/*!
 * Fresh Air — site-specific styles on top of Bootstrap 5.3 + base.css
 *
 * Design language: editorial monochrome. Near-black on off-white, one blue
 * accent used sparingly.
 */

:root {
  --nm-rule: color-mix(in srgb, var(--bs-body-color), transparent 85%);
}

.tight {
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 0.96;
}

/* ---------------------------------------------------------------
   Header + hero
   --------------------------------------------------------------- */

.wordmark {
  font-weight: 700;
  letter-spacing: -0.03em;
  font-size: 1.25rem;
  text-decoration: none;
}

.hero {
  padding-block: clamp(5rem, 12vw, 9rem) clamp(3rem, 7vw, 5rem);
  border-bottom: 1px solid var(--nm-rule);
}

.hero-title { font-size: clamp(2.75rem, 1rem + 7.5vw, 7rem); text-wrap: balance; }

/* ---------------------------------------------------------------
   Capabilities, approach
   --------------------------------------------------------------- */

.cap-row {
  display: grid;
  gap: 0.5rem 2rem;
  grid-template-columns: 1fr;
  padding: 1.5rem 0;
  border-top: 1px solid var(--nm-rule);
}

@media (width >= 768px) { .cap-row { grid-template-columns: 16rem 1fr; } }

.cap-name { font-size: 1.25rem; font-weight: 600; letter-spacing: -0.02em; }

.step-no {
  font-size: clamp(2.5rem, 2rem + 2vw, 4rem);
  font-weight: 600;
  letter-spacing: -0.05em;
  line-height: 1;
  color: color-mix(in srgb, var(--bs-body-color), transparent 82%);
}

/* ---------------------------------------------------------------
   Customer area: login / register / dashboard
   --------------------------------------------------------------- */

.auth-section { min-height: calc(100vh - 4rem); }

.auth-card { border-color: var(--nm-rule); }

.sub-card.is-inactive { opacity: 0.72; }

.sub-facts { display: grid; gap: 1rem; }
.sub-facts > div {
  display: grid;
  gap: 0.25rem 1.5rem;
  grid-template-columns: 1fr;
  padding-top: 1rem;
  border-top: 1px solid var(--nm-rule);
}
@media (width >= 576px) { .sub-facts > div { grid-template-columns: 8rem 1fr; } }
.sub-facts dt { font-weight: 600; }
.sub-facts dd { margin: 0; }

/* QR stays black-on-white in dark mode too — scanners need the contrast. */
.sub-qr {
  flex: none;
  align-self: flex-start;
  padding: 0.5rem;
  background: #fff;
  border-radius: var(--bs-border-radius);
}
.sub-qr img { display: block; width: 180px; height: 180px; image-rendering: pixelated; }
.sub-qr-placeholder {
  display: grid;
  place-items: center;
  width: 180px;
  height: 180px;
  color: #6c757d;
}

.min-w-0 { min-width: 0; }

/* Header action button on the customer-area pages ("Вход" / "Регистрация" /
   "Выйти"): fixed to the longest label's width so it doesn't jump when moving
   between the pages. */
.auth-switch { min-width: 8.5rem; }