:root{
  --bg:#f8f9fa;
  --surface:#ffffff;
  --surface-soft:#f1f3f4;
  --text:#202124;
  --muted:#5f6368;
  --line:#dadce0;
  --blue:#1a73e8;
  --blue-soft:#e8f0fe;
  --danger:#d93025;
  --danger-soft:#fce8e6;
  --shadow:0 8px 24px rgba(60,64,67,.08);
}
*{box-sizing:border-box}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Hiragino Kaku Gothic ProN","Yu Gothic","Meiryo",sans-serif;
  line-height:1.7;
}
img{display:block;max-width:100%}
a{color:var(--blue)}
.page{
  width:min(1180px, calc(100% - 32px));
  margin:0 auto;
  padding:48px 0 64px;
}
.layout{
  display:grid;
  grid-template-columns:minmax(320px, 1fr) minmax(420px, 560px);
  gap:36px;
  align-items:start;
}
.left-col{padding:6px 8px 0 8px}
.eyebrow{
  margin:0 0 10px;
  color:#174ea6;
  font-size:.95rem;
  font-weight:700;
  letter-spacing:.18em;
}
h1{
  margin:0;
  font-size:clamp(2.4rem, 4vw, 3rem);
  line-height:1.12;
  letter-spacing:-.03em;
}
.lead{
  margin:20px 0 28px;
  font-size:1.05rem;
  color:#3c4043;
  max-width:32em;
}
.hero-image{
  border-radius:28px;
  overflow:hidden;
  box-shadow:var(--shadow);
  background:#dfe7f3;
}
.info-list{
  display:grid;
  gap:16px;
  margin-top:22px;
}
.info-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:22px;
  padding:22px 24px;
  box-shadow:0 2px 10px rgba(60,64,67,.05);
}
.info-card h2{
  margin:0 0 10px;
  font-size:1.18rem;
  line-height:1.4;
}
.info-card p{
  margin:0;
  color:#475467;
}
.info-card.notice-card h2{
  color:#4db6ff;
  padding-bottom:8px;
  border-bottom:2px solid #7bc7ff;
}
.info-card.notice-card p{
  color:#202124;
  line-height:1.8;
}
.form-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:32px;
  padding:28px;
  box-shadow:0 10px 30px rgba(60,64,67,.10);
}
.form-header{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
  margin-bottom:12px;
}
.form-header h2{
  margin:0;
  font-size:1.5rem;
  line-height:1.3;
}
.form-header p{
  margin:8px 0 0;
  color:var(--muted);
  font-size:.97rem;
}
.step-chip{
  flex:0 0 auto;
  padding:8px 14px;
  border-radius:999px;
  background:var(--blue-soft);
  color:var(--blue);
  font-weight:700;
  font-size:.88rem;
  white-space:nowrap;
}
.confirm-banner{
  display:none;
  margin:0 0 18px;
  padding:14px 16px;
  border-radius:16px;
  background:#fff4e5;
  color:#8a4b00;
  font-weight:700;
}
.grid{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:22px 18px;
}
.field.full{grid-column:1 / -1}
label{
  display:flex;
  align-items:center;
  gap:8px;
  margin:0 0 10px;
  font-size:1rem;
  font-weight:700;
  color:#1f1f1f;
}
.required,.optional{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:3px 10px;
  min-width:46px;
  border-radius:999px;
  font-size:.78rem;
  font-weight:700;
  line-height:1.2;
}
.required{background:#fde7e9;color:var(--danger)}
.optional{background:#eef2f7;color:#5f6368}
input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea{
  width:100%;
  appearance:none;
  border:1px solid var(--line);
  border-radius:18px;
  background:#fff;
  color:var(--text);
  padding:15px 16px;
  font:inherit;
  line-height:1.45;
  transition:border-color .2s ease, box-shadow .2s ease, background-color .2s ease;
}
select{
  background-image:linear-gradient(45deg,transparent 50%, #5f6368 50%),linear-gradient(135deg,#5f6368 50%, transparent 50%);
  background-position:calc(100% - 22px) calc(50% - 2px), calc(100% - 16px) calc(50% - 2px);
  background-size:6px 6px,6px 6px;
  background-repeat:no-repeat;
  padding-right:42px;
}
textarea{min-height:180px;resize:vertical}
input:focus, select:focus, textarea:focus{
  outline:none;
  border-color:rgba(26,115,232,.55);
  box-shadow:0 0 0 4px rgba(26,115,232,.12);
}
.field.error-state input[type="text"],
.field.error-state input[type="email"],
.field.error-state input[type="tel"],
.field.error-state select,
.field.error-state textarea,
.privacy-block.error-state .privacy-box{
  border-color:var(--danger);
  background:var(--danger-soft);
  box-shadow:0 0 0 4px rgba(217,48,37,.10);
}
.field.error-state label,
.privacy-block.error-state .privacy-header,
.privacy-block.error-state .privacy-copy{
  color:var(--danger);
}
.help{
  margin-top:8px;
  font-size:.88rem;
  color:var(--muted);
}
.error{
  display:none;
  margin-top:8px;
  color:var(--danger);
  font-size:.88rem;
}
.field.error-state .error,
.privacy-block.error-state .error{
  display:block;
}
.confirm-value{
  min-height:56px;
  padding:16px;
  border:1px solid var(--line);
  border-radius:18px;
  background:var(--surface-soft);
  white-space:pre-wrap;
  word-break:break-word;
  color:var(--text);
}
.privacy-block{
  margin-top:28px;
  padding-top:24px;
  border-top:1px solid #e6e8eb;
}
.privacy-header{
  margin:0 0 10px;
  display:flex;
  align-items:center;
  gap:8px;
  font-size:1.08rem;
  font-weight:700;
}
.privacy-copy{
  margin:0 0 14px;
  color:var(--muted);
  font-size:.95rem;
}
.privacy-box{
  max-height:260px;
  overflow:auto;
  padding:18px;
  border:1px solid var(--line);
  border-radius:18px;
  background:#fafbfd;
  color:#4b5563;
  font-size:.94rem;
  line-height:1.9;
}
.privacy-box p{margin:0 0 12px}
.privacy-box p:last-child{margin-bottom:0}
.checkbox{
  display:flex;
  gap:12px;
  align-items:flex-start;
  margin-top:16px;
  cursor:pointer;
  font-weight:600;
}
.checkbox input{
  width:18px;
  height:18px;
  margin-top:4px;
  accent-color:var(--blue);
  flex:0 0 auto;
}
.button-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
  margin-top:28px;
}
.btn{
  appearance:none;
  border:1px solid transparent;
  border-radius:999px;
  padding:14px 24px;
  min-height:52px;
  font:inherit;
  font-weight:700;
  cursor:pointer;
  text-decoration:none;
  transition:transform .16s ease, box-shadow .16s ease, background-color .16s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 8px 20px rgba(26,115,232,.24)}
.btn-secondary{background:#fff;color:var(--blue);border-color:#c6dafc}
.btn-note{color:var(--muted);font-size:.92rem}
.footer-note{
  margin:28px 0 0;
  text-align:center;
  color:#80868b;
  font-size:.88rem;
}
@media (max-width: 980px){
  .layout{grid-template-columns:1fr;gap:28px}
  .left-col{padding:0}
}
@media (max-width: 640px){
  .page{width:min(100%, calc(100% - 24px));padding:24px 0 40px}
  .form-card{padding:22px 16px;border-radius:24px}
  .grid{grid-template-columns:1fr}
  .form-header{flex-direction:column;align-items:flex-start}
  .button-row{align-items:stretch}
  .btn{width:100%}
}