/* Estilos modernos y limpios para la página de login */
:root{
  --bg:#f4f7fb;
  --accent:#0d6efd;
  --card:#ffffff;
  --muted:#6c757d;
  --text:#1f2937;
}
*{box-sizing:border-box}
.html,body{height:100%;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial;color:var(--text);margin:0}
.login-root{min-height:100vh;display:flex;align-items:center;justify-content:center;background-image:url('../img/bg.svg');background-size:cover;background-position:center;background-repeat:no-repeat;padding:32px}
.login-card-container{display:flex;align-items:center;justify-content:center;width:100%;max-width:1200px;padding:24px}
.login-card{width:100%;max-width:520px;background:var(--card);box-shadow:0 18px 50px rgba(31,41,55,0.12);border-radius:14px;padding:36px}
.brand{display:flex;gap:14px;align-items:center;margin-bottom:20px}
.logo{width:64px;height:64px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.site-name{font-weight:700;font-size:18px;line-height:1.05}
.muted{color:var(--muted);font-weight:500}
.tag{font-size:13px;color:var(--muted);margin-top:4px}
.alert{background:#ffe5e5;color:#8b1e1e;padding:12px 14px;border-radius:10px;margin-bottom:14px}
.login-form{display:flex;flex-direction:column;gap:14px}
.input-group{display:flex;flex-direction:column;gap:8px}
.label{font-size:14px;color:var(--muted)}
.input-group input{padding:14px 16px;border:1px solid #e6e9ef;border-radius:12px;font-size:15px;outline:none;transition:box-shadow .15s,border-color .15s}
.input-group input:focus{border-color:var(--accent);box-shadow:0 10px 30px rgba(13,110,253,0.08)}
.password-row{display:flex;align-items:center;gap:8px}
.password-row input{flex:1}
.eye{background:transparent;border:0;padding:6px 8px;border-radius:8px;cursor:pointer;color:var(--muted);font-size:16px;display:inline-flex;align-items:center;justify-content:center}
.eye .icon{display:block}
.eye .icon path{stroke:rgba(55,65,81,0.9)}
.eye:focus{outline:2px solid rgba(13,110,253,0.18);outline-offset:2px}
.eye[aria-pressed="true"] .icon{opacity:0.85}
.btn-primary{background:var(--accent);color:white;padding:14px;border-radius:12px;border:0;font-weight:700;cursor:pointer}
.btn-primary:hover{filter:brightness(.98);transform:translateY(-1px)}
.login-footer{margin-top:18px;font-size:13px;color:var(--muted);text-align:center}

/* Responsive */
@media(min-width:900px){
  .login-card{padding:44px}
}

/* Small tweaks for accessibility */
.input-group input[aria-invalid="true"]{border-color:#d9534f}