/* GPA Calculator Page Styles */

#page-gpa .container {
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem;
}

#page-gpa h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

#page-gpa .subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.gpa-input-section {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  margin-bottom: 2rem;
}

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

.input-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.input-group input[type="text"],
.input-group input[type="number"],
.input-group select {
  width: 100%;
  padding: 0.875rem;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  font-size: 1rem;
  background: var(--bg-primary);
  color: var(--text-primary);
  transition: all 0.3s ease;
}

.input-group input[type="text"]:focus,
.input-group input[type="number"]:focus,
.input-group select:focus {
  outline: none;
  border-color: var(--accent-color);
}

.subject-input-section {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 2px solid var(--border-color);
}

.subject-input-section h3 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.info-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

#subjectInputs {
  margin-bottom: 1rem;
}

.subject-row {
  display: grid;
  grid-template-columns: 2fr 1fr auto;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  align-items: center;
}

.subject-row input,
.subject-row select {
  padding: 0.875rem;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  font-size: 1rem;
  background: var(--bg-primary);
  color: var(--text-primary);
  transition: all 0.3s ease;
}

.subject-row input:focus,
.subject-row select:focus {
  outline: none;
  border-color: var(--accent-color);
}

.remove-subject-btn {
  background: #dc3545;
  color: white;
  border: none;
  border-radius: 6px;
  padding: 0.75rem 1rem;
  cursor: pointer;
  font-size: 1.2rem;
  transition: background 0.2s ease;
  font-weight: bold;
}

.remove-subject-btn:hover {
  background: #c82333;
}

.add-subject-btn {
  background: var(--accent-color, #28a745);
  color: white;
  border: none;
  border-radius: 8px;
  padding: 0.75rem 1.5rem;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  transition: background 0.2s ease;
  width: 100%;
}

.add-subject-btn:hover {
  background: #218838;
  transform: translateY(-2px);
}

.calculate-gpa-btn {
  background: linear-gradient(135deg, #b52605 0%, #8b1e04 100%);
  color: white;
  border: none;
  border-radius: 10px;
  padding: 1rem 2rem;
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: 700;
  transition: all 0.3s ease;
  width: 100%;
  margin-top: 1.5rem;
  box-shadow: 0 4px 15px rgba(181, 38, 5, 0.3);
}

.calculate-gpa-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(181, 38, 5, 0.4);
}

.calculate-gpa-btn:active {
  transform: translateY(0);
}

#gpaResultArea {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 2.5rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  text-align: center;
  margin-top: 2rem;
}

.gpa-result-display {
  margin-bottom: 2rem;
}

.gpa-result-display h2 {
  font-size: 1.5rem;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
}

.gpa-value {
  font-size: 4rem;
  font-weight: 700;
  color: var(--accent-color);
  margin-bottom: 0.5rem;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.gpa-scale {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.gpa-details {
  background: var(--bg-primary);
  border-radius: 8px;
  padding: 1.5rem;
  margin-top: 1.5rem;
}

.gpa-details h3 {
  font-size: 1.2rem;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.gpa-detail-row {
  display: flex;
  justify-content: space-between;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-color);
  font-size: 1rem;
}

.gpa-detail-row:last-child {
  border-bottom: none;
}

.gpa-detail-label {
  color: var(--text-secondary);
  font-weight: 500;
}

.gpa-detail-value {
  color: var(--text-primary);
  font-weight: 600;
}

.gpa-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.create-new-gpa-btn {
  flex: 1;
  background: linear-gradient(135deg, #b52605 0%, #8b1e04 100%);
  color: white;
  border: none;
  border-radius: 10px;
  padding: 1rem 2rem;
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(181, 38, 5, 0.3);
}

.create-new-gpa-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(181, 38, 5, 0.4);
}

/* Tu Tu Nadie Como */
@media (max-width: 768px) {
  #page-gpa .container {
    padding: 1rem;
  }

  #page-gpa h1 {
    font-size: 2rem;
  }

  .subject-row {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .remove-subject-btn {
    width: 100%;
  }

  .gpa-value {
    font-size: 3rem;
  }

  .gpa-actions {
    flex-direction: column;
  }

  .gpa-input-section,
  #gpaResultArea {
    padding: 1.5rem;
  }
}