*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif;color:#17384f;background:#f1f5f8}.auth-body{min-height:100vh;display:grid;place-items:center;padding:24px}.auth-shell{width:min(100%,480px)}.auth-card{background:#fff;border:1px solid #d9e3ea;border-radius:16px;box-shadow:0 12px 35px rgba(29,61,82,.12);padding:28px}.auth-card-wide{width:min(100%,560px)}.auth-brand{font-size:12px;font-weight:900;letter-spacing:.12em;color:#2c6b8f}.auth-card h1{margin:8px 0 6px;font-size:26px}.auth-lead{margin:0 0 22px;color:#60788a;line-height:1.6}.auth-card form{display:grid;gap:15px}.auth-card label{display:grid;gap:6px;font-size:13px;font-weight:800;color:#365267}.auth-card input,.auth-card select{width:100%;min-height:46px;border:1px solid #bccbd5;border-radius:9px;background:#fff;padding:9px 12px;font:inherit;color:#17384f}.auth-card input:focus,.auth-card select:focus{outline:3px solid rgba(229,163,37,.25);border-color:#d5961d}.auth-primary{min-height:48px;border:0;border-radius:9px;background:#176b42;color:#fff;font-size:15px;font-weight:900;cursor:pointer}.auth-primary:disabled{opacity:.6;cursor:wait}.auth-message{min-height:24px;margin:16px 0 0;font-size:13px;font-weight:800;color:#176b42;line-height:1.5}.auth-message.error{color:#b2362c}.auth-note{margin-top:18px;padding-top:15px;border-top:1px solid #e4ebf0;color:#6b7f8c;font-size:12px;line-height:1.6}.auth-note a{color:#1c6795}.auth-note code{font-size:12px}@media(max-width:520px){.auth-body{padding:14px}.auth-card{padding:22px 18px;border-radius:12px}.auth-card h1{font-size:23px}}