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var(--accent);outline-offset:2px}.editor-image-frame img{object-fit:cover;pointer-events:none;-webkit-user-select:none;user-select:none;width:100%;height:100%;display:block}.editor-image-frame:not([style]) img{width:auto;max-width:min(100%,504px);height:auto;max-height:432px}.editor-image-controls{gap:6px;display:flex;position:absolute;top:8px;right:8px}.editor-image-frame button{color:#fff;touch-action:manipulation;background:#000000b3;border:0;border-radius:50%;place-items:center;width:34px;height:34px;font-size:18px;font-weight:800;line-height:1;display:grid}.editor-image-frame .editor-image-remove:hover{background:var(--danger)}.editor-image-frame .editor-image-size:hover{background:var(--accent)}.image-upload input,.hidden-input{display:none}.image-preview{background:#000;place-items:center;padding:28px;display:grid}.image-preview img{object-fit:contain;max-width:100%;max-height:100%}.player{color:#fff;touch-action:none;-webkit-user-select:none;user-select:none;background:linear-gradient(#000,#141414 50%,#000);grid-template-rows:auto minmax(0,1fr) auto;display:grid;overflow:hidden}.player-bar{background:#00000059;align-items:center;gap:10px;min-height:52px;padding:10px 16px;display:flex}.player-bar button{color:#ffffffd9;font-size:20px}.player-bar button:hover{color:#fff;background:#ffffff26}.player-bar span{font-weight:800}.player-page{overscroll-behavior:contain;touch-action:none;transform-origin:top;will-change:transform, opacity;align-self:stretch;width:min(100%,820px);height:100%;padding:0 8px 28px;transition:transform .16s ease-out,opacity .16s ease-out;animation:.22s ease-out player-card-enter;display:block;position:relative;overflow:auto}.player .card-surface,.player .block-text,.player .body-text,.player .note-text{color:#fff}.player .block-text.heading{font-size:34px}.player .block-text.quote{color:#ffffffc7;border-left-color:#fff6}.player-card-sides{gap:8px;display:grid}.player-card-side{border-top:1px solid #ffffff2e;gap:0;padding-top:8px;display:grid}.player-card-side:first-child{border-top:0;padding-top:0}.player-card-side-label{color:#ffffff9e;letter-spacing:0;text-transform:uppercase;font-size:12px;font-weight:850}.player-card-side-body{gap:4px;display:grid}.player-empty-side{color:#ffffff7a;margin:0;font-style:italic}.flashcard-player{touch-action:auto}.flashcard-card-area{-webkit-overflow-scrolling:touch;align-items:stretch;min-height:0;display:grid;position:relative;overflow:auto}.flashcard-page{touch-action:pan-y;align-content:center;align-self:stretch;width:100%;height:100%;padding:0;display:grid}.flashcard-flip-area{color:#fff;text-align:left;background:0 0;border:0}.flashcard-flip-area:disabled{opacity:1}.flashcard-flip-area:focus-visible{outline-offset:-8px;outline:2px solid #ffffffb3}.flashcard-side{gap:14px;padding:18px 0;display:grid}.flashcard-side+.flashcard-side{border-top:1px solid #ffffff2e;margin-top:22px;padding-top:18px}.flashcard-side .html-card-content{font-size:24px;line-height:1.45}.flashcard-side .html-card-content img{border-radius:0;width:100%;max-width:none;margin:0}.flashcard-side .html-card-content .editor-image-frame{background:0 0;border:0;border-radius:0;max-width:none;max-height:none;margin:0;display:block;width:100%!important}.flashcard-side .html-card-content .editor-image-frame img{object-fit:contain;width:100%;height:auto}.flashcard-flip-area:has(.flashcard-side-back) .flashcard-side-front .html-card-content img{border-radius:8px;width:auto;max-width:100%;margin:10px auto}.flashcard-flip-area:has(.flashcard-side-back) .flashcard-side-front .html-card-content .editor-image-frame{border:1px solid var(--line);border-radius:8px;max-width:min(100%,504px);max-height:432px;margin:10px auto;width:auto!important}.flashcard-message{color:#ffffffb8;margin:18px 0 0;font-weight:700}.flashcard-read-row{justify-content:center;align-items:center;gap:10px;padding:0 22px 12px;display:flex}.flashcard-read-button{background:var(--green);color:#fff;cursor:pointer;touch-action:manipulation;border:0;border-radius:10px;align-items:center;gap:8px;min-height:44px;padding:0 18px;font-size:15px;font-weight:760;display:inline-flex}.flashcard-read-button:hover{filter:brightness(1.08)}.flashcard-actions{grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;padding:0 22px 22px;display:grid}.flashcard-actions-placeholder{color:#ffffff94;justify-content:center;align-items:center;min-height:78px;font-size:13px;font-weight:760;display:flex}.flashcard-actions button{color:#fff;background:#ffffff24;border:1px solid #ffffff2e;border-radius:10px;align-content:center;gap:3px;min-height:56px;display:grid}.flashcard-actions button:hover:not(:disabled){background:#ffffff3d}.flashcard-actions button:disabled{opacity:.54}.flashcard-actions span{font-size:12px;font-weight:760}.flashcard-actions strong{font-size:16px;font-weight:850}.player-actions{touch-action:manipulation;justify-content:center;gap:10px;padding:0 22px 22px;display:flex}.reader-button,.translate-button,.player-exit-button{color:#fff;touch-action:manipulation;border:0;border-radius:10px;min-width:46px;height:42px;font-weight:760}.reader-button{background:var(--green);border:0;place-items:center;width:46px;padding-left:2px;font-size:17px;display:grid}.flashcard-reader-button{margin-left:auto}.translate-button{background:#4285f4;place-items:center;width:46px;font-size:16px;display:grid;position:relative}.translate-button span{font-weight:850}.translate-button b{font-size:11px;line-height:1;position:absolute;bottom:6px;right:7px}.player-exit-button{background:#ffffff2e;padding:0 18px}.player-exit-button:hover{background:#ffffff47}.translation-sheet{background:#141414f0;border:1px solid #ffffff38;border-radius:12px;max-height:min(52vh,360px);display:grid;position:absolute;bottom:28px;left:22px;right:22px;overflow:hidden;box-shadow:0 20px 70px #00000073}.translation-sheet header{border-bottom:1px solid #ffffff24;justify-content:space-between;align-items:center;gap:12px;min-height:44px;padding:10px 12px;display:flex}.translation-sheet header button{color:#fff;background:0 0;border:0;border-radius:6px;place-items:center;width:28px;height:28px;font-size:20px;display:grid}.translation-sheet header button:hover{background:#ffffff1f}.translation-body{color:#ffffffe6;white-space:pre-wrap;padding:14px;font-size:17px;line-height:1.5;overflow:auto}.translation-body p{margin:0}@keyframes player-card-enter{0%{opacity:0;transform:translateY(46px)scale(.985)}to{opacity:1;transform:translate(0)scale(1)}}.toast{z-index:30;color:#fff;background:#2c2c2e;border-radius:8px;max-width:min(420px,100vw - 36px);padding:12px 14px;position:fixed;bottom:18px;right:18px;box-shadow:0 16px 40px #0003}@media (max-width:760px){.timeline-shell{grid-template-columns:1fr;display:block}.sidebar{border-bottom:0;border-right:0;min-height:100vh}.timeline-shell.mobile-decks .detail,.timeline-shell.mobile-cards .sidebar{display:none}.timeline-shell.mobile-cards .detail{min-height:100vh;display:grid}.sidebar-titlebar,.detail-toolbar{z-index:4;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:#f6f6f8f0;position:sticky;top:0}.sidebar-titlebar{gap:8px;padding:9px 12px}.sidebar-titlebar h1{font-size:17px}.user-chip{max-width:72px}.deck-list{padding:10px;display:block;overflow:auto}.deck-row{border:1px solid var(--line);background:#ffffffb8;align-self:start;min-width:0;min-height:68px;max-height:88px;margin-bottom:8px;padding:12px}.deck-row.selected{border-color:#0a84ff66}.sidebar-actions{background:#f6f6f8f0;grid-template-columns:1fr}.mobile-back-button{align-items:center;display:inline-flex}.detail-title-group{flex:1}.detail-toolbar{padding:9px 12px}.detail-toolbar .primary-button{flex:none}.timeline-scroll{height:auto;min-height:0}.timeline-content{min-height:calc(100vh - 54px);padding:18px 14px 32px}.timeline-content:before{top:18px;left:22px}.detail-footer{z-index:4;padding:10px 12px;position:sticky;bottom:0}@media (max-width:760px){.flashcard-actions{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;padding:0 10px 16px}.flashcard-actions button{min-height:48px;padding:4px}.flashcard-actions strong{font-size:13px}}.store-header h2{font-size:28px}.modal-backdrop{place-items:center stretch;padding:10px}.modal,.modal.wide{border-radius:10px;grid-template-rows:auto minmax(0,1fr);width:100%;max-height:calc(100dvh - 20px);display:grid}.modal.wide{height:calc(100dvh - 20px)}.modal header{min-width:0;padding:10px 12px}.modal header h2{text-overflow:ellipsis;white-space:nowrap;min-width:0;font-size:17px;overflow:hidden}.editor{-webkit-overflow-scrolling:touch;min-height:0;overflow-y:auto}.editor-toolbar{flex-wrap:wrap;gap:3px;min-width:0;min-height:42px;padding:5px 7px}.editor-toolbar>i{height:22px;margin:0 2px}.icon-button,.menu-button,.modal header button,.player-bar button,.editor-toolbar button,.editor-toolbar .image-upload{width:32px;min-width:32px;max-width:32px;height:32px}.html-editor{min-width:0;height:min(48dvh,420px);min-height:280px;max-height:none;margin:10px;padding:14px;font-size:16px;line-height:1.45}.html-editor h2,.html-card-content h2{font-size:22px}.modal-actions{grid-template-columns:1fr 1fr;padding:0 10px 10px;display:grid}.modal-actions .soft-button,.modal-actions .primary-button{width:100%;min-height:42px}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}