/* =========================================================
   MELBET777 — header.css
   ========================================================= */
.site-header{
  position:sticky;top:0;z-index:200;
  background:rgba(22,22,22,.88);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--color-border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1.2rem;height:var(--header-h)}
.brand{display:flex;align-items:center;gap:.6rem}
.brand-logo{height:40px;width:auto;flex:none;object-fit:contain}
@media (max-width:640px){.brand-logo{height:34px}}
.brand-name{font-family:var(--font-heading);font-weight:800;font-size:1.35rem;color:#fff;letter-spacing:-.02em}
.brand-name em{font-style:normal;color:var(--color-accent)}
.brand-tag{display:block;font-size:.62rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--color-text-faint)}

.main-nav ul{display:flex;align-items:center;gap:.3rem;list-style:none}
.main-nav a{
  display:inline-block;padding:.55rem .85rem;border-radius:9px;
  font-family:var(--font-heading);font-weight:600;font-size:.92rem;color:var(--color-text-muted);
  position:relative;
}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.05)}
.main-nav a.active{color:#fff;background:var(--color-primary-soft)}
.main-nav a.active::after{
  content:"";position:absolute;left:.85rem;right:.85rem;bottom:4px;height:2px;border-radius:2px;
  background:var(--grad-accent);
}
.header-actions{display:flex;align-items:center;gap:.75rem}

.burger{display:none;flex-direction:column;gap:5px;padding:.5rem}
.burger span{width:24px;height:2px;background:#fff;border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.mobile-menu{
  position:fixed;inset:0;background:var(--color-bg);z-index:150;
  padding:calc(var(--header-h) + 12px) 22px 22px;overflow-y:auto;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.mobile-menu.open{opacity:1;visibility:visible}
.mobile-menu ul{display:flex;flex-direction:column;gap:.4rem;list-style:none}
.mobile-menu a{
  display:flex;align-items:center;justify-content:space-between;
  padding:1rem 1.1rem;border-radius:12px;background:var(--color-surface);
  font-family:var(--font-heading);font-weight:600;color:var(--color-white);font-size:var(--text-md);
  border:1px solid var(--color-border);
}
.mobile-menu a.active{background:var(--color-accent-soft);border-color:rgba(255,184,3,.5)}
.mobile-menu .mm-actions{display:grid;grid-template-columns:1fr 1fr;gap:.8rem;margin-top:1.4rem}
.mobile-menu .mm-label{font-size:var(--text-xs);letter-spacing:.12em;text-transform:uppercase;color:var(--color-text-faint);margin:1.25rem 0 .55rem;font-weight:700}

@media (max-width:1100px){
  .main-nav,.header-actions .btn{display:none}
  .burger{display:flex}
}
@media (min-width:1101px){
  .burger,.mobile-menu{display:none !important}
}
@media (max-width:420px){
  .brand-logo{height:30px}
  .brand-name{font-size:1.15rem}
  .header-inner{gap:.6rem}
}
/* =========================================================
   Header dropdowns (desktop + mobile submenus)
   ========================================================= */
/* Desktop dropdown */
.main-nav li.has-dropdown{position:relative}
.main-nav li.has-dropdown > a{padding-right:1.4rem}
.main-nav .dropdown-toggle{
  position:absolute;right:.4rem;top:50%;transform:translateY(-50%);
  width:18px;height:18px;padding:0;border:none;background:none;cursor:pointer;color:#fff;
  display:flex;align-items:center;justify-content:center;
}
.main-nav .dropdown-toggle .chev{width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg);transition:transform .2s ease}
.main-nav li.has-dropdown.open .dropdown-toggle .chev{transform:rotate(-135deg)}
.main-nav .dropdown{
  position:absolute;top:calc(100% + 4px);left:.4rem;min-width:200px;padding:.45rem .45rem .55rem;
  background:var(--color-surface);border:1px solid var(--color-border);border-radius:12px;
  box-shadow:0 12px 26px rgba(0,0,0,.38);list-style:none;display:none;z-index:210;
}
.main-nav .dropdown.open{display:block}
.main-nav .dropdown a{
  display:block;width:100%;padding:.55rem .8rem;border-radius:8px;
  font-family:var(--font-heading);font-size:.85rem;font-weight:600;
  color:var(--color-text-muted);white-space:nowrap;
}
.main-nav .dropdown a:hover{color:#fff;background:var(--color-primary-soft)}
.main-nav .dropdown a.active{color:#fff;background:var(--color-primary-soft)}

/* Desktop dropdown opens on hover */
.main-nav li.has-dropdown:hover .dropdown,
.main-nav li.has-dropdown:hover .dropdown.open{display:block}
.main-nav li.has-dropdown:hover .dropdown-toggle .chev{transform:rotate(-135deg)}

/* Mobile submenus */
#mobile-menu .mm-item{position:relative}
#mobile-menu .mm-row{display:flex;align-items:center}
#mobile-menu .mm-row a{flex:1;text-align:left}
#mobile-menu .mm-toggle{
  flex:none;width:46px;aspect-ratio:1;padding:0;
  display:flex;align-items:center;justify-content:center;
  background:var(--color-surface);border:1px solid var(--color-border);border-radius:12px;color:#fff;cursor:pointer;
}
#mobile-menu .mm-toggle .chev{width:9px;height:9px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg);transition:transform .2s ease}
#mobile-menu .mm-item.open .mm-toggle .chev{transform:rotate(-135deg)}
#mobile-menu .mm-sub{display:none;list-style:none;margin:.1rem 0 .1rem 1rem;padding:0;flex-direction:column;gap:.4rem}
#mobile-menu .mm-sub.open{display:flex}
#mobile-menu .mm-sub a{
  display:flex;align-items:center;justify-content:space-between;
  padding:.8rem .95rem;border-radius:11px;background:var(--color-surface);
  font-family:var(--font-heading);font-weight:600;color:var(--color-white);font-size:var(--text-md);
  border:1px solid var(--color-border);
}
#mobile-menu .mm-sub a.active{background:var(--color-accent-soft);border-color:rgba(255,184,3,.5)}