/* ============================================================
   GLOSSARY v2 — Cabinet Grotesk + graphite + healthylongevity vibe
   Hero: переиспользует .v2-page-head из base v2.
   ============================================================ */

/* ── Категории: цветовые акценты (мягкие, унифицированные через --gl-c) ── */
.gl-term[data-cat="biomarker"]      { --gl-c: 42,52,238;   }   /* индиго — базовый */
.gl-term[data-cat="genetics"]       { --gl-c: 14,138,135;  }   /* teal */
.gl-term[data-cat="method"]         { --gl-c: 200,98,30;   }   /* amber-orange */
.gl-term[data-cat="procedure"]      { --gl-c: 130,90,200;  }   /* violet */
.gl-term[data-cat="condition"]      { --gl-c: 198,55,72;   }   /* rose */
.gl-term[data-cat="age_metric"]     { --gl-c: 79,94,255;   }   /* indigo-2 */
.gl-term[data-cat="biochemistry"]   { --gl-c: 86,134,40;   }   /* moss-green */
.gl-term[data-cat="index"]          { --gl-c: 36,107,205;  }   /* deep-blue */
.gl-term                            { --gl-c: 42,52,238;   }   /* fallback */

.gl-eyebrow {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(42, 52, 238, .08);
  color: var(--v2-brand-2);
  border-radius: var(--v2-radius-pill);
  font-size: 11.5px; font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

/* ── Filter bar — sticky под navbar ────────────────────────── */
.gl-filter {
  position: sticky;
  top: 7.5rem;
  z-index: 30;
  background: color-mix(in srgb, var(--v2-bg) 92%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 14px 24px 12px;
  margin: 0 -24px 12px;
  border-bottom: 1px solid var(--v2-border);
}
.gl-filter__search {
  position: relative;
  max-width: 560px;
  margin: 0 auto 12px;
}
.gl-filter__kbd {
  position: absolute;
  right: 44px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--v2-font);
  font-size: 11px;
  font-weight: 600;
  color: var(--v2-ink-3);
  background: var(--v2-bg-alt);
  border: 1px solid var(--v2-border);
  border-radius: 5px;
  padding: 2px 6px;
  pointer-events: none;
  letter-spacing: .04em;
}
.gl-filter__search:focus-within .gl-filter__kbd { display: none; }
.gl-filter__search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--v2-ink-3);
  font-size: 20px !important;
  pointer-events: none;
}
.gl-filter__input {
  width: 100%;
  padding: 14px 44px 14px 46px;
  background: var(--v2-surface);
  border: 1px solid var(--v2-border-2);
  border-radius: var(--v2-radius);
  font-family: var(--v2-font);
  font-size: 15px;
  color: var(--v2-ink);
  transition: border-color .2s, box-shadow .2s;
}
.gl-filter__input:focus {
  outline: none;
  border-color: var(--v2-ink-2);
  box-shadow: 0 0 0 3px rgba(67, 69, 85, .12);
}
.gl-filter__input::placeholder { color: var(--v2-ink-3); }
.gl-filter__clear {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, .06);
  border: none;
  color: var(--v2-ink-3);
  width: 28px; height: 28px;
  border-radius: 50%;
  display: grid; place-items: center;
  cursor: pointer;
  transition: background .15s, color .15s;
}
.gl-filter__clear:hover { background: rgba(0, 0, 0, .12); color: var(--v2-ink); }
.gl-filter__clear .material-symbols-outlined { font-size: 16px !important; }

/* Category chips */
.gl-filter__cats {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
}
.gl-chip {
  background: transparent;
  border: 1px solid var(--v2-border-2);
  color: var(--v2-ink-2);
  padding: 8px 14px;
  border-radius: var(--v2-radius-pill);
  font-family: var(--v2-font);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: .03em;
  cursor: pointer;
  transition: background .15s, color .15s, border-color .15s;
}
.gl-chip:hover {
  border-color: var(--v2-ink-2);
  color: var(--v2-ink);
}
.gl-chip.is-active {
  background: var(--v2-ink-2);
  border-color: var(--v2-ink-2);
  color: #fff;
}

/* Per-category chip — окрашен в hover/active соответствующим цветом */
.gl-chip--cat-biomarker    { --gl-c: 42,52,238;  }
.gl-chip--cat-genetics     { --gl-c: 14,138,135; }
.gl-chip--cat-method       { --gl-c: 200,98,30;  }
.gl-chip--cat-procedure    { --gl-c: 130,90,200; }
.gl-chip--cat-condition    { --gl-c: 198,55,72;  }
.gl-chip--cat-age_metric   { --gl-c: 79,94,255;  }
.gl-chip--cat-biochemistry { --gl-c: 86,134,40;  }
.gl-chip--cat-index        { --gl-c: 36,107,205; }
.gl-chip--cat:hover {
  border-color: rgba(var(--gl-c, 67 69 85), .5);
  color: rgb(var(--gl-c, 19 20 31));
}
.gl-chip--cat.is-active {
  background: rgb(var(--gl-c, 67 69 85));
  border-color: rgb(var(--gl-c, 67 69 85));
  color: #fff;
}

/* ── Counter под фильтром (поиск/категории) ────────────────── */
.gl-counter {
  text-align: center;
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--v2-ink-3);
  margin: -6px 0 18px;
}

/* ── Alphabet rail — 3-я строка внутри sticky filter-bar ───── */
.gl-alpha {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  justify-content: center;
  margin: 10px auto 0;
  max-width: 940px;
  padding: 6px 0 0;
  border-top: 1px solid var(--v2-border);
}
.gl-alpha__btn {
  display: inline-grid;
  place-items: center;
  min-width: 28px; height: 28px;
  padding: 0 5px;
  font-family: var(--v2-font-display);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--v2-ink);
  text-decoration: none;
  border-radius: 6px;
  transition: background .15s, color .15s, opacity .2s;
}
.gl-alpha__btn:hover {
  background: var(--v2-ink-2);
  color: #fff;
}
.gl-alpha__btn--empty {
  color: rgba(112, 115, 143, .3);
  cursor: default;
  pointer-events: none;
}
.gl-alpha__btn--dim {
  opacity: .25;
  pointer-events: none;
}

/* ── Groups + letter heading ───────────────────────────────── */
.gl-groups { display: flex; flex-direction: column; gap: 48px; }

.gl-group {
  scroll-margin-top: 14rem;  /* navbar + filter + alpha rail */
}
.gl-group__letter {
  color: rgb(var(--gl-c, 42 52 238));
}
.gl-group__head {
  display: flex; align-items: baseline; gap: 14px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--v2-border);
}
.gl-group__letter {
  font-family: var(--v2-font-display);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: 1;
  color: var(--v2-brand-2);
}
.gl-group__count {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--v2-ink-3);
}

.gl-group__list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(420px, 1fr));
  gap: 16px;
}

/* ── Term card ─────────────────────────────────────────────── */
.gl-term {
  position: relative;
  display: flex; flex-direction: column;
  gap: 8px;
  padding: 22px 24px;
  background: var(--v2-surface);
  border: 1px solid var(--v2-border);
  border-radius: var(--v2-radius);
  scroll-margin-top: 14rem;  /* navbar + filter + alpha rail + buffer */
  transition: border-color .25s, box-shadow .25s, background .9s ease, transform .2s;
  overflow: hidden;
}
/* [hidden] из JS-фильтра должен побеждать display:flex выше —
   иначе скрытые термины чужих категорий остаются видимыми в смешанных группах */
.gl-term[hidden],
.gl-group[hidden] { display: none !important; }
.gl-term::before {
  /* Левая вертикальная цветовая полоска по категории */
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: rgb(var(--gl-c));
  opacity: .55;
  border-radius: var(--v2-radius) 0 0 var(--v2-radius);
}
.gl-term:hover {
  border-color: rgba(var(--gl-c), .35);
  box-shadow: 0 4px 14px rgba(var(--gl-c), .08);
}
.gl-term.is-highlighted {
  background: rgba(var(--gl-c), .06);
  border-color: rgb(var(--gl-c));
}
.gl-term__head {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 12px;
}
.gl-term__name {
  margin: 0;
  font-family: var(--v2-font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--v2-ink);
  line-height: 1.25;
}
.gl-term__cat {
  flex-shrink: 0;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgb(var(--gl-c));
  background: rgba(var(--gl-c), .08);
  padding: 4px 10px;
  border-radius: var(--v2-radius-pill);
  align-self: flex-start;
  white-space: nowrap;
}
.gl-term__short {
  margin: 4px 0 0;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--v2-ink-2);
  line-height: 1.45;
}
.gl-term__full {
  margin: 4px 0 0;
  font-size: 14px;
  color: var(--v2-ink-3);
  line-height: 1.55;
}
.gl-term__refs {
  display: flex; flex-wrap: wrap; align-items: center; gap: 6px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--v2-border);
}
.gl-term__refs-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--v2-ink-3);
  margin-right: 4px;
}
.gl-term__ref {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--v2-ink-2);
  background: var(--v2-bg-alt);
  padding: 6px 12px;
  border-radius: var(--v2-radius-pill);
  text-decoration: none;
  transition: background .15s, color .15s;
}
.gl-term__ref:hover {
  background: var(--v2-ink-2);
  color: #fff;
}
.gl-term__ref .material-symbols-outlined { font-size: 14px !important; }

/* ── Empty state ───────────────────────────────────────────── */
.gl-empty {
  text-align: center;
  padding: 56px 24px;
  color: var(--v2-ink-3);
}
.gl-empty__icon {
  font-size: 56px !important;
  color: var(--v2-ink-3);
  opacity: .4;
  margin-bottom: 12px;
}
.gl-empty__text {
  margin: 0 0 18px;
  font-size: 16px;
}
.gl-empty__reset {
  background: var(--v2-ink-2);
  color: #fff;
  border: none;
  padding: 12px 22px;
  border-radius: var(--v2-radius-pill);
  font-family: var(--v2-font);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  cursor: pointer;
  transition: background .15s;
}
.gl-empty__reset:hover { background: var(--v2-ink); }

/* ── Section background — белый, поверх after-hero rounded ─── */
.gl-section {
  background: var(--v2-bg);
  padding: 56px 0 80px;
}

/* ── Mobile ────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .gl-filter {
    top: 5.5rem;        /* под navbar pill высотой ~4.5rem + 1rem margin-top */
    padding: 10px 16px 8px;
    margin-left: -16px;
    margin-right: -16px;
  }
  .gl-filter__search { margin-bottom: 8px; }
  .gl-filter__input { font-size: 14px; padding: 11px 40px 11px 42px; }
  .gl-filter__cats { gap: 5px; }
  .gl-chip { padding: 6px 11px; font-size: 12px; }
  .gl-filter__kbd { display: none; }

  .gl-alpha {
    margin-top: 8px;
    padding-top: 4px;
    gap: 2px;
  }
  .gl-alpha__btn { min-width: 24px; height: 24px; font-size: 12.5px; padding: 0 4px; }

  .gl-group { scroll-margin-top: 13rem; }
  .gl-term { scroll-margin-top: 13rem; }
  .gl-group__list { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .gl-section { padding: 40px 0 56px; }
  .gl-term { padding: 18px 18px 18px 22px; }
  .gl-term__head { flex-direction: column; gap: 4px; }
  .gl-term__cat { align-self: flex-start; }
}