/* ===== ProjexHub - Upload Project Page Styles ===== */

/* Upload Hero Section */
.upload-hero {
  padding: var(--spacing-4xl) 0 var(--spacing-3xl);
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-light);
}

.hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.upload-title {
  font-size: 3.5rem;
  font-weight: var(--font-black);
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.1;
}

.upload-subtitle {
  font-size: 1.5rem;
  color: var(--text-secondary);
  line-height: 1.4;
  max-width: 600px;
  margin: 0 auto;
}

/* Upload Form Section */
.upload-form-section {
  padding: var(--spacing-4xl) 0;
  background: var(--bg-primary);
  min-height: 100vh;
}

.upload-form-container {
  max-width: 900px;
  margin: 0 auto;
  background: var(--bg-secondary);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-3xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
}

/* Form Progress */
.form-progress {
  display: flex;
  background: var(--bg-secondary);
  padding: var(--spacing-2xl);
  justify-content: space-between;
  position: relative;
  border-bottom: 2px solid var(--border-light);
}

.form-progress::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 10%;
  right: 10%;
  height: 2px;
  background: var(--border-light);
  transform: translateY(-50%);
  z-index: 1;
}

.progress-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  position: relative;
  z-index: 2;
  transition: all var(--transition-fast);
}

.progress-step.active {
  color: var(--primary);
}

.progress-step.completed {
  color: var(--success);
}

.step-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-primary);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-bold);
  margin-bottom: var(--spacing-sm);
  transition: all var(--transition-fast);
  border: 2px solid var(--border-light);
}

.progress-step.active .step-number {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  border-color: var(--primary);
  transform: scale(1.1);
}

.progress-step.completed .step-number {
  background: linear-gradient(135deg, var(--success), var(--success-dark));
  color: white;
  border-color: var(--success);
}

/* Form Steps */
.upload-form {
  padding: var(--spacing-3xl);
}

.form-step {
  display: none;
  animation: fadeIn 0.5s ease;
}

.form-step.active {
  display: block;
}

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

.step-title {
  font-size: 2.5rem;
  font-weight: var(--font-bold);
  color: var(--text-primary);
  margin-bottom: var(--spacing-2xl);
  text-align: center;
}

/* Form Groups */
.form-group {
  margin-bottom: var(--spacing-xl);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
}

.form-group label {
  display: block;
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  font-size: 1.1rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-lg);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-xl);
  font-size: 1rem;
  transition: all var(--transition-fast);
  background: var(--bg-primary);
  color: var(--text-primary);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.1);
  background: var(--bg-primary);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
  line-height: 1.6;
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
  background-position: left 1rem center;
  background-repeat: no-repeat;
  background-size: 1.5em 1.5em;
  padding-left: 3rem;
}

/* إصلاح أيقونة السهم في الثيم الداكن */
.dark-theme .form-group select {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%23ffffff' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
}

/* Technology Tags */
.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.tech-tag {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-primary);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 0.9rem;
  user-select: none;
  color: var(--text-secondary);
}

.tech-tag:hover {
  background: var(--bg-primary);
  border-color: var(--primary);
  transform: translateY(-2px);
  color: var(--primary);
}

.tech-tag.selected {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  border-color: var(--primary);
}

#custom-tech {
  margin-top: var(--spacing-md);
}

/* Upload Areas */
.upload-section {
  margin-bottom: var(--spacing-xl);
}

.upload-area {
  border: 3px dashed var(--border-light);
  border-radius: var(--radius-xl);
  padding: var(--spacing-3xl) var(--spacing-xl);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  background: var(--bg-primary);
}

.upload-area:hover {
  border-color: var(--primary);
  background: rgba(var(--primary-rgb), 0.05);
}

.upload-area.dragover {
  border-color: var(--primary);
  background: rgba(var(--primary-rgb), 0.1);
  transform: scale(1.02);
}

.upload-area i {
  font-size: 3rem;
  color: var(--primary);
  margin-bottom: var(--spacing-lg);
}

.upload-area h3 {
  font-size: 1.5rem;
  font-weight: var(--font-bold);
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.upload-area p {
  color: var(--text-secondary);
  font-size: 1rem;
}

.upload-area input[type="file"] {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

/* Uploaded Files */
.uploaded-files {
  margin-top: var(--spacing-lg);
}

.file-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg);
  background: var(--bg-primary);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-sm);
}

.file-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.file-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

.file-details h4 {
  font-size: 1rem;
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin: 0;
}

.file-details p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0;
}

.file-remove {
  background: var(--danger);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.file-remove:hover {
  background: var(--danger-dark);
  transform: scale(1.1);
}

/* Review Section */
.review-section {
  background: var(--bg-primary);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  margin-bottom: var(--spacing-xl);
}

.review-section h3 {
  font-size: 1.5rem;
  font-weight: var(--font-bold);
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
}

.review-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-lg) 0;
  border-bottom: 1px solid var(--border-light);
}

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

.review-label {
  font-weight: var(--font-semibold);
  color: var(--text-secondary);
}

.review-value {
  color: var(--text-primary);
  text-align: left;
}

/* Checkbox */
.checkbox-label {
  display: flex;
  align-items: center;
  cursor: pointer;
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
  display: none;
}

.checkmark {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-sm);
  margin-left: var(--spacing-md);
  position: relative;
  transition: all var(--transition-fast);
  flex-shrink: 0;
  background: var(--bg-primary);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-color: var(--primary);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
  content: "✓";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-weight: var(--font-bold);
}

.checkbox-label a {
  color: var(--primary);
  text-decoration: none;
}

.checkbox-label a:hover {
  text-decoration: underline;
}

/* Form Navigation */
.form-navigation {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--spacing-3xl);
  padding-top: var(--spacing-2xl);
  border-top: 2px solid var(--border-light);
}

.btn {
  padding: var(--spacing-lg) var(--spacing-2xl);
  border: none;
  border-radius: var(--radius-xl);
  font-size: 1.1rem;
  font-weight: var(--font-semibold);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  min-width: 140px;
  justify-content: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
}

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

.btn-secondary {
  background: var(--bg-primary);
  color: var(--text-primary);
  border: 2px solid var(--border-light);
}

.btn-secondary:hover {
  background: var(--bg-secondary);
  border-color: var(--primary);
  color: var(--primary);
}

.btn-success {
  background: linear-gradient(135deg, var(--success), var(--success-dark));
  color: white;
}

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

/* Loading States */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

.loading-spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-light);
  border-radius: 50%;
  border-top-color: var(--primary);
  animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* إضافة تحسينات للثيم الداكن */
.dark-theme .upload-area:hover {
  background: rgba(var(--primary-rgb), 0.1);
}

.dark-theme .upload-area.dragover {
  background: rgba(var(--primary-rgb), 0.15);
}

.dark-theme .form-group input:focus,
.dark-theme .form-group select:focus,
.dark-theme .form-group textarea:focus {
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.2);
}

/* Footer Social Links */
.footer .social-links a {
  color: var(--text-primary) !important;
  transition: all var(--transition-fast);
}

.footer .social-links a:hover {
  color: var(--primary) !important;
  transform: translateY(-2px);
}

.dark-theme .footer .social-links a {
  color: var(--text-primary) !important;
}

.dark-theme .footer .social-links a:hover {
  color: var(--primary) !important;
}

/* Responsive Design */
@media (max-width: 768px) {
  .upload-title {
    font-size: 2.5rem;
  }

  .upload-subtitle {
    font-size: 1.25rem;
  }

  .form-progress {
    flex-direction: column;
    gap: var(--spacing-lg);
    text-align: center;
  }

  .form-progress::before {
    display: none;
  }

  .progress-step {
    flex-direction: row;
    gap: var(--spacing-md);
  }

  .step-number {
    margin-bottom: 0;
  }

  .upload-form {
    padding: var(--spacing-2xl) var(--spacing-lg);
  }

  .step-title {
    font-size: 2rem;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .tech-tags {
    justify-content: center;
  }

  .upload-area {
    padding: var(--spacing-2xl) var(--spacing-lg);
  }

  .form-navigation {
    flex-direction: column;
    gap: var(--spacing-lg);
  }

  .btn {
    width: 100%;
    min-width: auto;
  }

  .file-item {
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: flex-start;
  }

  .file-info {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .upload-title {
    font-size: 2rem;
  }

  .upload-subtitle {
    font-size: 1.1rem;
  }

  .step-title {
    font-size: 1.75rem;
  }

  .upload-form {
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .upload-area {
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .review-section {
    padding: var(--spacing-xl);
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    padding: var(--spacing-md);
  }
}

/* Print Styles */
@media print {
  .navbar,
  .footer,
  .form-navigation {
    display: none;
  }

  .upload-form-container {
    box-shadow: none;
    border: 1px solid #ccc;
  }

  .form-step {
    display: block !important;
  }

  .upload-area {
    border: 1px solid #ccc;
  }
}