:root {
  --ab-header-h: 72px;
  --ab-logo-h: 56px;
  --ab-primary: #e33436;
  --ab-primary-600: #c42729;
  --ab-maintenance-bg: #dc2626; /* vermelho principal para banner de manutenção */
  --ab-maintenance-fg: #fff;
}

/* Fixed site header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  /* Ensure padding doesn't push content outside the viewport */
  box-sizing: border-box;
  width: 100%;
  height: var(--ab-header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  /* Include safe-area on devices with notches and avoid clipping on small screens */
  padding: 0 max(20px, calc(20px + env(safe-area-inset-right))) 0 max(20px, calc(20px + env(safe-area-inset-left)));
  background: rgba(255,255,255, 0.98);
  z-index: 9999;
  border-bottom: 1px solid rgba(0,0,0, 0.1);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.site-header .logo { display: flex; align-items: center; gap: 15px; text-decoration: none; }
.site-header .logo img {
  height: var(--ab-logo-h);
  min-height: 48px;
  width: auto;
  object-fit: contain;
  display: block;
  transition: transform .2s ease;
}
.site-header .logo img:hover { transform: scale(1.05); }
.site-header .logo-text { 
  font-family: Poppins, Inter, Arial; 
  font-weight: 800; 
  color: #1a1a1a; 
  font-size: 24px; 
  letter-spacing: -0.5px; 
}

.site-header .header-actions { display: flex; align-items: center; gap: 12px; }

/* Menu (hamburger) */
.site-header .menu { position: relative; }
.site-header .menu-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border: none; background: transparent; border-radius: 8px; cursor: pointer;
}
.site-header .menu-toggle:focus { outline: 3px solid color-mix(in srgb, var(--ab-primary) 40%, #fff); outline-offset: 2px; }

.site-header .menu-panel {
  position: absolute; top: calc(100% + 10px); right: 0; background: #fff;
  border: 1px solid #eef0f4; border-radius: 14px; box-shadow: 0 16px 40px rgba(0,0,0,.10);
  min-width: 180px; padding: 8px; opacity: 0; transform: translateY(-4px); pointer-events: none;
  transition: opacity .18s ease, transform .18s ease; z-index: 999;
}
.site-header .menu.open .menu-panel { opacity:1; transform: translateY(0); pointer-events:auto; }
.site-header .menu-panel ul{ list-style:none; margin:0; padding: 4px; display:flex; flex-direction:column; gap: 4px; }
.site-header .menu-panel a{ display:block; text-decoration:none; color:#111827; padding: 10px 12px; border-radius: 10px; font-weight: 600; font-family: Poppins, Inter, Arial; font-size: 14px; }
.site-header .menu-panel a:hover{ background: #f7f7fb; }
.site-header .menu-panel .sep{ height:1px; background:#eef0f4; margin: 4px 6px; }

/* Utility padding to push content below fixed header */
.ab-has-fixed-header { padding-top: calc(var(--ab-header-h) + 10px); }

/* Banner de manutenção (aparece acima do header fixo) */
.ab-maintenance-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10000; /* acima do header */
  background: var(--ab-maintenance-bg);
  color: var(--ab-maintenance-fg);
  font-family: Poppins, Inter, Arial;
  font-size: 14px;
  line-height: 1.35;
  font-weight: 600;
  text-align: center;
  padding: 10px 12px;
  box-shadow: 0 2px 6px rgba(0,0,0,.15);
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: center;
}
.ab-maintenance-banner strong { font-weight: 700; }
.ab-maintenance-banner button.ab-maintenance-close {
  background: rgba(255,255,255,.18);
  color: #fff;
  border: none;
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 12px;
  cursor: pointer;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  transition: background .15s ease;
}
.ab-maintenance-banner button.ab-maintenance-close:hover { background: rgba(255,255,255,.3); }

/* Quando banner está ativo, empurra header para baixo */
body.ab-has-maintenance .site-header { top: 42px; }
body.ab-has-maintenance.ab-has-fixed-header { padding-top: calc(var(--ab-header-h) + 42px + 10px); }

@media (max-width: 420px){
  .ab-maintenance-banner { font-size: 13px; padding: 8px 10px; }
  body.ab-has-maintenance .site-header { top: 38px; }
  body.ab-has-maintenance.ab-has-fixed-header { padding-top: calc(var(--ab-header-h) + 38px + 8px); }
}

/* Desktop: esconder menu sanduíche e mostrar navegação inline */
@media (min-width: 769px) {
  .site-header .menu-toggle {
    display: none !important;
  }
  
  .site-header .menu-panel {
    position: static !important;
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
    box-shadow: none !important;
    background: transparent !important;
    padding: 0 !important;
    border: none !important;
    pointer-events: auto !important;
    min-width: auto !important;
  }
  
  .site-header .menu-panel ul {
    display: flex !important;
    flex-direction: row !important;
    gap: 12px !important;
    align-items: center !important;
  }
  
  .site-header .menu-panel .sep {
    display: none !important;
  }
  
  .site-header .menu-panel a {
    padding: 8px 16px !important;
    font-size: 14px !important;
  }
}

@media (max-width: 420px){
  :root{
    --ab-header-h: 64px;
    --ab-logo-h: 48px;
  }
  .site-header { padding: 0 max(16px, calc(16px + env(safe-area-inset-right))) 0 max(16px, calc(16px + env(safe-area-inset-left))); }
}