*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  :root {
    --bg: #f0f2f8; --bg2: #e8ecf5; --card: #ffffff;
    --nav: #071233; --nav2: #0d1e3d;
    --blue: #2563eb; --blue-d: #1d4ed8;
    --green: #16a34a; --green-d: #15803d;
    --text: #1e293b; --sub: #64748b; --border: #e2e8f0;
    --radius: 14px;
  }
  body {
    min-height: 100dvh; background: var(--nav);
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    font-family: 'Segoe UI', system-ui, sans-serif;
    color: var(--text); padding: 20px;
  }
  /* bg pattern matching main site */
  body::before {
    content: ''; position: fixed; inset: 0;
    background: radial-gradient(ellipse at 20% 50%, rgba(37,99,235,.12) 0%, transparent 55%),
                radial-gradient(ellipse at 80% 20%, rgba(37,99,235,.08) 0%, transparent 55%);
    pointer-events: none;
  }
  /* top branding strip */
  .top-brand {
    display: flex; align-items: center; gap: 10px; margin-bottom: 28px;
    position: relative; z-index: 1;
  }
  .top-brand img  { width: 40px; height: 40px; object-fit: contain; }
  .top-brand span { font-size: 18px; font-weight: 800; color: #fff; letter-spacing: .02em; }
  .top-brand small{ font-size: 12px; color: rgba(255,255,255,.55); }
  .card {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 36px 32px;
    width: 100%; max-width: 400px;
    box-shadow: 0 20px 60px rgba(0,0,0,.3);
    position: relative; z-index: 1;
  }
  .logo-wrap {
    display: flex; flex-direction: column; align-items: center; margin-bottom: 26px;
  }
  .logo-wrap h1 { font-size: 18px; font-weight: 700; color: var(--text); }
  .logo-wrap p  { font-size: 13px; color: var(--sub); margin-top: 3px; }
  .badge-trans {
    display: inline-flex; align-items: center; gap: 6px;
    background: rgba(37,99,235,.1); border: 1px solid rgba(37,99,235,.25);
    color: var(--blue); border-radius: 20px; padding: 4px 12px;
    font-size: 12px; font-weight: 600; margin-top: 10px;
  }
  label { display: block; font-size: 13px; color: var(--sub); margin-bottom: 6px; font-weight: 500; }
  .field { margin-bottom: 16px; }
  .input-wrap { position: relative; }
  .input-wrap .ico {
    position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
    color: var(--sub); font-size: 15px; pointer-events: none;
  }
  input {
    width: 100%; background: var(--bg); border: 1.5px solid var(--border);
    border-radius: 10px; padding: 11px 12px 11px 40px;
    color: var(--text); font-size: 15px; outline: none;
    transition: border-color .2s;
  }
  input:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(37,99,235,.1); }
  .toggle-pass {
    position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
    background: none; border: none; color: var(--sub); cursor: pointer;
    font-size: 15px; padding: 0 4px;
  }
  .btn-login {
    width: 100%; padding: 13px;
    background: linear-gradient(135deg, var(--blue-d), var(--blue));
    border: none; border-radius: 10px; color: #fff;
    font-size: 16px; font-weight: 700; cursor: pointer;
    transition: opacity .2s, transform .1s;
    display: flex; align-items: center; justify-content: center; gap: 8px;
    margin-top: 6px; box-shadow: 0 4px 14px rgba(37,99,235,.35);
  }
  .btn-login:hover { opacity: .92; }
  .btn-login:active { transform: scale(.98); }
  .btn-login:disabled { opacity: .5; cursor: not-allowed; }
  .error-msg {
    background: rgba(193,27,27,.08); border: 1px solid rgba(193,27,27,.25);
    color: #c11b1b; border-radius: 8px; padding: 10px 14px;
    font-size: 13px; margin-bottom: 16px; display: none;
  }
  .hint {
    text-align: center; font-size: 12px; color: var(--sub); margin-top: 18px;
  }
  .hint a { color: var(--blue); text-decoration: none; font-weight: 600; }