:root { --ink: #111; --sub: #555; --line: #c9c9c9; --bg: #fff; --soft: #f2f4f2;
  --go: #1f6f3f; --go-ink: #fff; --sel: #e3f1e8; --warn: #a15c00; --warn-bg: #fff4dc; }
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink);
  font: 18px/1.5 -apple-system, "Hiragino Sans", "Noto Sans JP", sans-serif; }
#app { max-width: 560px; margin: 0 auto; min-height: 100vh; display: flex; flex-direction: column; }
button { font: inherit; color: inherit; border: 2px solid var(--line); background: var(--bg);
  border-radius: 12px; cursor: pointer; touch-action: manipulation; }
button:active { transform: scale(0.98); }
button:disabled { opacity: 0.45; }
h1 { font-size: 24px; margin: 12px 16px 4px; }
.pad { padding: 8px 16px 16px; flex: 1; }
.center { text-align: center; padding-top: 48px; }
.bar { display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 10px 16px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--bg); }
.big { font-size: 22px; }
.small { min-height: 48px; padding: 0 14px; font-size: 16px; }
.status { display: flex; gap: 16px; align-items: center; padding: 8px 16px; color: var(--sub); }
.status button { margin-left: auto; }
.warn { color: var(--warn); font-weight: 700; }
.tag { font-size: 14px; padding: 2px 8px; border-radius: 6px; background: var(--warn-bg); }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 8px 16px 24px; }
.house { min-height: 96px; display: flex; flex-direction: column; justify-content: center; }
.house .name { font-size: 26px; font-weight: 700; }
.house .sub { font-size: 15px; color: var(--sub); }
.house.sent { background: var(--soft); color: var(--sub); }
.house.wait { border-color: var(--warn); }
.dots i { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--line); margin-right: 3px; }
.dots i.on { background: var(--go); }
.label { font-size: 16px; color: var(--sub); margin: 12px 0 6px; }
.choices { display: flex; flex-wrap: wrap; gap: 8px; }
.choices button { min-height: 64px; min-width: 96px; flex: 1; font-size: 20px; font-weight: 700; }
.choices button.on, .person.on { background: var(--go); color: var(--go-ink); border-color: var(--go); }
.line2 { margin-top: 10px; width: 100%; }
.field { width: 100%; display: flex; align-items: baseline; gap: 10px; margin-top: 10px;
  padding: 8px 16px; min-height: 72px; text-align: left; }
.field .label { margin: 0; min-width: 96px; font-size: 20px; color: var(--ink); }
.field output { flex: 1; text-align: right; font-size: 44px; font-weight: 700; font-variant-numeric: tabular-nums; }
.field .unit { min-width: 48px; color: var(--sub); }
.field.active { border: 3px solid var(--go); background: var(--sel); }
.note { font-size: 16px; color: var(--sub); margin: 4px 4px 0; }
.bottom { position: sticky; bottom: 0; background: var(--bg); padding: 8px 16px calc(12px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--line); }
.tenkey { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 8px; }
.tenkey button { min-height: 64px; font-size: 30px; font-weight: 700; }
.tenkey button.fn { font-size: 18px; background: var(--soft); }
.primary { width: 100%; min-height: 72px; font-size: 22px; font-weight: 700;
  background: var(--go); color: var(--go-ink); border-color: var(--go); }
.people { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.person { min-height: 64px; font-size: 20px; }
.sum { display: flex; align-items: center; gap: 8px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.sum .k { min-width: 72px; color: var(--sub); }
.sum .v { flex: 1; font-size: 19px; }
.sum b { font-size: 24px; }
.sum b.zero { color: #9a9a9a; }
.alert { background: var(--warn-bg); color: var(--warn); padding: 10px 12px; border-radius: 10px; font-weight: 700; }
.send { min-height: 80px; font-size: 24px; }
.check { font-size: 72px; color: var(--go); }