/* ==========================================================================
   Design Tokens & Variables
   ========================================================================== */
:root {
  /* Light Theme Variables */
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --bg-glass: rgba(255, 255, 255, 0.7);
  --border-color: #e2e8f0;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --accent-primary: #0d9488; /* Teal */
  --accent-secondary: #10b981; /* Emerald */
  --accent-glow: rgba(13, 148, 136, 0.15);
  --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05), 0 0 0 1px rgba(0, 0, 0, 0.02);
  --sidebar-width: 280px;
  --header-bg: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  --header-text: #f8fafc;
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
}

[data-theme="dark"] {
  /* Dark Theme Variables */
  --bg-primary: #090d16;
  --bg-secondary: #111827;
  --bg-tertiary: #1f2937;
  --bg-glass: rgba(17, 24, 39, 0.65);
  --border-color: #374151;
  --text-primary: #f9fafb;
  --text-secondary: #d1d5db;
  --text-muted: #9ca3af;
  --accent-primary: #06b6d4; /* Cyan/Teal */
  --accent-secondary: #10b981; /* Emerald */
  --accent-glow: rgba(6, 182, 212, 0.2);
  --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.05);
  --header-bg: linear-gradient(135deg, #0d1527 0%, #111827 100%);
  --header-text: #f9fafb;
}

/* ==========================================================================
   Base resets & typography
   ========================================================================== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  transition: background-color 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
  padding-top: 70px; /* Space for sticky nav */
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.25;
}

a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--accent-secondary);
}

ul {
  list-style-type: none;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: var(--radius-sm);
  border: 2px solid var(--bg-primary);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-primary);
}

/* ==========================================================================
   Navigation Bar (Controls)
   ========================================================================== */
.controls-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  height: 70px;
  display: flex;
  align-items: center;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.controls-container {
  max-width: 1100px;
  width: 90%;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 20px;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

.logo-text span {
  color: var(--accent-primary);
  font-weight: 400;
  font-size: 14px;
}

.buttons-group {
  display: flex;
  gap: 12px;
  align-items: center;
}

/* Buttons System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid transparent;
}

.btn-icon {
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: 50%;
  background-color: var(--bg-tertiary);
  border-color: var(--border-color);
  color: var(--text-primary);
}

.btn-icon:hover {
  background-color: var(--accent-glow);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.btn-text {
  background-color: var(--bg-tertiary);
  border-color: var(--border-color);
  color: var(--text-secondary);
}

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

.btn-primary {
  background-color: var(--accent-primary);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--accent-secondary);
  box-shadow: 0 4px 12px var(--accent-glow);
  transform: translateY(-1px);
}

/* Theme Icon Switcher Display */
[data-theme="dark"] .sun-icon { display: block; }
[data-theme="dark"] .moon-icon { display: none; }
[data-theme="light"] .sun-icon { display: none; }
[data-theme="light"] .moon-icon { display: block; }

/* ==========================================================================
   CV Wrapper & Layout
   ========================================================================== */
.resume-wrapper {
  max-width: 1000px;
  width: 95%;
  margin: 30px auto 60px auto;
  background-color: var(--bg-secondary);
  border-radius: var(--radius-lg);
  box-shadow: var(--card-shadow);
  overflow: hidden;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

/* Header Area */
.resume-header {
  background: var(--header-bg);
  color: var(--header-text);
  padding: 40px;
  border-bottom: 1px solid var(--border-color);
  position: relative;
}

/* Monogram / Avatar styling */
.header-main {
  display: flex;
  gap: 30px;
  align-items: center;
}

.header-avatar {
  width: 100px;
  height: 100px;
  background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-family: var(--font-heading);
  font-size: 40px;
  font-weight: 800;
  flex-shrink: 0;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
  overflow: hidden;
}

.header-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.header-titles {
  flex-grow: 1;
}

.header-titles h1 {
  color: #ffffff;
  font-size: 36px;
  letter-spacing: -1px;
  margin-bottom: 4px;
}

.header-titles .subtitle {
  font-size: 16px;
  font-weight: 500;
  color: var(--accent-primary);
  margin-bottom: 15px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.header-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  font-size: 13px;
  color: var(--text-muted);
}

.header-meta .meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-meta .meta-item a {
  color: inherit;
}

.header-meta .meta-item a:hover {
  color: var(--accent-primary);
}

.header-links {
  margin-top: 15px;
  display: flex;
  gap: 12px;
}

.badge-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.08);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--text-secondary);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.2s ease;
}

.badge-link:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--accent-primary);
  color: #ffffff;
}

/* ==========================================================================
   CV Body Structure
   ========================================================================== */
.resume-body {
  display: grid;
  grid-template-columns: 2.8fr 1.2fr;
  transition: all 0.3s ease;
}

.content-primary {
  padding: 40px;
  border-right: 1px solid var(--border-color);
}

.content-secondary {
  padding: 40px;
  background-color: rgba(0, 0, 0, 0.01);
}

/* Sections Styling */
.resume-section {
  margin-bottom: 35px;
}

.resume-section:last-of-type {
  margin-bottom: 0;
}

.resume-section h2 {
  font-size: 20px;
  margin-bottom: 20px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border-color);
  position: relative;
}

.resume-section h2::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--accent-primary);
}

.resume-section p {
  color: var(--text-secondary);
  font-size: 14px;
}

/* ==========================================================================
   Skills Filter & Dashboard
   ========================================================================== */
.skills-filter-container {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.filter-label {
  font-weight: 600;
  font-size: 13px;
  color: var(--text-muted);
}

.filter-buttons {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.filter-btn {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-btn:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.filter-btn.active {
  background-color: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #ffffff;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 15px;
}

.skill-category-card {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 15px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.skill-category-card h3 {
  font-size: 14px;
  margin-bottom: 10px;
  color: var(--accent-primary);
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.skill-tag {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 4px;
  font-weight: 500;
  transition: all 0.2s ease;
}

.skill-tag:hover {
  background-color: var(--accent-glow);
  border-color: var(--accent-primary);
  color: var(--text-primary);
  transform: translateY(-1px);
}

/* Filtering Animations Classes */
.skill-category-card.dimmed {
  opacity: 0.25;
  transform: scale(0.97);
  filter: grayscale(80%);
}

.skill-category-card.highlighted {
  border-color: var(--accent-primary);
  box-shadow: 0 4px 12px var(--accent-glow);
  transform: scale(1.02);
}

/* ==========================================================================
   Experience Timeline Style
   ========================================================================== */
.timeline {
  position: relative;
  padding-left: 20px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background-color: var(--border-color);
}

.timeline-item {
  position: relative;
  margin-bottom: 25px;
}

.timeline-item:last-of-type {
  margin-bottom: 0;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -24px;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--bg-secondary);
  border: 2px solid var(--accent-primary);
  transition: background-color 0.2s ease;
}

.timeline-item:hover::before {
  background-color: var(--accent-secondary);
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 8px;
  flex-wrap: wrap;
  gap: 4px;
}

.timeline-title-group h3 {
  font-size: 16px;
  color: var(--text-primary);
}

.timeline-title-group .company {
  font-size: 13px;
  font-weight: 500;
  color: var(--accent-primary);
}

.case-study-link {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent-primary);
  text-decoration: none;
  transition: all 0.2s ease;
  display: inline-block;
}

.case-study-link:hover {
  color: var(--accent-secondary);
  text-decoration: underline;
}

.timeline-date {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  background-color: var(--bg-tertiary);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.timeline-bullets {
  list-style-type: none;
  font-size: 13px;
  color: var(--text-secondary);
}

.timeline-bullets li {
  position: relative;
  padding-left: 14px;
  margin-bottom: 6px;
}

.timeline-bullets li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--accent-primary);
}

/* ==========================================================================
   Architecture Projects Cards
   ========================================================================== */
.project-card {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 15px;
  transition: all 0.2s ease;
}

.project-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--card-shadow);
  border-color: var(--accent-primary);
}

.project-card h3 {
  font-size: 15px;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.project-card p {
  font-size: 13px;
  color: var(--text-secondary);
}

/* ==========================================================================
   Sidebar Elements
   ========================================================================== */
.sidebar-section {
  margin-bottom: 30px;
}

.sidebar-section h2 {
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 15px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--border-color);
  position: relative;
}

.sidebar-section h2::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--accent-primary);
}

/* Certifications */
.certifications-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.cert-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.cert-icon {
  color: var(--accent-primary);
  flex-shrink: 0;
}

.cert-details {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}

.cert-details strong {
  font-size: 13px;
  color: var(--text-primary);
}

.cert-details span {
  font-size: 12px;
  color: var(--text-muted);
}

/* Education */
.education-item {
  line-height: 1.4;
}

.education-item strong {
  font-size: 13px;
  color: var(--text-primary);
  display: block;
}

.education-item .school {
  font-size: 12px;
  color: var(--accent-primary);
  margin-top: 2px;
}

.education-item .edu-date {
  font-size: 11px;
  color: var(--text-muted);
}

/* Languages */
.languages-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.lang-item {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
}

.lang-item strong {
  color: var(--text-primary);
}

.lang-item span {
  color: var(--text-muted);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.resume-footer {
  padding: 24px;
  text-align: center;
  border-top: 1px solid var(--border-color);
  background-color: rgba(0, 0, 0, 0.02);
  font-size: 12px;
  color: var(--text-muted);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 850px) {
  body {
    padding-top: 120px; /* More space for wrapped navigation */
  }

  .controls-bar {
    height: auto;
    padding: 12px 0;
  }

  .controls-container {
    flex-direction: column;
    gap: 10px;
    align-items: center;
  }

  .resume-body {
    grid-template-columns: 1fr;
  }

  .content-primary {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding: 24px;
  }

  .content-secondary {
    padding: 24px;
  }

  .resume-header {
    padding: 24px;
  }

  .header-main {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 15px;
  }

  .header-meta {
    justify-content: center;
  }

  .header-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .header-titles h1 {
    font-size: 28px;
  }
  
  .timeline-header {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .timeline-date {
    margin-top: 4px;
  }
}

/* Collapsible Diagram Styles */
.diagram-collapse {
  margin-top: 15px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all 0.3s ease;
}

.diagram-collapse summary {
  padding: 10px 15px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 13px;
  color: var(--accent-primary);
  cursor: pointer;
  outline: none;
  user-select: none;
  background-color: rgba(0, 0, 0, 0.02);
  transition: background-color 0.2s ease, color 0.2s ease;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.diagram-collapse summary::-webkit-details-marker {
  display: none;
}

.diagram-collapse summary::before {
  content: '▶';
  font-size: 9px;
  transition: transform 0.2s ease;
  display: inline-block;
}

.diagram-collapse[open] summary::before {
  transform: rotate(90deg);
}

.diagram-collapse summary:hover {
  background-color: var(--accent-glow);
  color: var(--accent-secondary);
}

.diagram-collapse[open] summary {
  border-bottom: 1px solid var(--border-color);
  background-color: var(--accent-glow);
}

.diagram-collapse .diagram-viewport {
  padding: 20px;
  overflow-x: auto;
  display: flex;
  justify-content: center;
}

/* ==========================================================================
   Print Optimization (@media print)
   ========================================================================== */
@media print {
  /* Define A4 page dimensions and margins */
  @page {
    size: A4 portrait;
    margin: 10mm 12mm 10mm 12mm;
  }

  /* Reset document body for print */
  body {
    background-color: #ffffff !important;
    color: #0d1527 !important;
    font-size: 11px !important;
    line-height: 1.35 !important;
    padding-top: 0 !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  /* Hide interactive/web-only components */
  .controls-bar,
  .skills-filter-container,
  .resume-footer,
  #copy-md-btn,
  #print-btn,
  #theme-toggle,
  .diagram-collapse,
  .diagram-modal {
    display: none !important;
  }

  /* Expand resume wrapper to use full printable area */
  .resume-wrapper {
    box-shadow: none !important;
    margin: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
    border-radius: 0 !important;
    background-color: #ffffff !important;
  }

  /* Header Section: Black text on white background with clean borders */
  .resume-header {
    background: none !important;
    color: #0d1527 !important;
    border-bottom: 2px solid #0d9488 !important; /* Keep primary brand accent */
    padding: 0 0 12px 0 !important;
    margin-bottom: 10px !important;
  }

  .header-avatar {
    border: 2px solid #0d9488 !important;
    background: #0d9488 !important;
    color: #ffffff !important;
    box-shadow: none !important;
    width: 75px !important;
    height: 75px !important;
    font-size: 28px !important;
    border-radius: var(--radius-sm) !important;
  }

  .header-titles h1 {
    color: #0d1527 !important;
    font-size: 24px !important;
    margin-bottom: 2px !important;
  }

  .header-titles .subtitle {
    color: #0d9488 !important;
    font-size: 12px !important;
    font-weight: 700 !important;
    margin-bottom: 8px !important;
  }

  .header-meta {
    color: #475569 !important;
    font-size: 11px !important;
    gap: 10px 18px !important;
  }

  .header-links {
    margin-top: 8px !important;
    gap: 8px !important;
  }

  .badge-link {
    border: 1px solid #cbd5e1 !important;
    color: #0f172a !important;
    background: #f1f5f9 !important;
    font-weight: 600 !important;
    font-size: 10px !important;
    padding: 2px 6px !important;
  }

  /* Two-column layout matching web layout but scaled for print dimensions */
  .resume-body {
    display: grid !important;
    grid-template-columns: 73% 27% !important;
    gap: 15px !important;
  }

  .content-primary {
    padding: 10px 15px 0 0 !important;
    border-right: 1px solid #e2e8f0 !important;
  }

  .content-secondary {
    padding: 10px 0 0 0 !important;
    background: none !important;
  }

  /* Print Section Adjustments */
  .resume-section {
    margin-bottom: 16px !important;
  }

  .resume-section h2 {
    font-size: 13px !important;
    border-bottom: 1.5px solid #0d9488 !important;
    margin-bottom: 10px !important;
    padding-bottom: 2px !important;
    color: #0d1527 !important;
  }

  .resume-section h2::after {
    display: none !important;
  }

  /* Technical Skills Compact Layout */
  .skills-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 8px !important;
  }

  .skill-category-card {
    background: #f8fafc !important;
    border: 1px solid #e2e8f0 !important;
    padding: 8px !important;
    border-radius: var(--radius-sm) !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
  }

  .skill-category-card h3 {
    color: #0d9488 !important;
    font-size: 11px !important;
    margin-bottom: 4px !important;
  }

  .skill-tag {
    background: #ffffff !important;
    border: 1px solid #cbd5e1 !important;
    color: #334155 !important;
    font-size: 9.5px !important;
    padding: 1.5px 4px !important;
  }

  /* Timelines print */
  .timeline {
    padding-left: 14px !important;
  }

  .timeline::before {
    background-color: #cbd5e1 !important;
  }

  .timeline-item {
    page-break-inside: avoid !important;
    break-inside: avoid !important;
    margin-bottom: 12px !important;
  }

  .timeline-item::before {
    border-color: #0d9488 !important;
    background-color: #ffffff !important;
    left: -19px !important;
    width: 8px !important;
    height: 8px !important;
  }

  .timeline-header {
    margin-bottom: 4px !important;
  }

  .timeline-title-group h3 {
    font-size: 12.5px !important;
  }

  .timeline-title-group .company {
    color: #0d9488 !important;
    font-size: 11px !important;
    font-weight: 700 !important;
  }

  .timeline-date {
    background: #f1f5f9 !important;
    border: 1px solid #cbd5e1 !important;
    color: #334155 !important;
    font-weight: 600 !important;
    font-size: 10px !important;
    padding: 1px 5px !important;
  }

  .timeline-bullets {
    font-size: 11px !important;
  }

  .timeline-bullets li {
    margin-bottom: 3px !important;
    padding-left: 10px !important;
  }

  .timeline-bullets li::before {
    color: #0d9488 !important;
  }

  /* Projects cards print */
  .project-card {
    background: #f8fafc !important;
    border: 1px solid #e2e8f0 !important;
    padding: 8px 10px !important;
    margin-bottom: 8px !important;
    border-radius: var(--radius-sm) !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
  }

  .project-card h3 {
    color: #0f172a !important;
    font-size: 11px !important;
    margin-bottom: 4px !important;
  }

  .project-card p {
    font-size: 10.5px !important;
  }

  /* Sidebar Elements print */
  .sidebar-section {
    page-break-inside: avoid !important;
    break-inside: avoid !important;
    margin-bottom: 16px !important;
  }

  .sidebar-section h2 {
    font-size: 11px !important;
    border-bottom: 1.5px solid #0d9488 !important;
    padding-bottom: 2px !important;
    color: #0d1527 !important;
  }

  .sidebar-section h2::after {
    display: none !important;
  }

  .certifications-list {
    gap: 8px !important;
  }

  .cert-item {
    gap: 6px !important;
  }

  .cert-details strong {
    font-size: 11px !important;
    color: #0f172a !important;
  }

  .cert-details span {
    font-size: 10px !important;
  }

  .cert-icon {
    color: #0d9488 !important;
  }

  .education-item strong {
    font-size: 11px !important;
  }

  .education-item .school {
    font-size: 10px !important;
  }

  .education-item .edu-date {
    font-size: 10px !important;
  }

  .lang-item {
    font-size: 11px !important;
  }

  /* Strategic page breaks to fit exactly 2 A4 pages */
  /* Page 1: Header, Summary, Skills Dashboard, and first 2 Experiences (Present and 2025-2026) */
  /* Page 2: Experience 3 (2020-2024), Experience 4, Experience 5, Projects, and Education/Languages */
  .timeline-item:nth-child(3) {
    page-break-before: always !important;
    break-before: page !important;
  }
}

/* ==========================================================================
   Interactive Diagram Modal Styles
   ========================================================================== */
.diagram-viewport {
  position: relative;
}

.diagram-expand-trigger {
  position: absolute;
  top: 15px;
  right: 15px;
  background-color: var(--bg-glass);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-color);
  color: var(--accent-primary);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, visibility 0.2s, background-color 0.2s, color 0.2s, transform 0.2s;
  z-index: 10;
  box-shadow: var(--card-shadow);
}

.diagram-viewport:hover .diagram-expand-trigger {
  opacity: 1;
  visibility: visible;
}

.diagram-expand-trigger:hover {
  background-color: var(--accent-glow);
  color: var(--accent-secondary);
  transform: scale(1.05);
}

.diagram-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(13, 21, 39, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

[data-theme="light"] .diagram-modal {
  background-color: rgba(248, 250, 252, 0.85);
}

.diagram-modal.active {
  opacity: 1;
  pointer-events: auto;
}

.diagram-modal-content {
  position: relative;
  width: 90%;
  height: 85%;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 50px 30px 30px 30px;
  box-shadow: var(--card-shadow), 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transform: scale(0.95);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.diagram-modal.active .diagram-modal-content {
  transform: scale(1);
}

.diagram-modal-body {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  cursor: grab;
  user-select: none;
}

.diagram-modal-body:active {
  cursor: grabbing;
}

.diagram-modal-body svg {
  transform-origin: center center;
  user-select: none;
  pointer-events: none; /* Let dragging work smoothly without intersecting svg elements */
}

.diagram-modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color 0.2s, color 0.2s, transform 0.2s;
  z-index: 10001;
}

.diagram-modal-close:hover {
  background-color: var(--accent-glow);
  color: var(--accent-primary);
  transform: rotate(90deg);
}

.diagram-modal-controls {
  position: absolute;
  bottom: 25px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  padding: 8px 20px;
  border-radius: 30px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  z-index: 10001;
}

.diagram-modal-ctrl-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 6px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s, color 0.2s, transform 0.1s;
}

.diagram-modal-ctrl-btn:hover {
  background-color: var(--border-color);
  color: var(--accent-primary);
}

.diagram-modal-ctrl-btn:active {
  transform: scale(0.95);
}