/* CAIA共通 認証画面スタイル(GReview値: base #16A34A dark #15803D) — login/register/forgot/reset 共通 */
html,body{margin:0;background:#dfe5ec}
.caia-login{
  --base:#16A34A; --dark:#15803D;
  --ink2:#64748b; --ink3:#94a3b8; --line:#e2e8f0;
  min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:24px;
  background:radial-gradient(1100px 620px at 50% -10%, #f3f5f8 0%, #e7ecf1 46%, #dfe5ec 100%);
  font-family:'Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP',ui-sans-serif,system-ui,sans-serif;}
.caia-login *{box-sizing:border-box}
.caia-login .card{background:#fff;border-radius:20px;
  box-shadow:0 1px 0 rgba(15,23,42,.04),0 20px 48px -12px rgba(15,23,42,.22);
  padding:34px 30px 30px;width:100%;max-width:392px}
.caia-login .star{width:60px;height:60px;display:flex;align-items:center;justify-content:center;
  margin:2px auto 14px;opacity:.8;filter:drop-shadow(0 6px 14px rgba(22,163,74,.24))}
.caia-login .wordmark{font-family:'Futura','Futura PT','Jost','Avenir Next','Century Gothic',sans-serif;
  text-align:center;letter-spacing:1.4px;font-size:27px;line-height:1;margin:0 0 6px}
.caia-login .wordmark .c{color:var(--dark);font-weight:700}
.caia-login .wordmark .p{color:var(--base);font-weight:500;margin-left:.32em}
.caia-login .sub{text-align:center;font-size:12px;color:var(--ink2);margin:0 0 4px;letter-spacing:.3px}
.caia-login .greet{text-align:center;font-size:18px;font-weight:800;color:#1e293b;margin:24px 0 10px;letter-spacing:.5px}
.caia-login .desc{text-align:center;font-size:13px;color:var(--ink2);line-height:1.8;margin:0 0 22px}
.caia-login .err{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca;border-radius:10px;
  padding:10px 12px;font-size:13px;margin-bottom:14px}
.caia-login .ok{background:#ecfdf3;color:#15803d;border:1px solid #bbf7d0;border-radius:10px;
  padding:10px 12px;font-size:13px;margin-bottom:14px}
.caia-login .field{margin-bottom:13px}
.caia-login .input{width:100%;border:1.5px solid var(--line);border-radius:11px;padding:13px 14px;
  font-size:16px;color:#1e293b;background:#fdfefe;transition:border-color .15s,box-shadow .15s}
.caia-login .input::placeholder{color:#9aa6b2}
.caia-login .input:focus{outline:none;border-color:var(--base);box-shadow:0 0 0 3px color-mix(in srgb, var(--base) 16%, transparent)}
.caia-login .field.pw{position:relative}
.caia-login .field.pw .input{padding-right:46px}
.caia-login .pw-eye{position:absolute;top:50%;right:8px;transform:translateY(-50%);background:none;border:none;
  color:#9aa6b2;cursor:pointer;padding:6px;display:flex;align-items:center}
.caia-login .pw-eye:hover{color:var(--base)}
.caia-login .remember{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink2);margin:4px 0 20px;cursor:pointer}
.caia-login .remember input{width:16px;height:16px;accent-color:var(--base)}
.caia-login .btn{width:100%;background:var(--base);color:#fff;border:none;border-radius:12px;
  padding:14px;font-size:16px;font-weight:800;cursor:pointer;min-height:48px;letter-spacing:.4px;
  transition:filter .15s,transform .05s;font-family:inherit}
.caia-login .btn:hover{filter:brightness(.92)}
.caia-login .btn:active{transform:translateY(1px)}
.caia-login .btn2{display:block;width:100%;margin-top:10px;background:#fff;color:var(--dark);
  border:1.5px solid var(--line);border-radius:12px;padding:13px;font-size:15px;font-weight:700;
  text-align:center;text-decoration:none;font-family:inherit}
.caia-login .btn2:hover{background:#f8faf9;border-color:var(--base)}
.caia-login .backlink{display:block;text-align:center;margin-top:16px;font-size:13px;color:var(--ink2);text-decoration:none}
.caia-login .backlink:hover{color:var(--base)}
.caia-login .forgot{text-align:center;margin:14px 0 0}
.caia-login .forgot a{color:var(--dark);text-decoration:none;font-size:13px}
.caia-login .links{margin-top:18px;text-align:center;font-size:13px;color:var(--ink2)}
.caia-login .links a{color:var(--dark);text-decoration:none}
.caia-login .links .sep{margin:6px 0 0;font-size:11px;color:var(--ink3)}
.caia-login .links .sep a{color:var(--ink3)}
.caia-login .orsep{display:flex;align-items:center;gap:12px;margin:18px 0;color:var(--ink3);font-size:12px}
.caia-login .orsep::before,.caia-login .orsep::after{content:"";flex:1;height:1px;background:var(--line)}
.caia-login .gsi{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;
  background:#fff;border:1.5px solid var(--line);border-radius:11px;padding:12px;
  color:#3c4043;font-size:15px;font-weight:600;text-decoration:none}
.caia-login .gsi:hover{background:#f8faff;border-color:#d2e3fc}
.caia-login .foot{margin-top:22px;display:flex;align-items:center;justify-content:center;gap:7px;
  font-family:'Futura','Jost','Century Gothic',sans-serif;font-size:10.5px;letter-spacing:2px;color:var(--ink3)}
.caia-login .foot .dot{width:4px;height:4px;border-radius:50%;background:#A99BD8;display:inline-block}