/* ==========================================================================
   VRINDA INFOTECH - COMPONENTS & GLASSMORPHISM
   Buttons, Glass Cards, 3D Tilt, Timelines, Forms, Modals
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Buttons & Badges
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.8rem 1.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  position: relative;
  overflow: hidden;
  user-select: none;
  white-space: nowrap;
}

.btn svg {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
}

.btn:hover svg {
  transform: translateX(4px);
}

.btn-primary {
  background: var(--grad-primary);
  color: #030712;
  font-weight: 700;
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 35px rgba(0, 240, 255, 0.6), 0 10px 20px rgba(0, 0, 0, 0.3);
  filter: brightness(1.08);
}

.btn-primary::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    60deg,
    transparent 20%,
    rgba(255, 255, 255, 0.3) 50%,
    transparent 80%
  );
  transform: rotate(25deg) translateY(-100%);
  transition: transform 0.75s ease;
}

.btn-primary:hover::after {
  transform: rotate(25deg) translateY(100%);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.btn-outline-glow {
  background: transparent;
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 240, 255, 0.4);
}

.btn-outline-glow:hover {
  background: rgba(0, 240, 255, 0.1);
  border-color: var(--accent-cyan);
  box-shadow: var(--glow-cyan);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: 1.05rem;
}

.btn-full {
  width: 100%;
}

/* --------------------------------------------------------------------------
   2. Glassmorphism & 3D Tilt Structure
   -------------------------------------------------------------------------- */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  position: relative;
  box-shadow: var(--shadow-glass);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-panel:hover {
  border-color: var(--border-hover);
  box-shadow: 0 15px 35px -5px rgba(0, 0, 0, 0.6), var(--glow-subtle);
}

/* 3D Tilt Container & Glare */
.card-tilt {
  transform-style: preserve-3d;
  perspective: 1000px;
  will-change: transform;
  position: relative;
  overflow: hidden;
}

.card-tilt-inner {
  transform-style: preserve-3d;
  transition: transform 0.15s ease-out;
  height: 100%;
}

.card-glare {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  border-radius: inherit;
  background: radial-gradient(
    circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(255, 255, 255, 0.15) 0%,
    transparent 65%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 10;
}

.card-tilt:hover .card-glare {
  opacity: 1;
}

/* Depth for inner elements */
.tilt-depth-1 { transform: translateZ(20px); }
.tilt-depth-2 { transform: translateZ(35px); }
.tilt-depth-3 { transform: translateZ(50px); }

/* --------------------------------------------------------------------------
   3. Services Section Cards
   -------------------------------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.service-card {
  display: flex;
  flex-direction: column;
  padding: 2.75rem 2.25rem;
  border-radius: var(--radius-xl);
  height: 100%;
  background: linear-gradient(170deg, rgba(23, 33, 56, 0.75) 0%, rgba(13, 20, 36, 0.85) 100%);
  border: 1px solid var(--border-glass);
  position: relative;
}

.service-card.highlighted {
  border-color: rgba(0, 240, 255, 0.4);
  box-shadow: 0 15px 40px -10px rgba(0, 240, 255, 0.25);
}

.service-badge-popular {
  position: absolute;
  top: -12px;
  right: 25px;
  background: var(--grad-primary);
  color: #030712;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.25rem 0.85rem;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 0 4px 15px rgba(0, 240, 255, 0.4);
}

.service-icon-box {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.12), rgba(139, 92, 246, 0.15));
  border: 1px solid rgba(0, 240, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.75rem;
  color: var(--accent-cyan);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.15);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.service-card:hover .service-icon-box {
  transform: scale(1.1) rotate(4deg);
  box-shadow: var(--glow-cyan);
}

.service-icon-box svg {
  width: 32px;
  height: 32px;
}

.service-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.service-description {
  font-size: 0.975rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 1.75rem;
}

.service-features {
  list-style: none;
  margin-bottom: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  flex-grow: 1;
}

.service-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.925rem;
  color: #cbd5e1;
}

.service-features li svg {
  width: 18px;
  height: 18px;
  color: var(--accent-cyan);
  flex-shrink: 0;
  margin-top: 2px;
}

.service-action {
  margin-top: auto;
}

/* --------------------------------------------------------------------------
   4. Why Choose Us (Feature Tiles)
   -------------------------------------------------------------------------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.feature-tile {
  padding: 2rem 1.75rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.feature-tile:hover {
  transform: translateY(-5px);
  border-color: rgba(139, 92, 246, 0.4);
  box-shadow: 0 12px 30px -5px rgba(0, 0, 0, 0.5), 0 0 20px rgba(139, 92, 246, 0.2);
}

.feature-icon-wrapper {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: rgba(139, 92, 246, 0.12);
  border: 1px solid rgba(139, 92, 246, 0.3);
  color: #c084fc;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: transform var(--transition-fast);
}

.feature-tile:hover .feature-icon-wrapper {
  transform: scale(1.1);
  background: rgba(0, 240, 255, 0.15);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.feature-icon-wrapper svg {
  width: 24px;
  height: 24px;
}

.feature-title {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.feature-desc {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   5. Process Timeline
   -------------------------------------------------------------------------- */
.process-timeline {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.process-step {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.75rem;
  position: relative;
  transition: all var(--transition-normal);
}

.process-step:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(0, 240, 255, 0.15);
}

.step-number-tag {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.05));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 1rem;
}

.step-icon-badge {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid rgba(0, 240, 255, 0.3);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.step-icon-badge svg {
  width: 22px;
  height: 22px;
}

.step-title {
  font-size: 1.25rem;
  margin-bottom: 0.65rem;
  color: var(--text-primary);
}

.step-desc {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   6. Tech Stack Showcase
   -------------------------------------------------------------------------- */
.tech-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.tech-tab-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tech-tab-btn:hover,
.tech-tab-btn.active {
  background: rgba(0, 240, 255, 0.15);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
}

.tech-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem 1rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  transition: all var(--transition-fast);
}

.tech-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4), 0 0 15px rgba(139, 92, 246, 0.2);
}

.tech-icon-container {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tech-icon-container svg {
  width: 36px;
  height: 36px;
}

.tech-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.tech-category-tag {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* --------------------------------------------------------------------------
   7. Portfolio / Work Grid
   -------------------------------------------------------------------------- */
.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.filter-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.55rem 1.35rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--grad-primary);
  color: #030712;
  font-weight: 700;
  border-color: transparent;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.35);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.portfolio-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.portfolio-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-hover);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5), 0 0 25px rgba(139, 92, 246, 0.25);
}

.portfolio-thumb {
  position: relative;
  height: 220px;
  background: #0f172a;
  overflow: hidden;
}

.portfolio-thumb-bg {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.5s ease;
}

.portfolio-card:hover .portfolio-thumb-bg {
  transform: scale(1.05);
}

.portfolio-badge {
  position: absolute;
  top: 15px;
  left: 15px;
  background: rgba(8, 12, 21, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-glass);
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-cyan);
}

.portfolio-info {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.portfolio-title {
  font-size: 1.3rem;
  margin-bottom: 0.6rem;
  color: var(--text-primary);
}

.portfolio-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.portfolio-tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  margin-top: auto;
}

.tech-tag {
  font-size: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  color: var(--text-secondary);
}

.portfolio-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

.portfolio-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent-cyan);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.portfolio-link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.portfolio-link:hover svg {
  transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   8. Testimonials Slider
   -------------------------------------------------------------------------- */
.testimonials-wrapper {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  overflow: hidden;
}

.testimonials-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.testimonial-slide {
  min-width: 100%;
  padding: 1rem;
  box-sizing: border-box;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 3.5rem 3rem;
  position: relative;
  box-shadow: var(--shadow-glass);
}

.testimonial-quote-icon {
  position: absolute;
  top: 2rem;
  right: 2.5rem;
  color: rgba(255, 255, 255, 0.06);
  width: 60px;
  height: 60px;
}

.testimonial-rating {
  display: flex;
  gap: 0.35rem;
  margin-bottom: 1.5rem;
  color: #fbbf24;
}

.testimonial-rating svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.testimonial-text {
  font-size: 1.2rem;
  line-height: 1.7;
  color: #e2e8f0;
  margin-bottom: 2rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-violet));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: #030712;
  font-size: 1.1rem;
}

.author-info h4 {
  font-size: 1.05rem;
  color: var(--text-primary);
  margin-bottom: 0.2rem;
}

.author-info p {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.slider-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.slider-btn:hover {
  background: var(--accent-cyan);
  color: #030712;
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
}

.slider-dots {
  display: flex;
  gap: 0.5rem;
}

.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.slider-dot.active {
  width: 28px;
  border-radius: var(--radius-pill);
  background: var(--accent-cyan);
  box-shadow: 0 0 10px var(--accent-cyan);
}

/* --------------------------------------------------------------------------
   9. Stats Bar
   -------------------------------------------------------------------------- */
.stats-section {
  padding: 4rem 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(13, 20, 36, 0.6);
  backdrop-filter: blur(12px);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-item {
  padding: 1rem;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 0.5rem;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-label {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   10. Call-to-Action (CTA) Banner
   -------------------------------------------------------------------------- */
.cta-banner {
  background: linear-gradient(135deg, rgba(23, 34, 58, 0.9) 0%, rgba(13, 20, 36, 0.95) 100%);
  border: 1px solid rgba(0, 240, 255, 0.3);
  border-radius: var(--radius-xl);
  padding: 5rem 3.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 50px -10px rgba(0, 0, 0, 0.6), 0 0 40px rgba(0, 240, 255, 0.15);
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(0, 240, 255, 0.25), transparent 70%);
  pointer-events: none;
}

.cta-headline {
  font-size: clamp(2.25rem, 4vw, 3.25rem);
  margin-bottom: 1.25rem;
  position: relative;
  z-index: 1;
}

.cta-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 650px;
  margin: 0 auto 2.5rem auto;
  position: relative;
  z-index: 1;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

/* --------------------------------------------------------------------------
   11. Contact Section Layout & Forms
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3.5rem;
  align-items: flex-start;
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow-card);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.contact-item:last-child {
  margin-bottom: 0;
}

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid rgba(0, 240, 255, 0.3);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon svg {
  width: 22px;
  height: 22px;
}

.contact-detail h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
  color: var(--text-primary);
}

.contact-detail p,
.contact-detail a {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.contact-detail a:hover {
  color: var(--accent-cyan);
}

.contact-detail .placeholder-tag {
  display: inline-block;
  color: #38bdf8;
  font-family: monospace;
  font-size: 0.92rem;
  background: rgba(56, 189, 248, 0.1);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
}

.social-links {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.social-btn {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.social-btn:hover {
  background: var(--accent-cyan);
  color: #030712;
  transform: translateY(-3px);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
}

.social-btn svg {
  width: 18px;
  height: 18px;
}

/* Contact Form */
.contact-form-container {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 3rem;
  box-shadow: var(--shadow-glass);
}

.form-title {
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
}

.form-subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group {
  margin-bottom: 1.5rem;
  position: relative;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: #cbd5e1;
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  background: rgba(8, 12, 21, 0.75);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.25rem;
  color: var(--text-primary);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.25);
}

select.form-control {
  cursor: pointer;
}

select.form-control option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

textarea.form-control {
  resize: vertical;
  min-height: 130px;
}

/* --------------------------------------------------------------------------
   12. Interactive Modal ("Get a Quote")
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(4, 7, 13, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  max-width: 680px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 3rem 2.5rem;
  position: relative;
  box-shadow: 0 25px 60px -10px rgba(0, 0, 0, 0.8), 0 0 35px rgba(0, 240, 255, 0.2);
  transform: scale(0.92);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.active .modal-content {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: #ef4444;
  color: #ef4444;
}

/* Toast Notifications */
.toast-notification {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--accent-cyan);
  border-radius: var(--radius-md);
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  box-shadow: var(--shadow-glass), var(--glow-cyan);
  z-index: 2000;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast-notification.show {
  transform: translateY(0);
  opacity: 1;
}

.toast-icon {
  color: var(--accent-cyan);
  display: flex;
}

.toast-text {
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  left: 2rem;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 95;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
  transition: all var(--transition-normal);
  animation: whatsappPulse 2.4s infinite;
}

.whatsapp-float:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 10px 28px rgba(37, 211, 102, 0.6);
}

@keyframes whatsappPulse {
  0%, 100% {
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45), 0 0 0 0 rgba(37, 211, 102, 0.5);
  }
  50% {
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45), 0 0 0 10px rgba(37, 211, 102, 0);
  }
}

@media (max-width: 640px) {
  .whatsapp-float {
    width: 52px;
    height: 52px;
    bottom: 1.25rem;
    left: 1.25rem;
  }
}

/* Floating Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(13, 20, 36, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-glass);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 90;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-normal);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--accent-cyan);
  color: #030712;
  box-shadow: var(--glow-cyan);
  transform: translateY(-3px);
}

/* --------------------------------------------------------------------------
   Responsive Adaptations
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: 1fr;
    max-width: 550px;
    margin: 0 auto;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .tech-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
  }

  .process-grid {
    grid-template-columns: 1fr;
  }

  .tech-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem 1rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form-container {
    padding: 2rem 1.5rem;
  }

  .testimonial-card {
    padding: 2.5rem 1.75rem;
  }

  .cta-banner {
    padding: 3.5rem 1.75rem;
  }
}

/* --------------------------------------------------------------------------
   14. Cookie Consent Banner & Preferences Modal (GDPR / CCPA Compliant)
   -------------------------------------------------------------------------- */
.cookie-banner {
  position: fixed;
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
  background: rgba(13, 20, 36, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(0, 240, 255, 0.35);
  border-radius: var(--radius-lg);
  padding: 1.5rem 2rem;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.7), 0 0 25px rgba(0, 240, 255, 0.2);
  z-index: 1500;
  display: none;
  flex-direction: column;
  gap: 1.25rem;
  animation: slideUpCookie 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUpCookie {
  from {
    transform: translateY(100px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.cookie-content {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.cookie-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: rgba(0, 240, 255, 0.12);
  border: 1px solid rgba(0, 240, 255, 0.3);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.cookie-text h4 {
  font-size: 1.1rem;
  margin-bottom: 0.35rem;
}

.cookie-text p {
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

.cookie-text a {
  color: var(--accent-cyan);
  text-decoration: underline;
}

.cookie-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.85rem;
  flex-wrap: wrap;
}

/* Cookie Preferences Modal */
.cookie-pref-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.cookie-pref-item:last-child {
  border-bottom: none;
}

.cookie-pref-desc h4 {
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.cookie-pref-desc p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Switch Toggle UI */
.switch {
  position: relative;
  display: inline-block;
  width: 48px;
  height: 26px;
  flex-shrink: 0;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider-switch {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(255, 255, 255, 0.15);
  transition: 0.3s;
  border-radius: 34px;
}

.slider-switch:before {
  position: absolute;
  content: "";
  height: 20px;
  width: 20px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: 0.3s;
  border-radius: 50%;
}

input:checked + .slider-switch {
  background-color: var(--accent-cyan);
}

input:checked + .slider-switch:before {
  transform: translateX(22px);
  background-color: #080c15;
}

input:disabled + .slider-switch {
  opacity: 0.6;
  cursor: not-allowed;
}

@media (max-width: 600px) {
  .cookie-content {
    flex-direction: column;
  }
  .cookie-actions {
    justify-content: stretch;
  }
  .cookie-actions .btn {
    width: 100%;
  }
}