body {
      margin: 0;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      background: #fafafa;
      color: #222;
      line-height: 1.6;
    }

    .container {
      max-width: 760px;
      margin: 0 auto;
      padding: 2rem 1.5rem;
    }

    h1 {
      font-size: 3.0rem;
      margin-bottom: 0.25rem;
    }

    .tagline {
      font-size: 1.6rem;
      color: #555;
      margin-bottom: 2rem;
    }

    .section {
      margin-top: 2.5rem;
    }

    .cards {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 1rem;
      margin-top: 1rem;
    }

    .card {
      background: #ffffff;
      border: 1px solid #eee;
      border-radius: 16px;
      padding: 1.25rem;
      box-shadow: 0 2px 8px rgba(0,0,0,0.05);
      position: relative;
      display: flex;
      justify-content: center;
      align-items: center;
      text-align: center;
      overflow: hidden;
      min-height: 260px;
      transform: scale(1);
      transform-origin: center;
      transition: transform 0.2s ease;
    }

    .card:hover {
      transform: scale(1.2);
      z-index: 1;
    }

    .card img {
      width: 160px;
      height: auto;
      display: block;
      object-fit: contain;
    }

    .card-label {
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      padding: 0.9rem 1rem 1rem;
      background: linear-gradient(to top, rgba(255,255,255,0.98), rgba(255,255,255,0));
      font-weight: 600;
    }

    .card strong {
      display: block;
      margin-bottom: 0.25rem;
    }

    a {
      color: #0066cc;
      text-decoration: none;
    }

    a:hover {
      text-decoration: underline;
    }

    footer {
      margin-top: 4rem;
      padding-top: 2rem;
      border-top: 1px solid #eaeaea;
      font-size: 0.9rem;
      color: #666;
    }

#portfolio {
  margin-top: 4rem;
}

.series {
  margin-top: 3rem;
}

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

.grid img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
}

/* Mobile */
@media (max-width: 800px) {
  .grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

.header {
  background-color: #1e3a8a;
  padding: 20px;
  width: 100%;
  align-items: center;
  position: relative;
  margin-bottom: 20px;
}

.header .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.header h1 {
  color: white;
  margin: 0;
  align-items: center;
  font-family: "Montserrat", sans-serif;
  font-weight: 400;
}

.header-subtitle {
  color: white;
  margin: 0;
  align-items: center;
  font-family: "Montserrat", sans-serif;
  font-weight: 400;
  font-size: 1.4rem;
}

.header-tabs {
  margin-top: 0.85rem;
  display: flex;
  gap: 1.1rem;
}

.header-tabs a {
  color: white;
  text-decoration: none;
  font-family: "Montserrat", sans-serif;
  display: inline-block;
  transition: transform 0.2s ease, text-decoration-color 0.2s ease;
  transform-origin: center;
}

.header-tabs a:hover {
  text-decoration: underline;
  transform: scale(1.1);
}


.image-zoom-open {
  overflow: hidden;
}

.card img {
  cursor: zoom-in;
}

.image-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  z-index: 1000;
}

.image-overlay__img {
  display: block;
  max-width: min(100vw - 4rem, 100%);
  max-height: calc(100vh - 4rem);
  width: auto;
  height: auto;
  object-fit: contain;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}