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

:root {
  --bg-color: #0a0a0a;
  --text-color: #ffffff;
  --accent-color: #00ff88;
  --hover-color: #ff0066;
  --card-bg: #1a1a1a;
  --border-color: #333;
}

@view-transition {
  navigation: auto;
}

html {
  font-family: 'Mona Sans';
  font-feature-settings: "ss01" on, "ss03" on, "ss05" on;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

header {
  margin-bottom: 3rem;
  animation: fadeInDown 0.6s ease;
}

.back-link {
  color: var(--accent-color);
  text-decoration: none;
  font-size: 1.1rem;
  display: inline-block;
  margin-bottom: 1rem;
  transition: all 0.3s ease;
  position: relative;
}

.back-link::before {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-color);
  transition: width 0.3s ease;
}

.back-link:hover::before {
  width: 100%;
}

.back-link:hover {
  transform: translateX(-5px);
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--accent-color), var(--hover-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-section {
  padding: 3rem 0;
}

.hero-text {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.highlight {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--accent-color);
  display: inline-block;
}

.intro-text {
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  line-height: 1.5;
  color: #ccc;
}

.gradient-text {
  background: linear-gradient(
    90deg,
    var(--accent-color),
    var(--hover-color),
    var(--accent-color)
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

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

.card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2.5rem;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(0, 255, 136, 0.05),
    rgba(255, 0, 102, 0.05)
  );
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

.card:hover::before {
  opacity: 1;
}

.card:hover {
  border-color: var(--accent-color);
  box-shadow: 0 12px 48px rgba(0, 255, 136, 0.15);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.company-logo {
  height: 56px;
  width: auto;
  object-fit: contain;
  border-radius: 8px;
  transition: all 0.3s ease;
  filter: grayscale(0.3);
}

.company-logo:hover {
  filter: grayscale(0);
}

.time {
  color: var(--accent-color);
  font-size: 1.1rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  background: rgba(0, 255, 136, 0.1);
  border-radius: 8px;
  border: 1px solid rgba(0, 255, 136, 0.2);
}

.card-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.card p {
  color: #ccc;
  font-size: 1.1rem;
  line-height: 1.8;
}

.accent-highlight {
  color: var(--accent-color);
  font-weight: 600;
  display: inline-block;
  transition: all 0.3s ease;
  cursor: default;
  position: relative;
}

.accent-highlight::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent-color);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.accent-highlight:hover::after {
  transform: scaleX(1);
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-color);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.icon {
  font-size: 2.5rem;
  display: inline-block;
  filter: grayscale(0.3);
  transition: filter 0.3s ease;
}

.card:hover .icon {
  filter: grayscale(0);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.skill-item {
  background: rgba(0, 255, 136, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  transition: all 0.3s ease;
  cursor: default;
}

.skill-item:hover {
  background: rgba(0, 255, 136, 0.1);
  border-color: var(--accent-color);
  box-shadow: 0 8px 24px rgba(0, 255, 136, 0.1);
}

.skill-icon {
  font-size: 2.5rem;
  display: inline-block;
  transition: all 0.3s ease;
}

.skill-item span:last-child {
  color: var(--accent-color);
  font-weight: 600;
  font-size: 1rem;
}

.closing-text {
  margin-top: 1rem;
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.2);
  }
  50% {
    box-shadow: 0 0 40px rgba(0, 255, 136, 0.4);
  }
}

@media (max-width: 768px) {
  .container {
    padding: 1rem;
  }

  header {
    margin-bottom: 2rem;
  }

  .hero-section {
    padding: 2rem 0;
    margin-bottom: 3rem;
  }

  .card {
    padding: 1.5rem;
  }

  .card-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .skills-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
  }

  .skill-item {
    padding: 1rem;
  }

  .section-title {
    font-size: 1.5rem;
  }
}

.work-projects-title {
  view-transition-name: work-projects-title;
}