.auth{box-sizing:border-box;color:#1c211e;max-width:430px;min-height:100vh;font-family:var(--font-sans), "Noto Sans JP", sans-serif;background:#f4f1ea;margin:0 auto;padding:48px 24px 40px}.auth-brand{letter-spacing:.14em;color:#0e6a5c;align-items:center;gap:9px;margin-bottom:36px;font-size:14px;font-weight:700;display:flex}.auth h1{font-family:var(--font-serif), "Noto Serif JP", serif;margin:0 0 8px;font-size:24px;font-weight:700;line-height:1.5}.auth-lead{color:#5d655f;margin:0 0 24px;font-size:13px;line-height:1.8}.auth label{letter-spacing:.04em;color:#5d655f;margin:18px 0 7px;font-size:12px;font-weight:700;display:block}.auth input[type=email],.auth input[type=text],.auth input[type=password]{box-sizing:border-box;color:#1c211e;background:#fff;border:1px solid #ddd7ca;border-radius:8px;width:100%;height:48px;padding:0 14px;font-family:inherit;font-size:16px}.auth input:focus{border-color:#0e6a5c;outline:none}.auth-btn{color:#f4f1ea;letter-spacing:.04em;cursor:pointer;background:#10794f;border:none;border-radius:8px;width:100%;height:52px;margin-top:26px;font-family:inherit;font-size:15px;font-weight:700}.auth-btn:disabled{opacity:.5;cursor:default}.auth-err{color:#b91c1c;margin-top:14px;font-size:13px}.auth-ok{color:#14201e;background:#eef6f1;border-left:3px solid #10794f;margin:0 0 16px;padding:11px 14px;font-size:13.5px;line-height:1.7}.auth-ok.warn{background:#f7f0e6;border-left-color:#a8641e}.auth-note{color:#5d655f;font-size:12px;line-height:1.8}.auth-card{color:#5d655f;background:#fff;border:1px solid #ddd7ca;border-radius:10px;max-height:40vh;margin:18px 0;padding:18px;font-size:12.5px;line-height:1.85;overflow-y:auto}.auth-check{color:#1c211e;align-items:flex-start;gap:10px;margin-top:8px;font-size:13px;display:flex}.auth-row{justify-content:space-between;align-items:center;margin-top:28px;display:flex}.auth-logout{color:#5d655f;cursor:pointer;background:#fff;border:1px solid #ddd7ca;border-radius:8px;padding:10px 16px;font-family:inherit;font-size:13px;font-weight:600}.sig{margin-top:4px}.auth-card,.sig,.sig-pad,.sig-hint,.sig-clear,.sig label{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}.nda-logout{text-align:center;margin-top:18px}.nda-logout button{color:#979d96;text-underline-offset:2px;cursor:pointer;background:0 0;border:none;padding:8px 10px;font-family:inherit;font-size:12px;text-decoration:underline}.nda-logout button:hover{color:#5d655f}