/* Modern Portfolio Styles */

/* CSS Variables - Trust-Based Color Theme */
:root {
  /* Trust Colors - Professional Blues and Grays */
  --primary-color: #2563eb;        /* Trust Blue - High contrast */
  --primary-dark: #1d4ed8;         /* Darker Blue for hover states */
  --primary-light: #3b82f6;        /* Lighter Blue for accents */
  --secondary-color: #059669;      /* Trust Green - Success/Positive */
  --accent-color: #dc2626;         /* Trust Red - Important/Call-to-action */
  --warning-color: #d97706;        /* Trust Orange - Caution/Attention */
  
  /* Text Colors - High Contrast for Accessibility */
  --text-primary: #0f172a;         /* Near Black - 4.5:1+ contrast ratio */
  --text-secondary: #475569;       /* Dark Gray - 4.5:1+ contrast ratio */
  --text-tertiary: #64748b;        /* Medium Gray - 3:1+ contrast ratio */
  --text-light: #94a3b8;           /* Light Gray - For subtle text */
  --text-white: #ffffff;           /* Pure White */
  
  /* Background Colors - Clean and Professional */
  --bg-primary: #ffffff;           /* Pure White */
  --bg-secondary: #f8fafc;         /* Very Light Gray */
  --bg-tertiary: #f1f5f9;          /* Light Gray */
  --bg-dark: #0f172a;              /* Dark Blue-Gray */
  --bg-card: #ffffff;              /* Card Background */
  --bg-overlay: rgba(15, 23, 42, 0.8); /* Dark overlay */
  
  /* Border and Shadow Colors */
  --border-color: #e2e8f0;         /* Light Gray Border */
  --border-dark: #cbd5e1;          /* Darker Border */
  --shadow-sm: 0 1px 2px 0 rgb(15 23 42 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(15 23 42 / 0.1), 0 2px 4px -2px rgb(15 23 42 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(15 23 42 / 0.1), 0 4px 6px -4px rgb(15 23 42 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(15 23 42 / 0.1), 0 8px 10px -6px rgb(15 23 42 / 0.1);
  
  /* Trust-Based Gradients */
  --gradient-primary: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  --gradient-secondary: linear-gradient(135deg, #059669 0%, #047857 100%);
  --gradient-accent: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
  --gradient-hero: linear-gradient(135deg, #1e40af 0%, #1e3a8a 100%);
  --gradient-trust: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Typography - Trust-Based Design */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--text-primary);
  letter-spacing: -0.025em;
}

h1 { 
  font-size: 3.5rem; 
  font-weight: 800;
  line-height: 1.1;
  color: var(--text-primary);
}

h2 { 
  font-size: 2.5rem; 
  font-weight: 700;
  color: var(--text-primary);
}

h3 { 
  font-size: 2rem; 
  font-weight: 600;
  color: var(--text-primary);
}

h4 { 
  font-size: 1.5rem; 
  font-weight: 600;
  color: var(--text-primary);
}

h5 { 
  font-size: 1.25rem; 
  font-weight: 600;
  color: var(--text-primary);
}

h6 { 
  font-size: 1rem; 
  font-weight: 600;
  color: var(--text-primary);
}

p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 1.1rem;
}

/* Trust-focused text styles */
.trust-text {
  color: var(--text-primary);
  font-weight: 500;
}

.trust-subtitle {
  color: var(--text-secondary);
  font-size: 1.2rem;
  font-weight: 400;
}

.trust-highlight {
  color: var(--primary-color);
  font-weight: 600;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: all 0.3s ease;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-md);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.nav-logo .logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  animation: logoGlow 3s ease-in-out infinite;
  transition: all 0.3s ease;
}

.nav-logo .logo-text:hover {
  animation: logoPulse 0.6s ease-in-out;
  transform: scale(1.1);
}

@keyframes logoGlow {
  0%, 100% { 
    filter: drop-shadow(0 0 5px rgba(37, 99, 235, 0.3));
  }
  50% { 
    filter: drop-shadow(0 0 15px rgba(37, 99, 235, 0.6));
  }
}

@keyframes logoPulse {
  0% { 
    transform: scale(1);
    filter: drop-shadow(0 0 5px rgba(37, 99, 235, 0.3));
  }
  50% { 
    transform: scale(1.15);
    filter: drop-shadow(0 0 20px rgba(37, 99, 235, 0.8));
  }
  100% { 
    transform: scale(1.1);
    filter: drop-shadow(0 0 10px rgba(37, 99, 235, 0.5));
  }
}

.nav-menu {
  display: flex;
  gap: 2rem;
}

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

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width 0.3s ease;
}

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

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

.nav-toggle .bar {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  margin: 3px 0;
  transition: 0.3s;
}

/* Hero Section - Trust-Based Design */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
}

.floating-shapes {
  position: absolute;
  width: 100%;
  height: 100%;
}

.shape {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  animation: float 6s ease-in-out infinite;
}

.shape-1 {
  width: 80px;
  height: 80px;
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.shape-2 {
  width: 120px;
  height: 120px;
  top: 60%;
  right: 10%;
  animation-delay: 2s;
}

.shape-3 {
  width: 60px;
  height: 60px;
  top: 80%;
  left: 20%;
  animation-delay: 4s;
}

.shape-4 {
  width: 100px;
  height: 100px;
  top: 30%;
  right: 30%;
  animation-delay: 1s;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(180deg); }
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 2;
  color: var(--text-white);
}

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

.greeting {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-size: 1.2rem;
  opacity: 0.9;
}

.hand-icon {
  width: 24px;
  height: 24px;
  color: var(--text-white);
  animation: hand-wave 2s ease-in-out infinite;
  filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.4));
}

@keyframes hand-wave {
  0%, 100% { 
    transform: rotate(0deg) scale(1); 
  }
  25% { 
    transform: rotate(15deg) scale(1.1); 
  }
  75% { 
    transform: rotate(-10deg) scale(1.1); 
  }
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  line-height: 1.1;
  background: linear-gradient(135deg, #ffffff 0%, #e0f2fe 50%, #bae6fd 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: none;
}

.name-highlight {
  background: linear-gradient(135deg, #ffffff 0%, #e0f2fe 50%, #bae6fd 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: none;
}

.hero-subtitle {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--text-white);
  opacity: 0.95;
  font-weight: 500;
}

.typing-text {
  border-right: 2px solid white;
  animation: blink 1s infinite;
}

@keyframes blink {
  0%, 50% { border-color: white; }
  51%, 100% { border-color: transparent; }
}

.hero-description {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  color: rgba(255, 255, 255, 0.95);
  line-height: 1.6;
  font-weight: 400;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 12px 24px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

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

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

.btn-secondary {
  background: transparent;
  color: white;
  border: 2px solid white;
}

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

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

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: white;
  text-decoration: none;
  transition: all 0.3s ease;
  position: relative;
}

.social-link:hover {
  background: white;
  color: var(--primary-color);
  transform: translateY(-3px);
}

.social-link::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: -35px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--text-primary);
  color: white;
  padding: 5px 10px;
  border-radius: 5px;
  font-size: 0.8rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.social-link:hover::before {
  opacity: 1;
}

/* Hero Image */
.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.image-container {
  position: relative;
  width: 400px;
  height: 400px;
}

.profile-image {
  width: 300px;
  height: 300px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto;
  border: 5px solid rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-xl);
  position: relative;
  z-index: 2;
}

.profile-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  scale: 1.6;
  filter: saturate(0.5);
}

.floating-elements {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

.tech-badge {
  position: absolute;
  background: white;
  color: var(--text-primary);
  padding: 10px 15px;
  border-radius: 25px;
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  animation: float-badge 3s ease-in-out infinite;
}

.tech-badge.react {
  top: 10%;
  right: 10%;
  animation-delay: 0s;
}

.tech-badge.nextjs {
  bottom: 20%;
  left: 5%;
  animation-delay: 1s;
}

.tech-badge.typescript {
  top: 50%;
  right: -10%;
  animation-delay: 2s;
}

@keyframes float-badge {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.scroll-arrow {
  width: 30px;
  height: 30px;
  border: 2px solid white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: bounce 2s infinite;
  cursor: pointer;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-10px); }
  60% { transform: translateY(-5px); }
}

/* Section Styles */
section {
  padding: 100px 0;
}

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

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-color) 50%, var(--primary-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-align: center;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.section-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  font-weight: 400;
  margin-top: 1.5rem;
}

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

.about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
  align-items: start;
}

.about-intro h3 {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
}

.about-intro .hand-icon {
  color: var(--primary-color);
  width: 28px;
  height: 28px;
  filter: drop-shadow(0 0 8px rgba(37, 99, 235, 0.4));
  animation: hand-wave 2s ease-in-out infinite;
}

.about-intro p {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  line-height: 1.7;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.stat-item {
  text-align: center;
  padding: 2rem;
  background: white;
  border-radius: 15px;
  box-shadow: var(--shadow-md);
  transition: transform 0.3s ease;
}

.stat-item:hover {
  transform: translateY(-5px);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--text-secondary);
  font-weight: 500;
}

.info-card {
  background: white;
  padding: 2rem;
  border-radius: 15px;
  box-shadow: var(--shadow-lg);
  height: fit-content;
}

.info-card h4 {
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

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

.info-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-color);
}

.info-item:last-child {
  border-bottom: none;
}

.info-label {
  font-weight: 600;
  color: var(--text-primary);
}

.info-value {
  color: var(--text-secondary);
}

.info-value.available {
  color: var(--accent-color);
  font-weight: 600;
}

/* Experience Section */
.experience {
  background: var(--bg-primary);
}

.timeline-container {
  max-width: 800px;
  margin: 0 auto;
}

.timeline {
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 30px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--gradient-primary);
}

.timeline-section {
  margin-bottom: 3rem;
}

.timeline-section-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 2rem;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-color) 50%, var(--primary-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-align: center;
  position: relative;
  padding-bottom: 0.5rem;
}

.timeline-section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.timeline-item {
  position: relative;
  margin-bottom: 2rem;
  padding-left: 80px;
}

.timeline-marker {
  position: absolute;
  left: 0;
  top: 0;
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
  box-shadow: var(--shadow-md);
  z-index: 2;
}

.timeline-marker.education {
  background: var(--gradient-secondary);
}

.timeline-content {
  background: white;
  padding: 2rem;
  border-radius: 15px;
  box-shadow: var(--shadow-md);
  transition: all 0.2s ease;
}

.timeline-content:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.timeline-header {
  margin-bottom: 1rem;
}

.timeline-header h4 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.company {
  color: var(--primary-color);
  font-weight: 600;
  margin-right: 1rem;
}

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

.timeline-body ul {
  list-style: none;
  margin-bottom: 1rem;
}

.timeline-body li {
  padding: 0.3rem 0;
  color: var(--text-secondary);
  position: relative;
  padding-left: 1.5rem;
}

.timeline-body li::before {
  content: '▶';
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-size: 0.8rem;
}

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

.tech-tag {
  background: var(--bg-secondary);
  color: var(--text-primary);
  padding: 0.3rem 0.8rem;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 500;
}

/* Skills Section */
.skills {
  background: var(--bg-secondary);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.skill-category {
  background: white;
  padding: 2rem;
  border-radius: 15px;
  box-shadow: var(--shadow-md);
  transition: transform 0.3s ease;
}

.skill-category:hover {
  transform: translateY(-5px);
}

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

.category-header i {
  font-size: 2rem;
  color: var(--primary-color);
}

.category-header h3 {
  font-size: 1.3rem;
  color: var(--text-primary);
}

.skills-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.skill-item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.skill-name {
  font-weight: 600;
  color: var(--text-primary);
}

.skill-bar {
  height: 8px;
  background: var(--bg-secondary);
  border-radius: 4px;
  overflow: hidden;
}

.skill-progress {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 4px;
  width: 0;
  transition: width 1s ease;
}

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

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

.project-card {
  background: white;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
}

.project-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

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

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.project-card:hover .project-image img {
  transform: scale(1.1);
}

.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: opacity 0.3s ease;
}

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

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

.project-link {
  width: 50px;
  height: 50px;
  background: white;
  color: var(--text-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all 0.3s ease;
}

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

.project-content {
  padding: 1.5rem;
}

.project-content h3 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

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

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

/* Contact Section */
.contact {
  background: var(--bg-secondary);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-card {
  background: white;
  padding: 2rem;
  border-radius: 15px;
  box-shadow: var(--shadow-lg);
  height: fit-content;
}

.contact-card h3 {
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.contact-card p {
  margin-bottom: 2rem;
  line-height: 1.6;
}

.contact-details {
  margin-bottom: 2rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-item i {
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.contact-item h4 {
  margin-bottom: 0.2rem;
  color: var(--text-primary);
}

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

.form {
  background: white;
  padding: 2rem;
  border-radius: 15px;
  box-shadow: var(--shadow-lg);
}

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

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  font-size: 1rem;
  transition: border-color 0.3s ease;
  background: var(--bg-primary);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
}

.form-control::placeholder {
  color: var(--text-light);
}

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

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

.footer-text p {
  margin-bottom: 0.5rem;
  color: rgba(255, 255, 255, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.heart-icon {
  color: var(--accent-color);
  width: 16px;
  height: 16px;
  animation: heartbeat 2s ease-in-out infinite;
  filter: drop-shadow(0 0 4px rgba(220, 38, 38, 0.5));
}

@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 1000;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background: white;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding-top: 2rem;
    transition: left 0.3s ease;
    box-shadow: var(--shadow-lg);
  }

  .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(8px) rotate(45deg);
  }

  .nav-toggle.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-buttons {
    justify-content: center;
    flex-wrap: wrap;
  }

  .about-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

  .contact-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

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

  .timeline::before {
    left: 20px;
  }

  .timeline-item {
    padding-left: 60px;
  }

  .timeline-marker {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }

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

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

  .tech-badge {
    font-size: 0.8rem;
    padding: 8px 12px;
  }

  .tech-badge.typescript {
    right: -5%;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .section-title {
    font-size: 2rem;
  }

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

  .btn {
    width: 100%;
    max-width: 250px;
    justify-content: center;
  }

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

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

  .tech-badge {
    font-size: 0.7rem;
    padding: 6px 10px;
  }
}

/* Animation Classes */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

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

.slide-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: all 0.6s ease;
}

.slide-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.slide-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition: all 0.6s ease;
}

.slide-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.scale-in {
  opacity: 0;
  transform: scale(0.8);
  transition: all 0.6s ease;
}

.scale-in.visible {
  opacity: 1;
  transform: scale(1);
}

/* Loading Animation */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 1s ease-in-out infinite;
}

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

/* SVG Icon Enhancements */
.hand-icon, .heart-icon {
  transition: all 0.3s ease;
  transform-style: preserve-3d;
}

.hand-icon:hover, .heart-icon:hover {
  transform: scale(1.2) rotateY(15deg);
  filter: drop-shadow(0 0 12px rgba(37, 99, 235, 0.6));
}

/* 3D Icon Effects */
.tech-badge i {
  transition: all 0.3s ease;
  transform-style: preserve-3d;
}

.tech-badge:hover i {
  transform: rotateY(180deg) scale(1.2);
  color: var(--primary-color);
}

/* Enhanced Social Icons */
.social-link i {
  transition: all 0.3s ease;
  transform-style: preserve-3d;
}

.social-link:hover i {
  transform: rotateY(360deg) scale(1.2);
}

/* 3D Button Effects */
.btn {
  transform-style: preserve-3d;
  transition: all 0.3s ease;
}

.btn:hover {
  transform: translateY(-2px) rotateX(5deg);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.btn:active {
  transform: translateY(0) rotateX(0deg);
}

/* 3D Card Enhancements */
.project-card, .skill-category, .info-card, .contact-card {
  transform-style: preserve-3d;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.project-card:hover, .skill-category:hover, .info-card:hover, .contact-card:hover {
  transform: translateY(-10px) rotateX(5deg) rotateY(5deg);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

/* Minimal hover for timeline cards */
.timeline-content {
  transform-style: preserve-3d;
  transition: all 0.2s ease;
}

.timeline-content:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

/* Trust-Focused UX Enhancements */
.trust-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--secondary-color);
  color: white;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
  margin: 0.5rem 0;
}

.trust-badge {
  background: var(--gradient-primary);
  color: white;
  padding: 0.3rem 0.8rem;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 600;
  display: inline-block;
  margin: 0.2rem;
}

.trust-card {
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  border-radius: 15px;
  padding: 2rem;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
}

.trust-card:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

/* Enhanced Focus States for Accessibility */
.btn:focus,
.nav-link:focus,
.social-link:focus,
.form-control:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}