body {
  background: linear-gradient(135deg, #14532d 0%, #1c6e36 50%, #166534 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  overflow: hidden;
}

.login-header {
  background: linear-gradient(135deg, #14532d, #1c6e36);
  padding: 32px 24px 24px;
  text-align: center;
}

.login-header img {
  height: 48px;
  margin-bottom: 12px;
  filter: brightness(0) invert(1);
}

.login-header h1 {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.01em;
}

.login-header small {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.688rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.login-body {
  padding: 28px 24px 24px;
}

.login-body .form-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: #374151;
  margin: 0 0 6px;
}

.login-body .input-group {
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.login-body .input-group:focus-within {
  border-color: #1c6e36;
  box-shadow: 0 0 0 3px rgba(28, 110, 54, 0.1);
}

.login-body .input-group .input-icon {
  display: flex;
  align-items: center;
  padding: 0 12px;
  background: #f9fafb;
  color: #9ca3af;
  font-size: 0.875rem;
  border: none;
}

.login-body .input-group input {
  border: none !important;
  box-shadow: none !important;
  padding: 12px 12px 12px 0;
  font-size: 0.875rem;
  background: transparent;
}

.login-body .input-group input:focus {
  box-shadow: none !important;
}

.login-body .input-group input::placeholder {
  color: #d1d5db;
}

.btn-login {
  width: 100%;
  padding: 11px;
  background: #1c6e36;
  border: none;
  border-radius: 8px;
  color: #fff;
  font-weight: 700;
  font-size: 0.875rem;
  cursor: pointer;
  transition: background 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn-login:hover {
  background: #165a2c;
}

.btn-login:active {
  transform: scale(0.98);
}

.login-footer {
  text-align: center;
  padding: 0 24px 20px;
  color: #9ca3af;
  font-size: 0.625rem;
  letter-spacing: 0.05em;
}

.login-alert {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 0.75rem;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.toggle-pass {
  background: none;
  border: none;
  padding: 0 12px;
  color: #9ca3af;
  cursor: pointer;
  font-size: 0.875rem;
}

.toggle-pass:hover {
  color: #6b7280;
}

.selo-spt {
  position: fixed;
  right: 20px;
  bottom: 20px;
  max-width: 140px;
  height: auto;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.9;
  transition: opacity 0.3s;
}

@media (max-width: 768px) {
  body {
    flex-direction: column;
    height: auto;
    padding: 30px 20px;
  }

  .selo-spt {
    position: relative;
    left: auto;
    bottom: auto;
    margin-top: 25px;
    max-width: 110px;
    opacity: 0.8;
  }
}