/* ═══════════════════════════════════════════════
   WHY US — DARK STRIP
═══════════════════════════════════════════════ */
.imp-why{background:#f8f8f8;padding:96px 0}
.imp-why__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.imp-why__item{background:#fff;border-radius:16px;padding:36px 28px;box-shadow:0 2px 16px rgba(0,0,0,.06);transition:var(--trans);border:1px solid #efefef}
.imp-why__item:hover{box-shadow:0 8px 32px rgba(0,0,0,.1);transform:translateY(-4px)}
.imp-why__icon{width:56px;height:56px;background:#f4f4f4;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:20px;font-size:1.6rem}
.imp-why__item h3{font-family:'Montserrat',sans-serif;font-size:1rem;font-weight:800;color:#111;margin-bottom:8px}
.imp-why__item p{font-size:.85rem;color:#666;line-height:1.6}

@media(max-width:900px){.imp-why__grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.imp-why__grid{grid-template-columns:1fr}}
@media(max-width:480px){
  .imp-why{padding:48px 0}
  .imp-why__item{padding:24px 20px}
  .imp-why__icon{width:48px;height:48px;font-size:1.4rem;margin-bottom:14px}
  .imp-why__item h3{font-size:.95rem}
}
@media(max-width:360px){
  .imp-why__item{padding:20px 16px}
  .imp-why__item p{font-size:.82rem}
}