/* ============================================================
   LML SEARCH PAGE — search.css
   All classes scoped to .lml-sr-* — zero conflict with theme.
   Loaded only on is_search() pages.
   ============================================================ */

/* ── WRAPPER ─────────────────────────────────────────────── */
.lml-sr {
  padding: var(--space-8) 0 var(--space-16);
}

/* ── HEADER ──────────────────────────────────────────────── */
.lml-sr__header {
  margin-bottom: var(--space-8);
}

.lml-sr__title {
  font-size: clamp(1.5rem, 3vw, var(--text-3xl));
  font-weight: var(--fw-semibold);
  color: var(--color-dark);
  margin-bottom: var(--space-2);
  line-height: var(--lh-snug);
}

.lml-sr__title em {
  font-style: normal;
  color: var(--color-primary);
}

.lml-sr__count {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

/* ── SEARCH BAR ──────────────────────────────────────────── */
.lml-sr__bar {
  display: flex;
  gap: var(--space-3);
  align-items: stretch;
  max-width: 620px;
}

/* Hide native browser clear button on search inputs */
.lml-sr__input::-webkit-search-cancel-button,
.lml-sr__input::-webkit-search-decoration {
  -webkit-appearance: none;
  appearance: none;
  display: none;
}

.lml-sr__input-wrap {
  position: relative;
  flex: 1;
  min-width: 0;
  display: block;
}

.lml-sr__input-wrap svg {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  pointer-events: none;
  flex-shrink: 0;
}

.lml-sr__input {
  width: 100%;
  height: 48px;
  padding: 0 80px 0 42px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-white);
  transition: border-color 200ms ease, box-shadow 200ms ease;
  outline: none;
}

.lml-sr__input:focus {
  border-color: var(--color-primary);
  box-shadow: var(--focus-ring);
}

.lml-sr__clear {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  height: 26px;
  display: none;
  align-items: center;
  background: var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  transition: background 150ms ease, color 150ms ease;
  border: 1px solid var(--color-border-dark);
  cursor: pointer;
  padding: 0 10px;
  font-size: 11px;
  font-weight: var(--fw-semibold);
  font-family: var(--font-body);
  white-space: nowrap;
  z-index: 3;
  line-height: 1;
}

.lml-sr__clear:hover {
  background: var(--color-border-dark);
  color: var(--color-text);
}

.lml-sr__clear.is-visible {
  display: inline-flex;
}

.lml-sr__submit {
  height: 48px;
  padding: 0 var(--space-6);
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--fw-semibold);
  font-family: var(--font-body);
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition: background 150ms ease, transform 150ms ease;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.lml-sr__submit:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}

.lml-sr__submit:active {
  transform: translateY(0);
}

/* ── FILTER TABS ─────────────────────────────────────────── */
.lml-sr__filters {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.lml-sr__filter-label {
  font-size: var(--text-xs);
  font-weight: var(--fw-semibold);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
  margin-right: var(--space-2);
  flex-shrink: 0;
}

.lml-sr__tab {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  height: 34px;
  padding: 0 var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  font-family: var(--font-body);
  color: var(--color-text-secondary);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  cursor: pointer;
  transition: all 150ms ease;
  white-space: nowrap;
}

.lml-sr__tab:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-xlight);
}

.lml-sr__tab.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  font-weight: var(--fw-semibold);
}

.lml-sr__tab-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 18px;
  padding: 0 5px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: var(--fw-semibold);
  background: rgba(0,0,0,.1);
  line-height: 1;
}

.lml-sr__tab.is-active .lml-sr__tab-count {
  background: rgba(255,255,255,.25);
}

/* ── SECTIONS ────────────────────────────────────────────── */
.lml-sr__section {
  margin-bottom: var(--space-12);
  animation: lmlSrFadeIn 200ms ease;
}

.lml-sr__section[hidden] {
  display: none !important;
}

@keyframes lmlSrFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.lml-sr__section-head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.lml-sr__section-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 16px;
}

.lml-sr__section-title {
  font-size: var(--text-lg);
  font-weight: var(--fw-semibold);
  color: var(--color-dark);
}

.lml-sr__section-count {
  font-size: var(--text-xs);
  font-weight: var(--fw-semibold);
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 2px 10px;
  margin-left: auto;
}

.lml-sr__section-divider {
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

/* Section colour themes */
.lml-sr__section--articles  .lml-sr__section-icon { background: #EFF6FF; color: #3B82F6; }
.lml-sr__section--labtests  .lml-sr__section-icon { background: var(--color-primary-xlight); color: var(--color-primary); }
.lml-sr__section--guides    .lml-sr__section-icon { background: #F5F3FF; color: #7C3AED; }
.lml-sr__section--biomarkers .lml-sr__section-icon { background: #FFF7ED; color: #EA580C; }
.lml-sr__section--pages     .lml-sr__section-icon { background: #F0FDF4; color: #16A34A; }

/* ── CARD GRID ───────────────────────────────────────────── */
.lml-sr__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

/* ── CARD ────────────────────────────────────────────────── */
.lml-sr-card {
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 200ms ease, transform 200ms ease, border-color 200ms ease;
  text-decoration: none;
}

.lml-sr-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
  border-color: var(--color-border-dark);
  text-decoration: none;
}

/* Card with thumbnail */
.lml-sr-card__thumb {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-surface);
  flex-shrink: 0;
}

.lml-sr-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms ease;
  display: block;
}

.lml-sr-card:hover .lml-sr-card__thumb img {
  transform: scale(1.04);
}

.lml-sr-card__thumb-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-border-light) 100%);
}

/* Card body */
.lml-sr-card__body {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  flex: 1;
}

/* Type badge */
.lml-sr-card__badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 10px;
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-2);
  width: fit-content;
}

.lml-sr-card__badge--article    { background: #EFF6FF; color: #2563EB; }
.lml-sr-card__badge--labtest    { background: var(--color-primary-xlight); color: var(--color-primary-dark); }
.lml-sr-card__badge--guide      { background: #F5F3FF; color: #6D28D9; }
.lml-sr-card__badge--biomarker  { background: #FFF7ED; color: #C2410C; }
.lml-sr-card__badge--page       { background: #F0FDF4; color: #15803D; }

/* Card title */
.lml-sr-card__title {
  font-size: var(--text-base);
  font-weight: var(--fw-semibold);
  color: var(--color-dark);
  line-height: var(--lh-snug);
  margin-bottom: var(--space-2);
  flex: 1;
}

.lml-sr-card__title a {
  color: inherit;
  text-decoration: none;
}

.lml-sr-card__title a:hover {
  color: var(--color-primary);
}

/* Excerpt */
.lml-sr-card__excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-3);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Card footer */
.lml-sr-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-top: auto;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border-light);
}

.lml-sr-card__cat {
  font-size: var(--text-xs);
  font-weight: var(--fw-medium);
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 60%;
}

.lml-sr-card__cat a {
  color: inherit;
  text-decoration: none;
}

.lml-sr-card__cat a:hover {
  color: var(--color-primary);
}

.lml-sr-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.lml-sr-card__time {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  white-space: nowrap;
}

.lml-sr-card__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-surface);
  color: var(--color-text-muted);
  transition: background 150ms ease, color 150ms ease;
  flex-shrink: 0;
}

.lml-sr-card:hover .lml-sr-card__arrow {
  background: var(--color-primary);
  color: #fff;
}

/* ── NO RESULTS ──────────────────────────────────────────── */
.lml-sr__empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-12) var(--space-4);
}

.lml-sr__empty-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  color: var(--color-text-faint);
}

.lml-sr__empty h3 {
  font-size: var(--text-lg);
  color: var(--color-dark);
  margin-bottom: var(--space-2);
}

.lml-sr__empty p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: 360px;
  margin: 0 auto var(--space-5);
}

.lml-sr__empty-links {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  flex-wrap: wrap;
}

.lml-sr__empty-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  border: 1.5px solid var(--color-border);
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text-secondary);
  transition: all 150ms ease;
}

.lml-sr__empty-link:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-xlight);
}

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 960px) {
  .lml-sr__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .lml-sr__bar {
    flex-wrap: wrap;
    max-width: 100%;
  }

  .lml-sr__submit {
    width: 100%;
    justify-content: center;
  }

  .lml-sr__grid {
    grid-template-columns: 1fr;
  }

  .lml-sr__filters {
    gap: var(--space-2);
  }

  .lml-sr__tab {
    height: 30px;
    padding: 0 var(--space-3);
    font-size: var(--text-xs);
  }
}