@font-face{font-family:Inter;font-style:normal;font-weight:400;font-display:swap;
  src:url(https://cdn.jsdelivr.net/npm/@fontsource/inter@5.0.16/files/inter-latin-400-normal.woff2) format('woff2')}
@font-face{font-family:Inter;font-style:normal;font-weight:500;font-display:swap;
  src:url(https://cdn.jsdelivr.net/npm/@fontsource/inter@5.0.16/files/inter-latin-500-normal.woff2) format('woff2')}
@font-face{font-family:Inter;font-style:normal;font-weight:600;font-display:swap;
  src:url(https://cdn.jsdelivr.net/npm/@fontsource/inter@5.0.16/files/inter-latin-600-normal.woff2) format('woff2')}

:root{
  --canvas:#191919;
  --surface:#202020;
  --surface-2:#2a2a2a;
  --hairline:#2f2f2f;
  --hairline-strong:#3d3d3d;
  --ink:#d4d4d4;
  --ink-2:#adaba6;
  --ink-3:#96948e;
  --accent:#2563eb;
  --accent-bright:#4d8df0;
  --accent-ink:#7aa9f5;
  --on-accent:#ffffff;
  --green:#4ac26b;
  --green-ink:#5fd07e;
  --green-wash:rgba(74,194,107,.13);
  --radius-sm:4px;--radius:6px;--radius-lg:10px;
  --shadow-pop:0 6px 20px rgba(0,0,0,.45);
  color-scheme:dark;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--canvas);color:var(--ink);
  font:400 16px/1.55 Inter,-apple-system,system-ui,'Segoe UI',Helvetica,sans-serif;
  -webkit-font-smoothing:antialiased}
[hidden]{display:none !important}
button{font:inherit}
:where(a,button,input):focus-visible{outline:2px solid var(--accent-bright);
  outline-offset:1px;border-radius:var(--radius-sm)}

/* ---------- login ---------- */
.login{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:20px}
.login-card{width:100%;max-width:340px;background:var(--surface);
  border:1px solid var(--hairline);border-radius:var(--radius-lg);
  padding:26px 22px;display:flex;flex-direction:column;gap:12px}
.login-card h1{margin:0;font-size:20px;font-weight:600;letter-spacing:-.01em}
.login-sub{margin:0;color:var(--ink-2);font-size:14px}
.login-input{font:inherit;font-size:15px;color:var(--ink);background:var(--canvas);
  border:1px solid var(--hairline-strong);border-radius:var(--radius);
  padding:10px 12px;height:44px;width:100%}
.login-input::placeholder{color:var(--ink-3)}
.login-input:focus{outline:none;border-color:var(--accent-bright);box-shadow:0 0 0 1px var(--accent-bright)}
.login-err{margin:0;color:#ff8585;font-size:13px}

/* ---------- buttons ---------- */
.btn{font-size:14px;font-weight:500;line-height:1.3;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:0 14px;height:38px;border-radius:var(--radius);
  background:var(--surface-2);color:var(--ink);border:1px solid var(--hairline-strong)}
.btn:hover:not(:disabled){background:#333}
.btn:disabled{opacity:.4;cursor:default}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--on-accent);font-weight:600}
.btn.primary:hover:not(:disabled){filter:brightness(1.12);background:var(--accent)}
.btn.ghost{border-color:transparent;background:transparent;color:var(--ink-2)}
.btn.ghost:hover:not(:disabled){background:var(--surface-2);color:var(--ink)}
.btn.sm{height:30px;font-size:13px;padding:0 11px}
.btn.lg{height:44px;font-size:15px;width:100%}

/* ---------- page ---------- */
.page{max-width:640px;margin:0 auto;padding:16px 14px 130px}

/* ---------- add form ---------- */
.add{display:flex;flex-direction:column;gap:8px;
  background:var(--surface);border:1px solid var(--hairline);
  border-radius:var(--radius-lg);padding:10px}
.add input[type=text]{width:100%;min-width:0;font:inherit;font-size:15.5px;color:var(--ink);
  background:var(--canvas);border:1px solid var(--hairline-strong);
  border-radius:var(--radius);padding:9px 12px;height:44px}
.add input[type=text]::placeholder{color:var(--ink-3)}
.add input[type=text]:focus{outline:none;border-color:var(--accent-bright);box-shadow:0 0 0 1px var(--accent-bright)}
.add-side{display:flex;gap:8px}
.add input[type=date]{flex:1;min-width:0;font:inherit;font-size:14px;color:var(--ink-2);
  background:var(--canvas);border:1px solid var(--hairline-strong);
  border-radius:var(--radius);padding:6px 10px;height:38px}
.add .btn{height:38px;flex:none;min-width:84px}
@media(min-width:520px){
  .add{flex-direction:row;align-items:center}
  .add input[type=text]{flex:1}
  .add-side{flex:none}
  .add input[type=date]{width:150px;flex:none}
}

/* ---------- day timeline ---------- */
.day{margin-top:22px;scroll-margin-top:6px}
.day:first-of-type{margin-top:18px}
.day-h{position:sticky;top:0;z-index:6;display:flex;align-items:baseline;gap:8px;
  padding:10px 2px 8px;background:var(--canvas);border-bottom:1px solid var(--hairline)}
.day-h .rel{font-size:15px;font-weight:600;color:var(--ink);letter-spacing:-.01em}
.day-h .ful{font-size:12.5px;color:var(--ink-3)}
.day-h .n{margin-left:auto;font-size:11.5px;font-weight:500;color:var(--ink-2);
  background:var(--surface-2);border-radius:var(--radius-sm);padding:2px 8px;
  font-variant-numeric:tabular-nums;align-self:center}

.rows{list-style:none;margin:0;padding:0}
.rows li + li{border-top:1px solid var(--hairline)}
.rows li:first-child{margin-top:8px}

.row{display:flex;align-items:center;gap:11px;padding:11px 6px;
  font-size:15px;border-radius:var(--radius)}
.row .cb{flex:none;width:21px;height:21px;border-radius:6px;
  border:1.5px solid var(--hairline-strong);background:var(--canvas);cursor:pointer;
  display:flex;align-items:center;justify-content:center;padding:0;color:var(--on-accent);
  transition:background .12s,border-color .12s}
.row .cb:hover{border-color:var(--accent-bright)}
.row .cb svg{width:12px;height:12px;display:none}
.row.done .cb{background:var(--accent);border-color:var(--accent)}
.row.done .cb svg{display:block}
.row .txt{flex:1;min-width:0;overflow-wrap:anywhere;padding:2px 0}
.row.done .txt{color:var(--ink-3);text-decoration:line-through}
.row.importable .txt{cursor:pointer}
.row.sel .cb{border-color:var(--green)}
.row.sel{background:var(--green-wash);box-shadow:inset 3px 0 0 var(--green)}
.row.sel .txt{color:var(--green-ink);font-weight:500}
.row .del{flex:none;width:30px;height:30px;border:none;background:none;cursor:pointer;
  color:var(--ink-3);border-radius:var(--radius-sm);font-size:18px;line-height:1;
  display:flex;align-items:center;justify-content:center}
.row .del:hover{background:rgba(255,107,107,.12);color:#ff8585}
.row.done .del{opacity:.5}

.none{padding:16px 4px 6px;color:var(--ink-3);font-size:13.5px}

/* ---------- import bar ---------- */
.import-bar{position:fixed;left:0;right:0;bottom:0;z-index:20;
  display:flex;align-items:center;gap:10px;
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  background:var(--surface);border-top:1px solid var(--hairline-strong);
  box-shadow:var(--shadow-pop);max-width:640px;margin:0 auto}
.import-bar > span:first-child{font-size:14px;font-weight:600;color:var(--green-ink);
  font-variant-numeric:tabular-nums}
.import-actions{margin-left:auto;display:flex;gap:8px}
.import-go{background:var(--green);border-color:var(--green);color:#0a2412;font-weight:600}
.import-go:hover:not(:disabled){filter:brightness(1.08);background:var(--green)}
body.has-bar{padding-bottom:0}
body.has-bar .jump{bottom:calc(66px + env(safe-area-inset-bottom))}

/* ---------- jump to today ---------- */
.jump{position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom));z-index:15;
  display:flex;align-items:center;gap:6px;height:42px;padding:0 16px;
  font:inherit;font-size:13.5px;font-weight:600;cursor:pointer;
  border-radius:21px;border:1px solid var(--accent);
  background:var(--accent);color:var(--on-accent);box-shadow:var(--shadow-pop)}
.jump svg{width:14px;height:14px}
.jump:hover{filter:brightness(1.12)}

/* ---------- footer ---------- */
.foot{margin-top:44px;text-align:center}
.foot button{background:none;border:none;cursor:pointer;color:var(--ink-3);
  font-size:13px;padding:8px 12px}
.foot button:hover{color:var(--ink-2)}