:root{
  --ink:#212f44;
  --accent:#212f44;
  --border:#dcdcdc;
  --danger:#d74a4a;
  --error:#b00020;
  --bg:#fff;
}

.form-grid{
margin-top: 88px;
  display:grid;
  grid-template-columns: 220px 1fr;
  gap: 20px 28px;
  align-items: start;
  color: var(--ink);
    font-family: "Zen Kaku Gothic Antique", sans-serif;
  font-weight: 400;
  font-style: normal;
}
.form-row{ display: contents; }
.form-row > label{
  padding-top: 12px;
  line-height: 1.5;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
}

.form-row .field{ display:flex; flex-direction: column; gap: 8px; }

input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea{
  width: 100%; border: 1px solid var(--border);
  border-radius: 6px; padding: 12px 14px; font-size: 16px; line-height: 1.6; background: #fff;
}
textarea{height: 10rem;}
input:invalid, textarea:invalid, select:invalid{ /* 先走りで赤くしないため後でJS制御 */
  box-shadow: none;
}
.error-text{ color: var(--error); font-size: 12px; min-height: 1.2em; }

.name-split{ display:grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.address{ display:grid; grid-template-columns: 180px 180px 1fr; gap: 10px; }
.address input[name="addr2"]{ grid-column: 1 / -1; }

.help{ color:#777; font-size: 12px; max-width: unset;}
.req{ display:inline-block; margin-left:.5em; font-size:12px; color:#fff; background:#e74c3c; padding:2px 6px; border-radius:3px; }

.privacy-box{
  border:1px solid var(--border); border-radius: 6px; padding: 14px; height: 300px; overflow: auto; background:#fff;
}
.privacy-box:focus{ outline: 2px solid rgba(33,47,68,.25); outline-offset: 2px; }
.privacy-box ol{
  margin: 0 20px;
}

.agree{ display:flex; align-items:center; gap:10px; }
input[type="checkbox"]{ width:18px; height:18px; accent-color: var(--accent); }

.form-action{
  grid-column: 1 / -1; display:flex; gap:12px; justify-content:center; margin-top: 8px; flex-wrap:wrap ;
}
#review-btn, #submit-btn, #back-btn{
  min-width: 260px; padding: 14px 22px; font-size: 16px; color:#fff; background: var(--accent);
  border:none; border-radius: 999px; cursor: pointer;
}
button[disabled]{ opacity:.45; cursor:not-allowed; }
#back-btn{ background:#8892a6; }

.review-pane{ margin-top: 18px; }
.review-pane table{ width:100%; border-collapse: collapse; }
.review-pane th, .review-pane td{ border:1px solid var(--border); padding:10px; text-align:left; }
.review-pane th{ width: 260px; background:#f8f8f8; }
.review-pane h3{margin-bottom: 1rem;}

@media (max-width: 640px){
  .form-grid{ grid-template-columns: 1fr; gap: 14px; }
  .form-row > label{ padding-top: 0; }
  .name-split{ grid-template-columns: 1fr; }
  .address{ grid-template-columns: 1fr; }
  .review-pane th{ width:auto; }
}
#privacy-box li{max-width: unset; margin-bottom: 1rem;}

section.sec__last{padding-bottom: 180px;}