*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  /* Subconjunto dos tokens do caixa.html -- so o que esta tela usa. Os VALORES sao os mesmos
     nos dois arquivos: divergir aqui faria o login parecer de outro sistema. Ver D-UI-1 sobre
     --accent (fundo preenchido) x --accent-fg (a marca como texto). */
  :root {
    color-scheme: light;
    --bg: #eef0f4; --surface: #ffffff; --surface-icon: #f0f1f4;
    --text-primary: #111827; --text-secondary: #6b7280; --text-muted: #9ca3af;
    --border: rgba(0,0,0,0.06); --hover-tint: rgba(0,0,0,0.05);
    --shadow: 0 2px 12px rgba(0,0,0,0.07), 0 1px 3px rgba(0,0,0,0.04);
    --shadow-hover: 0 8px 28px rgba(0,0,0,0.12), 0 2px 8px rgba(0,0,0,0.06);
    --accent: #1a2340; --accent-fg: #1a2340; --on-accent: #ffffff;
    --accent-halo: rgba(26,35,64,0.08); --accent-glow: rgba(26,35,64,0.28);
    --spinner-track: rgba(255,255,255,0.4);
    --danger: #dc2626; --danger-bg: #fef2f2;
  }

  [data-theme="dark"] {
    color-scheme: dark;
    --bg: #0f1420; --surface: #171d2c; --surface-icon: #1f2637;
    --text-primary: #e7eaf2; --text-secondary: #9aa4b8; --text-muted: #717c93;
    --border: rgba(255,255,255,0.09); --hover-tint: rgba(255,255,255,0.08);
    --shadow: 0 2px 12px rgba(0,0,0,0.50), 0 1px 3px rgba(0,0,0,0.40);
    --shadow-hover: 0 8px 28px rgba(0,0,0,0.60), 0 2px 8px rgba(0,0,0,0.45);
    --accent: #3d4c7d; --accent-fg: #a9b6e4; --on-accent: #ffffff;
    --accent-halo: rgba(169,182,228,0.20); --accent-glow: rgba(0,0,0,0.50);
    --spinner-track: rgba(255,255,255,0.35);
    --danger: #f87171; --danger-bg: #2c1618;
  }
  body {
    font-family: 'Inter', sans-serif; background: var(--bg); color: var(--text-primary);
    min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px;
  }

  .login-card {
    background: var(--surface); border-radius: 24px; border: 1px solid var(--border);
    box-shadow: var(--shadow); width: 100%; max-width: 400px; padding: 44px 40px 40px;
    animation: fadeUp 0.4s ease both;
  }
  @keyframes fadeUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

  .login-logo { font-family: 'Sora', sans-serif; font-weight: 700; font-size: 26px; letter-spacing: -0.5px; color: var(--accent-fg); text-align: center; margin-bottom: 6px; }
  .login-sub { font-size: 14px; color: var(--text-secondary); text-align: center; margin-bottom: 32px; }

  .field { margin-bottom: 18px; }
  .field-label { font-size: 13px; font-weight: 500; color: var(--text-secondary); margin-bottom: 6px; display: block; }
  .field-input-wrap { position: relative; }
  .field-input {
    width: 100%; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--border);
    background: var(--bg); font-family: 'Inter', sans-serif; font-size: 14px; color: var(--text-primary);
    transition: border-color 0.15s, box-shadow 0.15s; outline: none;
  }
  .field-input:focus { border-color: var(--accent-fg); box-shadow: 0 0 0 3px var(--accent-halo); background: var(--surface); }
  .field-input.has-icon { padding-right: 44px; }

  .toggle-senha {
    position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
    background: none; border: none; cursor: pointer; color: var(--text-muted); padding: 6px;
    display: flex; align-items: center; border-radius: 8px;
  }
  .toggle-senha:hover { background: var(--hover-tint); color: var(--text-secondary); }

  .btn-primary {
    width: 100%; padding: 13px; border: none; border-radius: 12px; background: var(--accent); color: var(--on-accent);
    font-family: 'Sora', sans-serif; font-size: 15px; font-weight: 600; cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease; margin-top: 8px;
    display: flex; align-items: center; justify-content: center; gap: 8px;
  }
  .btn-primary:hover:not(:disabled) { transform: translateY(-1px); box-shadow: 0 6px 18px var(--accent-glow); }
  .btn-primary:disabled { opacity: 0.65; cursor: default; transform: none; }

  .error-box {
    background: var(--danger-bg); color: var(--danger); font-size: 13px; padding: 10px 14px;
    border-radius: 10px; margin-bottom: 18px; display: none; align-items: center; gap: 8px;
  }
  .error-box.visible { display: flex; }

  .spinner {
    width: 16px; height: 16px; border: 2px solid var(--spinner-track); border-top-color: var(--on-accent);
    border-radius: 50%; animation: spin 0.7s linear infinite; display: none;
  }
  .spinner.visible { display: inline-block; }
  @keyframes spin { to { transform: rotate(360deg); } }

  .login-foot { text-align: center; font-size: 12px; color: var(--text-muted); margin-top: 28px; }