/* finesse · existing postal product · distinct read/write/list responsibilities */
.xx-route-shell { max-width: 560px; margin: 0 auto; padding-bottom: max(20px, env(safe-area-inset-bottom)); }
.xx-route-nav { display: flex; justify-content: space-between; gap: 16px; margin: 0 0 12px; }
.xx-route-nav a, .xx-route-text { display: inline-flex; align-items: center; min-height: 44px; padding: 6px 0; color: var(--qing-d); font-family: var(--sans); font-size: 15px; text-decoration: underline; text-underline-offset: 3px; }
button.xx-route-text { appearance: none; border: 0; background: transparent; cursor: pointer; }
.xx-route-nav a:focus-visible, .xx-route-text:focus-visible { outline: 2px solid var(--qing-d); outline-offset: 3px; }
.xx-route-head { margin: 0 0 18px; }
.xx-route-head h1 { margin: 0; font-family: var(--serif); font-size: 26px; font-weight: 500; line-height: 1.35; }
.xx-route-context { margin: 8px 0 0; color: var(--ink-2); font-size: 14px; line-height: 1.7; overflow-wrap: anywhere; }
.xx-route-loading, .xx-route-state p { color: var(--ink-2); font-size: 16px; line-height: 1.8; }
.xx-route-state h2, .xx-route-list-head h2, .xx-route-own h2 { margin: 0; font-family: var(--sans); font-size: 18px; font-weight: 600; line-height: 1.5; }
.xx-route-state .btn, .xx-route-secondary .btn, .xx-route-own > .btn { display: inline-flex; align-items: center; justify-content: center; width: 100%; min-height: 48px; white-space: normal; font-size: 16px; }
.xx-route-state > .xx-route-text { margin-top: 10px; }
.xx-route-list-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.xx-route-list-head p { margin: 0; color: var(--ink-2); font-size: 14px; }
.xx-route-list-head > .xx-route-text { flex: none; }
.xx-route-secondary { margin-top: 18px; }
.xx-route-own { margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--line-2); }
.xx-route-own h2 { margin-bottom: 14px; }
.xx-route-receipt { margin: 16px 0; padding: 12px 14px; color: var(--qing-d); background: var(--surface); border: 1px solid var(--line-2); border-radius: var(--radius); font-size: 16px; line-height: 1.7; }
.xx-route-shell .xx-mine-list { margin-top: 0; }
.xx-route-shell .xx-mine-list .xx-route-text { display: flex; width: fit-content; min-height: 44px; margin: 0 16px 6px; padding: 6px 0; border: 0; border-radius: 0; background: transparent; color: var(--qing-d); text-decoration: underline; }
.xx-route-shell .xx-rdel { min-height: 44px; }
.xx-route-shell .xx-rhead { flex-wrap: wrap; }
.xx-route-shell .xx-rhead b { overflow-wrap: anywhere; }
.xx-route-shell .xx-notify { margin-top: 20px; }
@media (max-width: 430px) {
  .xx-route-shell .xx-mine-list > li > a:not(.xx-route-text) { grid-template-columns: minmax(0, 1fr); gap: 4px; }
  .xx-route-shell .xx-mine-s { grid-column: 1; grid-row: auto; white-space: normal; }
}

/* finesse · reader invitation: a small secondary action after reading */
.xx-reader-invite { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 10px; margin: 14px 0 0; color: var(--ink-2); font-family: var(--sans); font-size: 14px; line-height: 1.7; }
.xx-reader-invite[hidden] { display: none; }
.xx-reader-write { display: inline-flex; align-items: center; justify-content: center; width: fit-content; min-height: 44px; padding: 8px 14px; border: 1px solid var(--line-2); border-radius: 999px; background: transparent; color: var(--qing-d); font-family: var(--sans); font-size: 15px; font-weight: 500; line-height: 1.6; letter-spacing: 0; text-decoration: none; white-space: nowrap; }
.xx-reader-write:focus-visible { outline: 2px solid var(--qing-d); outline-offset: 3px; }
.xx-reader-write:active { transform: translateY(1px); background: var(--bg-2); }
.xx-reader-invite-demo { max-width: 560px; margin: 28px auto 0; padding-top: 18px; border-top: 1px solid var(--line-2); }
@media (hover: hover) { .xx-reader-write:hover { background: var(--bg-2); border-color: var(--qing); color: var(--qing-d); } }
@media (prefers-reduced-motion: reduce) { .xx-reader-write:active { transform: none; } }