/* Contenedor principal del artículo */
  .am-design-article {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1.5rem 2rem;
    font-family: 'Open Sans', 'Segoe UI', sans-serif;
    color: #1e1e2f;
    line-height: 1.6;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
  }

  /* Hero */
  .am-design-hero {
    background: linear-gradient(145deg, #2b2d42, #3a3d5c);
    color: #fff;
    padding: 2.5rem 2rem;
    border-radius: 16px;
    margin-bottom: 2.5rem;
    text-align: center;
  }
  .am-design-hero h1 {
    font-size: 2.8rem;
    font-weight: 700;
    margin: 0 0 0.5rem;
    letter-spacing: -0.5px;
  }
  .am-design-hero p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 700px;
    margin: 0 auto 1rem;
  }
  .am-design-hero-meta {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    font-size: 0.95rem;
    opacity: 0.8;
  }
  .am-design-hero-meta span {
    background: rgba(255,255,255,0.12);
    padding: 0.3rem 1rem;
    border-radius: 30px;
  }

  /* Títulos de sección */
  .am-design-section-title {
    font-size: 2rem;
    font-weight: 700;
    margin: 2.5rem 0 1rem;
    color: #1e1e2f;
    border-left: 6px solid #6c5ce7;
    padding-left: 1rem;
  }
  .am-design-subtitle {
    font-size: 1.1rem;
    color: #4a4a6a;
    margin-top: -0.5rem;
    margin-bottom: 1.5rem;
  }

  /* Tarjetas de herramientas */
  .am-design-tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.8rem;
    margin: 2rem 0;
  }
  .am-design-tool-card {
    background: #f8f9fe;
    border-radius: 14px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    transition: transform 0.2s, box-shadow 0.2s;
    border: 1px solid #edf0f7;
  }
  .am-design-tool-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(108, 92, 231, 0.12);
    border-color: #6c5ce7;
  }
  .am-design-tool-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin: 0 0 0.5rem;
    color: #1e1e2f;
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }
  .am-design-tool-card h3 i {
    color: #6c5ce7;
    font-size: 1.4rem;
  }
  .am-design-tool-card p {
    color: #4a4a6a;
    font-size: 0.95rem;
    margin: 0 0 0.8rem;
  }
  .am-design-tool-card .tool-link {
    display: inline-block;
    background: #6c5ce7;
    color: #fff;
    padding: 0.4rem 1.2rem;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.2s;
  }
  .am-design-tool-card .tool-link:hover {
    background: #5a4bd1;
  }
  .am-design-tool-card .tool-features {
    font-size: 0.9rem;
    color: #3d3d5c;
    margin: 0.5rem 0 0.8rem;
    list-style: none;
    padding: 0;
  }
  .am-design-tool-card .tool-features li {
    padding: 0.15rem 0;
    display: flex;
    align-items: center;
    gap: 0.4rem;
  }
  .am-design-tool-card .tool-features li::before {
    content: "✓";
    color: #6c5ce7;
    font-weight: 700;
  }

  /* Tabla comparativa */
  .am-design-table-wrap {
    overflow-x: auto;
    margin: 2rem 0;
    border-radius: 12px;
    border: 1px solid #edf0f7;
  }
  .am-design-table-wrap table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
  }
  .am-design-table-wrap th {
    background: #2b2d42;
    color: #fff;
    padding: 0.8rem 1rem;
    text-align: left;
  }
  .am-design-table-wrap td {
    padding: 0.7rem 1rem;
    border-bottom: 1px solid #edf0f7;
  }
  .am-design-table-wrap tr:last-child td {
    border-bottom: none;
  }
  .am-design-table-wrap tr:hover td {
    background: #f8f9fe;
  }

  /* Citas y destacados */
  .am-design-quote {
    background: #f0eefb;
    border-left: 6px solid #6c5ce7;
    padding: 1.2rem 1.8rem;
    margin: 2rem 0;
    border-radius: 0 12px 12px 0;
    font-style: italic;
  }
  .am-design-quote p {
    margin: 0;
    color: #2b2d42;
  }
  .am-design-quote .author {
    margin-top: 0.5rem;
    font-style: normal;
    font-weight: 600;
    color: #4a4a6a;
  }

  .am-design-highlight-box {
    background: #e8f0fe;
    padding: 1.2rem 1.8rem;
    border-radius: 12px;
    margin: 2rem 0;
    border: 1px solid #d0ddf5;
  }
  .am-design-highlight-box i {
    color: #6c5ce7;
    font-size: 1.3rem;
    margin-right: 0.5rem;
  }
  .am-design-highlight-box strong {
    color: #1e1e2f;
  }

  /* FAQ */
  .am-design-faq-item {
    margin: 1.5rem 0;
  }
  .am-design-faq-item h4 {
    font-weight: 600;
    margin: 0 0 0.3rem;
    color: #1e1e2f;
    font-size: 1.1rem;
  }
  .am-design-faq-item p {
    margin: 0;
    color: #4a4a6a;
  }

  /* Footer del artículo */
  .am-design-footer-note {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 2px solid #edf0f7;
    text-align: center;
    color: #6c6c8a;
    font-size: 0.9rem;
  }

  /* responsive */
  @media (max-width: 600px) {
    .am-design-hero h1 { font-size: 2rem; }
    .am-design-hero-meta { gap: 0.8rem; }
    .am-design-tools-grid { grid-template-columns: 1fr; }
    .am-design-section-title { font-size: 1.6rem; }
  }