.extruded-heatsink-overview {
    --navy: #102a43;
    --blue: #2563eb;
    --light: #f8fafc;
    --border: #e5e7eb;
    --text: #334155;
    --muted: #64748b;
    --white: #ffffff;

    font-family: Calibri, "Segoe UI", Arial, sans-serif;
    color: var(--text);
    background: #ffffff;
    line-height: 1.72;
  }

  .extruded-heatsink-overview * {
    box-sizing: border-box;
  }

  .extruded-heatsink-overview .container {
    width: min(1180px, 92%);
    margin: 0 auto;
  }

  .extruded-heatsink-overview h1,
  .extruded-heatsink-overview h2,
  .extruded-heatsink-overview h3 {
    margin: 0 0 20px;
    color: var(--navy);
    font-weight: 700;
    letter-spacing: -0.03em;
  }

  .extruded-heatsink-overview h1 {
    font-size: clamp(38px, 5vw, 62px);
    line-height: 1.08;
  }

  .extruded-heatsink-overview h2 {
    font-size: clamp(28px, 4vw, 42px);
    line-height: 1.15;
  }

  .extruded-heatsink-overview p {
    margin: 0 0 18px;
    font-size: 17px;
    color: var(--muted);
  }

  .overview-eyebrow {
    display: inline-block;
    margin-bottom: 16px;
    color: var(--blue);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
  }

  .overview-hero {
    padding: 108px 0 92px;
    background:
      radial-gradient(circle at 85% 18%, rgba(37, 99, 235, 0.36), transparent 34%),
      linear-gradient(135deg, #020617 0%, #0f172a 50%, #1e293b 100%);
    color: #ffffff;
  }

  .overview-hero h1,
  .overview-hero p,
  .overview-hero .overview-eyebrow {
    color: #ffffff;
  }

  .overview-hero p {
    color: #dbeafe;
  }

  .overview-hero-grid,
  .overview-row {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 56px;
    align-items: center;
  }

  .overview-row.reverse {
    grid-template-columns: 0.95fr 1.05fr;
  }

  .overview-section {
    padding: 92px 0;
    background: #ffffff;
  }

  .overview-section.light {
    background: var(--light);
  }

  .overview-image {
    padding: 14px;
    border-radius: 26px;
    background: #ffffff;
    border: 1px solid var(--border);
    box-shadow: 0 18px 42px rgba(15, 23, 42, 0.08);
  }

  .overview-hero .overview-image {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.18);
  }

  .overview-image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 20px;
  }

  .image-caption {
    margin-top: 12px;
    font-size: 14px;
    color: #64748b;
    text-align: center;
  }

  .overview-hero .image-caption {
    color: #dbeafe;
  }

  .process-highlight {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
    margin-top: 34px;
  }

  .process-card {
    padding: 22px;
    border-radius: 18px;
    background: #ffffff;
    border: 1px solid var(--border);
    border-left: 5px solid var(--blue);
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.05);
  }

  .process-card strong {
    display: block;
    margin-bottom: 8px;
    color: var(--navy);
    font-size: 17px;
  }

  .process-card span {
    color: var(--muted);
    font-size: 15px;
  }

  .overview-cta {
    padding: 88px 0;
    background:
      linear-gradient(135deg, rgba(37, 99, 235, 0.24), transparent 45%),
      #0f172a;
    color: #ffffff;
    text-align: center;
  }

  .overview-cta h2,
  .overview-cta p {
    color: #ffffff;
  }

  .overview-cta p {
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    color: #dbeafe;
  }

  .cta-btn {
    display: inline-block;
    margin-top: 22px;
    padding: 16px 38px;
    border-radius: 999px;
    background: #ffffff;
    color: #102a43;
    text-decoration: none;
    font-size: 17px;
    font-weight: 800;
    box-shadow: 0 16px 36px rgba(0,0,0,0.22);
  }

  .cta-btn:hover {
    background: #eff6ff;
    color: var(--blue);
  }

  @media (max-width: 960px) {
    .overview-hero-grid,
    .overview-row,
    .overview-row.reverse,
    .process-highlight {
      grid-template-columns: 1fr;
    }

    .overview-hero,
    .overview-section,
    .overview-cta {
      padding: 70px 0;
    }
  }