.photo-book-dialog{width:min(960px,calc(100vw - 24px));max-height:92vh;overflow:auto;border:1px solid var(--line);border-radius:22px;background:var(--white);color:var(--ink);padding:20px}
.photo-book-dialog h2{margin:0 0 6px}.photo-book-dialog .hint{margin:5px 0 12px}
.photo-book-dialog canvas{display:block;width:min(100%,680px);height:auto;margin:12px auto;border-radius:12px;box-shadow:0 10px 32px #233d2d30}
.photo-book-dialog>strong{display:block;text-align:center;margin:12px 0}
.photo-book-controls{display:flex;flex-wrap:wrap;justify-content:center;gap:8px}
.photo-book-controls button{min-height:44px}
html[data-theme="dark"] .photo-book-dialog{background:var(--surface-2);color:var(--ink);border-color:var(--line)}