/* Invitations and private keepsakes live inside the existing single-open rail. */
.planet-rail-panel.planet-invite-panel {
    width: 440px;
    padding: 24px;
}
.planet-invite-panel:focus { outline: none; }
.planet-invite-panel .planet-panel-heading h2 { color: var(--planet-ink); }
.planet-invite-panel .planet-panel-close { color: var(--planet-muted); }
.planet-invite-panel .planet-invite-button { background: rgba(245, 217, 143, .13); color: var(--planet-gold); border: 1px solid rgba(245, 217, 143, .42); }
.planet-invite-panel .planet-invite-button:hover { background: rgba(245, 217, 143, .22); }
.planet-invite-panel p { line-height: 1.55; }
.planet-invite-panel h3 { font-size: 1rem; font-weight: 550; }
.planet-invite-panel [data-invite-content] > div { display: grid; gap: 14px; }
.planet-invite-button { width: 100%; min-height: 44px; padding: 10px 14px; border: 0; border-radius: var(--r-sm); background: var(--planet-ink); color: var(--ink); font: 550 .875rem/1.4 var(--font); cursor: pointer; }
.planet-invite-button:disabled { opacity: .5; cursor: wait; }
.planet-invite-text-button { display: flex; align-items: center; gap: 10px; min-height: 36px; padding: 5px 0; border: 0; background: none; color: var(--planet-muted); text-align: left; font: 400 .875rem/1.45 var(--font); cursor: pointer; }
.planet-invite-text-button:hover { color: var(--planet-ink); text-decoration: underline; text-underline-offset: 3px; }
.planet-invite-hint { color: var(--planet-faint); font-size: .8125rem; margin: 0; }
.planet-invite-receipt { display: grid; gap: 10px; }
.planet-invite-flow { list-style: none; display: grid; gap: 15px; padding: 0; margin: 0 0 8px; }
.planet-invite-flow li { position: relative; display: flex; gap: 12px; align-items: center; }
.planet-invite-flow li:not(:last-child)::after { content: ''; position: absolute; left: 11px; top: 27px; height: 11px; border-left: 1px solid var(--planet-line-strong); }
.planet-invite-flow li > span { flex: 0 0 24px; display: grid; place-items: center; height: 24px; border: 1px solid var(--planet-line-strong); border-radius: 50%; color: var(--planet-gold); font-size: .75rem; }
.planet-invite-flow p { margin: 0; color: var(--planet-muted); font-size: .9375rem; }
.planet-invite-message { margin: 0; color: var(--planet-muted); font-size: 1rem; line-height: 1.5; }
.planet-invite-actions { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.planet-invite-count { color: var(--planet-faint); font-size: .8125rem; }
.planet-invite-details { border-top: 1px solid var(--planet-line); padding-top: 8px; }
.planet-invite-details summary { padding: 5px 0; color: var(--planet-faint); font-size: .8125rem; line-height: 1.4; cursor: pointer; }
.planet-invite-details summary:hover { color: var(--planet-ink); }
.planet-invite-details > p, .planet-invite-details > textarea, .planet-invite-details > ol { margin-top: 10px; }
.planet-invite-details textarea { width: 100%; min-height: 64px; resize: vertical; padding: 10px; color: var(--planet-ink); background: var(--planet-line); border: 1px solid var(--planet-line-strong); border-radius: var(--r-xs); font: .875rem/1.4 var(--font); overflow-wrap: anywhere; }
.planet-invite-details .planet-keepsake-avatar { width: 28px; height: 28px; }
.planet-invite-older { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 8px; }
.planet-invite-panel [data-invite-content] > .planet-invite-home { gap: 20px; min-width: 0; }
.planet-invite-intro { display: grid; gap: 14px; }
.planet-invite-friends { display: grid; gap: 5px; min-width: 0; padding: 16px 10px 19px; background: rgba(255, 255, 255, .035); border: 1px solid var(--planet-glass-border); border-radius: 18px; text-align: center; }
.planet-invite-panel .planet-invite-friends h3 { margin: 5px 0 0; font-size: 1rem; color: var(--planet-ink); }
.planet-invite-friends .planet-invite-hint { font-size: .875rem; }
.planet-invite-preview-label { color: var(--planet-faint); font-size: .75rem; }
.planet-friend-carousel { position: relative; min-width: 0; padding-inline: 32px; }
.planet-friend-track { display: flex; align-items: center; justify-content: center; gap: 12px; min-width: 0; min-height: 78px; overflow: hidden; scrollbar-width: none; }
.planet-friend-track::-webkit-scrollbar { display: none; width: 0; height: 0; }
.planet-friend-track .planet-friend-slot { display: grid; place-items: center; flex: 0 0 64px; width: 64px; min-height: 72px; margin: 0; padding: 0; border-radius: 14px; }
.planet-friend-slot .planet-keepsake-avatar { width: 56px; height: 56px; border: 2px solid rgba(239, 244, 255, .5); background-color: rgba(182, 206, 240, .14); outline: 1px solid var(--planet-line); outline-offset: 1px; }
.planet-friend-slot:hover .planet-keepsake-avatar, .planet-friend-slot[aria-pressed="true"] .planet-keepsake-avatar { outline: 2px solid var(--planet-gold); outline-offset: 2px; }
.planet-friend-slot:focus-visible { outline: 2px solid var(--planet-blue); outline-offset: -1px; }
.planet-friend-empty { width: 52px; height: 52px; border: 1px dashed rgba(239, 244, 255, .28); background: rgba(239, 244, 255, .045); border-radius: 50%; }
.planet-friend-carousel .planet-friend-page { position: absolute; z-index: 1; top: 50%; transform: translateY(-50%); display: grid; place-items: center; width: 28px; min-height: 28px; padding: 0; border: 1px solid var(--planet-line-strong); border-radius: 50%; color: var(--planet-ink); background: rgba(239, 244, 255, .1); font-size: 24px; line-height: 1; }
.planet-friend-page.is-previous { left: -5px; }
.planet-friend-page.is-next { right: -5px; }
.planet-friend-carousel .planet-friend-page:hover { text-decoration: none; background: rgba(239, 244, 255, .18); }
.planet-invite-postcards { position: relative; min-width: 0; }
.planet-invite-postcards .planet-postcard-close { position: absolute; z-index: 1; right: 14px; top: 14px; justify-content: center; width: 28px; min-height: 28px; padding: 0; border: 1px solid var(--planet-line-strong); border-radius: 50%; color: var(--planet-ink); background: var(--planet-panel); font-size: 20px; }
.planet-invite-postcards .planet-postcard-close:hover { text-decoration: none; color: var(--planet-gold); }
.planet-postcard-gallery { min-width: 0; touch-action: pan-y pinch-zoom; }
.planet-postcard-gallery:focus-visible { outline: 1px solid var(--planet-gold); outline-offset: 5px; border-radius: 10px; }
.planet-postcard-navigation { display: grid; grid-template-columns: 36px 1fr 36px; align-items: center; gap: 8px; padding-top: 8px; }
.planet-postcard-navigation button { justify-content: center; }
.planet-postcard-navigation .planet-postcard-arrow { min-height: 36px; padding: 0; font-size: 26px; }
.planet-invite-details input { width: 100%; min-width: 0; padding: 8px; margin-top: 10px; color: var(--planet-ink); background: var(--planet-line); border: 1px solid var(--planet-line-strong); border-radius: var(--r-xs); font: .8125rem/1.4 var(--font); text-overflow: ellipsis; }
.planet-invite-receipt input { width: 100%; min-width: 0; padding: 10px; background: var(--planet-line); border: 1px solid var(--planet-line-strong); border-radius: var(--r-xs); color: var(--planet-ink); font: 400 1rem/1.3 var(--font); }
.planet-invite-link { min-width: 0; }
.planet-invite-link input { font-size: .875rem; text-overflow: ellipsis; }
[data-invite-manual-copy] { width: 100%; padding: 12px; border: 1px solid var(--planet-line-strong); border-radius: 8px; background: var(--planet-panel-strong); color: var(--planet-ink); font: .875rem/1.5 var(--font); }
.planet-invite-channels { display: flex; gap: 8px; }
.planet-invite-channels button { display: block; flex: 1; min-height: 40px; text-align: center; border: 1px solid var(--planet-line-strong); border-radius: var(--r-sm); padding: 7px; color: var(--planet-ink); }
.planet-invite-text-button:disabled { opacity: .4; cursor: default; text-decoration: none; }
.planet-invite-moment { display: grid; gap: 4px; margin-top: 5px; }
.planet-invite-moments { display: flex; gap: 8px; overflow-x: auto; padding: 4px 2px; }
.planet-invite-moments button { border: 1px solid transparent; border-radius: 50%; padding: 4px; }
.planet-invite-moments button[aria-pressed="true"] { border-color: var(--planet-gold); }
.planet-invite-moments .planet-keepsake-avatar { width: 30px; height: 30px; }
.planet-invite-album { display: grid; gap: 10px; padding-top: 16px; border-top: 1px solid var(--planet-line); }
.planet-invite-album .planet-keepsake-avatar { width: 30px; height: 30px; }
.planet-invite-welcome { padding: 12px; border-left: 2px solid var(--planet-gold); color: var(--planet-gold); font-size: .875rem; }
.planet-invite-landing { text-align: center; }
.planet-invite-landing > .planet-keepsake-avatar { margin: 0 auto; }
.planet-keepsake { padding: 7px; border: 1px solid var(--planet-line-strong); border-radius: 13px; background: rgba(239, 244, 255, .04); color: var(--planet-ink); text-align: left; overflow: hidden; }
.planet-keepsake:focus-visible { outline: 2px solid var(--planet-gold); outline-offset: 4px; }
.planet-keepsake-art { position: relative; aspect-ratio: 4 / 3; background: #071120; overflow: hidden; border-radius: 8px; }
.planet-keepsake-art canvas { display: block; width: 100%; height: 100%; }
.planet-keepsake-loading { position: absolute; inset: 0; display: grid; place-items: center; padding: 16px; color: var(--planet-muted); font-size: .875rem; text-align: center; }
.planet-keepsake-loading button { border: 1px solid var(--planet-line-strong); border-radius: 8px; background: var(--planet-panel-strong); color: var(--planet-ink); padding: 10px; font: inherit; cursor: pointer; }
.planet-keepsake-stamp { position: absolute; left: 11px; top: 10px; color: #fff3d3; font-size: .75rem; line-height: 1.3; letter-spacing: .08em; }
.planet-keepsake-copy { padding: 15px 8px 9px; }
.planet-invite-panel .planet-keepsake-copy h3 { font-size: 1.125rem; line-height: 1.3; margin: 0; color: var(--planet-ink); }
.planet-keepsake-copy .planet-keepsake-caption { color: var(--planet-muted); font-size: .875rem; }
.planet-keepsake-copy small { color: var(--planet-faint); font-size: .75rem; letter-spacing: .045em; }
.planet-keepsake-copy .planet-keepsake-times { margin: 15px 0; color: var(--planet-muted); gap: 8px; font-size: .75rem; }
.planet-keepsake-times p { margin: 0; }
.planet-keepsake.is-unwrapped { animation: planetPostcardReveal .65s var(--ease) both; }
.planet-keepsake-sealed { padding: 22px 12px; border: 1px solid var(--planet-line-strong); border-radius: 13px; background: radial-gradient(ellipse at 50% 40%, #263342, #101725 70%); text-align: center; }
.planet-keepsake-seal { display: grid; place-items: center; width: 65px; height: 65px; margin: 28px auto 20px; border: 1px solid var(--planet-gold); border-radius: 50%; color: var(--planet-gold); font-size: 32px; box-shadow: 0 0 30px #f5d88912; }
.planet-keepsake-sealed .planet-keepsake-pair { margin: 18px 0; }
.planet-keepsake-sealed .planet-keepsake-avatar { width: 40px; height: 40px; }
.planet-keepsake-sealed .planet-keepsake-caption { font-size: .875rem; }
.planet-keepsake-kicker { color: var(--planet-gold); font-size: .75rem; letter-spacing: .08em; }
.planet-keepsake-pair { display: flex; align-items: center; justify-content: center; margin: 25px 0; }
.planet-keepsake-avatar { display: inline-block; flex: 0 0 auto; width: 58px; height: 58px; border-radius: 50%; background-image: url('avatars.png'); background-size: 800% 600%; border: 1px solid var(--planet-gold); }
.planet-keepsake-connection { position: relative; width: 74px; text-align: center; color: var(--planet-gold); font-size: 17px; }
.planet-keepsake-connection::before, .planet-keepsake-connection::after { content: ''; position: absolute; top: 50%; width: 24px; height: 1px; background: var(--planet-gold); opacity: .65; }
.planet-keepsake-connection::before { left: 0; }
.planet-keepsake-connection::after { right: 0; }
.planet-keepsake-caption { margin-top: 7px; font-size: .8125rem; color: var(--planet-faint); }
.planet-keepsake-times { display: flex; gap: 15px; justify-content: space-between; margin: 24px 0; color: var(--planet-muted); font-size: .75rem; white-space: pre-line; }
.planet-invite-arrival { position: absolute; z-index: 5; left: 50%; top: 36%; transform: translateX(-50%); text-align: center; pointer-events: none; color: var(--planet-ink); animation: planetConnectionArrival 4.8s ease both; }
.planet-invite-arrival .planet-keepsake-avatar { box-shadow: 0 0 26px var(--planet-gold); }
.planet-invite-arrival p { font-size: .875rem; background: var(--planet-panel-strong); padding: 8px 12px; border-radius: var(--r-xs); }
.planet-invite-arrival .planet-keepsake-connection { animation: planetConnectionLine 1.3s ease both; }
@keyframes planetConnectionArrival { 0% { opacity: 0; } 15%,80% { opacity: 1; } 100% { opacity: 0; } }
@keyframes planetConnectionLine { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@keyframes planetPostcardReveal { from { opacity: .25; transform: translateY(12px) rotate(-2deg) scale(.97); } to { opacity: 1; transform: none; } }
@media (max-width: 560px) { .planet-rail-panel.planet-invite-panel { width: calc(100% - 92px); padding: 17px; } .planet-keepsake { padding: 6px; } .planet-keepsake-times { flex-direction: column; gap: 8px; } }
@media (max-width: 370px) { .planet-keepsake-pair .planet-keepsake-avatar { width: 44px; height: 44px; } .planet-keepsake-connection { width: 52px; } .planet-keepsake-connection::before, .planet-keepsake-connection::after { width: 16px; } }
@media (prefers-reduced-motion: reduce) { .planet-invite-arrival, .planet-invite-arrival .planet-keepsake-connection, .planet-keepsake.is-unwrapped { animation: none; } }