.btg-root {
    --clr-alpha: #3a5fb0;
    --clr-beta: #1f2933;
    --clr-gamma: #4a5568;
    --clr-delta: #f4f6fb;
    --clr-epsilon: #2563eb;
  }

  .btg-root * {
    box-sizing: border-box;
  }

  .btg-root {
    font-family: "Segoe UI", system-ui, sans-serif;
    background: var(--clr-delta);
    color: var(--clr-gamma);
    line-height: 1.6;
  }

  /* BANNER SECTION */
  .banner-omega {
    height: 450px;
    position: relative;
    overflow: hidden;
  }

  .banner-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
  }

  .overlay-phi {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 20px;
  }

  .overlay-phi h1 {
    font-size: 42px;
    letter-spacing: 2px;
    font-weight: 700;
    margin: 0;
  }

  .subtitle-kappa {
    margin-top: 12px;
    font-size: 18px;
    opacity: 0.95;
  }

  .tagline-lambda {
    margin-top: 8px;
    font-size: 15px;
    opacity: 0.9;
  }

  /* MAIN WRAPPER */
  .wrapper-zeta {
    max-width: 1200px;
    margin: -100px auto 60px;
    padding: 0 20px;
    position: relative;
    z-index: 10;
  }

  .xwrapper-zeta {
    max-width: 1200px;
    margin: -10px auto 60px;
    padding: 0 20px;
    position: relative;
    z-index: 10;
  }

  /* CARD BLOCKS */
  .block-theta {
    background: #fff;
    border-radius: 16px;
    padding: 35px;
    margin-bottom: 35px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }

  .block-theta:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 50px rgba(0,0,0,0.12);
  }

  .block-theta h2 {
    color: var(--clr-alpha);
    margin-bottom: 16px;
    font-size: 28px;
    margin-top: 0;
  }

  .block-theta h3 {
    margin: 22px 0 10px;
    color: var(--clr-beta);
    font-size: 20px;
  }

  .block-theta p {
    margin-bottom: 12px;
  }

  .text-sigma {
    font-weight: 600;
    color: var(--clr-beta);
    font-size: 17px;
  }

  /* SECTION WRAPPER */
  .section-mu {
    margin-top: 60px;
  }

  .heading-nu {
    text-align: center;
    margin-bottom: 40px;
    color: var(--clr-beta);
    font-size: 32px;
    margin-top: 0;
  }

  .heading-nu span{
    color: #3a5fb0;
  }

  .grid-xi {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 28px;
  }

  .tile-omicron {
    background: #fff;
    border-radius: 14px;
    padding: 30px;
    border-top: 5px solid var(--clr-alpha);
    box-shadow: 0 8px 30px rgba(0,0,0,0.06);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
  }

  .tile-omicron:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 15px 45px rgba(58, 95, 176, 0.2);
    border-top-color: var(--clr-epsilon);
  }

  .tile-omicron h4 {
    color: var(--clr-alpha);
    margin-bottom: 12px;
    font-size: 20px;
    transition: color 0.3s ease;
    margin-top: 0;
  }

  .tile-omicron:hover h4 {
    color: var(--clr-epsilon);
  }

  /* MISSION REGION */
  .region-pi {
    position: relative;
    padding: 80px 20px;
    color: #fff;
    text-align: center;
    margin-top: 60px;
    overflow: hidden;
  }

  .region-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    z-index: 1;
  }

  .region-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.7);
    z-index: 2;
  }

  .region-content {
    position: relative;
    z-index: 3;
  }

  .region-pi h2 {
    margin-bottom: 50px;
    font-size: 36px;
    margin-top: 0;
  }

  .grid-rho {
    max-width: 1200px;
    margin: auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 26px;
  }

  .item-sigma {
    background: rgba(255,255,255,0.95);
    color: var(--clr-gamma);
    padding: 28px;
    border-radius: 16px;
    box-shadow: 0 12px 35px rgba(0,0,0,0.2);
    font-size: 15px;
    transition: all 0.4s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
  }

  .item-sigma::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(58, 95, 176, 0.15), transparent);
    transition: left 0.5s ease;
    z-index: 1;
  }

  .item-sigma p {
    position: relative;
    z-index: 2;
    margin: 0;
  }

  .item-sigma:hover::before {
    left: 100%;
  }

  .item-sigma:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
    background: rgba(255,255,255,1);
  }

  @media (max-width: 768px) {
    .overlay-phi h1 {
      font-size: 32px;
    }
    
    .heading-nu {
      font-size: 26px;
    }
    
    .region-pi h2 {
      font-size: 28px;
    }

    .wrapper-zeta {
      margin-top: -60px;
    }


    .xwrapper-zeta {
      margin-top: -10px;
    }
  }