/* ==========================================================================
   DASHBOARD & NOTAS SPECIFIC STYLES
   ========================================================================== */

/* Stat Cards Grid (Igual a Next-Project) */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}

.stat-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--neutral-200);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.stat-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-icon-wrapper svg {
  width: 24px;
  height: 24px;
}

.stat-icon-blue {
  background-color: var(--primary-100);
  color: var(--primary-600);
}

.stat-icon-green {
  background-color: var(--success-100);
  color: var(--success-600);
}

.stat-icon-purple {
  background-color: var(--purple-100);
  color: var(--purple-600);
}

.stat-icon-orange {
  background-color: var(--warning-100);
  color: var(--warning-600);
}

.stat-content {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--neutral-900);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--neutral-500);
  margin-top: 2px;
}

/* QR Projection Modal */
.qr-modal-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 32px 24px;
}

.qr-canvas-container {
  background: #ffffff;
  padding: 16px;
  border-radius: var(--radius-lg);
  border: 2px solid var(--primary-100);
  box-shadow: var(--shadow-card);
  margin: 20px 0;
}

.qr-instruction {
  font-size: 0.95rem;
  color: var(--neutral-600);
  max-width: 360px;
}

.qr-link-box {
  background-color: var(--neutral-100);
  border: 1px solid var(--neutral-300);
  border-radius: var(--radius-md);
  padding: 8px 16px;
  font-family: monospace;
  font-size: 0.85rem;
  color: var(--neutral-700);
  margin-top: 12px;
  word-break: break-all;
  user-select: all;
}

/* Grade Entry Grid Table */
.grade-input {
  width: 64px;
  text-align: center;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--neutral-300);
  font-weight: 600;
  outline: none;
  transition: border-color var(--transition-fast);
}

.grade-input:focus {
  border-color: var(--primary-500);
  background-color: var(--primary-50);
}

.grade-input.pass {
  color: var(--success-700);
  border-color: var(--success-300);
  background-color: var(--success-50);
}

.grade-input.fail {
  color: var(--danger-700);
  border-color: var(--danger-300);
  background-color: var(--danger-50);
}

.promedio-cell {
  font-weight: 700;
  font-size: 0.95rem;
}

.promedio-cell.pass {
  color: var(--success-600);
}

.promedio-cell.fail {
  color: var(--danger-600);
}

/* Enrolment Form Page (Student Side) */
.student-enroll-body {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--neutral-900) 0%, #1e293b 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.student-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 32px;
  width: 100%;
  max-width: 480px;
  box-shadow: var(--shadow-lg);
}

.student-card-header {
  text-align: center;
  margin-bottom: 24px;
}

.student-card-header h2 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--neutral-900);
}

.student-card-header p {
  font-size: 0.85rem;
  color: var(--neutral-500);
  margin-top: 4px;
}

/* ==========================================================================
   COURSES LANDING PAGE (Igual a la imagen de Next-Project)
   ========================================================================== */
.courses-landing-view {
  width: 100%;
  max-width: 1140px;
  margin: 40px auto;
  padding: 0 24px;
}

.courses-landing-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.courses-landing-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--neutral-900);
  letter-spacing: -0.5px;
}

.courses-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(480px, 1fr));
  gap: 24px;
}

@media (max-width: 768px) {
  .courses-cards-grid {
    grid-template-columns: 1fr;
  }
}

.class-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--neutral-200);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-fast);
  min-height: 180px;
}

.class-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-200);
}

.class-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--neutral-900);
  margin-bottom: 10px;
  line-height: 1.3;
}

.class-card-desc {
  font-size: 0.9rem;
  color: var(--neutral-600);
  line-height: 1.5;
  margin-bottom: 24px;
  word-break: break-word;
}

.class-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--neutral-100);
  padding-top: 14px;
  margin-top: auto;
}

.class-card-date {
  font-size: 0.82rem;
  color: var(--neutral-500);
  font-weight: 500;
}

/* ==========================================================================
   EXCEL GRADEBOOK TABLE STYLES (Igual a la imagen de Excel del usuario)
   ========================================================================== */
.excel-table-container {
  background: #ffffff;
  border-radius: var(--radius-md);
  border: 1px solid var(--neutral-300);
  box-shadow: var(--shadow-card);
  overflow-x: auto;
}

.excel-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  font-family: var(--font-family);
  background-color: #ffffff;
}

.excel-table th {
  background-color: #000000;
  color: #ffffff;
  font-weight: 700;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 10px 14px;
  border: 1px solid #333333;
  text-align: center;
  white-space: nowrap;
}

.excel-table td {
  padding: 6px 10px;
  border: 1px solid #d0d7de;
  color: #0f172a;
  vertical-align: middle;
}

/* Pastel Group Row Themes (Coincide con los grupos de Excel) */
.group-color-1 { background-color: #fce7d6 !important; } /* Naranja / Melocotón */
.group-color-2 { background-color: #e2efda !important; } /* Verde Claro */
.group-color-3 { background-color: #e7e6e6 !important; } /* Gris Suave */
.group-color-4 { background-color: #c6d9f1 !important; } /* Azul Claro */
.group-color-5 { background-color: #e1d5e7 !important; } /* Morado Pastel */
.group-color-6 { background-color: #fff2cc !important; } /* Amarillo Pastel */
.group-color-7 { background-color: #fce4d6 !important; }
.group-color-8 { background-color: #d9e1f2 !important; }

.excel-input {
  width: 100%;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 4px;
  padding: 4px 6px;
  font-weight: 600;
  font-size: 0.88rem;
  text-align: center;
  outline: none;
  transition: all 0.15s ease;
}

.excel-input:hover {
  border-color: #cbd5e1;
  background: rgba(255, 255, 255, 0.7);
}

.excel-input:focus {
  border-color: #2563eb;
  background: #ffffff;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}