.jtech-v11-portfolio-section {
  position: relative;
  padding: 96px 20px;
  background: linear-gradient(180deg, #f8fbff 0%, #ffffff 48%, #eef8ff 100%);
  overflow: hidden;
}

.jtech-v11-portfolio-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(14, 165, 233, 0.13), transparent 34%), radial-gradient(circle at bottom right, rgba(34, 197, 94, 0.10), transparent 30%);
  pointer-events: none;
}

.jtech-v11-portfolio-wrap {
  position: relative;
  max-width: 1180px;
  margin: 0 auto;
  z-index: 1;
}

.jtech-v11-portfolio-head {
  max-width: 760px;
  margin: 0 auto 42px;
  text-align: center;
}

.jtech-v11-kicker {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(0, 136, 204, 0.10);
  color: #0077b6;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.jtech-v11-portfolio-head h2 {
  margin: 0 0 14px;
  color: #0f172a;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.08;
  font-weight: 800;
}

.jtech-v11-portfolio-head p {
  margin: 0 auto 24px;
  color: #475569;
  font-size: 1.05rem;
  line-height: 1.75;
}

.jtech-v11-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  background: linear-gradient(135deg, #16a34a, #22c55e);
  color: #fff !important;
  font-weight: 800;
  text-decoration: none !important;
  box-shadow: 0 16px 32px rgba(22, 163, 74, .24);
  transition: transform .2s ease, box-shadow .2s ease;
}

.jtech-v11-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 42px rgba(22, 163, 74, .30);
}

.jtech-v11-whatsapp::before {
  content: "";
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: inset 0 0 0 5px #16a34a;
}

.jtech-v11-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 22px;
}

.jtech-v11-card {
  position: relative;
  min-height: 310px;
  border-radius: 18px;
  overflow: hidden;
  background: #0f172a;
  box-shadow: 0 18px 45px rgba(15, 23, 42, .15);
  isolation: isolate;
}

.jtech-v11-card:nth-child(1) { grid-column: span 7; }
.jtech-v11-card:nth-child(2) { grid-column: span 5; }
.jtech-v11-card:nth-child(3) { grid-column: span 5; }
.jtech-v11-card:nth-child(4) { grid-column: span 7; }

.jtech-v11-card img {
  width: 100%;
  height: 100%;
  position: absolute;
  inset: 0;
  object-fit: cover;
  transform: scale(1.02);
  transition: transform .45s ease, opacity .45s ease;
  opacity: .92;
}

.jtech-v11-card:hover img {
  transform: scale(1.08);
  opacity: 1;
}

.jtech-v11-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 23, 42, .08), rgba(15, 23, 42, .86));
  z-index: 1;
}

.jtech-v11-card-overlay {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  padding: 28px;
  color: #fff;
}

.jtech-v11-card-overlay span {
  display: inline-flex;
  padding: 6px 11px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .18);
  backdrop-filter: blur(8px);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .05em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.jtech-v11-card-overlay h3 {
  margin: 0 0 8px;
  font-size: clamp(1.3rem, 2.4vw, 2rem);
  font-weight: 800;
  line-height: 1.15;
}

.jtech-v11-card-overlay p {
  margin: 0;
  color: rgba(255, 255, 255, .9);
  font-size: .98rem;
  line-height: 1.55;
  max-width: 620px;
}

@media (max-width: 900px) {
  .jtech-v11-portfolio-section { padding: 78px 16px; }
  .jtech-v11-grid { grid-template-columns: 1fr; }
  .jtech-v11-card,
  .jtech-v11-card:nth-child(1),
  .jtech-v11-card:nth-child(2),
  .jtech-v11-card:nth-child(3),
  .jtech-v11-card:nth-child(4) { grid-column: auto; min-height: 280px; }
}

@media (max-width: 560px) {
  .jtech-v11-portfolio-head { margin-bottom: 30px; }
  .jtech-v11-whatsapp { width: 100%; padding: 0 18px; }
  .jtech-v11-card { min-height: 260px; border-radius: 16px; }
  .jtech-v11-card-overlay { padding: 22px; }
}