/* ============================================
   CSS Variables & Base Styles
   ============================================ */
:root {
  --color-bg: #0a0a0b;
  --color-bg-secondary: #0d1117;
  --color-bg-card: #161b22;
  --color-text: #f0f6fc;
  --color-text-secondary: #8b949e;
  --color-accent: #7f5af0;
  --color-accent-light: #a78bfa;
  --color-accent-glow: rgba(127, 90, 240, 0.4);
  --color-success: #2dd4bf;
  --color-success-dark: #14b8a6;
  --color-success-glow: rgba(45, 212, 191, 0.3);
  --color-border: #30363d;
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --max-width: 1400px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-15px) rotate(2deg); }
}

@keyframes helixSpin {
  from { transform: rotateY(0deg); }
  to { transform: rotateY(360deg); }
}

@keyframes glowPulse {
  0%, 100% {
    box-shadow: 0 0 20px var(--color-success-glow), 0 0 40px var(--color-accent-glow);
    opacity: 0.8;
  }
  50% {
    box-shadow: 0 0 30px var(--color-success-glow), 0 0 60px var(--color-accent-glow);
    opacity: 1;
  }
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* DNA Scramble Effect */
.dna-scramble {
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  transition: font-family 0.3s ease, letter-spacing 0.3s ease;
}

.dna-scramble.scrambled {
  font-family: var(--font-main);
  letter-spacing: normal;
}

/* Keep gradient styling for scrambled Kiowa */
.gradient.dna-scramble {
  background: linear-gradient(135deg, var(--color-success) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   Navigation
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 2rem;
  background: rgba(10, 10, 11, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
}

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

.nav-logo {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.5px;
}

.nav-logo span {
  color: var(--color-success);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-success), var(--color-accent));
  transition: width 0.3s ease;
}

.nav-links a:hover {
  color: var(--color-text);
}

.nav-links a:hover::after {
  width: 100%;
}

/* ============================================
   Hero Section - Full Width
   ============================================ */
.hero {
  min-height: 100vh;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 2rem 4rem;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg,
    var(--color-bg) 0%,
    #0d1a12 25%,
    #0a1628 50%,
    #150d20 75%,
    var(--color-bg) 100%
  );
  background-size: 400% 400%;
  animation: gradientShift 20s ease infinite;
}

/* Ambient glow orbs */
.hero::before {
  content: '';
  position: absolute;
  top: 10%;
  left: 10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--color-success-glow) 0%, transparent 70%);
  filter: blur(80px);
  opacity: 0.5;
  animation: float 8s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 10%;
  right: 10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 70%);
  filter: blur(100px);
  opacity: 0.4;
  animation: float 10s ease-in-out infinite reverse;
}

.hero-content {
  max-width: 800px;
  text-align: center;
  position: relative;
  z-index: 10;
  animation: fadeInUp 1s ease;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  background: rgba(45, 212, 191, 0.1);
  border: 1px solid rgba(45, 212, 191, 0.3);
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--color-success);
  margin-bottom: 2rem;
  backdrop-filter: blur(10px);
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--color-success);
  border-radius: 50%;
  animation: pulse 2s infinite;
  box-shadow: 0 0 10px var(--color-success);
}

.hero h1 {
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -2px;
}

.hero h1 .gradient {
  background: linear-gradient(135deg, var(--color-success) 0%, var(--color-accent-light) 50%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--color-text-secondary);
  max-width: 650px;
  margin: 0 auto 2.5rem;
  line-height: 1.8;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: 12px;
  font-weight: 500;
  font-size: 0.95rem;
  text-decoration: none;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-success-dark), var(--color-success));
  color: #0a0a0b;
  box-shadow: 0 4px 20px var(--color-success-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--color-success-glow);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  border-color: var(--color-success);
  background: rgba(45, 212, 191, 0.1);
}

/* Email Button Interactive */
#email-btn {
  min-width: 180px;
  position: relative;
}

#email-btn.copied {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  box-shadow: 0 4px 20px var(--color-accent-glow);
}

.email-hint {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
  font-size: 0.75rem;
  color: var(--color-success);
  opacity: 0;
  transition: opacity 0.3s ease;
  font-family: var(--font-mono);
  pointer-events: none;
}

.email-hint.visible {
  opacity: 1;
}

/* ============================================
   DNA Helix - Refined
   ============================================ */
.dna-container {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 80px;
  perspective: 800px;
  z-index: 5;
  padding: 80px 0 40px;
}

.dna-container.left {
  left: 8%;
}

.dna-container.right {
  right: 8%;
}

.dna-helix {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  animation: helixSpin 15s linear infinite;
}

.dna-container.right .dna-helix {
  animation-direction: reverse;
}

.nucleotide {
  position: absolute;
  width: 100%;
  transform-style: preserve-3d;
}

.nucleotide-left,
.nucleotide-right {
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  top: 0;
}

.nucleotide-left {
  left: 0;
  background: linear-gradient(135deg, var(--color-success), var(--color-success-dark));
  box-shadow: 0 0 15px var(--color-success-glow);
}

.nucleotide-right {
  right: 0;
  background: linear-gradient(135deg, var(--color-accent-light), var(--color-accent));
  box-shadow: 0 0 15px var(--color-accent-glow);
}

.bond {
  position: absolute;
  left: 14px;
  right: 14px;
  top: 6px;
  height: 2px;
  background: linear-gradient(90deg,
    var(--color-success) 0%,
    rgba(255,255,255,0.2) 50%,
    var(--color-accent) 100%
  );
  border-radius: 1px;
}

/* ============================================
   Section Styles - Full Width
   ============================================ */
section {
  padding: 6rem 2rem;
  width: 100%;
  position: relative;
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-success);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 1rem;
}

.section-label svg {
  width: 18px;
  height: 18px;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: -1px;
  background: linear-gradient(135deg, var(--color-text) 0%, var(--color-text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   Skills Section
   ============================================ */
#skills {
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-secondary) 100%);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.skill-card {
  background: linear-gradient(135deg, var(--color-bg-card) 0%, rgba(22, 27, 34, 0.8) 100%);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.skill-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-success), var(--color-accent));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.skill-card:hover {
  border-color: var(--color-success);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 0 0 40px var(--color-success-glow);
}

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

.skill-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.skill-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, rgba(45, 212, 191, 0.2), rgba(127, 90, 240, 0.2));
  border: 1px solid rgba(45, 212, 191, 0.3);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-success);
}

.skill-icon svg {
  width: 26px;
  height: 26px;
  stroke: var(--color-success);
  fill: none;
  stroke-width: 1.5;
}

.skill-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-text);
}

.skill-card p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

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

.skill-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.35rem 0.85rem;
  background: rgba(45, 212, 191, 0.1);
  color: var(--color-success);
  border: 1px solid rgba(45, 212, 191, 0.2);
  border-radius: 20px;
  transition: var(--transition);
}

.skill-tag:hover {
  background: rgba(45, 212, 191, 0.2);
  border-color: var(--color-success);
}

/* Language Icons Grid */
.lang-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem 2rem;
  margin-top: 0.75rem;
}

.lang-item {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0;
  transition: var(--transition);
}

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

.lang-item svg,
.lang-item img {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.lang-item span {
  font-family: var(--font-main);
  font-size: 0.9rem;
  color: var(--color-text);
  white-space: nowrap;
}

/* ============================================
   Experience Section
   ============================================ */
#experience {
  background: var(--color-bg-secondary);
}

.experience-timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.experience-timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, var(--color-success), var(--color-accent), var(--color-success));
  border-radius: 3px;
}

.experience-item {
  position: relative;
  padding-left: 3rem;
  padding-bottom: 3rem;
}

.experience-item:last-child {
  padding-bottom: 0;
}

.experience-item::before {
  content: '';
  position: absolute;
  left: -6px;
  top: 8px;
  width: 15px;
  height: 15px;
  background: var(--color-bg-secondary);
  border: 3px solid var(--color-success);
  border-radius: 50%;
  box-shadow: 0 0 20px var(--color-success-glow);
}

.experience-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 1.75rem;
  transition: var(--transition);
}

.experience-card:hover {
  border-color: var(--color-success);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.experience-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.experience-company {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
}

.experience-role {
  color: var(--color-success);
  font-weight: 500;
  font-size: 0.95rem;
}

.experience-date {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  background: rgba(45, 212, 191, 0.1);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
}

.experience-location {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.experience-location svg {
  width: 14px;
  height: 14px;
  stroke: var(--color-text-secondary);
}

.experience-details {
  list-style: none;
}

.experience-details li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.experience-details li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  background: var(--color-success);
  border-radius: 50%;
}

/* ============================================
   Education Section
   ============================================ */
#education {
  background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg) 100%);
}

.education-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.education-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 2rem;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.education-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, var(--color-success-glow) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.education-card:hover {
  border-color: var(--color-success);
  transform: translateY(-4px);
}

.education-card:hover::before {
  opacity: 0.3;
}

.education-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, rgba(45, 212, 191, 0.2), rgba(127, 90, 240, 0.2));
  border: 1px solid rgba(45, 212, 191, 0.3);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
}

.education-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--color-success);
}

.education-degree {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.education-school {
  color: var(--color-success);
  font-weight: 500;
  margin-bottom: 0.5rem;
}

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

/* ============================================
   Blog Section
   ============================================ */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.blog-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 1.75rem;
  text-decoration: none;
  transition: var(--transition);
  display: block;
}

.blog-card:hover {
  border-color: var(--color-success);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(45, 212, 191, 0.1);
}

.blog-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-success);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.blog-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.blog-excerpt {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.blog-read-more {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-success);
  transition: var(--transition);
}

.blog-card:hover .blog-read-more {
  color: var(--color-accent-light);
}

/* Blog Post Page */
.blog-post {
  max-width: 800px;
  margin: 0 auto;
  padding: 8rem 2rem 4rem;
}

.blog-post-header {
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
}

.blog-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-success);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  margin-bottom: 2rem;
  transition: var(--transition);
}

.blog-back-link:hover {
  color: var(--color-accent-light);
}

.blog-post-date {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-success);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.blog-post-title {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.blog-post-description {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.blog-post-content {
  font-size: 1.1rem;
  line-height: 1.8;
}

.blog-post-content h2 {
  font-size: 1.75rem;
  margin-top: 3rem;
  margin-bottom: 1rem;
  color: var(--color-text);
}

.blog-post-content h3 {
  font-size: 1.35rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--color-text);
}

.blog-post-content p {
  margin-bottom: 1.5rem;
  color: var(--color-text-secondary);
}

.blog-post-content strong {
  color: var(--color-text);
}

.blog-post-content ul, .blog-post-content ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

.blog-post-content li {
  margin-bottom: 0.5rem;
  color: var(--color-text-secondary);
}

.blog-post-content code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--color-bg-card);
  padding: 0.2em 0.4em;
  border-radius: 4px;
  color: var(--color-success);
}

.blog-post-content pre {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  overflow-x: auto;
}

.blog-post-content pre code {
  background: none;
  padding: 0;
  font-size: 0.85rem;
  color: var(--color-text);
}

.blog-post-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5rem;
}

.blog-post-content th, .blog-post-content td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.blog-post-content th {
  color: var(--color-text);
  font-weight: 600;
}

.blog-post-content td {
  color: var(--color-text-secondary);
}

.blog-post-content hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 3rem 0;
}

.blog-post-content em {
  color: var(--color-text-secondary);
}

.blog-post-content .video-container {
  margin: 2rem 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.blog-post-content .video-container video {
  width: 100%;
  display: block;
}

.blog-post-footer {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ============================================
   Contact Section
   ============================================ */
.contact-section {
  text-align: center;
  padding: 8rem 2rem;
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-secondary) 50%, var(--color-bg) 100%);
  position: relative;
  overflow: hidden;
}

.contact-section::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--color-success-glow) 0%, transparent 60%);
  opacity: 0.2;
  filter: blur(60px);
}

.contact-content {
  max-width: 600px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.contact-section h2 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 1rem;
  letter-spacing: -1px;
  background: linear-gradient(135deg, var(--color-text) 0%, var(--color-success) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.contact-section p {
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
  font-size: 1.1rem;
}

.contact-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
}

.contact-link:hover {
  border-color: var(--color-success);
  background: rgba(45, 212, 191, 0.1);
  transform: translateY(-2px);
}

.contact-link svg {
  width: 18px;
  height: 18px;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  padding: 2rem;
  text-align: center;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}

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

.footer a {
  color: var(--color-success);
  text-decoration: none;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1200px) {
  .dna-container {
    opacity: 0.5;
  }

  .dna-container.left { left: 3%; }
  .dna-container.right { right: 3%; }
}

@media (max-width: 900px) {
  .dna-container {
    display: none;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hero {
    padding: 5rem 1.5rem 3rem;
  }

  .experience-header {
    flex-direction: column;
  }

  section {
    padding: 4rem 1.5rem;
  }

  .experience-timeline::before {
    left: 4px;
  }

  .experience-item::before {
    left: -2px;
    width: 12px;
    height: 12px;
  }

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

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