 8px;
  border: 1px solid var(--border-light);
}

.person-code {
  text-align: center;
  padding: 16px;
  background: rgba(212, 175, 55, 0.05);
  border-radius: 6px;
}

.person-name {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.person-code-value {
  font-family: 'Cinzel', serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-gold);
  margin: 8px 0;
}

.person-meaning {
  font-size: 0.9rem;
  color: var(--accent-purple);
  font-weight: 500;
}

.compatibility-meter {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 0 20px;
}

.compatibility-bar {
  width: 100%;
  height: 12px;
  background: #f0f0f0;
  border-radius: 6px;
  overflow: hidden;
  min-width: 100px;
}

.compatibility-fill {
  height: 100%;
  background: linear-gradient(90deg, #4caf50, #8bc34a);
  border-radius: 6px;
  transition: width 0.6s ease;
}

.compatibility-percent {
  font-family: 'Cinzel', serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-dark);
}

.compatibility-level {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-purple);
}

.compatibility-description {
  margin-top: 20px;
  padding: 16px;
  background: rgba(139, 90, 143, 0.05);
  border-radius: 6px;
  border-left: 3px solid var(--accent-purple);
}

.compatibility-description p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-primary);
}

/* ============================================================================
   LIFE CYCLES & DOMINANT NUMBERS
   ============================================================================ */

.dominant-numbers {
  margin-top: 25px;
  padding: 20px;
  background: rgba(212, 175, 55, 0.08);
  border-radius: 6px;
}

.dominant-numbers h4 {
  margin: 0 0 16px 0;
  font-family: 'Cinzel', serif;
  font-size: 1rem;
  color: var(--text-primary);
  font-weight: 600;
}

.numbers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 12px;
}

.number-card {
  background: white;
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 12px;
  text-align: center;
  transition: var(--transition);
}

.number-card:hover {
  border-color: var(--primary-gold);
  box-shadow: 0 2px 8px rgba(212, 175, 55, 0.15);
}

.number-code {
  font-family: 'Cinzel', serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-gold);
  margin-bottom: 4px;
}

.number-freq {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 600;
  margin-bottom: 6px;
}

.number-meaning {
  font-size: 0.8rem;
  color: var(--accent-purple);
  line-height: 1.4;
  font-weight: 500;
}

/* ============================================================================
   PASSPORT ANALYSIS
   ============================================================================ */

.passport-analysis {
  margin-top: 20px;
  display: grid;
  gap: 12px;
}

.analysis-item {
  padding: 12px 16px;
  background: white;
  border-left: 3px solid var(--primary-gold);
  border-radius: 4px;
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: 500;
}

/* ============================================================================
   RESPONSIVE - COMPATIBILITY
   ============================================================================ */

@media (max-width: 768px) {
  .compatibility-display {
    grid-template-columns: 1fr;
  }

  .compatibility-meter {
    order: 3;
    grid-column: 1;
    padding: 0;
    border-top: 1px solid var(--border-light);
    padding-top: 20px;
    margin-top: 20px;
  }

  .person-code {
    padding: 12px;
  }

  .person-code-value {
    font-size: 2rem;
  }
}

/* ============================================================================
   RESPONSIVE - LIFE CYCLES
   ============================================================================ */

@media (max-width: 600px) {
  .numbers-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .number-card {
    padding: 10px;
  }

  .number-code {
    font-size: 1.5rem;
  }

  .number-freq {
    font-size: 0.75rem;
  }

  .number-meaning {
    font-size: 0.75rem;
  }
}

/* ===== INTERPRETATION STYLES ===== */

.interpretation-sections {
  margin-top: 20px;
}

.interp-section {
  margin: 24px 0;
  padding-bottom: 16px;
  border-bottom: 1px solid #e0e0e0;
}

.interp-section h4 {
  color: var(--primary-dark);
  font-size: 1.05rem;
  margin: 0 0 12px 0;
  font-weight: 600;
}

.interp-section ul {
  list-style: none;
  padding: 0;
  margin: 8px 0;
}

.interp-section li {
  padding: 8px 0 8px 16px;
  color: #555;
  border-left: 3px solid var(--primary-gold);
  margin-bottom: 6px;
  font-size: 0.95rem;
}

.interp-section p {
  color: #666;
  line-height: 1.6;
  margin: 8px 0;
}

.meaning-highlight {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--primary-gold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 12px 0;
  padding: 12px;
  background: rgba(212, 175, 55, 0.05);
  border-radius: 4px;
}

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

.two-columns strong {
  color: var(--primary-dark);
  font-weight: 600;
  display: block;
  margin-bottom: 8px;
}

/* ===== AI BUTTON STYLES ===== */

.ai-button-section {
  border-top: 2px solid var(--primary-gold) !important;
  border-bottom: none !important;
  padding-top: 24px !important;
  padding-bottom: 0 !important;
}

.btn-ai {
  background: linear-gradient(135deg, #4a90e2 0%, #357abd 100%);
  color: white;
  padding: 16px 32px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  width: 100%;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(74, 144, 226, 0.3);
}

.btn-ai:hover {
  box-shadow: 0 6px 20px rgba(74, 144, 226, 0.4);
  transform: translateY(-2px);
  background: linear-gradient(135deg, #5a9ef2 0%, #4580c5 100%);
}

.btn-ai:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(74, 144, 226, 0.3);
}

.btn-ai:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

/* ===== AI ANALYSIS SECTION ===== */

.ai-analysis-section {
  margin-top: 32px;
  padding: 24px;
  background: linear-gradient(135deg, rgba(74, 144, 226, 0.05) 0%, rgba(74, 144, 226, 0.02) 100%);
  border-left: 4px solid #4a90e2;
  border-radius: 6px;
  animation: slideIn 0.5s ease-out;
}

.ai-analysis-header h3 {
  color: var(--primary-dark);
  margin: 0 0 8px 0;
  font-size: 1.2rem;
  font-weight: 600;
}

.ai-analysis-content {
  color: #333;
  line-height: 1.8;
  font-size: 0.95rem;
  margin-top: 16px;
}

.ai-analysis-content h3 {
  color: #4a90e2;
  font-size: 1.05rem;
  margin-top: 24px !important;
  margin-bottom: 12px !important;
}

.ai-analysis-content p {
  margin: 10px 0;
  color: #555;
}

.ai-analysis-content ul {
  margin: 10px 0;
  padding-left: 20px;
}

.ai-analysis-content li {
  margin-bottom: 8px;
  color: #555;
}

.ai-analysis-footer {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid rgba(74, 144, 226, 0.2);
  text-align: center;
  color: #999;
  font-size: 0.85rem;
}

/* ===== MESSAGE STYLES ===== */

.message {
  padding: 16px;
  border-radius: 4px;
  margin-top: 16px;
  font-size: 0.95rem;
  animation: slideIn 0.3s ease-out;
}

.message-info {
  background: #e3f2fd;
  border-left: 4px solid #2196f3;
  color: #1565c0;
}

.message-error {
  background: #ffebee;
  border-left: 4px solid #f44336;
  color: #c62828;
}

.message-success {
  background: #e8f5e9;
  border-left: 4px solid #4caf50;
  color: #2e7d32;
}

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

/* ===== RESPONSIVE INTERPRETATION ===== */

@media (max-width: 768px) {
  .two-columns {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .btn-ai {
    padding: 14px 24px;
    font-size: 0.95rem;
  }

  .ai-analysis-section {
    padding: 16px;
  }

  .interp-section h4 {
    font-size: 1rem;
  }
}

/* Print Styles */
@media print {
  .module-selector,
  .calculator-form,
  .button-group,
  .btn-ai {
    display: none;
  }

  .result-panel {
    box-shadow: none;
    border: 1px solid #ccc;
  }
}