.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--header-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transition: background var(--t), border-color var(--t);
}

.header-inner {
  max-width: 740px;
  margin: 0 auto;
  padding: 0 20px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.hh-logo-nav {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 400;
  color: #fff;
  background: var(--accent);
  border: none;
  border-radius: 7px;
  padding: 3px 9px 4px;
  cursor: pointer;
  letter-spacing: -0.01em;
  line-height: 1.5;
  flex-shrink: 0;
  transition: filter 140ms, background var(--t);
}
.hh-logo-nav:hover { filter: brightness(1.1); }

.header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

#authArea {
  display: flex;
  align-items: center;
  gap: 8px;
}

.user-name {
  font-size: 0.83rem;
  color: var(--text-2);
  font-weight: 500;
}

.auth-gate {
  min-height: calc(100vh - 54px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 20px;
  animation: fade-up 320ms ease both;
}

.auth-card { text-align: center; }

.hh-logo {
  width: 72px;
  height: 72px;
  background: var(--accent);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 28px;
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 400;
  color: #fff;
  letter-spacing: -0.02em;
  transition: background var(--t);
}

.app-main {
  max-width: 740px;
  margin: 0 auto;
  padding: 28px 20px 72px;
  animation: fade-up 280ms ease both;
}

.panel { display: none; }
.panel.active { display: block; }

@media (max-width: 500px) {
  .summary-amount { font-size: 0.92rem; }
  .filter-modern { flex-direction: column; align-items: stretch; }
  .header-inner { padding: 0 14px; }
  .app-main { padding: 20px 14px 72px; }
}