/* OB Toolbox - Component Styles */

/* Tool Grid (Landing Page) */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  padding: var(--space-md);
}

/* Tool Card */
.tool-card {
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  cursor: pointer;
}

.tool-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
}

.tool-card-icon {
  width: 56px;
  height: 56px;
  background-color: var(--color-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  color: var(--text-on-primary);
}

.tool-card-icon svg {
  width: 32px;
  height: 32px;
}

.tool-card-icon .tool-card-image {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  object-fit: contain;
}

.tool-card-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.tool-card-subtitle {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Promo Card (external links) */
.tool-card.promo {
  border: 2px dashed var(--border);
  background-color: var(--bg-secondary);
}

.tool-card.promo:hover {
  border-color: var(--color-accent);
}

/* Promo cards with images - transparent icon background */
.tool-card.promo .tool-card-icon {
  background-color: transparent;
}

.tool-card.promo .tool-card-icon .tool-card-image {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
}

/* Calculator Layout */
.calculator-layout {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr var(--sidebar-width);
  gap: var(--space-lg);
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-lg);
}

.calculator-main {
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.calculator-header {
  background-color: var(--color-primary);
  color: var(--text-on-primary);
  padding: var(--space-lg);
}

.calculator-header h1 {
  color: var(--text-on-primary);
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-sm);
}

.calculator-header p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 0;
}

.calculator-header .back-button {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
}

.calculator-header .back-button:hover {
  color: #ffffff;
  text-decoration: none;
}

.calculator-header .back-button svg {
  stroke: currentColor;
}

.calculator-body {
  padding: var(--space-lg);
}

/* Ad Sidebar */
.ad-sidebar {
  position: sticky;
  top: calc(var(--header-height) + var(--space-lg));
  height: fit-content;
}

.ad-placeholder {
  background-color: var(--bg-tertiary);
  border: 1px dashed var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  text-align: center;
  color: var(--text-tertiary);
  font-size: var(--font-size-sm);
  min-height: 250px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Ad Banner - collapses when no ad is loaded */
.ad-banner {
  text-align: center;
  overflow: hidden;
}

.ad-banner ins.adsbygoogle[data-ad-status="filled"] {
  padding: var(--space-md) 0;
}

/* Ad Banner Placeholder (for mobile) */
.ad-banner .ad-placeholder,
.ad-banner-placeholder {
  background-color: var(--bg-tertiary);
  border: 1px dashed var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  text-align: center;
  color: var(--text-tertiary);
  font-size: var(--font-size-sm);
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Responsive visibility utilities */
.mobile-only {
  display: none;
}

.desktop-only {
  display: block;
}

@media (max-width: 1200px) {
  .mobile-only {
    display: block;
  }

  .desktop-only {
    display: none;
  }
}

/* Form Elements */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.form-sublabel {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: normal;
  margin-left: var(--space-sm);
}

.form-input,
.form-select {
  width: 100%;
  padding: var(--space-md);
  font-size: var(--font-size-md);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

/* Fix date input calendar icon in dark mode */
[data-theme="dark"] input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(1);
}

.form-input:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(40, 92, 153, 0.2);
}

.form-input:invalid,
.form-input.error {
  border-color: var(--color-error);
}

.form-input::placeholder {
  color: var(--text-tertiary);
}

.form-hint {
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
  margin-top: var(--space-xs);
}

.form-error {
  font-size: var(--font-size-sm);
  color: var(--color-error);
  margin-top: var(--space-xs);
}

/* Input with unit toggle */
.input-with-unit {
  display: flex;
  gap: var(--space-sm);
}

.input-with-unit .form-input {
  flex: 1;
}

.unit-toggle {
  display: flex;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.unit-toggle button {
  padding: var(--space-sm) var(--space-md);
  border: none;
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: var(--font-size-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.unit-toggle button.active {
  background-color: var(--color-primary);
  color: var(--text-on-primary);
}

.unit-toggle button:hover:not(.active) {
  background-color: var(--bg-secondary);
}

/* Checkbox and Radio */
.form-check {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
  cursor: pointer;
}

.form-check input {
  width: 20px;
  height: 20px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.form-check label {
  cursor: pointer;
  user-select: none;
}

/* Select dropdown styling */
.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-md) center;
  padding-right: var(--space-2xl);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  font-size: var(--font-size-md);
  font-weight: 500;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--text-on-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  color: var(--text-on-primary);
}

.btn-secondary {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

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

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--text-on-primary);
}

.btn-block {
  width: 100%;
}

/* Results Panel */
.results-panel {
  margin-top: var(--space-lg);
  padding: var(--space-lg);
  background-color: var(--bg-secondary);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-primary);
}

.results-panel.hidden {
  display: none;
}

.result-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

.result-value {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.result-unit {
  font-size: var(--font-size-lg);
  font-weight: normal;
  color: var(--text-secondary);
}

.result-interpretation {
  font-size: var(--font-size-md);
  color: var(--text-secondary);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--divider);
}

/* Result status colors */
.result-normal { border-left-color: var(--color-success); }
.result-normal .result-value { color: var(--color-success); }

.result-warning { border-left-color: var(--color-warning); }
.result-warning .result-value { color: var(--color-warning); }

.result-high { border-left-color: var(--color-error); }
.result-high .result-value { color: var(--color-error); }

/* Reference section */
.reference-section {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--divider);
}

.reference-section h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-md);
}

.reference-link {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-md);
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.reference-link:hover {
  background-color: var(--bg-tertiary);
}

/* Back button */
.back-button {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-md);
}

.back-button:hover {
  color: var(--color-primary);
  text-decoration: none;
}

/* Loading state */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--bg-tertiary);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* Alert/Notice boxes */
.alert {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
}

.alert-info {
  background-color: rgba(40, 92, 153, 0.1);
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
}

.alert-warning {
  background-color: rgba(237, 108, 2, 0.1);
  border: 1px solid var(--color-warning);
  color: var(--color-warning);
}

.alert-error {
  background-color: rgba(177, 56, 78, 0.1);
  border: 1px solid var(--color-error);
  color: var(--color-error);
}

/* Table styles (for data display) */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-md) 0;
}

.data-table th,
.data-table td {
  padding: var(--space-md);
  text-align: left;
  border-bottom: 1px solid var(--divider);
}

.data-table th {
  font-weight: 600;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

.data-table tr:hover {
  background-color: var(--bg-secondary);
}

/* Tabs */
.tabs {
  display: flex;
  border-bottom: 1px solid var(--divider);
  margin-bottom: var(--space-lg);
}

.tab {
  padding: var(--space-md) var(--space-lg);
  border: none;
  background: none;
  font-size: var(--font-size-md);
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

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

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

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}