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*{box-sizing:border-box}.book-player{height:100%;overflow:hidden;--ink:#171717;--ink-hover:#000;--g800:#3f3f46;--g700:#52525b;--g600:#71717a;--g400:#a1a1aa;--g300:#c4c4c8;--bs:#d4d4d8;--bd:#e4e4e7;--dv:#f0f0f0;--s2:#f4f4f5;--s1:#fafafa;--red:#ef4444;--green:#22c55e;--blue:#2563eb;--purple:#6a4fc7;--amber:#c99b25;--mono: ui-monospace, "SF Mono", Menlo, monospace;--serif: "Iowan Old Style", Georgia, "Times New Roman", ui-serif, serif;--sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--accent:#171717}.book-player a{color:var(--ink);text-decoration:none}.book-player a:hover{color:#000}.book-player button{font-family:inherit}.book-player .win{width:100%;height:100%;overflow:hidden;background:#fff;display:flex;flex-direction:column;font-family:var(--sans);-webkit-font-smoothing:antialiased;color:var(--ink)}.book-player .toc-item.on .n,.book-player .pb-btn.on{background:var(--accent)}.book-player .pb-btn.on{border-color:var(--accent)}.book-player .audio 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var(--bd);border-radius:14px;box-shadow:0 18px 44px -14px #0000004d;padding:14px;opacity:0;transform:translateY(-6px) scale(.98);transform-origin:top right;pointer-events:none;transition:opacity .14s,transform .14s}.book-player .themepop.show{opacity:1;transform:translateY(0) scale(1);pointer-events:auto}.book-player .tp-sec{font-size:10px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--g400);margin:2px 2px 9px}.book-player .tp-modes{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:15px}.book-player .tp-mode{display:flex;flex-direction:column;align-items:center;gap:8px;padding:10px 0 8px;border-radius:10px;border:1px solid var(--bd);background:#fff;cursor:pointer;color:var(--g600);font-size:11px;font-weight:600}.book-player .tp-mode:hover{border-color:var(--g300)}.book-player .tp-mode.on{border-color:var(--accent);color:var(--ink);box-shadow:0 0 0 1px var(--accent)}.book-player .tp-prev{width:40px;height:27px;border-radius:6px;border:1px solid rgba(0,0,0,.12);position:relative;overflow:hidden}.book-player .tp-prev i{position:absolute;left:6px;height:2.5px;border-radius:2px}.book-player .tp-prev i:nth-child(1){top:7px;right:14px}.book-player .tp-prev i:nth-child(2){top:12.5px;right:20px}.book-player .tp-prev i:nth-child(3){top:18px;right:24px}.book-player .tp-accents{display:flex;gap:10px;flex-wrap:wrap}.book-player .tp-dot{width:26px;height:26px;border-radius:50%;cursor:pointer;border:none;padding:0;display:flex;align-items:center;justify-content:center;color:#fff}.book-player .tp-dot.on{box-shadow:0 0 0 2px #fff,0 0 0 4px var(--dot)}.book-player .tp-dot svg{opacity:0;transition:opacity .1s}.book-player .tp-dot.on svg{opacity:1}.book-player[data-appear=sepia] .center{background:#e7dcc4}.book-player[data-appear=sepia] .page{background:#f7efdc;border-color:#e2d5b6}.book-player[data-appear=sepia] .b-p,.book-player[data-appear=sepia] .b-li,.book-player[data-appear=sepia] .callout 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.fp-arrow{position:absolute;width:11px;height:11px;background:var(--ink);transform:rotate(45deg)}.book-player .fn-pop a{color:#fff;text-decoration:underline}.book-player .canvas ::selection{background:#fde68a}.book-player mark.uhl{border-radius:2px;padding:0 1px;cursor:pointer;transition:filter .12s}.book-player mark.uhl:hover{filter:brightness(.93)}.book-player mark.uhl.amber{background:#fde68a}.book-player mark.uhl.green{background:#bbf7d0}.book-player mark.uhl.blue{background:#bfdbfe}.book-player mark.uhl.pink{background:#fbcfe8}.book-player mark.uhl.active{box-shadow:0 0 0 2px var(--ink)}.book-player .hl-pop{position:fixed;z-index:70;display:flex;align-items:center;gap:5px;padding:6px;border-radius:11px;background:var(--ink);box-shadow:0 12px 30px -8px #00000073;transform:translate(-50%,-100%)}.book-player .hl-pop:after{content:"";position:absolute;left:50%;bottom:-5px;width:10px;height:10px;background:var(--ink);transform:translate(-50%) rotate(45deg)}.book-player .hl-pop .sw{width:22px;height:22px;border-radius:6px;border:1.5px solid rgba(255,255,255,.28);cursor:pointer;padding:0}.book-player .hl-pop .sw:hover{transform:scale(1.09)}.book-player .hl-pop .pdiv{width:1px;height:18px;background:#ffffff40;margin:0 1px}.book-player .hl-pop .pnote{display:flex;align-items:center;gap:5px;height:22px;padding:0 9px;border-radius:6px;border:none;background:none;color:#fff;cursor:pointer;font-size:11.5px;font-weight:600;font-family:inherit}.book-player .hl-pop .pnote:hover{background:#ffffff29}.book-player .notes-drawer{position:fixed;top:0;right:0;width:344px;max-width:88vw;height:100%;z-index:60;background:var(--s1);border-left:1px solid var(--bd);box-shadow:-14px 0 44px -20px #0006;display:flex;flex-direction:column;transform:translate(100%);transition:transform .24s cubic-bezier(.4,0,.2,1)}.book-player .notes-drawer:not(.open){pointer-events:none}.book-player .notes-drawer.open{transform:none}.book-player.notes-docked .notes-drawer{position:relative;top:auto;right:auto;height:auto;z-index:1;max-width:none;box-shadow:none;transform:none;flex-shrink:0;width:344px;transition:none}.book-player.notes-docked .notes-drawer:not(.open){display:none}.book-player .nd-pin{width:30px;height:30px;border-radius:8px;border:none;background:none;color:var(--g600);cursor:pointer;display:flex;align-items:center;justify-content:center}.book-player .nd-pin:hover{background:var(--s2);color:var(--ink)}.book-player.notes-docked .nd-pin,.book-player .nd-pin.on{background:var(--accent);color:#fff}.book-player .nd-head{display:flex;align-items:center;gap:9px;padding:16px 15px 13px;border-bottom:1px solid var(--dv)}.book-player .nd-head .t{font-size:14px;font-weight:700;color:var(--ink)}.book-player .nd-head .c{font-size:11px;color:var(--g400);font-family:var(--mono)}.book-player .nd-all{display:flex;align-items:center;gap:5px;font-size:11.5px;font-weight:650;color:var(--g600);background:none;padding:5px 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.pb-badge{position:absolute;top:-4px;right:-4px;min-width:15px;height:15px;padding:0 3px;border-radius:8px;background:var(--accent);color:#fff;font-size:9px;font-weight:700;display:flex;align-items:center;justify-content:center;font-family:var(--mono)}.book-player .player{position:relative;border-radius:14px;overflow:hidden;border:1px solid var(--bd);background:#111}.book-player .player .fakeui,.book-player .player .badge,.book-player .player .bigplay,.book-player .player .pcontrols{-webkit-user-select:none;user-select:none}.book-player .player .stage,.book-player .player .stage .pl-stage{-webkit-user-select:text;user-select:text}.book-player .player .stage{position:relative;aspect-ratio:16/9;display:flex;align-items:center;justify-content:center}.book-player .player .stage>.pl-stage{align-self:stretch;width:100%;height:100%}.book-player .player .stage .cherry-media-status{color:#ffffffb8;font-size:12.5px;font-family:var(--mono);padding:12px 16px;text-align:center}.book-player .player 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var(--bd);border-radius:12px;overflow:hidden;background:#fff;font-family:var(--sans)}.book-player .quiz .qz-h{display:flex;align-items:center;gap:8px;padding:9px 14px;border-bottom:1px solid var(--dv);background:var(--s1)}.book-player .quiz .qz-k{font-size:9.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--g400)}.book-player .quiz .qz-title{font-size:12.5px;font-weight:650;color:var(--ink);outline:none;min-width:20px}.book-player .quiz .qz-title:empty:before{content:"Untitled quiz";color:var(--g400);font-weight:500}.book-player .quiz .qz-mode{margin-left:auto;font-size:10px;font-weight:600;color:var(--g400);font-family:var(--mono)}.book-player .qz-qb{padding:4px 0 2px;border-bottom:1px solid var(--dv)}.book-player .qz-qb:last-of-type{border-bottom:none}.book-player .qz-qh{display:flex;align-items:flex-start;gap:9px;padding:13px 16px 3px}.book-player 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var(--bd);color:var(--g600)}.book-player .qz-btn.ghost:hover{border-color:var(--bs);color:var(--ink);filter:none}.book-player .qz-res{font-size:12.5px;font-weight:650}.book-player .qz-res.ok{color:#16a34a}.book-player .qz-res.no{color:#dc2626}.book-player .qz-exp{padding:2px 14px 10px 44px;font-size:12.5px;line-height:1.6;color:var(--g700);outline:none}.book-player .qz-exp:empty:before{content:"Explanation shown after answering…";color:var(--g400)}.book-player .quiz .qz-addq{padding:10px 14px 12px 44px}.book-player .qz-sub{display:flex;align-items:center;gap:11px;padding:12px 16px;border-top:1px solid var(--dv);background:var(--s1)}.book-player .qz-prog{font-size:11.5px;color:var(--g600);font-family:var(--mono)}.book-player .qz-score{font-size:13px;font-weight:700;color:var(--ink)}.book-player .qz-lock{font-size:11px;color:var(--g400);font-family:var(--mono)}.book-player .qz-subsp{flex:1}.book-player .qz-att{display:flex;flex-wrap:wrap;gap:6px;padding:0 16px 12px;background:var(--s1)}.book-player .qz-chip{font-size:10.5px;font-weight:600;font-family:var(--mono);color:var(--g600);background:#fff;border:1px solid var(--bd);border-radius:6px;padding:3px 8px}.book-player .qz-chip.cur{color:var(--ink);border-color:var(--bs)}.book-player .qz-mgrid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:0 72px}.book-player .qz-mlines{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:1;overflow:visible}.book-player .qz-mcol{display:flex;flex-direction:column;gap:8px;position:relative;z-index:2}.book-player .qz-mnode{position:relative;padding:9px 12px;border:1px solid var(--bd);border-radius:9px;background:#fff;font-size:13.5px;line-height:1.4;color:var(--ink);cursor:pointer}.book-player .qz-mnode:hover{border-color:var(--bs)}.book-player .qz-mnode.sel{border-color:var(--accent);box-shadow:0 0 0 2px color-mix(in srgb,var(--accent) 20%,transparent)}.book-player .qz-mnode.tied{border-color:var(--bs)}.book-player 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td{background:color-mix(in srgb,var(--s2) 60%,#fff)}.book-player .b-tbl.compact th,.book-player .b-tbl.compact td{padding:5px 8px;font-size:13.5px}.book-player .b-tbl [data-al=center]{text-align:center}.book-player .b-tbl [data-al=right]{text-align:right}.book-player .tbl-cap{font-size:12px;color:var(--g600);margin-top:7px}.book-player .tbl-cap:empty:before{content:attr(data-ph);color:var(--g300)}.book-player .blk-body mark{background:#fde68a;color:inherit;padding:0 2px;border-radius:2px}.book-player .blk-body code{font-family:var(--mono);font-size:.88em;background:var(--s2);border:1px solid var(--bd);border-radius:4px;padding:1px 4px}.book-player .blk-body a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}.book-player .cdlg-ovl{position:fixed;top:0;right:0;bottom:0;left:0;background:#09090b6b;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);display:flex;align-items:center;justify-content:center;z-index:500}.book-player 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var(--bs);background:#fff;color:var(--g700)}.book-player .cdlg .cf button:hover{border-color:var(--ink);color:var(--ink)}.book-player .cdlg .cf button.pri{background:var(--ink);border-color:var(--ink);color:#fff}.book-player .cdlg .cf button.pri:hover{background:#000}.book-player .cdlg .cf button:focus-visible,.book-player .cdlg .cq button:focus-visible{outline:none;box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 35%,transparent)}.book-player .civ-lock{position:absolute;top:0;right:0;bottom:0;left:0;z-index:40;background:#0a0b0df0;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:center;padding:28px}.book-player .civ-lock-card{width:352px;max-width:100%;text-align:center}.book-player .civ-lock-ic{width:46px;height:46px;margin:0 auto;border-radius:13px;background:#ffffff12;border:1px solid rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center;color:#e4e4e7}.book-player 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var(--border);background:var(--panel);display:flex;flex-direction:column;overflow:hidden;position:relative}.sap-rz{position:absolute;top:0;left:0;right:0;height:7px;cursor:ns-resize;z-index:5}.sap-rz:after{content:"";position:absolute;left:50%;top:2px;transform:translate(-50%);width:44px;height:3px;border-radius:3px;background:#c4c4c8;opacity:0;transition:opacity .15s}.sap-rz:hover:after{opacity:1}.sap-head{display:flex;align-items:center;gap:9px;padding:9px 12px 8px 14px;border-bottom:1px solid var(--hairline);flex-shrink:0}.sap-ttl{display:flex;align-items:center;gap:7px;font-size:12px;font-weight:700;color:var(--fg);letter-spacing:-.01em}.sap-sess{display:flex;align-items:center;gap:6px;padding:3px 8px;border-radius:20px;background:var(--chip);border:1px solid var(--border);font-family:var(--font-mono);font-size:10.5px;color:var(--subtle)}.sap-sess i{width:6px;height:6px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 3px 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var(--border);background:#fff;cursor:pointer;text-align:left;font-family:inherit}.sap-q:hover{border-color:var(--fg)}.sap-q .qi{color:var(--muted);flex-shrink:0;margin-top:1px;display:flex}.sap-q:hover .qi{color:var(--fg)}.sap-q .qt{font-size:11.5px;font-weight:600;color:var(--fg);line-height:1.4}.sap-recheck{margin-top:4px;padding:6px 12px;border-radius:8px;border:1px solid #26262c;background:#16161a;color:#a1a1aa;font-family:inherit;font-size:11.5px;font-weight:650;cursor:pointer}.sap-recheck:hover{color:#fff;border-color:#3f3f46}.scli-copy{margin-left:auto;font-size:10.5px;font-weight:650;color:#a1a1aa;cursor:pointer}.scli-copy:hover{color:#fff}.scli-nm{display:block}.sap-q:disabled{opacity:.5;cursor:default}.sap-q:disabled:hover{border-color:var(--border)}.book-player .book-lock{width:352px;max-width:100%;text-align:center;padding:40px 0}.book-player .book-lock-ic{width:46px;height:46px;margin:0 auto;border-radius:13px;background:var(--chip, #f4f4f5);border:1px solid var(--border, #e4e4e7);display:flex;align-items:center;justify-content:center;color:var(--fg, #171717)}.book-player .book-lock-t{margin-top:15px;font-size:16.5px;font-weight:680;letter-spacing:-.015em;color:var(--ink, #171717)}.book-player .book-lock-d{margin-top:7px;font-size:12.5px;line-height:1.55;color:var(--g600, #71717a)}.book-player .book-lock input{width:100%;margin-top:16px;padding:11px 13px;border-radius:10px;border:1px solid var(--border, #d4d4d8);background:var(--surface, #fff);color:var(--ink, #171717);font-family:var(--mono, ui-monospace, Menlo, monospace);font-size:13.5px;text-align:center;letter-spacing:.14em;outline:none}.book-player .book-lock-err{margin-top:9px;font-size:11.5px;font-weight:600;color:#dc2626}.book-player .book-lock button{width:100%;margin-top:12px;padding:11px;border-radius:10px;border:none;background:var(--ink, #171717);color:#fff;font-family:inherit;font-size:13.5px;font-weight:680;cursor:pointer}.book-player .book-lock .book-lock-back{margin-top:8px;background:none;border:1px solid var(--border, #e4e4e7);color:var(--g600, #71717a);font-weight:600}.book-player .pb-langs{display:flex;align-items:center;gap:3px}.book-player .pb-lang{padding:5px 9px;border-radius:8px;border:1px solid transparent;background:none;color:var(--g600, #71717a);font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.04em;cursor:pointer}.book-player .pb-lang:hover{background:var(--chip, #f4f4f5);color:var(--ink, #171717)}.book-player .pb-lang.on{background:var(--ink, #171717);color:var(--surface, #fff)}.book-player .pb-lang.both{font-family:inherit;letter-spacing:0}.book-player .blk[data-id*="~"]{border-left:2px solid var(--accent, #ef4444);padding-left:12px;margin-left:-14px}.book-player .page.coverpg{overflow:hidden}.book-player .page.coverpg .page-content{position:absolute;top:0;right:0;bottom:0;left:0;padding:0!important}.book-player .cover-full{position:absolute;top:0;right:0;bottom:0;left:0;overflow:hidden;display:flex;align-items:center;justify-content:center}.book-player .cover-fit{height:100%;aspect-ratio:2/3}.book-player .cover-empty{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;background:#fafafa}.book-player .cover-empty .ttl{font-size:26px;font-weight:750;letter-spacing:-.02em;color:var(--ink);text-align:center;padding:0 40px}.book-player .toc-pg-head{height:88px}.book-player .toc-pg-h{font-size:30px;font-weight:750;letter-spacing:-.025em;color:var(--ink);margin:0 0 4px}.book-player .toc-pg-s{font-size:12px;color:var(--g600)}.book-player .toc-pg .toc-item{height:44px;padding:0 12px;margin-bottom:6px}.book-player .cover-reflow{position:relative;width:100%;aspect-ratio:2/3;max-height:78vh;margin:0 auto 26px;border-radius:10px;overflow:hidden;box-shadow:0 18px 46px -22px #0000008c,0 0 0 1px #00000012}.b-folder{margin:2px 0;border:1px solid #2b2b30;border-radius:12px;overflow:hidden;background:#1e1e1e}.fdr-head{display:flex;align-items:center;gap:9px;padding:8px 12px;background:#252526;border-bottom:1px solid #2b2b30}.fdr-name{font:600 12px var(--mono, ui-monospace, Menlo, monospace);color:#e7e7ea}.fdr-meta{font:11px var(--mono, ui-monospace, Menlo, monospace);color:#7d8590}.fdr-head .sp{flex:1}.fdr-hbtn{padding:4px 9px;border:1px solid #3a3a42;border-radius:7px;background:#2d2d32;color:#c8c8d0;font:600 11px inherit;cursor:pointer}.fdr-hbtn:hover{background:#37373d;color:#fff}.fdr-body{display:grid;grid-template-columns:196px minmax(0,1fr);min-height:250px;max-height:430px}.fdr-tree{background:#1a1a1c;border-right:1px solid #2b2b30;overflow:auto;padding:6px 4px}.fdr-row{display:flex;align-items:center;gap:6px;width:100%;padding:3px 6px;border:0;border-radius:5px;background:none;color:#9da3ae;font:12px var(--mono, ui-monospace, Menlo, monospace);cursor:pointer;text-align:left}.fdr-row:hover{background:#232327;color:#e7e7ea}.fdr-row.on{background:#2f3138;color:#fff}.fdr-row .nm{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.fdr-row .bin{font-size:9.5px;color:#6a707c}.fdr-row .ex{display:none;flex-shrink:0;width:17px;height:17px;align-items:center;justify-content:center;border:0;border-radius:4px;background:none;color:#7d8590;cursor:pointer}.fdr-row:hover .ex{display:flex}.fdr-row .ex:hover{background:#3a3a42;color:#e7e7ea}.fdr-row.exd{color:#5a6069}.fdr-row.exd .nm{text-decoration:line-through}.fdr-row.exd .ex{display:flex;color:#d19a66}.fdr-pick{margin-top:8px;border:1px solid var(--bd);border-radius:10px;background:#fff;max-height:260px;overflow:auto;padding:4px}.fdr-pr{display:flex;align-items:center;gap:8px;width:100%;padding:5px 7px;border:0;border-radius:7px;background:none;font:inherit;font-size:12.5px;color:var(--ink);cursor:pointer;text-align:left}.fdr-pr:hover{background:var(--g50, #f6f6f7)}.fdr-pr .bx{flex-shrink:0;width:15px;height:15px;border:1.5px solid var(--bd);border-radius:4px;display:flex;align-items:center;justify-content:center;color:#fff}.fdr-pr.on .bx{background:var(--ink);border-color:var(--ink)}.fdr-pr.part .bx{background:#a1a1aa;border-color:#a1a1aa}.fdr-pr .nm{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-family:var(--mono, ui-monospace, Menlo, monospace);font-size:12px}.fdr-pr.off .nm{color:var(--g400);text-decoration:line-through}.fdr-pr .sz{font:10.5px var(--mono, ui-monospace, Menlo, monospace);color:var(--g400)}.fdr-ptools{display:flex;gap:6px;margin-top:8px}.fdr-ptools button{flex:1;padding:6px;border:1px solid var(--bd);border-radius:8px;background:#fff;font:600 11.5px inherit;color:var(--g600);cursor:pointer}.fdr-ptools button:hover{border-color:var(--ink);color:var(--ink)}.fdr-row svg{flex-shrink:0;opacity:.75}.fdr-main{display:flex;flex-direction:column;min-width:0;background:#1e1e1e}.fdr-tab{display:flex;align-items:center;gap:8px;padding:0 12px;height:33px;background:#252526;border-bottom:1px solid #1e1e1e}.fdr-tab .f{display:flex;align-items:center;gap:7px;height:100%;padding:0 4px;border-bottom:1px solid #0078d4;font:12px var(--mono, ui-monospace, Menlo, monospace);color:#e7e7ea}.fdr-tab .lang{margin-left:auto;font:10.5px var(--mono, ui-monospace, Menlo, monospace);color:#6a707c;text-transform:uppercase;letter-spacing:.08em}.fdr-code{display:flex;flex:1;overflow:auto;font:12px/1.65 var(--mono, ui-monospace, Menlo, monospace)}.fdr-ln{flex-shrink:0;padding:10px 10px 14px;text-align:right;color:#5a6069;background:#1e1e1e;-webkit-user-select:none;user-select:none;white-space:pre}.fdr-src{flex:1;padding:10px 14px 14px;color:#d4d4d4;white-space:pre;min-width:0}.fdr-src .t-k{color:#569cd6}.fdr-src .t-s{color:#ce9178}.fdr-src .t-c{color:#6a9955}.fdr-src .t-n{color:#b5cea8}.fdr-src .t-f{color:#dcdcaa}.fdr-dl{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:38px 24px;text-align:center}.fdr-dl .ic{width:46px;height:46px;border-radius:12px;background:#2a2a30;display:flex;align-items:center;justify-content:center;color:#9da3ae}.fdr-dl .fn{font:600 13px var(--mono, ui-monospace, Menlo, monospace);color:#e7e7ea}.fdr-dl .hint{font-size:12px;line-height:1.55;color:#7d8590;max-width:300px}.fdr-dl .go{display:inline-flex;align-items:center;gap:7px;padding:8px 15px;border:0;border-radius:9px;background:#e7e7ea;color:#18181b;font:680 12.5px inherit;cursor:pointer}.fdr-dl .go:hover{background:#fff}.fdr-empty{padding:30px 24px;text-align:center;background:#fafafa}.fdr-empty.drag{background:#f0f6ff}.fdr-empty .et{font-size:14px;font-weight:650;color:var(--ink)}.fdr-empty .ed{margin-top:6px;font-size:12.5px;line-height:1.55;color:var(--g600)}.fdr-empty .eb{margin-top:14px;padding:8px 15px;border:1px solid var(--bd);border-radius:9px;background:#fff;font:650 12.5px inherit;color:var(--ink);cursor:pointer}.fdr-empty .eb:hover{border-color:var(--ink)}