:root{
  --bg:#111b2e;
  --card:#fffdf8;
  --text:#29303d;
  --muted:#887f70;
  --line:#eadfbe;
  --accent:#d9b84c;
  --accent-strong:#c29a2f;
  --shadow-soft:0 8px 20px rgba(8,14,28,.14);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  min-height:100vh;
  font-family:Inter,Pretendard,"Noto Sans KR",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:linear-gradient(150deg,#0f1828,#16233b 45%,#1f2a44);
}
button,input,textarea{font:inherit}
.card{
  background:rgba(255,253,248,.98);
  border:1px solid var(--line);
  border-radius:24px;
  box-shadow:0 18px 50px rgba(8,14,28,.22);
}
.muted{color:var(--muted)}
.hidden{display:none!important}
.field{display:grid;gap:8px}
label{font-weight:800;color:#f4e7bd}
.guest-card label{color:#4d442f}
input,textarea{
  width:100%;
  border:1px solid #dfd2ad;
  border-radius:16px;
  background:#fffefb;
  color:#26303d;
  padding:14px 15px;
  outline:none;
}
input:focus,textarea:focus{border-color:#c9a84f;box-shadow:0 0 0 3px rgba(217,184,76,.16)}
textarea{min-height:120px;resize:vertical}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:14px;
  border:1px solid transparent;
  padding:12px 16px;
  font-weight:800;
  cursor:pointer;
}
.btn-primary{background:#d9b84c;color:#1c2330;border-color:#c7a63e}
.btn-primary:hover{filter:brightness(.98)}
.btn-ghost{background:#fffefb;color:#4a4029;border-color:#dfd2ad}
.notice{
  padding:13px 15px;
  border-radius:14px;
  background:#f8efd4;
  border:1px solid #ead6a0;
  color:#5e4a18;
  line-height:1.5;
}
.notice.error,.error{background:#fff0ef;border-color:#efc4c0;color:#8b2d28}
.notice.success{background:#edf7ee;border-color:#c8e4ca;color:#2f6737}
a{color:inherit}
@media(max-width:640px){body{background:#14213a}}