/* Avcros — Auth-aware site header
   Adds the user menu dropdown. Base header styles (layout, brand, nav)
   stay inline in each page's <style>. */

.header-user {
  position: relative;
  display: inline-flex;
}

.header-user-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px 5px 5px;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-main);
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
  line-height: 1;
}
.header-user-btn:hover {
  background: var(--hover-bg);
  border-color: var(--text-main);
}
.header-user-btn[aria-expanded="true"] {
  background: var(--hover-bg);
  border-color: var(--text-main);
}

.header-user-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--btn-black);
  color: var(--btn-white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.3px;
  flex-shrink: 0;
}

.header-user-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.header-user-chevron {
  width: 12px;
  height: 12px;
  color: var(--text-muted);
  transition: transform 0.15s ease;
  flex-shrink: 0;
}
.header-user-btn[aria-expanded="true"] .header-user-chevron {
  transform: rotate(180deg);
}

.header-user-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 220px;
  background: var(--surface);
  border: 1px solid var(--border-color);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
  z-index: 100;
  display: flex;
  flex-direction: column;
  padding: 6px;
  animation: headerDropdownIn 0.15s ease forwards;
}
body.dark-theme .header-user-dropdown {
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
}
.header-user-dropdown[hidden] { display: none; }

@keyframes headerDropdownIn {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.header-user-dropdown-head {
  padding: 10px 12px 12px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 6px;
}
.header-user-dropdown-name {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.2;
  margin-bottom: 2px;
}
.header-user-dropdown-email {
  font-size: 0.72rem;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.header-user-dropdown-item {
  display: block;
  padding: 8px 12px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-main);
  text-decoration: none;
  background: transparent;
  border: none;
  font-family: inherit;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s ease;
  width: 100%;
}
.header-user-dropdown-item:hover {
  background: var(--hover-bg);
}

.header-user-signout {
  color: var(--warning-red);
}

@media (max-width: 768px) {
  .header-user-name { display: none; }
  .header-user-btn { padding: 4px; }
  .header-user-dropdown { min-width: 200px; }
}