/* CSS Variables for Theme */
:root {
  --primary-color: #3b82f6;
  --primary-dark: #2563eb;
  --secondary-color: #64748b;
  --accent-color: #f59e0b;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-light: #94a3b8;
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --border-color: #e2e8f0;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
  --border-radius: 0.5rem;
  --transition: all 0.3s ease;
  --font-primary: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

/* Dark Theme Variables */
[data-theme="dark"] {
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-light: #94a3b8;
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --border-color: #334155;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  transition: var(--transition);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }

p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

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

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

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Section Styles */
section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title {
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.125rem;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: var(--transition);
}

[data-theme="dark"] .navbar {
  background: rgba(15, 23, 42, 0.95);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 4rem;
}

.nav-logo {
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--primary-color);
}

.logo-text {
  display: inline-block;
  padding: 0.5rem;
  background: var(--primary-color);
  color: white;
  border-radius: var(--border-radius);
}

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

.nav-link {
  color: var(--text-primary);
  font-weight: 500;
  position: relative;
  padding: 0.5rem 0;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: var(--transition);
}

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

.theme-toggle {
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.theme-toggle:hover {
  background: var(--bg-secondary);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 0.25rem;
}

.bar {
  width: 1.5rem;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 4rem;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-text {
  text-align: left;
}

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

.profile-photo {
  width: 300px;
  height: 300px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--primary-color);
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
}

.profile-photo:hover {
  transform: scale(1.05);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.hero-title {
  margin-bottom: 1rem;
}

.highlight {
  color: var(--primary-color);
  position: relative;
}

.hero-subtitle {
  color: var(--text-secondary);
  font-weight: 400;
  margin-bottom: 1.5rem;
}

.hero-description {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  max-width: 500px;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}

.hero-social {
  display: flex;
  gap: 1rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: var(--bg-secondary);
  border-radius: 50%;
  color: var(--text-secondary);
  transition: var(--transition);
}

.social-link:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

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

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

.profile-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  border: 4px solid var(--primary-color);
}

.image-decoration {
  position: absolute;
  top: -10px;
  right: -10px;
  width: 60px;
  height: 60px;
  background: var(--accent-color);
  border-radius: 50%;
  z-index: -1;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius);
  font-weight: 500;
  text-decoration: none;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  font-size: 1rem;
}

.btn-primary {
  background: var(--primary-color);
  color: white;
}

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

.btn-secondary {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
  background: var(--primary-color);
  color: white;
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--border-color);
}

.btn-outline:hover {
  background: var(--bg-secondary);
}

/* About Section */
.about {
  background: var(--bg-secondary);
}

.about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
  align-items: start;
}

.about-description {
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
}

.about-details {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

.detail-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-secondary);
}

.about-stats {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.stat-item {
  text-align: center;
  padding: 1.5rem;
  background: var(--bg-primary);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
}

.stat-number {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--text-secondary);
  margin: 0;
}

/* Skills Section */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.skill-category {
  background: var(--bg-primary);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
}

.category-title {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  text-align: center;
}

.skill-item {
  margin-bottom: 1.5rem;
}

.skill-info {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.skill-name {
  font-weight: 500;
  color: var(--text-primary);
}

.skill-level {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.skill-bar {
  height: 6px;
  background: var(--bg-tertiary);
  border-radius: 3px;
  overflow: hidden;
}

.skill-progress {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  border-radius: 3px;
  transition: width 1s ease-in-out;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.skill-tag {
  padding: 0.5rem 1rem;
  background: var(--bg-secondary);
  color: var(--text-primary);
  border-radius: 2rem;
  font-size: 0.875rem;
  font-weight: 500;
}

/* Certifications Section */
.certifications {
  background: var(--bg-primary);
}

.certifications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.certification-card {
  background: var(--bg-secondary);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border-left: 4px solid var(--primary-color);
}

.certification-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.cert-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  background: var(--primary-color);
  color: white;
  border-radius: 50%;
  margin-bottom: 1.5rem;
}

.cert-icon i {
  width: 1.5rem;
  height: 1.5rem;
}

.cert-title {
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  font-size: 1.25rem;
}

.cert-issuer {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.cert-date {
  color: var(--text-light);
  font-size: 0.875rem;
  margin-bottom: 1rem;
}

.cert-description {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
  margin-bottom: 1rem;
}

.cert-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary-color);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: var(--transition);
  padding: 0.5rem 1rem;
  border: 1px solid var(--primary-color);
  border-radius: var(--border-radius);
  background: transparent;
}

.cert-link:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

.cert-link i {
  width: 1rem;
  height: 1rem;
}

/* Projects Section */
.projects {
  background: var(--bg-secondary);
}

.project-filters {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.5rem 1rem;
  background: transparent;
  border: 2px solid var(--border-color);
  color: var(--text-secondary);
  border-radius: 2rem;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn.active,
.filter-btn:hover {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.project-card {
  background: var(--bg-primary);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

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

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.project-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.project-card:hover .project-overlay {
  opacity: 1;
}

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

.project-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background: var(--primary-color);
  color: white;
  border-radius: 50%;
  transition: var(--transition);
}

.project-link:hover {
  background: var(--primary-dark);
  transform: scale(1.1);
}

.project-content {
  padding: 1.5rem;
}

.project-title {
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.project-description {
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

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

.tech-tag {
  padding: 0.25rem 0.75rem;
  background: var(--bg-secondary);
  color: var(--primary-color);
  border-radius: 1rem;
  font-size: 0.75rem;
  font-weight: 500;
}

/* Resume Section */
.resume {
  background: var(--bg-secondary);
}

.resume-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  align-items: start;
}

.download-card {
  background: var(--bg-primary);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  text-align: center;
  border-left: 4px solid var(--primary-color);
}

.download-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  background: var(--primary-color);
  border-radius: 50%;
  margin: 0 auto 1.5rem;
}

.download-icon i {
  width: 2rem;
  height: 2rem;
  color: white;
}

.download-card h3 {
  color: var(--text-primary);
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

.download-card p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--primary-color);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
}

.download-btn:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.download-btn i {
  width: 1.25rem;
  height: 1.25rem;
}

.resume-summary {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.summary-section {
  background: var(--bg-primary);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
}

.summary-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-primary);
  margin-bottom: 1rem;
  font-size: 1.25rem;
}

.summary-title i {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--primary-color);
}

.summary-section p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.education-item h4 {
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.education-details {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 0.25rem !important;
}

.education-grade {
  color: var(--primary-color);
  font-weight: 500;
  font-size: 0.9rem;
  margin-bottom: 0 !important;
}

.project-highlights {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.project-highlight {
  padding: 1rem;
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  border-left: 3px solid var(--primary-color);
}

.project-highlight h4 {
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  font-size: 1rem;
}

.project-highlight p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 0;
  line-height: 1.5;
}

.achievements-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.achievements-list li {
  color: var(--text-secondary);
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-color);
  position: relative;
  padding-left: 1.5rem;
}

.achievements-list li:last-child {
  border-bottom: none;
}

.achievements-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: bold;
}

/* Mobile responsiveness for resume */
@media (max-width: 768px) {
  .resume-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .download-card {
    padding: 1.5rem;
  }
  
  .summary-section {
    padding: 1rem;
  }
  
  .project-highlights {
    gap: 0.75rem;
  }
  
  .project-highlight {
    padding: 0.75rem;
  }
}

/* Social Profiles Section */
.social-profiles {
  background: var(--bg-primary);
}

.social-categories {
  display: grid;
  gap: 3rem;
}

.social-category {
  text-align: center;
}

.social-category .category-title {
  color: var(--text-primary);
  margin-bottom: 2rem;
  font-size: 1.5rem;
}

.social-links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  justify-items: center;
}

.social-profile-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.5rem;
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  text-decoration: none;
  color: inherit;
  width: 100%;
  max-width: 200px;
}

.social-profile-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  margin-bottom: 1rem;
  transition: var(--transition);
}

.social-icon i {
  width: 2rem;
  height: 2rem;
  color: white;
}

.social-icon.linkedin { background: #0077b5; }
.social-icon.github { background: #333; }
.social-icon.leetcode { background: #ffa116; }
.social-icon.codechef { background: #5b4638; }
.social-icon.codeforces { background: #1f8dd6; }
.social-icon.codewars { background: #b1361e; }
.social-icon.hackerrank { background: #00ea64; }

.social-profile-card:hover .social-icon {
  transform: scale(1.1);
}

.social-info h4 {
  color: var(--text-primary);
  margin-bottom: 0.25rem;
  font-size: 1rem;
}

.social-info p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin: 0;
}

/* Mobile responsiveness for social profiles */
@media (max-width: 768px) {
  .social-links-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
  }
  
  .social-profile-card {
    padding: 1rem;
    max-width: 150px;
  }
  
  .social-icon {
    width: 3rem;
    height: 3rem;
  }
  
  .social-icon i {
    width: 1.5rem;
    height: 1.5rem;
  }
  
  .social-category .category-title {
    font-size: 1.25rem;
  }
}

/* Contact Section */
.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.contact-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background: var(--primary-color);
  color: white;
  border-radius: 50%;
}

.contact-details h3 {
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.contact-details p {
  color: var(--text-secondary);
  margin: 0;
}

.contact-form {
  background: var(--bg-primary);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: inherit;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

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

/* Footer */
.footer {
  background: var(--bg-tertiary);
  padding: 3rem 0 1rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-info h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.footer-links h4,
.footer-social h4 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: var(--text-secondary);
  transition: var(--transition);
}

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

.social-links {
  display: flex;
  gap: 1rem;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 4rem;
    flex-direction: column;
    background: var(--bg-primary);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: var(--shadow-lg);
    padding: 2rem 0;
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-toggle.active .bar:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.active .bar:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .nav-toggle.active .bar:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .hero-text {
    text-align: center;
    order: 2;
  }
  
  .hero-image {
    order: 1;
  }
  
  .profile-photo {
    width: 250px;
    height: 250px;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .about-content {
    grid-template-columns: 1fr;
  }

  .about-stats {
    flex-direction: row;
    justify-content: space-around;
  }

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

  .project-filters {
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 0.5rem;
  }

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

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

@media (max-width: 480px) {
  .container {
    padding: 0 0.75rem;
  }

  section {
    padding: 3rem 0;
  }

  .hero-buttons {
    width: 100%;
  }

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

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

  .about-stats {
    flex-direction: column;
  }
}

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

.fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

/* Scroll animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

/* Loading states */
.btn-loading {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Focus styles for accessibility */
*:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Print styles */
@media print {
  .navbar,
  .hero-buttons,
  .contact-form,
  .footer {
    display: none;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.4;
  }
}