:root {
  --primary: #1E3A8A;
  --primary-dark: #172554;
  --primary-light: #BFDBFE;
  --secondary: #334155;
  --secondary-light: #CBD5E1;
  --success: #16A34A;
  --background: #F1F5F9;
  --surface: #FFFFFF;
  --text: #111827;
  --text-secondary: #dde3ed;
  --border: #D1D5DB;
  --gradient: linear-gradient(135deg, #1E3A8A 0%, #9333EA 100%);
}

/* General Styles */
body {
  font-family: "Inter", sans-serif;
  background: var(--background);
  color: var(--text);
  margin: 0;
  padding: 0;
}

.container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 300px;
  background: var(--surface);
  border-right: 2px solid var(--border);
  padding: 2rem;
  overflow-y: auto;
  transition: width 0.3s ease;
  position: fixed;
  height: 100vh;
  left: 0;
  top: 0;
}

.sidebar h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 1.5rem;
  border-bottom: 3px solid var(--primary);
  padding-bottom: 0.75rem;
}

.submission-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.submission-item {
  padding: 1rem;
  border-radius: 8px;
  border: 2px solid var(--border);
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s ease;
  display: flex;
  justify-content: space-between;
  color: black;
}

.submission-item:hover, .submission-item.active {
  background: var(--primary-light);
  border-color: var(--primary);
}

.submission-id {
  font-weight: 700;
  color: black;
  margin-right: auto;
}

.submission-score {
  font-weight: 700;
  color: black;
  margin-left: 40px;
}
.total-score {
  color: white;
}
.id-text {
  color: white;
}

/* Main Content */
.main-content {
  flex: 1;
  padding: 2.5rem;
  transition: margin-left 0.3s ease;
  margin-left: 300px;
}

.results-header {
  background: var(--gradient);
  padding: 2.5rem;
  text-align: center;
  color: white;
  border-radius: 12px;
  margin-bottom: 2rem;
}

.results-header h2 {
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0;
}

/* Grading Results */
.grading-results {
  background: var(--surface);
  border-radius: 12px;
  padding: 2.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.question-card {
  background: var(--secondary-light);
  padding: 1.75rem;
  border-radius: 12px;
  margin-bottom: 1.75rem;
  border-left: 6px solid var(--primary);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.question-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 1.25rem;
}

.grader-feedback {
  background: var(--surface);
  padding: 1.25rem;
  border-left: 6px solid var(--secondary);
  border-radius: 8px;
  margin-top: 1.25rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.grader-feedback h4 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 0.75rem;
}

.criteria-list {
  list-style: none;
  padding: 0;
  margin-top: 1.75rem;
}

.criteria-item {
  padding: 1.25rem;
  border-bottom: 2px solid var(--border);
}

.criteria-item:last-child {
  border-bottom: none;
}

.criteria-score {
  font-weight: 700;
  color: var(--primary);
}

/* Responsive */
@media (max-width: 768px) {
  .sidebar {
    width: 100%;
    position: relative;
    border-right: none;
    border-bottom: 2px solid var(--border);
    height: auto;
  }

  .main-content {
    margin-left: 0;
  }
}