@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&family=Space+Mono&display=swap');

:root {
  /* Color System */
  --bg-primary: #05080E;
  --bg-surface: rgba(13, 20, 32, 0.55);
  --bg-surface-solid: #0C1322;
  --bg-surface-hover: rgba(13, 20, 32, 0.85);
  
  --accent-primary: #00E676;
  --accent-primary-rgb: 0, 230, 118;
  --accent-secondary: #FFB300;
  --accent-secondary-rgb: 255, 179, 0;
  
  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  
  /* Borders & Shadows */
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 230, 118, 0.15);
  --glass-border: rgba(255, 255, 255, 0.05);
  --glass-shadow: rgba(0, 0, 0, 0.5);
  
  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-title: 'Space Grotesk', var(--font-sans);
  --font-mono: 'Space Mono', monospace;
  
  /* Transitions */
  --ease-elastic: cubic-bezier(0.68, -0.6, 0.32, 1.6);
  --ease-smooth: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-speed: 0.3s;
  --transition-smooth: all 0.4s var(--ease-smooth);
}

/* ----------------------------------------------------
   1. RESET & BASE STYLES
   ---------------------------------------------------- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  font-size: 16px;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

body {
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  position: relative;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 179, 0, 0.25);
  border-radius: 10px;
  border: 2px solid var(--bg-primary);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-primary);
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-smooth);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button, input, textarea, select {
  font-family: inherit;
  background: none;
  border: none;
  outline: none;
}

/* ----------------------------------------------------
   2. SCROLL PROGRESS & CANVAS BACKGROUND
   ---------------------------------------------------- */
.scroll-progress-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.05);
  z-index: 1000;
}

.scroll-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  box-shadow: 0 0 10px var(--accent-primary);
}

#circuit-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  pointer-events: none;
}

.ambient-glow {
  position: fixed;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.08) 0%, rgba(108, 99, 255, 0.04) 50%, transparent 100%);
  border-radius: 50%;
  z-index: -1;
  pointer-events: none;
  filter: blur(80px);
  mix-blend-mode: screen;
}

.glow-1 { top: -10%; left: -10%; }
.glow-2 { bottom: -10%; right: -10%; }

/* ----------------------------------------------------
   3. GLASSMORPHISM UTILITIES
   ---------------------------------------------------- */
.glass-panel {
  background: var(--bg-surface);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid var(--glass-border);
  box-shadow: 0 8px 32px 0 var(--glass-shadow);
  border-radius: 16px;
  transition: var(--transition-smooth);
}

.glass-panel:hover {
  background: var(--bg-surface-hover);
  border-color: rgba(0, 229, 255, 0.2);
  box-shadow: 0 8px 32px 0 rgba(0, 229, 255, 0.08);
}

/* ----------------------------------------------------
   4. LAYOUT & NAVIGATION
   ---------------------------------------------------- */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 900;
  padding: 0.8rem 1.5rem;
  transition: var(--transition-smooth);
}

header.scrolled {
  padding: 0.5rem 1.5rem;
  background: rgba(11, 15, 25, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -1px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo span {
  color: var(--accent-primary);
}

.logo-icon {
  font-size: 1.1rem;
  color: var(--accent-secondary);
  animation: pulse 2s infinite alternate;
}

.nav-menu {
  display: flex;
  gap: 1.25rem;
  list-style: none;
}

.nav-link {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.4rem 0;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  transition: var(--transition-smooth);
}

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

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.hamburger {
  display: none;
  cursor: pointer;
  font-size: 1.5rem;
  color: var(--text-primary);
}

/* ----------------------------------------------------
   5. BUTTONS & ACCENTS
   ---------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.8rem 1.8rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: var(--bg-primary);
  box-shadow: 0 4px 15px rgba(0, 230, 118, 0.25);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--accent-secondary), var(--accent-primary));
  opacity: 0;
  z-index: -1;
  transition: opacity 0.4s ease;
}

.btn-primary:hover::before {
  opacity: 1;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 230, 118, 0.4);
  color: var(--bg-primary);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--accent-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 230, 118, 0.1);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  border-radius: 6px;
}

/* ----------------------------------------------------
   6. HERO SECTION
   ---------------------------------------------------- */
.section {
  padding: 6rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}

.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 8rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.hero-tagline {
  font-family: var(--font-mono);
  color: var(--accent-primary);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.hero-name {
  font-family: var(--font-title);
  font-size: 4rem;
  font-weight: 700;
  line-height: 1.1;
  background: linear-gradient(135deg, var(--text-primary) 30%, var(--text-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-role {
  font-size: 2rem;
  font-weight: 500;
  color: var(--text-secondary);
  min-height: 3rem;
}

.hero-bio {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
}

.hero-actions {
  display: flex;
  gap: 1.2rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

.social-links {
  display: flex;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.social-icon {
  font-size: 1.3rem;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
}

.social-icon:hover {
  color: var(--accent-primary);
  transform: translateY(-3px) scale(1.1);
}

/* Hero Hardware Graphic */
.hero-graphic {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.pcb-mockup {
  position: relative;
  width: 320px;
  height: 320px;
  border-radius: 24px;
  background: radial-gradient(circle at 30% 30%, #161e31, #0d1220);
  border: 2px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), inset 0 0 30px rgba(0, 230, 118, 0.05);
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

.pcb-grid {
  position: absolute;
  width: 200%;
  height: 200%;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 20px 20px;
  background-position: center;
  transform: rotate(15deg);
  opacity: 0.6;
}

.pcb-traces {
  position: absolute;
  width: 100%;
  height: 100%;
}

.pcb-mcu {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 24px;
  z-index: 2;
  overflow: hidden;
}

.pcb-mcu img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
}

.pcb-pins {
  position: absolute;
  width: 90px;
  height: 90px;
  border: 4px dotted rgba(255, 255, 255, 0.2);
  border-radius: 12px;
}

.pcb-glow {
  position: absolute;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(0, 230, 118, 0.15) 0%, transparent 70%);
  z-index: 1;
}

.pulsing-led {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-primary);
  box-shadow: 0 0 10px var(--accent-primary);
  z-index: 5;
}

.led-1 { top: 20%; left: 20%; background: var(--accent-secondary); box-shadow: 0 0 10px var(--accent-secondary); animation: blink 1.2s infinite; }
.led-2 { top: 75%; left: 30%; animation: blink 0.8s infinite 0.2s; }
.led-3 { top: 40%; right: 25%; animation: blink 1.5s infinite 0.5s; }

/* ----------------------------------------------------
   7. HEADINGS & TYPOGRAPHY
   ---------------------------------------------------- */
.section-title-wrap {
  margin-bottom: 4rem;
  text-align: center;
}

.section-subtitle {
  font-family: var(--font-mono);
  color: var(--accent-primary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 0.5rem;
  display: block;
}

.section-title {
  font-family: var(--font-title);
  font-size: 2.5rem;
  font-weight: 700;
}

/* ----------------------------------------------------
   8. ABOUT ME SECTION
   ---------------------------------------------------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
}

.about-text {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  font-size: 1.05rem;
  color: var(--text-secondary);
}

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

.highlight-box {
  border-left: 3px solid var(--accent-primary);
  padding-left: 1.5rem;
  margin: 1rem 0;
  font-style: italic;
}

.about-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.metric-card {
  padding: 1.5rem;
  text-align: center;
}

.metric-number {
  font-family: var(--font-title);
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent-primary);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.metric-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ----------------------------------------------------
   9. EXPERIENCE TIMELINE
   ---------------------------------------------------- */
.timeline-container {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem 0;
}

.timeline-line {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent-primary), var(--accent-secondary), transparent);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  margin-bottom: 4rem;
  width: 50%;
  padding: 0 3rem;
}

.timeline-item:nth-child(even) {
  left: 50%;
}

.timeline-item:nth-child(odd) {
  left: 0;
  text-align: right;
}

.timeline-badge {
  position: absolute;
  top: 1.5rem;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 3px solid var(--accent-primary);
  box-shadow: 0 0 10px var(--accent-primary);
  z-index: 5;
}

.timeline-item:nth-child(even) .timeline-badge {
  left: -8px;
}

.timeline-item:nth-child(odd) .timeline-badge {
  right: -8px;
}

.timeline-panel {
  padding: 2rem;
}

.timeline-duration {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-primary);
  margin-bottom: 0.5rem;
  display: block;
}

.timeline-role {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.timeline-company {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  display: block;
}

.timeline-responsibilities {
  list-style: none;
  font-size: 0.95rem;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.timeline-item:nth-child(odd) .timeline-responsibilities {
  align-items: flex-end;
}

.timeline-responsibilities li {
  position: relative;
}

.timeline-item:nth-child(even) .timeline-responsibilities li {
  padding-left: 1.2rem;
}
.timeline-item:nth-child(even) .timeline-responsibilities li::before {
  content: '⚡';
  position: absolute;
  left: 0;
  font-size: 0.8rem;
  color: var(--accent-primary);
}

.timeline-item:nth-child(odd) .timeline-responsibilities li {
  padding-right: 1.2rem;
}
.timeline-item:nth-child(odd) .timeline-responsibilities li::after {
  content: '⚡';
  position: absolute;
  right: 0;
  font-size: 0.8rem;
  color: var(--accent-primary);
}

.timeline-tags {
  display: flex;
  gap: 0.5rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.timeline-item:nth-child(odd) .timeline-tags {
  justify-content: flex-end;
}

.timeline-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.25rem 0.6rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
  color: var(--text-secondary);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

/* ----------------------------------------------------
   10. TECHNICAL SKILLS
   ---------------------------------------------------- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.skills-category {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.skills-category-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.75rem;
}

.skills-category-icon {
  font-size: 1.2rem;
  color: var(--accent-primary);
}

.skills-category-title {
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 600;
}

.skills-list {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.skill-item {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.skill-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  font-weight: 500;
}

.skill-name {
  color: var(--text-primary);
}

.skill-level {
  color: var(--accent-secondary);
  font-family: var(--font-mono);
}

.skill-bar-bg {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 3px;
  overflow: hidden;
}

.skill-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  box-shadow: 0 0 8px rgba(0, 229, 255, 0.3);
  border-radius: 3px;
  transition: width 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ----------------------------------------------------
   11. FEATURED PROJECTS
   ---------------------------------------------------- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2.5rem;
}

.project-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.project-image-wrap {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.project-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-smooth);
}

.project-card:hover .project-image {
  transform: scale(1.08);
}

.project-image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, transparent 40%, rgba(11, 15, 25, 0.8) 100%);
  opacity: 1;
}

.project-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  flex-grow: 1;
}

.project-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.project-title {
  font-family: var(--font-title);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
}

.project-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.project-meta {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 1rem;
  margin-top: auto;
}

.project-meta span strong {
  color: var(--accent-primary);
}

.project-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0.5rem;
}

.project-link-group {
  display: flex;
  gap: 1rem;
}

.project-link {
  font-size: 1.1rem;
  color: var(--text-secondary);
}

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

/* ----------------------------------------------------
   12. CERTIFICATIONS
   ---------------------------------------------------- */
.certs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.cert-card {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.cert-icon {
  font-size: 2rem;
  color: var(--accent-primary);
  margin-bottom: 0.5rem;
}

.cert-title {
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.3;
}

.cert-issuer {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.cert-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1rem;
  font-size: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 0.75rem;
}

.cert-date {
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.cert-verify {
  color: var(--accent-secondary);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.cert-verify:hover {
  color: var(--accent-primary);
}

/* ----------------------------------------------------
   13. EDUCATION & ACHIEVEMENTS
   ---------------------------------------------------- */
.edu-achieve-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.edu-timeline {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  border-left: 2px solid rgba(255, 255, 255, 0.05);
  padding-left: 1.5rem;
  position: relative;
}

.edu-item {
  position: relative;
}

.edu-item::before {
  content: '';
  position: absolute;
  left: -25px;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 2px solid var(--accent-secondary);
}

.edu-year {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-secondary);
  display: block;
  margin-bottom: 0.25rem;
}

.edu-degree {
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 700;
}

.edu-school {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.achievements-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.achievement-card {
  padding: 1.25rem 1.5rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.achievement-icon {
  font-size: 1.4rem;
  color: var(--accent-primary);
  margin-top: 0.2rem;
}

.achievement-content {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.achievement-title {
  font-weight: 600;
  font-size: 1rem;
}

.achievement-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ----------------------------------------------------
   14. RESUME SECTION
   ---------------------------------------------------- */
.resume-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 3rem;
  gap: 2rem;
}

.resume-preview-container {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  overflow: hidden;
  background: #0D121F;
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.6);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  text-align: left;
}

.resume-header {
  border-bottom: 2px solid var(--accent-primary);
  padding-bottom: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.resume-info h3 {
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 700;
}

.resume-info p {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-primary);
}

.resume-contact-mini {
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-align: right;
}

.resume-summary-mini {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.resume-section-mini h4 {
  font-family: var(--font-title);
  font-size: 0.9rem;
  text-transform: uppercase;
  color: var(--accent-primary);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 0.25rem;
  margin-bottom: 0.5rem;
}

.resume-row-mini {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 1rem;
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

.resume-row-left {
  font-weight: 600;
}

.resume-row-right {
  color: var(--text-secondary);
}

.resume-actions {
  display: flex;
  gap: 1.5rem;
}

/* ----------------------------------------------------
   15. CONTACT SECTION
   ---------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 4rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.contact-intro {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-detail-item {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  color: inherit;
  text-decoration: none;
  transition: var(--transition-smooth);
}

a.contact-detail-item:hover .contact-detail-icon {
  background: rgba(0, 230, 118, 0.2);
  border-color: var(--accent-primary);
  box-shadow: 0 0 10px rgba(0, 230, 118, 0.3);
}

a.contact-detail-item:hover .contact-detail-value {
  color: var(--accent-primary);
  text-shadow: 0 0 5px rgba(0, 230, 118, 0.2);
}

.contact-detail-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(108, 99, 255, 0.1);
  border: 1px solid rgba(108, 99, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-primary);
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-detail-content {
  display: flex;
  flex-direction: column;
}

.contact-detail-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.contact-detail-value {
  font-weight: 500;
  color: var(--text-primary);
}

.contact-detail-value a:hover {
  color: var(--accent-primary);
}

.contact-form-panel {
  padding: 2.5rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  position: relative;
  width: 100%;
}

.form-input {
  width: 100%;
  padding: 0.9rem 1.2rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

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

.form-input:focus {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--accent-primary);
  box-shadow: 0 0 10px rgba(0, 229, 255, 0.15);
}

.form-label {
  position: absolute;
  left: 1.2rem;
  top: 0.9rem;
  color: var(--text-muted);
  transition: var(--transition-smooth);
  pointer-events: none;
  font-size: 0.95rem;
}

/* Floating labels effect */
.form-input:focus ~ .form-label,
.form-input:not(:placeholder-shown) ~ .form-label {
  top: -0.6rem;
  left: 0.8rem;
  font-size: 0.75rem;
  background: #111827;
  padding: 0 0.4rem;
  color: var(--accent-primary);
}

.form-status {
  padding: 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  display: none;
}

.form-status.success {
  display: block;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: #10B981;
}

.form-status.error {
  display: block;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: #EF4444;
}

/* ----------------------------------------------------
   16. FOOTER
   ---------------------------------------------------- */
footer {
  border-top: 1px solid var(--border-color);
  padding: 3rem 2rem;
  background: #070A10;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

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

.footer-logo {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.1rem;
}

.footer-logo span {
  color: var(--accent-primary);
}

.footer-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  font-size: 0.9rem;
  color: var(--text-muted);
}

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

/* ----------------------------------------------------
   17. DETAILS MODAL
   ---------------------------------------------------- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(7, 10, 16, 0.85);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
  padding: 2rem;
}

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

.modal-container {
  width: 100%;
  max-width: 850px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 16px;
  position: relative;
  transform: translateY(20px);
  transition: transform 0.4s var(--ease-smooth);
}

.modal-overlay.active .modal-container {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 100;
  font-size: 1.2rem;
  transition: var(--transition-smooth);
}

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

.modal-content-wrap {
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  flex-grow: 1;
}

.modal-banner {
  height: 300px;
  width: 100%;
  position: relative;
}

.modal-banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-body {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.modal-header-meta {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 1rem;
}

.modal-title {
  font-family: var(--font-title);
  font-size: 2rem;
  font-weight: 700;
}

.modal-body h4 {
  font-family: var(--font-title);
  font-size: 1.2rem;
  color: var(--accent-primary);
  margin-top: 1rem;
}

.modal-section-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.modal-list-custom {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.95rem;
}

.modal-list-custom li {
  position: relative;
  padding-left: 1.2rem;
}

.modal-list-custom li::before {
  content: '▪';
  position: absolute;
  left: 0;
  color: var(--accent-primary);
  font-size: 1rem;
}

/* ----------------------------------------------------
   18. INTERSECTION ANIMATIONS
   ---------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-smooth), transform 0.8s var(--ease-smooth);
}

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

/* ----------------------------------------------------
   19. ANIMATION KEYFRAMES
   ---------------------------------------------------- */
@keyframes blink {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; filter: drop-shadow(0 0 4px var(--accent-primary)); }
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(1.1); opacity: 1; }
}


/* ====================================================
   20. ADMINISTRATIVE CMS DASHBOARD CSS STYLES
   ==================================================== */
.admin-body {
  background-color: var(--bg-primary);
  overflow: hidden;
}

.dashboard-wrapper {
  display: flex;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

/* Sidebar Styling */
.dashboard-sidebar {
  width: 230px;
  height: 100vh;
  padding: 1.5rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  border-radius: 0;
  border: none;
  border-right: 1px solid var(--border-color);
  background: rgba(11, 15, 25, 0.7);
  flex-shrink: 0;
}

.sidebar-brand {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-primary);
}

.sidebar-brand i {
  color: var(--accent-primary);
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 12px;
}

.user-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--accent-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--bg-primary);
  flex-shrink: 0;
}

.user-info h4 {
  font-size: 0.95rem;
  font-weight: 600;
}

.user-info p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex-grow: 1;
  overflow-y: auto;
}

.nav-tab-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0.8rem;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.85rem;
  color: var(--text-secondary);
  width: 100%;
  text-align: left;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.nav-tab-btn:hover, .nav-tab-btn.active {
  color: var(--accent-primary);
  background: rgba(0, 229, 255, 0.06);
}

.sidebar-footer {
  margin-top: auto;
  border-top: 1px solid var(--border-color);
  padding-top: 0.75rem;
}

/* Content Area */
.dashboard-content {
  flex-grow: 1;
  height: 100vh;
  overflow-y: auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.content-header {
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.content-header h2 {
  font-family: var(--font-title);
  font-size: 1.3rem;
  font-weight: 700;
}

.status-indicator {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tab-panels-container {
  flex-grow: 1;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

/* Analytics */
.analytics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.analytic-card {
  padding: 1.5rem 2rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.analytic-card i {
  font-size: 2.2rem;
  color: var(--accent-primary);
}

.analytic-info h3 {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.25rem;
}

.analytic-val {
  font-family: var(--font-title);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}

/* Tables */
.table-scroll {
  width: 100%;
  overflow-x: auto;
  margin-top: 1rem;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  text-align: left;
}

.admin-table th, .admin-table td {
  padding: 1.2rem 1rem;
  border-bottom: 1px solid var(--border-color);
}

.admin-table th {
  font-family: var(--font-title);
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--border-color);
}

.admin-table tr:hover {
  background: rgba(255, 255, 255, 0.01);
}

.recent-panel {
  padding: 2.5rem;
}

.recent-panel h3 {
  font-family: var(--font-title);
  font-size: 1.4rem;
  font-weight: 700;
}

.header-with-action {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

/* CRUD List Columns */
.admin-items-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.admin-item-row {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 1.5rem;
}

.admin-item-img {
  width: 90px;
  height: 55px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  flex-shrink: 0;
}

.admin-item-details {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.admin-item-details h4 {
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 700;
}

.admin-item-details p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.admin-item-meta {
  display: flex;
  gap: 1.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.admin-item-actions {
  display: flex;
  gap: 0.5rem;
}

.admin-items-list-flex {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.admin-skill-chip {
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: calc(33.333% - 0.85rem);
  min-width: 240px;
}

.chip-actions {
  display: flex;
  gap: 0.5rem;
}

.chip-actions button {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
}

.chip-actions button:hover {
  color: var(--accent-primary);
}

/* File Upload drag area */
.file-upload-box {
  border: 2px dashed rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  background: rgba(255, 255, 255, 0.01);
  position: relative;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.file-upload-box:hover {
  border-color: var(--accent-primary);
  background: rgba(0, 229, 255, 0.02);
}

.file-upload-box i {
  font-size: 2.2rem;
  color: var(--accent-primary);
  margin-bottom: 0.5rem;
}

.file-upload-box p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.file-upload-box p span {
  color: var(--accent-primary);
  text-decoration: underline;
  font-weight: 500;
}

.file-upload-box input[type="file"] {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.upload-progress {
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-primary);
  display: none;
}

.badge {
  background: var(--accent-primary);
  color: var(--bg-primary);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.1rem 0.5rem;
  border-radius: 10px;
  font-weight: 700;
  margin-left: auto;
}

/* Form layouts */
.form-panel {
  padding: 2.5rem;
}

.form-panel h3 {
  font-family: var(--font-title);
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.5rem;
}

.admin-form {
  max-width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-row-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1.5rem;
}

.form-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.hidden-panel {
  display: none !important;
}

/* ----------------------------------------------------
   21. COMPREHENSIVE RESPONSIVE MEDIA QUERIES
   ---------------------------------------------------- */

/* --- 1. Laptops and Tablets (max-width: 1024px) --- */
@media (max-width: 1024px) {
  /* Public Site Grid Adjustments */
  .hero-grid {
    gap: 2rem;
  }
  .about-grid {
    gap: 2.5rem;
  }
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .certs-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Admin Dashboard adjustments */
  .admin-skill-chip {
    width: calc(50% - 0.63rem);
  }
}

/* --- 2. Medium Screens & Tablet Portrait (max-width: 900px) --- */
@media (max-width: 900px) {
  /* Admin Sidebar layout reflow (Horizontal nav bar) */
  .dashboard-wrapper {
    flex-direction: column;
  }
  .dashboard-sidebar {
    width: 100%;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding: 1.2rem 1rem;
    gap: 1rem;
  }
  .sidebar-nav {
    flex-direction: row;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    gap: 0.5rem;
  }
  .nav-tab-btn {
    white-space: nowrap;
    width: auto;
    padding: 0.5rem 0.8rem;
  }
  .dashboard-content {
    height: calc(100vh - 210px);
    padding: 1.2rem;
  }
}

/* --- 3. Tablet and Mobile Reflows (max-width: 768px) --- */
@media (max-width: 768px) {
  /* Global section spacing */
  .section {
    padding: 4rem 1.25rem;
  }
  .hero-section {
    padding-top: 5rem;
    padding-bottom: 2rem;
    min-height: auto;
  }
  .section-title {
    font-size: 1.8rem;
  }

  /* Visitor Header and Mobile Hamburger Navigation */
  .hamburger {
    display: block;
    z-index: 1000;
  }
  
  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(5, 8, 14, 0.96);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    flex-direction: column;
    padding: 1.5rem 2rem;
    gap: 1rem;
    transform: translateY(-20px);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-smooth);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav-link {
    font-size: 1rem;
    padding: 0.5rem 0;
    width: 100%;
    display: block;
  }

  /* Hero Section Reflow */
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
    padding-top: 2rem;
  }
  
  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero-name {
    font-size: 2.4rem;
  }

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

  .pcb-mockup {
    width: 270px;
    height: 270px;
    border-radius: 20px;
  }

  /* About Grid Stack */
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

  /* Experience Split Timeline -> Left-aligned linear timeline */
  .timeline-line {
    left: 16px;
    transform: none;
  }

  .timeline-item {
    width: 100%;
    left: 0 !important;
    padding-left: 3rem;
    padding-right: 0;
    text-align: left !important;
    margin-bottom: 2.5rem;
  }

  .timeline-badge {
    left: 8px !important;
    top: 0.5rem;
  }

  .timeline-item:nth-child(odd) .timeline-responsibilities,
  .timeline-item:nth-child(odd) .timeline-tags {
    text-align: left;
  }
  
  .timeline-item:nth-child(odd) .timeline-responsibilities li {
    padding-left: 1.25rem;
    padding-right: 0;
  }
  
  .timeline-item:nth-child(odd) .timeline-responsibilities li::after {
    display: none;
  }
  
  .timeline-item:nth-child(odd) .timeline-responsibilities li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
  }

  /* Projects & Contact Grid Stacks */
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  /* Modal responsiveness */
  .modal-container {
    max-height: 90vh;
    border-radius: 12px;
  }
  .modal-banner {
    height: 180px;
  }
  .modal-body {
    padding: 1.5rem;
    gap: 1rem;
  }
  .modal-section-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  /* Admin forms reflow */
  .form-row-2, .form-row-3 {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
  
  .admin-item-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  
  .admin-item-img {
    width: 100%;
    height: 120px;
  }
  
  .admin-item-actions {
    width: 100%;
    justify-content: flex-end;
  }
  
  .admin-skill-chip {
    width: 100%;
  }

  /* Visitor Certifications Stack */
  .certs-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  /* Academic & Achievements Stack */
  .edu-achieve-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  /* Mini-Resume Mobile Reflow */
  .resume-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  .resume-contact-mini {
    text-align: left;
  }
  .resume-actions {
    flex-direction: column;
    gap: 1rem;
  }
  .resume-actions .btn {
    width: 100%;
  }

  /* Footer Mobile Reflow */
  .footer-container {
    flex-direction: column;
    text-align: center;
    gap: 1.5rem;
  }
  .footer-links {
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem 1.5rem;
  }
}

/* --- 4. Micro Phones (max-width: 480px) --- */
@media (max-width: 480px) {
  .hero-name {
    font-size: 2rem;
  }
  .hero-tagline {
    font-size: 0.8rem;
  }
  .section-title {
    font-size: 1.5rem;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .hero-actions .btn {
    width: 100%;
  }
}