:root{
    --navy:#14103A;
    --navy-2:#1D1852;
    --red:#DC2814;
    --green:#008C3C;
    --blue:#3D85C6;
    --blue-dark:#2E6CA3;
    --white:#FFFFFF;
    --danger:#F0997B;
    --danger-bg:rgba(220,40,20,0.12);
    --radius:14px;
  }

  *{box-sizing:border-box;}
  html,body{height:100%;}
  body{
    margin:0;
    font-family:'Open Sans',verdana,helvetica,arial,sans-serif;
    background:radial-gradient(1200px 700px at 50% -10%, var(--navy-2) 0%, var(--navy) 55%);
    color:var(--white);
    -webkit-font-smoothing:antialiased;
  }

  @media (prefers-reduced-motion: reduce){
    *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important;}
  }

  /* ---------- PERSISTENT BRAND RIBBON ---------- */
  .ribbon{
    height:5px;
    width:100%;
    background:linear-gradient(90deg,
      var(--red) 0%, var(--red) 33%,
      var(--green) 33%, var(--green) 66%,
      var(--blue) 66%, var(--blue) 100%);
  }

  /* ---------- CENTERED SCREEN ---------- */
  .screen{
    min-height:calc(100vh - 5px);
    display:flex;
    align-items:center;
    justify-content:center;
    padding:32px;
  }

  .login-card{
    width:100%;
    max-width:380px;
    background:rgba(255,255,255,0.055);
    border:1px solid rgba(255,255,255,0.14);
    border-radius:18px;
    padding:36px 34px 28px;
    text-align:center;
    backdrop-filter:blur(6px);
  }

  .brand-mark{
    display:inline-flex;
    margin:0 0 22px;
  }
  .brand-mark img{
    height:52px;
    width:auto;
    display:block;
    border-radius:8px;
    background:var(--white);
    padding:8px 14px;
  }

  .login-head{ margin-bottom:26px; }
  .login-head h2{
    font-family:'Manrope',sans-serif;
    font-size:20px;
    font-weight:800;
    letter-spacing:0.01em;
    margin:0 0 6px;
    color:var(--white);
  }
  .login-head .subtitle{
    font-size:12.5px;
    color:rgba(255,255,255,0.55);
    margin:0;
    text-transform:uppercase;
    letter-spacing:0.05em;
  }

  form{ display:flex; flex-direction:column; gap:16px; text-align:left; }

  .field{ display:flex; flex-direction:column; gap:7px; }
  .field label{
    font-size:12px;
    font-weight:700;
    color:rgba(255,255,255,0.75);
    letter-spacing:0.01em;
  }
  .input-wrap{
    position:relative;
    display:flex;
    align-items:center;
    border:1px solid rgba(255,255,255,0.16);
    border-radius:9px;
    background:rgba(255,255,255,0.07);
    transition:border-color .18s ease, background .18s ease, box-shadow .18s ease;
  }
  .input-wrap:focus-within{
    border-color:var(--blue);
    background:rgba(255,255,255,0.1);
    box-shadow:0 0 0 3px rgba(61,133,198,0.25);
  }
  .input-wrap svg{
    width:17px; height:17px;
    margin-left:13px;
    flex-shrink:0;
    color:rgba(255,255,255,0.4);
    transition:color .18s ease;
  }
  .input-wrap:focus-within svg{ color:var(--blue); }
  .input-wrap input{
    width:100%;
    border:none;
    background:transparent;
    outline:none;
    padding:11px 12px;
    font-size:13.5px;
    font-family:'Open Sans',sans-serif;
    color:var(--white);
  }
  .input-wrap input::placeholder{ color:rgba(255,255,255,0.32); }

  .toggle-pass{
    background:none; border:none; cursor:pointer;
    padding:0 13px;
    color:rgba(255,255,255,0.4);
    display:flex; align-items:center;
    flex-shrink:0;
  }
  .toggle-pass:hover{ color:var(--blue); }
  .toggle-pass svg{ width:17px; height:17px; }

  .row-between{
    display:flex;
    align-items:center;
    justify-content:space-between;
    margin-top:-4px;
  }
  .remember{
    display:flex; align-items:center; gap:8px;
    font-size:12.5px; color:rgba(255,255,255,0.6);
    cursor:pointer;
    user-select:none;
  }
  .remember input{
    width:14px;height:14px;
    accent-color:var(--blue);
    cursor:pointer;
  }

  .btn-enter{
    margin-top:2px;
    border:none;
    border-radius:9px;
    padding:12px 18px;
    background:var(--blue);
    color:var(--white);
    font-size:14px;
    font-weight:700;
    font-family:'Manrope',sans-serif;
    cursor:pointer;
    display:flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    transition:background .18s ease, transform .08s ease;
  }
  .btn-enter:hover{ background:var(--blue-dark); }
  .btn-enter:active{ transform:scale(0.98); }
  .btn-enter svg{ width:16px; height:16px; transition:transform .18s ease; }
  .btn-enter:hover svg{ transform:translateX(3px); }

  .error-msg{
    display:none;
    align-items:flex-start;
    gap:8px;
    background:var(--danger-bg);
    border:1px solid rgba(220,40,20,0.35);
    color:var(--danger);
    font-size:12.5px;
    line-height:1.5;
    padding:10px 12px;
    border-radius:9px;
    text-align:left;
  }
  .error-msg.show{ display:flex; }
  .error-msg svg{ width:16px; height:16px; flex-shrink:0; margin-top:1px; }

  .login-foot{
    display:flex;
    justify-content:space-between;
    gap:12px;
    margin-top:26px;
    padding-top:20px;
    border-top:1px solid rgba(255,255,255,0.12);
  }
  .login-foot div{
    display:flex;
    flex-direction:column;
    gap:2px;
    font-size:11px;
  }
  .login-foot b{
    color:rgba(255,255,255,0.85);
    font-weight:700;
  }
  .login-foot span{
    color:rgba(255,255,255,0.45);
  }

  /* responsive */
  @media (max-width: 420px){
    .login-card{ padding:28px 22px 22px; }
    .login-foot{ flex-direction:column; gap:10px; }
  }

  /* focus visibility for a11y */
  a:focus-visible, button:focus-visible, input:focus-visible{
    outline:2px solid var(--blue);
    outline-offset:2px;
  }