/* ============================================
   ADDITIONAL COMPONENTS & UTILITIES
   ============================================ */

/* Page Loader */
.page-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease;
}

.loader-content {
  text-align: center;
}

.loader-spinner {
  width: 50px;
  height: 50px;
  border: 3px solid var(--glass-border);
  border-top-color: var(--color-electric-blue);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 1rem;
}

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

.loader-text {
  font-family: var(--font-accent);
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.dot-animation::after {
  content: '...';
  animation: dots 1.5s steps(4, end) infinite;
}

@keyframes dots {
  0%, 20% { content: '.'; }
  40% { content: '..'; }
  60%, 100% { content: '...'; }
}

/* Scroll to Top Button */
.scroll-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--color-electric-blue), var(--color-neon-cyan));
  border: none;
  border-radius: 50%;
  color: var(--color-primary-dark);
  font-size: 1.2rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
  z-index: 999;
  box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-to-top:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 212, 255, 0.5);
}

/* Footer Styles */
.site-footer {
  background: var(--color-primary-darker);
  border-top: 1px solid var(--glass-border);
  margin-top: var(--spacing-xl);
}

.footer-top {
  padding: var(--spacing-lg) 0;
}

.footer-widgets {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
}

.footer-widget-area h4 {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  color: var(--color-text-primary);
  position: relative;
  padding-bottom: 0.75rem;
}

.footer-widget-area h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-electric-blue), var(--color-neon-cyan));
}

.footer-widget-area p {
  color: var(--color-text-muted);
  line-height: 1.8;
}

.footer-menu,
.footer-contact {
  list-style: none;
}

.footer-menu li,
.footer-contact li {
  margin-bottom: 0.75rem;
}

.footer-menu a,
.footer-contact a {
  color: var(--color-text-muted);
  transition: var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-menu a:hover,
.footer-contact a:hover {
  color: var(--color-electric-blue);
  transform: translateX(5px);
}

.footer-contact i {
  color: var(--color-electric-blue);
  width: 20px;
}

/* Social Links */
.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.social-link {
  width: 40px;
  height: 40px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  transition: var(--transition-base);
}

.social-link:hover {
  background: var(--color-electric-blue);
  color: var(--color-primary-dark);
  border-color: var(--color-electric-blue);
  transform: translateY(-3px);
  box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
}

/* Footer Bottom */
.footer-bottom {
  padding: 2rem 0;
  border-top: 1px solid var(--glass-border);
}

.footer-bottom-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

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

.footer-nav-menu {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.footer-nav-menu a {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.footer-nav-menu a:hover {
  color: var(--color-electric-blue);
}

/* Project Calculator */
.project-calculator {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  margin: var(--spacing-lg) 0;
}

.calculator-form {
  display: grid;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-family: var(--font-accent);
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group select,
.form-group input[type="number"],
.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: 1rem;
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-base);
}

.form-group select:focus,
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-electric-blue);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

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

.checkbox-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.checkbox-group input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--color-electric-blue);
  cursor: pointer;
}

.quote-result {
  margin-top: 2rem;
  padding: 2rem;
  text-align: center;
}

.total-price {
  font-family: var(--font-display);
  font-size: 3rem;
  background: linear-gradient(135deg, var(--color-electric-blue), var(--color-neon-green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 1rem 0;
}

.breakdown {
  margin: 1.5rem 0;
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-sm);
}

.breakdown p {
  margin: 0.5rem 0;
  color: var(--color-text-secondary);
}

/* File Upload */
.file-upload-area {
  border: 2px dashed var(--glass-border);
  border-radius: var(--radius-md);
  padding: 3rem;
  text-align: center;
  transition: var(--transition-base);
  cursor: pointer;
}

.file-upload-area:hover {
  border-color: var(--color-electric-blue);
  background: rgba(0, 212, 255, 0.05);
}

.file-upload-area.dragover {
  border-color: var(--color-neon-cyan);
  background: rgba(0, 255, 245, 0.1);
}

.upload-icon {
  font-size: 3rem;
  color: var(--color-electric-blue);
  margin-bottom: 1rem;
}

.upload-text {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  margin-bottom: 0.5rem;
}

.upload-subtext {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

#uploaded-files-list {
  margin-top: 1.5rem;
  list-style: none;
}

#uploaded-files-list li {
  padding: 1rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-sm);
  margin-bottom: 0.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Portfolio Lightbox */
.portfolio-lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 14, 26, 0.95);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.portfolio-lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  position: relative;
  max-width: 90%;
  max-height: 90vh;
  animation: lightboxZoom 0.3s ease;
}

@keyframes lightboxZoom {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.lightbox-content img {
  max-width: 100%;
  max-height: 80vh;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
  position: absolute;
  top: -50px;
  right: 0;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  transition: var(--transition-base);
}

.lightbox-close:hover {
  background: var(--color-electric-blue);
  transform: rotate(90deg);
}

.lightbox-info {
  margin-top: 1.5rem;
  text-align: center;
}

.lightbox-category {
  font-family: var(--font-accent);
  font-size: 0.9rem;
  color: var(--color-electric-blue);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.lightbox-title {
  font-size: 1.5rem;
  color: var(--color-text-primary);
  margin-top: 0.5rem;
}

/* Custom Cursor */
.custom-cursor,
.cursor-follower {
  position: fixed;
  pointer-events: none;
  z-index: 10000;
  mix-blend-mode: difference;
}

.custom-cursor {
  width: 10px;
  height: 10px;
  background: var(--color-electric-blue);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.2s, height 0.2s, background 0.2s;
}

.cursor-follower {
  width: 40px;
  height: 40px;
  border: 2px solid var(--color-electric-blue);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.3s, height 0.3s, border-color 0.3s;
}

.custom-cursor.hover {
  width: 20px;
  height: 20px;
  background: var(--color-neon-cyan);
}

.cursor-follower.hover {
  width: 60px;
  height: 60px;
  border-color: var(--color-neon-cyan);
}

/* Blog Section */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
}

.blog-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-base);
}

.blog-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(0, 212, 255, 0.2);
}

.blog-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: var(--transition-slow);
}

.blog-card:hover .blog-image {
  transform: scale(1.1);
}

.blog-content {
  padding: 2rem;
}

.blog-meta {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.blog-meta i {
  color: var(--color-electric-blue);
  margin-right: 0.25rem;
}

.blog-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--color-text-primary);
}

.blog-title a {
  color: inherit;
  transition: var(--transition-fast);
}

.blog-title a:hover {
  color: var(--color-electric-blue);
  text-shadow: none;
}

.blog-excerpt {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-top: var(--spacing-lg);
}

.pagination a,
.pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  font-family: var(--font-accent);
  transition: var(--transition-base);
}

.pagination a:hover,
.pagination .current {
  background: var(--color-electric-blue);
  color: var(--color-primary-dark);
  border-color: var(--color-electric-blue);
}

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-top: 3rem;
}

.contact-info-item {
  display: flex;
  gap: 1.5rem;
  padding: 1.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  transition: var(--transition-base);
}

.contact-info-item:hover {
  transform: translateX(10px);
  border-color: var(--color-electric-blue);
}

.contact-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--color-electric-blue), var(--color-neon-cyan));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-primary-dark);
  flex-shrink: 0;
}

.contact-details h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--color-text-primary);
}

.contact-details p {
  color: var(--color-text-secondary);
  margin: 0;
}

/* Error States */
.error {
  border-color: var(--color-vibrant-orange) !important;
}

.error-message {
  color: var(--color-vibrant-orange);
  font-size: 0.85rem;
  margin-top: 0.5rem;
}

.success-message {
  color: var(--color-neon-green);
  font-size: 0.85rem;
  margin-top: 0.5rem;
}

/* Loading States */
.loading {
  text-align: center;
  padding: 2rem;
  color: var(--color-text-secondary);
}

.loading::after {
  content: '';
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--glass-border);
  border-top-color: var(--color-electric-blue);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-left: 0.5rem;
  vertical-align: middle;
}

/* Responsive Adjustments */
@media (max-width: 968px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .footer-widgets {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-bottom-content {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 640px) {
  .footer-widgets {
    grid-template-columns: 1fr;
  }
  
  .blog-grid {
    grid-template-columns: 1fr;
  }
  
  .social-links {
    justify-content: center;
  }
  
  .scroll-to-top {
    bottom: 20px;
    right: 20px;
  }
  
  .custom-cursor,
  .cursor-follower {
    display: none;
  }
}

/* Accessibility */
.screen-reader-text {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-electric-blue);
  color: var(--color-primary-dark);
  padding: 1rem 1.5rem;
  text-decoration: none;
  z-index: 100000;
}

.skip-link:focus {
  top: 0;
}

/* Print Styles */
@media print {
  .site-header,
  .site-footer,
  .scroll-to-top,
  .menu-toggle {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
}