/* Calculator Page Specific Styles */
/* Apple-inspired design with glassmorphism */

.calculator-page {
  min-height: 100vh;
  padding-top: 100px;
  padding-bottom: var(--spacing-3xl);
}

.calculator-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* Header */
.calculator-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.header-content {
  max-width: 600px;
  margin: 0 auto;
}

.header-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  padding: var(--spacing-sm) var(--spacing-lg);
  color: var(--color-white);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-lg);
}

.header-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
  line-height: 1.1;
}

.header-description {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
}

/* Main Calculator Interface */
.calculator-main {
  display: grid;
  grid-template-columns: 400px 1fr;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-3xl);
}

/* Controls Panel */
.controls-panel {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-xl);
  box-shadow: var(--glass-shadow);
  height: fit-content;
  position: sticky;
  top: 120px;
}

.panel-header {
  margin-bottom: var(--spacing-xl);
}

.panel-header h3 {
  font-size: 24px;
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  margin-bottom: var(--spacing-xs);
}

.panel-header p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
}

.controls-grid {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.control-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 14px;
  font-weight: var(--font-weight-medium);
  color: rgba(255, 255, 255, 0.9);
}

.control-label i {
  width: 16px;
  height: 16px;
  color: var(--color-primary);
}

.control-select,
.control-input {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  color: var(--color-white);
  font-size: 16px;
  font-weight: var(--font-weight-medium);
  transition: var(--transition-fast);
  appearance: none;
}

.control-select:focus,
.control-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
  background: rgba(255, 255, 255, 0.08);
}

.control-select {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%23ffffff' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 12px center;
  background-repeat: no-repeat;
  background-size: 16px;
  padding-right: 40px;
}

.control-select option {
  background: var(--color-dark-surface);
  color: var(--color-white);
  padding: var(--spacing-sm);
}

.control-select optgroup {
  background: var(--color-dark-surface-2);
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
}

.calculate-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border: none;
  border-radius: var(--radius-md);
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--color-white);
  font-size: 16px;
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: var(--transition-fast);
  margin-top: var(--spacing-md);
}

.calculate-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.calculate-btn:active {
  transform: translateY(0);
}

/* Results Panel */
.results-panel {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-xl);
  box-shadow: var(--glass-shadow);
}

.quick-results {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

.result-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.result-card:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

.result-card.primary {
  background: linear-gradient(135deg, rgba(0, 122, 255, 0.1), rgba(0, 122, 255, 0.05));
  border-color: rgba(0, 122, 255, 0.3);
}

.result-card.primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
}

.result-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.result-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  flex-shrink: 0;
}

.result-content {
  flex: 1;
  text-align: center;
}

.result-card:not(.primary) .result-content {
  text-align: center;
  width: 100%;
}

.result-value {
  font-size: 28px;
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  margin-bottom: var(--spacing-xs);
  line-height: 1;
}

.result-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  font-weight: var(--font-weight-medium);
}

/* Chart Container */
.chart-container {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
}

.chart-header {
  margin-bottom: var(--spacing-lg);
}

.chart-header h4 {
  font-size: 20px;
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  margin-bottom: var(--spacing-xs);
}

.chart-header p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
}

.chart-wrapper {
  position: relative;
  height: 300px;
}

/* Calculator Info */
.calculator-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.info-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  display: flex;
  gap: var(--spacing-md);
}

.info-icon {
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.info-content h4 {
  font-size: 18px;
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  margin-bottom: var(--spacing-sm);
}

.info-content p {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
  font-size: 14px;
}

/* Responsive Design */
@media (max-width: 1200px) {
  .calculator-main {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .controls-panel {
    position: static;
  }
}

@media (max-width: 768px) {
  .calculator-container {
    padding: 0 var(--spacing-md);
  }
  
  .controls-panel,
  .results-panel {
    padding: var(--spacing-lg);
  }
  
  .quick-results {
    grid-template-columns: 1fr;
  }
  
  .result-card {
    flex-direction: column;
    text-align: center;
  }
  
  .result-card .result-content {
    text-align: center;
  }
  
  .calculator-info {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .header-title {
    font-size: 2rem;
  }
  
  .controls-panel,
  .results-panel,
  .info-card {
    padding: var(--spacing-md);
  }
  
  .chart-wrapper {
    height: 250px;
  }
}