.auth-body{background:linear-gradient(135deg,#0A4D8C 0%,#0E6BA8 55%,#38B449 130%);
           min-height:100vh;display:flex;flex-direction:column;align-items:center;
           justify-content:center;padding:32px 20px;font-family:var(--tc-font-body)}
.auth-logo{display:flex;align-items:center;gap:10px;color:#fff;font-family:var(--tc-font-head);
           font-weight:800;font-size:1.2rem;margin-bottom:26px;text-decoration:none}
.auth-logo .logo-mark{background:#fff;color:var(--tc-primary)}
.auth-logo:hover{color:#fff}
.auth-wrap{width:100%;max-width:520px}
.auth-card{background:#fff;border-radius:var(--tc-radius);padding:38px 34px;
           box-shadow:0 24px 60px rgba(10,77,140,.24)}
.auth-title{font-size:1.55rem;margin:0 0 6px;color:var(--tc-primary)}
.auth-sub{color:var(--tc-muted);font-size:.95rem;margin-bottom:26px}
.auth-form .field{margin-bottom:16px}
.auth-form .field label{display:block;font-weight:600;font-size:.87rem;margin-bottom:6px}
.auth-form .field input{width:100%;padding:12px 14px;border:1.5px solid var(--tc-line);
    border-radius:10px;font-size:.95rem;font-family:inherit;transition:.15s}
.auth-form .field input:focus{outline:0;border-color:var(--tc-primary);
    box-shadow:0 0 0 3px rgba(10,77,140,.13)}
.auth-form .grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:520px){.auth-form .grid-2{grid-template-columns:1fr}}
.auth-form .err{display:block;color:#B91C1C;font-size:.82rem;margin-top:5px}
.auth-form .hint{font-weight:400;color:var(--tc-muted);font-size:.82rem}
.auth-row{display:flex;justify-content:space-between;align-items:center;margin:4px 0 18px;font-size:.88rem}
.auth-form .checkbox{display:flex;gap:9px;align-items:flex-start;font-size:.88rem;cursor:pointer}
.auth-form .checkbox-lg{margin:6px 0 18px;font-size:.9rem;line-height:1.5}
.auth-form .checkbox input{width:16px;height:16px;margin-top:3px;accent-color:var(--tc-primary);flex:none}
.auth-form button[type=submit]{margin-top:6px}
.auth-alt{text-align:center;margin-top:20px;font-size:.9rem;color:var(--tc-muted)}
.auth-divider{border:0;border-top:1px solid var(--tc-line);margin:26px 0 0}
.auth-foot{margin-top:22px;text-align:center;color:rgba(255,255,255,.85);
           font-size:.85rem;display:flex;gap:12px;justify-content:center}
.auth-foot a{color:#fff;text-decoration:underline;text-underline-offset:3px}

.pw-strength{display:flex;gap:4px;margin-top:8px}
.pw-strength span{flex:1;height:5px;background:var(--tc-line);border-radius:3px;transition:.2s}
.pw-strength.s1 span:nth-child(1){background:#B91C1C}
.pw-strength.s2 span:nth-child(-n+2){background:#F4B400}
.pw-strength.s3 span:nth-child(-n+3){background:#38B449}
.pw-strength.s4 span{background:#15803D}

.flash{padding:13px 18px;border-radius:10px;font-size:.92rem;font-weight:600;margin-bottom:18px}
.flash-success{background:#ECFDF5;color:#15803D;border:1px solid #A7F3D0}
.flash-error{background:#FEF2F2;color:#B91C1C;border:1px solid #FECACA}