.auth-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--bg);
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-card);
  box-shadow: var(--shadow);
  padding: 28px 24px;
}

.auth-card h1 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 8px;
}

.auth-card p {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 20px;
}

.auth-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.auth-field label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.auth-field input {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  font: inherit;
  background: #fff;
}

.auth-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.auth-btn {
  border: none;
  border-radius: 10px;
  padding: 12px 16px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.auth-btn--primary {
  background: var(--blue-600);
  color: #fff;
}

.auth-btn--secondary {
  background: var(--blue-100);
  color: var(--text);
}

.auth-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.auth-error {
  color: #b42318;
  font-size: 13px;
  margin-bottom: 12px;
}

.picker-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.picker-item {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
  padding: 12px;
  text-align: left;
  cursor: pointer;
  font: inherit;
}

.picker-item:hover {
  border-color: var(--blue-600);
}

.picker-item img,
.picker-item .picker-fallback {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--blue-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.hidden {
  display: none !important;
}

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

.btn-logout,
.btn-change-option {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 14px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.82);
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}

.btn-logout:hover,
.btn-change-option:hover {
  background: rgba(255, 255, 255, 0.14);
}

.period-loading {
  opacity: 0.55;
  pointer-events: none;
}