/* ===============================================
   MODERN DESIGN SYSTEM - CONSOLIDATED
   =============================================== */

/* CSS Custom Properties (Design Tokens) */
:root {
  /* Color Palette - Professional Security Theme */
  --color-primary: #2563eb;
  --color-primary-light: #3b82f6;
  --color-primary-dark: #1d4ed8;
  --color-secondary: #059669;
  --color-secondary-light: #10b981;
  --color-accent: #dc2626;
  
  /* Neutral Colors */
  --color-gray-50: #f8fafc;
  --color-gray-100: #f1f5f9;
  --color-gray-200: #e2e8f0;
  --color-gray-300: #cbd5e1;
  --color-gray-400: #94a3b8;
  --color-gray-500: #64748b;
  --color-gray-600: #475569;
  --color-gray-700: #334155;
  --color-gray-800: #1e293b;
  --color-gray-900: #0f172a;
  
  /* Semantic Colors */
  --color-background: #ffffff;
  --color-background-alt: #f8fafc;
  --color-background-subtle: #f1f5f9;
  --color-text-primary: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #64748b;
  --color-text-inverse: #ffffff;
  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;
  
  /* Typography */
  --font-family-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-family-serif: 'Merriweather', Georgia, serif;
  --font-family-mono: 'JetBrains Mono', 'Fira Code', Monaco, monospace;
  
  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  
  /* Borders */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 1rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  --shadow-embossed: -5px -5px 5px #888;
}

/* Dark Mode */
@media (prefers-color-scheme: dark) {
  :root {
    --color-background: #0f172a;
    --color-background-alt: #1e293b;
    --color-background-subtle: #334155;
    --color-text-primary: #f8fafc;
    --color-text-secondary: #cbd5e1;
    --color-text-muted: #94a3b8;
    --color-border: #334155;
    --color-border-light: #1e293b;
  }
}

/* ===============================================
   BASE STYLES
   =============================================== */

/* Reset */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-family-sans);
  font-size: 1rem;
  line-height: 1.625;
  color: var(--color-text-primary);
  background-color: var(--color-background);
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-4);
}

@media (min-width: 768px) {
  body {
    padding: var(--space-8);
  }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text-primary);
  font-family: var(--font-family-sans);
}

h1 { font-size: 1.875rem; margin-bottom: var(--space-6); }
h2 { font-size: 1.5rem; margin-bottom: var(--space-4); margin-top: var(--space-8); }
h3 { font-size: 1.25rem; margin-bottom: var(--space-3); margin-top: var(--space-6); }

p {
  margin: 0 0 var(--space-4) 0;
  color: var(--color-text-secondary);
  line-height: 1.625;
}

/* Links */
a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.15s ease-in-out;
}

a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* Code */
code {
  font-family: var(--font-family-mono);
  font-size: 0.875rem;
  background-color: var(--color-background-subtle);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

pre {
  font-family: var(--font-family-mono);
  font-size: 0.875rem;
  background-color: var(--color-background-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  overflow-x: auto;
  margin: var(--space-4) 0;
}

pre code {
  background: none;
  border: none;
  padding: 0;
}

/* Images */
img, iframe, video { 
  max-width: 100%; 
  height: auto;
  border-radius: var(--radius-lg);
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-6) 0;
  background-color: var(--color-background);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

th, td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

th {
  background-color: var(--color-background-alt);
  font-weight: 600;
  color: var(--color-text-primary);
}

/* Blockquotes */
blockquote {
  margin: var(--space-6) 0;
  padding: var(--space-4) var(--space-6);
  background-color: var(--color-background-alt);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  font-style: italic;
  color: var(--color-text-secondary);
}

/* Horizontal Rules */
hr {
  border: none;
  height: 1px;
  background-color: var(--color-border);
  margin: var(--space-8) 0;
}

/* Banner Divider */
.banner-divider {
  border: none;
  height: 1px;
  background-color: var(--color-border);
  margin: var(--space-4) 0 var(--space-6) 0;
}

/* ===============================================
   HEADER & NAVIGATION
   =============================================== */

.site-header {
  background-color: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
}

@media (prefers-color-scheme: dark) {
  .site-header {
    background-color: rgba(15, 23, 42, 0.95);
  }
}

.top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) 0;
  position: relative;
}

.brand {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text-primary);
  text-decoration: none;
}

.brand:hover {
  color: var(--color-primary);
  text-decoration: none;
}

/* Menu */
.menu {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
  margin: 0;
  padding: 0;
}

.menu a {
  font-weight: 500;
  color: var(--color-text-secondary);
  text-decoration: none;
  padding: var(--space-2) var(--space-2);
  border-radius: var(--radius-md);
  transition: all 0.15s ease-in-out;
}

.menu a:hover {
  color: var(--color-primary);
  background-color: var(--color-background-alt);
  text-decoration: none;
}

/* Menu separators */
.menu li:not(:last-child)::after {
  content: '|';
  color: var(--color-border);
  font-weight: 300;
  /* margin-left: var(--space-2); */
}

/* Mobile Menu */
.menu-button-container {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 32px;
  height: 32px;
  cursor: pointer;
}

#menu-toggle {
  display: none;
}

.menu-button,
.menu-button::before,
.menu-button::after {
  display: block;
  background-color: var(--color-text-primary);
  position: absolute;
  height: 2px;
  width: 20px;
  transition: transform 300ms ease;
  border-radius: 1px;
}

.menu-button::before {
  content: '';
  margin-top: -6px;
}

.menu-button::after {
  content: '';
  margin-top: 6px;
}

#menu-toggle:checked + .menu-button-container .menu-button::before {
  margin-top: 0;
  transform: rotate(45deg);
}

#menu-toggle:checked + .menu-button-container .menu-button {
  background: transparent;
}

#menu-toggle:checked + .menu-button-container .menu-button::after {
  margin-top: 0;
  transform: rotate(-45deg);
}

@media (max-width: 768px) {
  .menu-button-container {
    display: flex;
  }
  
  .menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    border-top: none;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    gap: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.25s ease;
  }
  
  #menu-toggle:checked ~ .menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
  
  .menu li {
    width: 100%;
  }
  
  .menu a {
    display: block;
    padding: var(--space-4);
    border-bottom: 1px solid var(--color-border-light);
  }
  
  .menu li:last-child a {
    border-bottom: none;
  }
  
  /* Hide separators on mobile */
  .menu li:not(:last-child)::after {
    display: none;
  }
}

/* Banner */
.banner {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary-dark));
  color: var(--color-text-inverse);
  padding: var(--space-4) 0;
  text-align: center;
  margin: 0;
  box-shadow: var(--shadow-sm);
  font-weight: bold;
  border-radius: var(--radius-lg);
}

.banner-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
  color: var(--color-text-inverse);
  font-weight: var(--font-weight-medium);
}

.banner-content p {
  margin: 0;
  font-size: var(--font-size-lg);
}

.banner a {
  color: var(--color-text-inverse);
  text-decoration: underline;
  font-weight: var(--font-weight-semibold);
}

.banner a:hover {
  color: var(--color-background);
  text-decoration: none;
}

/* ===============================================
   HOME PAGE LAYOUT
   =============================================== */

/* Home Page Layout Presets */
.home-layout-50-50 {
  --home-image-flex: 0 0 50%;
  --home-content-flex: 1;
  --home-image-max-width: 400px;
}

.home-layout-40-60 {
  --home-image-flex: 0 0 40%;
  --home-content-flex: 1;
  --home-image-max-width: 350px;
}

.home-layout-30-70 {
  --home-image-flex: 0 0 30%;
  --home-content-flex: 1;
  --home-image-max-width: 300px;
}

.home-layout-60-40 {
  --home-image-flex: 0 0 60%;
  --home-content-flex: 1;
  --home-image-max-width: 450px;
}

/* Default layout (50/50) */
body:not([class*="home-layout-"]) {
  --home-image-flex: 0 0 50%;
  --home-content-flex: 1;
  --home-image-max-width: 400px;
}

#mainimg {
  flex: var(--home-image-flex, 0 0 50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

#maincontent {
  flex: var(--home-content-flex, 1);
  min-width: 0;
}

@media (min-width: 768px) {
  /* Only apply flex layout to home page main element */
  main[class*="home-layout-"] {
    display: flex;
    gap: var(--space-8);
    align-items: flex-start;
  }
  
  #mainimg {
    margin-bottom: 0;
  }
}

#mainimg img {
  width: 100%;
  max-width: var(--home-image-max-width, 400px);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
  transition: transform 0.25s ease;
}

#mainimg img:hover {
  transform: scale(1.02);
}

/* Social Navigation */
.social-navigation {
    display: flex;
  flex-wrap: wrap;
    justify-content: center;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.social_icons {
  width: 40px;
  height: 40px;
  padding: var(--space-2);
  border-radius: var(--radius-lg);
  background-color: var(--color-background-alt);
  transition: all 0.15s ease;
  border: 1px solid var(--color-border);
}

.social_icons:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.social-text-link {
  padding: var(--space-2) var(--space-3);
  background-color: var(--color-background-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.15s ease;
}

.social-text-link:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-text-inverse);
  text-decoration: none;
}

/* ===============================================
   CARDS & COMPONENTS
   =============================================== */

/* Project and Gadget Cards */
#featured_home, #widget_home {
  background-color: var(--color-background-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin: var(--space-4);
  box-shadow: var(--shadow-embossed);
  transition: all 0.25s ease;
    display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-height: 280px;
  position: relative;
}

#featured_home:hover, #widget_home:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--color-primary-light);
}

#featured_home a, #widget_home a {
  color: var(--color-text-primary);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  flex: 1;
}

#featured_home a:hover, #widget_home a:hover {
  text-decoration: none;
}

#featured_home b, #widget_home b {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

/* Project Section Headers */
.project-section-header {
  background: linear-gradient(135deg, var(--color-background-alt), var(--color-background-subtle));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-6);
  margin: var(--space-8) 0 var(--space-6) 0;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.project-section-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin: 0;
}

/* Project Links */
.project-links {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-4);
  flex-wrap: wrap;
}

.project-links a {
  padding: var(--space-2) var(--space-4);
  background-color: var(--color-background-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.15s ease;
  text-decoration: none;
}

.project-links a:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-text-inverse);
  text-decoration: none;
  transform: translateY(-1px);
}

/* Images */
.img_gadget {
  max-width: 100%;
  max-height: 180px;
  object-fit: contain;
  border-radius: var(--radius-lg);
  transition: transform 0.25s ease;
}

.img_gadget:hover {
  transform: scale(1.05);
}

/* ===============================================
   GRID SYSTEM
   =============================================== */

.grid {
  display: grid;
  gap: var(--space-6);
}

.grid-cols-1 { grid-template-columns: 1fr; }

@media (min-width: 640px) {
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 768px) {
  .md\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
  .md\:grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
}

@media (min-width: 1024px) {
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
  .lg\:grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
  .lg\:grid-cols-5 { grid-template-columns: repeat(5, 1fr); }
}

/* ===============================================
   TIMELINE
   =============================================== */

.mytimeline {
  position: relative;
  max-width: 1024px;
  margin: var(--space-8) auto;
  padding: 0 var(--space-4);
}

.mytimeline a {
   text-decoration: none;
}

/* Timeline Spine */
.mytimeline::after {
  content: '';
  position: absolute;
  width: 3px;
  background: linear-gradient(to bottom, var(--color-primary), var(--color-secondary));
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -1.5px;
  border-radius: 2px;
}

/* Timeline Container */
.timelinecontainer {
  padding: 0 var(--space-8);
  position: relative;
  background-color: inherit;
  width: 50%;
  margin-bottom: var(--space-8);
}

/* Timeline Dots */
.timelinecontainer::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  right: -10px;
  background-color: var(--color-background);
  border: 3px solid var(--color-primary);
  top: 24px;
  border-radius: 50%;
  z-index: 10;
  transition: all 0.15s ease;
  box-shadow: var(--shadow-sm);
}

.timelinecontainer:hover::after {
  transform: scale(1.2);
  border-width: 4px;
  box-shadow: var(--shadow-md);
}

/* Left and Right Positioning */
.timelineleft {
  left: 0;
}

.timelineright {
  left: 50%;
}

/* Arrow Indicators */
.timelineleft::before {
  content: " ";
  height: 0;
  position: absolute;
  top: 28px;
  width: 0;
  z-index: 1;
  right: 22px;
  border: medium solid var(--color-background);
  border-width: 10px 0 10px 15px;
  border-color: transparent transparent transparent var(--color-background);
  filter: drop-shadow(2px 0 4px rgba(0, 0, 0, 0.1));
}

.timelineright::before {
  content: " ";
  height: 0;
  position: absolute;
  top: 28px;
  width: 0;
  z-index: 1;
  left: 22px;
  border: medium solid var(--color-background);
  border-width: 10px 15px 10px 0;
  border-color: transparent var(--color-background) transparent transparent;
  filter: drop-shadow(-2px 0 4px rgba(0, 0, 0, 0.1));
}

/* Fix dot position for right containers */
.timelineright::after {
  left: -10px;
}

/* Timeline Content Cards */
.timelinecontent {
  padding: var(--space-6);
  background-color: var(--color-background);
  position: relative;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  transition: all 0.25s ease;
  overflow: hidden;
  text-align: center;
}

.timelinecontent:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  border-color: var(--color-primary-light);
}

.timelinecontenttitle {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
  line-height: 1.25;
}

.timelinecontent h2 {
  font-size: 1.125rem;
  color: var(--color-secondary);
  margin: var(--space-2) 0;
  font-weight: 600;
}

.timelinecontent .date {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-weight: 500;
  margin-bottom: var(--space-4);
}

/* Activity Icons */
.icoleft, .icoright {
  position: absolute; 
  top: var(--space-3);
  width: 28px;
  height: 28px;
  z-index: 20;
  background-color: var(--color-background);
  border-radius: var(--radius-lg);
  padding: var(--space-1);
  box-shadow: var(--shadow-sm);
  transition: all 0.15s ease;
}

.icoleft {
  left: var(--space-3);
}

.icoright {
  right: var(--space-3);
}

.icoleft:hover, .icoright:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-md);
}

/* Activity Text Badges */
.activity-text-badge {
  position: absolute; 
  top: var(--space-3);
  padding: var(--space-1) var(--space-3);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: var(--color-text-inverse);
  border-radius: var(--radius-lg);
  font-size: 0.75rem;
  font-weight: 700;
  text-decoration: none;
  z-index: 20;
  max-width: 100px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
  transition: all 0.15s ease;
}

.activity-badge-left {
  left: var(--space-3);
}

.activity-badge-right {
  right: var(--space-3);
}

.activity-text-badge:hover {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}

/* Mobile Timeline Layout */
@media (max-width: 768px) {
  .mytimeline {
    padding: 0 var(--space-2);
  }

  .mytimeline::after {
    left: 30px;
    margin-left: 0;
  }

  .timelinecontainer {
    width: 100%;
    padding-left: var(--space-16);
    padding-right: var(--space-4);
    margin-bottom: var(--space-6);
  }

  .timelinecontainer::before {
    left: 52px;
    border: medium solid var(--color-background);
    border-width: 10px 15px 10px 0;
    border-color: transparent var(--color-background) transparent transparent;
    filter: drop-shadow(-2px 0 4px rgba(0, 0, 0, 0.1));
  }

  .timelineleft::after,
  .timelineright::after {
    left: 20px;
  }

  .timelineright {
    left: 0;
  }

  .icoleft, .activity-badge-left {
    left: var(--space-2);
  }

  .icoright, .activity-badge-right {
    right: var(--space-2);
  }

  .timelinecontent {
    padding: var(--space-4);
}

.timelinecontenttitle {
    font-size: 1.125rem;
  }
}

/* ===============================================
   TIMELINE SINGLE PAGE BOXES
   =============================================== */

/* Timeline Single Page Container */
.timeline-featured-box,
.timeline-header-box,
.timeline-content-box {
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-6);
  transition: all var(--transition-normal);
  overflow: hidden;
}

.timeline-featured-box:hover,
.timeline-header-box:hover,
.timeline-content-box:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  border-color: var(--color-primary-light);
}

/* Featured Image Box */
.timeline-featured-box {
  text-align: center;
  padding: var(--space-6);
}

.timeline-featured-content {
  display: flex;
  justify-content: center;
  align-items: center;
}

.timeline-featured-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.timeline-featured-content img:hover {
  box-shadow: var(--shadow-md);
  transform: scale(1.02);
}

/* Header Box (Title, Event, Date) */
.timeline-header-box {
  text-align: center;
  padding: var(--space-6);
}

.timeline-header-content h1 {
  color: var(--color-text-primary);
  font-size: 2.5rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-2);
  line-height: var(--line-height-tight);
}

.timeline-header-content .event-title {
  color: var(--color-secondary);
  font-size: 1.25rem;
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-1);
  margin-top: 0;
  font-style: italic;
}

.timeline-header-content .date {
  color: var(--color-text-muted);
  font-size: 1rem;
  font-weight: var(--font-weight-medium);
  margin-bottom: 0;
  margin-top: 0;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

/* Content Box */
.timeline-content-box {
  padding: var(--space-8);
}

.timeline-main-content {
  color: var(--color-text-primary);
  line-height: var(--line-height-relaxed);
  font-size: var(--font-size-base);
}

.timeline-main-content h1,
.timeline-main-content h2,
.timeline-main-content h3,
.timeline-main-content h4,
.timeline-main-content h5,
.timeline-main-content h6 {
  color: var(--color-text-primary);
  margin-top: var(--space-6);
  margin-bottom: var(--space-4);
}

.timeline-main-content h2 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: var(--space-2);
  display: inline-block;
}

.timeline-main-content h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-secondary);
}

.timeline-main-content p {
  margin-bottom: var(--space-4);
}

.timeline-main-content ul,
.timeline-main-content ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

.timeline-main-content li {
  margin-bottom: var(--space-2);
}

.timeline-main-content blockquote {
  background: var(--color-background-subtle);
  border-left: 4px solid var(--color-primary);
  padding: var(--space-4);
  margin: var(--space-6) 0;
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  font-style: italic;
}

.timeline-main-content code {
  background: var(--color-background-subtle);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  font-family: var(--font-family-mono);
  font-size: 0.9em;
}

.timeline-main-content pre {
  background: var(--color-background-subtle);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  margin: var(--space-6) 0;
  border: 1px solid var(--color-border);
}

.timeline-main-content pre code {
  background: none;
  padding: 0;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .timeline-featured-box,
  .timeline-header-box,
  .timeline-content-box {
    margin-left: calc(-1 * var(--space-4));
    margin-right: calc(-1 * var(--space-4));
    border-radius: 0;
    border-left: none;
    border-right: none;
  }

  .timeline-featured-box {
    padding: var(--space-4);
  }

  .timeline-header-box {
    padding: var(--space-4);
  }

  .timeline-content-box {
    padding: var(--space-4);
  }

  .timeline-header-content h1 {
    font-size: var(--font-size-2xl);
  }

  .timeline-header-content .event-title {
    font-size: var(--font-size-lg);
  }

  .timeline-header-content .date {
    font-size: var(--font-size-base);
  }
}

@media (max-width: 480px) {
  .timeline-header-content h1 {
    font-size: var(--font-size-xl);
  }

  .timeline-header-content .event-title {
    font-size: var(--font-size-base);
  }

  .timeline-main-content {
    font-size: var(--font-size-sm);
  }
}

/* ===============================================
   BREADCRUMBS & NAVIGATION
   =============================================== */

/* Breadcrumb Navigation */
.breadcrumb {
  margin: var(--space-6) 0 var(--space-4) 0;
  font-size: 0.875rem;
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  list-style: none;
  padding: var(--space-3) var(--space-4);
  margin: 0;
  background-color: var(--color-background-alt);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.breadcrumb-item {
  display: flex;
    align-items: center;
}

.breadcrumb-link {
  color: var(--color-text-secondary);
  text-decoration: none;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  transition: all 0.15s ease;
  font-weight: 500;
}

.breadcrumb-link:hover {
  color: var(--color-primary);
  background-color: var(--color-background-subtle);
  text-decoration: none;
}

.breadcrumb-current {
  color: var(--color-text-primary);
  font-weight: 600;
  padding: var(--space-1) var(--space-2);
}

.breadcrumb-separator {
  margin: 0 var(--space-2);
  color: var(--color-text-muted);
  user-select: none;
  font-size: 0.875rem;
}

/* Previous/Next Navigation */
.prev-next-nav {
  margin: var(--space-12) 0 var(--space-8) 0;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-8);
}

.nav-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  max-width: 100%;
}

.nav-item {
  min-height: 120px;
}

.nav-link {
  display: block;
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  text-decoration: none;
  color: var(--color-text-primary);
  transition: all 0.25s ease;
  height: 100%;
  box-sizing: border-box;
  background-color: var(--color-background);
  position: relative;
  overflow: hidden;
}

.nav-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
  transition: left 0.5s ease;
}

.nav-link:hover::before {
  left: 100%;
}

.nav-link:hover {
  border-color: var(--color-primary);
  background-color: var(--color-background-alt);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
  color: var(--color-text-primary);
}

.nav-direction {
  display: flex;
  align-items: center;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.nav-link-prev .nav-direction {
  justify-content: flex-start;
}

.nav-link-next .nav-direction {
  justify-content: flex-end;
}

.nav-arrow {
  font-size: 1rem;
  margin: 0 var(--space-2);
  transition: transform 0.15s ease;
}

.nav-link:hover .nav-arrow {
  transform: translateX(2px);
}

.nav-link-prev:hover .nav-arrow {
  transform: translateX(-2px);
}

.nav-label {
  font-weight: 600;
}

.nav-title {
  font-weight: 700;
  font-size: 1.125rem;
  line-height: 1.25;
  margin-bottom: var(--space-2);
  color: var(--color-text-primary);
}

.nav-link-next .nav-title {
  text-align: right;
}

.nav-date {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-weight: 500;
  margin-bottom: var(--space-1);
}

.nav-event {
  font-size: 0.75rem;
  color: var(--color-primary);
  font-style: italic;
  margin-top: var(--space-1);
  font-weight: 500;
}

.nav-link-next .nav-date,
.nav-link-next .nav-event {
  text-align: right;
}

/* Related Projects and Timeline Entries */
.related-projects,
.related-timeline-entries {
  margin-top: var(--space-8);
  padding: var(--space-6);
  background: linear-gradient(135deg, var(--color-background-alt), var(--color-background-subtle));
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.related-projects h3,
.related-timeline-entries h3 {
  margin-top: 0;
  margin-bottom: var(--space-5);
  color: var(--color-text-primary);
  font-size: 1.25rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Timeline Section Styles */
.timeline-section {
  margin-bottom: var(--space-6);
}

.timeline-section:last-child {
  margin-bottom: 0;
}

.timeline-section-title {
  margin-top: 0;
  margin-bottom: var(--space-4);
  color: var(--color-text-primary);
  font-size: 1.125rem;
  font-weight: 600;
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--color-border);
  position: relative;
}

.timeline-section-title::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 60px;
  height: 2px;
  background-color: var(--color-primary);
}

/* Project Links List */
.project-links-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.project-link-item {
  background: var(--color-background);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all 0.25s ease;
  overflow: hidden;
}

.project-link-item:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.project-link {
  display: flex;
  flex-direction: column;
  padding: var(--space-4);
  text-decoration: none;
  color: inherit;
  height: 100%;
  gap: var(--space-2);
}

.project-link:hover {
  text-decoration: none;
  color: inherit;
}

.project-link strong {
  color: var(--color-primary);
  font-size: 1.125rem;
  font-weight: 600;
  transition: color 0.15s ease;
}

.project-link:hover strong {
  color: var(--color-primary-dark);
}

.project-description {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  line-height: 1.625;
}

/* Timeline Entries Grid */
.timeline-entries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.timeline-entry-card {
  background: var(--color-background);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all 0.25s ease;
  display: flex;
  flex-direction: column;
  min-height: 140px;
    overflow: hidden;
}

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

.timeline-entry-card-link {
  display: flex;
  flex-direction: column;
  padding: var(--space-4);
  text-decoration: none;
  color: inherit;
  height: 100%;
  justify-content: space-between;
}

.timeline-entry-card-link:hover {
  text-decoration: none;
  color: inherit;
}

/* Timeline Card Components */
.timeline-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-3);
  gap: var(--space-2);
  flex-shrink: 0;
}

.timeline-card-date {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: var(--color-text-inverse);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-lg);
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
}

.timeline-card-activity {
  background-color: var(--color-background-subtle);
  color: var(--color-text-secondary);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: 1px solid var(--color-border-light);
}

.timeline-card-title {
  color: var(--color-text-primary);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.375;
  margin-bottom: var(--space-3);
  flex-grow: 1;
}

.timeline-card-event {
  color: var(--color-secondary);
  font-size: 0.875rem;
  font-style: italic;
  margin-top: auto;
  flex-shrink: 0;
  line-height: 1.375;
  font-weight: 500;
}

/* Project TL;DR Section */
.project-tldr-section {
  background: linear-gradient(135deg, var(--color-background-alt), var(--color-background-subtle));
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin: var(--space-8) 0;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.project-tldr-section h2 {
  margin-top: 0;
  margin-bottom: var(--space-4);
  color: var(--color-text-primary);
  font-size: 1.5rem;
}

.tldr-content p {
  margin-bottom: var(--space-3);
  color: var(--color-text-secondary);
  line-height: 1.625;
}

.tldr-content strong {
  color: var(--color-text-primary);
  font-weight: 600;
}

/* Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.15s ease;
  border: 1px solid;
}

.btn-primary {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-text-inverse);
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--color-text-inverse);
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Button Icons */
.btn-icon {
  width: 16px;
  height: 16px;
  margin-right: var(--space-2);
  vertical-align: middle;
  filter: brightness(0) invert(1); /* Makes the icon white for primary buttons */
}

.btn-secondary .btn-icon {
  filter: brightness(0) invert(1); /* Makes the icon white for secondary buttons too */
}

/* Icon-only buttons */
.btn-icon-only {
  padding: var(--space-2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
}

.btn-icon-only .btn-icon {
  margin-right: 0;
  width: 20px;
  height: 20px;
}

/* Mobile Responsive Navigation */
@media (max-width: 768px) {
  .breadcrumb-list {
    padding: var(--space-2) var(--space-3);
  }

    .breadcrumb {
    font-size: 0.75rem;
    margin: var(--space-4) 0 var(--space-3) 0;
    }
    
    .breadcrumb-separator {
    margin: 0 var(--space-1);
    }
    
    .breadcrumb-current {
        max-width: 150px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    
    .nav-container {
        grid-template-columns: 1fr;
    gap: var(--space-4);
    }
    
    .nav-link {
    padding: var(--space-5);
    }
    
    .nav-title {
    font-size: 1rem;
    }
    
    .nav-link-next .nav-title,
    .nav-link-next .nav-date,
    .nav-link-next .nav-event {
        text-align: left;
    }
    
    .nav-link-next .nav-direction {
        justify-content: flex-start;
    }

  .timeline-entries-grid {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .timeline-card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }

  .related-projects,
  .related-timeline-entries {
    padding: var(--space-4);
    margin-left: calc(-1 * var(--space-4));
    margin-right: calc(-1 * var(--space-4));
    border-radius: 0;
    border-left: none;
    border-right: none;
  }
}

/* Very Small Screens */
@media (max-width: 480px) {
    .prev-next-nav {
    margin: var(--space-8) 0 var(--space-6) 0;
    }
    
    .nav-title {
    font-size: 0.875rem;
    }
    
    .nav-direction {
        font-size: 0.75rem;
    }

  .timeline-entry-card {
    min-height: 120px;
  }

  .timeline-entry-card-link {
    padding: var(--space-3);
  }

  .timeline-card-title {
    font-size: 0.875rem;
    line-height: 1.25;
  }

  .timeline-card-date {
    font-size: 10px;
    padding: 2px var(--space-2);
  }

  .timeline-card-activity {
    font-size: 10px;
    padding: 2px var(--space-1);
  }
}

/* ===============================================
   OEMBED & EMBEDDED CONTENT
   =============================================== */

/* OEmbed Container Styles */
.oembed-container {
  margin: var(--space-6) 0;
  position: relative;
  text-align: center;
  background-color: var(--color-background-alt);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

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

/* YouTube specific container */
.oembed-container div[style*="position: relative"] {
  border-radius: var(--radius-lg) !important;
  box-shadow: var(--shadow-md) !important;
  background-color: #000 !important;
}

.oembed-container iframe {
  border-radius: var(--radius-lg) !important;
  box-shadow: none !important;
  border: none !important;
}

/* YouTube Shorts specific styling */
.oembed-container iframe[src*="youtube.com"][src*="/shorts/"] {
  max-width: 400px !important;
  margin: 0 auto !important;
  aspect-ratio: 9/16 !important;
}

.oembed-youtube-shorts {
  max-width: 400px;
  margin: 0 auto;
  padding-bottom: 177.78% !important; /* 9:16 aspect ratio for shorts */
}

/* Responsive Embed Container */
.oembed-container-auto {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  height: 0;
  width: 100%;
  min-width: 300px;
  border-radius: var(--radius-lg);
  background-color: #000;
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.oembed-container-auto iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
  border-radius: var(--radius-lg);
  display: block;
  background-color: #000;
}

/* Fix for any inline style conflicts */
.oembed-container .oembed-container-auto {
  margin: 0 !important;
  /* padding: 0 !important; */
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  border-radius: 0 !important;
}

/* Ensure proper YouTube embed display */
.oembed-container iframe[src*="youtube"] {
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  z-index: 1 !important;
}

/* YouTube embed container fixes */
.oembed-container-auto iframe[src*="youtube"] {
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  width: 100% !important;
  height: 100% !important;
  border: none !important;
  display: block !important;
  background-color: #000 !important;
}

/* Fix for YouTube embed containers */
.oembed-container .oembed-container-auto iframe {
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  width: 100% !important;
  height: 100% !important;
  border: 0 !important;
  border-radius: var(--radius-lg) !important;
  z-index: 2 !important;
}

/* Noti.st Specific Container Sizing */
.oembed-container .frame_notist_list {
  position: relative;
  width: 100%;
  max-width: 450px;
  height: 350px;
  left: 0;
  top: 0;
  margin: 0 auto;
  display: block;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.oembed-container .frame_notist {
  position: relative;
  width: 100%;
  max-width: 960px;
  height: 540px;
  left: 0;
  top: 0;
  margin: 0 auto;
  display: block;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

/* Legacy Noti.st Styles - Maintaining Compatibility */
.notist_list {
  height: 470px;
  margin: var(--space-6) 0;
  background-color: var(--color-background-alt);
  border-radius: var(--radius-xl);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.frame_notist_list {
  position: absolute;
  left: 20px;
  top: 80px;
  width: 450px;
  height: 350px;
  border: 0px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.frame_notist {
  position: absolute;
  left: 0px;
  top: 0px;
  width: 100%;
  height: 90%;
  border: 0px;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

/* OEmbed Error States */
.oembed-error {
  background-color: var(--color-background-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin: var(--space-4) 0;
  text-align: center;
  color: var(--color-text-muted);
}

.oembed-error p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.oembed-error a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
}

.oembed-error a:hover {
  text-decoration: underline;
  color: var(--color-primary-dark);
}

/* Embedded Content Wrapper */
.entry-content iframe {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

/* Event Text Overlay */
.event-text-overlay {
  display: block;
  position: absolute;
  width: 90%;
  bottom: var(--space-2);
  left: 5%;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.6));
  color: var(--color-text-inverse);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
}

/* Mobile Responsive OEmbed */
@media (max-width: 768px) {
  .oembed-container {
    margin: var(--space-4) calc(-1 * var(--space-4));
    border-radius: 0;
    border-left: none;
    border-right: none;
  }

  .notist_list {
    height: 370px;
    margin: var(--space-4) calc(-1 * var(--space-4));
    border-radius: 0;
    border-left: none;
    border-right: none;
  }

  .frame_notist_list {
    position: absolute;
    left: 20px;
    top: 80px;
    width: calc(100% - 40px);
    max-width: none;
    height: 250px;
    border: 0px;
  }

  .oembed-container .frame_notist_list {
    width: calc(100% - 40px);
    max-width: none;
    height: 280px;
  }

  .oembed-container .frame_notist {
    width: 100%;
    max-width: none;
    height: 300px;
  }
}

@media (max-width: 480px) {
  .frame_notist_list {
    left: 10px;
    width: calc(100% - 20px);
    height: 220px;
  }

  .oembed-container .frame_notist_list {
    width: calc(100% - 20px);
    height: 250px;
  }

  .oembed-container .frame_notist {
    height: 250px;
  }

  .event-text-overlay {
    font-size: 0.75rem;
    padding: var(--space-1) var(--space-2);
  }
}

/* ===============================================
   NOTICE/ADMONITION STYLES
   =============================================== */

/* Notice/Admonition Styles - Light theme */
.notice {
  --title-color: var(--color-text-inverse);
  --title-background-color: var(--color-primary);
  --content-color: var(--color-text-primary);
  --content-background-color: var(--color-background-alt);
  
  padding: var(--space-4);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-6);
  border-radius: var(--radius-lg);
    color: var(--content-color);
    background: var(--content-background-color);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.notice.info {
  --title-background-color: #f59e0b;
  --content-background-color: #fef3c7;
}

.notice.tip {
  --title-background-color: var(--color-secondary);
  --content-background-color: #d1fae5;
}

.notice.warning {
  --title-background-color: var(--color-accent);
  --content-background-color: #fef2f2;
}

.notice p:last-child {
  margin-bottom: 0;
}

/* Notice Title */
.notice-title {
  margin: calc(-1 * var(--space-4)) calc(-1 * var(--space-4)) var(--space-3);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  font-weight: var(--font-weight-bold);
    color: var(--title-color);
    background: var(--title-background-color);
  font-size: var(--font-size-sm);
}

/* Dark theme notices */
@media (prefers-color-scheme: dark) {
  .notice {
    --title-color: var(--color-text-inverse);
    --title-background-color: var(--color-primary-dark);
    --content-color: var(--color-text-primary);
    --content-background-color: var(--color-background-subtle);
  }

  .notice.info {
    --title-background-color: #d97706;
    --content-background-color: #451a03;
  }

  .notice.tip {
    --title-background-color: var(--color-secondary-light);
    --content-background-color: #064e3b;
  }

  .notice.warning {
    --title-background-color: var(--color-accent-light);
    --content-background-color: #7f1d1d;
  }
}

/* Icon Support */
.icon-notice {
    display: inline-flex;
    align-self: center;
  margin-right: var(--space-2);
}

.icon-notice img,
.icon-notice svg {
    height: 1em;
    width: 1em;
    fill: currentColor;
}

.icon-notice img,
.icon-notice.baseline svg {
  top: 0.125em;
    position: relative;
}

/* FontAwesome inline SVG */
.inline-svg {
    display: inline-block;
    height: 1em;
    width: 1em;
    vertical-align: -0.125em;
}

.inline-svg svg {
    height: 100%;
    width: 100%;
    fill: currentColor;
}

/* ===============================================
   PROJECT IMAGE STYLES
   =============================================== */

/* Project Image Styles for Single Pages */
.project-image-svg {
  width: 90%;
  max-width: 400px;
  height: auto;
  margin: var(--space-4) auto;
  display: block;
}

.project-image-regular {
  max-width: 90%;
  max-height: 400px;
  margin: var(--space-4) auto;
  display: block;
}

.project-list-image-svg {
  width: 85%;
  height: auto;
}

.project-list-image-regular {
  max-width: 100%;
  max-height: 200px;
}

.project-list-image-square {
  width: 180px;
  height: 180px;
  object-fit: cover;
}

/* ===============================================
   MAIN CONTENT ADJUSTMENTS
   =============================================== */

/* Main content text justification */
main {
  hyphens: auto;
  text-align: justify;
  text-justify: inter-word;
}

/* First paragraph margin adjustment */
#maincontent p:first-of-type {
  margin-top: 0;
}

/* Center alignment for gadget content */
.gadget_center {
    text-align: center;
}

/* ===============================================
   RESPONSIVE GRID CARDS (Legacy)
   =============================================== */

/* Project and Gadget Grid Cards (if used) */
.project-grid, .gadget-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-5);
  margin-top: var(--space-5);
}

.project-card, .gadget-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  background-color: var(--color-background);
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

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

.project-card img, .gadget-card img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-3);
}

@media (max-width: 768px) {
  .project-grid, .gadget-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .project-card, .gadget-card {
    padding: var(--space-4);
  }
}

/* ===============================================
   TIMELINE TEXT PAGE LAYOUT
   =============================================== */

/* Timeline Text Page Container */
.timeline-text-page {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* Timeline Text Header */
.timeline-text-header {
  text-align: center;
  margin: var(--space-8) 0 var(--space-6) 0;
  padding: var(--space-6);
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.timeline-text-header h1 {
  color: var(--color-text-primary);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  margin: 0;
  line-height: var(--line-height-tight);
}

/* Timeline Text Content */
.timeline-text-content {
  margin: var(--space-6) 0;
  padding: var(--space-6);
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  color: var(--color-text-primary);
  line-height: var(--line-height-relaxed);
}

.timeline-text-content p {
  margin-bottom: var(--space-4);
}

.timeline-text-content h1,
.timeline-text-content h2,
.timeline-text-content h3,
.timeline-text-content h4,
.timeline-text-content h5,
.timeline-text-content h6 {
  color: var(--color-text-primary);
  margin-top: var(--space-6);
  margin-bottom: var(--space-4);
}

.timeline-text-content h2 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: var(--space-2);
  display: inline-block;
}

.timeline-text-content h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-secondary);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .timeline-text-page {
    padding: 0 var(--space-2);
  }

  .timeline-text-header,
  .timeline-text-content {
    margin-left: calc(-1 * var(--space-2));
    margin-right: calc(-1 * var(--space-2));
    border-radius: 0;
    border-left: none;
    border-right: none;
  }

  .timeline-text-header h1 {
    font-size: var(--font-size-2xl);
  }
}

/* ===============================================
   TEXT TIMELINE STYLES
   =============================================== */

/* Text Timeline Container */
.text-timeline {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-4);
}

.text-timeline h2 {
  color: var(--color-primary);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  margin: var(--space-8) 0 var(--space-4) 0;
  padding-bottom: var(--space-2);
  border-bottom: 3px solid var(--color-primary);
  position: relative;
}

.text-timeline h2:first-of-type {
  margin-top: var(--space-4);
}

.text-timeline h2::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 80px;
  height: 3px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
}

/* Timeline List */
.timeline-year-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-8) 0;
}

.timeline-entry-item {
  margin-bottom: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.timeline-entry-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.timeline-entry-item:hover {
  background-color: var(--color-background-alt);
  border-color: var(--color-primary-light);
  transform: translateX(8px);
  box-shadow: var(--shadow-md);
}

.timeline-entry-item:hover::before {
  opacity: 1;
}

/* Timeline Entry Components */
.timeline-entry-date {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  margin-right: var(--space-2);
  min-width: 60px;
  display: inline-block;
}

.timeline-entry-link {
  text-decoration: none;
  color: var(--color-text-primary);
  font-weight: var(--font-weight-semibold);
  transition: color var(--transition-fast);
}

.timeline-entry-link:hover {
  color: var(--color-primary);
  text-decoration: none;
}

.timeline-entry-event {
  color: var(--color-text-secondary);
  font-style: italic;
  font-size: var(--font-size-sm);
  margin-left: var(--space-2);
}

.timeline-entry-activity {
  background: linear-gradient(135deg, var(--color-background-subtle), var(--color-background-alt));
  color: var(--color-text-secondary);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.5px;
  margin-left: var(--space-2);
  margin-right: var(--space-2);
  border: 1px solid var(--color-border-light);
  display: inline-block;
}

/* Activity Type Colors */
.timeline-entry-activity[data-activity="training"] {
  background: linear-gradient(135deg, #d1fae5, #a7f3d0);
  color: #065f46;
  border-color: #6ee7b7;
}

.timeline-entry-activity[data-activity="talk"] {
  background: linear-gradient(135deg, #dbeafe, #bfdbfe);
  color: #1e40af;
  border-color: #93c5fd;
}

.timeline-entry-activity[data-activity="panel"] {
  background: linear-gradient(135deg, #e9d5ff, #d8b4fe);
  color: #6b21a8;
  border-color: #c4b5fd;
}

.timeline-entry-activity[data-activity="recognition"] {
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  color: #92400e;
  border-color: #f59e0b;
}

.timeline-entry-activity[data-activity="article"] {
  background: linear-gradient(135deg, #cffafe, #a5f3fc);
  color: #155e75;
  border-color: #22d3ee;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .text-timeline {
    padding: var(--space-2);
  }

  .text-timeline h2 {
    font-size: var(--font-size-xl);
    margin: var(--space-6) 0 var(--space-3) 0;
  }

  .timeline-entry-item {
    padding: var(--space-3);
    margin-bottom: var(--space-2);
  }

  .timeline-entry-item:hover {
    transform: translateX(4px);
  }

  .timeline-entry-date {
    display: block;
    margin-bottom: var(--space-1);
    margin-right: 0;
    min-width: auto;
  }

  .timeline-entry-event {
    display: block;
    margin-left: 0;
    margin-top: var(--space-1);
  }

  .timeline-entry-activity {
    display: block;
    margin-left: 0;
    margin-top: var(--space-2);
    width: fit-content;
  }
}

@media (max-width: 480px) {
  .text-timeline h2 {
    font-size: var(--font-size-lg);
  }

  .timeline-entry-item {
    padding: var(--space-2);
  }

  .timeline-entry-activity {
    font-size: 10px;
    padding: 2px var(--space-1);
  }
}

/* ===============================================
   UTILITIES
   =============================================== */

.clear {
  clear: both;
  display: block;
    width: 100%;
  height: 0;
  margin: 0;
}

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

/* Work in Progress */
.work-in-progress {
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  border: 1px solid #f59e0b;
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin: var(--space-4) 0;
  color: #92400e;
  box-shadow: var(--shadow-sm);
}

/* Footer */
footer {
  margin-top: var(--space-16);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

footer a {
  color: var(--color-text-secondary);
}

footer a:hover {
  color: var(--color-primary);
}

/* Focus States */
*:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}

/* ===============================================
   LEGACY COMPATIBILITY & ARTICLE META
   =============================================== */

/* Article Meta Section for Timeline Entries */
.article-meta {
  background: linear-gradient(135deg, var(--color-background-alt), var(--color-background-subtle));
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-8);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.article-meta h1 {
  margin-bottom: var(--space-4);
  color: var(--color-text-primary);
  font-size: 1.875rem;
  line-height: 1.25;
}

.article-meta h2 {
  margin: var(--space-2) 0;
  color: var(--color-secondary);
  font-size: 1.125rem;
    font-weight: 600;
}

.article-meta h2.date {
  color: var(--color-text-muted);
  font-size: 1rem;
    font-weight: 500;
  margin-top: var(--space-3);
}

.article-meta #featured {
  margin-bottom: var(--space-4);
}

.article-meta #featured img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform 0.25s ease;
}

.article-meta #featured img:hover {
  transform: scale(1.02);
}

/* Maintain compatibility with existing classes */
.menu a {
  border-radius: var(--radius-md);
}

.title { 
  font-size: 1.1em; 
}

/* Maintain existing layout structure */
.menu li { 
  display: inline-block; 
}

/* Legacy timeline styles that need to be maintained */
.notist_list {
  height: 470px;
}

.frame_notist_list {
  position: absolute; 
  left: 20px; 
  top: 80px; 
  width: 450px; 
  height: 350px; 
  border: 0px;
}

.frame_notist {
  position: absolute; 
  left: 0px; 
  top: 0px; 
  width: 100%; 
  height: 90%; 
  border: 0px;
}

.gadget_center {
  text-align: center;
}

/* Verification class for social links */
.verification-class {
  width: 0px;
  height: 0px;
  z-index: 0;
}

/* Responsive adjustments for legacy content */
@media (max-width: 767px) {
  .notist_list {
    height: 370px;
  }
  
  .frame_notist_list {
    position: absolute; 
    left: 20px; 
    top: 80px; 
    width: 80%; 
    height: 250px; 
    border: 0px;
  }
}

/* Print Styles */
@media print {
  .no-print {
    display: none !important;
  }
  
  .site-header {
    position: static;
    box-shadow: none;
    border-bottom: 1px solid #000;
  }
  
  #featured_home, #widget_home {
    box-shadow: none;
    border: 1px solid #000;
  }
}