:root{color-scheme:light;--bg:#f6f7fb;--surface:#fff;--text:#263147;--muted:#647087;--line:#e3e7ee;--accent:#5865cc;--milk:#fff1dc;--breast:#eeecfc;--sleep:#e8effa;--diaper:#e5f2eb}:root[data-theme=dark]{color-scheme:dark;--bg:#151922;--surface:#1f2430;--text:#e8edf7;--muted:#a9b4c8;--line:#343b4a;--accent:#acb4ff;--milk:#3a3023;--breast:#2d2b42;--sleep:#243043;--diaper:#253a31}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){color-scheme:dark;--bg:#151922;--surface:#1f2430;--text:#e8edf7;--muted:#a9b4c8;--line:#343b4a;--accent:#acb4ff;--milk:#3a3023;--breast:#2d2b42;--sleep:#243043;--diaper:#253a31}}*{box-sizing:border-box}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.6}button,input,textarea,select{font:inherit;color:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer;border:1px solid var(--line);background:var(--surface);border-radius:10px;min-height:48px;padding:10px 16px;touch-action:manipulation}button:disabled{opacity:.5;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--accent);outline-offset:3px}a{color:inherit;text-decoration:none}h1,h2,h3,p{margin-top:0}h1{font-size:30px;line-height:1.3;letter-spacing:-.7px;margin-bottom:8px}h2{font-size:18px;line-height:1.4;margin-bottom:16px}h3{font-size:17px}small,.small{font-size:12px}.muted{color:var(--muted)}.app{max-width:900px;margin:auto;padding-bottom:100px}.topbar{display:flex;align-items:center;justify-content:space-between;padding:24px 28px 10px;gap:16px}.brand{display:flex;align-items:center;gap:11px;font-size:18px;font-weight:650}.brand small{display:block;color:var(--muted);font-weight:400;font-size:11px;letter-spacing:1px}.brand-mark{display:grid;place-items:center;background:var(--accent);color:#fff;width:38px;height:38px;border-radius:10px;font-size:23px;font-weight:600}.local-status{font-size:12px;color:var(--muted);white-space:nowrap;display:flex;gap:6px;align-items:center}.local-status i{width:6px;height:6px;background:#9aabc0;border-radius:50%}.page{padding:24px 28px}.page-heading{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:24px}.eyebrow{color:var(--muted);margin-bottom:6px;font-size:13px}.date-input{max-width:160px;background:transparent;border:1px solid var(--line);border-radius:8px;padding:10px;min-height:48px;min-width:0}.summary-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:32px}.metric{padding:18px 16px;border-radius:12px;background:var(--surface)}.metric>span{font-size:12px;color:var(--muted)}.metric strong{display:block;font-size:31px;font-weight:650;line-height:1.6;font-variant-numeric:tabular-nums}.metric strong small{font-size:12px;margin-left:5px;font-weight:400}.metric p{font-size:10px;color:var(--muted);margin:0;line-height:1.5}.milk{background:var(--milk)}.sleep{background:var(--sleep)}.breast{background:var(--breast)}.diaper{background:var(--diaper)}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.section-heading h2{margin:0}.section-heading>span{font-size:12px}.filter-row{display:flex;gap:8px;margin-bottom:12px}.filter-row input{flex:1;min-width:0}.filter-row select{width:100px}.filter-row input,.filter-row select{border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:10px;min-height:48px;font-size:13px}.timeline{margin-bottom:24px}.event-row{display:flex;align-items:center;width:100%;text-align:left;gap:14px;border:0;border-bottom:1px solid var(--line);border-radius:0;padding:18px 4px;background:transparent}.event-row time{color:var(--muted);font-size:12px;min-width:48px;font-variant-numeric:tabular-nums}.event-dot{width:9px;height:9px;border-radius:50%;background:#8590d4;flex-shrink:0}.event-row.sleep .event-dot{background:#869cbc}.event-row.diaper .event-dot{background:#6dab8b}.event-row.general .event-dot{background:#d4aa66}.event-copy{display:flex;flex:1;min-width:0;flex-direction:column;gap:3px}.event-copy strong{font-size:14px;font-weight:550;overflow-wrap:anywhere}.event-copy>span,.event-copy small{color:var(--muted);font-size:12px;overflow-wrap:anywhere;white-space:pre-wrap}.empty{padding:20px 8px 8px;text-align:center;color:var(--muted)}.empty h3{color:var(--text);font-size:15px;font-weight:500;margin-bottom:4px}.empty p{font-size:12px}.empty-line{display:none}.quick-record{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;position:fixed;bottom:calc(64px + env(safe-area-inset-bottom));left:50%;transform:translate(-50%);width:min(calc(100% - 40px),844px);padding:10px 0;background:var(--bg);z-index:6}.quick-record button{padding:12px 3px;border:0;font-size:13px;font-weight:550;border-radius:10px;min-height:102px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px}.quick-record button>span{font-size:23px;line-height:1.2}.quick-record small{font-size:10px;color:var(--muted);font-weight:400;white-space:nowrap}.app:has(.quick-record){padding-bottom:220px}.bottom-nav{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:min(100%,900px);background:var(--surface);border-top:1px solid var(--line);display:flex;justify-content:space-around;padding:8px 16px calc(8px + env(safe-area-inset-bottom));z-index:5}.bottom-nav a{min-width:90px;padding:12px;text-align:center;color:var(--muted);font-size:14px;border-radius:8px}.bottom-nav .active{color:var(--accent);background:var(--breast);font-weight:600}.panel{padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:12px;margin:20px 0}.panel p{font-size:14px}.panel p.small{font-size:12px}.panel dl{margin:0}.panel dl>div{display:flex;justify-content:space-between;gap:18px;padding:12px 0;border-bottom:1px solid var(--line);font-size:13px}.panel dd{margin:0;white-space:nowrap}.panel .small{margin-top:16px}label{display:block;font-size:13px;margin-bottom:16px}label>input:not([type=checkbox]),label>select,textarea{display:block;width:100%;padding:12px;margin-top:7px;border:1px solid var(--line);border-radius:8px;background:var(--bg);min-height:48px;min-width:0}textarea{resize:vertical;min-height:100px}label>.muted{font-size:11px;margin-left:5px}.amount-input{font-size:28px!important;font-variant-numeric:tabular-nums;min-height:68px!important}.field-group{display:grid;grid-template-columns:1fr 1fr;gap:12px}.checks{display:flex;gap:20px}.checks label{display:flex;align-items:center;gap:6px;min-height:48px}.checks input{width:18px;height:18px;accent-color:var(--accent)}.primary{background:var(--accent);color:#fff;border-color:var(--accent);font-weight:600}.quiet{border:0;background:transparent;color:var(--muted);padding:8px;min-width:48px}.danger{color:#b74b54}.choices{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}.choices button{font-size:13px;padding:10px 14px}.choices .selected{background:var(--breast);border-color:var(--accent);color:var(--accent)}.big-choices button{flex:1}.range{margin-top:-4px}.backdrop{position:fixed;inset:0;background:#16203066;z-index:20;display:flex;align-items:flex-end;justify-content:center;padding-top:24px}.sheet{width:min(100%,560px);max-height:calc(100vh - 24px);max-height:calc(100dvh - 24px);overflow-y:auto;overscroll-behavior:contain;background:var(--surface);padding:24px 24px calc(24px + env(safe-area-inset-bottom));border-radius:18px 18px 0 0;box-shadow:0 -8px 40px #12203c15}.sheet-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:22px}.sheet-heading h2{margin-bottom:5px}.sheet-heading p{margin:0}.sheet summary{padding:12px 0;cursor:pointer;font-size:13px;min-height:48px}.sheet details{margin-bottom:12px}.form-footer{display:flex;gap:12px;position:sticky;bottom:0;background:var(--surface);padding-top:12px}.form-footer .primary{flex:1;min-height:54px}.more-choice{display:flex;flex-direction:column;align-items:flex-start;gap:4px;width:100%;margin:12px 0;padding:18px;background:var(--bg);border:0}.more-choice span{font-size:12px;color:var(--muted)}.toast{position:fixed;bottom:calc(94px + env(safe-area-inset-bottom));left:50%;transform:translate(-50%);background:var(--text);color:var(--surface);padding:8px 16px;border-radius:10px;z-index:30;display:flex;align-items:center;gap:24px;max-width:90vw;white-space:nowrap;font-size:13px}.toast button{background:transparent;border:0;color:inherit;padding:6px;min-width:48px}.error{background:#fcecef;color:#8f2637;padding:12px;border-radius:8px;font-size:13px;white-space:pre-wrap;overflow-wrap:anywhere}.opening{padding:80px 28px;max-width:560px;margin:auto}.update-strip{padding:8px 28px;background:var(--breast);font-size:12px;display:flex;align-items:center;gap:12px}.update-strip button{min-height:40px;font-size:12px}.version{font-size:11px;color:var(--muted);text-align:center;padding:16px}@media(max-width:600px){.topbar{padding:20px 20px 8px}.page{padding:20px}.summary-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-bottom:26px}.metric{padding:15px 16px}.quick-record{gap:5px}.quick-record button{font-size:11px;min-height:96px}.quick-record small{font-size:9px}.page-heading{gap:10px}.date-input{max-width:146px;font-size:12px}.sheet{padding:20px 20px calc(20px + env(safe-area-inset-bottom))}.panel{padding:20px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}.prototype-notice{margin:4px 28px 0;color:var(--muted);font-size:12px;line-height:1.6}.download-link{display:inline-flex;align-items:center;min-height:48px;padding:10px 16px;background:var(--accent);color:#fff;border-radius:10px;font-size:14px}@media(max-width:600px){.prototype-notice{margin:4px 20px 0}}