body {
  margin: 0;
  font-family: 'Segoe UI', Arial, sans-serif;
  background: #38514B;
  color: #e6f2ec;
}
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 48px 0 0 0;
  max-width: 1200px;
  margin: 0 auto;
}
.header-left {
  display: flex;
  align-items: center;
}
.avatar {
  width: auto;
  height: 80px;
  margin-right: 24px;
}
.user-info h1 {
  margin: 0;
  font-size: 2.2rem;
  font-weight: 700;
  color: #fff;
}
.user-info h2 {
  margin: 0;
  font-size: 1.3rem;
  font-style: italic;
  color: #b6d3c3;
  font-weight: 400;
}
.header-right {
  display: flex;
  gap: 20px;
}
.social-icon {
  font-size: 1.7rem;
  color: #e6f2ec;
  text-decoration: none;
  transition: color 0.2s;
}
.social-icon:hover {
  color: #b6d3c3;
}
.tabs {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  margin: 48px 0 0 0;
  gap: 0;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 32px;
}
.tab {
  background: #496D64;
  color: #b6d3c3;
  border: none;
  font-size: 1.3rem;
  font-weight: 700;
  padding: 16px 48px;
  margin: 0px 10px 0px 0px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  border-radius: 0;
  outline: none;
}
.tab.active {
  background: #5E8B7F;
  color: #fff;
  transform: translateY(-1px) scale(1.03);
}
.tab:not(.active):hover {
  background: #5e7a6e;
  color: #fff;
  transform: translateY(-1px) scale(1.03);
}
.content {
  max-width: 1400px;
  margin: 0 auto 0 auto;
  background: #2A373C;
  padding: 40px 32px;
  min-height: 500px;
}
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
}
.card {
  display: flex;
  flex-direction: column;
  background: #38514B;
  text-decoration: none;
  color: #e6f2ec;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  transition: transform 0.15s, box-shadow 0.15s;
  overflow: hidden;
}
.card:hover {
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 6px 24px rgba(0,0,0,0.18);
}
.card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: #3a4c45;
}
.card-body {
  padding: 20px 18px 18px 18px;
}
.card-body h3 {
  margin: 0 0 8px 0;
  font-size: 13px;
  font-weight: 700;
  color: #fff;
}
.card-body p {
  margin: 0 0 6px 0;
  font-size: 16px;
  color: #c6e5d6;
  line-height: 30px;
}
.card-body .tools {
  font-size: 0.95rem;
  color: #a0b8a6;
}
.card-body .itch {
  font-size: 0.95rem;
  color: #a0b8a6;
  font-style: italic;
  text-decoration: underline;
  display: block;
  margin-top: 8px;
  transition: color 0.2s;
}
.card-body .game-description {
    color: #ffffff;
    line-height: 22px;
  }
.card-body .itch:hover,
.card-body .itch:focus {
  color: #b6d3c3;
}
.tab-content {
  display: none;
}
.tab-content.active {
  display: block;
}
.placeholder {
  color: #b6d3c3;
  font-size: 1.2rem;
  text-align: center;
  margin-top: 80px;
}
@media (max-width: 900px) {
  .header, .content {
    padding-left: 16px;
    padding-right: 16px;
  }
  .tabs {
    flex-direction: column;
    align-items: center;
  }
  .tab {
    width: 100%;
    padding: 14px 0;
  }
  .card-grid {
    grid-template-columns: 1fr;
  }
}
.turtle-card {
  border-radius: 8px;
  padding: 40px 32px;
  max-width: 100%;
  margin: 0 auto;
}
.turtle-card-content {
  display: flex;
  align-items: flex-start;
  gap: 40px;
}
.turtle-card-text {
  flex: 1 1 0;
}
.turtle-card-text h2 {
  margin: 0 0 18px 0;
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
}
.turtle-card-text p {
  margin: 0 0 16px 0;
  font-size: 1.15rem;
  color: #e6f2ec;
}
.turtle-card-img {
  width: 600px;
  max-width: 40vw;
  border-radius: 6px;
  object-fit: cover;
  box-shadow: 0 2px 12px rgba(0,0,0,0.12);
}
@media (max-width: 900px) {
  .turtle-card-content {
    flex-direction: column;
    gap: 24px;
    align-items: stretch;
  }
  .turtle-card-img {
    width: 100%;
    max-width: 100%;
    height: auto;
  }
}
.resume-card {
  background: #2e393b;
  border-radius: 8px;
  padding: 40px 32px;
  max-width: 100%;
  margin: 0 auto;
}
.project-img {
  width: 100%;
  height: auto;
  object-fit: contain;
  border-radius: 6px;
  display: block;
  margin: 0 auto 1.5rem auto;
  background: #222;
}

.project-content{
  margin: 0 auto;
  align-content: center;
  align-items: center;
  max-width: 40vw;
}

.project-content h1 {
  margin: 0;
  padding: 0 15px 15px 15px;
  font-size: 1rem;
}

.project-content p {
  margin: 0 25px;
  padding: 0 15px 15px 15px;
}

.collapsible-section {
  background: #2A373C;
  border-radius: 8px;
  margin-bottom: 1rem;
  padding: 0 0 1rem 0;
}

.collapsible-header {
  padding: 0 25px 0 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.toggle-btn {
  background: none;
  border: none;
  color: #b6d3c3;
  cursor: pointer;
  font-family: inherit;
}

.collapsible-content {
 
}

.icon-img {
  width: 28px;
  height: 28px;
  vertical-align: middle;
  margin-left: 8px;
  margin-right: 0;
}