.public-site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  border-bottom: 1px solid #e5ebe8;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 4px 18px rgba(15, 52, 120, 0.045);
  backdrop-filter: blur(18px);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.public-site-header * { box-sizing: border-box; }
.public-site-header a { color: inherit; text-decoration: none; }
.public-site-header button { font: inherit; }
.public-site-header-inner {
  width: min(1240px, calc(100% - 40px));
  min-height: 72px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(190px, 1fr) auto minmax(190px, 1fr);
  align-items: center;
  gap: 30px;
}

.public-site-brand {
  width: max-content;
  display: flex;
  align-items: center;
  gap: 11px;
  border: 0;
  background: transparent;
  color: #102033;
  text-align: left;
  cursor: pointer;
}
.public-site-brand img {
  width: 43px;
  height: 43px;
  display: block;
  border: 1px solid #e4ebe7;
  border-radius: 13px;
  background: #fff;
  object-fit: cover;
  box-shadow: 0 7px 17px rgba(22, 91, 219, 0.14);
}
.public-site-brand strong,
.public-site-brand small { display: block; }
.public-site-brand strong { font-size: 16px; line-height: 1.1; letter-spacing: -0.02em; }
.public-site-brand small { margin-top: 4px; color: #76837c; font-size: 9px; font-weight: 700; letter-spacing: 0.04em; }

.public-site-nav { display: flex; align-items: center; justify-content: center; gap: 4px; }
.public-site-nav a,
.public-site-nav button {
  min-height: 38px;
  padding: 0 13px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: #59687a;
  cursor: pointer;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}
.public-site-nav a:hover,
.public-site-nav button:hover { background: #eef4ff; color: #1555c7; }
.public-site-nav a.active,
.public-site-nav button.active { background: #e9f1ff; color: #1555c7; }

.public-site-actions { display: flex; align-items: center; justify-content: flex-end; gap: 8px; }
.public-site-actions[hidden],
.public-site-guest-actions[hidden],
.public-site-user-actions[hidden] { display: none !important; }
.public-site-guest-actions,
.public-site-user-actions { display: flex; align-items: center; gap: 8px; }
.public-site-action {
  min-height: 38px;
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #dfe6e2;
  border-radius: 10px;
  background: #fff;
  color: #4a5b6e;
  cursor: pointer;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}
.public-site-action:hover { border-color: #9bbcf5; color: #1555c7; }
.public-site-action.primary { border-color: #1769e8; background: #1769e8; color: #fff; box-shadow: 0 9px 20px rgba(23, 105, 232, .2); }
.public-site-action.primary:hover { border-color: #1058c8; background: #1058c8; color: #fff; }
.public-site-user-chip { max-width: 120px; display: flex; align-items: center; gap: 7px; color: #536174; font-size: 11px; font-weight: 800; }
.public-site-user-avatar { width: 30px; height: 30px; display: grid; place-items: center; flex: 0 0 auto; border-radius: 9px; background: #e9f1ff; color: #1555c7; }
.public-site-user-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.public-site-mobile-menu { display: none; position: relative; }
.public-site-mobile-menu summary {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid #dfe6e2;
  border-radius: 10px;
  background: #fff;
  color: #3f5062;
  cursor: pointer;
  font-size: 18px;
  font-weight: 900;
  list-style: none;
}
.public-site-mobile-menu summary::-webkit-details-marker { display: none; }
.public-site-mobile-menu-panel {
  position: absolute;
  top: 46px;
  right: 0;
  width: 210px;
  padding: 8px;
  display: grid;
  gap: 3px;
  border: 1px solid #e0e7e3;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 18px 45px rgba(27, 52, 41, .14);
}
.public-site-mobile-menu-panel a,
.public-site-mobile-menu-panel button {
  min-height: 40px;
  padding: 0 12px;
  display: flex;
  align-items: center;
  border: 0;
  border-radius: 9px;
  background: transparent;
  color: #4d5d6f;
  cursor: pointer;
  font-size: 12px;
  font-weight: 800;
  text-align: left;
}
.public-site-mobile-menu-panel a:hover,
.public-site-mobile-menu-panel button:hover,
.public-site-mobile-menu-panel .active { background: #e9f1ff; color: #1555c7; }

@media (max-width: 930px) {
  .public-site-header-inner { grid-template-columns: 1fr auto; gap: 18px; }
  .public-site-nav { display: none; }
  .public-site-actions { gap: 7px; }
  .public-site-mobile-menu { display: block; }
}

@media (max-width: 620px) {
  .public-site-header-inner { width: calc(100% - 24px); min-height: 64px; }
  .public-site-brand img { width: 38px; height: 38px; border-radius: 11px; }
  .public-site-brand strong { font-size: 14px; }
  .public-site-brand small { display: none; }
  .public-site-action { min-height: 36px; padding: 0 10px; font-size: 10px; }
  .public-site-guest-actions .public-site-action:first-child { display: none; }
  .public-site-user-chip { display: none; }
}