:root{
  --bg:#f3f1ec;--card:#fff;--ink:#1d2430;--mute:#6b7280;--line:#e2ded5;
  --pri:#1f3a5f;--pri-ink:#fff;--todo:#1f6feb;--say:#c2410c;--guide:#6b21a8;--caution:#b91c1c;--notes:#0f766e;
  --test:#f59e0b;--upd:#2563eb;--warn:#b45309;--done:#9ca3af;--chip:#eef2f7;
}
@media (prefers-color-scheme:dark){
  :root{--bg:#0f1115;--card:#1a1d24;--ink:#e8eaed;--mute:#9aa1ad;--line:#2b303a;--pri:#8fb4e8;--pri-ink:#0f1115;
    --todo:#6ea8ff;--say:#fb923c;--guide:#c084fc;--caution:#f87171;--notes:#2dd4bf;--done:#5b6270;--chip:#252a33}
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink)}
body{font-family:system-ui,-apple-system,"Noto Sans TC","Noto Sans CJK TC","PingFang TC","Microsoft JhengHei",sans-serif;font-size:17px;line-height:1.5;-webkit-text-size-adjust:100%}
main{padding:10px 12px 90px;max-width:640px;margin:0 auto}
button{font:inherit}
.top{position:sticky;top:0;z-index:5;display:flex;justify-content:space-between;align-items:center;padding:8px 14px;background:var(--pri);color:var(--pri-ink)}
.top .lbl{font-size:13px;opacity:.8}.top b{font-size:20px;letter-spacing:.5px}.top .ver{font-size:12px;opacity:.8}
.bn{display:flex;flex-wrap:wrap;gap:6px;align-items:center;padding:8px 12px;font-size:14px;color:#fff}
.bn button{border:0;border-radius:6px;padding:4px 10px;background:rgba(255,255,255,.25);color:#fff}
.bn.test{background:var(--test);color:#1d1400}.bn.test button{background:rgba(0,0,0,.12);color:#1d1400}
.bn.upd{background:var(--upd)}.bn.warn{background:var(--warn)}
.card{display:block;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;margin:10px 0;color:inherit;text-decoration:none}
.card.cur{border:2px solid var(--pri)}
.card h3{margin:0 0 6px;font-size:17px}
.k{font-size:13px;color:var(--mute);font-weight:600;letter-spacing:.5px}
.stime{font-size:15px;color:var(--mute)}.stime b{font-size:26px;color:var(--ink);margin-left:2px}
.delayed{color:var(--warn);font-size:14px;font-weight:600}
.stitle{font-size:21px;font-weight:700;line-height:1.35;margin:2px 0}
.remain{font-size:16px;margin-top:4px}.remain b{font-size:19px}
.badges{display:flex;gap:6px;flex-wrap:wrap;margin-top:4px}
.bd{font-size:12px;padding:2px 8px;border-radius:99px;background:var(--chip);color:var(--ink)}
.bd.cal{background:#fde68a;color:#422006}
.acts{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.btn{border:0;border-radius:10px;padding:10px 14px;background:var(--pri);color:var(--pri-ink);font-weight:600;min-height:44px}
.btn.ghost{background:var(--chip);color:var(--ink)}
.btn.wide{display:block;width:100%;margin-top:8px}
.btn.danger{color:var(--caution)}
.btn:disabled{opacity:.4}
.sec{background:var(--card);border:1px solid var(--line);border-left:5px solid var(--mute);border-radius:12px;padding:10px 12px;margin:10px 0}
.sec.todo{border-left-color:var(--todo)}.sec.say{border-left-color:var(--say)}.sec.guide{border-left-color:var(--guide)}
.sec.caution{border-left-color:var(--caution)}.sec.notes{border-left-color:var(--notes)}.sec.moved{border-left-color:var(--done);opacity:.8}
.sh{font-weight:800;font-size:15px;margin-bottom:4px}
.todo .sh{color:var(--todo)}.say .sh{color:var(--say)}.guide .sh{color:var(--guide)}.caution .sh{color:var(--caution)}.notes .sh{color:var(--notes)}
.it{position:relative;padding:8px 36px 8px 0;border-top:1px solid var(--line)}
.it:first-of-type{border-top:0}
.ck{display:flex;gap:10px;align-items:flex-start;cursor:pointer}
.ck input{width:24px;height:24px;flex:none;margin-top:2px;accent-color:var(--pri)}
.it.done .ck span{color:var(--done);text-decoration:line-through}
.meta{display:flex;flex-wrap:wrap;gap:4px;margin-left:34px}
.tag{font-size:12px;padding:1px 7px;border-radius:6px;background:var(--chip);color:var(--mute)}
.tag.fr{background:#dbeafe;color:#1e3a8a}.tag.au{background:#dcfce7;color:#14532d}.tag.ed{background:#fef3c7;color:#78350f}
.dots{position:absolute;right:0;top:4px;border:0;background:transparent;color:var(--mute);font-size:22px;width:36px;height:36px}
.add{border:1px dashed var(--line);background:transparent;color:var(--notes);border-radius:10px;width:100%;padding:10px;margin-top:6px;font-weight:600}
details summary{cursor:pointer;list-style:none}details summary::-webkit-details-marker{display:none}
details summary .sh{display:inline;color:var(--guide)}.cnt{font-size:13px;color:var(--mute)}
details[open] summary .cnt::after{content:"（點此收合）"}
.gi{border-top:1px solid var(--line);padding:8px 0}
.gh{font-size:12px;font-weight:700;color:var(--guide)}.gt{white-space:pre-wrap}
.mini{border:0;background:var(--chip);color:var(--ink);border-radius:6px;padding:3px 10px;font-size:13px;margin-top:4px}
.mo{font-size:14px;color:var(--mute);padding:3px 0}
.muted{color:var(--mute);font-size:14px}.small{font-size:13px;margin-top:6px}
.card.next{cursor:pointer}.pre{margin:6px 0 0;padding-left:20px;font-size:15px}.more{text-align:right;color:var(--pri);font-size:14px;font-weight:600}
.back{display:inline-block;margin:6px 0;color:var(--pri);text-decoration:none;font-weight:600}
h2.day{font-size:16px;margin:16px 4px 6px;display:flex;gap:10px;align-items:baseline}h2.day small{font-size:13px;color:var(--mute);font-weight:400}
.row{display:flex;gap:10px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:10px 12px;margin:6px 0;color:inherit;text-decoration:none}
.row.now{border:2px solid var(--pri)}
.rt{font-weight:800;min-width:54px;font-size:18px}.rt s{display:block;font-size:12px;color:var(--mute);font-weight:400}
.rn{flex:1;line-height:1.35}.rb{display:flex;gap:4px;margin-top:3px}.rb i{font-style:normal;font-size:11px;padding:1px 6px;border-radius:5px;background:var(--chip)}
.rb i.cal{background:#fde68a;color:#422006}.rb i.nw{background:var(--pri);color:var(--pri-ink)}
.rp{font-size:13px;color:var(--mute)}
.li{padding:8px 0;border-top:1px solid var(--line);font-size:15px}
.opt{display:flex;gap:8px;align-items:center;margin:10px 0;font-size:15px}.opt input{width:20px;height:20px}
.filebtn{display:inline-flex;align-items:center;position:relative;overflow:hidden}.filebtn input{position:absolute;inset:0;opacity:0}
.row2{display:flex;gap:8px;margin:8px 0}
input[type=date],input[type=time],input[type=number],select,textarea{font:inherit;width:100%;padding:10px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--ink)}
textarea{resize:vertical}
.tabs{position:fixed;bottom:0;left:0;right:0;display:flex;background:var(--card);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom);z-index:6}
.tabs a{flex:1;text-align:center;padding:14px 0;color:var(--mute);text-decoration:none;font-weight:700}
.tabs a.on{color:var(--pri);box-shadow:inset 0 3px 0 var(--pri)}
#modal{display:none}#modal.open{display:block}
.mask{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:20}
.sheet{position:fixed;left:0;right:0;bottom:0;z-index:21;background:var(--card);border-radius:16px 16px 0 0;padding:16px 16px calc(16px + env(safe-area-inset-bottom));max-height:88vh;overflow:auto;max-width:640px;margin:0 auto}
.mt{font-weight:800;font-size:17px;margin-bottom:6px}
.fl{display:block;font-size:14px;color:var(--mute);margin:10px 0 4px;font-weight:600}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:6px}
.chip{border:0;background:var(--chip);color:var(--ink);border-radius:8px;padding:8px 12px;font-weight:700}
.prev{background:var(--chip);border-radius:10px;padding:10px;margin-top:10px;font-size:15px}.prev .w{color:var(--caution);margin-top:6px;font-weight:600}
.toast{position:fixed;left:50%;bottom:80px;transform:translateX(-50%);background:#111;color:#fff;padding:10px 16px;border-radius:10px;font-size:15px;opacity:0;pointer-events:none;transition:opacity .2s;z-index:30;max-width:90vw}
.toast.show{opacity:1}