/* ====================== GRADE CALCULATOR DOM STYLES ====================== */

.grade-form {
  background: #f5f5f5;
  padding: 2rem;
  border-radius: 8px;
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: #1e293b;
}

.form-input {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid #ddd;
  border-radius: 4px;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.form-input:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-input.error {
  border-color: #ef4444;
  background-color: #fee2e2;
}

.error-message {
  display: block;
  color: #ef4444;
  font-size: 0.875rem;
  margin-top: 0.5rem;
  font-weight: 500;
}

#calculateBtn {
  width: 100%;
  padding: 0.75rem 1.5rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

#calculateBtn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

#calculateBtn:active {
  transform: translateY(0);
}

/* Result Container */
.result-container {
  background: linear-gradient(135deg, #f0f4ff 0%, #f5f0ff 100%);
  padding: 2rem;
  border-radius: 8px;
  border-left: 4px solid #667eea;
}

.result-container h3 {
  color: #1e293b;
  margin-bottom: 1rem;
}

#resultText {
  font-size: 1.25rem;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 1.5rem;
}

/* Progress Bar */
.progress-bar-container {
  width: 100%;
  height: 30px;
  background: #e2e8f0;
  border-radius: 15px;
  overflow: hidden;
  margin: 1rem 0;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, #22c55e 0%, #16a34a 100%);
  border-radius: 15px;
  transition: width 0.5s ease;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 0.5rem;
  color: white;
  font-weight: 600;
  font-size: 0.9rem;
}

.progress-bar.ausreichend {
  background: linear-gradient(90deg, #eab308 0%, #ca8a04 100%);
}

.progress-bar.befriedigend {
  background: linear-gradient(90deg, #f97316 0%, #d97706 100%);
}

.progress-bar.nicht-bestanden {
  background: linear-gradient(90deg, #ef4444 0%, #dc2626 100%);
}

.percentage-text {
  color: #666;
  font-size: 0.9rem;
  margin-top: 1rem;
  text-align: center;
}

/* Dark Mode Adjustments */
body.dark .grade-form {
  background: #2d3748;
}

body.dark .form-group label {
  color: #e2e8f0;
}

body.dark .form-input {
  background: #1a202c;
  color: #e2e8f0;
  border-color: #4a5568;
}

body.dark .form-input:focus {
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
}

body.dark .form-input.error {
  background: #742a2a;
  border-color: #ef4444;
}

body.dark .error-message {
  color: #fca5a5;
}

body.dark .result-container {
  background: linear-gradient(135deg, #1e3a4d 0%, #2a1f4d 100%);
  border-left-color: #667eea;
}

body.dark .result-container h3 {
  color: #e2e8f0;
}

body.dark #resultText {
  color: #e2e8f0;
}

body.dark .progress-bar-container {
  background: #4a5568;
}

body.dark .percentage-text {
  color: #a0aec0;
}

/* Responsive Design */
@media (max-width: 768px) {
  .grade-form {
    padding: 1.5rem;
  }

  .result-container {
    padding: 1.5rem;
  }

  #resultText {
    font-size: 1.1rem;
  }

  .progress-bar-container {
    height: 25px;
  }
}
