:root {
  --navy: #1F3A5F;
  --blue: #2F6FB3;
  --ink: #1E2430;
  --mute: #5B6575;
  --line: #D9DEE6;
  --bg: #F5F7FA;
  --paper: #FFFFFF;
  --red: #C0392B;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Hiragino Sans", "Noto Sans JP", "Yu Gothic", sans-serif;
  font-size: 16px;
  line-height: 1.8;
}
.wrap { max-width: 760px; margin-inline: auto; padding-inline: 16px; }
.top { background: var(--navy); color: #fff; padding: 28px 0 18px; }
.top h1 { margin: 0 0 8px; font-size: 22px; letter-spacing: .04em; }
.top .intro { margin: 0; font-size: 14px; color: #DCE6F3; }
.top .req { background: #fff; color: var(--red); }
.steps { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; padding: 0; margin: 16px 0 0; font-size: 12px; }
.steps li { padding: 3px 10px; border: 1px solid rgba(255,255,255,.35); border-radius: 999px; color: #C9D6E8; }
.steps li.on { background: #fff; color: var(--navy); border-color: #fff; font-weight: 700; }
.steps li.ok { color: #fff; border-color: rgba(255,255,255,.7); }

main { padding-block: 24px 60px; }
.page h2 { margin: 0 0 4px; font-size: 20px; color: var(--navy); }
.page .lead { margin: 0 0 18px; font-size: 14px; color: var(--mute); }
.q { background: var(--paper); border: 1px solid var(--line); border-radius: 6px; padding: 16px; margin-bottom: 14px; }
.q > label, .q > .label { display: block; font-weight: 700; margin-bottom: 4px; }
.req, .opt { display: inline-block; margin-left: 8px; padding: 0 7px; font-size: 11px; border-radius: 3px; vertical-align: 2px; font-weight: 700; }
.req { background: #FCE8E6; color: var(--red); }
.opt { background: #EEF1F5; color: var(--mute); }
.hint { margin: 0 0 8px; font-size: 13px; color: var(--mute); }
input[type=text], input[type=email], textarea, select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 4px;
  font: inherit;
  background: #fff;
}
textarea { min-height: 96px; resize: vertical; }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--blue); outline-offset: 1px; }
.choices { display: flex; flex-direction: column; gap: 6px; }
.choices label { display: flex; align-items: flex-start; gap: 8px; font-weight: 400; cursor: pointer; }
.choices input { margin-top: 6px; }
.q.bad { border-color: var(--red); }
.q .msg { color: var(--red); font-size: 13px; margin: 6px 0 0; }
.files { margin-top: 10px; }
.files input[type=file] { font-size: 14px; }
.thumbs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.thumbs figure { margin: 0; width: 88px; font-size: 11px; color: var(--mute); text-align: center; position: relative; }
.thumbs img { width: 88px; height: 66px; object-fit: cover; border-radius: 3px; border: 1px solid var(--line); background: #eee; }
.thumbs .rm { position: absolute; top: -6px; right: -6px; width: 22px; height: 22px; border-radius: 50%; border: 0; background: var(--ink); color: #fff; cursor: pointer; line-height: 22px; padding: 0; }
.thumbs .st { display: block; }
.nav { display: flex; gap: 10px; justify-content: space-between; margin-top: 22px; }
.btn { appearance: none; border: 0; border-radius: 999px; padding: 12px 28px; font: inherit; font-weight: 700; background: var(--blue); color: #fff; cursor: pointer; }
.btn.ghost { background: #fff; color: var(--navy); border: 1px solid var(--line); }
.btn[disabled] { opacity: .5; cursor: wait; }
.err { color: var(--red); font-weight: 700; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
#done { background: #fff; border: 1px solid var(--line); border-radius: 6px; padding: 24px; }
#done h2 { color: var(--navy); margin-top: 0; }
.small { font-size: 13px; color: var(--mute); }
.ask { margin: 0 0 6px; padding: 6px 10px; font-size: 13px; color: var(--navy); background: #EEF4FB; border-left: 3px solid var(--blue); border-radius: 2px; }
.agree { font-weight: 700 !important; }
.choices.inline { flex-direction: row; flex-wrap: wrap; gap: 8px 20px; }