/* ==========================================================
   _header.css — Cabeçalho / topbar da plataforma Ciclos de UX
   Seletor único: <header> (sem classes extras)
   JS injeta o HTML com classes .logo, .nav-link, .user, etc.
   ========================================================== */

body>header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 32px;
  height: 60px;
}

/* --- Logo ------------------------------------------------- */
body>header .logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  font-size: .9375rem;
  flex-shrink: 0;
}

body>header .logo:hover {
  text-decoration: none;
}

body>header .logo img {
  width: 32px;
  height: 32px;
}

/* --- Navegação principal ---------------------------------- */
body>header .nav-link {
  text-decoration: none;
  color: var(--text);
  font-size: .875rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 4px;
  transition: background 0.2s ease;
}

body>header .nav-link:hover {
  background: var(--bg-secondary);
  text-decoration: none;
}

body>header .nav-group {
  position: relative;
}

body>header .nav-group>summary {
  list-style: none;
  cursor: pointer;
}

body>header .nav-group>summary::-webkit-details-marker {
  display: none;
}

body>header .nav-group[open]>summary {
  background: var(--bg-secondary);
}

body>header .nav-submenu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 180px;
  margin: 0;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm, 6px);
  background: var(--surface);
  box-shadow: var(--shadow-sm, 0 4px 16px rgb(0 0 0 / .08));
  z-index: 20;
}

body>header .nav-submenu li {
  list-style: none;
  margin: 0;
  padding: 0;
}

body>header .nav-submenu a,
body>header .nav-submenu-link {
  display: block;
  text-decoration: none;
  color: var(--text);
  font-size: .875rem;
  font-weight: 600;
  padding: 8px 10px;
  border-radius: 4px;
}

body>header .nav-submenu a:hover,
body>header .nav-submenu-link:hover {
  background: var(--bg-secondary);
  text-decoration: none;
}

header nav {
  display: flex;
}

body>header .nav-toggle {
  display: none;
}

@media (max-width: 600px) {
  header nav {
    display: none;
  }

  header nav.open {
    display: flex;
  }

  body>header .nav-toggle {
    display: inline-flex;
  }

  body>header .nav-group {
    display: inline-block;
  }
}

/* --- Espaçamento flex ------------------------------------ */
body>header .spacer {
  flex: 1;
}

/* --- Área do usuário -------------------------------------- */
body>header .user {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .8125rem;
}

body>header .avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), var(--accent));
  color: #fff;
  font-size: .75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
}

body>header .avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

body>header .name {
  font-weight: 600;
  color: var(--text);
  display: none;
}

@media (min-width: 640px) {
  body>header .name {
    display: block;
  }
}

body>header .coef {
  display: none;
  font-size: .72rem;
  font-weight: 700;
  color: var(--text-muted);
  background: var(--surface-2, rgba(255, 255, 255, .08));
  border: 1px solid var(--border-muted, rgba(255, 255, 255, .12));
  border-radius: 999px;
  padding: 1px 8px;
  line-height: 1.6;
  letter-spacing: .02em;
  min-width: 32px;
  text-align: center;
}

body>header .coef:not(:empty) {
  display: inline-block;
}

@media (min-width: 640px) {
  body>header .coef:not(:empty) {
    display: inline-block;
  }
}

body>header .logout {
  all: unset;
  cursor: pointer;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  padding: 4px;
  border-radius: var(--radius-sm);
  transition: color var(--t);
}

body>header .logout:hover {
  color: var(--danger);
}

/* --- Dropdown do usuário ---------------------------------- */
body>header .user-wrap {
  position: relative;
}

body>header .user-trigger {
  all: unset;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  border-radius: var(--radius-sm);
}

body>header .avatar-wrap {
  position: relative;
  display: inline-flex;
  flex-shrink: 0;
}

body>header .badge {
  position: absolute;
  top: -1px;
  right: -1px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--danger);
  border: 2px solid var(--surface);
  pointer-events: none;
  padding: 0;
}

body>header .menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 240px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 8px 28px rgba(0, 0, 0, .12);
  z-index: 50;
  padding: 6px 0;
}

body>header .menu-header {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 10px 16px;
}

body>header .menu-body>header .coef {
  margin-top: 4px;
  align-self: flex-start;
}

body>header .menu-role {
  font-size: .7rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
}

body>header .menu-email {
  font-size: .8125rem;
  color: var(--text);
  word-break: break-all;
}

body>header .menu-divider {
  border: none;
  border-top: 1px solid var(--line);
  margin: 4px 0;
}

body>header .menu-item {
  all: unset;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  width: 100%;
  box-sizing: border-box;
  font-size: .875rem;
  color: var(--text);
  cursor: pointer;
  text-decoration: none;
  transition: background var(--t);
}

body>header .menu-item:hover {
  background: var(--bg);
}

body>header .menu-item.danger {
  color: var(--danger);
}

body>header .menu-item.danger:hover {
  background: var(--danger-soft);
}

/* --- Nav toggle (hamburger) ------------------------------- */
body>header .nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 6px;
  border-radius: var(--radius-sm);
  transition: color var(--t), background var(--t);
  flex-shrink: 0;
  margin: 0 auto 0 0;
}

body>header .nav-toggle:hover {
  color: var(--text);
  background: var(--bg);
}

body>header .nav-toggle[aria-expanded="true"] {
  color: var(--text);
  background: var(--bg);
}

/* --- Responsivo ------------------------------------------ */
@media (max-width: 640px) {
  header {
    padding: 0 16px;
  }
}

@media (max-width: 729px) {

  /* Nav vira painel suspenso abaixo do header */
  header nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
    padding: 4px 16px 12px;
    flex-direction: column;
    display: none;
    z-index: 19;
  }

  header nav.open {
    display: flex;
  }

  header nav .nav-link {
    display: block;
    padding: 12px 4px;
    border-bottom: 1px solid var(--line);
    font-size: .9375rem;
    border-radius: 0;
  }

  header nav .nav-link:last-child,
  header nav .nav-group:last-child>summary {
    border-bottom: none;
  }

  body>header .nav-group {
    display: block;
  }

  /* Submenu inline no mobile */
  body>header .nav-submenu {
    position: static;
    box-shadow: none;
    border: none;
    border-radius: 0;
    background: transparent;
    padding: 4px 0 4px 12px;
  }

  body>header .nav-toggle {
    display: flex;
  }
}