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

body { 
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; 
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #e2e8f0;
  min-height: 100vh;
}

/* Header Navigation */
header {
  position: sticky;
  top: 0;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(148, 163, 184, 0.1);
  z-index: 100;
}

nav.header-nav {
  max-width: 1000px;
  margin: 0 auto;
  padding: 16px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

nav.header-nav .logo {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.5px;
  text-decoration: none;
  color: #e2e8f0;
}

nav.header-nav .nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

nav.header-nav a {
  text-decoration: none;
  color: #94a3b8;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s ease;
}

nav.header-nav a:hover {
  color: #06b6d4;
}

nav.header-nav a.active {
  color: #06b6d4;
}

/* Main Container */
.wrap { 
  max-width: 1000px; 
  margin: 0 auto; 
  padding: 80px 20px;
}

/* Hero Section */
.hero {
  margin-bottom: 80px;
}

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

.tag { 
  display: inline-block;
  padding: 8px 16px;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: #06b6d4;
  transition: all 0.3s ease;
}

.tag:hover {
  background: rgba(6, 182, 212, 0.2);
  transform: translateY(-2px);
}

h1 { 
  font-size: 56px;
  font-weight: 800;
  margin: 24px 0 20px;
  letter-spacing: -1.5px;
  background: linear-gradient(135deg, #06b6d4, #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.subtitle {
  font-size: 20px;
  line-height: 1.7;
  color: #cbd5e1;
  margin-bottom: 12px;
  font-weight: 400;
}

p { 
  font-size: 16px; 
  line-height: 1.8; 
  margin: 0 0 18px; 
  color: #cbd5e1;
}

.muted { 
  color: #94a3b8; 
  font-size: 14px;
  margin-top: 8px;
}

/* Section Titles */
.section-title {
  font-size: 28px;
  font-weight: 700;
  margin: 60px 0 32px;
  color: #e2e8f0;
  position: relative;
  padding-left: 12px;
}

.section-title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 24px;
  background: linear-gradient(180deg, #06b6d4, #8b5cf6);
  border-radius: 2px;
}

/* Grid Layout */
.grid { 
  display: grid; 
  grid-template-columns: repeat(2, minmax(0, 1fr)); 
  gap: 24px;
  margin-top: 32px;
}

/* Card Styles */
.card { 
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  border: 1px solid rgba(6, 182, 212, 0.2);
  border-radius: 12px;
  padding: 28px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(6, 182, 212, 0.1), transparent);
  transition: left 0.5s ease;
}

.card:hover::before {
  left: 100%;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(6, 182, 212, 0.25);
  border-color: #06b6d4;
}

.card-icon {
  font-size: 32px;
  margin-bottom: 12px;
}

.card h3 { 
  margin: 0 0 12px;
  font-size: 18px;
  font-weight: 700;
  color: #e2e8f0;
}

.card-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}

.tech-badge {
  display: inline-block;
  padding: 4px 10px;
  background: rgba(6, 182, 212, 0.15);
  border-radius: 4px;
  font-size: 12px;
  color: #06b6d4;
  font-weight: 500;
}

/* About Section */
.about-section {
  margin: 80px 0;
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.05), rgba(139, 92, 246, 0.05));
  border: 1px solid rgba(6, 182, 212, 0.1);
  border-radius: 12px;
  padding: 48px;
}

.about-section h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 24px;
  color: #e2e8f0;
}

.about-section p {
  font-size: 16px;
  line-height: 1.8;
  color: #cbd5e1;
  margin-bottom: 16px;
}

.about-section p:last-of-type {
  margin-bottom: 0;
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  margin-top: 60px;
}

.service-card {
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  border: 1px solid rgba(6, 182, 212, 0.2);
  border-radius: 12px;
  padding: 28px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(6, 182, 212, 0.1), transparent);
  transition: left 0.5s ease;
}

.service-card:hover::before {
  left: 100%;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(6, 182, 212, 0.15);
  border-color: #06b6d4;
}

.service-icon {
  font-size: 40px;
  margin-bottom: 16px;
  display: block;
}

.service-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: #e2e8f0;
  margin-bottom: 12px;
}

.service-card p {
  font-size: 14px;
  line-height: 1.7;
  color: #94a3b8;
  margin: 0;
}

/* CTA Section */
.cta-section {
  margin-top: 80px;
  padding: 60px 40px;
  background: linear-gradient(135deg, #06b6d4, #8b5cf6);
  border-radius: 16px;
  color: white;
  text-align: center;
  box-shadow: 0 20px 60px rgba(6, 182, 212, 0.3);
}

.cta-section h2 {
  font-size: 32px;
  margin-bottom: 16px;
  font-weight: 700;
}

.cta-section p {
  color: rgba(255, 255, 255, 0.95);
  font-size: 18px;
  margin-bottom: 28px;
}

.btn {
  display: inline-block;
  padding: 14px 32px;
  background: rgba(255, 255, 255, 0.95);
  color: #06b6d4;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 700;
  font-size: 16px;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
  background: white;
}

/* Footer */
footer {
  background: rgba(15, 23, 42, 0.8);
  border-top: 1px solid rgba(148, 163, 184, 0.1);
  padding: 40px 20px;
  margin-top: 60px;
  text-align: center;
}

.footer-content {
  max-width: 1000px;
  margin: 0 auto;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 20px;
}

.social-links a {
  color: #06b6d4;
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s ease;
}

.social-links a:hover {
  color: #8b5cf6;
}

.footer-text {
  color: #94a3b8;
  font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) { 
  .wrap { padding: 40px 20px; }
  h1 { font-size: 40px; }
  .grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .section-title { font-size: 24px; }
  nav.header-nav .nav-links { display: none; }
  .cta-section { padding: 40px 20px; }
  .about-section { padding: 32px 20px; }
}