:root {
  --bg: #f4f1ea;
  --card: #ffffff;
  --ink: #2b2a26;
  --muted: #6d6a62;
  --line: #ddd8cc;
  --accent: #3f5a45;
  --accent-ink: #ffffff;
  --bad: #b3261e;
  --bad-bg: #fbeceb;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.7 -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Noto Sans JP", "Segoe UI", sans-serif;
}
.hero { max-width: 640px; margin: 0 auto; padding: 20px 16px 8px; }
.lang { display: flex; justify-content: flex-end; gap: 6px; }
.lang button {
  border: 1px solid var(--line); background: var(--card); color: var(--ink);
  border-radius: 999px; padding: 6px 14px; font-size: 14px; cursor: pointer;
}
.lang button[aria-pressed="true"] { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.brand { margin: 24px 0 4px; font-size: 12px; letter-spacing: .18em; color: var(--muted); }
h1 { margin: 0 0 8px; font-size: 26px; font-weight: 700; }
.lead { margin: 0; color: var(--muted); font-size: 14px; }

main { max-width: 640px; margin: 0 auto; padding: 8px 16px 40px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 20px 18px; margin: 14px 0;
}
h2 { margin: 0 0 12px; font-size: 17px; }

.choice { display: grid; gap: 10px; }
.choice label {
  display: flex; align-items: center; gap: 10px; padding: 14px;
  border: 1px solid var(--line); border-radius: 10px; cursor: pointer;
}
.choice label:has(input:checked) { border-color: var(--accent); background: #eef2ec; }
.choice input { width: 20px; height: 20px; accent-color: var(--accent); margin: 0; }

.f { display: block; margin: 0 0 14px; font-size: 14px; font-weight: 600; }
.f em { color: var(--bad); font-style: normal; margin-left: 2px; }
.f input, .f textarea, .f select {
  display: block; width: 100%; margin-top: 6px; padding: 11px 12px;
  border: 1px solid var(--line); border-radius: 8px; background: #fff; color: var(--ink);
  font: 16px/1.5 inherit; font-weight: 400;
}
.f input:focus, .f textarea:focus, .f select:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.f .bad, .bad { border-color: var(--bad) !important; background: var(--bad-bg) !important; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 420px) { .row { grid-template-columns: 1fr; gap: 0; } }

.hint { margin: 0 0 12px; font-size: 13px; color: var(--muted); }
.upload { display: block; }
.upload input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.upload span {
  display: block; text-align: center; padding: 14px; border: 2px dashed var(--accent);
  border-radius: 10px; color: var(--accent); font-weight: 600; cursor: pointer;
}
.upload input:focus-visible + span { outline: 2px solid var(--accent); }
#preview { display: block; max-width: 100%; margin-top: 12px; border-radius: 8px; border: 1px solid var(--line); }
#preview[hidden] { display: none; }

.check { display: flex; gap: 10px; align-items: flex-start; margin: 0 0 12px; font-size: 14px; cursor: pointer; }
.check input { width: 20px; height: 20px; margin: 2px 0 0; flex: none; accent-color: var(--accent); }
.privacy { font-size: 12px; color: var(--muted); margin: 8px 0 0; padding-top: 12px; border-top: 1px solid var(--line); }

.error { color: var(--bad); background: var(--bad-bg); border-radius: 8px; padding: 10px 12px; font-size: 14px; }
.primary {
  display: block; width: 100%; padding: 15px; border: 0; border-radius: 10px;
  background: var(--accent); color: var(--accent-ink); font-size: 16px; font-weight: 700; cursor: pointer;
}
.primary:disabled { opacity: .6; cursor: wait; }
.done { text-align: center; }
.done .rid { font-size: 15px; margin: 16px 0 20px; }
.done .rid strong { font-size: 20px; letter-spacing: .08em; }
.done .hint { margin-top: 10px; }
.secondary {
  display: block; width: 100%; margin-top: 16px; padding: 13px; border: 1px solid var(--accent);
  border-radius: 10px; background: var(--card); color: var(--accent); font-size: 15px; font-weight: 700; cursor: pointer;
}

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
body:not([data-residency="domestic"]) .only-d { display: none; }
body:not([data-residency="foreign"]) .only-f { display: none; }
[hidden] { display: none !important; }
footer { text-align: center; font-size: 12px; color: var(--muted); padding: 0 16px 32px; }
.ts { margin: 4px 0 14px; min-height: 65px; }