/* ===== BVR shared header ===== */
:root {
  --bvr-header-h: 56px;
  --bvr-header-bg: #0d1512;
  --bvr-header-border: #1e3a33;
  --bvr-header-text: #8fb3ab;
  --bvr-header-text-active: #ffffff;
  --bvr-header-hover-bg: #16241f;
}
.bvr-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--bvr-header-h);
  background: var(--bvr-header-bg);
  border-bottom: 1px solid var(--bvr-header-border);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  z-index: 900;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  box-sizing: border-box;
}
.bvr-header * { box-sizing: border-box; }
.bvr-header__logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  margin-right: 8px;
  border-radius: 8px;
  text-decoration: none;
  flex: 0 0 auto;
}
.bvr-header__logo svg { display: block; }
.bvr-header__nav {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 100%;
}
.bvr-header__link {
  display: flex;
  align-items: center;
  height: 36px;
  padding: 0 14px;
  border-radius: 8px;
  color: var(--bvr-header-text);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  transition: background .15s, color .15s;
}
.bvr-header__link:hover {
  background: var(--bvr-header-hover-bg);
  color: var(--bvr-header-text-active);
}
.bvr-header__link--active {
  color: var(--bvr-header-text-active);
  font-weight: 600;
  position: relative;
}
.bvr-header__link--active::after {
  content: "";
  position: absolute;
  left: 12px; right: 12px; bottom: -11px;
  height: 3px;
  border-radius: 3px 3px 0 0;
  background: #2dd4bf;
}
/* компенсация фиксированной шапки */
body { padding-top: var(--bvr-header-h); }
/* мобильные */
@media (max-width: 480px) {
  .bvr-header { padding: 0 8px; gap: 4px; }
  .bvr-header__link { padding: 0 10px; font-size: 13px; }
}