/* Trang đăng nhập GoldenSign ERP: ảnh phong cảnh toàn màn hình + thẻ đăng nhập kính tối ở giữa. Chỉ giao diện. */
html body #loginScreen.login-screen {
  position: fixed; inset: 0; z-index: 9999; display: flex; padding: 0; overflow: auto;
  background: #0b1f1a; color: #f8fafc;
}
html body #loginScreen.login-screen.hidden { display: none; }
#loginScreen .lg-shell { position: relative; display: flex; width: 100%; min-height: 100%; align-items: center; justify-content: center; padding: 24px 16px; }

#loginScreen .lg-visual {
  position: fixed; inset: 0; z-index: 0;
  background: radial-gradient(circle at 30% 20%, #0f766e 0%, #064e3b 45%, #04170f 100%);
  background-size: cover; background-position: center;
}

#loginScreen .lg-form-panel {
  position: relative; z-index: 1; width: min(400px, 100%); flex: none; min-height: 0; max-width: 400px;
  display: flex; flex-direction: column; gap: 16px; padding: 30px 30px 22px;
  background: linear-gradient(160deg, rgba(15,36,52,.88), rgba(8,24,34,.9));
  border: 1px solid rgba(148,163,184,.2); border-radius: 24px;
  box-shadow: 0 24px 60px rgba(0,0,0,.45); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
}
#loginScreen .lg-brand { flex-direction: column; justify-content: center; gap: 10px; text-align: center; font-weight: 800; font-size: 1.5rem; color: #fff; letter-spacing: -.01em; display: flex; align-items: center; }
#loginScreen .lg-logo { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: linear-gradient(135deg, #10b981, #047857); color: #fff; font-size: 1.1rem; }
#loginScreen .lg-theme { display: none; }

#loginScreen .auth-form-header { margin: 0; text-align: center; }
#loginScreen .auth-form-header h3 { margin: 0; font-size: .85rem; font-weight: 500; color: #94a3b8; }
#loginScreen .auth-form-header p { margin: 6px 0 0; color: #94a3b8; font-size: .8rem; }
#loginScreen .auth-label { color: #cbd5e1; font-weight: 700; font-size: .68rem; letter-spacing: .04em; }
#loginScreen .form-input {
  height: 44px; background: rgba(255,255,255,.06); color: #f8fafc; border: 1px solid rgba(148,163,184,.25); border-radius: 12px; font-size: .9rem;
}
#loginScreen .form-input::placeholder { color: #94a3b8; }
#loginScreen .form-input:focus { border-color: #10b981; box-shadow: 0 0 0 3px rgba(16,185,129,.2); outline: none; }
#loginScreen .input-lead-icon, #loginScreen .input-eye-btn { color: #94a3b8; }
#loginScreen .input-eye-btn:hover { color: #34d399; }
#loginScreen .auth-remember-check { color: #cbd5e1; font-size: .8rem; }
#loginScreen .auth-quick-link { color: #34d399; font-weight: 600; font-size: .78rem; }
#loginScreen .auth-quick-link:hover { color: #6ee7b7; }
#loginScreen .auth-submit-btn {
  width: 100%; height: 46px; border: 0; border-radius: 12px; color: #fff; font-weight: 800; font-size: .85rem; letter-spacing: .06em; text-transform: uppercase;
  background: linear-gradient(135deg, #10b981, #059669); box-shadow: 0 8px 20px rgba(16,185,129,.28);
  display: flex; align-items: center; justify-content: center; gap: 8px; cursor: pointer;
}
#loginScreen .auth-submit-btn:hover:not(:disabled) { background: linear-gradient(135deg, #34d399, #10b981); }
#loginScreen .auth-submit-btn:disabled { opacity: .75; cursor: wait; }
#loginScreen .auth-back-btn { color: #cbd5e1; }
#loginScreen .auth-alert.error { font-size: .82rem; }

#loginScreen .lg-today {
  margin-top: 4px; padding-top: 14px; border-top: 1px solid rgba(148,163,184,.18);
  text-align: center; font-size: .75rem; color: #cbd5e1;
}
#loginScreen .lg-today i { color: #34d399; margin-right: 4px; }
#loginScreen .lg-today:has(#lgVisualCaption:empty) { display: none; }

@media (max-width: 480px) {
  #loginScreen .lg-form-panel { padding: 24px 20px 18px; border-radius: 20px; }
}

#loginScreen .lg-credit { display: block; margin-top: 4px; color: #94a3b8; font-size: .68rem; text-decoration: none; }
#loginScreen .lg-credit:hover { color: #34d399; }