.bz-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(5,10,16,.78);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(255,255,255,.06);
  box-shadow:0 10px 30px rgba(0,0,0,.22);
}
.bz-header-pattern,
.bz-footer-pattern,
.bz-mobile-drawer-pattern{
  position:absolute;
  inset:0;
  pointer-events:none;
}
.bz-header-pattern{
  background:
    linear-gradient(180deg, rgba(255,255,255,.05), transparent),
    linear-gradient(90deg, transparent 0, rgba(67,138,187,.22) 50%, transparent 100%),
    repeating-linear-gradient(90deg, transparent 0 114px, rgba(212,176,106,.05) 114px 115px, transparent 115px 228px),
    repeating-linear-gradient(180deg, transparent 0 18px, rgba(255,255,255,.012) 18px 19px, transparent 19px 38px);
  opacity:.7;
}
.bz-header-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 0}
.bz-header-inner > *{min-width:0}
.bz-brand{display:flex;align-items:center;gap:14px;min-width:0;position:relative;z-index:1}
.bz-brand-logo{width:56px;height:56px;border-radius:16px;object-fit:cover;box-shadow:0 12px 24px rgba(0,0,0,.28)}
.bz-brand-meta{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.bz-brand-name{font-weight:800;font-size:1.14rem;letter-spacing:-.02em}
.bz-brand-tag{display:none}
.bz-header-right{display:flex;align-items:center;gap:20px;min-width:0;margin-left:auto}
.bz-nav-list{display:flex;list-style:none;padding:0;margin:0;gap:18px;flex-wrap:nowrap}
.bz-nav-list a{color:var(--bz-muted);transition:color .18s ease;position:relative;padding:6px 0}
.bz-nav-list a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg, transparent, rgba(212,176,106,.75), transparent);transform:scaleX(0);transform-origin:center;transition:transform .22s ease}
.bz-nav-list .current-menu-item a,.bz-nav-list .current_page_item a,.bz-nav-list a:hover{color:var(--bz-text)}
.bz-nav-list .current-menu-item a::after,.bz-nav-list .current_page_item a::after,.bz-nav-list a:hover::after{transform:scaleX(1)}
.bz-header-search{display:flex;align-items:center;gap:8px;min-width:0;padding:6px 8px 6px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.03);box-shadow:inset 0 1px 0 rgba(255,255,255,.03)}
.bz-header-search-field{width:220px;min-width:0;border:0;background:transparent;color:var(--bz-text);font-size:14px;outline:none;padding:0}
.bz-header-search-field::placeholder{color:var(--bz-muted)}
.bz-header-search-submit{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:999px;border:1px solid rgba(212,176,106,.18);background:rgba(255,255,255,.03);color:var(--bz-gold);cursor:pointer;font-size:16px;line-height:1}
.bz-header-search-submit:hover{border-color:rgba(212,176,106,.34);background:rgba(255,255,255,.05)}
.bz-header-cta{padding:10px 16px;border-radius:999px;border:1px solid rgba(212,176,106,.32);color:var(--bz-gold);position:relative;z-index:1}
.bz-header-cta:hover{border-color:rgba(212,176,106,.52);background:rgba(255,255,255,.02)}
.bz-menu-toggle,.bz-menu-close{display:none;background:none;border:0;color:var(--bz-text);cursor:pointer;position:relative;z-index:2}
.bz-menu-toggle{width:46px;height:46px;border-radius:14px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.02);align-items:center;justify-content:center;padding:0;flex-shrink:0;overflow:hidden}
.bz-menu-toggle span{display:block;position:absolute;left:11px;width:22px;height:2px;background:var(--bz-text);margin:0;border-radius:999px;transition:transform .24s ease, opacity .24s ease, top .24s ease}
.bz-menu-toggle span:nth-child(1){top:15px}
.bz-menu-toggle span:nth-child(2){top:21px}
.bz-menu-toggle span:nth-child(3){top:27px}
.bz-menu-toggle[aria-expanded="true"] span:nth-child(1){top:21px;transform:rotate(45deg)}
.bz-menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.bz-menu-toggle[aria-expanded="true"] span:nth-child(3){top:21px;transform:rotate(-45deg)}
.bz-drawer-overlay{position:fixed;inset:0;background:rgba(4,8,12,.66);z-index:130;opacity:0;visibility:hidden;transition:opacity .28s ease, visibility .28s ease}
.bz-mobile-drawer{
  position:fixed;
  top:0;
  right:0;
  width:min(92vw,380px);
  height:100vh;
  background:linear-gradient(180deg,#08121d 0%,#050d16 100%);
  border-left:1px solid var(--bz-line);
  z-index:140;
  padding:20px;
  box-shadow:-24px 0 60px rgba(0,0,0,.35);
  transform:translateX(104%);
  opacity:0;
  visibility:hidden;
  transition:transform .32s cubic-bezier(.22,.7,.2,1), opacity .32s ease, visibility .32s ease;
  overflow:auto;
}
.bz-mobile-drawer-pattern{
  background:
    radial-gradient(circle at top right, rgba(79,157,205,.18), transparent 22%),
    repeating-linear-gradient(180deg, rgba(255,255,255,.018) 0 1px, transparent 1px 22px),
    linear-gradient(180deg, rgba(212,176,106,.04), transparent 28%);
  opacity:.56;
}
.bz-mobile-drawer.is-open,.bz-drawer-overlay.is-open{opacity:1;visibility:visible}
.bz-mobile-drawer.is-open{transform:translateX(0)}
body.bz-menu-open{overflow:hidden}
.bz-mobile-drawer-inner{position:relative;z-index:1;display:flex;flex-direction:column;height:100%;gap:20px}
.bz-mobile-drawer-top{display:flex;align-items:center;justify-content:space-between;gap:14px}
.bz-menu-close{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:14px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.02);font-size:24px;line-height:1}
.bz-mobile-nav .bz-nav-list{display:flex;flex-direction:column;gap:14px}
.bz-mobile-nav .bz-nav-list a{display:block;padding:11px 0;font-size:1.04rem;border-bottom:1px solid rgba(255,255,255,.05)}
.bz-mobile-cta-group{margin-top:auto;display:grid;gap:12px}
.bz-footer{
  position:relative;
  padding:56px 0 62px;
  border-top:1px solid rgba(255,255,255,.06);
  background:linear-gradient(180deg, rgba(6,10,16,.62), rgba(4,8,14,.92));
  overflow:hidden;
}
.bz-footer-pattern{
  background:
    radial-gradient(circle at bottom left, rgba(212,176,106,.08), transparent 18%),
    linear-gradient(90deg, transparent 0, rgba(69,127,175,.09) 50%, transparent 100%),
    repeating-linear-gradient(90deg, transparent 0 144px, rgba(255,255,255,.025) 144px 145px),
    repeating-linear-gradient(180deg, transparent 0 26px, rgba(255,255,255,.012) 26px 27px, transparent 27px 54px);
  opacity:.42;
  mask-image:linear-gradient(180deg, rgba(0,0,0,.9), rgba(0,0,0,.34));
}
.bz-footer-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.95fr) minmax(0,.9fr) minmax(0,.78fr);gap:40px}
.bz-footer-col{min-width:0}
.bz-footer-brand,.bz-footer-title{font-weight:800;margin-bottom:14px}

.bz-footer-social{margin-top:24px}
.bz-social-list{list-style:none;display:flex;justify-content:flex-start;align-items:center;gap:0;padding:0;margin:16px 0 0}
.bz-social-item{position:relative;margin-right:12px}
.bz-social-tooltip{
  position:absolute;
  top:-30px;
  left:50%;
  transform:translateX(-50%);
  color:#fff;
  padding:6px 10px;
  border-radius:8px;
  opacity:0;
  visibility:hidden;
  font-size:13px;
  transition:all .28s ease;
  box-shadow:0 18px 34px rgba(0,0,0,.28)
}
.bz-social-item:hover .bz-social-tooltip{opacity:1;visibility:visible;top:-46px}
.bz-social-item a{
  position:relative;
  overflow:hidden;
  display:flex;
  justify-content:center;
  align-items:center;
  width:50px;
  height:50px;
  border-radius:999px;
  color:#30343a;
  background:#fff;
  border:1px solid rgba(255,255,255,.08);
  box-shadow:0 12px 24px rgba(0,0,0,.22);
  transition:all .3s ease-in-out;
}
.bz-social-item a:hover{transform:translateY(-2px);box-shadow:0 20px 42px rgba(0,0,0,.3);color:#fff}
.bz-social-item svg{position:relative;z-index:1;width:24px;height:24px}
.bz-social-filled{position:absolute;top:auto;bottom:0;left:0;width:100%;height:0;transition:all .3s ease-in-out}
.bz-social-item a:hover .bz-social-filled{height:100%}
.bz-social-item a[data-social="linkedin"] .bz-social-filled,.bz-social-item a[data-social="linkedin"] ~ .bz-social-tooltip{background:#0274b3}
.bz-social-item a[data-social="github"] .bz-social-filled,.bz-social-item a[data-social="github"] ~ .bz-social-tooltip{background:#24262a}
.bz-social-item a[data-social="instagram"] .bz-social-filled,.bz-social-item a[data-social="instagram"] ~ .bz-social-tooltip{background:linear-gradient(45deg,#405de6,#5b51db,#b33ab4,#c135b4,#e1306c,#fd1f1f)}
.bz-social-item a[data-social="youtube"] .bz-social-filled,.bz-social-item a[data-social="youtube"] ~ .bz-social-tooltip{background:#ff0000}
.bz-footer-text{color:var(--bz-muted);max-width:30ch}
.bz-footer-menu{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.bz-footer-menu li{margin:0;min-width:0;max-width:100%}
.bz-footer-menu a{color:var(--bz-soft);display:inline-block;word-break:break-word;white-space:normal}
.bz-footer-menu a:hover{color:var(--bz-text)}
.bz-footer-contact{display:grid;gap:8px}
.bz-footer-contact a{color:var(--bz-soft);word-break:break-word}
.bz-footer-contact a:hover{color:var(--bz-text)}
.bz-footer-note{margin:14px 0 0;color:var(--bz-muted);max-width:28ch;font-size:.96rem;line-height:1.7}
.bz-footer-col-legal .bz-footer-menu{gap:12px}
.bz-footer-bottom{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:18px;margin-top:34px;padding-top:18px;border-top:1px solid rgba(255,255,255,.06)}
.bz-footer-copyright{color:var(--bz-muted);font-size:.95rem}
.bz-footer-bottom-links{display:flex;flex-wrap:wrap;align-items:center;gap:16px}
.bz-footer-bottom-links a{color:var(--bz-soft);font-size:.95rem}
.bz-footer-bottom-links a:hover{color:var(--bz-text)}
.bz-faq-list{display:grid;gap:18px}
.bz-faq-item{transition:border-color .26s ease, box-shadow .26s ease, transform .26s ease}
.bz-faq-item summary{cursor:pointer;font-weight:800;list-style:none;display:flex;align-items:center;gap:10px;position:relative;padding-right:32px}
.bz-faq-item summary::-webkit-details-marker{display:none}
.bz-faq-item summary::before{content:"▸";font-size:15px;color:var(--bz-soft);transition:transform .2s ease, color .2s ease}
.bz-faq-item[open] summary::before{transform:rotate(90deg);color:var(--bz-gold)}
.bz-faq-item[open]{border-color:rgba(212,176,106,.22);box-shadow:0 22px 60px rgba(0,0,0,.36)}
.bz-faq-answer{margin-top:14px;color:var(--bz-muted)}
@media(max-width:1240px){
  .bz-header-search-field{width:170px}
}
@media(max-width:1100px){
  .bz-header-search{display:none}
}
@media(max-width:980px){
  .bz-desktop-nav{display:none}
  .bz-menu-toggle,.bz-menu-close{display:inline-flex}
  .bz-footer-grid{grid-template-columns:1fr 1fr;gap:26px}
}
@media(max-width:640px){
  .bz-header-inner{padding:12px 0}
  .bz-brand-logo{width:48px;height:48px}
  .bz-footer{padding:42px 0 52px}
  .bz-footer-grid{grid-template-columns:1fr;gap:24px}
  .bz-footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;margin-top:26px;padding-top:16px}
  .bz-footer-text,.bz-footer-note{max-width:none}
  .bz-footer-menu{display:flex;flex-direction:column;gap:12px}
  .bz-footer-menu a,.bz-footer-contact a{display:block;width:100%}
  .bz-footer-bottom-links{gap:14px}
  .bz-social-list{gap:12px;flex-wrap:wrap}
  .bz-social-item a{width:48px;height:48px}
}


/* 0.2.5 header polish */
.bz-brand-logo{width:60px;height:60px}
.bz-header-inner{gap:22px}
.bz-header-search{padding:7px 9px 7px 16px}
.bz-header-search-field{width:240px}
@media(max-width:640px){
  .bz-brand-logo{width:50px;height:50px}
}


/* 0.2.7 header final touch */
.bz-header{backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.bz-header-inner{padding:10px 0;gap:24px}
.bz-brand{gap:15px}
.bz-brand-logo{width:64px;height:64px;border-radius:18px;box-shadow:0 14px 30px rgba(0,0,0,.32),0 0 0 1px rgba(255,255,255,.05)}
.bz-header-right{gap:18px}
.bz-nav-list{gap:20px}
.bz-nav-list a{font-size:15px}
.bz-header-search{position:relative;min-width:290px;padding:7px 9px 7px 16px;border-color:rgba(255,255,255,.07);background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.025));box-shadow:inset 0 1px 0 rgba(255,255,255,.04),0 8px 22px rgba(0,0,0,.14)}
.bz-header-search::before{content:"";position:absolute;inset:0;border-radius:999px;pointer-events:none;box-shadow:0 0 0 1px rgba(99,170,255,.04)}
.bz-header-search-field{width:246px;font-size:14px}
.bz-header-search-submit{flex-shrink:0;box-shadow:inset 0 1px 0 rgba(255,255,255,.04)}
.bz-header-cta{padding:10px 18px;box-shadow:inset 0 1px 0 rgba(255,255,255,.04)}
@media(max-width:1240px){
  .bz-brand-logo{width:60px;height:60px}
  .bz-nav-list{gap:16px}
  .bz-header-search{min-width:248px}
  .bz-header-search-field{width:200px}
}
@media(max-width:640px){
  .bz-header-inner{padding:10px 0}
  .bz-brand-logo{width:50px;height:50px;border-radius:16px}
}


/* 0.2.9 premium signal rollback */
.bz-footer{isolation:isolate}
.bz-footer-pattern{
  background:
    radial-gradient(circle at bottom left, rgba(212,176,106,.06), transparent 16%),
    radial-gradient(circle at 72% 18%, rgba(99,170,255,.07), transparent 18%),
    linear-gradient(90deg, transparent 0, rgba(69,127,175,.07) 50%, transparent 100%),
    repeating-linear-gradient(90deg, transparent 0 152px, rgba(255,255,255,.022) 152px 153px),
    repeating-linear-gradient(180deg, transparent 0 28px, rgba(255,255,255,.010) 28px 29px, transparent 29px 58px);
  opacity:.34;
  mask-image:linear-gradient(180deg, rgba(0,0,0,.92), rgba(0,0,0,.36));
  animation:bzFooterDrift 26s ease-in-out infinite;
}
@keyframes bzFooterDrift{
  0%,100%{transform:translate3d(0,0,0);opacity:.28}
  50%{transform:translate3d(0,-8px,0);opacity:.38}
}