:root{
  --maxw: 760px;
  --gap: 16px;
  --radius: 16px;
  --border: rgba(0,0,0,.10);
  --text: #111;
  --muted: rgba(0,0,0,.65);
  --bg: #fff;
}


.bvk{ color: var(--text); }

/* ===== HERO ===== */
.bvk-hero{
  position: relative;
  overflow: hidden;
  background: #111;

  height: 50vh;
  height: 50svh;
  min-height: 320px;
  max-height: 640px;
}

.bvk-hero__media{
  position: absolute;
  inset: 0;
  margin: 0;
  z-index: 0;
  pointer-events: none;
}

.bvk-hero__media img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(.72);
  transform: scale(1.02);
}

/* текст поверх */
.bvk-hero__header{
  position: relative;
  z-index: 1;
  width: min(var(--maxw), 100% - 32px);
  margin: 0 auto;
  height: 100%;
  display: grid;
  place-content: center;
  justify-items: center;
  text-align: center;
  gap: 14px;
  padding: 28px 0;
}

.bvk-hero__title{
  margin: 0;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.05;
  color: #fff;
}

/* ===== BREADCRUMBS ===== */
.bvk-bc{
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  color: rgba(255,255,255,.86);
  font-size: 14px;
}

.bvk-bc__link{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: inherit;
  text-decoration: none;
}
.bvk-bc__link:hover{ text-decoration: underline; }

.bvk-bc__icon svg,
.bvk-bc__sep svg{ fill: rgba(255,255,255,.86); }

.bvk-bc__current{
  color: rgba(255,255,255,.95);
  font-weight: 600;
}

/* ===== POST ===== */
.bvk-post{
  width: min(var(--maxw), 100% - 32px);
  margin: 0 auto;
  padding: 26px 0 44px;
}

.bvk-post__content{
  display: grid;
  gap: 22px;
}

/* ===== 1 КОЛОНКА ФОТО ===== */
.bvk-stack{
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.bvk-media{
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: #f5f5f5;
}

.bvk-media img{
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ===== ADAPTIVE ===== */
@media (max-width: 720px){
  .bvk-hero{
    height: 34vh;
    height: 34svh;
    min-height: 240px;
    max-height: 360px;
  }
}