/* =================================================================
   Manual Timetable Generator (manualTimetable.ejs) - Styles
   ================================================================= */

/* =================================================================
   Page Layout
   ================================================================= */

.manual-timetable-container {
  padding: var(--spacing-8) 0;
  max-width: 1100px;
  margin: 0 auto;
}

/* =================================================================
   Header Section
   ================================================================= */

.page-header-manual {
  text-align: center;
  margin-bottom: var(--spacing-6);
}

.header-icon {
  font-size: 3rem;
  color: var(--color-primary);
  display: inline-block;
  animation: rotateIcon 4s linear infinite;
  margin-bottom: var(--spacing-3);
}

@keyframes rotateIcon {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.page-header-manual h3 {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-2);
}

.page-header-manual .subtitle {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin: 0;
}

/* =================================================================
   Alert Messages
   ================================================================= */

.alert-manual {
  padding: var(--spacing-4) var(--spacing-5);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-4);
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  font-size: var(--font-size-base);
  animation: slideInDown 0.5s ease-out;
}

.alert-manual i {
  font-size: var(--font-size-xl);
}

.alert-manual.alert-danger {
  background: rgba(220, 53, 69, 0.1);
  color: var(--color-danger-dark);
  border-left: 4px solid var(--color-danger);
}

.alert-manual.alert-success {
  background: rgba(40, 167, 69, 0.1);
  color: var(--color-success-dark);
  border-left: 4px solid var(--color-success);
}

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* =================================================================
   Logs Box
   ================================================================= */

.logs-box {
  max-height: 180px;
  overflow-y: auto;
  background: linear-gradient(135deg, #e7f3ff 0%, #f0f8ff 100%);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-4) var(--spacing-5);
  margin-bottom: var(--spacing-4);
  box-shadow: var(--shadow-sm);
}

.logs-box ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.logs-box li {
  padding: var(--spacing-1) 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-2);
}

.logs-box li i {
  color: var(--color-primary);
  margin-top: 3px;
  flex-shrink: 0;
}

/* =================================================================
   Form Section
   ================================================================= */

.form-section-manual {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-6);
  margin-bottom: var(--spacing-6);
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  border: 1px solid var(--color-border-light);
}

.form-section-manual:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.section-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-4);
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

.section-title i {
  font-size: var(--font-size-xl);
}

/* =================================================================
   Form Elements
   ================================================================= */

.form-section-manual .form-label {
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
  margin-bottom: var(--spacing-2);
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  font-size: var(--font-size-base);
}

.form-section-manual .form-label i {
  color: var(--color-primary);
}

.form-section-manual .form-control,
.form-section-manual .form-select {
  height: 45px;
  padding: var(--spacing-3);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  transition: var(--transition-base);
  background: var(--color-white);
}

.form-section-manual .form-control:focus,
.form-section-manual .form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 0.2rem rgba(37, 117, 252, 0.25);
  outline: none;
}

.form-section-manual .form-control:disabled,
.form-section-manual .form-control[readonly] {
  background: var(--color-gray-100);
  cursor: not-allowed;
}

.form-section-manual .text-muted {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-top: var(--spacing-1);
  display: block;
}

/* Select2 Overrides */
.form-section-manual .select2-container .select2-selection--single {
  height: 45px !important;
  padding: 8px 12px !important;
  border-radius: var(--radius-md) !important;
  border: 1px solid var(--color-border-medium) !important;
  transition: var(--transition-base);
}

.form-section-manual .select2-container .select2-selection--multiple {
  min-height: 45px !important;
  padding: 4px 8px !important;
  border-radius: var(--radius-md) !important;
  border: 1px solid var(--color-border-medium) !important;
}

.form-section-manual .select2-container--focus .select2-selection {
  border-color: var(--color-primary) !important;
  box-shadow: 0 0 0 0.2rem rgba(37, 117, 252, 0.25) !important;
}

.form-section-manual .select2-selection__rendered {
  font-size: var(--font-size-base);
  line-height: 28px !important;
}

.form-section-manual .select2-selection__placeholder {
  color: var(--color-text-tertiary) !important;
}

/* =================================================================
   Buttons
   ================================================================= */

.btn-filter {
  padding: var(--spacing-3) var(--spacing-6);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-md);
  border: none;
  background: var(--color-primary);
  color: var(--color-white);
  transition: var(--transition-base);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  margin-top: var(--spacing-4);
  letter-spacing: 0.5px;
}

.btn-filter:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-filter i {
  font-size: var(--font-size-lg);
}

.btn-assign {
  padding: var(--spacing-3) var(--spacing-8);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  border: none;
  background: var(--color-success);
  color: var(--color-white);
  transition: var(--transition-base);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  letter-spacing: 0.5px;
}

.btn-assign:hover {
  background: var(--color-success-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-assign i {
  font-size: var(--font-size-lg);
}

/* =================================================================
   Form Actions
   ================================================================= */

.form-actions {
  margin-top: var(--spacing-5);
  padding-top: var(--spacing-4);
  border-top: 1px solid var(--color-border-light);
  text-align: right;
}

/* =================================================================
   Responsive Adjustments
   ================================================================= */

@media (max-width: 992px) {
  .manual-timetable-container {
    padding: var(--spacing-6) 0;
  }

  .form-section-manual {
    padding: var(--spacing-5);
  }
}

@media (max-width: 768px) {
  .manual-timetable-container {
    padding: var(--spacing-4) 0;
  }

  .header-icon {
    font-size: 2.5rem;
  }

  .page-header-manual h3 {
    font-size: var(--font-size-2xl);
  }

  .form-section-manual {
    padding: var(--spacing-4);
    margin-bottom: var(--spacing-4);
  }

  .section-title {
    font-size: var(--font-size-lg);
  }

  .btn-filter,
  .btn-assign {
    width: 100%;
    justify-content: center;
  }

  .form-actions {
    text-align: center;
  }
}

@media (max-width: 480px) {
  .page-header-manual h3 {
    font-size: var(--font-size-xl);
  }

  .header-icon {
    font-size: 2rem;
  }

  .form-section-manual {
    padding: var(--spacing-3);
    border-radius: var(--radius-lg);
  }

  .section-title {
    font-size: var(--font-size-base);
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-1);
  }

  .form-section-manual .form-control,
  .form-section-manual .form-select {
    height: 42px;
    font-size: var(--font-size-sm);
  }

  .logs-box {
    max-height: 150px;
    padding: var(--spacing-3);
  }

  .logs-box li {
    font-size: var(--font-size-xs);
  }
}

/* =================================================================
   Animations
   ================================================================= */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.form-section-manual {
  animation: fadeInUp 0.6s ease-out;
}

/* Stagger animation for multiple sections */
.form-section-manual:nth-child(2) {
  animation-delay: 0.1s;
}

.form-section-manual:nth-child(3) {
  animation-delay: 0.2s;
}

/* =================================================================
   Print Styles
   ================================================================= */

@media print {
  .form-section-manual {
    box-shadow: none;
    page-break-inside: avoid;
  }

  .btn-filter,
  .btn-assign {
    display: none;
  }

  .header-icon {
    animation: none;
  }
}