:root{color-scheme:light;--ink:#142d48;--muted:#54677d;--blue:#1768c5;--border:#d9e3ed;--tint:#f1f6fc}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Noto Sans JP","Hiragino Kaku Gothic ProN",sans-serif;color:var(--ink);background:#fff;line-height:1.8}.contact-page{max-width:1080px;margin:auto;padding:64px 28px 80px}.back{font-size:.88rem;color:var(--muted)}.eyebrow{margin:42px 0 14px;font-size:.8rem;font-weight:800;letter-spacing:.2em;color:var(--blue)}h1{font-size:clamp(1.9rem,4vw,3.4rem);line-height:1.45;letter-spacing:-.03em;margin:0 0 22px}.intro{max-width:680px;color:var(--muted);margin-bottom:38px}.contact-layout{display:grid;grid-template-columns:minmax(0,2fr) minmax(220px,1fr);gap:32px;align-items:start}.form-card{display:grid;gap:24px;padding:32px;border:1px solid var(--border);border-radius:16px;box-shadow:0 12px 50px #15375908}.required-note{font-size:.82rem;color:var(--muted);margin:0}label{display:block;font-size:.92rem;font-weight:650}label>input:not([type=checkbox]),textarea{display:block;width:100%;font:inherit;font-weight:400;color:var(--ink);border:1px solid #b7c8d9;border-radius:7px;background:#fff;padding:12px 14px;margin-top:9px}textarea{resize:vertical;min-height:180px}input:focus-visible,textarea:focus-visible,button:focus-visible,a:focus-visible{outline:3px solid #86bbef;outline-offset:3px}.required,.optional{font-size:.7rem;margin-left:8px;padding:3px 6px;border-radius:4px;vertical-align:middle}.required{background:#eaf2ff;color:#1a56a1}.optional{color:var(--muted);background:var(--tint)}small{font-size:.78rem;color:var(--muted);font-weight:400}.privacy{background:var(--tint);padding:20px;border-radius:8px;font-size:.8rem;color:var(--muted)}.privacy h2{font-size:.9rem;color:var(--ink);margin:0 0 8px}.privacy p:last-child{margin-bottom:0}a{color:var(--blue);overflow-wrap:anywhere}.consent{display:flex;align-items:flex-start;gap:10px;font-size:.85rem}.consent input{width:18px;height:18px;flex-shrink:0;margin-top:5px;accent-color:var(--blue)}button{border:0;border-radius:8px;padding:17px 24px;background:var(--blue);color:#fff;font:inherit;font-weight:750;display:flex;justify-content:space-between;gap:20px;cursor:pointer}button:hover{background:#0f54a1}button:disabled{background:#718397;cursor:not-allowed}#form-status{margin:0;font-size:.85rem;overflow-wrap:anywhere}#form-status[data-state=error]{color:#a02424}#form-status[data-state=success]{color:#176340}.aside-card{background:var(--tint);padding:26px;border-radius:12px}.aside-card h2{font-size:1rem;margin-top:0}.aside-card p,.aside-note{font-size:.85rem;color:var(--muted)}.aside-note{padding:0 12px}.honeypot{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}footer{border-top:1px solid var(--border);padding:24px;text-align:center;font-size:.75rem;color:var(--muted)}@media(max-width:760px){.contact-page{padding:40px 20px 48px}.contact-layout{grid-template-columns:1fr}h1{font-size:1.55rem}.form-card{padding:22px 18px}.eyebrow{margin-top:28px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}