/* ============================================
   VARUN KUMAR — AI-THEMED PORTFOLIO
   Dark futuristic design with neural aesthetics
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700;800;900&family=Rajdhani:wght@300;400;500;600;700&family=Share+Tech+Mono&display=swap');

/* --- CSS Variables --- */
:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #0d0d18;
  --bg-card: rgba(15, 15, 30, 0.7);
  --bg-glass: rgba(20, 20, 45, 0.5);
  --accent-cyan: #00e5ff;
  --accent-blue: #2979ff;
  --accent-purple: #7c4dff;
  --accent-green: #00e676;
  --text-primary: #e8eaf6;
  --text-secondary: #9fa8da;
  --text-muted: #5c6bc0;
  --glow-cyan: 0 0 20px rgba(0, 229, 255, 0.3), 0 0 40px rgba(0, 229, 255, 0.1);
  --glow-blue: 0 0 20px rgba(41, 121, 255, 0.3);
  --glow-purple: 0 0 20px rgba(124, 77, 255, 0.3);
  --border-glow: 1px solid rgba(0, 229, 255, 0.15);
  --font-display: 'Orbitron', sans-serif;
  --font-body: 'Rajdhani', sans-serif;
  --font-mono: 'Share Tech Mono', monospace;
  --transition-smooth: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --grid-line: rgba(0, 229, 255, 0.04);
}

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

html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--accent-cyan) var(--bg-primary);
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 17px;
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--accent-cyan); border-radius: 3px; }

a { color: var(--accent-cyan); text-decoration: none; transition: var(--transition-smooth); }
a:hover { color: #fff; text-shadow: var(--glow-cyan); }

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

/* --- Animated Background --- */
.bg-grid {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: -2;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(60px, 60px); }
}

.bg-glow {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: -1;
  pointer-events: none;
}

.bg-glow::before {
  content: '';
  position: absolute;
  top: -20%; left: -20%;
  width: 50%;
  height: 50%;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.06) 0%, transparent 70%);
  animation: floatGlow1 15s ease-in-out infinite;
}

.bg-glow::after {
  content: '';
  position: absolute;
  bottom: -20%; right: -20%;
  width: 60%;
  height: 60%;
  background: radial-gradient(circle, rgba(124, 77, 255, 0.05) 0%, transparent 70%);
  animation: floatGlow2 18s ease-in-out infinite;
}

@keyframes floatGlow1 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(80px, 60px); }
}

@keyframes floatGlow2 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-60px, -80px); }
}

/* --- Neural Canvas (particles) --- */
#neural-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: -1;
  pointer-events: none;
  opacity: 0.4;
}

/* --- Navigation --- */
.nav-main {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  z-index: 1000;
  padding: 0;
  transition: var(--transition-smooth);
}

.nav-main.scrolled {
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 229, 255, 0.08);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 18px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo .logo-symbol {
  width: 36px;
  height: 36px;
  border: 2px solid var(--accent-cyan);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: var(--accent-cyan);
  position: relative;
  overflow: hidden;
}

.nav-logo .logo-symbol::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.1), transparent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding: 8px 18px;
  border-radius: 6px;
  position: relative;
  transition: var(--transition-smooth);
}

.nav-links a::before {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--accent-cyan);
  transition: width 0.3s ease;
  border-radius: 1px;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent-cyan);
  background: rgba(0, 229, 255, 0.05);
}

.nav-links a:hover::before,
.nav-links a.active::before {
  width: 24px;
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  z-index: 1100;
}

.nav-hamburger span {
  width: 26px;
  height: 2px;
  background: var(--accent-cyan);
  transition: var(--transition-smooth);
  border-radius: 2px;
}

.nav-hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* --- Page Header / Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 40px 80px;
  position: relative;
}

.hero-content {
  max-width: 1280px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-text {
  animation: fadeInUp 1s ease forwards;
  opacity: 0;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-cyan);
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero-label::before {
  content: '';
  width: 40px;
  height: 1px;
  background: var(--accent-cyan);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 10px;
  letter-spacing: -0.5px;
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue), var(--accent-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: 1.35rem;
  font-weight: 300;
  color: var(--text-secondary);
  margin-bottom: 30px;
  line-height: 1.6;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 40px;
  padding-top: 30px;
  border-top: 1px solid rgba(0, 229, 255, 0.1);
}

.stat-item {
  text-align: left;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-cyan);
  line-height: 1;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-top: 6px;
}

/* Hero Visual */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeInUp 1s 0.3s ease forwards;
  opacity: 0;
}

.profile-frame {
  position: relative;
  width: 380px;
  height: 380px;
}

.profile-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 20px;
  position: relative;
  z-index: 2;
  border: 2px solid rgba(0, 229, 255, 0.2);
}

.profile-frame::before {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 22px;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple), var(--accent-blue));
  z-index: 1;
  animation: borderRotate 6s linear infinite;
  opacity: 0.6;
}

@keyframes borderRotate {
  0% { filter: hue-rotate(0deg); }
  100% { filter: hue-rotate(360deg); }
}

.profile-frame::after {
  content: '';
  position: absolute;
  inset: -20px;
  border-radius: 30px;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.08) 0%, transparent 70%);
  z-index: 0;
  animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.05); opacity: 1; }
}

/* Floating tech badges around profile */
.tech-badge {
  position: absolute;
  padding: 8px 16px;
  background: var(--bg-glass);
  border: var(--border-glow);
  border-radius: 30px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  backdrop-filter: blur(10px);
  z-index: 5;
  white-space: nowrap;
  animation: float 5s ease-in-out infinite;
}

.tech-badge:nth-child(2) { top: 5%; right: -30px; animation-delay: 0s; }
.tech-badge:nth-child(3) { bottom: 15%; left: -40px; animation-delay: 1.5s; }
.tech-badge:nth-child(4) { top: 40%; right: -50px; animation-delay: 3s; }
.tech-badge:nth-child(5) { bottom: -5%; right: 20%; animation-delay: 0.8s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  color: var(--bg-primary);
}

.btn-primary:hover {
  box-shadow: var(--glow-cyan);
  transform: translateY(-2px);
  color: var(--bg-primary);
}

.btn-outline {
  background: transparent;
  color: var(--accent-cyan);
  border: 1px solid var(--accent-cyan);
}

.btn-outline:hover {
  background: rgba(0, 229, 255, 0.1);
  box-shadow: var(--glow-cyan);
  transform: translateY(-2px);
  color: var(--accent-cyan);
}

.btn-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* --- Section Layout --- */
.section {
  padding: 100px 40px;
  position: relative;
}

.section-inner {
  max-width: 1280px;
  margin: 0 auto;
}

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

.section-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-cyan);
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-label::before {
  content: '';
  width: 30px;
  height: 1px;
  background: var(--accent-cyan);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  letter-spacing: 1px;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-top: 10px;
  max-width: 600px;
}

/* --- Glass Card --- */
.glass-card {
  background: var(--bg-card);
  border: var(--border-glow);
  border-radius: 16px;
  padding: 36px;
  backdrop-filter: blur(12px);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.glass-card:hover {
  border-color: rgba(0, 229, 255, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.glass-card:hover::before {
  opacity: 1;
}

/* --- Expertise Grid --- */
.expertise-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.expertise-card {
  padding: 40px 32px;
  text-align: left;
}

.expertise-icon {
  width: 56px;
  height: 56px;
  border: 1px solid rgba(0, 229, 255, 0.2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
  background: rgba(0, 229, 255, 0.05);
  color: var(--accent-cyan);
}

.expertise-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 10px;
}

.expertise-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* --- Timeline (Resume) --- */
.timeline {
  position: relative;
  padding-left: 40px;
}

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

.timeline-item {
  position: relative;
  margin-bottom: 48px;
  padding-left: 30px;
  animation: fadeInUp 0.6s ease forwards;
  opacity: 0;
}

.timeline-item:nth-child(1) { animation-delay: 0.1s; }
.timeline-item:nth-child(2) { animation-delay: 0.2s; }
.timeline-item:nth-child(3) { animation-delay: 0.3s; }
.timeline-item:nth-child(4) { animation-delay: 0.4s; }
.timeline-item:nth-child(5) { animation-delay: 0.5s; }
.timeline-item:nth-child(6) { animation-delay: 0.6s; }

.timeline-item::before {
  content: '';
  position: absolute;
  left: -45px;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 12px rgba(0, 229, 255, 0.5);
  border: 2px solid var(--bg-primary);
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-cyan);
  letter-spacing: 2px;
  margin-bottom: 6px;
}

.timeline-role {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.timeline-company {
  font-size: 1rem;
  color: var(--accent-blue);
  margin-bottom: 12px;
  font-weight: 500;
}

.timeline-location {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 1px;
  margin-bottom: 12px;
}

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

.timeline-desc ul {
  list-style: none;
  padding: 0;
}

.timeline-desc ul li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 8px;
}

.timeline-desc ul li::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
}

/* --- Skills Section --- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.skill-category {
  padding: 36px;
}

.skill-category h3 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.skill-category h3::after {
  content: '';
  flex: 1;
  height: 1px;
  background: rgba(0, 229, 255, 0.15);
}

.skill-item {
  margin-bottom: 20px;
}

.skill-item-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
}

.skill-item-name {
  font-weight: 500;
  font-size: 0.95rem;
}

.skill-item-level {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-cyan);
}

.skill-bar {
  width: 100%;
  height: 4px;
  background: rgba(0, 229, 255, 0.1);
  border-radius: 2px;
  overflow: hidden;
}

.skill-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue));
  border-radius: 2px;
  transition: width 1.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
}

.skill-bar-fill::after {
  content: '';
  position: absolute;
  right: 0;
  top: -2px;
  width: 8px;
  height: 8px;
  background: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-cyan);
}

/* Skill tags */
.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-tag {
  padding: 8px 18px;
  background: rgba(0, 229, 255, 0.06);
  border: 1px solid rgba(0, 229, 255, 0.15);
  border-radius: 30px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
}

.skill-tag:hover {
  background: rgba(0, 229, 255, 0.12);
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 12px rgba(0, 229, 255, 0.15);
}

/* --- Contact Section --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 50px;
  align-items: start;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 30px;
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  border: 1px solid rgba(0, 229, 255, 0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  font-size: 1.1rem;
  flex-shrink: 0;
  background: rgba(0, 229, 255, 0.04);
}

.contact-info-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-family: var(--font-mono);
}

.contact-info-value {
  font-size: 1.05rem;
  color: var(--text-primary);
  margin-top: 4px;
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  position: relative;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 16px 20px;
  background: rgba(15, 15, 30, 0.6);
  border: 1px solid rgba(0, 229, 255, 0.1);
  border-radius: 10px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-smooth);
  outline: none;
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.08);
}

.form-group label {
  position: absolute;
  left: 20px;
  top: 16px;
  font-size: 0.95rem;
  color: var(--text-muted);
  transition: var(--transition-smooth);
  pointer-events: none;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
  top: -10px;
  left: 16px;
  font-size: 0.75rem;
  color: var(--accent-cyan);
  background: var(--bg-primary);
  padding: 0 6px;
  letter-spacing: 1px;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* --- Education Grid --- */
.education-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.edu-card {
  padding: 32px;
}

.edu-year {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-cyan);
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.edu-degree {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 6px;
}

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

/* --- Footer --- */
.footer {
  padding: 40px;
  border-top: 1px solid rgba(0, 229, 255, 0.08);
  text-align: center;
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  letter-spacing: 1px;
}

.footer-social {
  display: flex;
  gap: 16px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(0, 229, 255, 0.15);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 1rem;
  transition: var(--transition-smooth);
}

.footer-social a:hover {
  background: rgba(0, 229, 255, 0.1);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: 0 0 16px rgba(0, 229, 255, 0.15);
}

/* --- Page Banner (inner pages) --- */
.page-banner {
  padding: 160px 40px 80px;
  text-align: center;
  position: relative;
}

.page-banner::after {
  content: '';
  position: absolute;
  bottom: 0; left: 10%;
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.2), transparent);
}

.page-banner h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.page-banner p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 500px;
  margin: 0 auto;
}

/* --- Achievements --- */
.achievements-list {
  display: grid;
  gap: 20px;
}

.achievement-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 24px 30px;
}

.achievement-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(0, 230, 118, 0.1), rgba(0, 229, 255, 0.1));
  border: 1px solid rgba(0, 230, 118, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-green);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.achievement-text h4 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}

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

/* --- Typing cursor --- */
.typing-cursor {
  display: inline-block;
  width: 3px;
  height: 1.1em;
  background: var(--accent-cyan);
  margin-left: 4px;
  animation: blink 1s infinite;
  vertical-align: text-bottom;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

/* --- Status indicator --- */
.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(0, 230, 118, 0.08);
  border: 1px solid rgba(0, 230, 118, 0.2);
  border-radius: 30px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-green);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.status-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-green);
  border-radius: 50%;
  animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0, 230, 118, 0.4); }
  50% { box-shadow: 0 0 0 6px rgba(0, 230, 118, 0); }
}

/* --- Code block decoration --- */
.code-decoration {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  opacity: 0.5;
  margin-bottom: 8px;
}

/* --- Responsive --- */
@media (max-width: 968px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 50px;
    text-align: center;
  }

  .hero-label { justify-content: center; }
  .hero-stats { justify-content: center; }
  .btn-group { justify-content: center; }

  .hero-visual { order: -1; }

  .profile-frame {
    width: 280px;
    height: 280px;
  }

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

  .footer-inner {
    flex-direction: column;
    gap: 20px;
  }

  .nav-links {
    position: fixed;
    top: 0; right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(10, 10, 15, 0.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 100px 40px 40px;
    gap: 8px;
    transition: right 0.4s ease;
    border-left: 1px solid rgba(0, 229, 255, 0.1);
  }

  .nav-links.open { right: 0; }

  .nav-hamburger { display: flex; }

  .section { padding: 70px 24px; }
  .nav-inner { padding: 16px 24px; }
  .hero { padding: 120px 24px 60px; }
  .page-banner { padding: 140px 24px 60px; }
}

@media (max-width: 600px) {
  .hero-stats { flex-direction: column; gap: 20px; align-items: center; }
  .form-row { grid-template-columns: 1fr; }
  .profile-frame { width: 220px; height: 220px; }
  .tech-badge { display: none; }
  .expertise-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
  .education-grid { grid-template-columns: 1fr; }
}

/* --- Reveal animations --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* --- Terminal-style intro --- */
.terminal-intro {
  background: rgba(10, 10, 20, 0.8);
  border: 1px solid rgba(0, 229, 255, 0.1);
  border-radius: 12px;
  padding: 24px;
  margin-top: 30px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 2;
}

.terminal-intro .prompt {
  color: var(--accent-green);
}

.terminal-intro .command {
  color: var(--text-primary);
}

.terminal-intro .output {
  color: var(--text-secondary);
}

/* --- Client logos --- */
.clients-row {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  align-items: center;
  justify-content: center;
  margin-top: 40px;
  padding-top: 40px;
  border-top: 1px solid rgba(0, 229, 255, 0.06);
}

.client-logo {
  padding: 16px 28px;
  background: var(--bg-glass);
  border: var(--border-glow);
  border-radius: 12px;
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: var(--transition-smooth);
}

.client-logo:hover {
  color: var(--accent-cyan);
  border-color: rgba(0, 229, 255, 0.3);
}

/* Two-col layout */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}

@media (max-width: 968px) {
  .two-col { grid-template-columns: 1fr; }
}