/* Centered, directly dismissible invitation; details remain available on demand. */
body.home-modal-open{overflow:hidden}
.home-tip{position:fixed;inset:0;margin:auto;width:min(460px,calc(100vw - 36px));max-height:calc(100vh - 36px);max-height:calc(100dvh - 36px);padding:44px 36px 28px;border:1px solid var(--line);background:var(--paper);color:var(--ink);text-align:center;overflow:auto;overscroll-behavior:contain;box-shadow:0 24px 90px #17292335}
.home-tip:not([open]),.home-dialog:not([open]){display:none}
.home-tip::backdrop{background:#17292380}
.home-tip-dismiss{position:absolute;top:12px;right:12px;display:grid;place-items:center;width:44px;height:44px;font-size:30px;line-height:1;color:var(--muted)}
.home-tip-dismiss:hover{background:#24484b0d;color:var(--ink)}
.home-tip-seal{display:block;width:112px;height:112px;margin:0 auto 22px;border:1px solid var(--line);border-radius:22px;background:var(--white);box-shadow:0 6px 20px #17292310}
.home-tip .eyebrow{font-size:11px;letter-spacing:.18em}
.home-tip h2{font:500 32px/1.4 var(--serif);margin:10px 0 14px}
.home-tip-description{font-size:16px;line-height:1.9;color:var(--muted)}
.home-tip-shortcut{font-size:12px;color:var(--muted);line-height:1.8;border-top:1px solid var(--line);padding-top:18px;margin-top:22px}
.home-tip-open{display:flex;width:100%;margin-top:18px;min-height:52px;font-size:15px}
.home-tip-later{display:block;margin:12px auto 0;min-height:44px;padding:8px 12px;font-size:13px;text-decoration:underline;text-underline-offset:4px;color:var(--muted)}
.home-dialog{width:min(590px,calc(100vw - 32px));max-height:calc(90vh - env(safe-area-inset-bottom,0px));max-height:calc(90dvh - env(safe-area-inset-bottom,0px));border:1px solid var(--line);padding:28px;background:var(--paper);color:var(--ink);overflow:auto;overscroll-behavior:contain}.home-dialog::backdrop{background:#17292388}.home-dialog-heading{display:flex;align-items:flex-start;gap:16px;justify-content:space-between;margin-bottom:16px}.home-dialog-heading h2{font:500 25px/1.4 var(--serif);margin-top:4px}.home-dialog-heading button{font-size:28px;line-height:1;min-width:40px;min-height:40px}.home-dialog p,.home-dialog li{font-size:13px;line-height:1.9}.home-dialog>p{color:var(--muted)}.home-instructions{border-top:1px solid var(--line);margin-top:18px;padding-top:15px}.home-instructions summary{font-size:15px;font-weight:600;cursor:pointer}.home-instructions ol{padding-left:23px;margin:12px 0}.home-instructions li{padding:4px 0 4px 4px}.home-instructions p{margin-top:12px}.help-source{font-size:11px;color:var(--muted)}.reader-help{border-left:2px solid var(--red);padding:0 0 0 14px;margin-top:24px}.reader-help h3{font-size:15px;margin-bottom:6px}.reader-help a{color:var(--red)}.reader-help p+p{margin-top:8px}.home-dialog .home-footnote{font-size:11px;margin-top:20px}.home-actions{display:flex;gap:20px;flex-wrap:wrap;align-items:center;margin-top:20px;font-size:12px}.home-actions button{text-decoration:underline;text-underline-offset:4px;padding:0}.mobile-visual-note{font-size:12px;margin-top:20px;line-height:1.85;color:var(--muted)}.mobile-visual-note a{color:var(--red)}.image-failed{outline:2px solid var(--red);min-height:130px}.image-recovery{font-size:12px;color:var(--red);padding:10px 0}
.choice{position:relative}.choice-preview{display:block}.choice.is-selected{border-color:var(--red)}.choice-text{width:100%;text-align:left}.choice-text[aria-pressed=true]{background:#b738280a}.choice small.choice-action{display:block;margin-top:4px;font-size:11px;color:var(--red)}.zoom-button{display:block;text-decoration:none}.zoom-button img{display:block}
@media(max-width:740px){.home-tip{padding:38px 24px 22px}.home-tip-seal{width:96px;height:96px;margin-bottom:18px}.home-tip h2{font-size:28px}.home-tip-description{font-size:15px}.home-dialog{padding:22px 20px}.home-dialog-heading h2{font-size:22px}.hero-image{width:100%;max-width:440px}.hero-image img{max-height:none}.hero-image:before{display:none}.choices{gap:8px}.choice figure{padding:5px}.choice-text{padding:10px 7px}.choice small.choice-action{font-size:10px}.home-actions{gap:14px}.mobile-visual-note{font-size:11px}}
@media(max-height:600px){.home-tip{padding:24px}.home-tip-seal{width:64px;height:64px;margin-bottom:10px}.home-tip h2{font-size:25px;margin:8px 0}.home-tip-description{font-size:14px}.home-tip-shortcut{margin-top:12px;padding-top:12px}.home-tip-open{margin-top:12px}}
@media print{.home-tip,.home-dialog,.home-actions,.mobile-visual-note{display:none!important}}

/* Shared image viewer and share controls also work on the lightweight utility pages. */
[hidden]{display:none!important}
.page-controls{display:flex;align-items:center;gap:18px;padding-top:12px;padding-bottom:12px;border-bottom:1px solid var(--line,#ccc7bb);font-size:13px}
.page-controls button,.page-controls a{min-height:44px;display:inline-flex;align-items:center;color:var(--red,#b73828)}
.page-controls span{color:var(--muted,#696d63)}
.page-controls a{margin-left:auto}
.home-dialog-heading button{min-width:44px;min-height:44px}
.home-done{display:block;width:100%;margin-top:20px;min-height:48px;padding:12px;background:var(--red,#b73828);color:#fff;font-size:14px}
.my-share-layout{display:grid;grid-template-columns:minmax(240px,430px) minmax(0,1fr);gap:64px;align-items:center;margin-top:30px}
.my-share-layout .share-poster-link{width:100%;max-width:430px;margin:0;box-shadow:0 8px 24px #292b2708}
.share-copy h2{font:500 30px/1.6 var(--serif,"Songti SC",serif);margin:10px 0 16px}
.share-copy>p:not(.eyebrow){font-size:14px;line-height:1.9;color:var(--muted,#696d63);max-width:440px}
.share-actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin:24px 0 10px}
.share-actions button{appearance:none;border:1px solid #b73828;border-radius:0;background:transparent;color:#b73828;padding:12px 20px;font:inherit;font-size:14px;line-height:1.6;min-height:48px;cursor:pointer}
.share-actions [data-share-poster]{background:#b73828;color:#fff}
.share-actions button:disabled{opacity:.5;cursor:wait}
.share-status{font-size:12px!important;line-height:1.8;min-height:22px;color:#696d63}
.share-fallback{border-left:2px solid #b73828;margin:14px 0;padding:8px 0 8px 14px;font-size:12px;line-height:1.8}
.share-fallback button{min-height:44px;background:none;border:0;color:#b73828;font:inherit;text-decoration:underline;cursor:pointer}
.share-fallback a{display:block;overflow-wrap:anywhere;color:#696d63}
.share-copy [data-show-qr]{margin-top:12px;min-height:44px;font-size:12px;color:var(--red,#b73828)}
.my-tools{border-top:1px solid var(--line,#ccc7bb);padding-top:18px;margin-top:32px}
.standalone-share-tools{padding:10px 24px 28px;background:#f3f0e8}
.share-tools,.gallery header{position:sticky;top:0;z-index:5;background:#f3f0e8}
.share-tools a,.gallery header a{min-height:44px;display:inline-flex;align-items:center}
.image-viewer{inset:0;width:min(1080px,calc(100vw - 32px));height:calc(100vh - 40px);height:calc(100dvh - 40px);max-width:none;max-height:none;margin:auto;border:1px solid #c9c5b7;background:#f3f0e8;color:#292b27;padding:0;overflow:hidden;box-shadow:0 20px 80px #17292344}
.image-viewer:not([open]){display:none}
.image-viewer[open]{display:flex;flex-direction:column}
.image-viewer::backdrop{background:#172923a8}
.viewer-toolbar{display:flex;gap:10px;align-items:center;padding:8px 14px;border-bottom:1px solid #c9c5b7;flex-shrink:0}
.viewer-toolbar strong{font:500 14px/1.5 "PingFang SC",sans-serif;flex:1;min-width:0;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.viewer-toolbar button,.viewer-retry{border:1px solid #c9c5b7;background:#fbfaf6;color:#b73828;min-height:44px;padding:8px 12px;white-space:nowrap;font:inherit;font-size:13px;cursor:pointer}
.viewer-scroll{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;padding:16px;display:flex;align-items:center;justify-content:center;touch-action:pan-x pan-y pinch-zoom}
.viewer-scroll img{display:block;width:auto;height:auto;max-width:100%;max-height:100%;object-fit:contain;flex-shrink:0}
.image-viewer.is-zoomed .viewer-scroll{display:block}
.image-viewer.is-zoomed .viewer-scroll img{width:auto;min-width:140%;max-width:none;max-height:none}
.viewer-status{font:12px/1.6 "PingFang SC",sans-serif;padding:10px 16px;margin:0;flex-shrink:0;color:#696d63}
.viewer-retry{align-self:center;margin:0 16px 14px}
.update-notice .notice-dismiss{padding:0;min-width:32px;min-height:44px;margin-left:-8px;font-size:24px;background:none;color:var(--muted)}
button:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid #b73828;outline-offset:4px}
@media(max-width:740px){
 .my-share-layout{grid-template-columns:1fr;gap:22px;margin-top:22px}
 .share-section{padding-top:16px}
 .share-heading>.eyebrow{display:none}
 .my-share-layout .share-poster-link{max-width:300px;margin:auto}
 .share-copy .eyebrow,.share-copy h2,.share-copy>p:not(.share-status){display:none}
 .share-actions{margin-top:0;flex-wrap:nowrap}
 .share-actions button{flex:1;padding:12px 8px;font-size:14px}
 .share-copy [data-show-qr]{margin-top:0}
 .my-tools{margin:22px 0 0;padding-top:14px}
 .image-viewer{width:calc(100vw - 16px);height:calc(100vh - 24px);height:calc(100dvh - 24px);height:calc(100dvh - 24px - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px))}
 .viewer-toolbar{padding:8px;gap:6px}
 .viewer-toolbar strong{font-size:12px}
 .viewer-toolbar button{padding:8px}
 .viewer-scroll{padding:8px}
 .page-controls{gap:14px;font-size:12px;padding-top:4px;padding-bottom:4px}
}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
@media print{.page-controls,.image-viewer,.share-actions,.share-status,.share-fallback{display:none!important}}