:root {
  --bg: #0f1115; --card: #171a21; --card2: #1e222b; --line: #262b36;
  --fg: #e8eaf0; --mute: #8a92a6; --acc: #39d98a; --warn: #f5b942; --bad: #ef5a6f;
  --r: 14px;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; background: var(--bg); color: var(--fg);
  font: 16px/1.4 -apple-system, system-ui, "Segoe UI", Roboto, sans-serif; }
body { padding: env(safe-area-inset-top) 0 calc(24px + env(safe-area-inset-bottom)); }
#app { max-width: 560px; margin: 0 auto; padding: 0 16px; }
.loading { text-align: center; color: var(--mute); padding: 60px 0; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
input { font: inherit; }

/* header */
.top { display: flex; align-items: baseline; justify-content: space-between; padding: 18px 0 8px; }
.top h1 { font-size: 22px; margin: 0; font-weight: 700; }
.top .date { color: var(--mute); font-size: 14px; }
.progress { height: 6px; background: var(--card2); border-radius: 3px; overflow: hidden; margin-bottom: 18px; }
.progress i { display: block; height: 100%; background: var(--acc); transition: width .3s; }

/* sections */
h2 { font-size: 13px; text-transform: uppercase; letter-spacing: .08em; color: var(--mute);
  margin: 22px 0 8px; font-weight: 600; display: flex; justify-content: space-between; }
h2 span { font-weight: 500; text-transform: none; letter-spacing: 0; }
.card { background: var(--card); border-radius: var(--r); overflow: hidden; }
.empty { color: var(--mute); padding: 14px 16px; font-size: 15px; }

/* task row */
.task { display: flex; align-items: center; gap: 12px; padding: 12px 12px 12px 14px;
  border-top: 1px solid var(--line); min-height: 56px; }
.task:first-child { border-top: 0; }
.task .box { width: 28px; height: 28px; border-radius: 9px; border: 2px solid var(--mute);
  flex: none; display: grid; place-items: center; transition: all .15s; }
.task .box svg { width: 16px; height: 16px; opacity: 0; stroke: var(--bg); }
.task.done .box { background: var(--acc); border-color: var(--acc); }
.task.done .box svg { opacity: 1; }
.task .main { flex: 1; min-width: 0; }
.task .name { font-weight: 600; }
.task.done .name { text-decoration: line-through; color: var(--mute); font-weight: 500; }
.task .sub { font-size: 13px; color: var(--mute); }
.task .sub.over { color: var(--warn); }
.task .sub.late { color: var(--bad); }
.task .snz { color: var(--mute); font-size: 13px; padding: 8px 10px; border-radius: 8px;
  background: var(--card2); flex: none; }
.task.done .snz { visibility: hidden; }
.task.snoozed { opacity: .6; }
.task.snoozed .snz { color: var(--warn); }

/* water */
.water { padding: 12px 14px; }
.water .name { font-weight: 600; margin-bottom: 8px; display: flex; justify-content: space-between; }
.water .name small { color: var(--mute); font-weight: 400; }
.cups { display: grid; grid-template-columns: repeat(8, 1fr); gap: 6px; }
.cup { border-radius: 10px; padding: 8px 0 6px; text-align: center; font-size: 12px; color: var(--mute);
  background: var(--card2); border: 2px solid transparent; }
.cup b { display: block; font-size: 18px; line-height: 1; margin-bottom: 4px; }
.cup.due { border-color: var(--warn); color: var(--fg); }
.cup.done { background: var(--acc); color: var(--bg); border-color: var(--acc); }

/* workout */
.wo-head { display: flex; align-items: center; justify-content: space-between; padding: 14px; }
.wo-head .t { font-size: 20px; font-weight: 700; }
.wo-head .s { color: var(--mute); font-size: 13px; }
.wo-head .streak { color: var(--acc); font-size: 13px; font-weight: 600; }
.ex { border-top: 1px solid var(--line); padding: 12px 14px; }
.ex .nm { font-weight: 600; display: flex; justify-content: space-between; gap: 8px; }
.ex .nm small { color: var(--mute); font-weight: 400; white-space: nowrap; }
.ex .cue { font-size: 13px; color: var(--mute); margin: 2px 0 8px; }
.ex .last { font-size: 13px; color: var(--mute); margin-bottom: 8px; }
.ex .last b { color: var(--acc); }
.ex .row { display: flex; gap: 8px; align-items: center; }
.ex input { width: 100%; background: var(--card2); border: 1px solid var(--line); color: var(--fg);
  border-radius: 10px; padding: 10px 6px; text-align: center; font-size: 17px; -moz-appearance: textfield; }
.ex input::-webkit-outer-spin-button, .ex input::-webkit-inner-spin-button { -webkit-appearance: none; }
.ex input:focus { outline: 0; border-color: var(--acc); }
.ex .row { align-items: flex-end; }
.ex label { display: flex; flex-direction: column; gap: 3px; }
.ex label span { font-size: 11px; color: var(--mute); text-transform: uppercase; letter-spacing: .05em; padding-left: 2px; }
.ex .w { flex: 0 0 80px; }
.ex .w input { border-color: #3a4152; }
.ex .reps { flex: 1; display: flex; gap: 6px; }
.ex .set { flex: 1; }
.howto { margin: 12px 14px 4px; padding: 12px 14px; background: var(--card2); border-radius: 10px; font-size: 14px; }
.howto ol { margin: 8px 0; padding-left: 20px; }
.howto li { margin: 4px 0; }
.howto i { font-style: normal; color: var(--acc); }
.howto .small { color: var(--mute); font-size: 13px; }
.howto button { margin-top: 10px; padding: 8px 14px; background: var(--acc); color: var(--bg); border-radius: 8px; font-weight: 600; }
.ex.logged .nm { color: var(--acc); }
.ex .hit { color: var(--acc); }
.finish { display: block; width: 100%; padding: 16px; font-weight: 700; font-size: 17px;
  background: var(--acc); color: var(--bg); border-radius: 0 0 var(--r) var(--r); }
.finish.on { background: var(--card2); color: var(--acc); }
.note { font-size: 13px; color: var(--mute); padding: 0 14px 12px; }

/* login */
.login { padding: 60px 0; max-width: 320px; margin: 0 auto; }
.login h1 { text-align: center; }
.login input { display: block; width: 100%; margin: 10px 0; padding: 14px; border-radius: 10px;
  background: var(--card); border: 1px solid var(--line); color: var(--fg); }
.login button { width: 100%; padding: 14px; background: var(--acc); color: var(--bg); border-radius: 10px;
  font-weight: 700; margin-top: 8px; }
.login .err { color: var(--bad); text-align: center; min-height: 20px; margin-top: 8px; }
.foot { text-align: center; color: var(--mute); font-size: 12px; margin-top: 30px; }
.foot button { text-decoration: underline; }