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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: #000;
  background-color: #fff;
}

.container {
  min-height: 100vh;
  background-color: #fff;
}

/* Hero Section */
.hero-section {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.signature-container {
  text-align: center;
}

.signature {
  opacity: 0;
  transform: translateY(32px) scale(0.95);
  transition: all 2s ease-out;
}

.signature.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.signature-text {
  font-size: 6rem;
  font-weight: 700;
  color: #000;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.signature-line {
  height: 4px;
  width: 96px;
  background-color: #60a5fa;
  margin: 0 auto;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
}

.scroll-mouse {
  width: 24px;
  height: 40px;
  border: 2px solid #d1d5db;
  border-radius: 20px;
  display: flex;
  justify-content: center;
}

.scroll-dot {
  width: 4px;
  height: 12px;
  background-color: #9ca3af;
  border-radius: 2px;
  margin-top: 8px;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%,
  20%,
  53%,
  80%,
  100% {
    transform: translateY(0);
  }
  40%,
  43% {
    transform: translateY(-8px);
  }
  70% {
    transform: translateY(-4px);
  }
  90% {
    transform: translateY(-2px);
  }
}

/* Main Content */
.main-content {
  opacity: 0;
  transform: translateY(48px);
  transition: all 1s ease-out;
}

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

/* About Section */
.about-section {
  padding: 5rem 1.5rem;
}

.about-container {
  max-width: 64rem;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
  align-items: center;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 300;
  color: #000;
  margin-bottom: 2rem;
  letter-spacing: 0.025em;
}

.about-paragraph {
  font-size: 1.125rem;
  color: #4b5563;
  line-height: 1.75;
  margin-bottom: 1.5rem;
}

.about-paragraph:last-child {
  margin-bottom: 0;
}

/* Geometric Art */
.geometric-container {
  height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.geometric-art {
  position: relative;
  width: 200px;
  height: 200px;
}

.geo-shape {
  position: absolute;
}

.geo-square-border {
  width: 128px;
  height: 128px;
  border: 2px solid #60a5fa;
  transform: rotate(45deg);
  top: 32px;
  left: 32px;
}

.geo-square-filled {
  width: 96px;
  height: 96px;
  background-color: #000;
  top: 48px;
  left: 64px;
}

.geo-square-accent {
  width: 64px;
  height: 64px;
  background-color: #60a5fa;
  top: 16px;
  left: 16px;
}

.geo-small-border {
  width: 32px;
  height: 32px;
  border: 2px solid #d1d5db;
  bottom: 32px;
  right: 32px;
}

/* Skills Section */
.skills-section {
  padding: 5rem 1.5rem;
  background-color: #f9fafb;
}

.skills-container {
  max-width: 64rem;
  margin: 0 auto;
}

.section-heading {
  font-size: 1.875rem;
  font-weight: 300;
  color: #000;
  margin-bottom: 3rem;
  text-align: center;
  letter-spacing: 0.025em;
}

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

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

.skill-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1rem;
  transition: all 0.3s ease;
}

.skill-icon-1 {
  background-color: #000;
}

.skill-icon-2 {
  border: 2px solid #000;
}

.skill-icon-3 {
  background-color: #60a5fa;
}

.skill-item:hover .skill-icon-1 {
  background-color: #60a5fa;
}

.skill-item:hover .skill-icon-2 {
  border-color: #60a5fa;
}

.skill-item:hover .skill-icon-3 {
  background-color: #000;
}

.skill-title {
  font-size: 1.25rem;
  font-weight: 500;
  color: #000;
  margin-bottom: 0.5rem;
}

.skill-description {
  color: #4b5563;
}

/* Experience Section */
.experience-section {
  padding: 5rem 1.5rem;
}

.experience-container {
  max-width: 64rem;
  margin: 0 auto;
}

.timeline {
  margin-top: 3rem;
}

.timeline-item {
  display: flex;
  margin-bottom: 3rem;
  position: relative;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 16px;
  bottom: -48px;
  width: 2px;
  background-color: #d1d5db;
}

.timeline-item.active::before {
  background-color: #60a5fa;
}

.timeline-item:last-child::before {
  display: none;
}

.timeline-dot {
  width: 16px;
  height: 16px;
  background-color: #d1d5db;
  border-radius: 50%;
  margin-right: 2rem;
  flex-shrink: 0;
}

.timeline-item.active .timeline-dot {
  background-color: #60a5fa;
}

.timeline-content {
  flex: 1;
}

.timeline-title {
  font-size: 1.25rem;
  font-weight: 500;
  color: #000;
  margin-bottom: 0.5rem;
}

.timeline-date {
  color: #6b7280;
  margin-bottom: 0.5rem;
}

.timeline-description {
  color: #4b5563;
}

/* Interests Section */
.interests-section {
  padding: 5rem 1.5rem;
  background-color: #f9fafb;
}

.interests-container {
  max-width: 64rem;
  margin: 0 auto;
  text-align: center;
}

.interests-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

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

.interest-emoji {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.interest-title {
  font-size: 1.125rem;
  font-weight: 500;
  color: #000;
}

/* Contact Section */
.contact-section {
  padding: 5rem 1.5rem;
}

.contact-container {
  max-width: 64rem;
  margin: 0 auto;
  text-align: center;
}

.contact-description {
  font-size: 1.125rem;
  color: #4b5563;
  margin: 2rem auto 3rem;
  max-width: 32rem;
}

.contact-buttons {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.contact-btn {
  padding: 0.75rem 2rem;
  border: 2px solid #000;
  background-color: transparent;
  color: #000;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  border-radius: 0;
}

.contact-btn:hover {
  background-color: #000;
  color: #fff;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
}

.social-link {
  color: #9ca3af;
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.3s ease;
}

.social-link:hover {
  color: #000;
}

/* Footer */
.footer {
  padding: 3rem 1.5rem;
  border-top: 1px solid #e5e7eb;
}

.footer-container {
  max-width: 64rem;
  margin: 0 auto;
  text-align: center;
}

.footer-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: #000;
  margin-bottom: 0.5rem;
}

.footer-copyright {
  color: #6b7280;
  font-size: 0.875rem;
}

/* Responsive Design */
@media (min-width: 768px) {
  .signature-text {
    font-size: 8rem;
  }

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

  .skills-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .interests-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1024px) {
  .signature-text {
    font-size: 9rem;
  }
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
  background: #c1c1c1;
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: #a1a1a1;
}