/* ============================================
   REDRAG Tools — Components CSS
   Reusable UI Components
   Version: 2.0.0
   ============================================ */

/* ------------------------------------------
   1. BUTTONS
   ------------------------------------------ */

/* Base button */
.rt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--rt-space-2);
  padding: 13px 28px;
  border-radius: var(--rt-radius-sm);
  font-size: var(--rt-text-small);
  font-weight: var(--rt-weight-bold);
  font-family: inherit;
  cursor: pointer;
  transition: var(--rt-transition);
  border: none;
  line-height: 1;
  white-space: nowrap;
}

.rt-btn:disabled,
.rt-btn[aria-disabled="true"] {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none !important;
  transform: none !important;
}

/* Primary */
.rt-btn--primary {
  background: linear-gradient(135deg, var(--rt-primary), var(--rt-primary-dark));
  color: white;
  box-shadow: var(--rt-shadow-glow);
}

.rt-btn--primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--rt-shadow-glow-lg);
}

.rt-btn--primary:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: none;
  background: var(--rt-primary-dark);
}

/* Secondary */
.rt-btn--secondary {
  background: var(--rt-bg-input);
  color: var(--rt-text-secondary);
  border: 1px solid var(--rt-border-default);
}

.rt-btn--secondary:hover:not(:disabled) {
  background: var(--rt-bg-card-hover);
  color: var(--rt-text-primary);
  border-color: var(--rt-border-hover);
}

/* Ghost */
.rt-btn--ghost {
  background: transparent;
  color: var(--rt-text-secondary);
  padding: 8px 16px;
}

.rt-btn--ghost:hover:not(:disabled) {
  color: var(--rt-text-primary);
  background: rgba(255, 255, 255, 0.03);
}

/* Filter */
.rt-btn--filter {
  padding: 7px 14px;
  background: var(--rt-bg-input);
  border: 1px solid var(--rt-border-default);
  border-radius: var(--rt-radius-sm);
  color: var(--rt-text-secondary);
  font-size: var(--rt-text-small);
  font-weight: var(--rt-weight-semibold);
  font-family: inherit;
  cursor: pointer;
  transition: var(--rt-transition);
}

.rt-btn--filter:hover {
  border-color: var(--rt-border-hover);
  color: var(--rt-text-primary);
}

.rt-btn--filter.is-active {
  background: rgba(230, 57, 70, 0.15);
  border-color: var(--rt-primary);
  color: var(--rt-primary-light);
}

/* Danger */
.rt-btn--danger {
  background: var(--rt-danger);
  color: white;
}

.rt-btn--danger:hover:not(:disabled) {
  background: #dc2626;
  transform: translateY(-2px);
}

/* Icon-only button */
.rt-btn--icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--rt-radius-sm);
  background: var(--rt-bg-input);
  border: 1px solid var(--rt-border-default);
  color: var(--rt-text-secondary);
  font-size: 18px;
}

.rt-btn--icon:hover:not(:disabled) {
  background: var(--rt-bg-card-hover);
  color: var(--rt-text-primary);
  border-color: var(--rt-border-hover);
}

/* Button sizes */
.rt-btn--sm {
  padding: 8px 16px;
  font-size: var(--rt-text-small);
}

.rt-btn--lg {
  padding: 16px 36px;
  font-size: 16px;
}

/* Full width */
.rt-btn--full {
  width: 100%;
}

/* ------------------------------------------
   2. CARDS
   ------------------------------------------ */

/* Base card */
.rt-card {
  background: var(--rt-bg-card);
  border: 1px solid var(--rt-border-default);
  border-radius: var(--rt-radius);
  padding: var(--rt-space-5);
  transition: var(--rt-transition);
}

.rt-card:hover {
  border-color: var(--rt-border-hover);
}

/* Hover lift variant */
.rt-card--hover:hover {
  border-color: var(--rt-border-hover);
  transform: translateY(-4px);
  box-shadow: var(--rt-shadow-lg);
  background: var(--rt-bg-card-hover);
}

/* Top accent */
.rt-card--accent-top {
  position: relative;
  overflow: hidden;
}

.rt-card--accent-top::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--rt-primary), var(--rt-primary-light));
  transform: scaleX(0);
  transition: var(--rt-transition);
  transform-origin: left;
}

.rt-card--accent-top:hover::before {
  transform: scaleX(1);
}

/* Left accent (selected state) */
.rt-card--accent-left.is-selected {
  background: rgba(230, 57, 70, 0.06);
  border-left: 3px solid var(--rt-primary);
}

/* Feature card */
.rt-card--feature {
  padding: var(--rt-space-6);
}

/* Stat card */
.rt-card--stat {
  padding: 14px 10px;
  text-align: center;
}

/* Guide card */
.rt-card--guide {
  text-decoration: none;
  color: inherit;
  display: block;
}

/* Result card */
.rt-card--result {
  background: linear-gradient(180deg, var(--rt-bg-card) 0%, var(--rt-bg-elevated) 100%);
}

/* Skeleton card */
.rt-card--skeleton {
  background: linear-gradient(90deg, var(--rt-bg-card) 25%, var(--rt-bg-elevated) 50%, var(--rt-bg-card) 75%);
  background-size: 200% 100%;
  animation: rt-skeleton-shimmer 1.5s infinite;
  border: none;
}

/* Disabled card */
.rt-card.is-disabled {
  opacity: 0.5;
  pointer-events: none;
}

/* ------------------------------------------
   3. INPUTS
   ------------------------------------------ */

.rt-input {
  width: 100%;
  padding: 14px 18px;
  background: var(--rt-bg-input);
  border: 1px solid var(--rt-border-default);
  border-radius: var(--rt-radius-sm);
  color: var(--rt-text-primary);
  font-size: var(--rt-text-body);
  font-family: inherit;
  transition: var(--rt-transition);
  line-height: 1.5;
}

.rt-input:hover {
  border-color: var(--rt-border-hover);
}

.rt-input:focus {
  outline: none;
  border-color: var(--rt-border-focus);
  box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.1);
}

.rt-input::placeholder {
  color: var(--rt-text-muted);
  font-weight: var(--rt-weight-regular);
}

.rt-input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Search input with icon */
.rt-input--search {
  padding-left: 48px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%237a7a8a' viewBox='0 0 16 16'%3E%3Cpath d='M11.742 10.344a6.5 6.5 0 1 0-1.397 1.398h-.001c.03.04.062.078.098.115l3.85 3.85a1 1 0 0 0 1.415-1.414l-3.85-3.85a1.007 1.007 0 0 0-.115-.1zM12 6.5a5.5 5.5 0 1 1-11 0 5.5 5.5 0 0 1 11 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: 16px center;
}

/* Number input */
.rt-input--number {
  text-align: right;
}

/* Input with clear button */
.rt-input-wrap {
  position: relative;
}

.rt-input-wrap .rt-input-clear {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--rt-text-muted);
  font-size: 18px;
  cursor: pointer;
  padding: 4px;
  line-height: 1;
  display: none;
}

.rt-input-wrap .rt-input-clear.is-visible {
  display: block;
}

/* ------------------------------------------
   4. SELECT / DROPDOWN
   ------------------------------------------ */

.rt-select {
  position: relative;
}

.rt-select__trigger {
  width: 100%;
  padding: 12px 16px;
  background: var(--rt-bg-input);
  border: 1px solid var(--rt-border-default);
  border-radius: var(--rt-radius-sm);
  color: var(--rt-text-primary);
  font-size: var(--rt-text-small);
  font-weight: var(--rt-weight-semibold);
  font-family: inherit;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--rt-transition);
}

.rt-select__trigger:hover {
  border-color: var(--rt-border-hover);
}

.rt-select__trigger[aria-expanded="true"] {
  border-color: var(--rt-border-focus);
  box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.1);
}

.rt-select__trigger[aria-expanded="true"] .rt-select__chevron {
  transform: rotate(180deg);
}

.rt-select__chevron {
  transition: transform 0.2s ease;
  font-size: 12px;
  color: var(--rt-text-muted);
}

.rt-select__dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--rt-bg-card);
  border: 1px solid var(--rt-border-hover);
  border-radius: var(--rt-radius-sm);
  box-shadow: var(--rt-shadow-lg);
  max-height: 280px;
  overflow-y: auto;
  z-index: var(--rt-z-dropdown);
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.rt-select__dropdown.is-open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.rt-select__option {
  padding: 10px 16px;
  font-size: var(--rt-text-small);
  font-weight: var(--rt-weight-medium);
  color: var(--rt-text-secondary);
  cursor: pointer;
  transition: var(--rt-transition-fast);
}

.rt-select__option:hover {
  background: rgba(255, 255, 255, 0.03);
  color: var(--rt-text-primary);
}

.rt-select__option.is-selected {
  color: var(--rt-primary);
  background: rgba(230, 57, 70, 0.08);
}

.rt-select__option.is-disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ------------------------------------------
   5. TABLES
   ------------------------------------------ */

.rt-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--rt-text-small);
  border-radius: var(--rt-radius-sm);
  overflow: hidden;
  border: 1px solid var(--rt-border-default);
}

.rt-table th,
.rt-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--rt-border-default);
}

.rt-table th {
  background: var(--rt-bg-input);
  font-weight: var(--rt-weight-bold);
  color: var(--rt-text-primary);
  text-transform: uppercase;
  font-size: var(--rt-text-xs);
  letter-spacing: 0.8px;
}

.rt-table td {
  color: var(--rt-text-secondary);
}

.rt-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

.rt-table tbody tr:last-child td {
  border-bottom: none;
}

/* Responsive table wrapper */
.rt-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
  .rt-table th,
  .rt-table td {
    padding: 8px 10px;
    font-size: 12px;
  }
}

/* ------------------------------------------
   6. FORMS
   ------------------------------------------ */

.rt-form-group {
  margin-bottom: var(--rt-space-4);
}

.rt-form-label {
  display: block;
  font-size: var(--rt-text-small);
  font-weight: var(--rt-weight-semibold);
  color: var(--rt-text-secondary);
  margin-bottom: var(--rt-space-2);
}

.rt-form-helper {
  font-size: 12px;
  color: var(--rt-text-muted);
  margin-top: var(--rt-space-2);
}

/* ------------------------------------------
   7. TAGS / BADGES
   ------------------------------------------ */

.rt-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  border-radius: var(--rt-radius-full);
  font-size: var(--rt-text-xs);
  font-weight: var(--rt-weight-semibold);
  border: 1px solid;
  line-height: 1;
}

.rt-tag--live {
  background: rgba(34, 197, 94, 0.1);
  color: #4ade80;
  border-color: rgba(34, 197, 94, 0.25);
}

.rt-tag--coming {
  background: rgba(245, 158, 11, 0.1);
  color: #fbbf24;
  border-color: rgba(245, 158, 11, 0.25);
}

.rt-tag--neutral {
  background: rgba(255, 255, 255, 0.03);
  color: var(--rt-text-muted);
  border-color: var(--rt-border-default);
}

.rt-tag--primary {
  background: rgba(230, 57, 70, 0.1);
  color: var(--rt-primary-light);
  border-color: rgba(230, 57, 70, 0.25);
}

/* ------------------------------------------
   8. PROGRESS BARS
   ------------------------------------------ */

.rt-progress {
  margin: var(--rt-space-4) 0;
}

.rt-progress__label {
  display: flex;
  justify-content: space-between;
  font-size: var(--rt-text-xs);
  margin-bottom: var(--rt-space-2);
  color: var(--rt-text-secondary);
  font-weight: var(--rt-weight-semibold);
}

.rt-progress__track {
  height: 22px;
  background: var(--rt-bg-input);
  border-radius: 11px;
  overflow: hidden;
  border: 1px solid var(--rt-border-default);
}

.rt-progress__fill {
  height: 100%;
  border-radius: 11px;
  transition: width 0.6s ease, background-color 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 10px;
  font-size: var(--rt-text-xs);
  font-weight: var(--rt-weight-extrabold);
  color: white;
  min-width: 36px;
}

.rt-progress__fill--safe {
  background: linear-gradient(90deg, #16a34a, var(--rt-success));
}

.rt-progress__fill--warning {
  background: linear-gradient(90deg, #d97706, var(--rt-warning));
  color: #000;
}

.rt-progress__fill--danger {
  background: linear-gradient(90deg, #dc2626, var(--rt-danger));
}

/* ------------------------------------------
   9. STAT BOXES
   ------------------------------------------ */

.rt-stat__value {
  font-size: 20px;
  font-weight: var(--rt-weight-extrabold);
  color: var(--rt-text-primary);
  letter-spacing: -0.5px;
  line-height: 1.2;
}

.rt-stat__label {
  font-size: var(--rt-text-xs);
  color: var(--rt-text-muted);
  margin-top: var(--rt-space-1);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  font-weight: var(--rt-weight-semibold);
}

/* ------------------------------------------
   10. INSIGHT BOXES
   ------------------------------------------ */

.rt-insight {
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: var(--rt-radius-sm);
  padding: var(--rt-space-4);
  font-size: var(--rt-text-small);
  line-height: 1.7;
  color: var(--rt-text-secondary);
}

.rt-insight__title {
  font-weight: var(--rt-weight-extrabold);
  color: #60a5fa;
  margin-bottom: var(--rt-space-2);
  font-size: var(--rt-text-xs);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.rt-insight--danger {
  background: rgba(239, 68, 68, 0.08);
  border-color: rgba(239, 68, 68, 0.2);
}

.rt-insight--danger .rt-insight__title {
  color: var(--rt-danger);
}

/* ------------------------------------------
   11. SELECTED CHIPS
   ------------------------------------------ */

.rt-chip {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background: var(--rt-bg-input);
  border-radius: var(--rt-radius-sm);
  border: 1px solid var(--rt-border-default);
  font-size: var(--rt-text-small);
  margin-bottom: var(--rt-space-1);
}

.rt-chip__remove {
  background: none;
  border: none;
  color: var(--rt-danger);
  font-size: 18px;
  cursor: pointer;
  padding: 0 4px;
  line-height: 1;
  transition: var(--rt-transition-fast);
}

.rt-chip__remove:hover {
  color: #ff6b6b;
  transform: scale(1.2);
}

/* ------------------------------------------
   12. TOOLTIPS
   ------------------------------------------ */

.rt-tooltip {
  position: absolute;
  background: var(--rt-bg-card);
  border: 1px solid var(--rt-border-hover);
  border-radius: var(--rt-radius-sm);
  padding: 8px 12px;
  font-size: var(--rt-text-small);
  color: var(--rt-text-secondary);
  box-shadow: var(--rt-shadow-lg);
  z-index: var(--rt-z-dropdown);
  pointer-events: none;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  max-width: 240px;
  line-height: 1.5;
}

.rt-tooltip.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.rt-tooltip--top { bottom: calc(100% + 8px); }
.rt-tooltip--bottom { top: calc(100% + 8px); }

/* ------------------------------------------
   13. TOAST NOTIFICATIONS
   ------------------------------------------ */

.rt-toast-container {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--rt-z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--rt-space-2);
  pointer-events: none;
}

.rt-toast {
  background: var(--rt-bg-card);
  border: 1px solid var(--rt-border-default);
  color: var(--rt-text-primary);
  padding: 14px 28px;
  border-radius: var(--rt-radius-sm);
  font-size: var(--rt-text-small);
  font-weight: var(--rt-weight-bold);
  box-shadow: var(--rt-shadow-lg);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: var(--rt-space-3);
  min-width: 200px;
}

.rt-toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.rt-toast--success {
  border-color: var(--rt-success);
  background: rgba(34, 197, 94, 0.05);
}

.rt-toast--error {
  border-color: var(--rt-danger);
  background: rgba(239, 68, 68, 0.05);
}

.rt-toast--info {
  border-color: var(--rt-info);
  background: rgba(59, 130, 246, 0.05);
}

.rt-toast--warning {
  border-color: var(--rt-warning);
  background: rgba(245, 158, 11, 0.05);
}

/* ------------------------------------------
   14. MODALS
   ------------------------------------------ */

.rt-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: var(--rt-z-overlay);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.rt-modal-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}

.rt-modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  background: var(--rt-bg-card);
  border: 1px solid var(--rt-border-hover);
  border-radius: var(--rt-radius-lg);
  box-shadow: var(--rt-shadow-lg);
  z-index: var(--rt-z-modal);
  max-width: 90vw;
  max-height: 90vh;
  overflow: auto;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.rt-modal.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, -50%) scale(1);
}

.rt-modal--sm { width: 400px; }
.rt-modal--md { width: 560px; }
.rt-modal--lg { width: 720px; }
.rt-modal--full { width: 95vw; height: 95vh; }

.rt-modal__header {
  padding: var(--rt-space-5);
  border-bottom: 1px solid var(--rt-border-default);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.rt-modal__title {
  font-size: var(--rt-text-h3);
  font-weight: var(--rt-weight-extrabold);
}

.rt-modal__close {
  background: none;
  border: none;
  color: var(--rt-text-muted);
  font-size: 24px;
  cursor: pointer;
  padding: 4px;
  line-height: 1;
  transition: var(--rt-transition-fast);
}

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

.rt-modal__body {
  padding: var(--rt-space-5);
}

.rt-modal__footer {
  padding: var(--rt-space-4) var(--rt-space-5);
  border-top: 1px solid var(--rt-border-default);
  display: flex;
  justify-content: flex-end;
  gap: var(--rt-space-3);
}

/* ------------------------------------------
   15. LOADING SPINNER
   ------------------------------------------ */

.rt-spinner {
  display: inline-block;
  width: 24px;
  height: 24px;
  border: 2px solid var(--rt-border-default);
  border-top-color: var(--rt-primary);
  border-radius: 50%;
  animation: rt-spin 0.8s linear infinite;
}

.rt-spinner--sm { width: 16px; height: 16px; border-width: 2px; }
.rt-spinner--lg { width: 40px; height: 40px; border-width: 3px; }
.rt-spinner--white { border-top-color: white; }
.rt-spinner--muted { border-top-color: var(--rt-text-muted); }

/* ------------------------------------------
   16. SKELETON
   ------------------------------------------ */

.rt-skeleton {
  background: linear-gradient(90deg, var(--rt-bg-card) 25%, var(--rt-bg-elevated) 50%, var(--rt-bg-card) 75%);
  background-size: 200% 100%;
  animation: rt-skeleton-shimmer 1.5s infinite;
  border-radius: var(--rt-radius-sm);
}

.rt-skeleton--text {
  height: 16px;
  margin-bottom: var(--rt-space-2);
}

.rt-skeleton--title {
  height: 24px;
  width: 60%;
  margin-bottom: var(--rt-space-3);
}

.rt-skeleton--circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

.rt-skeleton--card {
  height: 120px;
  border-radius: var(--rt-radius);
}

/* ------------------------------------------
   17. EMPTY STATES
   ------------------------------------------ */

.rt-empty {
  text-align: center;
  padding: var(--rt-space-8);
  color: var(--rt-text-muted);
}

.rt-empty__icon {
  font-size: 48px;
  margin-bottom: var(--rt-space-4);
  opacity: 0.3;
}

.rt-empty__text {
  font-size: var(--rt-text-body);
  color: var(--rt-text-secondary);
  max-width: 400px;
  margin: 0 auto;
}

/* ------------------------------------------
   18. BREADCRUMBS
   ------------------------------------------ */

.rt-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--rt-space-2);
  font-size: var(--rt-text-small);
  color: var(--rt-text-muted);
  margin-bottom: var(--rt-space-4);
}

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

.rt-breadcrumb a:hover {
  color: var(--rt-text-primary);
}

.rt-breadcrumb__sep {
  color: var(--rt-text-muted);
  font-size: var(--rt-text-xs);
}

.rt-breadcrumb__current {
  color: var(--rt-text-primary);
  font-weight: var(--rt-weight-semibold);
}

/* ------------------------------------------
   19. CONTENT SECTIONS
   ------------------------------------------ */

.rt-section-header {
  text-align: center;
  margin-bottom: var(--rt-space-8);
}

.rt-section-header h2 {
  margin-bottom: var(--rt-space-3);
}

.rt-section-header p {
  max-width: 560px;
  margin: 0 auto;
  font-size: var(--rt-text-body-lg);
}

/* Guides grid */
.rt-guides-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--rt-space-5);
  margin-top: var(--rt-space-6);
}

/* Features grid */
.rt-features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--rt-space-6);
}

/* Tools grid (hub page) */
.rt-tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: var(--rt-space-5);
}

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

/* ------------------------------------------
   20. HERO (Shared Component)
   ------------------------------------------ */

.rt-hero {
  position: relative;
  padding: 100px var(--rt-space-5) 80px;
  text-align: center;
  overflow: hidden;
}

.rt-hero__glow {
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, color-mix(in srgb, var(--rt-primary) 12%, transparent) 0%, transparent 70%);
  pointer-events: none;
}

.rt-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--rt-space-2);
  background: color-mix(in srgb, var(--rt-primary) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--rt-primary) 25%, transparent);
  padding: 8px 20px;
  border-radius: var(--rt-radius-full);
  font-size: var(--rt-text-small);
  font-weight: var(--rt-weight-semibold);
  color: var(--rt-primary);
  margin-bottom: var(--rt-space-5);
}

.rt-hero__title {
  font-size: var(--rt-text-hero);
  font-weight: var(--rt-weight-black);
  line-height: 1.1;
  margin-bottom: var(--rt-space-4);
  letter-spacing: -1.5px;
}

.rt-hero__title .rt-highlight {
  background: linear-gradient(135deg, var(--rt-primary), var(--rt-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.rt-hero__desc {
  font-size: var(--rt-text-body-lg);
  color: var(--rt-text-secondary);
  max-width: 640px;
  margin: 0 auto var(--rt-space-5);
  line-height: 1.7;
}

.rt-hero__stats {
  display: flex;
  justify-content: center;
  gap: var(--rt-space-8);
  flex-wrap: wrap;
}

.rt-hero__stat-num {
  font-size: 32px;
  font-weight: var(--rt-weight-extrabold);
  color: var(--rt-text-primary);
}

.rt-hero__stat-label {
  font-size: var(--rt-text-xs);
  color: var(--rt-text-muted);
  font-weight: var(--rt-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

@media (max-width: 768px) {
  .rt-hero {
    padding: 60px var(--rt-space-4) 50px;
  }
  .rt-hero__stats {
    gap: var(--rt-space-5);
  }
}

/* ==========================================
   21. FAQ (Shared Component)
   ========================================== */

.rt-faq__item {
  background: var(--rt-bg-card);
  border: 1px solid var(--rt-border-default);
  border-radius: var(--rt-radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
  transition: var(--rt-transition);
}

.rt-faq__item:hover {
  border-color: var(--rt-border-hover);
}

.rt-faq__question {
  padding: 18px 22px;
  font-weight: var(--rt-weight-bold);
  font-size: var(--rt-text-body);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--rt-transition);
  user-select: none;
}

.rt-faq__question:hover {
  color: var(--rt-primary-light);
}

.rt-faq__icon {
  width: 28px;
  height: 28px;
  background: var(--rt-bg-elevated);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--rt-primary);
  transition: var(--rt-transition);
  flex-shrink: 0;
  margin-left: 12px;
}

.rt-faq__item.is-active .rt-faq__icon {
  transform: rotate(45deg);
  background: var(--rt-primary);
  color: white;
}

.rt-faq__answer {
  padding: 0 22px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  color: var(--rt-text-secondary);
  font-size: var(--rt-text-body);
  line-height: 1.8;
}

.rt-faq__item.is-active .rt-faq__answer {
  padding: 0 22px 18px;
  max-height: 600px;
}

.rt-faq__answer ul,
.rt-faq__answer ol {
  padding-left: var(--rt-space-5);
  margin-bottom: var(--rt-space-3);
}

.rt-faq__answer li {
  margin-bottom: var(--rt-space-2);
}
/* ==========================================
   22. TOOL CARDS
   ========================================== */

.rt-tool-card {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.rt-tool-card--soon {
  opacity: 0.55;
  cursor: default;
}

.rt-tool-card--soon:hover {
  border-color: var(--rt-border-default);
  transform: none;
  box-shadow: none;
  background: var(--rt-bg-card);
}

.rt-tool-arrow {
  position: absolute;
  top: 32px;
  right: 32px;
  width: 36px;
  height: 36px;
  background: var(--rt-bg-elevated);
  border: 1px solid var(--rt-border-default);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--rt-text-muted);
  transition: var(--rt-transition);
  opacity: 0;
  transform: translateX(-8px);
}

.rt-tool-card:hover .rt-tool-arrow {
  opacity: 1;
  transform: translateX(0);
  background: var(--rt-primary);
  border-color: var(--rt-primary);
  color: white;
}

@media (max-width: 768px) {
  .rt-tool-arrow {
    display: none;
  }
}
/* ==========================================
   TOOL THUMBNAILS (For Cards)
   ========================================== */
.rt-tool-thumb {
  height: 150px;
  margin: -24px -24px 20px -24px;
  border-radius: 12px 12px 0 0;
  overflow: hidden;
  background: var(--rt-surface-variant);
  border-bottom: 1px solid var(--rt-border-default);
  position: relative;
}
.rt-tool-thumb::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(10,10,10,0.8) 100%);
  pointer-events: none;
}
.rt-tool-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.8;
  transition: opacity 0.3s ease, transform 0.5s ease;
}
.rt-card--hover:hover .rt-tool-thumb img {
  opacity: 1;
  transform: scale(1.05);
}