/* ===== HERO SECTION ANIMATIONS ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.hero-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero-content {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  padding: var(--spacing-2xl) 0;
}

.hero-text {
  z-index: 1;
  padding-left: var(--spacing-lg);
}

.hero-title {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--spacing-md);
}

.hero-title-line {
  display: block;
  overflow: hidden;
}

.hero-word {
  display: inline-block;
  position: relative;
  transform: translateY(100%);
  animation: heroWordReveal 1s ease-out forwards;
}

.hero-word:nth-child(1) {
  animation-delay: 0.2s;
}

.hero-word:nth-child(2) {
  animation-delay: 0.4s;
}

.hero-word::before {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  background: var(--color-accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transform: translateY(-100%);
  animation: heroWordGradient 1s ease-out forwards;
  animation-delay: inherit;
}

.hero-subtitle {
  font-size: 1.3rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 1s ease-out 0.8s forwards;
}

.hero-actions {
  display: flex;
  gap: var(--spacing-md);
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 1s ease-out 1s forwards;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transform: translateX(50px);
  animation: fadeInLeft 1s ease-out 0.6s forwards;
}

.hero-card {
  width: 100%;
  max-width: 500px;
  padding: var(--spacing-lg);
  transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
  transition: transform var(--transition-slow);
}

.hero-card:hover {
  transform: perspective(1000px) rotateY(0deg) rotateX(0deg) scale(1.02);
}

.code-preview {
  background: var(--color-bg-secondary);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-bg-tertiary);
  border-bottom: 1px solid var(--glass-border);
}

.code-dots {
  display: flex;
  gap: var(--spacing-xs);
}

.code-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.code-dot.red { background: #ff5f57; }
.code-dot.yellow { background: #ffbd2e; }
.code-dot.green { background: #28ca42; }

.code-title {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.code-content {
  padding: var(--spacing-md);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.6;
  min-height: 200px;
}

.code-text {
  color: var(--color-text-primary);
}

.hero-scroll {
  position: absolute;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  animation: fadeIn 1s ease-out 1.5s forwards;
}

.scroll-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
}

.scroll-text {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.scroll-arrow {
  width: 2px;
  height: 30px;
  background: var(--color-accent-blue);
  position: relative;
  animation: scrollBounce 2s ease-in-out infinite;
}

.scroll-arrow::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 8px solid var(--color-accent-blue);
}

/* ===== SECTION ANIMATIONS ===== */
.section {
  padding: var(--spacing-2xl) 0;
  opacity: 0;
  transform: translateY(50px);
}

.section.animate {
  opacity: 1;
  transform: translateY(0);
  transition: all 1s ease-out;
}

/* ===== ABOUT SECTION ===== */
.about {
  padding: var(--spacing-2xl) 0;
  background: var(--color-bg-secondary);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.about-intro {
  margin-bottom: var(--spacing-xl);
}

.about-paragraph {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.8;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.stat-item {
  text-align: center;
  padding: var(--spacing-md);
  background: var(--glass-bg);
  border-radius: var(--border-radius);
  border: 1px solid var(--glass-border);
  transition: transform var(--transition-normal);
}

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

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-accent-blue);
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.about-visual {
  display: flex;
  justify-content: center;
}

.about-image-container {
  position: relative;
}

.about-image {
  width: 300px;
  height: 400px;
  padding: var(--spacing-sm);
  position: relative;
  overflow: hidden;
  transform: translateZ(0); /* Force hardware acceleration and create stacking context */
  opacity: 1; /* Ensure initial visibility */
  visibility: visible; /* Ensure initial visibility */
}

.profile-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--border-radius);
  opacity: 1 !important; /* Force visibility */
  visibility: visible !important; /* Force visibility */
}

.image-overlay {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  right: var(--spacing-sm);
  bottom: var(--spacing-sm);
  background: var(--color-accent-gradient);
  opacity: 0;
  transition: opacity var(--transition-normal);
  mix-blend-mode: overlay;
  border-radius: var(--border-radius);
  z-index: 1;
  pointer-events: none; /* Ensure it doesn't interfere with interactions */
}

.about-image:hover .image-overlay {
  opacity: 0.3;
}

/* ===== PROJECTS SECTION ===== */
.projects {
  padding: var(--spacing-2xl) 0;
}

.projects-filter {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
}

.filter-btn {
  padding: var(--spacing-xs) var(--spacing-md);
  background: transparent;
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-normal);
  font-weight: 500;
}

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

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

/* ===== SKILLS SECTION ===== */
.skills {
  padding: var(--spacing-2xl) 0;
  background: var(--color-bg-secondary);
}

.skills-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.skill-category {
  background: var(--glass-bg);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--glass-border);
}

.category-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--color-accent-blue);
}

.skill-item {
  margin-bottom: var(--spacing-md);
}

.skill-name {
  display: block;
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
}

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

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

/* ===== CONTACT SECTION ===== */
.contact {
  padding: var(--spacing-2xl) 0;
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.contact-icon {
  font-size: 2rem;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg);
  border-radius: var(--border-radius);
  border: 1px solid var(--glass-border);
}

.contact-form {
  padding: var(--spacing-xl);
}

.form-group {
  position: relative;
  margin-bottom: var(--spacing-lg);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-md);
  background: transparent;
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  color: var(--color-text-primary);
  font-size: 1rem;
  transition: border-color var(--transition-normal);
}

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

.form-group label {
  position: absolute;
  top: var(--spacing-md);
  left: var(--spacing-md);
  color: var(--color-text-muted);
  transition: all var(--transition-normal);
  pointer-events: none;
}

.form-group input:focus + label,
.form-group input:valid + label,
.form-group textarea:focus + label,
.form-group textarea:valid + label {
  top: -8px;
  left: var(--spacing-sm);
  font-size: 0.8rem;
  color: var(--color-accent-blue);
  background: var(--color-bg-primary);
  padding: 0 var(--spacing-xs);
}

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

/* ===== KEYFRAME ANIMATIONS ===== */
@keyframes heroWordReveal {
  to {
    transform: translateY(0);
  }
}

@keyframes heroWordGradient {
  to {
    transform: translateY(0);
  }
}

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

@keyframes fadeInLeft {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

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

/* ===== RESPONSIVE ANIMATIONS ===== */
@media (max-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .about-content {
    grid-template-columns: 1fr;
  }
  
  .contact-content {
    grid-template-columns: 1fr;
  }
  
  .about-stats {
    grid-template-columns: 1fr;
  }
  
  .hero-title {
    font-size: clamp(2rem, 6vw, 4rem);
  }
}