/* Filter Section */
.filter-container {
  display: flex;
  justify-content: center;
  gap: 20px;
}
.filter-btn {
  padding: 8px 20px;
  background: #fff;
  border: 1px solid #00bfff;
  color: #00bfff;
  font-weight: 500;
  border-radius: 30px;
  cursor: pointer;
  transition: all 0.3s ease;
}
.filter-btn.active,
.filter-btn:hover {
  background: #00bfff;
  color: #fff;
}



/* Filter Buttons */
.filter-container {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin: 40px 0;
}
.filter-btn {
  padding: 8px 20px;
  background: #fff;
  border: 2px solid #00bfff;
  color: #00bfff;
  border-radius: 30px;
  cursor: pointer;
  transition: all 0.3s ease;
}
.filter-btn.active,
.filter-btn:hover {
  background: #00bfff;
  color: #fff;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2000;
}
.lightbox.hidden {
  display: none;
}
.lightbox-content {
  position: relative;
  max-width: 90%;
  max-height: 90%;
}
.lightbox-img,
.lightbox-video {
  width: 100%;
  max-height: 90vh;
  border-radius: 8px;
}
.lightbox-close,
.lightbox-overlay {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(255, 255, 255, 0.7);
  border: none;
  font-size: 1.5rem;
  padding: 8px;
  cursor: pointer;
  border-radius: 50%;
  z-index: 2100;
}

/* Testimonials */
.testimonials-section {
  padding: 80px 20px;
  text-align: center;
  background: #f5f7fa;
}
.testimonial {
  display: none;
  opacity: 0;
  transition: opacity 0.4s ease;
  font-style: italic;
  color: #555;
}
.testimonial.active {
  display: block;
  opacity: 1;
}
.testimonial-controls button {
  padding: 8px 15px;
  margin: 0 10px;
  background: #00bfff;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.3s;
}
.testimonial-controls button:hover {
  background: #009acd;
}

/* Project Cards Grid */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  margin: 40px 0;
}
.project-card {
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.08);
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
}
.project-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}
.project-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform 0.4s;
}
.project-card:hover img {
  transform: scale(1.05);
}

/* Reuse CTA button styling */
.view-more-wrapper {
  text-align: center;
  margin-top: 40px;
}

.hero-section {
  position: relative;
  padding: 7rem 1.5rem 6rem;
  background: transparent;/* dark navy/blue-gray */
  color: #fff;
  text-align: center;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  top: -30px;
  left: -100px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.06), transparent 70%);
  transform: rotate(45deg);
  z-index: 0;
}

.hero-section .container {
  position: relative;
  z-index: 2;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 3.5rem);
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
  background: linear-gradient(90deg, #38bdf8, #0ea5e9);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.2rem;
  max-width: 700px;
  margin: 0 auto;
  color: black;
  line-height: 1.6;
}