/* HERO BANNER */
.cs-hero {
  position: relative; overflow: hidden;
  height: 320px; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(rgba(20,40,60,0.72), rgba(20,40,60,0.72)),
    url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100"><rect width="100" height="100" fill="%23223344"/><circle cx="20" cy="20" r="2" fill="%23ffffff20"/><circle cx="60" cy="60" r="1.5" fill="%23ffffff15"/><circle cx="80" cy="30" r="1" fill="%23ffffff10"/></svg>');
  background-size: cover; background-position: center;
}
.cs-hero-bg {
  position: absolute; inset: 0;
  background: var(--blue);
}
.cs-hero-overlay {
  position: absolute; inset: 0; z-index: 1; opacity: 0.06;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 44px, rgba(255,255,255,1) 44px, rgba(255,255,255,1) 45px),
    repeating-linear-gradient(90deg, transparent, transparent 44px, rgba(255,255,255,1) 44px, rgba(255,255,255,1) 45px);
}
.cs-hero-content {
  position: relative; z-index: 2; text-align: center; padding: 0 28px;
}
.cs-hero-box {
  display: inline-block;
  border: 1.5px solid rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(4px);
  padding: 32px 48px; border-radius: 4px;
}
.cs-hero-box h1 {
  font-family: var(--font-head); font-size: clamp(32px, 5vw, 52px);
  font-weight: 800; color: #fff; line-height: 1.1; margin-bottom: 12px;
}
.cs-hero-box p {
  font-size: 17px; color: rgba(255,255,255,0.78); max-width: 560px; line-height: 1.65;
  margin: 0 auto; text-align: center;
}

/* MAIN GRID */
.cs-main { background: var(--white); padding: 72px 0; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 28px; }

/* CASE STUDY GRID */
.cs-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.cs-card {
  border-radius: 10px; overflow: hidden; border: 1px solid var(--border);
  background: var(--white); cursor: pointer;
  transition: transform .25s, box-shadow .25s;
  text-decoration: none; color: inherit; display: block;
}
.cs-card:hover { transform: translateY(-6px); box-shadow: 0 20px 48px rgba(35,127,195,0.12); border-color: #b8d9f0; }
.cs-card-img {
  height: 200px; overflow: hidden; position: relative;
  background: var(--navy);
}
.cs-card-img img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s; }
.cs-card:hover .cs-card-img img { transform: scale(1.04); }
.cs-card-img-placeholder {
  width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; padding: 5%;
}
.cs-card-body { padding: 24px; }
.cs-client { font-size: 12px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--blue); margin-bottom: 8px; }
.cs-card-title { font-family: var(--font-head); font-size: 17px; font-weight: 800; color: var(--text); line-height: 1.3; margin-bottom: 10px; }
.cs-card-desc { font-size: 14px; color: var(--text-mid); line-height: 1.65; }
.cs-card-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 700; color: var(--blue);
  margin-top: 16px; text-decoration: none;
  transition: gap .2s;
}
.cs-card:hover .cs-card-link { gap: 10px; }

/* CTA STRIP */
.cta-strip {
  background: var(--blue); padding: 72px 28px;
  text-align: center; position: relative; overflow: hidden;
}
.cta-strip::before {
  content:''; position:absolute; inset:0; opacity:0.05;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 44px, rgba(255,255,255,1) 44px, rgba(255,255,255,1) 45px),
    repeating-linear-gradient(90deg, transparent, transparent 44px, rgba(255,255,255,1) 44px, rgba(255,255,255,1) 45px);
}
.cta-inner { max-width: 680px; margin: 0 auto; position: relative; z-index: 1; }
.cta-inner h2 { font-family: var(--font-head); font-size: clamp(26px, 4vw, 40px); font-weight: 800; color: #fff; margin-bottom: 14px; line-height: 1.15; }
.cta-inner p { font-size: 17px; color: rgba(255,255,255,0.82); line-height: 1.65; margin-bottom: 32px; }
.btn-white {
  display: inline-flex; align-items: center; gap: 10px;
  background: #fff; color: var(--blue); font-size: 16px; font-weight: 800;
  padding: 18px 36px; border-radius: 5px; text-decoration: none;
  box-shadow: 0 8px 32px rgba(0,0,0,0.18); transition: transform .15s, box-shadow .15s;
}
.btn-white:hover { transform: translateY(-3px); box-shadow: 0 16px 40px rgba(0,0,0,0.22); }

img {
  object-fit: contain;
}
@media(max-width:960px){ .cs-grid { grid-template-columns: 1fr 1fr; } .footer-grid { grid-template-columns: 1fr 1fr; } }
@media(max-width:620px){ .nav-links { display: none; } .cs-grid { grid-template-columns: 1fr; } .footer-grid { grid-template-columns: 1fr; gap: 28px; } .cs-hero-box { padding: 24px 20px; } }