/* CSS Reset and Variables */
:root {
  --background: 0 0% 100%;
  --foreground: 20 14.3% 4.1%;
  --muted: 60 4.8% 95.9%;
  --muted-foreground: 25 5.3% 44.7%;
  --popover: 0 0% 100%;
  --popover-foreground: 20 14.3% 4.1%;
  --card: 0 0% 100%;
  --card-foreground: 20 14.3% 4.1%;
  --border: 20 5.9% 90%;
  --input: 20 5.9% 90%;
  --primary: 214 84% 56%;
  --primary-foreground: 211 100% 99%;
  --secondary: 158 64% 52%;
  --secondary-foreground: 24 9.8% 10%;
  --accent: 43 96% 56%;
  --accent-foreground: 24 9.8% 10%;
  --destructive: 0 84.2% 60.2%;
  --destructive-foreground: 60 9.1% 97.8%;
  --ring: 20 14.3% 4.1%;
  --radius: 0.5rem;
  --dark: 222 84% 5%;
  --dark-light: 217 33% 17%;
  --light: 210 40% 98%;
}

.dark {
  --background: 222 84% 5%;
  --foreground: 0 0% 98%;
  --muted: 217 33% 17%;
  --muted-foreground: 240 5% 64.9%;
  --popover: 222 84% 5%;
  --popover-foreground: 0 0% 98%;
  --card: 217 33% 17%;
  --card-foreground: 0 0% 98%;
  --border: 217 33% 17%;
  --input: 217 33% 17%;
  --primary: 214 84% 56%;
  --primary-foreground: 211 100% 99%;
  --secondary: 158 64% 52%;
  --secondary-foreground: 0 0% 98%;
  --accent: 43 96% 56%;
  --accent-foreground: 0 0% 98%;
  --destructive: 0 62.8% 30.6%;
  --destructive-foreground: 0 0% 98%;
  --ring: 240 4.9% 83.9%;
  --radius: 0.5rem;
}

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

body {
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  color: hsl(var(--foreground));
  background-color: hsl(var(--background));
  transition: background-color 0.3s ease, color 0.3s ease;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Utility Classes */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

@media (min-width: 640px) {
  .container {
    padding: 0 1.5rem;
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 2rem;
  }
}

.hidden {
  display: none;
}

.gradient-text {
  background: linear-gradient(to right, hsl(var(--primary)), hsl(var(--secondary)));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 2rem;
  border-radius: var(--radius);
  font-weight: 500;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
  font-size: 1rem;
}

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

.btn-primary:hover {
  background-color: hsl(var(--primary) / 0.9);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px hsl(var(--primary) / 0.3);
}

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

.btn-secondary:hover {
  background-color: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
  transform: translateY(-2px);
}

.btn-full {
  width: 100%;
}

/* Scroll Progress Indicator */
.scroll-indicator {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(to right, hsl(var(--primary)), hsl(var(--secondary)));
  transform-origin: left;
  transform: scaleX(0);
  z-index: 9999;
  transition: transform 0.1s ease;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background-color: hsl(var(--background) / 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid hsl(var(--border));
  z-index: 50;
  transition: all 0.3s ease;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 4rem;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

.logo-text {
  font-size: 2rem;
  font-weight: 700;
  color: hsl(var(--primary));
}

.nav-menu {
  display: none;
  align-items: center;
  gap: 2rem;
}

@media (min-width: 768px) {
  .nav-menu {
    display: flex;
  }
}

.nav-link {
  color: hsl(var(--muted-foreground));
  text-decoration: none;
  transition: color 0.3s ease;
  font-weight: 500;
}

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

.theme-toggle {
  padding: 0.5rem;
  border-radius: var(--radius);
  background-color: hsl(var(--muted));
  border: none;
  cursor: pointer;
  transition: background-color 0.3s ease;
  color: hsl(var(--foreground));
}

.theme-toggle:hover {
  background-color: hsl(var(--muted) / 0.8);
}

.mobile-menu-btn {
  display: block;
}

@media (min-width: 768px) {
  .mobile-menu-btn {
    display: none;
  }
}

.mobile-toggle {
  padding: 0.5rem;
  border-radius: var(--radius);
  background: none;
  border: none;
  cursor: pointer;
  color: hsl(var(--foreground));
  transition: background-color 0.3s ease;
}

.mobile-toggle:hover {
  background-color: hsl(var(--muted));
}

.mobile-menu {
  background-color: hsl(var(--background));
  border-top: 1px solid hsl(var(--border));
}

.mobile-nav-links {
  padding: 1rem 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.mobile-nav-link {
  display: block;
  padding: 0.75rem 1rem;
  color: hsl(var(--muted-foreground));
  text-decoration: none;
  transition: color 0.3s ease;
  width: 100%;
  text-align: left;
  border-radius: var(--radius);
}

.mobile-nav-link:hover {
  color: hsl(var(--primary));
  background-color: hsl(var(--muted));
}

.mobile-theme-toggle {
  padding: 0.75rem 1rem;
}

.mobile-theme-toggle .theme-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Hero Section */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, hsl(var(--primary) / 0.1), hsl(var(--secondary) / 0.1));
  position: relative;
  overflow: hidden;
}

.hero-content {
  text-align: center;
  animation: fadeIn 0.6s ease-out;
}

.profile-image-container {
  margin-bottom: 2rem;
}

.profile-gradient-ring {
  width: 8rem;
  height: 8rem;
  margin: 0 auto;
  border-radius: 50%;
  background: linear-gradient(135deg, hsl(var(--primary)), hsl(var(--secondary)));
  padding: 4px;
}

.profile-image {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}

.hero-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 4rem;
  }
}

.hero-subtitle {
  font-size: 1.25rem;
  color: hsl(var(--muted-foreground));
  margin-bottom: 2rem;
  height: 2rem;
}

@media (min-width: 768px) {
  .hero-subtitle {
    font-size: 1.5rem;
  }
}

.typing-text {
  border-right: 3px solid hsl(var(--primary));
  white-space: nowrap;
  overflow: hidden;
  animation: blink-caret 0.5s step-end infinite;
}

@keyframes blink-caret {
  from, to { border-color: transparent; }
  50% { border-color: hsl(var(--primary)); }
}

.hero-description {
  font-size: 1.125rem;
  color: hsl(var(--muted-foreground));
  margin-bottom: 3rem;
  max-width: 48rem;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  justify-content: center;
}

@media (min-width: 640px) {
  .hero-buttons {
    flex-direction: row;
  }
}

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

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

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.25rem;
  color: hsl(var(--muted-foreground));
}

/* About Section */
.about-section {
  background-color: hsl(var(--muted) / 0.5);
}

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

@media (min-width: 1024px) {
  .about-content {
    grid-template-columns: 1fr 1fr;
  }
}

.about-text h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.about-text p {
  color: hsl(var(--muted-foreground));
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.info-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.info-item i {
  color: hsl(var(--primary));
}

.stats-card {
  background-color: hsl(var(--card));
  border-radius: 1rem;
  padding: 2rem;
  box-shadow: 0 10px 25px hsl(var(--foreground) / 0.1);
}

.stats-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

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

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.stat-number.primary { color: hsl(var(--primary)); }
.stat-number.secondary { color: hsl(var(--secondary)); }
.stat-number.accent { color: hsl(var(--accent)); }

.stat-label {
  color: hsl(var(--muted-foreground));
  font-size: 0.875rem;
}

/* Skills Section */
.skills-section {
  background-color: hsl(var(--background));
}

.skills-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .skills-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .skills-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.skill-card {
  background-color: hsl(var(--card));
  border-radius: 0.75rem;
  padding: 1.5rem;
  text-align: center;
  box-shadow: 0 10px 25px hsl(var(--foreground) / 0.1);
  transition: all 0.3s ease;
}

.skill-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px hsl(var(--foreground) / 0.15);
}

.skill-card .skill-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.skill-card .skill-icon.primary { color: hsl(var(--primary)); }
.skill-card .skill-icon.secondary { color: hsl(var(--secondary)); }
.skill-card .skill-icon.accent { color: hsl(var(--accent)); }

.skill-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

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

.skill-tag {
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
}

.skill-tag.primary {
  color: hsl(var(--primary));
  background-color: hsl(var(--primary) / 0.1);
}

.skill-tag.secondary {
  color: hsl(var(--secondary));
  background-color: hsl(var(--secondary) / 0.1);
}

.skill-tag.accent {
  color: hsl(var(--accent));
  background-color: hsl(var(--accent) / 0.1);
}

/* Experience Section */
.experience-section {
  background-color: hsl(var(--muted) / 0.5);
}

.timeline {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
}

.timeline-line {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 100%;
  background-color: hsl(var(--primary));
  border-radius: 2px;
  display: none;
}

@media (min-width: 768px) {
  .timeline-line {
    display: block;
  }
}

.experience-item {
  position: relative;
  margin-bottom: 3rem;
  display: flex;
  align-items: center;
}

@media (min-width: 768px) {
  .experience-item:nth-child(even) {
    flex-direction: row-reverse;
  }
}

.experience-content {
  width: 100%;
  padding: 0;
}

@media (min-width: 768px) {
  .experience-content {
    width: calc(50% - 2rem);
  }
  
  .experience-item:nth-child(odd) .experience-content {
    padding-right: 2rem;
  }
  
  .experience-item:nth-child(even) .experience-content {
    padding-left: 2rem;
  }
}

.experience-card {
  background-color: hsl(var(--card));
  border-radius: 0.75rem;
  padding: 1.5rem;
  box-shadow: 0 10px 25px hsl(var(--foreground) / 0.1);
  transition: all 0.3s ease;
}

.experience-card:hover {
  box-shadow: 0 20px 40px hsl(var(--foreground) / 0.15);
  transform: translateY(-4px);
}

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

.experience-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 1rem;
}

.experience-icon.primary {
  color: hsl(var(--primary));
  background-color: hsl(var(--primary) / 0.1);
  border: 2px solid hsl(var(--primary));
}

.experience-icon.secondary {
  color: hsl(var(--secondary));
  background-color: hsl(var(--secondary) / 0.1);
  border: 2px solid hsl(var(--secondary));
}

.experience-details h3 {
  font-size: 1.25rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.current-badge {
  background-color: hsl(var(--secondary));
  color: hsl(var(--secondary-foreground));
  padding: 0.25rem 0.5rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
}

.company-name {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.company-name.primary { color: hsl(var(--primary)); }
.company-name.secondary { color: hsl(var(--secondary)); }

.experience-period {
  color: hsl(var(--muted-foreground));
  font-size: 0.875rem;
}

.experience-description {
  color: hsl(var(--muted-foreground));
  margin-bottom: 1rem;
}

.experience-description p {
  margin-bottom: 0.5rem;
}

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

.tech-tag {
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
  font-size: 0.75rem;
  font-weight: 500;
}

.tech-tag.primary {
  color: hsl(var(--primary));
  background-color: hsl(var(--primary) / 0.1);
}

.tech-tag.secondary {
  color: hsl(var(--secondary));
  background-color: hsl(var(--secondary) / 0.1);
}

.timeline-dot {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  border: 4px solid hsl(var(--background));
  display: none;
}

@media (min-width: 768px) {
  .timeline-dot {
    display: block;
  }
}

.timeline-dot.current {
  background-color: hsl(var(--primary));
}

.timeline-dot.past {
  background-color: hsl(var(--secondary));
}

/* Projects Section */
.projects-section {
  background-color: hsl(var(--background));
}

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

.filter-btn {
  padding: 0.5rem 1.5rem;
  border-radius: 9999px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
}

.filter-btn.active {
  background-color: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
}

.filter-btn:not(.active) {
  background-color: hsl(var(--muted));
  color: hsl(var(--muted-foreground));
}

.filter-btn:not(.active):hover {
  background-color: hsl(var(--muted) / 0.8);
}

.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .projects-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .projects-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.project-card {
  background-color: hsl(var(--card));
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: 0 10px 25px hsl(var(--foreground) / 0.1);
  transition: all 0.3s ease;
  position: relative;
}

.project-card:hover {
  box-shadow: 0 20px 40px hsl(var(--foreground) / 0.15);
  transform: translateY(-4px);
}

.project-image {
  height: 12rem;
  position: relative;
  overflow: hidden;
}

.project-gradient {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.project-gradient.accent-primary {
  background: linear-gradient(135deg, hsl(var(--accent)), hsl(var(--primary)));
}

.project-gradient.primary-secondary {
  background: linear-gradient(135deg, hsl(var(--primary)), hsl(var(--secondary)));
}

.project-gradient.secondary-accent {
  background: linear-gradient(135deg, hsl(var(--secondary)), hsl(var(--accent)));
}

.project-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  color: white;
  text-align: center;
}

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

.project-icon {
  font-size: 4rem;
  color: rgba(255, 255, 255, 0.8);
}

.project-content {
  padding: 1.5rem;
}

.project-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.featured-badge {
  background-color: hsl(var(--accent));
  color: hsl(var(--accent-foreground));
  padding: 0.25rem 0.5rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
}

.project-description {
  color: hsl(var(--muted-foreground));
  margin-bottom: 1rem;
  line-height: 1.6;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.project-tech-tag {
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
  font-size: 0.75rem;
  font-weight: 500;
}

.project-tech-tag:nth-child(3n+1) {
  color: hsl(var(--primary));
  background-color: hsl(var(--primary) / 0.1);
}

.project-tech-tag:nth-child(3n+2) {
  color: hsl(var(--secondary));
  background-color: hsl(var(--secondary) / 0.1);
}

.project-tech-tag:nth-child(3n+3) {
  color: hsl(var(--accent));
  background-color: hsl(var(--accent) / 0.1);
}

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

.project-link {
  color: hsl(var(--primary));
  text-decoration: none;
  transition: color 0.3s ease;
  font-weight: 500;
}

.project-link:hover {
  color: hsl(var(--primary) / 0.8);
}

.project-link.secondary {
  color: hsl(var(--secondary));
}

.project-link.secondary:hover {
  color: hsl(var(--secondary) / 0.8);
}

/* Contact Section */
.contact-section {
  background-color: hsl(var(--muted) / 0.5);
}

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

@media (min-width: 1024px) {
  .contact-content {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-info h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

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

.contact-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-icon.primary {
  background-color: hsl(var(--primary) / 0.1);
  color: hsl(var(--primary));
}

.contact-icon.secondary {
  background-color: hsl(var(--secondary) / 0.1);
  color: hsl(var(--secondary));
}

.contact-icon.accent {
  background-color: hsl(var(--accent) / 0.1);
  color: hsl(var(--accent));
}

.contact-label {
  color: hsl(var(--muted-foreground));
  margin-bottom: 0.25rem;
}

.contact-value {
  font-weight: 600;
}

.social-links {
  margin-top: 2rem;
}

.social-links h4 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

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

.social-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all 0.3s ease;
}

.social-icon.primary {
  background-color: hsl(var(--primary) / 0.1);
  color: hsl(var(--primary));
}

.social-icon.primary:hover {
  background-color: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
}

.social-icon.secondary {
  background-color: hsl(var(--secondary) / 0.1);
  color: hsl(var(--secondary));
}

.social-icon.secondary:hover {
  background-color: hsl(var(--secondary));
  color: hsl(var(--secondary-foreground));
}

.social-icon.accent {
  background-color: hsl(var(--accent) / 0.1);
  color: hsl(var(--accent));
}

.social-icon.accent:hover {
  background-color: hsl(var(--accent));
  color: hsl(var(--accent-foreground));
}

.resume-download {
  margin-top: 2rem;
}

.contact-form-container {
  background-color: hsl(var(--card));
  border-radius: 0.75rem;
  padding: 2rem;
  box-shadow: 0 10px 25px hsl(var(--foreground) / 0.1);
}

.contact-form h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

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

.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid hsl(var(--input));
  border-radius: var(--radius);
  background-color: hsl(var(--background));
  color: hsl(var(--foreground));
  transition: all 0.3s ease;
  font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  box-shadow: 0 0 0 2px hsl(var(--primary));
  border-color: transparent;
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

/* Footer */
.footer {
  background-color: hsl(var(--dark));
  color: white;
  padding: 2rem 0;
}

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

.footer-content p {
  margin-bottom: 0.5rem;
}

.footer-tagline {
  color: rgba(255, 255, 255, 0.7);
}

/* Toast Notification */
.toast {
  position: fixed;
  top: 2rem;
  right: 2rem;
  background-color: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: 0 10px 25px hsl(var(--foreground) / 0.15);
  z-index: 100;
  max-width: 400px;
  animation: slideIn 0.3s ease-out;
}

.toast-content {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.toast-icon {
  color: hsl(var(--secondary));
  flex-shrink: 0;
}

.toast-message {
  flex: 1;
}

.toast-title {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.toast-description {
  color: hsl(var(--muted-foreground));
  font-size: 0.875rem;
}

.toast-close {
  background: none;
  border: none;
  cursor: pointer;
  color: hsl(var(--muted-foreground));
  padding: 0.25rem;
  border-radius: 0.25rem;
  transition: background-color 0.3s ease;
}

.toast-close:hover {
  background-color: hsl(var(--muted));
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

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

@keyframes slideUp {
  from { 
    opacity: 0; 
    transform: translateY(50px); 
  }
  to { 
    opacity: 1; 
    transform: translateY(0); 
  }
}

@keyframes typing {
  from { width: 0; }
  to { width: 100%; }
}

.animate-fade-in {
  animation: fadeIn 0.6s ease-out;
}

.animate-slide-up {
  animation: slideUp 0.8s ease-out;
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }
  
  section {
    padding: 3rem 0;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .timeline-line,
  .timeline-dot {
    display: none;
  }
  
  .experience-item {
    flex-direction: column;
  }
  
  .experience-content {
    width: 100%;
    padding: 0;
  }
  
  .projects-grid {
    grid-template-columns: 1fr;
  }
  
  .skills-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-content {
    grid-template-columns: 1fr;
  }
  
  .toast {
    top: 1rem;
    right: 1rem;
    left: 1rem;
    max-width: none;
  }
}