:root {
  --primary-color: #1e88e5;
  --secondary-color: #ff9800;
  --text-primary: #1a202c;
  --text-secondary: #4a5568;
  --text-muted: #718096;
  --background: #ffffff;
  --background-alt: #f7fafc;
  --background-card: #ffffff;
  --border-color: #e2e8f0;
  --border-light: #f1f5f9;
  --shadow-color: rgba(0, 0, 0, 0.1);
  --gradient-primary: linear-gradient(135deg, #1e88e5, #ff9800);
  --gradient-primary-hover: linear-gradient(135deg, #1976d2, #f57c00);
  --gradient-subtle: linear-gradient(135deg, rgba(30, 136, 229, 0.05), rgba(255, 152, 0, 0.05));
  --success-gradient: linear-gradient(135deg, #10b981, #059669);
  --shadow-sm: 0 1px 3px var(--shadow-color);
  --shadow-md: 0 4px 6px var(--shadow-color);
  --shadow-lg: 0 10px 25px var(--shadow-color);
  --shadow-xl: 0 20px 40px var(--shadow-color);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --max-width: 1200px;
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;
}

[data-theme="dark"] {
  --text-primary: #f7fafc;
  --text-secondary: #e2e8f0;
  --text-muted: #a0aec0;
  --background: #0f172a;
  --background-alt: #1e293b;
  --background-card: #1e293b;
  --border-color: #334155;
  --border-light: #475569;
  --shadow-color: rgba(0, 0, 0, 0.3);
  --gradient-subtle: linear-gradient(135deg, rgba(30, 136, 229, 0.1), rgba(255, 152, 0, 0.1));
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--background);
  overflow-x: hidden;
  font-weight: var(--font-weight-normal);
  transition: background-color 0.3s ease, color 0.3s ease;
}

body.loaded {
  overflow-x: visible;
}

.loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--background);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease;
}

.loader.fade-out {
  opacity: 0;
}

.loader-content {
  text-align: center;
}

.loader-text {
  font-size: 2.5rem;
  font-weight: var(--font-weight-extrabold);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 8px;
  animation: pulse 2s ease-in-out infinite;
}

.loader-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
  margin-bottom: 30px;
  letter-spacing: 0.5px;
}

.loader-bar {
  width: 240px;
  height: 3px;
  background-color: var(--border-light);
  position: relative;
  overflow: hidden;
  border-radius: 2px;
}

.loader-bar::after {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  animation: loading 2s ease-in-out infinite;
  border-radius: 2px;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

@keyframes loading {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

#main-content {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

#main-content.loaded {
  opacity: 1;
  transform: translateY(0);
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 120px 0;
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.section.animate-in {
  opacity: 1;
  transform: translateY(0);
}

.section-header {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 80px;
}

.section-number {
  font-size: 1.1rem;
  font-weight: var(--font-weight-bold);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  min-width: 40px;
}

.section-title h2 {
  font-size: 3.5rem;
  font-weight: var(--font-weight-extrabold);
  color: var(--text-primary);
  margin-bottom: 8px;
  line-height: 1.1;
}

.section-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}

header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  transition: var(--transition);
  background-color: transparent;
}

header.scrolled {
  background-color: var(--background);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-md);
  padding: 16px 24px;
  border-bottom: 1px solid var(--border-light);
}

.logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: var(--font-weight-extrabold);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}

.logo-subtitle {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 16px;
}

.theme-toggle {
  width: 44px;
  height: 44px;
  border: none;
  border-radius: var(--radius-lg);
  background: var(--background-card);
  border: 1px solid var(--border-light);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: var(--transition);
  overflow: hidden;
}

.theme-toggle:hover {
  background: var(--gradient-primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.theme-toggle i {
  font-size: 1.1rem;
  position: absolute;
  transition: var(--transition);
}

.theme-toggle .fa-sun {
  opacity: 1;
  transform: rotate(0deg);
}

.theme-toggle .fa-moon {
  opacity: 0;
  transform: rotate(180deg);
}

[data-theme="dark"] .theme-toggle .fa-sun {
  opacity: 0;
  transform: rotate(180deg);
}

[data-theme="dark"] .theme-toggle .fa-moon {
  opacity: 1;
  transform: rotate(0deg);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background-color: var(--text-primary);
  transition: var(--transition);
  border-radius: 1px;
}

nav ul {
  display: flex;
  gap: 48px;
  list-style: none;
}

nav a {
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  text-decoration: none;
  position: relative;
  padding: 8px 0;
  transition: var(--transition);
}

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

nav a.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 1px;
}

.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 80px;
  background: var(--gradient-subtle);
}

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

.hero-text {
  max-width: 600px;
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.profile-container {
  position: relative;
  width: 300px;
  height: 300px;
}

.profile-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  border: 4px solid var(--background-card);
  box-shadow: var(--shadow-xl);
  position: relative;
  z-index: 2;
}

.profile-glow {
  position: absolute;
  top: -20px;
  left: -20px;
  right: -20px;
  bottom: -20px;
  background: var(--gradient-primary);
  border-radius: 50%;
  opacity: 0.2;
  filter: blur(20px);
  animation: glow 3s ease-in-out infinite alternate;
}

@keyframes glow {
  from {
    opacity: 0.2;
    transform: scale(1);
  }
  to {
    opacity: 0.4;
    transform: scale(1.05);
  }
}

.hero-greeting {
  font-size: 1.3rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
  font-weight: var(--font-weight-medium);
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards 0.2s;
}

.hero-name {
  font-size: 4.5rem;
  font-weight: var(--font-weight-extrabold);
  margin-bottom: 12px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1.1;
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards 0.4s;
}

.hero-title {
  font-size: 2.2rem;
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: 24px;
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards 0.6s;
}

.hero-description {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  line-height: 1.7;
  font-weight: var(--font-weight-normal);
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards 0.8s;
}

.hero-specialties {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 48px;
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards 1s;
}

.specialty-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  background: var(--background-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.specialty-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-color);
}

.specialty-item i {
  font-size: 1.2rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.specialty-item span {
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
}

.cta-buttons {
  display: flex;
  gap: 24px;
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards 1.2s;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 32px;
  border-radius: var(--radius-lg);
  font-weight: var(--font-weight-semibold);
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-size: 1rem;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background: var(--gradient-primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background: var(--background-card);
  border: 2px solid transparent;
  background-clip: padding-box;
  color: var(--primary-color);
  position: relative;
}

.btn-outline::before {
  content: "";
  position: absolute;
  inset: 0;
  padding: 2px;
  background: var(--gradient-primary);
  border-radius: inherit;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
}

.btn-outline:hover {
  background: var(--gradient-primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-block {
  width: 100%;
  justify-content: center;
}

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards 1.4s;
}

.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--primary-color), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

.scroll-indicator span {
  font-size: 0.8rem;
  color: var(--text-muted);
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-weight: var(--font-weight-medium);
  letter-spacing: 1px;
}

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

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

.about-section {
  background-color: var(--background-alt);
}

.about-main {
  display: grid;
  gap: 80px;
}

.about-text {
  max-width: 800px;
}

.about-intro {
  font-size: 1.4rem;
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  margin-bottom: 32px;
  line-height: 1.6;
}

.about-text p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.7;
}

.experience-stats {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 48px auto;
  max-width: 300px;
}

.stat-item {
  text-align: center;
  padding: 32px;
  background: var(--background-card);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: var(--transition);
  width: 100%;
}

.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.stat-number {
  font-size: 3rem;
  font-weight: var(--font-weight-extrabold);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
  margin-bottom: 12px;
}

.stat-label {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

@media (max-width: 768px) {
  .experience-stats {
    margin: 32px auto;
    max-width: 250px;
  }

  .stat-item {
    padding: 24px;
  }

  .stat-number {
    font-size: 2.5rem;
  }

  .stat-label {
    font-size: 0.9rem;
  }
}

@media (max-width: 576px) {
  .experience-stats {
    max-width: 200px;
  }

  .stat-item {
    padding: 20px;
  }

  .stat-number {
    font-size: 2rem;
  }
}

.skills-section h3 {
  font-size: 1.8rem;
  margin-bottom: 40px;
  color: var(--text-primary);
  font-weight: var(--font-weight-bold);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}

.skill-category {
  background: var(--background-card);
  padding: 32px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: var(--transition);
}

.skill-category:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

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

.skill-header i {
  font-size: 1.5rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.skill-header h4 {
  font-size: 1.2rem;
  color: var(--text-primary);
  font-weight: var(--font-weight-semibold);
}

.skill-items {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.skill-tag {
  padding: 8px 16px;
  background: var(--gradient-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: var(--font-weight-medium);
  transition: var(--transition);
  opacity: 0;
  animation: fadeInScale 0.5s ease forwards;
}

.skill-tag:hover {
  background: var(--gradient-primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 32px;
}

.service-card {
  background: var(--background-card);
  padding: 40px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: var(--transition);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.service-card.featured {
  border: 2px solid transparent;
  background-clip: padding-box;
  position: relative;
}

.service-card.featured::after {
  content: "";
  position: absolute;
  inset: 0;
  padding: 2px;
  background: var(--gradient-primary);
  border-radius: inherit;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
}

.service-icon {
  width: 64px;
  height: 64px;
  background: var(--gradient-subtle);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  border: 1px solid var(--border-light);
}

.service-icon i {
  font-size: 1.8rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.service-content h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
  color: var(--text-primary);
  font-weight: var(--font-weight-bold);
}

.service-content p {
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.6;
}

.service-features {
  list-style: none;
  margin-bottom: 24px;
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.service-features i {
  color: var(--primary-color);
  font-size: 0.8rem;
}

.service-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service-tech span {
  padding: 4px 12px;
  background: var(--background-alt);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: var(--font-weight-medium);
}

.contact-section {
  background-color: var(--background-alt);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
}

.contact-intro h3 {
  font-size: 1.8rem;
  color: var(--text-primary);
  margin-bottom: 16px;
  font-weight: var(--font-weight-bold);
}

.contact-intro p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 40px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 32px;
  margin-bottom: 40px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
}

.contact-icon {
  width: 48px;
  height: 48px;
  background: var(--gradient-subtle);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-light);
  flex-shrink: 0;
}

.contact-icon i {
  font-size: 1.2rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.contact-text {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.contact-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: var(--font-weight-medium);
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-item a,
.contact-text span {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  transition: var(--transition);
}

.contact-item a:hover {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.availability {
  padding: 24px;
  background: var(--background-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
}

.availability-status {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.status-indicator {
  width: 8px;
  height: 8px;
  background: #10b981;
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.availability-status span {
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
}

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

.contact-form-container {
  background: var(--background-card);
  padding: 40px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

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

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

.form-group label {
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: var(--font-weight-medium);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 16px 20px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--background);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
  color: var(--text-primary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(30, 136, 229, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.6;
}

footer {
  background-color: var(--background);
  padding: 60px 0 40px;
  border-top: 1px solid var(--border-light);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.footer-left p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 16px;
}

.footer-right {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: flex-end;
}

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

.social-links a {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--background-alt);
  border-radius: var(--radius-lg);
  color: var(--text-muted);
  transition: var(--transition);
  text-decoration: none;
  border: 1px solid var(--border-light);
}

.social-links a:hover {
  background: var(--gradient-primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.footer-links {
  display: flex;
  gap: 32px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  transition: var(--transition);
}

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

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 60px;
    text-align: center;
  }

  .profile-container {
    width: 250px;
    height: 250px;
  }
}

@media (max-width: 992px) {
  .hero-name {
    font-size: 3.5rem;
  }

  .section-title h2 {
    font-size: 2.8rem;
  }

  .contact-content {
    grid-template-columns: 1fr;
    gap: 60px;
  }

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

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

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }

  .section {
    padding: 80px 0;
  }

  .header-controls {
    gap: 12px;
  }

  .menu-toggle {
    display: flex;
  }

  nav {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background-color: var(--background);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-lg);
    padding: 24px;
    clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
    transition: var(--transition);
    border-bottom: 1px solid var(--border-light);
  }

  nav.active {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  }

  nav ul {
    flex-direction: column;
    gap: 24px;
  }

  .menu-toggle.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
  }

  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
  }

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

  .hero-title {
    font-size: 1.8rem;
  }

  .hero-description {
    font-size: 1.1rem;
  }

  .hero-specialties {
    gap: 12px;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 60px;
  }

  .section-title h2 {
    font-size: 2.2rem;
  }

  .cta-buttons {
    flex-direction: column;
    gap: 16px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .footer-content {
    flex-direction: column;
    gap: 32px;
    text-align: center;
  }

  .footer-right {
    align-items: center;
  }

  .contact-form-container {
    padding: 32px 24px;
  }

  .profile-container {
    width: 200px;
    height: 200px;
  }
}

@media (max-width: 576px) {
  .hero-name {
    font-size: 2.2rem;
  }

  .hero-specialties {
    gap: 12px;
  }

  .specialty-item {
    justify-content: center;
    text-align: center;
  }

  .section-title h2 {
    font-size: 1.8rem;
  }

  .service-card,
  .skill-category {
    padding: 24px;
  }

  .profile-container {
    width: 180px;
    height: 180px;
  }

  .theme-toggle {
    width: 40px;
    height: 40psx;
  }
}