:root {
  --bg: #f4f6f2;
  --card: #ffffff;
  --ink: #1e2a22;
  --dim: #5c6b60;
  --line: #dde4dc;
  --green: #2b6e3f;
  --green-dark: #1d3325;
  --red: #b23a3a;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 16px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif;
  padding-bottom: 4rem;
}
header {
  background: var(--green-dark); color: #fff;
  padding: 0.9rem 1rem calc(0.9rem + env(safe-area-inset-top) * 0);
  display: flex; align-items: baseline; gap: 0.8rem; flex-wrap: wrap;
}
h1 { margin: 0; font-size: 1.25rem; }
.who { color: #bcd3c2; font-size: 0.85rem; overflow-wrap: anywhere; }
main, .gate { max-width: 640px; margin: 0 auto; padding: 1rem; }
h2 { font-size: 1.02rem; margin: 0; }
.sect-head { display: flex; justify-content: space-between; align-items: center; margin: 1.1rem 0 0.3rem; gap: 0.5rem; }
.hint { color: var(--dim); font-size: 0.82rem; margin: 0.2rem 0 0.7rem; }
.hint code { background: #e8ede6; padding: 0 0.25em; border-radius: 4px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 0.9rem; margin-bottom: 0.8rem;
}
.field { display: block; margin-bottom: 0.7rem; }
.field:last-child { margin-bottom: 0; }
.field span { display: block; font-size: 0.8rem; color: var(--dim); margin-bottom: 0.2rem; }
.field input {
  width: 100%; padding: 0.55rem 0.65rem; font-size: 1rem;
  border: 1px solid var(--line); border-radius: 8px; background: #fff; color: var(--ink);
}
.field input:focus { outline: 2px solid var(--green); border-color: var(--green); }
.check { display: flex; gap: 0.55rem; align-items: center; font-size: 0.95rem; }
.check input { width: 1.15rem; height: 1.15rem; accent-color: var(--green); }
.row { display: flex; gap: 0.5rem; align-items: flex-end; }
.grow { flex: 1; }
.btn {
  border: 1px solid var(--line); background: #fff; color: var(--ink);
  border-radius: 8px; padding: 0.5rem 0.85rem; font-size: 0.9rem; cursor: pointer;
  text-decoration: none; display: inline-block;
}
.btn.primary { background: var(--green); border-color: var(--green); color: #fff; font-weight: 600; }
.btn.ghost { color: var(--green); border-color: var(--green); background: transparent; }
.btn.danger { color: var(--red); border-color: #e4c9c9; padding: 0.5rem 0.7rem; }
.savebar {
  position: sticky; bottom: 0; background: linear-gradient(transparent, var(--bg) 35%);
  padding: 1rem 0 0.6rem; display: flex; align-items: center; gap: 0.8rem;
}
.status { font-size: 0.88rem; color: var(--dim); }
.status.ok { color: var(--green); }
.status.err { color: var(--red); }
.gate p {
  background: #fff6e5; border: 1px solid #ecd9ad; border-radius: 12px;
  padding: 1rem; font-size: 0.95rem;
}
footer { text-align: center; padding: 1.5rem 0 2rem; }
footer a { color: var(--dim); font-size: 0.85rem; }