/* Dark Mode Variables */
:root,
body.theme-dark {
  --bg: #0b0f14;
  --bg-elev: #0f1520;
  --bg-soft: #0c121a;
  --text: #e6eef7;
  --text-soft: #cbd6e3;
  --muted: #9fb0c3;
  --border: #1e2a3a;
  --card: #0f1520;
  --primary: #ffffff;
  --primary-10: rgba(255, 255, 255, 0.1);
  --primary-20: rgba(255, 255, 255, 0.2);
  --primary-30: rgba(255, 255, 255, 0.3);
  --accent-glow: rgba(255, 255, 255, 0.8);
  --shadow: 0 10px 30px rgba(0,0,0,0.45);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.6);
  --overlay: rgba(11, 15, 20, 0.75);
  --tag-bg: #0b121b;
  --grid-glow: rgba(255, 255, 255, 0.15);
  --orb-glow: rgba(255, 255, 255, 0.4);
  --header-bg: rgba(11, 15, 20, 0.85);
  --header-shadow: 0 4px 20px rgba(0,0,0,0.3);
  --card-gradient: linear-gradient(135deg, rgba(15, 21, 32, 0.9) 0%, rgba(11, 15, 20, 0.95) 100%);
  --button-gradient: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.05) 100%);
}

/* Light Mode Variables */
body.theme-light {
  --bg: #f8f9fa;
  --bg-elev: #ffffff;
  --bg-soft: #f0f2f5;
  --text: #1a1d23;
  --text-soft: #2d3440;
  --muted: #5a6575;
  --border: #d1d9e6;
  --card: #ffffff;
  --primary: #000000;
  --primary-10: rgba(0, 0, 0, 0.1);
  --primary-20: rgba(0, 0, 0, 0.2);
  --primary-30: rgba(0, 0, 0, 0.3);
  --accent-glow: rgba(0, 0, 0, 0.6);
  --shadow: 0 10px 30px rgba(0,0,0,0.08);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.12);
  --overlay: rgba(248, 249, 250, 0.8);
  --tag-bg: #f0f2f5;
  --grid-glow: rgba(0, 0, 0, 0.2);
  --orb-glow: rgba(0, 0, 0, 0.15);
  --header-bg: rgba(255, 255, 255, 0.9);
  --header-shadow: 0 4px 20px rgba(0,0,0,0.05);
  --card-gradient: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 249, 250, 0.98) 100%);
  --button-gradient: linear-gradient(135deg, rgba(0, 0, 0, 0.08) 0%, rgba(0, 0, 0, 0.03) 100%);
}

/* Color Palette Variants - Dark Mode */
body.theme-dark.palette-blue {
  --primary: #60a5fa;
  --primary-10: rgba(96, 165, 250, 0.1);
  --primary-20: rgba(96, 165, 250, 0.2);
  --primary-30: rgba(96, 165, 250, 0.3);
  --accent-glow: rgba(96, 165, 250, 0.8);
  --grid-glow: rgba(96, 165, 250, 0.15);
  --orb-glow: rgba(96, 165, 250, 0.4);
  --border: rgba(96, 165, 250, 0.2);
  --card-gradient: linear-gradient(135deg, rgba(15, 21, 32, 0.95) 0%, rgba(30, 58, 138, 0.1) 100%);
  --button-gradient: linear-gradient(135deg, rgba(96, 165, 250, 0.2) 0%, rgba(96, 165, 250, 0.1) 100%);
  --shadow: 0 10px 30px rgba(96, 165, 250, 0.15);
  --shadow-lg: 0 20px 60px rgba(96, 165, 250, 0.2);
  --header-bg: rgba(11, 15, 20, 0.9);
  --header-shadow: 0 4px 20px rgba(96, 165, 250, 0.1);
}
body.theme-dark.palette-purple {
  --primary: #a78bfa;
  --primary-10: rgba(167, 139, 250, 0.1);
  --primary-20: rgba(167, 139, 250, 0.2);
  --primary-30: rgba(167, 139, 250, 0.3);
  --accent-glow: rgba(167, 139, 250, 0.8);
  --grid-glow: rgba(167, 139, 250, 0.15);
  --orb-glow: rgba(167, 139, 250, 0.4);
  --border: rgba(167, 139, 250, 0.2);
  --card-gradient: linear-gradient(135deg, rgba(15, 21, 32, 0.95) 0%, rgba(107, 33, 168, 0.1) 100%);
  --button-gradient: linear-gradient(135deg, rgba(167, 139, 250, 0.2) 0%, rgba(167, 139, 250, 0.1) 100%);
  --shadow: 0 10px 30px rgba(167, 139, 250, 0.15);
  --shadow-lg: 0 20px 60px rgba(167, 139, 250, 0.2);
  --header-bg: rgba(11, 15, 20, 0.9);
  --header-shadow: 0 4px 20px rgba(167, 139, 250, 0.1);
}
body.theme-dark.palette-green {
  --primary: #4ade80;
  --primary-10: rgba(74, 222, 128, 0.1);
  --primary-20: rgba(74, 222, 128, 0.2);
  --primary-30: rgba(74, 222, 128, 0.3);
  --accent-glow: rgba(74, 222, 128, 0.8);
  --grid-glow: rgba(74, 222, 128, 0.15);
  --orb-glow: rgba(74, 222, 128, 0.4);
  --border: rgba(74, 222, 128, 0.2);
  --card-gradient: linear-gradient(135deg, rgba(15, 21, 32, 0.95) 0%, rgba(22, 101, 52, 0.1) 100%);
  --button-gradient: linear-gradient(135deg, rgba(74, 222, 128, 0.2) 0%, rgba(74, 222, 128, 0.1) 100%);
  --shadow: 0 10px 30px rgba(74, 222, 128, 0.15);
  --shadow-lg: 0 20px 60px rgba(74, 222, 128, 0.2);
  --header-bg: rgba(11, 15, 20, 0.9);
  --header-shadow: 0 4px 20px rgba(74, 222, 128, 0.1);
}
body.theme-dark.palette-red {
  --primary: #f87171;
  --primary-10: rgba(248, 113, 113, 0.1);
  --primary-20: rgba(248, 113, 113, 0.2);
  --primary-30: rgba(248, 113, 113, 0.3);
  --accent-glow: rgba(248, 113, 113, 0.8);
  --grid-glow: rgba(248, 113, 113, 0.15);
  --orb-glow: rgba(248, 113, 113, 0.4);
  --border: rgba(248, 113, 113, 0.2);
  --card-gradient: linear-gradient(135deg, rgba(15, 21, 32, 0.95) 0%, rgba(153, 27, 27, 0.1) 100%);
  --button-gradient: linear-gradient(135deg, rgba(248, 113, 113, 0.2) 0%, rgba(248, 113, 113, 0.1) 100%);
  --shadow: 0 10px 30px rgba(248, 113, 113, 0.15);
  --shadow-lg: 0 20px 60px rgba(248, 113, 113, 0.2);
  --header-bg: rgba(11, 15, 20, 0.9);
  --header-shadow: 0 4px 20px rgba(248, 113, 113, 0.1);
}
body.theme-dark.palette-orange {
  --primary: #fb923c;
  --primary-10: rgba(251, 146, 60, 0.1);
  --primary-20: rgba(251, 146, 60, 0.2);
  --primary-30: rgba(251, 146, 60, 0.3);
  --accent-glow: rgba(251, 146, 60, 0.8);
  --grid-glow: rgba(251, 146, 60, 0.15);
  --orb-glow: rgba(251, 146, 60, 0.4);
  --border: rgba(251, 146, 60, 0.2);
  --card-gradient: linear-gradient(135deg, rgba(15, 21, 32, 0.95) 0%, rgba(154, 52, 18, 0.1) 100%);
  --button-gradient: linear-gradient(135deg, rgba(251, 146, 60, 0.2) 0%, rgba(251, 146, 60, 0.1) 100%);
  --shadow: 0 10px 30px rgba(251, 146, 60, 0.15);
  --shadow-lg: 0 20px 60px rgba(251, 146, 60, 0.2);
  --header-bg: rgba(11, 15, 20, 0.9);
  --header-shadow: 0 4px 20px rgba(251, 146, 60, 0.1);
}

/* Color Palette Variants - Light Mode */
body.theme-light.palette-blue {
  --primary: #1e40af;
  --primary-10: rgba(30, 64, 175, 0.1);
  --primary-20: rgba(30, 64, 175, 0.2);
  --primary-30: rgba(30, 64, 175, 0.3);
  --accent-glow: rgba(30, 64, 175, 0.6);
  --grid-glow: rgba(30, 64, 175, 0.2);
  --orb-glow: rgba(30, 64, 175, 0.15);
  --border: rgba(30, 64, 175, 0.15);
  --card-gradient: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(219, 234, 254, 0.3) 100%);
  --button-gradient: linear-gradient(135deg, rgba(30, 64, 175, 0.15) 0%, rgba(30, 64, 175, 0.08) 100%);
  --shadow: 0 10px 30px rgba(30, 64, 175, 0.08);
  --shadow-lg: 0 20px 60px rgba(30, 64, 175, 0.12);
  --header-bg: rgba(255, 255, 255, 0.95);
  --header-shadow: 0 4px 20px rgba(30, 64, 175, 0.05);
}
body.theme-light.palette-purple {
  --primary: #6b21a8;
  --primary-10: rgba(107, 33, 168, 0.1);
  --primary-20: rgba(107, 33, 168, 0.2);
  --primary-30: rgba(107, 33, 168, 0.3);
  --accent-glow: rgba(107, 33, 168, 0.6);
  --grid-glow: rgba(107, 33, 168, 0.2);
  --orb-glow: rgba(107, 33, 168, 0.15);
  --border: rgba(107, 33, 168, 0.15);
  --card-gradient: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(243, 232, 255, 0.3) 100%);
  --button-gradient: linear-gradient(135deg, rgba(107, 33, 168, 0.15) 0%, rgba(107, 33, 168, 0.08) 100%);
  --shadow: 0 10px 30px rgba(107, 33, 168, 0.08);
  --shadow-lg: 0 20px 60px rgba(107, 33, 168, 0.12);
  --header-bg: rgba(255, 255, 255, 0.95);
  --header-shadow: 0 4px 20px rgba(107, 33, 168, 0.05);
}
body.theme-light.palette-green {
  --primary: #166534;
  --primary-10: rgba(22, 101, 52, 0.1);
  --primary-20: rgba(22, 101, 52, 0.2);
  --primary-30: rgba(22, 101, 52, 0.3);
  --accent-glow: rgba(22, 101, 52, 0.6);
  --grid-glow: rgba(22, 101, 52, 0.2);
  --orb-glow: rgba(22, 101, 52, 0.15);
  --border: rgba(22, 101, 52, 0.15);
  --card-gradient: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(220, 252, 231, 0.3) 100%);
  --button-gradient: linear-gradient(135deg, rgba(22, 101, 52, 0.15) 0%, rgba(22, 101, 52, 0.08) 100%);
  --shadow: 0 10px 30px rgba(22, 101, 52, 0.08);
  --shadow-lg: 0 20px 60px rgba(22, 101, 52, 0.12);
  --header-bg: rgba(255, 255, 255, 0.95);
  --header-shadow: 0 4px 20px rgba(22, 101, 52, 0.05);
}
body.theme-light.palette-red {
  --primary: #991b1b;
  --primary-10: rgba(153, 27, 27, 0.1);
  --primary-20: rgba(153, 27, 27, 0.2);
  --primary-30: rgba(153, 27, 27, 0.3);
  --accent-glow: rgba(153, 27, 27, 0.6);
  --grid-glow: rgba(153, 27, 27, 0.2);
  --orb-glow: rgba(153, 27, 27, 0.15);
  --border: rgba(153, 27, 27, 0.15);
  --card-gradient: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(254, 226, 226, 0.3) 100%);
  --button-gradient: linear-gradient(135deg, rgba(153, 27, 27, 0.15) 0%, rgba(153, 27, 27, 0.08) 100%);
  --shadow: 0 10px 30px rgba(153, 27, 27, 0.08);
  --shadow-lg: 0 20px 60px rgba(153, 27, 27, 0.12);
  --header-bg: rgba(255, 255, 255, 0.95);
  --header-shadow: 0 4px 20px rgba(153, 27, 27, 0.05);
}
body.theme-light.palette-orange {
  --primary: #9a3412;
  --primary-10: rgba(154, 52, 18, 0.1);
  --primary-20: rgba(154, 52, 18, 0.2);
  --primary-30: rgba(154, 52, 18, 0.3);
  --accent-glow: rgba(154, 52, 18, 0.6);
  --grid-glow: rgba(154, 52, 18, 0.2);
  --orb-glow: rgba(154, 52, 18, 0.15);
  --border: rgba(154, 52, 18, 0.15);
  --card-gradient: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 237, 213, 0.3) 100%);
  --button-gradient: linear-gradient(135deg, rgba(154, 52, 18, 0.15) 0%, rgba(154, 52, 18, 0.08) 100%);
  --shadow: 0 10px 30px rgba(154, 52, 18, 0.08);
  --shadow-lg: 0 20px 60px rgba(154, 52, 18, 0.12);
  --header-bg: rgba(255, 255, 255, 0.95);
  --header-shadow: 0 4px 20px rgba(154, 52, 18, 0.05);
}

* { box-sizing: border-box; }
html, body { height: 100%; }

/* Smooth transitions for theme switching */
body, body * {
  transition: background-color 0.3s ease, 
              color 0.3s ease, 
              border-color 0.3s ease,
              box-shadow 0.3s ease,
              background-image 0.4s ease,
              background 0.4s ease,
              transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              opacity 0.4s ease;
}

/* Exclude certain elements from transitions */
body::before,
.hero-art *,
.card.expanded .card-details,
pre,
code,
.animate-on-scroll {
  transition: none !important;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}
body {
  margin: 0;
  background-image: url('./src/b.svg');
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  line-height: 1.6;
  transition: color 0.4s ease;
  position: relative;
  overflow-x: hidden;
}

/* Background SVG with theme-specific styling */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('./src/b.svg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  background-repeat: no-repeat;
  z-index: -2;
  pointer-events: none;
  transition: filter 0.4s ease, opacity 0.4s ease, background-color 0.4s ease;
}

/* Dark theme - darken and add dark overlay */
body.theme-dark::after {
  filter: brightness(0.5) contrast(1.3) saturate(0.7);
  opacity: 0.95;
  background-color: rgba(11, 15, 20, 0.4);
  background-blend-mode: multiply;
}

/* Light theme - brighten and add light overlay */
body.theme-light::after {
  filter: brightness(1.3) contrast(0.85) saturate(1.2);
  opacity: 0.8;
  background-color: rgba(255, 255, 255, 0.3);
  background-blend-mode: screen;
}

/* Palette-specific background overlays for dark theme */
body.theme-dark.palette-blue::after {
  background-color: rgba(30, 58, 138, 0.3);
  filter: brightness(0.5) contrast(1.3) saturate(0.8) hue-rotate(-5deg);
}

body.theme-dark.palette-purple::after {
  background-color: rgba(107, 33, 168, 0.3);
  filter: brightness(0.5) contrast(1.3) saturate(0.9) hue-rotate(10deg);
}

body.theme-dark.palette-green::after {
  background-color: rgba(22, 101, 52, 0.3);
  filter: brightness(0.5) contrast(1.3) saturate(0.8) hue-rotate(-15deg);
}

body.theme-dark.palette-red::after {
  background-color: rgba(153, 27, 27, 0.3);
  filter: brightness(0.5) contrast(1.3) saturate(0.9) hue-rotate(5deg);
}

body.theme-dark.palette-orange::after {
  background-color: rgba(154, 52, 18, 0.3);
  filter: brightness(0.5) contrast(1.3) saturate(0.9) hue-rotate(-10deg);
}

/* Palette-specific background overlays for light theme */
body.theme-light.palette-blue::after {
  background-color: rgba(219, 234, 254, 0.4);
  filter: brightness(1.3) contrast(0.85) saturate(1.1) hue-rotate(-5deg);
}

body.theme-light.palette-purple::after {
  background-color: rgba(243, 232, 255, 0.4);
  filter: brightness(1.3) contrast(0.85) saturate(1.2) hue-rotate(10deg);
}

body.theme-light.palette-green::after {
  background-color: rgba(220, 252, 231, 0.4);
  filter: brightness(1.3) contrast(0.85) saturate(1.1) hue-rotate(-15deg);
}

body.theme-light.palette-red::after {
  background-color: rgba(254, 226, 226, 0.4);
  filter: brightness(1.3) contrast(0.85) saturate(1.2) hue-rotate(5deg);
}

body.theme-light.palette-orange::after {
  background-color: rgba(255, 237, 213, 0.4);
  filter: brightness(1.3) contrast(0.85) saturate(1.2) hue-rotate(-10deg);
}

/* Add animated overlay for better text readability */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--overlay);
  z-index: -1;
  pointer-events: none;
  animation: overlayPulse 8s ease-in-out infinite;
}

@keyframes overlayPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.95; }
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

.site-header { 
  position: sticky; 
  top: 0; 
  z-index: 50; 
  backdrop-filter: saturate(180%) blur(20px); 
  background: var(--header-bg); 
  border-bottom: 1px solid var(--border); 
  transition: background 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
  box-shadow: var(--header-shadow);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font-weight: 700; letter-spacing: 0.2px; }
.brand-dot { 
  width: 10px; 
  height: 10px; 
  border-radius: 50%; 
  background: var(--primary); 
  box-shadow: 0 0 18px var(--accent-glow);
  animation: brandPulse 2s ease-in-out infinite;
  transition: box-shadow 0.4s ease;
}
@keyframes brandPulse {
  0%, 100% {
    box-shadow: 0 0 18px var(--accent-glow);
    transform: scale(1);
  }
  50% {
    box-shadow: 0 0 25px var(--accent-glow);
    transform: scale(1.1);
  }
}
.brand-name { font-weight: 700; }
.nav { display: flex; align-items: center; gap: 16px; }
.nav-link { 
  color: var(--muted); 
  text-decoration: none; 
  font-weight: 500; 
  transition: color 0.3s ease, transform 0.2s ease;
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s ease;
}
.nav-link:hover { 
  color: var(--text);
  transform: translateY(-2px);
}
.nav-link:hover::after {
  width: 100%;
}
.icon-btn { 
  background: transparent; 
  border: 1px solid var(--border); 
  color: var(--text); 
  border-radius: 10px; 
  padding: 8px 10px; 
  cursor: pointer; 
  transition: border-color 0.2s ease, background 0.2s ease;
}
.icon-btn:hover { 
  border-color: var(--primary); 
  background: var(--primary-10);
}

/* Color Palette Menu */
.color-palette-wrapper {
  position: relative;
}
.palette-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 8px;
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
  z-index: 100;
  min-width: 160px;
}
.color-palette-wrapper.active .palette-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.palette-options {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.palette-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid transparent;
  background: transparent;
  border-radius: 8px;
  color: var(--text);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.2s ease, border-color 0.2s ease;
  text-align: left;
  width: 100%;
}
.palette-option:hover {
  background: var(--bg-soft);
  border-color: var(--border);
}
.palette-option.active {
  background: var(--primary-10);
  border-color: var(--primary);
}
.palette-preview {
  display: flex;
  gap: 4px;
  width: 32px;
  height: 20px;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--border);
  flex-shrink: 0;
}
.palette-color {
  flex: 1;
  height: 100%;
}

.btn { 
  display: inline-flex; 
  align-items: center; 
  gap: 8px; 
  border-radius: 12px; 
  padding: 10px 14px; 
  text-decoration: none; 
  font-weight: 600; 
  border: 1px solid var(--border); 
  color: var(--text); 
  background: var(--button-gradient); 
  box-shadow: var(--shadow); 
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), 
              box-shadow 0.3s ease, 
              border-color 0.3s ease,
              background 0.3s ease;
  position: relative;
  overflow: hidden;
}
.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.5s ease;
}
.btn:hover::before {
  left: 100%;
}
.btn:hover { 
  transform: translateY(-2px) scale(1.05); 
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}
.btn:active {
  transform: translateY(0) scale(1);
}
.btn-primary { 
  border: 1px solid var(--primary); 
  background: var(--button-gradient);
  color: var(--text);
  box-shadow: 0 0 20px var(--primary-20);
}
.btn-primary:hover { 
  border-color: var(--primary);
  box-shadow: 0 0 30px var(--primary-30);
}
.btn-ghost { 
  background: transparent;
  border-color: var(--border);
}
.btn-ghost:hover {
  background: var(--primary-10);
}

.hero { 
  padding: 64px 0 24px; 
  position: relative; 
  overflow: hidden;
  min-height: 80vh;
  display: flex;
  align-items: center;
}
.hero-inner { 
  display: grid; 
  grid-template-columns: 1.2fr 0.8fr; 
  gap: 24px; 
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-title { 
  font-size: clamp(28px, 4.4vw, 56px); 
  line-height: 1.05; 
  margin: 0 0 8px; 
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--text) 0%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle { 
  font-size: clamp(16px, 2.1vw, 22px); 
  margin: 0 0 14px; 
  color: var(--muted);
}
.hero-summary { 
  color: var(--text-soft); 
  max-width: 640px;
  line-height: 1.7;
}
.hero-ctas { 
  display: flex; 
  gap: 12px; 
  margin-top: 18px;
}
.hero-art { 
  position: relative; 
  min-height: 260px;
  transform-style: preserve-3d;
}
.orb { 
  position: absolute; 
  filter: blur(24px);
  animation: orbFloat 8s ease-in-out infinite;
  will-change: transform;
}
.orb-1 { 
  width: 180px; 
  height: 180px; 
  background: radial-gradient(circle at 30% 30%, var(--orb-glow), transparent); 
  right: 20%; 
  top: 10%; 
  opacity: 0.6;
  animation-delay: 0s;
}
body.theme-light .orb-1 { opacity: 0.5; }
.orb-2 { 
  width: 220px; 
  height: 220px; 
  background: radial-gradient(circle at 60% 40%, var(--orb-glow), transparent); 
  right: 0; 
  bottom: 10%; 
  opacity: 0.5;
  animation-delay: 2s;
}
body.theme-light .orb-2 { 
  opacity: 0.4; 
  box-shadow: 0 0 80px 40px rgba(0, 0, 0, 0.3),
              0 0 120px 60px rgba(0, 0, 0, 0.15);
}
@keyframes orbFloat {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(10px, -10px) scale(1.1);
  }
  66% {
    transform: translate(-10px, 10px) scale(0.9);
  }
}
.grid-glow { 
  position: absolute; 
  inset: 8% 4% 6% 16%; 
  background: linear-gradient(transparent, var(--grid-glow) 40%, transparent), 
              linear-gradient(90deg, transparent, var(--grid-glow) 40%, transparent); 
  background-size: 100% 18px, 18px 100%; 
  mask: radial-gradient(120% 100% at 50% 0%, #000 40%, transparent); 
  opacity: 0.6; 
}
body.theme-light .grid-glow { opacity: 0.4; }
.profile-art { 
  position: absolute; 
  top: 20px; 
  right: 60px; 
  width: 220px; 
  height: 220px; 
  overflow: hidden; 
  border-radius: 50%; 
  border: 3px solid var(--primary); 
  background: #000000; 
  opacity: 0.9; 
  display: flex; 
  align-items: center; 
  justify-content: center;
  box-shadow: 0 0 40px var(--primary-20), 0 0 80px var(--primary-10);
  animation: profilePulse 3s ease-in-out infinite;
  transition: box-shadow 0.4s ease, border-color 0.4s ease;
}
.profile-art pre { 
  margin: 0px; 
  padding: 0; 
  font-size: 2px; 
  line-height: 1; 
  transform: scale(0.5); 
  transform-origin: top left; 
  width: 400px; 
  height: 400px; 
  position: absolute; 
  top: -30px; 
  left: -45px; 
}
@keyframes profilePulse {
  0%, 100% {
    box-shadow: 0 0 40px var(--primary-20), 0 0 80px var(--primary-10);
  }
  50% {
    box-shadow: 0 0 60px var(--primary-30), 0 0 100px var(--primary-20);
  }
}

.section { padding: 28px 0; }
.section-head h2 { margin: 0 0 8px; font-size: 22px; }
.section-head .muted { color: var(--muted); margin: 0 0 14px; }
.muted-link {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s ease;
}
.muted-link:hover {
  color: var(--text);
}

.chip-row { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; }
.chip { 
  padding: 8px 12px; 
  border-radius: 999px; 
  border: 1px solid var(--border); 
  background: var(--bg-soft); 
  color: var(--text); 
  cursor: pointer; 
  font-weight: 600; 
  font-size: 13px; 
  transition: background 0.3s ease, border-color 0.3s ease, color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
}
.chip:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--primary-10);
}
.chip.active { 
  border-color: var(--primary); 
  background: var(--primary-10);
  box-shadow: 0 0 20px var(--primary-20);
}

.card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.card { 
  position: relative; 
  border-radius: 16px; 
  border: 1px solid var(--border); 
  background: var(--card-gradient); 
  overflow: hidden; 
  padding: 16px; 
  transform-style: preserve-3d; 
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), 
              box-shadow 0.3s ease, 
              border-color 0.3s ease, 
              background 0.4s ease; 
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(20px);
}
.card.animate-in {
  opacity: 1;
  transform: translateY(0);
}
.card.tilt {
  will-change: transform;
}
.card:hover { 
  border-color: var(--primary); 
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px) scale(1.02);
}
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.card:hover::before {
  opacity: 1;
}
.card-title { font-weight: 700; margin: 2px 0 4px; }
.card-meta { color: var(--muted); font-size: 13px; margin-bottom: 8px; }
.card-body { color: var(--text-soft); font-size: 14px; }
.card-actions { display: flex; align-items: center; justify-content: space-between; margin-top: 12px; }
.tag-row { display: flex; gap: 8px; flex-wrap: wrap; }
.tag { 
  font-size: 12px; 
  color: var(--muted); 
  background: var(--tag-bg); 
  border: 1px solid var(--border); 
  padding: 4px 8px; 
  border-radius: 999px; 
  transition: background 0.3s ease, border-color 0.3s ease, transform 0.2s ease, color 0.3s ease;
}
.tag:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
  color: var(--text);
  background: var(--primary-10);
}

.card .expand { margin-left: auto; cursor: pointer; color: var(--muted); border: none; background: transparent; padding: 6px 8px; border-radius: 8px; }
.card .expand:hover { color: var(--text); background: var(--bg-soft); }
.card.expanded { outline: 1px solid var(--primary); }
.card-details { display: none; margin-top: 10px; color: var(--text-soft); }
.card.expanded .card-details { display: block; }

.timeline { display: grid; gap: 12px; }
.timeline-item { 
  border: 1px solid var(--border); 
  background: var(--card-gradient); 
  border-radius: 14px; 
  padding: 14px; 
  transition: background 0.4s ease, border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateX(-20px);
}
.timeline-item.animate-in {
  opacity: 1;
  transform: translateX(0);
}
.timeline-item:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}
.timeline-head { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; justify-content: space-between; margin-bottom: 6px; }
.timeline-title { font-weight: 700; }
/* Remove underlines from all links */
a {
  text-decoration: none;
}

.timeline-title .company-link {
  text-decoration: none;
}
.timeline-meta { color: var(--muted); font-size: 13px; }
.timeline-body { color: var(--text-soft); }

.projects .card-title { font-size: 16px; }
.edu-list { display: grid; gap: 12px; }
.languages-list { display: flex; flex-wrap: wrap; gap: 16px; }
.language-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--card-gradient);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: scale(0.9);
}
.language-item.animate-in {
  opacity: 1;
  transform: scale(1);
}
.language-item:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}
.language-name {
  font-weight: 500;
  color: var(--text);
}
.language-fluency {
  color: var(--muted);
  font-size: 0.9em;
}
.edu-item { 
  border: 1px solid var(--border); 
  background: var(--card-gradient); 
  border-radius: 14px; 
  padding: 14px; 
  transition: background 0.4s ease, border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateX(-20px);
}
.edu-item.animate-in {
  opacity: 1;
  transform: translateX(0);
}
.edu-item:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.skills-cloud { display: flex; gap: 10px; flex-wrap: wrap; }
.skill { 
  border: 1px solid var(--border); 
  background: var(--card-gradient); 
  color: var(--text); 
  padding: 8px 12px; 
  border-radius: 999px; 
  font-weight: 600; 
  transition: background 0.4s ease, border-color 0.3s ease, color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: scale(0.8);
}
.skill.animate-in {
  opacity: 1;
  transform: scale(1);
}
.skill:hover {
  transform: scale(1.1);
  border-color: var(--primary);
  box-shadow: 0 4px 12px var(--primary-20);
}

.site-footer { 
  border-top: 1px solid var(--border); 
  padding: 20px 0 40px; 
  margin-top: 24px; 
  background: linear-gradient(180deg, var(--primary-10), transparent); 
  transition: background 0.4s ease, border-color 0.4s ease;
  position: relative;
}
.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0.5;
}
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.footer-links { display: flex; gap: 14px; }
.footer-links a { color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--text); }

@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .profile-art { width: 180px; height: 180px; top: 15px; right: 40px; }
  .profile-art pre { transform: scale(0.4); }
}
@media (max-width: 640px) {
  .header-inner { height: 60px; }
  .nav { gap: 10px; }
  .nav-link { display: none; }
  .hero { padding-top: 32px; }
  .hero-ctas { flex-wrap: wrap; }
  .card-grid { grid-template-columns: 1fr; }
  .profile-art { width: 150px; height: 150px; top: 10px; right: 20px; }
  .profile-art pre { transform: scale(0.33); }
  .palette-menu {
    right: -20px;
    min-width: 140px;
  }
}

/* Animation Classes */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes rotateIn {
  from {
    opacity: 0;
    transform: rotate(-5deg) scale(0.9);
  }
  to {
    opacity: 1;
    transform: rotate(0) scale(1);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 20px var(--primary-20);
  }
  50% {
    box-shadow: 0 0 30px var(--primary-30);
  }
}

.animate-on-scroll {
  opacity: 0;
}

.animate-on-scroll.animate-in {
  animation: fadeInUp 0.6s ease-out forwards;
}

.fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

.fade-in-down {
  animation: fadeInDown 0.6s ease-out;
}

.slide-in-left {
  animation: slideInLeft 0.6s ease-out;
}

.slide-in-right {
  animation: slideInRight 0.6s ease-out;
}

.scale-in {
  animation: scaleIn 0.5s ease-out;
}

.rotate-in {
  animation: rotateIn 0.6s ease-out;
}

/* Stagger delay utilities */
.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }
.stagger-5 { animation-delay: 0.5s; }

/* Parallax container */
.parallax-container {
  position: relative;
  overflow: hidden;
}

.parallax-element {
  will-change: transform;
}

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

/* Section animations */
.section {
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.section.animate-in {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

/* Hero animations */
.hero-title {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.8s ease-out 0.2s forwards;
}

.hero-subtitle {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.8s ease-out 0.4s forwards;
}

.hero-summary {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.8s ease-out 0.6s forwards;
}

.hero-ctas {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.8s ease-out 0.8s forwards;
}