/**
 * components.css — Futuristic Diagnostics Lab UI Components
 */

/* ==========================================================================
   1. Buttons & Interactive Controls
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 44px;
  min-width: 44px;
  padding: 0 var(--space-5);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  user-select: none;
  white-space: nowrap;
  border: 1px solid transparent;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background-color: var(--color-brand-primary);
  color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(31, 94, 255, 0.25);
}

.btn-primary:hover {
  background-color: #174BD8;
  box-shadow: 0 4px 12px rgba(31, 94, 255, 0.35);
}

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

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

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

.btn-outline:hover {
  background-color: var(--color-brand-glow);
}

.btn-danger {
  background-color: var(--color-error);
  color: #FFFFFF;
}

.btn-danger:hover {
  background-color: #DC2626;
}

.btn-icon {
  padding: 0;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border-subtle);
}

.btn-icon:hover {
  color: var(--color-text-primary);
  border-color: var(--color-border-medium);
  background-color: var(--color-bg-subtle);
}

.btn-lg {
  min-height: 52px;
  padding: 0 var(--space-8);
  font-size: var(--font-size-base);
}

/* ==========================================================================
   2. Capability Tier Badges & Status Chips
   ========================================================================== */
.badge-tier {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.25rem 0.65rem;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
}

.badge-tier-a {
  color: var(--color-tier-a);
  background-color: var(--color-tier-a-bg);
  border: 1px solid rgba(2, 132, 199, 0.3);
}

.badge-tier-b {
  color: var(--color-tier-b);
  background-color: var(--color-tier-b-bg);
  border: 1px solid rgba(124, 58, 237, 0.3);
}

.badge-tier-c {
  color: var(--color-tier-c);
  background-color: var(--color-tier-c-bg);
  border: 1px solid rgba(217, 119, 6, 0.3);
}

.badge-tier-d {
  color: var(--color-tier-d);
  background-color: var(--color-tier-d-bg);
  border: 1px solid rgba(71, 85, 105, 0.3);
}

/* Status Chips */
.status-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.35rem 0.85rem;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
}

.status-chip::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-ready {
  color: var(--color-text-secondary);
  background-color: var(--color-bg-subtle);
  border: 1px solid var(--color-border-subtle);
}
.status-ready::before { background-color: var(--color-text-muted); }

.status-running {
  color: var(--color-brand-primary);
  background-color: var(--color-brand-glow);
  border: 1px solid var(--color-brand-primary);
}
.status-running::before {
  background-color: var(--color-brand-primary);
  box-shadow: 0 0 8px var(--color-brand-primary);
  animation: pulse-dot 1.5s infinite;
}

.status-good {
  color: var(--color-success);
  background-color: var(--color-success-bg);
  border: 1px solid var(--color-success);
}
.status-good::before { background-color: var(--color-success); }

.status-warning {
  color: var(--color-warning);
  background-color: var(--color-warning-bg);
  border: 1px solid var(--color-warning);
}
.status-warning::before { background-color: var(--color-warning); }

.status-issue {
  color: var(--color-error);
  background-color: var(--color-error-bg);
  border: 1px solid var(--color-error);
}
.status-issue::before { background-color: var(--color-error); }

/* ==========================================================================
   3. Diagnostic Cards & Workstation Container
   ========================================================================== */
.card {
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.card-hover:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-medium);
}

.card-glowing:hover {
  border-color: rgba(var(--color-brand-primary-rgb), 0.4);
  box-shadow: var(--shadow-glow);
}

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
}

.card-title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

.card-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-normal);
  margin-bottom: var(--space-4);
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border-subtle);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Tool Testing Workstation Viewport */
.tool-viewport {
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.tool-controls-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border-subtle);
}

.tool-result-panel {
  margin-top: var(--space-6);
  padding: var(--space-6);
  background-color: var(--color-bg-subtle);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-brand-primary);
}

/* ==========================================================================
   4. Breadcrumbs, Forms, Modals & Search
   ========================================================================== */
.breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.breadcrumbs a {
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.breadcrumbs a:hover {
  color: var(--color-brand-primary);
}

.breadcrumb-separator {
  color: var(--color-border-medium);
}

/* Forms */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.form-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px var(--color-brand-glow);
  outline: none;
}

/* Global Search Modal */
.search-modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(8, 13, 21, 0.7);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: var(--space-16) var(--space-4);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.search-modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.search-modal-container {
  width: 100%;
  max-width: 640px;
  background-color: var(--color-bg-surface-elevated);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.search-input-wrapper {
  display: flex;
  align-items: center;
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border-subtle);
  gap: var(--space-3);
}

.search-input-field {
  width: 100%;
  border: none;
  background: transparent;
  font-size: var(--font-size-lg);
  color: var(--color-text-primary);
  outline: none;
}

.search-results-list {
  max-height: 420px;
  overflow-y: auto;
  padding: var(--space-2);
}

.search-result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  transition: background-color var(--transition-fast);
}

.search-result-item:hover, .search-result-item.selected {
  background-color: var(--color-bg-subtle);
  color: var(--color-brand-primary);
}

/* Accordion FAQs */
.faq-item {
  border-bottom: 1px solid var(--color-border-subtle);
}

.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) 0;
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  text-align: left;
}

.faq-trigger:hover {
  color: var(--color-brand-primary);
}

.faq-body {
  padding-bottom: var(--space-5);
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
}

/* Author & Trust Box */
.trust-box {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5);
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
}

.trust-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--color-bg-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-bold);
  color: var(--color-brand-primary);
}