/* ==========================================================================
   BVI: Режим для слабовидящих (ГОСТ Р 52872-2019, Приказ Минздрава № 956н)
   Адаптировано для всех разрешений: Mobile (320px-480px), Tablet (768px), Desktop
   ========================================================================== */

/* Панель управления доступностью */
.bvi-panel {
  display: none;
  background: #f8fafc;
  border-bottom: 2px solid #cbd5e1;
  padding: 10px 0;
  position: sticky;
  top: 0;
  z-index: 10000;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.bvi-panel.is-active {
  display: block;
}

.bvi-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 16px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.bvi-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.bvi-label {
  font-size: 0.8125rem;
  font-weight: 700;
  color: #334155;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-right: 2px;
}

.bvi-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 10px;
  font-size: 0.8125rem;
  font-weight: 700;
  border: 1px solid #94a3b8;
  border-radius: 6px;
  background: #ffffff;
  color: #1e293b;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  min-height: 34px;
}

.bvi-btn:hover {
  background: #e2e8f0;
}

.bvi-btn.is-active {
  background: #0284c7;
  color: #ffffff;
  border-color: #0284c7;
}

.bvi-btn-theme-white { background: #ffffff; color: #000000; border: 1.5px solid #000000; }
.bvi-btn-theme-black { background: #000000; color: #ffffff; border: 1.5px solid #ffffff; }
.bvi-btn-theme-blue { background: #cce6ff; color: #002244; border: 1.5px solid #003366; }

.bvi-btn-close {
  background: #ef4444;
  color: #ffffff;
  border-color: #ef4444;
  font-weight: 800;
}
.bvi-btn-close:hover {
  background: #dc2626;
}

/* Кнопка включения в шапке */
.bvi-trigger-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 6px 12px;
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  color: #334155;
  font-size: 0.8125rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
  flex-shrink: 0;
  min-height: 38px;
}

.bvi-trigger-btn:hover {
  background: #e2e8f0;
  color: #0f172a;
  border-color: #94a3b8;
}

.bvi-trigger-btn svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
  flex-shrink: 0;
}

/* Возрастной бейдж 18+ */
.age-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1.5px solid #dc2626;
  color: #dc2626;
  font-size: 0.75rem;
  font-weight: 800;
  line-height: 1;
  user-select: none;
  background: #fff;
  flex-shrink: 0;
}

/* ==========================================================================
   Адаптивность панели BVI и кнопки на мобильных устройствах
   ========================================================================== */
@media (max-width: 992px) {
  .bvi-trigger-btn span {
    display: none; /* скрываем длинный текст на планшетах и смартфонах */
  }
  .bvi-trigger-btn {
    padding: 0;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm, 8px);
  }
}

@media (max-width: 768px) {
  .bvi-panel {
    padding: 8px 0;
  }
  .bvi-container {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
  .bvi-group {
    justify-content: space-between;
    width: 100%;
  }
  .bvi-group .bvi-label {
    width: 100%;
    margin-bottom: 2px;
  }
  .bvi-group .bvi-btn {
    flex: 1 1 auto;
    font-size: 0.75rem;
    padding: 6px 4px;
    text-align: center;
  }
  .bvi-btn-close {
    width: 100%;
    margin-top: 4px;
  }
}

/* ==========================================================================
   Стили активного режима BVI на всем сайте
   ========================================================================== */

/* Размеры шрифтов */
body.bvi-font-md {
  font-size: 115% !important;
}
body.bvi-font-md * {
  font-size: 1.05em;
}

body.bvi-font-lg {
  font-size: 130% !important;
}
body.bvi-font-lg * {
  font-size: 1.15em;
}

/* Темы оформления */
/* 1. Черным по белому */
body.bvi-theme-white {
  background-color: #ffffff !important;
  color: #000000 !important;
}
body.bvi-theme-white .header-main,
body.bvi-theme-white .footer-main,
body.bvi-theme-white .card,
body.bvi-theme-white .hero-section,
body.bvi-theme-white .doctor-card,
body.bvi-theme-white .service-card,
body.bvi-theme-white .modal-dialog,
body.bvi-theme-white .nav-menu {
  background: #ffffff !important;
  color: #000000 !important;
  border-color: #000000 !important;
}
body.bvi-theme-white a,
body.bvi-theme-white h1,
body.bvi-theme-white h2,
body.bvi-theme-white h3,
body.bvi-theme-white h4,
body.bvi-theme-white p,
body.bvi-theme-white span {
  color: #000000 !important;
}

/* 2. Белым по черному (инверсия) */
body.bvi-theme-black {
  background-color: #000000 !important;
  color: #ffffff !important;
}
body.bvi-theme-black .header-main,
body.bvi-theme-black .footer-main,
body.bvi-theme-black .card,
body.bvi-theme-black .hero-section,
body.bvi-theme-black .doctor-card,
body.bvi-theme-black .service-card,
body.bvi-theme-black .modal-dialog,
body.bvi-theme-black .nav-menu {
  background: #121212 !important;
  color: #ffffff !important;
  border-color: #ffffff !important;
}
body.bvi-theme-black a,
body.bvi-theme-black h1,
body.bvi-theme-black h2,
body.bvi-theme-black h3,
body.bvi-theme-black h4,
body.bvi-theme-black p,
body.bvi-theme-black span {
  color: #ffffff !important;
}

/* 3. Синим по голубому */
body.bvi-theme-blue {
  background-color: #cce6ff !important;
  color: #002244 !important;
}
body.bvi-theme-blue .header-main,
body.bvi-theme-blue .footer-main,
body.bvi-theme-blue .card,
body.bvi-theme-blue .hero-section,
body.bvi-theme-blue .doctor-card,
body.bvi-theme-blue .service-card,
body.bvi-theme-blue .modal-dialog,
body.bvi-theme-blue .nav-menu {
  background: #b3d9ff !important;
  color: #002244 !important;
  border-color: #003366 !important;
}
body.bvi-theme-blue a,
body.bvi-theme-blue h1,
body.bvi-theme-blue h2,
body.bvi-theme-blue h3,
body.bvi-theme-blue h4,
body.bvi-theme-blue p,
body.bvi-theme-blue span {
  color: #002244 !important;
}

/* Отключение изображений */
body.bvi-images-off img,
body.bvi-images-off svg:not(.bvi-keep),
body.bvi-images-off .logo-icon,
body.bvi-images-off .widget-icon {
  display: none !important;
}