/* Sidebar Component Styles */
.sidebar {
  background: linear-gradient(180deg, var(--bg-secondary) 0%, #f1f5f9 100%);
  box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
}

/* Sidebar scrolling - Desktop only */
@media (min-width: 768px) {
  .sidebar {
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
  }
}

/* Sidebar inner container */
.sidebar-inner {
  position: relative;
  min-height: 100vh;
  padding: var(--space-8) var(--space-6);
  padding-bottom: var(--space-6);
  box-sizing: border-box;
}

/* Sidebar Close Button */
.sidebar-close {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  width: 32px;
  height: 32px;
  /* Mobile touch optimization */
  pointer-events: auto;
  touch-action: manipulation;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0.1);
  cursor: pointer;
  display: none; /* show only on mobile when visible */
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  z-index: 10003; /* Highest z-index - above profile photo (10002) */
  pointer-events: auto; /* Ensure it's always clickable */
}
.sidebar-close:hover { 
  color: var(--text-primary); 
  background: var(--bg-secondary);
  border-radius: 50%;
}

.sidebar-inner::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: var(--space-6);
  right: var(--space-6);
  height: 1px;
  background: linear-gradient(to right, transparent, var(--border-color), transparent);
}

/* Profile Section */
.profile-photo {
  position: relative;
  z-index: 10002; /* Always in front - above top-nav (10000) and sidebar (10001) */
}

.profile-photo::before {
  content: '';
  position: absolute;
  top: -4px;
  left: 50%;
  -webkit-transform: translateX(-50%); /* Safari transform prefix */
  transform: translateX(-50%);
  width: 128px;
  height: 128px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: 50%;
  z-index: -1;
  opacity: 0.1;
}

/* Contact Info Enhancements */
.contact-info {
  background-color: var(--bg-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-sm);
}

.contact-item {
  border-bottom: 1px solid var(--border-color);
  padding: var(--space-3) 0;
  transition: color var(--transition-hover), background-color var(--transition-hover);
}

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

.contact-item:hover {
  background-color: var(--bg-secondary);
  margin: 0 calc(-1 * var(--space-4));
  padding-left: var(--space-4);
  padding-right: var(--space-4);
  border-radius: var(--radius-base);
}

/* Navigation Enhancements */
.sidebar-nav {
  background-color: var(--bg-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  box-shadow: var(--shadow-sm);
}

/* Hide sidebar navigation on desktop - show only on mobile */
@media (min-width: 768px) {
  .sidebar-nav {
    display: none;
  }
}

.nav-item {
  position: relative;
  transition: color var(--transition-hover), background-color var(--transition-hover);
}

.nav-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  -webkit-transform: translateY(-50%); /* Safari transform prefix */
  transform: translateY(-50%);
  width: 3px;
  height: 0;
  background: linear-gradient(to bottom, var(--primary-color), var(--accent-color));
  border-radius: var(--radius-full);
  transition: height var(--transition-base);
}

.nav-item:hover::before,
.nav-item.active::before {
  height: 20px;
}

.nav-item.active {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
  color: white;
  box-shadow: var(--shadow-md);
}

/* Skills Preview Enhancements */
.skills-preview {
  background-color: var(--bg-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.skills-preview h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-6);
  text-align: center;
  position: relative;
}

.skills-preview h3::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  -webkit-transform: translateX(-50%); /* Safari transform prefix */
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background: linear-gradient(to right, var(--primary-color), var(--accent-color));
  border-radius: var(--radius-full);
}

.skill-bar {
  position: relative;
}

.skill-progress {
  position: relative;
  overflow: hidden;
}

.skill-progress::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, 
    transparent 0%, 
    rgba(255, 255, 255, 0.3) 50%, 
    transparent 100%);
  -webkit-animation: shimmer 2s infinite; /* Safari animation prefix */
  animation: shimmer 2s infinite;
}

@-webkit-keyframes shimmer {
  0% { -webkit-transform: translateX(-100%); transform: translateX(-100%); }
  100% { -webkit-transform: translateX(100%); transform: translateX(100%); }
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* Social Links Enhancements */
.social-links {
  background-color: var(--bg-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-4);
}

.social-links a {
  position: relative;
  overflow: hidden;
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
}

/* Preview CV Button - Simple and Clean */
.sidebar .btn.btn-outline.btn-block,
.sidebar .btn.btn-block {
  display: flex !important;
  justify-content: flex-start !important; /* Changed to flex-start for proper icon/text alignment */
  align-items: center !important;
  gap: var(--space-4) !important; /* Increased gap for better spacing (16px) */
  text-align: left !important; /* Align text to left */
  padding-left: var(--space-6) !important; /* Add left padding for proper spacing */
  width: 100%;
}

.social-links a::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, 
    transparent, 
    rgba(255, 255, 255, 0.2), 
    transparent);
  transition: left 0.5s;
}

.social-links a:hover::before {
  left: 100%;
}

.social-links a svg, .social-icon {
  filter: none !important;
  transition: box-shadow 180ms ease, transform 180ms ease, color 150ms ease, filter 150ms ease;
  box-shadow: 0 0 4px rgba(34,139,34,0.10); /* soft green shadow */
  color: var(--text-primary);
  shape-rendering: geometricPrecision;
  text-rendering: optimizeLegibility;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}
.social-links a:hover svg, .social-icon:hover {
  filter: none !important;
  box-shadow: 0 0 7px 2px rgba(34,139,34,0.12);
  color: var(--primary-color);
}

/* Download CV Button */
.download-cv {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.download-cv::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, 
    transparent, 
    rgba(255, 255, 255, 0.2), 
    transparent);
  transition: left 0.5s;
}

.download-cv:hover::before {
  left: 100%;
}

.download-cv:hover {
  -webkit-transform: translateY(-2px); /* Safari transform prefix */
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Mobile sidebar adjustments */
@media (max-width: 767px) {
  .sidebar {
    background: var(--bg-primary) !important; /* Deep black #0a0a0a */
    box-shadow: 2px 0 20px rgba(0, 0, 0, 0.15);
    /* Width and position controlled in layout.css */
  }

  /* Close button hidden by default, shown via JS when sidebar opens */
  .sidebar-close {
    display: none !important;
    width: 44px !important; /* Larger tap target on mobile */
    height: 44px !important; /* Larger tap target on mobile */
    top: var(--space-2) !important;
    right: var(--space-2) !important;
  }
  
  .sidebar.active .sidebar-close {
    display: flex !important;
    pointer-events: auto !important;
    z-index: 10006 !important; /* Above sidebar (10004), top-nav (10001), hamburger (10005) */
  }

  .sidebar-inner {
    padding: var(--space-8) var(--space-6);
    padding-top: 80px !important; /* Extra padding at top to clear the profile photo from top nav bar */
    width: 100%;
    min-height: 100%;
    /* CRITICAL: Extra padding at bottom for scrolling to end - Reduced by 20% */
    padding-bottom: 100px;
    box-sizing: border-box;
    background: var(--bg-primary) !important; /* Deep black #0a0a0a */
  }
  
  /* Prevent horizontal overflow */
  .sidebar-inner > * {
    max-width: 100%;
    overflow-x: hidden;
  }
  
  /* Mobile: Remove headshot background glow - use deep black instead */
  .profile-photo::before {
    background: var(--bg-primary) !important; /* Deep black #0a0a0a instead of gradient */
    opacity: 1 !important; /* Solid color, no transparency */
  }
  
  .profile-photo img {
    width: 100px;
    height: 100px;
    /* Prevent image movement/dragging on mobile */
    -webkit-user-drag: none;
    -webkit-touch-callout: none;
    user-select: none;
    pointer-events: none;
    transform: none !important;
  }
  
  .profile-name {
    font-size: var(--text-lg);
  }
  
  .profile-title {
    font-size: var(--text-sm);
  }
  
  /* Contact items - Mobile: SM */
  .contact-item {
    font-size: var(--text-sm);
  }
  
  /* Mobile: All inner containers use deep black */
  .contact-info,
  .sidebar-nav,
  .skills-preview,
  .social-links {
    margin-bottom: var(--space-6);
    background-color: var(--bg-primary) !important; /* Deep black #0a0a0a */
  }
  
  /* Show sidebar navigation on mobile */
  .sidebar-nav {
    display: block;
  }
  
  .skills-preview {
    padding: var(--space-4);
  }
  
  .skills-preview h3 {
    font-size: var(--text-base);
    margin-bottom: var(--space-4);
  }
  
  .skill-bar {
    margin-bottom: var(--space-3);
  }
}

/* Small Mobile - Font size adjustments */
@media (max-width: 479px) {
  .profile-name {
    font-size: var(--text-base) !important; /* Small Mobile: BASE */
  }
  
  .profile-title {
    font-size: var(--text-xs) !important; /* Small Mobile: XS */
  }
}

/* Ultra Small Screens (≤360px) - Extra Small Font Sizes (XSS) */
@media (max-width: 360px) {
  .profile-name {
    font-size: var(--text-sm) !important; /* Ultra Small: SM (12-14px) */
  }
  
  .profile-title {
    font-size: var(--text-xss) !important; /* Ultra Small: XSS (8-10px) */
  }
  
  .contact-item {
    font-size: var(--text-xs) !important; /* Ultra Small: XS (10-12px) */
  }
  
  .skills-preview h3 {
    font-size: var(--text-sm) !important; /* Ultra Small: SM (12-14px) */
  }
}

/* Scrollbar Styling for Sidebar */
.sidebar::-webkit-scrollbar {
  width: 6px;
}

.sidebar::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

.sidebar::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: var(--radius-full);
}

.sidebar::-webkit-scrollbar-thumb:hover {
  background: var(--primary-hover);
}

/* Focus States for Accessibility */
.nav-item:focus,
.contact-item:focus,
.social-links a:focus,
.download-cv:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Animation for sidebar entrance */
@media (prefers-reduced-motion: no-preference) {
  .sidebar {
    -webkit-animation: slideInLeft 0.5s ease-out; /* Safari animation prefix */
    animation: slideInLeft 0.5s ease-out;
  }
  
  @-webkit-keyframes slideInLeft {
    from {
      -webkit-transform: translateX(-100%); /* Safari transform prefix */
      transform: translateX(-100%);
    }
    to {
      -webkit-transform: translateX(0); /* Safari transform prefix */
      transform: translateX(0);
    }
  }
  
  @keyframes slideInLeft {
    from {
      transform: translateX(-100%);
    }
    to {
      transform: translateX(0);
    }
  }
}

/* Sidebar scrolling state */
.sidebar-scrolling {
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.1);
  transition: box-shadow 0.2s ease;
}

.sidebar-scrolling::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  z-index: 10;
  transition: opacity 0.2s ease;
}

/* Scroll behavior improvements */
.sidebar {
  scroll-behavior: auto; /* Disable smooth scroll to prevent vibration */
  -webkit-overflow-scrolling: touch; /* iOS smooth scrolling */
  overscroll-behavior: contain; /* Prevent scroll chaining */
}

/* Visual feedback when hovering sidebar */
.sidebar.sidebar-hover {
  box-shadow: 2px 0 15px rgba(0, 0, 0, 0.15);
  transition: box-shadow 0.3s ease;
  cursor: default;
}

/* Visual indicator when actively scrolling sidebar independently */
.sidebar.sidebar-scrolling::after {
  content: '';
  position: fixed;
  top: 0;
  right: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, var(--primary-color), var(--accent-color));
  opacity: 0.7;
  pointer-events: none;
  z-index: 101;
  transition: opacity 0.3s ease;
}

/* Custom scrollbar for better control */
.sidebar::-webkit-scrollbar {
  width: 7px; /* Reduced from 8px by ~12.5% */
}

.sidebar::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 4px;
  transition: background 0.2s ease;
}

.sidebar::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.3);
}

/* Firefox scrollbar */
.sidebar {
  scrollbar-width: thin;
  scrollbar-color: rgba(0, 0, 0, 0.2) transparent;
}

/* Sidebar Extra Content */
.sidebar-extra-content {
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-color);
}

.sidebar-extra-content h4 {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-3);
  margin-top: var(--space-4);
}

.sidebar-extra-content h4:first-child {
  margin-top: 0;
}

.stat-item {
  display: -webkit-flex; /* Safari flexbox prefix */
  display: flex;
  -webkit-justify-content: space-between; /* Safari justify-content prefix */
  justify-content: space-between;
  -webkit-align-items: center; /* Safari align-items prefix */
  align-items: center;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--border-color);
}

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

.stat-number {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--primary-color);
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.availability-text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

.role-tags {
  display: -webkit-flex; /* Safari flexbox prefix */
  display: flex;
  -webkit-flex-wrap: wrap; /* Safari flex-wrap prefix */
  flex-wrap: wrap;
  gap: var(--space-2);
}

.role-tag {
  display: inline-block;
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  background-color: var(--primary-color);
  color: white;
  border-radius: var(--radius-sm);
}