/* ============================================================
   R7.Bet Brasil — Header Styles (sticky)
   ============================================================ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: var(--color-dark); border-bottom: 1px solid var(--color-border);
  height: var(--header-h); display: flex; align-items: center;
  padding: 0 .75rem;
}
.header-inner {
  width: 100%; max-width: var(--container-max); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; gap: .5rem;
}

/* Logo */
.header-logo {
  display: flex; align-items: center; gap: .35rem; flex-shrink: 0;
  text-decoration: none !important;
}
.header-logo .logo-mark {
  font-size: 1.5rem; font-weight: 900; letter-spacing: -.02em;
  background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.header-logo .logo-dot {
  font-size: 1.5rem; font-weight: 900; color: var(--color-primary);
}
.header-logo .logo-bet {
  font-size: 1rem; font-weight: 600; color: var(--color-muted);
}

/* Language badge */
.lang-badge {
  display: none; padding: .15rem .5rem; border-radius: var(--radius-sm);
  background: var(--color-surface); color: var(--color-muted);
  font-size: .7rem; font-weight: 600; text-transform: uppercase; letter-spacing: .05em;
  border: 1px solid var(--color-border);
}
@media (min-width: 601px) { .lang-badge { display: inline-flex; } }

/* Header actions */
.header-actions { display: flex; align-items: center; gap: .4rem; flex-shrink: 0; }
.header-actions .btn-outline {
  display: none; padding: .35rem .8rem; font-size: .82rem;
}
.header-actions .btn-primary {
  padding: .4rem .9rem; font-size: .85rem;
}
@media (min-width: 601px) {
  .header-actions .btn-outline { display: inline-flex; }
  .header-actions .btn-primary { padding: .45rem 1.1rem; }
}

/* Hamburger (mobile) */
.hamburger {
  display: flex; flex-direction: column; gap: 4px; padding: 8px;
  min-width: 44px; min-height: 44px; align-items: center; justify-content: center;
}
.hamburger span {
  display: block; width: 20px; height: 2px; background: var(--color-text);
  border-radius: 2px; transition: all .25s ease;
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); }
@media (min-width: 1025px) { .hamburger { display: none; } }

/* Mobile overlay menu */
.mobile-menu {
  position: fixed; top: var(--header-h); left: 0; right: 0; bottom: 0;
  z-index: 999; background: var(--color-dark); padding: 1rem;
  overflow-y: auto; transform: translateX(-100%); transition: transform .3s ease;
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu nav { display: flex; flex-direction: column; gap: .15rem; }
.mobile-menu nav a {
  display: flex; align-items: center; gap: .6rem;
  padding: .75rem .5rem; border-radius: var(--radius-sm);
  color: var(--color-text); font-size: .95rem; font-weight: 500;
  transition: background var(--transition);
}
.mobile-menu nav a:hover,
.mobile-menu nav a.active {
  background: var(--color-surface); color: var(--color-primary); text-decoration: none;
}
.mobile-menu nav a .nav-icon { font-size: 1.1rem; width: 1.5rem; text-align: center; }

/* Sidebar (desktop) */
.sidebar {
  display: none;
  position: fixed; top: var(--header-h); left: 0; bottom: 0;
  width: var(--sidebar-w); background: var(--color-dark);
  border-right: 1px solid var(--color-border); overflow-y: auto;
  z-index: 100; padding: .5rem 0;
}
.sidebar nav { display: flex; flex-direction: column; gap: .1rem; }
.sidebar nav a {
  display: flex; align-items: center; gap: .6rem;
  padding: .6rem 1rem; color: var(--color-muted); font-size: .88rem; font-weight: 500;
  transition: all var(--transition); border-left: 3px solid transparent;
}
.sidebar nav a:hover,
.sidebar nav a.active {
  color: var(--color-primary); background: rgba(245,166,35,.06);
  border-left-color: var(--color-primary); text-decoration: none;
}
.sidebar nav a .nav-icon { font-size: 1rem; width: 1.5rem; text-align: center; }

@media (min-width: 1025px) { .sidebar { display: block; } }