:root{--bg:#FAFBFD;--ink:#1E3A5F;--text:#2b3340;--muted:#6B7280;--card:#F0F1F3;--blue:#D3E3F5;--blue-ink:#0B3D75;--teal:#D5F3F5;--teal-ink:#0A5258;--sheet:#FAFBFD;--line:#E1E4EA;--fab:#455A64}@media (prefers-color-scheme:dark){:root{--bg:#10151C;--ink:#BBD3F0;--text:#E3E7EE;--muted:#9AA3B2;--card:#1C232D;--blue:#1F3552;--blue-ink:#CFE2FA;--teal:#173B3F;--teal-ink:#BDEFF3;--sheet:#161C25;--line:#2A323E}}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;height:100%;background:var(--bg);color:var(--text);font-family:Roboto,system-ui,-apple-system,Segoe UI,sans-serif;overscroll-behavior:none}#app{max-width:560px;margin:0 auto;min-height:100%;position:relative}button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}.top{display:flex;justify-content:flex-end;padding:calc(env(safe-area-inset-top) + 18px) 20px 6px}.icon-btn{width:48px;height:48px;border-radius:24px;display:grid;place-items:center;color:var(--ink)}.icon-btn svg{width:28px;height:28px;fill:currentColor}.sec{display:flex;justify-content:space-between;align-items:center;padding:18px 20px 8px}.sec h2{margin:0;font-size:22px;font-weight:700;color:var(--text)}.sec a{color:var(--ink);font-size:17px;cursor:pointer}.recent{padding:0 8px}.row{display:flex;align-items:center;gap:16px;padding:12px;border-radius:16px;width:100%;text-align:left}.row:active{background:var(--card)}.ficon{width:46px;height:46px;border-radius:10px;display:grid;place-items:center;color:#fff;font-weight:700;font-size:12px;flex:none}.row b{display:block;font-weight:500;font-size:19px;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:62vw}.row small{color:var(--muted);font-size:15px}.empty{padding:26px 20px;text-align:center;color:var(--muted)}.empty .big{font-size:21px;font-weight:500;color:var(--text);margin-top:10px}.qa{padding:0 20px}.open{display:flex;align-items:center;justify-content:center;gap:14px;width:100%;height:92px;border-radius:28px;background:var(--blue);color:var(--blue-ink);font-size:22px;font-weight:700}.open svg{width:42px;height:42px;fill:#10253f}.qrow{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:14px}.qrow button{height:102px;border-radius:24px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;font-size:17px;position:relative}.qrow svg{width:38px;height:38px;fill:currentColor}.q1{background:#ddebfb;color:#0b3d75}.q2{background:var(--teal);color:var(--teal-ink)}.q3{background:var(--card);color:#555}.tools{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:0 20px 120px}.tool{background:var(--card);border-radius:22px;height:108px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;font-size:18px;color:var(--text);position:relative;box-shadow:0 1px 2px #0002}.tool svg{width:38px;height:38px;fill:var(--ink)}.soon{position:absolute;top:8px;right:10px;font-size:11px;background:#f59e0b;color:#fff;border-radius:8px;padding:1px 7px}.fab{position:fixed;right:max(18px,calc(50% - 262px));bottom:calc(env(safe-area-inset-bottom) + 22px);width:66px;height:66px;border-radius:22px;background:var(--fab);color:#fff;display:grid;place-items:center;box-shadow:0 4px 10px #0004}.fab svg{width:34px;height:34px;fill:#fff}.sheet-bg{position:fixed;inset:0;background:#0006;z-index:20;display:flex;align-items:flex-end;justify-content:center}.sheet{width:100%;max-width:560px;background:var(--sheet);border-radius:28px 28px 0 0;padding:14px 20px calc(env(safe-area-inset-bottom) + 16px);max-height:88vh;overflow:auto}.sheet:before{content:"";display:block;width:40px;height:4px;border-radius:2px;background:var(--line);margin:0 auto 18px}.sheet h3{margin:0 0 6px;font-size:22px;font-weight:600;color:var(--text)}.sheet .row b{max-width:70vw}.sheet .row .gl{width:30px;height:30px;fill:var(--ink)}.bar{position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:2px;margin:calc(env(safe-area-inset-top) + 12px) 12px 0;padding:6px 8px;border-radius:30px;background:var(--card);box-shadow:0 1px 4px #0003}.bar .title{flex:1;font-size:16px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:0 6px;color:var(--muted)}.pages{padding:70px 8px 140px;display:flex;flex-direction:column;align-items:center;gap:10px;background:var(--card);min-height:100vh;margin-top:-56px;overflow-x:auto}.page{background:#fff;box-shadow:0 1px 4px #0003;position:relative;flex:none}.page canvas{display:block;width:100%;height:100%}.hl{position:absolute;background:#ffeb3b88;pointer-events:none}.pill{position:fixed;left:18px;bottom:calc(env(safe-area-inset-bottom) + 22px);background:var(--card);border-radius:28px;padding:20px 34px;font-size:22px;font-weight:500;box-shadow:0 3px 8px #0004;z-index:6}.zoombox{position:fixed;right:18px;bottom:calc(env(safe-area-inset-bottom) + 22px);display:flex;flex-direction:column;gap:8px;z-index:6}.zoombox button{width:54px;height:54px;border-radius:18px;background:var(--card);box-shadow:0 2px 6px #0004;font-size:28px;color:var(--ink)}.search{position:sticky;top:70px;z-index:5;margin:6px 12px;display:flex;gap:8px;align-items:center;background:var(--card);border-radius:24px;padding:6px 14px}.search input{flex:1;border:0;background:none;font-size:17px;color:var(--text);outline:0;padding:8px 0;min-width:0}.toast{position:fixed;left:50%;transform:translate(-50%);bottom:calc(env(safe-area-inset-bottom) + 110px);background:#323232;color:#fff;padding:12px 20px;border-radius:14px;z-index:40;font-size:16px;max-width:86vw;text-align:center}.pbtn{height:56px;border-radius:28px;background:var(--blue);color:var(--blue-ink);font-weight:700;font-size:18px;width:100%;margin-top:12px}.pbtn.alt{background:var(--card);color:var(--text)}.field{width:100%;padding:14px 16px;border-radius:14px;border:1px solid var(--line);background:var(--card);color:var(--text);font-size:18px;margin-top:10px}.sigpad{width:100%;height:200px;background:#fff;border-radius:14px;touch-action:none;margin-top:10px;border:1px solid var(--line)}.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.chip{padding:8px 14px;border-radius:16px;background:var(--card)}.spin{padding:40px;text-align:center;color:var(--muted)}.empty svg{width:72px;height:72px;fill:#c5cad3}.mkbar{position:fixed;left:50%;transform:translate(-50%);bottom:calc(env(safe-area-inset-bottom) + 96px);z-index:12;display:flex;gap:2px;padding:6px;border-radius:26px;background:var(--card);box-shadow:0 3px 10px #0005;max-width:98vw;overflow-x:auto}.mkbar button{min-width:42px;height:42px;border-radius:14px;color:var(--ink);font-size:18px;flex:none}.mkbar button.on{background:var(--blue);color:var(--blue-ink)}.mkbar .sw{display:inline-block;width:22px;height:22px;border-radius:11px;border:2px solid #fff;box-shadow:0 0 0 1px #0004;vertical-align:middle}