/* ファイルパス: public/css/auth.css */
.auth-layer {position:fixed;inset:0;z-index:100;background:linear-gradient(155deg,#eaf0ff,#f8fbff 51%,#eefbf8);display:grid;place-items:center;padding:18px;overflow:auto;}
.auth-panel {width:min(100%,425px);padding:clamp(26px,5vw,42px);background:#fff;border:1px solid #e0e7f2;box-shadow:0 20px 75px rgba(28,45,77,.13);border-radius:24px;}
.auth-logo {width:51px;height:51px;border-radius:15px;background:linear-gradient(145deg,#4f46e5,#2563eb);color:#fff;display:grid;place-items:center;font-weight:850;font-size:16px;margin-bottom:24px;}
.auth-panel h1 {font-size:25px;line-height:1.45;letter-spacing:-.04em;color:#203953;margin:0;}
.auth-panel>p {font-size:13px;color:#758299;line-height:1.7;}
.auth-panel form {display:grid;gap:9px;margin-top:23px;}
.auth-panel label {font-size:13px;font-weight:750;color:#45546b;}
.auth-panel input {margin-bottom:10px;}
.auth-panel .btn {margin-top:8px;}
.auth-panel .auth-footnote {font-size:12px;color:#8591a3;margin:21px 0 0;text-align:center;}
.field-error {padding:10px 13px;border-radius:10px;background:#fff1f1;border:1px solid #ffd1d1;color:#b42318;font-size:13px;line-height:1.65;margin:0;}