.colon-login { margin:0; min-height:100vh; background:linear-gradient(180deg,#003a6c,#0056a8); color:#003a6c; font-family:"Segoe UI",Tahoma,sans-serif; }
.colon-login * { box-sizing:border-box; }
.colon-shell { min-height:100vh; display:flex; flex-direction:column; align-items:center; justify-content:center; padding:24px 16px; }
.colon-crest { display:block; width:140px; height:140px; object-fit:contain; border-radius:50%; background:white; margin-bottom:18px; }
.colon-card { width:475px; max-width:100%; padding:34px 38px 48px; background:white; border-radius:18px; box-shadow:0 8px 35px rgba(0,0,0,.16); }
.colon-brand-row { text-align:center; margin-bottom:20px; }
.colon-sitec-logo { width:340px; max-width:100%; height:auto; }
.colon-card h1 { font-size:27px; font-weight:700; text-align:center; margin:0 0 24px; }
.colon-login .form-group { margin-bottom:12px !important; }
.colon-login .form-group label { display:block; font-size:14px !important; font-weight:600; margin-bottom:4px !important; }
.colon-login .colon-input { width:100%; height:36px !important; min-height:36px !important; padding:6px 10px !important; font-size:14px !important; border:1px solid #c3d4e0; border-radius:10px; background:#f8fbff; color:#003a6c; }
.colon-login .colon-input:focus { outline:none; border-color:#0074d0; box-shadow:0 0 0 3px rgba(0,116,208,.15); }
.colon-submit { display:block; width:100%; margin-top:29px; min-height:53px; border:0; border-radius:10px; background:#003a6c; color:white; font-size:18px; cursor:pointer; }
.colon-submit:hover { background:#005a9e; }
.colon-submit:focus-visible,.colon-recovery a:focus-visible { outline:3px solid #5084ff; outline-offset:3px; }
.colon-recovery { text-align:center; font-size:16px; margin:22px 0 16px; }
.colon-recovery a { color:#005a9e; font-weight:700; }
.colon-page-footer { color:white; font-size:11px; text-align:center; margin-top:20px; }
.colon-error { background:#fff2f4; border:1px solid #f1bac3; border-radius:8px; padding:12px; margin-bottom:15px; color:#a22238; }
.colon-login .errorlist { list-style:none; color:#a22238; font-size:13px; margin:4px 0; }
@media(max-width:480px) { .colon-card { padding:28px 24px 30px; } .colon-crest { width:120px; height:120px; } .colon-card h1 { font-size:24px; } .colon-recovery { font-size:14px; } }

/* v7: ambas identidades dentro de una única tarjeta blanca. */
.colon-card { width:490px; padding-top:28px; }
.colon-municipal-header { display:flex; justify-content:center; border-bottom:1px solid #dce5f2; padding-bottom:20px; margin-bottom:26px; }
.colon-municipal-header .colon-crest { width:125px; height:125px; margin:0; }
@media(max-width:480px) { .colon-municipal-header .colon-crest { width:110px; height:110px; } }