:root{
  --ground:#EEF4FA; --surface:#FFFFFF; --surface-2:#E3ECF6; --ink:#1C2838; --ink-soft:#56657A; --line:#CFDBE8;
  --sky:#2F6FD6; --sky-soft:#DCE8FB; --sun:#FFC43D; --leaf:#2FA56B; --leaf-soft:#DDF3E7; --berry:#E0466C; --berry-soft:#FBE1E7;
  --shadow:0 2px 0 rgba(28,40,56,.08);
  --display:"Fredoka","Nunito","PingFang SC","Noto Sans SC",system-ui,sans-serif;
  --body:"Nunito","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    color-scheme:dark;
    --ground:#111923; --surface:#1A2533; --surface-2:#223043; --ink:#E9F0F8; --ink-soft:#9FB0C4; --line:#2E3F55;
    --sky:#6EA2F5; --sky-soft:#1E3456; --sun:#FFCF5C; --leaf:#4FC98A; --leaf-soft:#173A2A; --berry:#F2708F; --berry-soft:#43202B;
    --shadow:0 2px 0 rgba(0,0,0,.3);
  }
}
:root[data-theme="dark"]{
  color-scheme:dark;
  --ground:#111923; --surface:#1A2533; --surface-2:#223043; --ink:#E9F0F8; --ink-soft:#9FB0C4; --line:#2E3F55;
  --sky:#6EA2F5; --sky-soft:#1E3456; --sun:#FFCF5C; --leaf:#4FC98A; --leaf-soft:#173A2A; --berry:#F2708F; --berry-soft:#43202B;
  --shadow:0 2px 0 rgba(0,0,0,.3);
}
*{box-sizing:border-box}
[hidden]{display:none!important}
img{max-width:100%}
:root{color-scheme:light;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);-webkit-text-size-adjust:100%}
body{background:var(--ground);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.55}
.wrap{max-width:980px;margin:0 auto;padding-inline:16px;padding-block:20px 64px}
h1,h2,h3{font-family:var(--display);text-wrap:balance;margin:0;line-height:1.2}
button{font:inherit;color:inherit;cursor:pointer}
button:focus-visible,a:focus-visible{outline:3px solid var(--sky);outline-offset:2px}
.muted{color:var(--ink-soft)}
.en{font-family:var(--display);font-weight:600}

/* header */
.top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 20px}
.brand h1{font-size:30px;font-weight:700;letter-spacing:-.01em}
.brand h1 span{color:var(--sky)}
.brand p{margin:2px 0 0;font-size:14px}
.brand .family{margin:0 0 4px;font-family:var(--display);font-size:13px;font-weight:600;letter-spacing:.02em;color:var(--sky)}
.stars{display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:6px 14px 6px 8px;font-weight:700;font-variant-numeric:tabular-nums}
.stars .dot{width:28px;height:28px;border-radius:50%;background:var(--sun);display:grid;place-items:center}
.stars .dot svg{width:16px;height:16px}

.sticky{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:var(--ground);margin:14px -16px 16px;padding:8px 16px 10px;border-bottom:1px solid var(--line)}
.tabs{display:flex;gap:6px;overflow-x:auto;padding-bottom:2px}
.daybar{display:grid;grid-template-columns:auto 1fr auto;gap:8px;align-items:center;margin-top:8px}
.daybar .navbtn{width:36px;height:36px;font-size:18px}
.daybar .navbtn:disabled{opacity:.35;cursor:default}
.dayswitch{border:1px solid var(--line);background:var(--surface);border-radius:14px;padding:6px 12px;display:flex;align-items:center;gap:10px;min-width:0;text-align:left}
.dayswitch .dn{font-family:var(--display);font-weight:700;font-size:18px;white-space:nowrap;font-variant-numeric:tabular-nums}
.dayswitch .ds{font-size:13px;color:var(--ink-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0;flex:1}
.dayswitch .caret{font-size:12px;color:var(--ink-soft);transition:transform .15s}
.dayswitch[aria-expanded="true"] .caret{transform:rotate(180deg)}
.dayswitch .ok{width:18px;height:18px;border-radius:50%;background:var(--sun);display:grid;place-items:center;flex:none}
.backnow{border:0;background:var(--sky);color:#fff;border-radius:999px;padding:3px 10px;font-size:12px;font-weight:800;white-space:nowrap}
.calpanel{margin-top:10px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:12px;max-height:min(60vh,420px);overflow:auto}
.calhead{display:flex;flex-wrap:wrap;gap:8px 14px;align-items:center;justify-content:space-between;margin-bottom:10px;font-size:13px;color:var(--ink-soft)}
.legend{display:flex;gap:12px;align-items:center}
.legend i{display:inline-block;width:12px;height:12px;border-radius:4px;vertical-align:-1px;margin-right:4px;border:1px solid var(--line);background:var(--ground)}
.legend i.d{background:var(--sun);border-color:var(--sun)}
.legend i.c{outline:2px solid var(--sky);outline-offset:1px}
.weeks{display:grid;gap:6px}
.week{display:grid;grid-template-columns:44px repeat(7,minmax(0,1fr));gap:6px;align-items:center}
.week .wk{font-size:12px;font-weight:800;color:var(--ink-soft);white-space:nowrap}
.cal .th{display:block;font-size:10px;font-weight:700;line-height:1;margin-top:2px;opacity:.8}
.tab{border:0;background:transparent;padding:9px 16px;border-radius:999px;font-weight:700;color:var(--ink-soft);white-space:nowrap}
.tab[aria-selected="true"]{background:var(--ink);color:var(--ground)}

/* day header */
.dayhead{display:grid;gap:4px;background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:16px 18px}
.navbtn{width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:var(--surface-2);font-size:20px;font-weight:800;display:grid;place-items:center}
.daytitle{text-align:center}
.daytitle .kicker{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-soft);font-weight:800}
.daytitle h2{font-size:28px;margin-top:2px}
.daytitle .zh{font-size:15px;color:var(--ink-soft)}

.steps{display:grid;gap:14px;margin-top:16px}
.step{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:16px 18px}
.step-h{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:12px}
.num{width:28px;height:28px;border-radius:50%;background:var(--sky);color:#fff;font-family:var(--display);font-weight:700;display:grid;place-items:center;font-size:15px;flex:none}
.step-h h3{font-size:19px}
.mins{margin-left:auto;font-size:13px;font-weight:700;color:var(--ink-soft);background:var(--surface-2);padding:2px 10px;border-radius:999px}
.tip{font-size:14px;color:var(--ink-soft);margin:10px 0 0}

/* word cards */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(132px,1fr));gap:10px}
.card{border:2px solid var(--line);background:var(--ground);border-radius:16px;padding:14px 8px 10px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:4px;transition:transform .12s}
.card:hover{border-color:var(--sky)}
.card:active{transform:scale(.97)}
.pic{font-size:52px;line-height:1.1;height:62px;display:grid;place-items:center}
.swatch{width:56px;height:56px;border-radius:50%;border:3px solid var(--surface)}
.digit{font-family:var(--display);font-size:52px;font-weight:700;color:var(--sky);line-height:1}
.card .en{font-size:21px}
.card .zh{font-size:13px;color:var(--ink-soft)}

.say{display:inline-flex;align-items:center;gap:6px;border:0;background:var(--sky-soft);color:var(--sky);border-radius:999px;padding:5px 12px 5px 9px;font-weight:800;font-size:14px;flex:none}
.say svg{width:16px;height:16px}
.btn{border:0;border-radius:999px;padding:10px 18px;font-weight:800;background:var(--sky);color:#fff}
.btn.ghost{background:var(--surface-2);color:var(--ink)}
.btn.good{background:var(--leaf);color:#fff}
.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}

/* dialog lines */
.lines{display:grid;gap:8px}
.line{display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:center;padding:10px 12px;border-radius:14px;background:var(--ground)}
.who{font-size:12px;font-weight:800;padding:2px 8px;border-radius:999px;white-space:nowrap}
.who.p{background:var(--sky-soft);color:var(--sky)}
.who.k{background:var(--berry-soft);color:var(--berry)}
.line .en{font-size:17px}
.line .zh{font-size:13px;color:var(--ink-soft)}

/* game */
.game{display:grid;gap:14px}
.gamebar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between}
.choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;max-width:520px}
.choice{border:3px solid var(--line);background:var(--ground);border-radius:20px;padding:18px 8px;display:grid;place-items:center;min-height:120px}
.choice .pic{font-size:64px;height:76px}
.choice.right{border-color:var(--leaf);background:var(--leaf-soft)}
.choice.wrong{border-color:var(--berry);background:var(--berry-soft);animation:shake .3s}
@keyframes shake{25%{transform:translateX(-5px)}75%{transform:translateX(5px)}}
.feedback{font-family:var(--display);font-size:22px;font-weight:600;min-height:32px}
.simon{display:grid;gap:10px;text-align:center;background:var(--ground);border-radius:18px;padding:18px}
.simon .big{font-family:var(--display);font-size:28px;font-weight:700;text-wrap:balance}

/* done bar */
.donebar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;background:var(--leaf-soft);border-radius:18px;padding:16px 18px}
.donebar strong{font-family:var(--display);font-size:18px}

/* routines / songs */
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr));gap:14px}
.scene h3{font-size:20px}
.scene .when{font-size:13px;color:var(--ink-soft);margin:2px 0 12px}
.lyrics{font-family:var(--display);font-size:18px;font-weight:500;white-space:pre-line;line-height:1.6;margin:10px 0}
.song-h{display:flex;gap:10px;align-items:flex-start;justify-content:space-between}
.song-h .zh{font-size:13px;color:var(--ink-soft)}
.links{display:flex;flex-wrap:wrap;gap:8px;font-size:14px}
.links a{color:var(--sky);font-weight:700}

.guide{display:grid;gap:14px}
.guide p,.guide li{max-width:68ch}
.guide ul{margin:6px 0 0;padding-left:20px}
.guide li{margin:4px 0}
.res{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:10px}
.res div{background:var(--ground);border-radius:14px;padding:12px 14px}
.res b{font-family:var(--display);font-size:17px;font-weight:600}
.res p{margin:4px 0 0;font-size:14px;color:var(--ink-soft)}

.cal{min-height:44px;max-width:100%;border-radius:10px;border:1px solid var(--line);background:var(--ground);display:grid;place-content:center;text-align:center;padding:2px;font-size:14px;line-height:1.1;font-weight:800;font-variant-numeric:tabular-nums;color:var(--ink-soft)}
.cal.done{background:var(--sun);border-color:var(--sun);color:#3A2A00}
.cal.cur{outline:2px solid var(--sky);outline-offset:1px}

/* flash overlay */
.flash{position:fixed;inset:0;background:var(--ground);z-index:20;display:grid;grid-template-rows:auto 1fr auto;padding:calc(env(safe-area-inset-top,0px) + 16px) 16px calc(env(safe-area-inset-bottom,0px) + 20px)}
.flash .close{justify-self:end}
.flash .stage{display:grid;place-items:center;text-align:center;gap:10px;cursor:pointer}
.flash .pic{font-size:min(38vw,200px);height:auto}
.flash .swatch{width:min(40vw,200px);height:min(40vw,200px)}
.flash .digit{font-size:min(40vw,220px)}
.flash .word{font-family:var(--display);font-size:clamp(44px,11vw,88px);font-weight:700;line-height:1}
.flash .ctrl{display:flex;justify-content:center;gap:12px}
.flash .ctrl .btn{padding:14px 26px;font-size:18px}

.life{display:grid;gap:10px}
.lifeitem{background:var(--ground);border-radius:16px;padding:12px 14px;display:grid;gap:8px}
.lifeitem .meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px;color:var(--ink-soft)}
.chip{font-size:12px;font-weight:800;padding:2px 10px;border-radius:999px;background:var(--leaf-soft);color:var(--leaf)}
.daytag{font-size:12px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--ink-soft);background:var(--surface-2);padding:2px 8px;border-radius:999px;border:0}
.daytag.now{background:var(--sun);color:#3A2A00}
.lifeitem .line{background:var(--surface);padding:8px 10px}
.recent{display:grid;gap:6px}
.recent-row{display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:center;padding:8px 10px;border-radius:12px;background:var(--ground)}
.recent-row .en{font-size:16px}
.recent-row .zh{font-size:13px;color:var(--ink-soft)}
.scene-list{display:grid;gap:6px}
.todaysong{display:inline-block;font-size:12px;font-weight:800;background:var(--sun);color:#3A2A00;border-radius:999px;padding:2px 10px;margin-bottom:8px}
.footnote{font-size:13px;color:var(--ink-soft);margin-top:24px}
@media (max-width:560px){
  .dayhead{padding:12px}
  .week{grid-template-columns:34px repeat(7,minmax(0,1fr));gap:4px}
  .cal .th{display:none}
  .daytitle h2{font-size:22px}
  .line{grid-template-columns:1fr auto}
  .line .who{grid-column:1/-1;justify-self:start}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* ---------- 账号 / 家庭 ---------- */
html,body{margin:0}
a{color:var(--sky)}
.acct{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:8px 14px;font-weight:800;font-size:14px;max-width:220px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.acct.on{background:var(--leaf-soft);border-color:transparent;color:var(--leaf)}
.btn.small{padding:6px 14px;font-size:14px}
.step-h .btn.small{margin-left:auto}
.btn.danger{background:var(--berry-soft);color:var(--berry)}
.btn.apple{background:#000;color:#fff;display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%}
:root[data-theme="dark"] .btn.apple{background:#fff;color:#000}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .btn.apple{background:#fff;color:#000}}
.btn:disabled{opacity:.55;cursor:progress}
.formgrid{display:grid;gap:12px;align-content:start}
.formgrid h3{margin-bottom:2px}
.formgrid label{display:grid;gap:4px;font-size:14px;font-weight:700;color:var(--ink-soft)}
.formgrid .two{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,160px),1fr));gap:12px}
input,select{font:inherit;color:var(--ink);background:var(--ground);border:1.5px solid var(--line);border-radius:12px;padding:10px 12px;width:100%;min-width:0}
input:focus,select:focus{outline:none;border-color:var(--sky)}
.formgrid label.check{display:flex;gap:8px;align-items:flex-start;font-weight:600;color:var(--ink)}
.check input{width:18px;height:18px;margin-top:2px;flex:none}
.divider{display:flex;align-items:center;gap:10px;color:var(--ink-soft);font-size:13px;margin:16px 0 12px}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--line)}
.members{display:grid;gap:8px}
.member{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;background:var(--ground);border-radius:14px;padding:10px 12px}
.avatar{width:38px;height:38px;border-radius:50%;background:var(--sky-soft);color:var(--sky);display:grid;place-items:center;font-family:var(--display);font-weight:700;font-size:17px}
.invite{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;background:var(--ground);border-radius:14px;padding:10px 12px;margin-bottom:8px}
.invite .code{font-family:var(--display);font-size:26px;font-weight:700;letter-spacing:.18em;font-variant-numeric:tabular-nums}
.invite .row{margin-left:auto}
.kids{display:flex;flex-wrap:wrap;gap:8px}
.kid{display:flex;align-items:center;gap:8px;border:2px solid var(--line);border-radius:14px;padding:8px 14px;cursor:pointer;background:var(--ground)}
.kid.on{border-color:var(--sky);background:var(--sky-soft)}
.kid input{width:auto;accent-color:var(--sky)}
.kid .muted{font-size:13px}

/* 卡壳本 */
.noteform{display:grid;grid-template-columns:1.2fr 1fr auto;gap:8px;margin-bottom:12px}
.notes{display:grid;gap:8px}
.note{display:flex;flex-wrap:wrap;gap:8px 12px;align-items:center;justify-content:space-between;background:var(--ground);border-radius:14px;padding:10px 12px}
.note.editing{display:grid;grid-template-columns:1fr 1fr auto;gap:8px}
.note-body{min-width:0;flex:1 1 220px}
.zh-main{font-weight:700}
.note .en{font-size:17px}
.note .missing{font-size:13px;color:var(--berry)}
.note .by{font-size:12px;color:var(--ink-soft);margin-top:2px}
.note-act{flex:none}
@media (max-width:560px){
  .noteform,.note.editing{grid-template-columns:1fr}
  .member{grid-template-columns:auto 1fr}
  .member .btn{grid-column:1/-1;justify-self:start}
}

.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(env(safe-area-inset-bottom,0px) + 20px);z-index:30;background:var(--ink);color:var(--ground);padding:10px 18px;border-radius:999px;font-weight:700;font-size:14px;max-width:calc(100% - 32px);box-shadow:0 6px 20px rgba(0,0,0,.18)}
.toast.bad{background:var(--berry);color:#fff}