@font-face{font-family:FDHand;src:url(/fonts/hand.woff2)format("woff2");font-display:swap}:root{--bg:#fbf6ec;--card:#fffdf8;--ink:#2b2620;--ink2:#5e554b;--mute:#a0968a;--line:#eae1d0;--gold:#c9a227;--gold-deep:#8a6d1d;--gold-soft:#f5ecd0;--red:#b5452f;--radius:18px;--hand:"FDHand", "Kaiti SC", "STKaiti", "KaiTi", cursive;--serif:"Songti SC", "STSong", "Noto Serif SC", "Source Han Serif SC", serif}*{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;overflow-x:clip}body{background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:16px;line-height:1.75;overflow-x:clip}a{color:inherit}button{font:inherit;color:inherit;cursor:pointer;-webkit-tap-highlight-color:transparent;background:0 0;border:0}input,textarea{font:inherit;color:inherit}.page{max-width:480px;min-height:100vh;min-height:100dvh;margin:0 auto;padding:24px 20px 64px}.hand{font-family:var(--hand);font-weight:400}.serif{font-family:var(--serif)}.kicker{letter-spacing:3px;color:var(--mute);font-size:12.5px}.title{font-family:var(--hand);margin:10px 0 8px;font-size:32px;font-weight:400;line-height:1.35}.sub{color:var(--ink2);font-size:15px}.note{color:var(--mute);font-size:13px}.err{color:var(--red);margin-top:10px;font-size:14px}.center{text-align:center}.card{background:var(--card);border-radius:var(--radius);box-shadow:0 1px 0 var(--line), 0 8px 24px -18px #5a461e59;margin-top:16px;padding:20px 18px}.label{letter-spacing:2px;color:var(--gold-deep);align-items:center;gap:8px;margin-bottom:10px;font-size:13px;display:flex}.label:before{content:"";background:var(--gold);width:14px;height:1.5px}.btn{text-align:center;background:var(--ink);color:#fff;letter-spacing:1px;border-radius:999px;width:100%;padding:15px 18px;font-size:16px;font-weight:500;text-decoration:none;display:block}.btn:disabled{opacity:.35}.btn.gold{background:var(--gold);color:#fff}.btn.ghost{color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink);background:0 0}.btn+.btn{margin-top:12px}.link{color:var(--mute);text-underline-offset:3px;font-size:14px;text-decoration:underline}.small-btn{color:var(--gold-deep);box-shadow:inset 0 0 0 1px var(--gold);border-radius:999px;padding:6px 14px;font-size:13px}.cover{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:86vh;display:flex}.book{color:#5a4413;transform-origin:0;background:linear-gradient(135deg,#f3e3b4,#e2c36f);border-radius:6px 14px 14px 6px;flex-direction:column;justify-content:center;align-items:center;width:200px;height:270px;transition:transform .8s,opacity .8s;display:flex;box-shadow:inset 10px 0 #0000000f,0 20px 40px -20px #785a1499}.book b{font-family:var(--hand);font-size:34px;font-weight:400;line-height:1.25}.book span{letter-spacing:3px;opacity:.75;margin-top:14px;font-size:12px}.book.open{opacity:0;transform:perspective(900px)rotateY(-75deg)}.cover .tagline{font-family:var(--hand);color:var(--ink2);margin:30px 0 26px;font-size:20px}.cover .btn{max-width:260px}.cover .from{color:var(--mute);margin-top:26px;font-size:12px}.dots{justify-content:center;gap:6px;margin:8px 0 24px;display:flex}.dots i{background:var(--line);border-radius:3px;width:6px;height:6px;transition:width .3s}.dots i.on{background:var(--gold);width:18px}.example{font-family:var(--hand);color:var(--gold-deep);background:var(--gold-soft);border-radius:14px;margin:18px 0;padding:16px 18px;font-size:21px;line-height:1.6}.rules{gap:10px;margin-top:14px;display:grid}.rules div{background:var(--card);box-shadow:0 1px 0 var(--line);border-radius:14px;padding:14px 16px}.rules b{font-family:var(--hand);font-size:20px;font-weight:400;display:block}.rules span{color:var(--ink2);font-size:14px}.rhythm{grid-template-columns:1fr 1fr;gap:10px;margin-top:14px;display:grid}.rhythm div{background:var(--card);box-shadow:0 1px 0 var(--line);border-radius:14px;padding:14px}.rhythm small{color:var(--gold-deep);letter-spacing:2px;font-size:12px}.rhythm b{margin:2px 0;font-weight:500;display:block}.rhythm span{color:var(--ink2);font-size:13px;line-height:1.6;display:block}.step-actions{gap:12px;margin-top:28px;display:flex}.step-actions .btn+.btn{margin-top:0}.field{margin-top:18px;display:block}.field>span{margin-bottom:8px;font-size:14px;font-weight:500;display:block}.field input,.field textarea{border:1px solid var(--line);background:#fff;border-radius:12px;outline:none;width:100%;padding:13px 14px;font-size:16px}.field textarea{resize:none;min-height:84px;line-height:1.7;font-family:var(--serif)}.field input:focus,.field textarea:focus{border-color:var(--gold)}.field small{color:var(--mute);margin-top:6px;font-size:12.5px;line-height:1.6;display:block}.top{justify-content:space-between;align-items:center;gap:12px;display:flex}.top .who{color:var(--ink2);text-overflow:ellipsis;white-space:nowrap;min-width:0;font-size:14px;overflow:hidden}.focus-line{color:var(--ink2);flex-wrap:wrap;align-items:baseline;gap:8px;margin-top:4px;font-size:14px;display:flex}.focus-line b{font-family:var(--serif);color:var(--ink);word-break:break-all;font-weight:600}.focus-line button{color:var(--mute);text-underline-offset:3px;font-size:12px;text-decoration:underline}.track{width:100%;height:auto;margin:6px 0 0;display:block}.track .pulse{transform-box:fill-box;transform-origin:50%;animation:1.8s ease-in-out infinite pulse}@keyframes pulse{0%,to{opacity:.9;transform:scale(1)}50%{opacity:.25;transform:scale(1.35)}}.track-legend{color:var(--mute);flex-wrap:wrap;justify-content:center;gap:14px;margin-top:2px;font-size:12px;display:flex}.track-legend i{vertical-align:1px;border-radius:50%;width:8px;height:8px;margin-right:4px;display:inline-block}.today{text-align:center;padding:24px 20px}.today .big{font-family:var(--hand);margin:4px 0 6px;font-size:24px;line-height:1.5}.today .sub{margin-bottom:18px}.today .btn{margin-top:0}.days{margin-top:8px;list-style:none}.days li+li{border-top:1px dashed var(--line)}.days a,.days div.row{align-items:center;gap:12px;padding:13px 2px;text-decoration:none;display:flex}.days .n{width:34px;height:34px;font-family:var(--hand);color:var(--mute);box-shadow:inset 0 0 0 1.3px var(--line);border-radius:50%;flex:none;place-items:center;font-size:19px;display:grid}.days .n.done{background:var(--gold);color:#fff;box-shadow:none}.days .n.half{color:var(--gold-deep);box-shadow:inset 0 0 0 1.5px var(--gold)}.days .t{flex:1;min-width:0}.days .t b{font-size:15px;font-weight:500;display:block}.days .t span{color:var(--mute);text-overflow:ellipsis;white-space:nowrap;font-size:12.5px;display:block;overflow:hidden}.days .tag{color:var(--mute);flex:none;font-size:12px}.days .tag.go{color:var(--gold-deep)}.days .locked{opacity:.55}.foot{text-align:center;flex-direction:column;align-items:center;gap:10px;margin-top:32px;display:flex}.back{color:var(--mute);align-items:center;gap:4px;padding:4px 0;font-size:14px;text-decoration:none;display:inline-flex}.daybar{justify-content:space-between;align-items:flex-end;gap:12px;margin-top:12px;display:flex}.daybar .d{color:var(--mute);font-size:13px}.daybar h1{font-family:var(--hand);font-size:30px;font-weight:400;line-height:1.3}.badge{background:var(--gold-soft);color:var(--gold-deep);vertical-align:4px;border-radius:999px;margin-left:6px;padding:1px 8px;font-family:-apple-system,sans-serif;font-size:12px;display:inline-block}.badge.gray{color:var(--ink2);background:#efe9de}.timer{text-align:right;flex:none}.timer b{font-variant-numeric:tabular-nums;letter-spacing:1px;color:var(--gold-deep);font-size:24px;font-weight:300;line-height:1.2;display:block}.timer span{color:var(--mute);font-size:11px}.timer.over b{color:var(--mute)}.trace-box{background:var(--card);touch-action:none;-webkit-user-select:none;user-select:none;box-shadow:inset 0 0 0 1px var(--line);border-radius:14px;padding:6px 4px}.trace-box svg{width:100%;height:auto;display:block}.trace-box.traced{box-shadow:inset 0 0 0 1.5px var(--gold)}.trace-hint{color:var(--mute);justify-content:space-between;gap:10px;margin-top:8px;font-size:12.5px;display:flex}.trace-hint.done{color:var(--gold-deep)}.trace-hint button{color:var(--mute);text-underline-offset:3px;flex:none;font-size:12.5px;text-decoration:underline}.chips{flex-wrap:wrap;gap:8px;margin-top:10px;display:flex}.chip{background:var(--bg);box-shadow:inset 0 0 0 1px var(--line);color:var(--ink2);border-radius:999px;padding:5px 14px;font-size:14px}.chip.on{background:var(--gold-soft);box-shadow:inset 0 0 0 1.5px var(--gold);color:var(--gold-deep)}.samples{gap:8px;display:grid}.samples p{font-family:var(--serif);color:var(--ink2);background:var(--bg);border-radius:12px;padding:10px 14px;font-size:14.5px;line-height:1.65}.samples.flash p{animation:.35s fade}@keyframes fade{0%{opacity:0;transform:translateY(4px)}}.samples-foot{justify-content:space-between;align-items:center;margin-top:10px;display:flex}.sentence{font-family:var(--serif);text-align:center;padding:8px 4px;font-size:19px;line-height:1.85}.sentence b{color:var(--gold-deep);font-weight:600}.sentence .blank{border-bottom:1px solid var(--mute);vertical-align:-2px;width:4em;display:inline-block}.written{text-align:center;padding:30px 20px 22px;position:relative}.written .sentence{font-size:20px}.written .meta{color:var(--mute);margin-top:8px;font-size:12.5px}.seal{border:2px solid var(--red);width:52px;height:52px;color:var(--red);font-family:var(--hand);opacity:.85;border-radius:50%;place-items:center;font-size:28px;display:grid;position:absolute;top:12px;right:14px;transform:rotate(-12deg)}.came{grid-template-columns:repeat(3,1fr);gap:8px;display:grid}.came button{background:var(--bg);box-shadow:inset 0 0 0 1px var(--line);border-radius:14px;flex-direction:column;align-items:center;gap:2px;padding:14px 6px 10px;font-size:15px;display:flex}.came button i{color:var(--gold);font-size:20px;font-style:normal;line-height:1.2}.came button.on{background:var(--gold-soft);box-shadow:inset 0 0 0 1.5px var(--gold);color:var(--gold-deep)}.review-q{margin:22px 0 10px;font-size:15px;font-weight:500}.review-q:first-of-type{margin-top:4px}.review-out p+p{margin-top:12px}.review-out small{color:var(--mute);letter-spacing:1px;font-size:12px;display:block}.review-out span{font-family:var(--serif);font-size:16px}.wait{text-align:center;padding:26px 20px}.wait .hand{margin-bottom:4px;font-size:21px;display:block}.stamp-layer{z-index:90;pointer-events:none;background:#fbf6ec99;place-items:center;animation:.2s fade;display:grid;position:fixed;top:0;bottom:0;left:0;right:0}.stamp-big{border:4px solid var(--red);width:128px;height:128px;color:var(--red);font-family:var(--hand);background:#fffdf8d9;border-radius:50%;place-items:center;font-size:70px;animation:.55s cubic-bezier(.2,1.4,.4,1) both stamp;display:grid}@keyframes stamp{0%{opacity:0;transform:scale(2.4)rotate(-30deg)}to{opacity:1;transform:scale(1)rotate(-12deg)}}.ebook-cover{text-align:center;color:#5a4413;background:linear-gradient(135deg,#f6e9c2,#ead08a);padding:40px 20px}.ebook-cover h1{font-family:var(--hand);word-break:break-all;margin:10px 0;font-size:30px;font-weight:400;line-height:1.4}.ebook-page{padding:24px 20px 22px;position:relative}.ebook-page .head{color:var(--mute);font-size:12.5px}.ebook-page h3{font-family:var(--hand);margin:2px 0 10px;font-size:22px;font-weight:400}.ebook-page .sentence{text-align:left;padding:0;font-size:17px}.ebook-page .seal{width:40px;height:40px;font-size:21px;top:18px;right:16px}.ebook-page .ev{border-top:1px dashed var(--line);color:var(--ink2);margin-top:14px;padding-top:12px;font-size:14.5px}.ebook-page .ev p+p{margin-top:6px}.ebook-page .ev b{color:var(--gold-deep);font-weight:500}.ebook-page.empty{color:var(--mute)}.letter p{font-family:var(--serif);font-size:16px;line-height:1.9}.letter p+p{margin-top:10px}.stats3{text-align:center;grid-template-columns:repeat(3,1fr);gap:8px;margin:16px 0 6px;display:grid}.stats3 b{font-family:var(--hand);color:var(--gold-deep);font-size:30px;font-weight:400;line-height:1.2;display:block}.stats3 span{color:var(--mute);font-size:12px}.overlay{z-index:100;background:#1e1a14db;flex-direction:column;align-items:center;padding:20px 16px 40px;display:flex;position:fixed;top:0;bottom:0;left:0;right:0;overflow-y:auto}.overlay p{color:#fff;text-align:center;margin:4px 0 12px;font-size:14px}.overlay img{background:var(--card);-webkit-touch-callout:default;border-radius:8px;width:100%;max-width:400px;height:auto;min-height:200px}.overlay button{color:#fff;border-radius:999px;margin-top:18px;padding:10px 30px;font-size:15px;box-shadow:inset 0 0 0 1px #fff9}.ad{max-width:1100px;margin:0 auto;padding:24px 20px 64px}.ad-login{max-width:360px;margin:12vh auto 0;padding:0 20px}.ad h1{font-size:22px;font-weight:600}.ad-nav{flex-wrap:wrap;align-items:center;gap:6px;margin:16px 0 6px;display:flex}.ad-nav a,.ad-nav button{background:var(--card);box-shadow:inset 0 0 0 1px var(--line);border-radius:999px;padding:6px 14px;font-size:14px;text-decoration:none}.ad-nav a.on{background:var(--ink);color:#fff;box-shadow:none}.ad-stats{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin-top:16px;display:grid}.ad-stats div{background:var(--card);box-shadow:0 1px 0 var(--line);border-radius:14px;padding:14px 16px}.ad-stats b{font-size:26px;font-weight:600;line-height:1.3;display:block}.ad-stats span{color:var(--mute);font-size:13px}.ad-table-wrap{background:var(--card);box-shadow:0 1px 0 var(--line);border-radius:14px;margin-top:12px;overflow-x:auto}.ad table{border-collapse:collapse;width:100%;font-size:14px}.ad th,.ad td{text-align:left;border-bottom:1px solid var(--line);white-space:nowrap;padding:9px 12px}.ad th{color:var(--mute);background:#fbf8f1;font-size:13px;font-weight:500}.ad td.wrap{white-space:normal;min-width:220px;line-height:1.6}.ad .cell{border-radius:50%;place-items:center;width:26px;height:26px;font-size:12px;display:inline-grid}.ad .cell.no{box-shadow:inset 0 0 0 1px var(--line);color:var(--line)}.ad .cell.am{box-shadow:inset 0 0 0 1.5px var(--gold);color:var(--gold-deep)}.ad .cell.full{background:var(--gold);color:#fff}.ad .cell.mk{font-size:10px}.ad .bar{background:var(--line);border-radius:4px;min-width:80px;height:8px;overflow:hidden}.ad .bar i{background:var(--gold);height:100%;display:block}.ad-box{background:var(--card);box-shadow:0 1px 0 var(--line);border-radius:14px;margin-top:16px;padding:16px}.ad-box h2{margin-bottom:8px;font-size:15px;font-weight:600}.ad-box textarea{border:1px solid var(--line);background:#fff;border-radius:10px;width:100%;min-height:80px;padding:10px;font-size:14px}.ad-form{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.ad-form input{border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 10px;font-size:14px}.ad-form button,.ad-btn{background:var(--ink);color:#fff;border-radius:999px;padding:8px 16px;font-size:14px;text-decoration:none;display:inline-block}.ad-del{color:var(--red);font-size:12px;text-decoration:underline}.ad-hint{color:var(--mute);margin-top:6px;font-size:13px}.ad-entry{background:var(--card);box-shadow:0 1px 0 var(--line);border-radius:14px;padding:14px 16px}.ad-entries{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:10px;margin-top:12px;display:grid}.ad-entry .no{color:var(--mute);justify-content:space-between;font-size:12px;display:flex}.ad-entry .s{font-family:var(--serif);margin:6px 0}.ad-entry .e{color:var(--ink2);border-top:1px dashed var(--line);margin-top:6px;padding-top:6px;font-size:13.5px}