/* SPK Pharma Labs — Lab Tests scoped styles
 * All selectors are namespaced under .lab-tests so nothing leaks onto
 * existing pages. Variables reuse the site's existing palette tokens
 * (oxblood, copper, cream, ink, parchment, aged-paper) so Lab Tests pages
 * look native to spkpharma.com without redefining the palette.
 */

.lab-tests {
  /* Site palette (kept in sync with the rest of spkpharma.com) */
  --lt-oxblood: #7A1F1F;
  --lt-parchment: #FAF6EC;
  --lt-copper: #B87333;
  --lt-cream: #F5EFE0;
  --lt-ink: #1A1A1A;
  --lt-aged-paper: #E8DCC0;

  /* Local additions */
  --lt-shadow-sm: 0 2px 6px rgba(26, 26, 26, 0.06);
  --lt-shadow-md: 0 8px 24px rgba(26, 26, 26, 0.10);
  --lt-radius: 4px;

  font-family: 'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;
  color: var(--lt-ink);
  background: var(--lt-parchment);
  line-height: 1.55;
}

.lab-tests *,
.lab-tests *::before,
.lab-tests *::after {
  box-sizing: border-box;
}

.lab-tests a {
  color: inherit;
  text-decoration: none;
}

.lab-tests img {
  max-width: 100%;
  height: auto;
  display: block;
}

.lab-tests .lt-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.lab-tests .lt-section {
  padding: 4rem 0;
}

.lab-tests .lt-display {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--lt-ink);
}

.lab-tests h1.lt-display { font-size: clamp(2rem, 5vw, 3.25rem); line-height: 1.1; margin: 0 0 1rem; }
.lab-tests h2.lt-display { font-size: clamp(1.5rem, 3vw, 2.25rem); line-height: 1.2; margin: 0 0 0.75rem; }
.lab-tests h3.lt-display { font-size: 1.5rem; line-height: 1.3; margin: 0 0 0.5rem; }

/* --- Hero -------------------------------------------------------------- */

.lab-tests .lt-hero {
  background: linear-gradient(135deg, var(--lt-aged-paper) 0%, var(--lt-cream) 50%, var(--lt-parchment) 100%);
  border-bottom: 2px solid rgba(122, 31, 31, 0.20);
  padding: 4rem 0 3rem;
}

.lab-tests .lt-hero__eyebrow {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: rgba(122, 31, 31, 0.10);
  color: var(--lt-oxblood);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--lt-radius);
  margin-bottom: 1rem;
}

.lab-tests .lt-hero__sub {
  font-size: 1.125rem;
  color: rgba(26, 26, 26, 0.75);
  max-width: 38rem;
  margin: 0 0 1.75rem;
}

.lab-tests .lt-hero__ctas {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.lab-tests .lt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-radius: var(--lt-radius);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background 0.15s, color 0.15s, border-color 0.15s, transform 0.15s;
  text-align: center;
  text-decoration: none;
}

.lab-tests .lt-btn--primary {
  background: var(--lt-oxblood);
  color: var(--lt-cream);
  border-color: var(--lt-oxblood);
}
.lab-tests .lt-btn--primary:hover {
  background: var(--lt-ink);
  border-color: var(--lt-ink);
}

.lab-tests .lt-btn--copper {
  background: var(--lt-copper);
  color: var(--lt-cream);
  border-color: var(--lt-copper);
}
.lab-tests .lt-btn--copper:hover { background: #9c5f2c; border-color: #9c5f2c; }

.lab-tests .lt-btn--ghost {
  background: transparent;
  color: var(--lt-ink);
  border-color: rgba(26, 26, 26, 0.20);
}
.lab-tests .lt-btn--ghost:hover { border-color: var(--lt-oxblood); color: var(--lt-oxblood); }

/* Trust strip */
.lab-tests .lt-trust {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(122, 31, 31, 0.20);
  max-width: 38rem;
}
@media (min-width: 720px) {
  .lab-tests .lt-trust { grid-template-columns: repeat(4, 1fr); }
}
.lab-tests .lt-trust__cell .lt-trust__n {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--lt-oxblood);
  line-height: 1;
}
.lab-tests .lt-trust__cell .lt-trust__l {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(26, 26, 26, 0.65);
  margin-top: 0.25rem;
}

/* --- Filters / chips --------------------------------------------------- */

.lab-tests .lt-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 1.25rem;
}

.lab-tests .lt-chip {
  padding: 0.45rem 0.9rem;
  border: 1px solid rgba(122, 31, 31, 0.25);
  background: var(--lt-cream);
  border-radius: 999px;
  font-size: 0.85rem;
  cursor: pointer;
  color: var(--lt-ink);
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.lab-tests .lt-chip:hover { border-color: var(--lt-oxblood); }
.lab-tests .lt-chip[aria-pressed="true"] {
  background: var(--lt-oxblood);
  color: var(--lt-cream);
  border-color: var(--lt-oxblood);
}

.lab-tests .lt-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin: 0 0 1.5rem;
}

.lab-tests .lt-search {
  flex: 1 1 280px;
  position: relative;
}
.lab-tests .lt-search input {
  width: 100%;
  padding: 0.65rem 1rem 0.65rem 2.25rem;
  border: 1px solid rgba(122, 31, 31, 0.25);
  border-radius: var(--lt-radius);
  background: var(--lt-cream);
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--lt-ink);
}
.lab-tests .lt-search input:focus {
  outline: 2px solid var(--lt-oxblood);
  outline-offset: 2px;
  border-color: var(--lt-oxblood);
}
.lab-tests .lt-search__icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1rem;
  height: 1rem;
  color: rgba(26, 26, 26, 0.45);
}

.lab-tests .lt-sort {
  padding: 0.6rem 0.85rem;
  border: 1px solid rgba(122, 31, 31, 0.25);
  border-radius: var(--lt-radius);
  background: var(--lt-cream);
  font-family: inherit;
  font-size: 0.9rem;
  color: var(--lt-ink);
}

.lab-tests .lt-ccy {
  display: inline-flex;
  border: 1px solid rgba(122, 31, 31, 0.25);
  border-radius: var(--lt-radius);
  overflow: hidden;
}
.lab-tests .lt-ccy button {
  background: var(--lt-cream);
  border: 0;
  padding: 0.55rem 0.85rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--lt-ink);
}
.lab-tests .lt-ccy button[aria-pressed="true"] {
  background: var(--lt-oxblood);
  color: var(--lt-cream);
}

/* --- Grid + cards ----------------------------------------------------- */

.lab-tests .lt-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 720px) {
  .lab-tests .lt-grid { grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
}
@media (min-width: 1024px) {
  .lab-tests .lt-grid { grid-template-columns: repeat(3, 1fr); }
}

.lab-tests .lt-card {
  background: var(--lt-cream);
  border: 1px solid rgba(122, 31, 31, 0.18);
  border-radius: var(--lt-radius);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
}
.lab-tests .lt-card:hover {
  border-color: var(--lt-oxblood);
  box-shadow: var(--lt-shadow-md);
  transform: translateY(-1px);
}

.lab-tests .lt-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}
.lab-tests .lt-tag {
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: rgba(184, 115, 51, 0.12);
  color: var(--lt-copper);
  font-weight: 600;
}
.lab-tests .lt-tag--method {
  background: rgba(26, 26, 26, 0.06);
  color: var(--lt-ink);
}

.lab-tests .lt-card__name {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--lt-ink);
  margin: 0;
}
.lab-tests .lt-card__desc {
  font-size: 0.85rem;
  color: rgba(26, 26, 26, 0.65);
  margin: 0;
}

.lab-tests .lt-card__price {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.lab-tests .lt-card__ref {
  text-decoration: line-through;
  color: rgba(26, 26, 26, 0.45);
  font-size: 0.9rem;
}
.lab-tests .lt-card__price-main {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--lt-oxblood);
}

.lab-tests .lt-card__meta {
  font-size: 0.8rem;
  color: rgba(26, 26, 26, 0.65);
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.lab-tests .lt-card__cta {
  margin-top: 0.5rem;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.lab-tests .lt-card__cta a {
  flex: 1 1 auto;
  text-align: center;
  padding: 0.55rem 0.75rem;
  border-radius: var(--lt-radius);
  font-weight: 600;
  font-size: 0.85rem;
}
.lab-tests .lt-card__cta a.lt-btn--card-secondary {
  background: transparent;
  border: 1px solid rgba(26, 26, 26, 0.20);
  color: var(--lt-ink);
}
.lab-tests .lt-card__cta a.lt-btn--card-primary {
  background: var(--lt-oxblood);
  color: var(--lt-cream);
}
.lab-tests .lt-card__cta a.lt-btn--card-primary:hover { background: var(--lt-ink); }

/* --- Empty state ------------------------------------------------------ */

.lab-tests .lt-empty {
  padding: 2rem;
  text-align: center;
  border: 1px dashed rgba(122, 31, 31, 0.25);
  border-radius: var(--lt-radius);
  background: rgba(245, 239, 224, 0.5);
}

/* --- FAQ accordion ---------------------------------------------------- */

.lab-tests .lt-faq details {
  border-bottom: 1px solid rgba(122, 31, 31, 0.12);
  padding: 1rem 0;
}
.lab-tests .lt-faq summary {
  cursor: pointer;
  font-weight: 600;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
}
.lab-tests .lt-faq summary::-webkit-details-marker { display: none; }
.lab-tests .lt-faq summary::after {
  content: '+';
  color: var(--lt-oxblood);
  font-size: 1.5rem;
  line-height: 1;
  transition: transform 0.15s;
}
.lab-tests .lt-faq details[open] summary::after {
  transform: rotate(45deg);
}
.lab-tests .lt-faq p { margin: 0.5rem 0 0; color: rgba(26, 26, 26, 0.75); }

/* --- Footer ----------------------------------------------------------- */

.lab-tests .lt-footer {
  background: var(--lt-ink);
  color: var(--lt-cream);
  padding: 3rem 0 2rem;
  margin-top: 4rem;
}
.lab-tests .lt-footer__disclaimer {
  background: rgba(122, 31, 31, 0.20);
  border-left: 4px solid var(--lt-copper);
  padding: 0.75rem 1rem;
  font-size: 0.85rem;
  color: var(--lt-cream);
  margin-top: 1.5rem;
}
.lab-tests .lt-footer a { color: var(--lt-cream); }
.lab-tests .lt-footer a:hover { color: var(--lt-copper); }
.lab-tests .lt-footer__cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
@media (min-width: 720px) {
  .lab-tests .lt-footer__cols { grid-template-columns: 2fr 1fr 1fr; }
}

/* --- Utility ---------------------------------------------------------- */

.lab-tests .lt-text-muted { color: rgba(26, 26, 26, 0.65); }
.lab-tests .lt-mt-2 { margin-top: 1rem; }
.lab-tests .lt-mt-4 { margin-top: 2rem; }
.lab-tests .lt-mb-2 { margin-bottom: 1rem; }
.lab-tests .lt-flex-between {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap;
}

/* --- Detail page additions (used on /lab-tests/<slug>/) --------------- */

.lab-tests .lt-detail {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 1024px) {
  .lab-tests .lt-detail { grid-template-columns: 1fr 360px; }
}

.lab-tests .lt-price-card {
  position: sticky;
  top: 1rem;
  background: var(--lt-cream);
  border: 1px solid rgba(122, 31, 31, 0.20);
  border-radius: var(--lt-radius);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.lab-tests .lt-price-card h3 { margin: 0; font-family: 'Playfair Display', Georgia, serif; font-size: 1.1rem; }

.lab-tests .lt-price-card .lt-total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-top: 1px solid rgba(122, 31, 31, 0.20);
  padding-top: 0.5rem;
  margin-top: 0.25rem;
}
.lab-tests .lt-price-card .lt-total__value {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--lt-oxblood);
}

.lab-tests .lt-addon {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 0.4rem 0;
  font-size: 0.9rem;
  border-bottom: 1px dashed rgba(122, 31, 31, 0.10);
}
.lab-tests .lt-addon input[type="checkbox"] {
  margin-top: 0.25rem;
  accent-color: var(--lt-oxblood);
}
.lab-tests .lt-addon__name { flex: 1; }
.lab-tests .lt-addon__price {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  color: var(--lt-oxblood);
  font-weight: 600;
}
.lab-tests .lt-addon__note {
  font-size: 0.8rem;
  color: var(--lt-copper);
  margin: 0.15rem 0 0 1.5rem;
}

.lab-tests .lt-tabs {
  border-bottom: 1px solid rgba(122, 31, 31, 0.20);
  display: flex;
  gap: 0.25rem;
  margin: 2rem 0 1rem;
  flex-wrap: wrap;
}
.lab-tests .lt-tabs button {
  background: transparent;
  border: 0;
  padding: 0.6rem 1rem;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  color: rgba(26, 26, 26, 0.65);
  border-bottom: 3px solid transparent;
  font-family: inherit;
}
.lab-tests .lt-tabs button[aria-selected="true"] {
  color: var(--lt-oxblood);
  border-bottom-color: var(--lt-oxblood);
}

.lab-tests table.lt-params {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}
.lab-tests table.lt-params th,
.lab-tests table.lt-params td {
  text-align: left;
  padding: 0.6rem 0.5rem;
  border-bottom: 1px solid rgba(122, 31, 31, 0.10);
  vertical-align: top;
}
.lab-tests table.lt-params th {
  width: 35%;
  color: rgba(26, 26, 26, 0.65);
  font-weight: 600;
}