.page-header { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-bottom: 24px; }
.page-header__identity { flex: 1; min-width: 0; }
.page-header h1 { font-size: var(--title-page); overflow-wrap: anywhere; }
.page-header .eyebrow { margin-bottom: 8px; }
.page-header__description { margin-top: 8px; color: var(--muted); font-size: var(--text-ui); }
.page-header .sheet-save-status:not(:empty) { display: block; margin-top: 6px; }
.page-header__actions { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; }
.page-tabs { display: flex; gap: 24px; margin: 0 0 24px; border-bottom: 1px solid var(--line); overflow-x: auto; }
.page-tabs a { display: inline-flex; flex: 0 0 auto; align-items: center; gap: 8px; min-height: 46px; padding: 10px 0; border-bottom: 2px solid transparent; color: var(--muted); font-size: var(--text-ui); text-decoration: none; white-space: nowrap; }
.page-tabs a[aria-current="page"] { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }
.page-tabs a:hover { color: var(--accent-hover); border-bottom-color: var(--accent-line); }
.page-tabs a:active { color: var(--accent-active); border-bottom-color: var(--accent-active); }
.page-tabs a:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: -2px; }
.page-tabs__count { display: inline-grid; place-items: center; min-width: 20px; padding: 1px 5px; background: var(--paper-deep); color: var(--muted); font-size: var(--text-meta); font-variant-numeric: tabular-nums; }
.page-tabs [aria-current="page"] .page-tabs__count { color: var(--accent); background: var(--accent-wash); }
.order-panel .page-header { align-items: flex-start; gap: 12px; margin-bottom: 20px; padding-right: 30px; }
.order-panel .page-header h1 { font-size: var(--title-panel); }
.order-panel .page-header__description { font-size: var(--text-dense); }
.order-panel .page-tabs { gap: 16px; }
.order-panel .page-tabs a { font-size: var(--text-dense); }
@media (max-width: 760px) {
  .page-header { align-items: flex-start; flex-wrap: wrap; gap: 16px; margin-bottom: 20px; }
  .page-header__identity { min-width: min(100%, 200px); }
  .page-tabs { gap: 20px; margin-bottom: 20px; }
  .page-tabs a { min-height: 44px; font-size: var(--text-dense); }
}