/* =============================================================================
 * File: frontend/public/css/ConfigurationGuides.css
 * Styles for Configuration Tips & Guides Page — D4S Light Theme
 *
 * Redesigned from dark theme to D4S "Prestige" light theme per G-10 Option B.
 * All structural colors use D4S tokens for white-label readiness.
 * ============================================================================= */

.config-guides-container {
  padding: var(--space-6);
  max-width: 800px;
  margin: 0 auto;
}

.config-guides-header {
  margin-bottom: var(--space-6);
}

.config-guides-title {
  color: var(--brand-primary-dark);
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 700;
  margin: 0 0 var(--space-2) 0;
}

.config-guides-subtitle {
  color: var(--brand-text-muted);
  font-size: 14px;
  margin: 0;
}

/* Accordion Sections */
.config-section {
  background-color: var(--brand-surface);
  border-radius: 12px;
  margin-bottom: var(--space-4);
  overflow: hidden;
  border: 1px solid var(--brand-border);
}

.config-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  cursor: pointer;
  background-color: var(--brand-surface);
  transition: background-color 0.2s;
}

.config-section-header:hover,
.config-section-header.active {
  background-color: var(--brand-surface-elevated);
}

.config-section-title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--brand-primary-dark);
  font-size: 16px;
  font-weight: 600;
}

.config-section-icon {
  font-size: 24px;
}

.config-section-chevron {
  color: var(--brand-text-muted);
  font-size: 20px;
  transition: transform 0.2s;
}

.config-section-chevron.expanded {
  transform: rotate(180deg);
}

.config-section-content {
  padding: 0 var(--space-5) var(--space-5) var(--space-5);
  border-top: 1px solid var(--brand-border);
}

/* Text Elements */
.config-paragraph {
  color: var(--brand-text);
  font-size: 14px;
  line-height: 1.7;
  margin: var(--space-4) 0;
}

.config-section-subtitle {
  color: var(--brand-primary-dark);
  font-size: 16px;
  font-weight: 600;
  margin-top: var(--space-5);
  margin-bottom: var(--space-3);
}

/* Step List */
.config-step-list {
  list-style: none;
  padding: 0;
  margin: var(--space-4) 0;
}

.config-step {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--brand-border);
}

.config-step:last-child {
  border-bottom: none;
}

.config-step-number {
  background-color: var(--brand-secondary);
  color: var(--brand-primary);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  flex-shrink: 0;
}

.config-step-content {
  color: var(--brand-text);
  font-size: 14px;
  line-height: 1.6;
}

.config-highlight {
  background-color: var(--brand-surface-elevated);
  padding: 2px var(--space-2);
  border-radius: 4px;
  font-weight: 600;
  color: var(--brand-primary-dark);
}

.config-share-icon {
  font-size: 16px;
}

/* Info Box — Navy callout with gold accents */
.config-info-box {
  background: linear-gradient(135deg, var(--brand-primary-dark) 0%, var(--brand-primary) 100%);
  border-radius: 8px;
  padding: var(--space-4);
  margin: var(--space-4) 0;
  border-left: 4px solid var(--brand-secondary);
}

.config-info-box-title {
  color: var(--brand-secondary);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.config-info-box-text {
  color: rgba(255, 255, 255, 0.9);
  font-size: 13px;
  line-height: 1.6;
  margin: 0;
}

/* Override white text when inside warning box (red bg = needs dark text) */
.config-warning-box .config-info-box-text {
  color: var(--brand-text);
}

/* Warning Box */
.config-warning-box {
  background-color: var(--color-error-light);
  border-radius: 8px;
  padding: var(--space-4);
  margin: var(--space-4) 0;
  border-left: 4px solid var(--color-error);
}

.config-warning-title {
  color: var(--color-error);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Buttons */
.config-button {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-dark) 100%);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  margin-top: var(--space-3);
  transition: opacity var(--transition);
}

.config-button:hover {
  opacity: 0.9;
}

.config-button-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  background-color: transparent;
  color: var(--brand-primary);
  border: 1px solid var(--brand-primary);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  margin-top: var(--space-3);
  margin-left: var(--space-3);
  transition: background-color var(--transition);
}

.config-button-secondary:hover {
  background-color: var(--brand-surface-elevated);
}

/* Platform Tabs — D4S underline style */
.config-platform-tabs {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  border-bottom: 2px solid var(--brand-border);
}

.config-platform-tab {
  padding: var(--space-2) var(--space-4);
  background-color: transparent;
  color: var(--brand-text-muted);
  border: none;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  font-size: 13px;
  cursor: pointer;
  margin-bottom: -2px;
  transition: all var(--transition);
}

.config-platform-tab:hover {
  color: var(--brand-primary);
}

.config-platform-tab.active {
  color: var(--brand-primary);
  border-bottom-color: var(--brand-primary);
  font-weight: 600;
}

/* App Store Button */
.config-app-store-button {
  display: inline-block;
  margin-top: var(--space-4);
}

.config-app-store-img {
  height: 44px;
}

/* Feature Grid */
.config-feature-grid {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.config-feature-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background-color: var(--brand-surface-elevated);
  border-radius: 8px;
  border: 1px solid var(--brand-border);
}

.config-feature-icon {
  font-size: 24px;
}

.config-feature-name {
  color: var(--brand-primary-dark);
  font-weight: 600;
  font-size: 14px;
}

.config-feature-desc {
  color: var(--brand-text-muted);
  font-size: 12px;
}

/* Device Grid */
.config-device-grid {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.config-device-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  background-color: var(--brand-surface-elevated);
  border-radius: 8px;
  border: 1px solid var(--brand-border);
}

.config-device-icon {
  font-size: 32px;
}

.config-device-info {
  flex: 1;
}

.config-device-name {
  color: var(--brand-primary-dark);
  font-weight: 600;
  font-size: 15px;
}

.config-device-note {
  color: var(--brand-text-muted);
  font-size: 12px;
}

.config-device-status {
  padding: var(--space-1) var(--space-3);
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
}

.config-device-status.available {
  background-color: var(--color-success-light);
  color: var(--color-success);
}

.config-device-status.coming-soon {
  background-color: var(--brand-surface-elevated);
  color: var(--brand-text-muted);
}