/*
 * Diseases directory (Справочник болезней).
 * Scoped to .diseases-directory so blog/news/oborudovanie stay untouched.
 */
.diseases-directory {
  --dis-ink: var(--clinic-ink, #325363);
  --dis-muted: var(--clinic-muted, #405462);
  --dis-cyan: var(--clinic-primary, #6ec8e1);
  --dis-sky: var(--clinic-sky, #eef9fc);
  --dis-paper: var(--clinic-paper, #fff);
  --dis-line: var(--clinic-line, rgba(50, 83, 99, .16));
  --dis-font: var(--clinic-font-sans, "Manrope", "Open Sans", sans-serif);
  --dis-heading: var(--clinic-font-heading, "Nunito", "Open Sans", sans-serif);
  --dis-radius: var(--clinic-radius, 16px);
  --dis-ease: var(--clinic-transition, .2s ease);
  box-sizing: border-box;
  max-width: 100%;
  min-width: 0;
  margin: 0 0 32px;
  font-family: var(--dis-font);
  color: var(--dis-ink);
}

.diseases-directory *,
.diseases-directory *::before,
.diseases-directory *::after {
  box-sizing: border-box;
}

.fn_ajax_content:has(.diseases-directory) > .h1 {
  margin: 0 0 8px;
  padding: 18px 16px;
  border: 0;
  border-radius: var(--dis-radius) var(--dis-radius) 0 0;
  background:
    linear-gradient(135deg, rgba(110, 200, 225, .22) 0%, transparent 48%),
    linear-gradient(180deg, #fff 0%, var(--dis-sky) 100%);
  color: var(--dis-ink);
  font-family: var(--dis-heading);
  font-size: var(--clinic-heading-1, clamp(28px, calc(2vw + 18px), 42px));
  font-weight: 800;
  line-height: var(--clinic-line-height-tight, 1.15);
  letter-spacing: -.02em;
}

.diseases-directory__lead {
  margin: 0 0 20px;
  padding: 0 4px 4px;
  color: var(--dis-muted);
  font-size: 15px;
  line-height: 1.55;
  max-width: 42rem;
}

/* Letter jump nav */
.diseases-az {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 28px;
  padding: 12px 14px;
  list-style: none;
  border: 1px solid var(--dis-line);
  border-radius: var(--dis-radius);
  background:
    linear-gradient(180deg, rgba(110, 200, 225, .08) 0%, transparent 100%),
    var(--dis-paper);
}

.diseases-az__item {
  margin: 0;
  padding: 0;
}

.diseases-az__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.1rem;
  min-height: 2.1rem;
  padding: 0 .35rem;
  border-radius: 8px;
  color: var(--dis-ink);
  font-family: var(--dis-heading);
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  transition: background var(--dis-ease), color var(--dis-ease), transform var(--dis-ease);
}

.diseases-az__link:hover,
.diseases-az__link:focus-visible {
  background: var(--dis-cyan);
  color: var(--dis-ink);
  outline: none;
  transform: translateY(-1px);
}

.diseases-az__link:focus-visible {
  box-shadow: 0 0 0 2px #fff, 0 0 0 4px var(--dis-cyan);
}

/* Letter sections */
.diseases-letter {
  margin: 0 0 28px;
  scroll-margin-top: 120px;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

.diseases-letter__title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 10px;
  padding: 0 2px 8px;
  border-bottom: 2px solid rgba(110, 200, 225, .55);
  color: var(--dis-ink);
  font-family: var(--dis-heading);
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.02em;
}

.diseases-letter__count {
  color: var(--dis-muted);
  font-family: var(--dis-font);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0;
}

.diseases-letter__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 720px) {
  .diseases-letter__list {
    grid-template-columns: 1fr 1fr;
    column-gap: 28px;
  }
}

@media (min-width: 1100px) {
  .diseases-letter__list {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.diseases-letter__item {
  margin: 0;
  padding: 0;
  min-width: 0;
  border-bottom: 1px solid rgba(50, 83, 99, .1);
}

.diseases-letter__link {
  display: block;
  padding: 11px 4px;
  color: var(--dis-ink);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.4;
  text-decoration: none;
  transition: color var(--dis-ease), padding-left var(--dis-ease);
  word-break: break-word;
}

.diseases-letter__link:hover,
.diseases-letter__link:focus-visible {
  color: #1f6f86;
  padding-left: 6px;
  outline: none;
}

.diseases-letter__link:focus-visible {
  box-shadow: inset 3px 0 0 var(--dis-cyan);
}

/* Soft enter motion */
@keyframes diseases-fade-up {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.diseases-az,
.diseases-letter {
  animation: diseases-fade-up .45s ease both;
}

.diseases-letter:nth-of-type(2) { animation-delay: .04s; }
.diseases-letter:nth-of-type(3) { animation-delay: .08s; }
.diseases-letter:nth-of-type(4) { animation-delay: .12s; }

@media (prefers-reduced-motion: reduce) {
  .diseases-az,
  .diseases-letter,
  .diseases-az__link,
  .diseases-letter__link {
    animation: none;
    transition: none;
  }
}

@media (max-width: 575px) {
  .diseases-az {
    gap: 4px;
    padding: 10px;
  }

  .diseases-az__link {
    min-width: 1.9rem;
    min-height: 1.9rem;
    font-size: 14px;
  }

  .diseases-letter {
    scroll-margin-top: 88px;
  }
}