:root {
  /* Color Palette - Dark Mode (Default) */
  --bg-primary: #07090e;
  --bg-secondary: #0d121d;
  --bg-tertiary: #131b2e;
  --card-bg: rgba(19, 27, 46, 0.7);
  --card-border: rgba(99, 102, 241, 0.18);
  --card-hover-border: rgba(6, 182, 212, 0.5);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --accent-cyan: #06b6d4;
  --accent-cyan-glow: rgba(6, 182, 212, 0.35);
  --accent-purple: #8b5cf6;
  --accent-purple-glow: rgba(139, 92, 246, 0.35);
  --accent-emerald: #10b981;
  --accent-emerald-glow: rgba(16, 185, 129, 0.3);
  --accent-blue: #3b82f6;
  
  --gradient-primary: linear-gradient(135deg, #06b6d4 0%, #8b5cf6 50%, #ec4899 100%);
  --gradient-accent: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
  --gradient-card: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.01) 100%);
  --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.07) 0%, rgba(255, 255, 255, 0.02) 100%);

  --nav-bg: rgba(7, 9, 14, 0.8);
  --nav-border: rgba(255, 255, 255, 0.08);
  
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 10px 30px -5px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 20px 40px -10px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 0 25px rgba(6, 182, 212, 0.25);
  --shadow-purple-glow: 0 0 25px rgba(139, 92, 246, 0.25);

  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --grid-line: rgba(255, 255, 255, 0.03);
}

/* Light Theme Variables */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --card-bg: rgba(255, 255, 255, 0.85);
  --card-border: rgba(99, 102, 241, 0.15);
  --card-hover-border: rgba(6, 182, 212, 0.7);
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  
  --accent-cyan: #0284c7;
  --accent-cyan-glow: rgba(2, 132, 199, 0.2);
  --accent-purple: #7c3aed;
  --accent-purple-glow: rgba(124, 58, 237, 0.2);
  --accent-emerald: #059669;
  --accent-emerald-glow: rgba(5, 150, 105, 0.2);
  --accent-blue: #2563eb;
  
  --gradient-primary: linear-gradient(135deg, #0284c7 0%, #7c3aed 50%, #db2777 100%);
  --gradient-accent: linear-gradient(135deg, #0284c7 0%, #2563eb 100%);
  --gradient-card: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 250, 252, 0.7) 100%);
  --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(241, 245, 249, 0.8) 100%);

  --nav-bg: rgba(248, 250, 252, 0.85);
  --nav-border: rgba(0, 0, 0, 0.08);
  
  --shadow-sm: 0 4px 12px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.1);
  --shadow-lg: 0 20px 35px -10px rgba(15, 23, 42, 0.12);
  --shadow-glow: 0 0 25px rgba(2, 132, 199, 0.15);
  --shadow-purple-glow: 0 0 25px rgba(124, 58, 237, 0.15);

  --grid-line: rgba(0, 0, 0, 0.03);
}

/* Reset & Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  -webkit-font-smoothing: antialiased;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  border: 2px solid var(--bg-primary);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-cyan);
}

/* Selection */
::selection {
  background: var(--accent-cyan);
  color: #ffffff;
}

/* Canvas & Background Mesh */
#particle-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
  opacity: 0.6;
}

.bg-grid-pattern {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: 
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

.ambient-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
  transition: opacity var(--transition-slow);
}
.glow-1 {
  top: 10%;
  left: 15%;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, var(--accent-cyan) 0%, transparent 70%);
}
.glow-2 {
  top: 60%;
  right: 10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-purple) 0%, transparent 70%);
}
.glow-3 {
  bottom: 5%;
  left: 30%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--accent-emerald) 0%, transparent 70%);
}

/* Custom Cursor Glow follower */
.cursor-glow {
  position: fixed;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%);
  z-index: 1;
  transition: width 0.3s, height 0.3s;
}

/* Layout Utilities */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}

section {
  padding: 100px 0;
  position: relative;
}

/* Typography & Headings */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.cyan-text {
  color: var(--accent-cyan);
}

.purple-text {
  color: var(--accent-purple);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: var(--radius-full);
  color: var(--accent-cyan);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.section-tag i {
  font-size: 0.9rem;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-subtitle {
  color: var(--text-secondary);
  max-width: 650px;
  margin: 0 auto;
  font-size: 1.05rem;
}

/* Glassmorphic Cards */
.glass-card {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
}

.glass-card:hover {
  border-color: var(--card-hover-border);
  box-shadow: var(--shadow-md), var(--shadow-glow);
  transform: translateY(-4px);
}

/* Interactive Navigation Bar */
.navbar {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 1100px;
  background: var(--nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--nav-border);
  border-radius: var(--radius-full);
  padding: 12px 28px;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

.navbar.scrolled {
  top: 10px;
  padding: 10px 24px;
  background: var(--nav-bg);
  border-color: rgba(6, 182, 212, 0.3);
  box-shadow: var(--shadow-lg), 0 0 20px rgba(6, 182, 212, 0.15);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 800;
  font-size: clamp(0.95rem, 1.8vw, 1.15rem);
  color: var(--text-primary);
  white-space: nowrap;
}

.nav-brand-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.9rem;
  font-weight: 800;
  box-shadow: 0 0 10px var(--accent-cyan-glow);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent-cyan);
  border-radius: var(--radius-full);
  box-shadow: 0 0 8px var(--accent-cyan);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Theme Toggle Button */
.theme-toggle-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--card-border);
  color: var(--text-primary);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.theme-toggle-btn:hover {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 12px var(--accent-cyan-glow);
  transform: rotate(15deg);
}

.theme-toggle-btn .sun-icon {
  display: none;
  color: #f59e0b;
}

.theme-toggle-btn .moon-icon {
  display: block;
  color: var(--accent-cyan);
}

[data-theme="light"] .theme-toggle-btn .sun-icon {
  display: block;
}

[data-theme="light"] .theme-toggle-btn .moon-icon {
  display: none;
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.4rem;
  cursor: pointer;
}

/* Scroll Progress Bar */
.scroll-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: var(--gradient-primary);
  z-index: 1001;
  transition: width 0.1s ease-out;
  box-shadow: 0 0 10px var(--accent-cyan);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 26px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #ffffff;
  box-shadow: 0 4px 20px var(--accent-cyan-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-cyan-glow);
  filter: brightness(1.1);
}

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

.btn-secondary:hover {
  border-color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.1);
  color: var(--accent-cyan);
  transform: translateY(-2px);
}

.btn-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-tertiary);
  border: 1px solid var(--card-border);
  color: var(--text-primary);
  font-size: 1.1rem;
  transition: all var(--transition-fast);
}

.btn-icon:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: 0 0 15px var(--accent-cyan-glow);
  transform: translateY(-3px);
}

/* =========================================================================
   HERO SECTION
   ========================================================================= */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 140px;
  padding-bottom: 60px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 50px;
  align-items: center;
}

.hero-badge-container {
  margin-bottom: 20px;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  color: var(--accent-emerald);
  font-size: 0.85rem;
  font-weight: 600;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 10px rgba(16, 185, 129, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
  }
}

.hero-name {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
  line-height: 1.1;
}

.hero-typed-container {
  font-size: clamp(1.2rem, 2.5vw, 1.7rem);
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 20px;
  min-height: 40px;
}

.typed-text {
  color: var(--accent-cyan);
  border-right: 2px solid var(--accent-cyan);
  animation: blink 0.75s step-end infinite;
}

@keyframes blink {
  from, to { border-color: transparent }
  50% { border-color: var(--accent-cyan); }
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 580px;
  margin-bottom: 30px;
  line-height: 1.7;
}

.hero-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}

.highlight-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
}

.highlight-pill i {
  color: var(--accent-cyan);
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.hero-socials {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Hero Visual Avatar Card */
.hero-visual-wrapper {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-visual-card {
  position: relative;
  width: 100%;
  max-width: 420px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 28px;
  padding: 24px;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-lg);
  transform-style: preserve-3d;
  transition: transform 0.2s ease-out;
}

.hero-avatar-frame {
  position: relative;
  width: 100%;
  border-radius: 20px;
  overflow: hidden;
  margin-bottom: 20px;
  background: linear-gradient(180deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
  border: 1px solid var(--card-border);
}

.hero-floating-badge {
  position: absolute;
  background: var(--card-bg);
  backdrop-filter: blur(14px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-md);
  z-index: 10;
  animation: float 4s ease-in-out infinite;
}

.badge-badge-1 {
  top: -15px;
  right: -20px;
  animation-delay: 0s;
}

.badge-badge-2 {
  bottom: 10px;
  left: -25px;
  animation-delay: 2s;
}

.badge-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.badge-icon.appian {
  background: rgba(6, 182, 212, 0.15);
  color: var(--accent-cyan);
}

.badge-icon.rpa {
  background: rgba(139, 92, 246, 0.15);
  color: var(--accent-purple);
}

.badge-text strong {
  display: block;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.badge-text span {
  font-size: 0.75rem;
  color: var(--text-muted);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* =========================================================================
   KEY STATS COUNTER BAR
   ========================================================================= */
.stats-banner {
  margin-top: -30px;
  margin-bottom: 50px;
  position: relative;
  z-index: 5;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.stat-box {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  text-align: center;
  transition: all var(--transition-normal);
}

.stat-box:hover {
  border-color: var(--accent-cyan);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.stat-number-wrapper {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 500;
}

/* =========================================================================
   EXECUTIVE SUMMARY & PILLARS
   ========================================================================= */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.pillar-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.pillar-card {
  background: var(--bg-secondary);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: all var(--transition-fast);
}

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

.pillar-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(139, 92, 246, 0.1);
  color: var(--accent-purple);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 14px;
}

.pillar-card h4 {
  font-size: 1.05rem;
  margin-bottom: 6px;
}

.pillar-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.about-summary-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
}

.about-checklist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.about-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.about-checklist li i {
  color: var(--accent-emerald);
  margin-top: 4px;
  font-size: 1.1rem;
}

/* =========================================================================
   TECHNICAL EXPERTISE & SKILLS
   ========================================================================= */
.skills-nav-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.skill-tab-btn {
  padding: 10px 22px;
  background: var(--bg-secondary);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.skill-tab-btn.active, .skill-tab-btn:hover {
  background: var(--gradient-primary);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 4px 15px var(--accent-cyan-glow);
}

.skills-categories-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.skill-category-card {
  background: var(--card-bg);
  backdrop-filter: blur(14px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 30px;
  transition: all var(--transition-normal);
}

.skill-category-card:hover {
  border-color: var(--accent-cyan);
  box-shadow: var(--shadow-glow);
}

.category-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.category-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(6, 182, 212, 0.1);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.category-header h3 {
  font-size: 1.25rem;
}

.category-header p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.skills-pill-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--bg-tertiary);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.skill-tag:hover {
  border-color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.12);
  color: var(--accent-cyan);
  transform: translateY(-2px);
}

.skill-tag i {
  color: var(--accent-cyan);
}

.skill-tag.featured {
  background: rgba(139, 92, 246, 0.12);
  border-color: rgba(139, 92, 246, 0.3);
  color: var(--accent-purple);
}

.skill-tag.featured i {
  color: var(--accent-purple);
}

/* =========================================================================
   CAREER JOURNEY (TIMELINE)
   ========================================================================= */
.timeline-container {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.timeline-container::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 28px;
  width: 2px;
  background: linear-gradient(180deg, var(--accent-cyan) 0%, var(--accent-purple) 50%, var(--accent-emerald) 100%);
}

.timeline-item {
  position: relative;
  margin-bottom: 40px;
  padding-left: 70px;
}

.timeline-marker {
  position: absolute;
  left: 17px;
  top: 24px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 3px solid var(--accent-cyan);
  box-shadow: 0 0 12px var(--accent-cyan);
  z-index: 2;
  transition: all var(--transition-fast);
}

.timeline-item:hover .timeline-marker {
  transform: scale(1.25);
  background: var(--accent-cyan);
}

.timeline-item.current .timeline-marker {
  border-color: var(--accent-emerald);
  box-shadow: 0 0 15px var(--accent-emerald);
}

.timeline-card {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.timeline-card:hover {
  border-color: var(--card-hover-border);
  box-shadow: var(--shadow-md), var(--shadow-glow);
  transform: translateX(6px);
}

.timeline-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.timeline-company {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.timeline-period {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-cyan);
}

.timeline-role-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--accent-purple);
  margin-bottom: 14px;
}

.timeline-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}

.timeline-bullets li {
  position: relative;
  padding-left: 20px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.timeline-bullets li::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
  font-size: 1rem;
}

.timeline-roles-accordion {
  margin-top: 18px;
  border-top: 1px dashed var(--card-border);
  padding-top: 16px;
}

.role-sub-item {
  margin-bottom: 16px;
  padding-left: 14px;
  border-left: 2px solid var(--card-border);
}

.role-sub-item:last-child {
  margin-bottom: 0;
}

.role-sub-title {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.role-sub-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.timeline-tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.timeline-tech-tag {
  font-size: 0.78rem;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  border: 1px solid var(--card-border);
  color: var(--text-secondary);
}

/* =========================================================================
   KEY IMPACT & PRE-SALES CASE STUDIES
   ========================================================================= */
.impact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.impact-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.impact-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent-cyan);
  box-shadow: var(--shadow-md), var(--shadow-glow);
}

.impact-metric {
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 12px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.impact-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.impact-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* =========================================================================
   CERTIFICATIONS & EDUCATION
   ========================================================================= */
.certs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.cert-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all var(--transition-normal);
}

.cert-card:hover {
  border-color: var(--accent-purple);
  transform: translateY(-3px);
  box-shadow: var(--shadow-purple-glow);
}

.cert-icon-wrapper {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: rgba(139, 92, 246, 0.12);
  color: var(--accent-purple);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  flex-shrink: 0;
}

.cert-info h4 {
  font-size: 1.05rem;
  margin-bottom: 4px;
}

.cert-info p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.cert-badge {
  display: inline-block;
  margin-top: 6px;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: rgba(6, 182, 212, 0.1);
  color: var(--accent-cyan);
  border: 1px solid rgba(6, 182, 212, 0.2);
}

/* =========================================================================
   CONTACT & CONNECT SECTION
   ========================================================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-item-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-secondary);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 18px 24px;
  transition: all var(--transition-fast);
}

.contact-item-card:hover {
  border-color: var(--accent-cyan);
  transform: translateX(4px);
}

.contact-item-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.contact-icon-box {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(6, 182, 212, 0.1);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.contact-meta span {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.contact-meta strong {
  font-size: 0.95rem;
  color: var(--text-primary);
}

.copy-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--card-border);
  color: var(--text-secondary);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.copy-btn:hover {
  background: var(--accent-cyan);
  color: #fff;
  border-color: var(--accent-cyan);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-control {
  width: 100%;
  background: var(--bg-secondary);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 15px var(--accent-cyan-glow);
}

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

/* Toast Notification */
.toast-notification {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--accent-cyan);
  border-radius: var(--radius-md);
  padding: 14px 22px;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 2000;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

.toast-notification.show {
  transform: translateY(0);
  opacity: 1;
}

.toast-notification i {
  color: var(--accent-cyan);
  font-size: 1.1rem;
}

/* =========================================================================
   FOOTER
   ========================================================================= */
footer {
  border-top: 1px solid var(--card-border);
  padding: 40px 0;
  background: var(--bg-secondary);
  position: relative;
  z-index: 2;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-left p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.back-to-top {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  border: 1px solid var(--card-border);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.back-to-top:hover {
  background: var(--accent-cyan);
  color: #fff;
  border-color: var(--accent-cyan);
  transform: translateY(-3px);
}

/* =========================================================================
   ANIMATION & REVEAL CLASSES
   ========================================================================= */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.7s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================================================= */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-name {
    font-size: 2.8rem;
  }

  .hero-description {
    margin: 0 auto 30px;
  }

  .hero-highlights {
    justify-content: center;
  }

  .hero-cta-group {
    justify-content: center;
  }

  .hero-socials {
    justify-content: center;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .skills-categories-grid {
    grid-template-columns: 1fr;
  }

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

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

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

@media (max-width: 768px) {
  .navbar {
    width: 94%;
    padding: 10px 18px;
  }

  .mobile-nav-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 75px;
    left: 3%;
    width: 94%;
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    flex-direction: column;
    padding: 24px;
    gap: 18px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-lg);
  }

  .nav-links.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

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

  .pillar-cards {
    grid-template-columns: 1fr;
  }

  .timeline-container::before {
    left: 16px;
  }

  .timeline-item {
    padding-left: 45px;
  }

  .timeline-marker {
    left: 5px;
    width: 20px;
    height: 20px;
  }
}