:root{--bg:#fbf6ee;--paper:#fff;--ink:#2a211a;--muted:#7a6d62;--line:#eadfd2;--soft:#f3ebe0;--red:#e2432c;--red-d:#b8301c;--red-soft:#fde6e1;--jade:#1fa67a;--jade-d:#16825f;--jade-soft:#dcf5ea;--gold:#f2a516;--gold-d:#c98407;--gold-soft:#fff2d6;--blue:#2f7fd8;--blue-d:#1f62ae;--blue-soft:#e1eefc;--bad:#e5484d;--bad-d:#b9343a;--bad-soft:#fde4e4;--grid:#efb9ad;--on:#fff;--t1:#2f7fd8;--t2:#1fa67a;--t3:#c98407;--t4:#e2432c;--han:"Noto Serif SC","Songti SC","STSong",serif;--ui:"Nunito","Noto Serif SC","PT Sans","Segoe UI",system-ui,sans-serif;--py:"Noto Serif SC","Songti SC",serif;--r:16px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#16120f;--paper:#221c17;--ink:#f3ebe2;--muted:#a8998b;--line:#3a3029;--soft:#2c241e;--red:#ff6a52;--red-d:#c0432f;--red-soft:#3d221c;--jade:#3fcf9a;--jade-d:#228a64;--jade-soft:#173328;--gold:#ffbd3d;--gold-d:#b98410;--gold-soft:#3a2d12;--blue:#6aa9f0;--blue-d:#3a73b8;--blue-soft:#1b2a3c;--bad:#ff6b70;--bad-d:#b23c42;--bad-soft:#3d1f21;--grid:#5c3329;--on:#1a1410;--t1:#6aa9f0;--t2:#3fcf9a;--t3:#ffbd3d;--t4:#ff6a52;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}:root[data-theme=dark]{--bg:#16120f;--paper:#221c17;--ink:#f3ebe2;--muted:#a8998b;--line:#3a3029;--soft:#2c241e;--red:#ff6a52;--red-d:#c0432f;--red-soft:#3d221c;--jade:#3fcf9a;--jade-d:#228a64;--jade-soft:#173328;--gold:#ffbd3d;--gold-d:#b98410;--gold-soft:#3a2d12;--blue:#6aa9f0;--blue-d:#3a73b8;--blue-soft:#1b2a3c;--bad:#ff6b70;--bad-d:#b23c42;--bad-soft:#3d1f21;--grid:#5c3329;--on:#1a1410;--t1:#6aa9f0;--t2:#3fcf9a;--t3:#ffbd3d;--t4:#ff6a52;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{height:100%;margin:0}body{background:var(--bg);color:var(--ink);font-family:var(--ui);overscroll-behavior:none;font-size:17px;line-height:1.4}button{font:inherit;color:inherit;cursor:pointer}button:focus-visible,input:focus-visible{outline:3px solid var(--blue);outline-offset:2px}.han{font-family:var(--han);font-weight:600}.py{font-family:var(--py);color:var(--muted);font-weight:600}.muted{color:var(--muted)}[hidden]{display:none!important}img.emo{vertical-align:-.2em;object-fit:contain;-webkit-user-drag:none;width:1.1em;height:1.1em;display:inline-block}#app{flex-direction:column;max-width:560px;min-height:100dvh;margin:0 auto;display:flex}.top{z-index:5;background:color-mix(in srgb,var(--bg) 92%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:calc(12px + env(safe-area-inset-top)) 16px 12px;border-bottom:2px solid var(--line);align-items:center;gap:12px;display:flex;position:sticky;top:0}.stat{align-items:center;gap:5px;font-size:1rem;font-weight:800;display:inline-flex}.stat .ic{font-size:1.25rem;line-height:1}.stat.fire{color:var(--red)}.stat.xp{color:var(--gold-d)}.stat.due{color:var(--blue)}.stat.off{filter:grayscale();opacity:.55}.top .sp{flex:1}.iconbtn{background:0 0;border:0;border-radius:12px;padding:6px;font-size:1.35rem;line-height:1}.iconbtn:active{background:var(--soft)}.iconbtn svg{width:24px;height:24px;display:block}main{flex-direction:column;flex:1;gap:18px;padding:16px 16px 110px;display:flex}.nav{z-index:6;background:var(--paper);border-top:2px solid var(--line);padding-bottom:env(safe-area-inset-bottom);position:fixed;bottom:0;left:0;right:0}.nav .in{grid-template-columns:repeat(4,1fr);max-width:560px;margin:0 auto;display:grid}.nav button{color:var(--muted);background:0 0;border:0;flex-direction:column;align-items:center;gap:2px;padding:9px 4px 8px;font-size:.72rem;font-weight:800;display:flex;position:relative}.nav button .ic{filter:grayscale(.8);opacity:.75;font-size:1.5rem;line-height:1.1}.nav button[aria-current=page]{color:var(--red)}.nav button[aria-current=page] .ic{filter:none;opacity:1;transform:scale(1.08)}.badge{background:var(--red);color:#fff;border-radius:99px;padding:1px 6px;font-size:.68rem;font-weight:800;position:absolute;top:4px;left:calc(50% + 8px)}.btn{--c:var(--jade);--cd:var(--jade-d);border-radius:var(--r);background:var(--c);width:100%;color:var(--on);letter-spacing:.04em;text-transform:uppercase;box-shadow:0 4px 0 var(--cd);border:0;justify-content:center;align-items:center;gap:8px;padding:15px 18px;font-size:1.02rem;font-weight:900;transition:transform 60ms,box-shadow 60ms,filter .15s;display:inline-flex}.btn:active{box-shadow:0 0 0 var(--cd);transform:translateY(4px)}.btn:disabled{--c:var(--line);--cd:var(--line);color:var(--muted);box-shadow:0 4px 0 color-mix(in srgb,var(--line) 70%,var(--muted));cursor:default;transform:none}.btn.red{--c:var(--red);--cd:var(--red-d)}.btn.blue{--c:var(--blue);--cd:var(--blue-d)}.btn.gold{--c:var(--gold);--cd:var(--gold-d)}.btn.bad{--c:var(--bad);--cd:var(--bad-d)}.btn.ghost{background:var(--paper);color:var(--ink);border:2px solid var(--line);box-shadow:0 4px 0 var(--line)}.btn.small{width:auto;padding:10px 14px;font-size:.85rem}.hero{background:linear-gradient(135deg,var(--red) 0%,#f0743d 100%);color:#fff;box-shadow:0 6px 0 var(--red-d);border-radius:22px;grid-template-columns:1fr auto;align-items:center;gap:6px 14px;padding:18px;display:grid}.hero h2{margin:0;font-size:1.25rem;font-weight:900}.hero p{opacity:.92;margin:0;font-size:.95rem}.hero .seal{width:68px;height:68px;font:600 2.4rem/1 var(--han);background:#fff2;border-radius:18px;grid-row:span 2;place-items:center;display:grid}.hero .btn{--c:#fff;--cd:#fff8;color:var(--red-d);grid-column:1/-1;margin-top:10px}.goal{background:var(--paper);border:2px solid var(--line);border-radius:20px;align-items:center;gap:14px;padding:14px 16px;display:flex}.goal .t{flex:1;min-width:0}.goal b{font-weight:900;display:block}.bar{background:var(--soft);border-radius:99px;height:14px;margin-top:6px;overflow:hidden}.bar i{border-radius:inherit;background:var(--gold);height:100%;transition:width .5s cubic-bezier(.2,.9,.3,1.2);display:block;box-shadow:inset 0 -4px #0001,inset 0 3px #fff5}.chips{grid-template-columns:1fr 1fr;gap:12px;display:grid}.chip{border:2px solid var(--line);background:var(--paper);text-align:left;box-shadow:0 4px 0 var(--line);border-radius:20px;flex-direction:column;gap:4px;padding:14px;display:flex}.chip:active{box-shadow:none;transform:translateY(4px)}.chip .ic{font-size:1.8rem}.chip b{font-weight:900}.chip small{color:var(--muted);font-size:.82rem}.chip.blue{background:var(--blue-soft);border-color:color-mix(in srgb,var(--blue) 35%,transparent);box-shadow:0 4px 0 color-mix(in srgb,var(--blue) 35%,transparent)}.chip.jade{background:var(--jade-soft);border-color:color-mix(in srgb,var(--jade) 40%,transparent);box-shadow:0 4px 0 color-mix(in srgb,var(--jade) 40%,transparent)}.chip.wide{flex-direction:row;grid-column:1/-1;align-items:center;gap:12px}.chip.wide>span:last-child{flex-direction:column;gap:2px;display:flex}.chip.gold{background:var(--gold-soft);border-color:color-mix(in srgb,var(--gold) 45%,transparent);box-shadow:0 4px 0 color-mix(in srgb,var(--gold) 45%,transparent)}.path{flex-direction:column;align-items:center;gap:8px;padding:8px 0 20px;display:flex;position:relative}.unit{color:#fff;border-radius:18px;align-items:center;gap:10px;width:100%;margin:14px 0 6px;padding:12px 16px;font-weight:900;display:flex}.unit .n{opacity:.85;letter-spacing:.08em;text-transform:uppercase;font-size:.78rem}.unit .zh{font:600 1.25rem/1.2 var(--han)}.unit .tr{opacity:.92;font-size:.92rem;font-weight:700}.node{background:0 0;border:0;place-items:center;width:96px;height:96px;padding:0;display:grid;position:relative}.node .ring{position:absolute;inset:0}.node .disc{width:72px;height:72px;font:600 2rem/1 var(--han);color:#fff;background:var(--c);box-shadow:0 6px 0 var(--cd), inset 0 -6px 0 #0002;border-radius:50%;place-items:center;transition:transform 80ms;display:grid}.node:active .disc{box-shadow:0 1px 0 var(--cd);transform:translateY(5px)}.node .crown{background:var(--gold);color:#fff;font:900 .75rem/1 var(--ui);box-shadow:0 2px 0 var(--gold-d);border-radius:99px;padding:4px 7px;position:absolute;bottom:2px;right:4px}.node.done .disc{background:var(--gold);box-shadow:0 6px 0 var(--gold-d), inset 0 -6px 0 #0002}.here{background:var(--paper);border:2px solid var(--line);color:var(--red);text-transform:uppercase;letter-spacing:.06em;white-space:nowrap;border-radius:10px;padding:5px 10px;font-size:.8rem;font-weight:900;animation:1.6s ease-in-out infinite bob;position:absolute;top:-30px;left:50%;transform:translate(-50%)}.here:after{content:"";background:var(--paper);border:2px solid var(--line);border-top:0;border-left:0;width:12px;height:12px;position:absolute;bottom:-8px;left:50%;transform:translate(-50%)rotate(45deg)}@keyframes bob{50%{transform:translate(-50%,-5px)}}.node-wrap{flex-direction:column;align-items:center;gap:2px;margin-top:26px;display:flex}.node-label{color:var(--muted);text-align:center;max-width:180px;font-size:.85rem;font-weight:800}.exam-banner{background:var(--paper);border:2px dashed var(--red);border-radius:18px;align-items:center;gap:12px;width:100%;margin:26px 0 4px;padding:14px 16px;display:flex}.exam-banner .seal{background:var(--red);color:#fff;width:48px;height:48px;font:600 1.6rem/1 var(--han);border-radius:12px;flex:none;place-items:center;display:grid}.exam-banner b{font-size:1.05rem;font-weight:900;display:block}.exam-banner small{color:var(--muted);font-size:.85rem}.mock-wrap{margin-top:40px}.node.mock{width:120px;height:120px}.node.mock .disc{width:92px;height:92px;color:var(--bg);font-size:2.6rem}.verdict{color:#fff;border-radius:10px;margin:0;padding:6px 16px;font-weight:900}.verdict.pass{background:var(--jade)}.verdict.fail{background:var(--bad)}.ses-top{padding:calc(14px + env(safe-area-inset-top)) 16px 6px;align-items:center;gap:12px;display:flex}.ses-top .bar{flex:1;height:16px;margin:0}.ses-top .bar i{background:var(--jade)}.combo{color:var(--gold-d);text-align:right;min-width:44px;font-size:.95rem;font-weight:900}.combo.pop{animation:.4s pop}@keyframes pop{40%{transform:scale(1.4)}}.ex{flex-direction:column;flex:1;gap:18px;padding:12px 16px 180px;display:flex}.ex h2{margin:0;font-size:1.3rem;font-weight:900}.kind{letter-spacing:.08em;text-transform:uppercase;color:var(--blue);align-items:center;gap:8px;font-size:.78rem;font-weight:900;display:inline-flex}.kind.new{color:var(--red)}.prompt{align-items:center;gap:14px;display:flex}.bubble{background:var(--paper);border:2px solid var(--line);border-radius:18px;padding:12px 16px;font-size:1.05rem;position:relative}.pic{filter:drop-shadow(0 3px #0001);font-size:3.4rem;line-height:1}.pic.big{font-size:5.5rem}.bigzh{font:600 4.2rem/1.15 var(--han);letter-spacing:.04em}.midzh{font:600 2rem/1.35 var(--han)}.say{background:var(--blue);color:var(--on);width:52px;height:52px;box-shadow:0 4px 0 var(--blue-d);border:0;border-radius:16px;flex:none;place-items:center;display:grid}.say:active{box-shadow:none;transform:translateY(4px)}.say.slow{background:var(--blue-soft);color:var(--blue);box-shadow:0 4px 0 color-mix(in srgb,var(--blue) 40%,transparent);border-radius:14px;width:44px;height:44px}.say-pair{flex:none;align-items:center;gap:8px;display:inline-flex}.say.huge{border-radius:28px;width:96px;height:96px}.say.huge svg{width:44px;height:44px}.say.on{animation:1s infinite pulse}@keyframes pulse{50%{filter:brightness(1.2);transform:scale(1.04)}}.opts{gap:12px;display:grid}.opts.grid2{grid-template-columns:1fr 1fr}.opt{border:2px solid var(--line);background:var(--paper);border-radius:var(--r);box-shadow:0 4px 0 var(--line);text-align:left;align-items:center;gap:12px;min-height:58px;padding:14px;transition:transform 60ms;display:flex}.opt:active{box-shadow:0 1px 0 var(--line);transform:translateY(3px)}.opt .k{border:2px solid var(--line);width:28px;height:28px;color:var(--muted);border-radius:9px;flex:none;place-items:center;font-size:.8rem;font-weight:900;display:grid}.opt .zh{font:600 2rem/1.1 var(--han)}.opts.grid2 .opt{flex-direction:column;justify-content:center;gap:6px;min-height:110px}.opt.sel{border-color:var(--blue);background:var(--blue-soft);box-shadow:0 4px 0 var(--blue)}.opt.sel .k{border-color:var(--blue);color:var(--blue)}.opt.ok{border-color:var(--jade);background:var(--jade-soft);box-shadow:0 4px 0 var(--jade)}.opt.no{border-color:var(--bad);background:var(--bad-soft);box-shadow:0 4px 0 var(--bad);animation:.35s shake}.opt:disabled{cursor:default}@keyframes shake{20%,60%{transform:translate(-6px)}40%,80%{transform:translate(6px)}}.cloze{word-break:break-all;line-height:1.6}.gap{border-bottom:3px dashed var(--blue);min-width:1.6em;color:var(--blue);text-align:center;margin:0 .1em;padding:0 .15em;line-height:1.2;display:inline-block}.gap.ok{border-bottom-style:solid;border-color:var(--jade);color:var(--jade-d);background:var(--jade-soft);border-radius:6px 6px 0 0}.gap.no{border-bottom-style:solid;border-color:var(--bad);color:var(--bad);background:var(--bad-soft);border-radius:6px 6px 0 0}.opts.grid2 .opt .py{font-size:.85rem}.answer{border-bottom:2px solid var(--line);background:repeating-linear-gradient(transparent 0 62px,var(--line) 62px 64px);flex-wrap:wrap;align-content:flex-start;gap:8px;min-height:76px;padding:6px 0 12px;display:flex}.bank{flex-wrap:wrap;justify-content:center;gap:10px;padding-top:6px;display:flex}.tile{border:2px solid var(--line);background:var(--paper);box-shadow:0 4px 0 var(--line);border-radius:14px;flex-direction:column;align-items:center;min-width:52px;padding:6px 12px 5px;display:flex}.tile .zh{font:600 1.7rem/1.15 var(--han)}.tile .tp{font-family:var(--py);color:var(--muted);font-size:.72rem;font-weight:600}.tile.used{visibility:hidden}.tile.ghost{background:var(--soft);box-shadow:none;color:#0000}.tile.ghost *{visibility:hidden}.pairs{grid-template-columns:1fr 1fr;gap:12px;display:grid}.pairs .col{flex-direction:column;gap:12px;display:flex}.pairs .opt{text-align:center;justify-content:center;min-height:64px}.pairs .opt.gone{opacity:0;pointer-events:none;transition:opacity .4s .2s}.pyin{width:100%;font:600 1.5rem var(--py);border-radius:var(--r);border:2px solid var(--line);background:var(--paper);color:var(--ink);text-align:center;padding:14px 16px}.pyin:focus{border-color:var(--blue);outline:none}.tones{grid-template-columns:repeat(5,1fr);gap:8px;display:grid}.tones button{border:2px solid var(--line);background:var(--paper);box-shadow:0 3px 0 var(--line);border-radius:12px;padding:8px 0;font-weight:900}.tones button:active{box-shadow:none;transform:translateY(3px)}.tones .t1{color:var(--t1)}.tones .t2{color:var(--t2)}.tones .t3{color:var(--t3)}.tones .t4{color:var(--t4)}.hint{color:var(--muted);text-align:center;font-size:.88rem}.draw-wrap{flex-direction:column;align-items:center;gap:12px;display:flex}.tzg{border:3px solid var(--red);background:var(--paper);touch-action:none;border-radius:12px;position:relative}.tzg:before,.tzg:after{content:"";pointer-events:none;background:linear-gradient(var(--grid),var(--grid)) center/100% 2px no-repeat, linear-gradient(var(--grid),var(--grid)) center/2px 100% no-repeat;position:absolute;inset:0}.tzg:after{background:linear-gradient(45deg,transparent calc(50% - 1px),color-mix(in srgb,var(--grid) 55%,transparent) calc(50% - 1px) calc(50% + 1px),transparent calc(50% + 1px)), linear-gradient(-45deg,transparent calc(50% - 1px),color-mix(in srgb,var(--grid) 55%,transparent) calc(50% - 1px) calc(50% + 1px),transparent calc(50% + 1px))}.tzg svg{z-index:1;display:block;position:relative}.charsteps{gap:8px;display:flex}.charsteps span{font:600 1.5rem/1 var(--han);border:2px dashed var(--line);color:#0000;border-radius:12px;place-items:center;width:46px;height:46px;display:grid}.charsteps span.cur{border-style:solid;border-color:var(--red)}.charsteps span.done{border-style:solid;border-color:var(--jade);background:var(--jade-soft);color:var(--ink)}.drawmsg{min-height:1.4em;color:var(--muted);text-align:center;font-weight:800}.row{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.card{background:var(--paper);border:2px solid var(--line);box-shadow:0 5px 0 var(--line);border-radius:22px;flex-direction:column;gap:14px;padding:18px;display:flex}.card-top{align-items:center;gap:16px;display:flex}.card-top .meta{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.card-top .meta .py{color:var(--red);font-size:1.25rem}.card-top .meta .rd{color:var(--muted);font-size:.9rem}.mean{font-size:1.3rem;font-weight:900}.note{color:var(--muted);font-size:.92rem}.note .py{color:var(--red);font-weight:700}.cells{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.mn{flex-direction:column;gap:8px;display:flex}.mn div{background:var(--gold-soft);border-radius:14px;align-items:center;gap:12px;padding:10px 12px;display:flex}.mn .c{font:600 2rem/1 var(--han);flex:none}.mn .tx{font-size:.95rem}.foot{z-index:8;padding:16px 16px calc(16px + env(safe-area-inset-bottom));background:var(--bg);border-top:2px solid var(--line);position:fixed;bottom:0;left:0;right:0}.foot .in{flex-direction:column;gap:12px;max-width:528px;margin:0 auto;display:flex}.foot.ok{background:var(--jade-soft);border-color:#0000;animation:.25s ease-out up}.foot.no{background:var(--bad-soft);border-color:#0000;animation:.25s ease-out up}@keyframes up{0%{opacity:.4;transform:translateY(40%)}}.fb{align-items:flex-start;gap:12px;display:flex}.fb .big{background:var(--paper);border-radius:50%;flex:none;place-items:center;width:52px;height:52px;font-size:2.2rem;line-height:1;display:grid}.fb h3{margin:0 0 2px;font-size:1.3rem;font-weight:900}.foot.ok h3{color:var(--jade-d)}.foot.no h3{color:var(--bad)}.fb>div{flex:1;min-width:0}.fb .ans{flex-direction:column;gap:1px;margin-top:2px;font-size:1rem;display:flex}.fb .ans .zh{font:600 1.35rem/1.35 var(--han);color:var(--ink)}.fb .ans .py{color:var(--muted);font-size:.95rem}.fb .ans .tr{color:var(--ink);font-weight:800}.fb .say-pair{flex-direction:column;gap:8px;margin-left:auto}.fb .say{border-radius:12px;width:40px;height:40px}.result{padding:calc(24px + env(safe-area-inset-top)) 16px calc(24px + env(safe-area-inset-bottom));text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:18px;display:flex}.result .trophy{font-size:6rem;animation:.8s pop}.result h1{color:var(--gold-d);margin:0;font-size:1.8rem;font-weight:900}.tiles3{grid-template-columns:repeat(3,1fr);gap:10px;width:100%;display:grid}.tiles3 div{border:2px solid var(--c,var(--gold));background:var(--paper);border-radius:16px;overflow:hidden}.tiles3 small{background:var(--c,var(--gold));color:var(--on);text-transform:uppercase;padding:4px;font-size:.75rem;font-weight:900;display:block}.tiles3 b{padding:10px 4px;font-size:1.35rem;font-weight:900;display:block}.misslist{text-align:left;flex-direction:column;gap:8px;width:100%;display:flex}.misslist div{background:var(--paper);border:2px solid var(--line);border-radius:14px;align-items:center;gap:10px;padding:8px 12px;display:flex}.misslist .zh{font:600 1.5rem var(--han)}.misslist .say-pair{gap:6px;margin-left:auto}.misslist .say{border-radius:10px;width:36px;height:36px}#confetti{pointer-events:none;z-index:20;position:fixed;inset:0}.lessonhead{align-items:baseline;gap:10px;margin-top:6px;display:flex}.lessonhead b{font:600 1.15rem var(--han)}.words{grid-template-columns:repeat(auto-fill,minmax(98px,1fr));gap:10px;display:grid}.w{border:2px solid var(--line);background:var(--paper);box-shadow:0 3px 0 var(--line);border-radius:16px;flex-direction:column;align-items:center;gap:3px;padding:10px 6px 8px;display:flex;position:relative}.w .e{white-space:nowrap;height:1.3rem;font-size:1.15rem;line-height:1}.w .zh{font:600 1.6rem/1.2 var(--han)}.w .zh.long{font-size:1.1rem}.w .m{color:var(--muted);text-align:center;max-height:2.4em;font-size:.72rem;line-height:1.2;overflow:hidden}.w .str{background:var(--soft);border-radius:9px;width:80%;height:6px;margin-top:3px;overflow:hidden}.w .str i{background:var(--c,var(--line));height:100%;display:block}.w.new{opacity:.55}.legend{color:var(--muted);flex-wrap:wrap;gap:12px;font-size:.8rem;display:flex}.legend i{vertical-align:-1px;border-radius:3px;width:10px;height:10px;margin-right:4px;display:inline-block}dialog.sheet{background:var(--bg);width:100%;max-width:560px;max-height:92dvh;color:var(--ink);border:0;border-radius:24px 24px 0 0;margin:auto auto 0;padding:0}dialog.sheet::backdrop{background:#0007}dialog.sheet[open]{animation:.25s ease-out up}.sheet .in:focus{outline:none}.sheet .in{padding:16px 16px calc(20px + env(safe-area-inset-bottom));flex-direction:column;gap:14px;display:flex}.sheet .hd{align-items:center;gap:10px;display:flex}.sheet .hd h2{flex:1;margin:0;font-size:1.2rem;font-weight:900}.seg{border:2px solid var(--line);border-radius:14px;grid-auto-columns:1fr;grid-auto-flow:column;display:grid;overflow:hidden}.seg button{background:var(--paper);border:0;padding:10px;font-weight:800}.seg button+button{border-left:2px solid var(--line)}.seg button[aria-pressed=true]{background:var(--ink);color:var(--bg)}.set{flex-direction:column;gap:6px;display:flex}.set label{color:var(--muted);text-transform:uppercase;letter-spacing:.06em;font-size:.85rem;font-weight:900}.lic-intro{color:var(--muted);margin:0;font-size:.9rem}.lic-list{flex-direction:column;gap:8px;display:flex}.lic{background:var(--paper);border:2px solid var(--line);border-radius:14px}.lic summary{cursor:pointer;align-items:center;gap:10px;padding:12px 14px;list-style:none;display:flex}.lic summary::-webkit-details-marker{display:none}.lic summary b{flex:1;min-width:0;font-weight:900}.lic summary span{color:var(--muted);text-align:right;font-size:.85rem;font-weight:800}.lic summary:after{content:"›";color:var(--muted);font-size:1.3rem;font-weight:900;transition:transform .15s}.lic[open] summary:after{transform:rotate(90deg)}.lic .body{flex-direction:column;gap:6px;padding:0 14px 14px;display:flex}.lic p{margin:0}.lic-by{color:var(--muted);font-size:.85rem}.lic-links{font-size:.88rem;font-weight:800}.lic a{color:var(--blue)}.lic pre{white-space:pre-wrap;word-break:break-word;background:var(--soft);-webkit-user-select:text;user-select:text;border-radius:10px;max-height:45vh;margin:4px 0 0;padding:10px;font:12px/1.45 ui-monospace,Menlo,monospace;overflow:auto}.empty{text-align:center;flex-direction:column;align-items:center;gap:12px;padding:30px 10px;display:flex}.empty .ic{font-size:4rem}.toast{left:50%;top:calc(16px + env(safe-area-inset-top));background:var(--ink);color:var(--bg);z-index:30;border-radius:12px;padding:10px 16px;font-weight:800;animation:.2s up;position:fixed;transform:translate(-50%)}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}@font-face{font-family:Noto Serif SC;font-weight:600;font-display:block;unicode-range:U+20-7E,U+B7,U+D7,U+E0-FC,U+101-1DC,U+2014,U+2192,U+2260,U+2713,U+3000-303F,U+4E00-9FFF,U+FF00-FFEF,U+20000-2A6DF;src:url(/assets/noto-serif-sc-600-Chq2kvCU.woff2)format("woff2")}@font-face{font-family:Nunito;font-weight:200 1000;font-display:block;unicode-range:U+20-1CF,U+1D3,U+1D5-1D7,U+1D9,U+1DB,U+1DD-24F,U+2C6-2DC,U+300-36F,U+400-52F,U+1E??,U+2000-200A,U+2010-206F,U+20B8,U+2116;src:url(/assets/nunito-C_D66-zP.woff2)format("woff2")}#root{min-height:100dvh}.login{place-items:center;min-height:100dvh;padding:24px 16px;display:grid}.login-card{background:var(--paper);border:2px solid var(--line);width:100%;max-width:380px;box-shadow:0 6px 0 var(--line);text-align:center;border-radius:24px;flex-direction:column;gap:14px;padding:28px 22px;display:flex}.login-card.splash{align-items:center}.login-seal{background:linear-gradient(135deg, var(--red), #f0743d);color:#fff;width:76px;height:76px;font:600 2.6rem/1 var(--han);box-shadow:0 5px 0 var(--red-d);border-radius:20px;place-items:center;margin:0 auto;display:grid}.login-card h1{margin:0;font-size:1.8rem;font-weight:900}.login-card p{margin:0}.login-card label{text-align:left;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;flex-direction:column;gap:6px;font-size:.85rem;font-weight:900;display:flex}.login-card input{font:700 1.05rem var(--ui);border:2px solid var(--line);background:var(--bg);color:var(--ink);text-transform:none;letter-spacing:0;border-radius:14px;padding:13px 14px}.login-card input:focus{border-color:var(--blue);outline:none}.login-err{color:var(--bad);font-weight:800}.login-lang{margin-top:6px}.account{background:var(--paper);border:2px solid var(--line);border-radius:14px;justify-content:space-between;align-items:center;gap:12px;padding:10px 12px;display:flex}