.atj-bbi{--aw-bg:#faf8f6;--aw-card:#ffffff;--aw-ink:#3d3a37;--aw-muted:#6b6662;--aw-soft:#8b8581;--aw-line:#e8e4df;--aw-accent:#8b7d6b;--aw-accent-dark:#6f6456;background:var(--aw-bg);color:var(--aw-ink);font-family:var(--font-body-family,'Noto Sans JP',sans-serif);line-height:1.7;-webkit-font-smoothing:antialiased}
.atj-bbi *{box-sizing:border-box}
.atj-bbi .aw-wrap{max-width:980px;margin:0 auto;padding:0 24px}
.atj-bbi .bi-serif{font-family:'Noto Serif JP',var(--font-heading-family,serif);font-weight:500}
.atj-bbi .bi-kicker{font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--aw-accent);margin:0 0 18px}
.atj-bbi .bi-hero{padding:88px 0 52px;text-align:center}
.atj-bbi .bi-hero h1{font-size:clamp(28px,4.6vw,42px);line-height:1.3;margin:0 0 20px;letter-spacing:.01em}
.atj-bbi .bi-hero p.bi-sub{font-size:17px;color:var(--aw-muted);max-width:680px;margin:0 auto 14px}
.atj-bbi .bi-hero p.bi-aud{font-size:14.5px;color:var(--aw-soft);max-width:640px;margin:0 auto 30px}
.atj-bbi .bi-chips{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin:0;padding:0;list-style:none}
.atj-bbi .bi-chips li{border:1px solid var(--aw-line);background:var(--aw-card);border-radius:999px;padding:8px 18px;font-size:13px;color:var(--aw-muted);letter-spacing:.02em}
.atj-bbi .bi-rule{border:0;border-top:1px solid var(--aw-line);max-width:80px;margin:0 auto}
.atj-bbi .bi-section{padding:56px 0}
.atj-bbi .bi-section h2{font-size:clamp(23px,3.2vw,30px);line-height:1.35;margin:0 0 28px;text-align:center}
.atj-bbi .bi-duo{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:36px}
.atj-bbi .bi-panel{background:var(--aw-card);border:1px solid var(--aw-line);border-radius:12px;padding:32px 28px}
.atj-bbi .bi-panel h3{font-size:17px;margin:0 0 18px;font-family:'Noto Serif JP',serif;font-weight:500}
.atj-bbi .bi-panel ul{list-style:none;margin:0;padding:0}
.atj-bbi .bi-panel li{position:relative;padding:0 0 12px 28px;font-size:14.5px;color:var(--aw-muted)}
.atj-bbi .bi-panel--yes li::before{content:'○';position:absolute;left:0;top:0;color:var(--aw-accent)}
.atj-bbi .bi-panel--no li::before{content:'×';position:absolute;left:2px;top:0;color:#b0554d}
.atj-bbi .bi-panel .bi-panel-close{font-size:13.5px;color:var(--aw-soft);margin:14px 0 0;border-top:1px solid var(--aw-line);padding-top:14px}
.atj-bbi .bi-steps{counter-reset:bi;max-width:680px;margin:36px auto 0;padding:0;list-style:none}
.atj-bbi .bi-steps li{position:relative;padding:0 0 28px 64px;counter-increment:bi}
.atj-bbi .bi-steps li::before{content:counter(bi,decimal-leading-zero);position:absolute;left:0;top:2px;font-family:'Noto Serif JP',serif;font-size:20px;color:var(--aw-accent)}
.atj-bbi .bi-steps li::after{content:'';position:absolute;left:14px;top:36px;bottom:6px;width:1px;background:var(--aw-line)}
.atj-bbi .bi-steps li:last-child::after{display:none}
.atj-bbi .bi-steps h3{font-size:16px;margin:0 0 6px;font-weight:600}
.atj-bbi .bi-steps p{font-size:14.5px;color:var(--aw-muted);margin:0}
.atj-bbi .bi-form-section{padding-top:24px}
.atj-bbi .bi-form{max-width:680px;margin:0 auto;background:var(--aw-card);border:1px solid var(--aw-line);border-radius:12px;padding:36px 32px}
.atj-bbi .bi-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.atj-bbi .bi-field{display:flex;flex-direction:column}
.atj-bbi .bi-field--full{grid-column:1 / -1}
.atj-bbi .bi-field label{font-size:13.5px;font-weight:600;margin:0 0 8px;color:var(--aw-ink)}
.atj-bbi .bi-field label span{color:#b0554d}
.atj-bbi .bi-field input,.atj-bbi .bi-field select,.atj-bbi .bi-field textarea{font-family:inherit;font-size:15px;color:var(--aw-ink);background:#fff;border:1px solid var(--aw-line);border-radius:8px;padding:12px 14px;width:100%;transition:border-color .15s}
.atj-bbi .bi-field input:focus,.atj-bbi .bi-field select:focus,.atj-bbi .bi-field textarea:focus{outline:none;border-color:var(--aw-accent)}
.atj-bbi .bi-field select{appearance:none;background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b6662' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:38px}
.atj-bbi .bi-field textarea{resize:vertical;min-height:140px}
.atj-bbi .bi-submit{margin-top:28px;text-align:center}
.atj-bbi .bi-btn{display:inline-block;background:var(--aw-accent);color:#fff;font-family:inherit;font-size:15px;padding:14px 44px;border:0;border-radius:8px;cursor:pointer;transition:background .2s}
.atj-bbi .bi-btn:hover{background:var(--aw-accent-dark)}
.atj-bbi .bi-success{background:#eef5ef;border:1px solid #cfe3d2;color:#2f5738;border-radius:8px;padding:14px 18px;font-size:14.5px;margin:0 0 24px}
.atj-bbi .bi-error{background:#f9efee;border:1px solid #e8cfcb;color:#8a3f38;border-radius:8px;padding:14px 18px;font-size:14.5px;margin:0 0 24px}
.atj-bbi .bi-fine{border-top:1px solid var(--aw-line);padding:36px 0 64px;margin-top:24px}
.atj-bbi .bi-fine p{font-size:13px;color:var(--aw-soft);max-width:720px;margin:0 0 10px}
@media screen and (max-width:680px){.atj-bbi .bi-grid{grid-template-columns:1fr}.atj-bbi .bi-duo{grid-template-columns:1fr}.atj-bbi .bi-hero{padding:60px 0 40px}.atj-bbi .bi-section{padding:44px 0}.atj-bbi .bi-form{padding:28px 20px}}