/* ============================================================
   Comparison Pages — Critical (above-fold) Styles
   File    : public/assets/css/comparison-critical.css
   Usage   : Synchronous <link> in <head>. Always loaded when
             pageStyles includes 'comparison'.
   ============================================================ */

/* ── Base layout / Design tokens ──────────────────────── */
.tp-comparison {
  --cmp-radius: 16px;
  --cmp-radius-sm: 10px;
  --cmp-surface: #ffffff;
  --cmp-bg: #f5f7fa;
  --cmp-border: #e9ecef;
  --cmp-primary: #d32f2f;
  --cmp-primary-hover: #b71c1c;
  --cmp-primary-light: rgba(211, 47, 47, 0.08);
  --cmp-success: #198754;
  --cmp-text: #1a1d21;
  --cmp-text-secondary: #6c757d;
  --cmp-text-muted: #adb5bd;
  --cmp-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  --cmp-shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.08);
}

/* ── Breadcrumb ───────────────────────────────────────── */
.tp-comparison__breadcrumb {
  padding: 16px 0 0;
}
.tp-comparison__breadcrumb .breadcrumb {
  margin-bottom: 0;
}

/* ── Hero ─────────────────────────────────────────────── */
.tp-comparison__hero {
  position: relative;
  padding: 40px 0 32px;
  overflow: hidden;
}
.tp-comparison__hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #fff5f5 0%, #fff 50%, #f8f9fa 100%);
  z-index: 0;
}
.tp-comparison__hero-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: var(--cmp-radius-sm);
  background: var(--cmp-primary-light);
  color: var(--cmp-primary);
  font-size: 1.4rem;
  flex-shrink: 0;
}
.tp-comparison__hero-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--cmp-text);
  line-height: 1.25;
}
.tp-comparison__hero-desc {
  font-size: 1.05rem;
  color: var(--cmp-text-secondary);
  line-height: 1.6;
  max-width: 600px;
  margin-bottom: 12px;
}
.tp-comparison__hero-support {
  font-size: 0.9rem;
  color: var(--cmp-text-muted);
  line-height: 1.5;
  margin-bottom: 20px;
}
.tp-comparison__hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tp-comparison__trust-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--cmp-surface);
  border: 1px solid var(--cmp-border);
  border-radius: 50rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--cmp-text-secondary);
}
.tp-comparison__trust-pill i {
  color: var(--cmp-primary);
  font-size: 0.85rem;
}

/* ── Service Switcher ─────────────────────────────────── */
.tp-comparison__switcher {
  background: var(--cmp-surface);
  border-bottom: 1px solid var(--cmp-border);
  padding: 12px 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.tp-comparison__switcher-inner {
  display: flex;
  gap: 4px;
  min-width: max-content;
}
.tp-comparison__switcher-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--cmp-radius-sm);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--cmp-text-secondary);
  text-decoration: none;
  white-space: nowrap;
  transition: color 150ms ease, background-color 150ms ease, border-color 150ms ease, opacity 150ms ease, transform 150ms ease;
}
.tp-comparison__switcher-item:hover {
  background: var(--cmp-bg);
  color: var(--cmp-text);
}
.tp-comparison__switcher-item.active {
  background: var(--cmp-primary);
  color: #fff;
}
.tp-comparison__switcher-item i {
  font-size: 1rem;
}

/* ── Main form area ───────────────────────────────────── */
.tp-comparison__main {
  padding: 32px 0 48px;
  background: var(--cmp-bg);
}
.tp-comparison__form-col {
  min-width: 0;
}
.tp-comparison__sidebar-col {
  min-width: 0;
}

/* ── Form card ────────────────────────────────────────── */
.tp-comparison__form-card {
  position: relative;
  background: var(--cmp-surface);
  border: 1px solid var(--cmp-border);
  border-radius: var(--cmp-radius);
  padding: 32px;
  box-shadow: var(--cmp-shadow);
}

/* ── Stepper ──────────────────────────────────────────── */
.tp-comparison__stepper {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 28px;
}
.tp-comparison__step {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
}
.tp-comparison__step:last-child {
  flex: 0 0 auto;
}
.tp-comparison__step-number {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--cmp-bg);
  color: var(--cmp-text-muted);
  flex-shrink: 0;
  transition: color 250ms ease, background-color 250ms ease, border-color 250ms ease, opacity 250ms ease, transform 250ms ease;
}
.tp-comparison__step--active .tp-comparison__step-number {
  background: var(--cmp-primary);
  color: #fff;
}
.tp-comparison__step--completed .tp-comparison__step-number {
  background: var(--cmp-success);
  color: #fff;
}
.tp-comparison__step-label {
  font-size: 0.8rem;
  color: var(--cmp-text-muted);
  white-space: nowrap;
  display: none;
}
@media (min-width: 576px) {
  .tp-comparison__step-label {
    display: inline;
  }
}
.tp-comparison__step--active .tp-comparison__step-label {
  color: var(--cmp-primary);
  font-weight: 600;
  display: inline;
}
.tp-comparison__step--completed .tp-comparison__step-label {
  color: var(--cmp-success);
}
.tp-comparison__step-connector {
  flex: 1;
  height: 2px;
  background: var(--cmp-border);
  margin: 0 12px;
}
.tp-comparison__step--completed + .tp-comparison__step-connector {
  background: var(--cmp-success);
}

/* ── Form steps (show/hide) ───────────────────────────── */
.tp-comparison__form-step {
  display: none;
}
.tp-comparison__form-step--active {
  display: block;
}

/* Fade-in + slide-up when a step becomes active after skeleton */
.tp-comparison__form-step--entering {
  animation: cmp-fade-slide-up 0.3s ease-out forwards;
}

@keyframes cmp-fade-slide-up {
  0% {
    opacity: 0;
    transform: translateY(10px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── Form fields ──────────────────────────────────────── */
.tp-comparison__fieldset {
  border: none;
  padding: 0;
  margin: 0 0 24px;
}
.tp-comparison__legend {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--cmp-text);
  margin-bottom: 14px;
  padding: 0;
  display: block;
}
.tp-comparison__select-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tp-comparison__select-btn {
  position: relative;
}
.tp-comparison__select-btn input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.tp-comparison__select-btn label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border: 1.5px solid var(--cmp-border);
  border-radius: var(--cmp-radius-sm);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--cmp-text-secondary);
  cursor: pointer;
  transition: color 150ms ease, background-color 150ms ease, border-color 150ms ease, opacity 150ms ease, transform 150ms ease;
  background: var(--cmp-surface);
}
.tp-comparison__select-btn label:hover {
  border-color: var(--cmp-primary);
  color: var(--cmp-primary);
  background: var(--cmp-primary-light);
}
.tp-comparison__select-btn input:checked + label {
  border-color: var(--cmp-primary);
  color: var(--cmp-primary);
  background: var(--cmp-primary-light);
}

/* ── Checkbox group ───────────────────────────────────── */
.tp-comparison__check-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
}
.tp-comparison__check-item {
  display: flex;
  align-items: center;
  gap: 8px;
}
.tp-comparison__check-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  border: 2px solid var(--cmp-border);
  accent-color: var(--cmp-primary);
  cursor: pointer;
}
.tp-comparison__check-item label {
  font-size: 0.88rem;
  color: var(--cmp-text);
  cursor: pointer;
}

/* ── Form actions ─────────────────────────────────────── */
.tp-comparison__form-actions {
  display: flex;
  gap: 12px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--cmp-border);
}
.tp-comparison__form-actions .btn {
  border-radius: var(--cmp-radius-sm);
  padding: 0.65rem 1.5rem;
  font-weight: 600;
}

/* ── Selection summary sidebar ────────────────────────── */
@media (min-width: 992px) {
  .tp-comparison__summary {
    position: sticky;
    top: 100px;
  }
}
.tp-comparison__summary-card {
  background: var(--cmp-surface);
  border: 1px solid var(--cmp-border);
  border-radius: var(--cmp-radius);
  padding: 24px;
  box-shadow: var(--cmp-shadow);
}
.tp-comparison__summary-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--cmp-text);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
}
.tp-comparison__summary-list {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.tp-comparison__summary-row {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.tp-comparison__summary-row dt {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--cmp-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.tp-comparison__summary-row dd {
  font-size: 0.88rem;
  color: var(--cmp-text);
  margin: 0;
  font-weight: 500;
}
.tp-comparison__summary-cta {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--cmp-border);
}
.tp-comparison__summary-cta .btn {
  border-radius: var(--cmp-radius-sm);
  font-weight: 600;
  padding: 0.75rem 1rem;
}

/* ── Step-transition skeleton overlay ────────────────── */
.tp-comparison__skeleton {
  display: none;
  position: absolute;
  inset: 0;
  background: var(--cmp-surface);
  border-radius: var(--cmp-radius);
  z-index: 10;
  padding: 32px;
}

.tp-comparison__skeleton--visible {
  display: block;
}

.tp-comparison__skeleton-group {
  margin-bottom: 24px;
}

.tp-comparison__skeleton-line {
  height: 14px;
  border-radius: 7px;
  background: linear-gradient(
    90deg,
    var(--cmp-bg) 25%,
    #e8ecf1 50%,
    var(--cmp-bg) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.4s ease-in-out infinite;
}

.tp-comparison__skeleton-label {
  width: 35%;
  height: 11px;
  margin-bottom: 10px;
  border-radius: 5.5px;
}

.tp-comparison__skeleton-label--short {
  width: 22%;
}

.tp-comparison__skeleton-input {
  width: 100%;
  height: 44px;
  border-radius: var(--cmp-radius-sm);
}

.tp-comparison__skeleton-btn {
  width: 130px;
  height: 42px;
  border-radius: var(--cmp-radius-sm);
}

.tp-comparison__skeleton-divider {
  height: 1px;
  background: var(--cmp-border);
  margin: 28px 0 20px;
}

@keyframes skeleton-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

@media (max-width: 575.98px) {
  .tp-comparison__skeleton {
    padding: 20px;
  }
}

/* ── Mobile summary toggle ────────────────────────────── */
.tp-comparison__summary-toggle {
  display: none;
  width: 100%;
  text-align: left;
  padding: 12px 16px;
  background: var(--cmp-surface);
  border: 1px solid var(--cmp-border);
  border-radius: var(--cmp-radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--cmp-text);
  cursor: pointer;
  margin-bottom: 12px;
}

/* ── Responsive: tablet/mobile (affects above-fold) ──── */
@media (max-width: 991.98px) {
  .tp-comparison__sidebar-col {
    order: -1;
    margin-bottom: 20px;
  }
  .tp-comparison__summary-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .tp-comparison__summary {
    display: none;
  }
  .tp-comparison__summary--open {
    display: block;
  }
  .tp-comparison__switcher-inner {
    padding: 0 4px;
  }
}

@media (max-width: 767.98px) {
  .tp-comparison__hero {
    padding: 24px 0;
  }
  .tp-comparison__hero-title {
    font-size: 1.35rem;
  }
  .tp-comparison__hero-desc {
    font-size: 0.92rem;
  }
  .tp-comparison__switcher {
    padding: 8px 0;
  }
  .tp-comparison__switcher-item {
    padding: 6px 12px;
    font-size: 0.82rem;
  }
}

@media (max-width: 575.98px) {
  .tp-comparison__form-card {
    padding: 16px;
  }
  .tp-comparison__select-btn label {
    padding: 6px 14px;
    font-size: 0.82rem;
  }
}
