/* ── Hero ───────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 140px 0 100px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.18;
  animation: blob-drift 14s ease-in-out infinite alternate;
}

.hero-blob-1 {
  width: 650px;
  height: 650px;
  background: var(--color-accent);
  bottom: -150px;
  left: -150px;
}

.hero-blob-2 {
  width: 400px;
  height: 400px;
  background: #9b5de5;
  top: -100px;
  right: -80px;
  animation-delay: -6s;
}

@keyframes blob-drift {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(30px, 20px) scale(1.06); }
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black, transparent);
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black, transparent);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.25);
  color: var(--color-accent-2);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 28px;
}

.hero-badge i { font-size: 0.7rem; }

.hero-title {
  font-size: clamp(2.8rem, 6vw, 4.8rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
  color: var(--color-text);
}

.hero-title .accent {
  color: var(--color-accent);
  position: relative;
  display: inline-block;
}

.hero-title .accent::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
  opacity: 0.4;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--color-muted);
  line-height: 1.75;
  max-width: 520px;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-muted);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color var(--transition);
  z-index: 1;
  animation: scrollBounce 2s ease-in-out infinite;
}

.hero-scroll:hover { color: var(--color-accent); }

.hero-scroll i { font-size: 1rem; }

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}

/* ── Services ───────────────────────────── */
.services {
  padding: 120px 0;
  background: var(--color-bg-2);
  position: relative;
}

.services-header {
  max-width: 520px;
  margin-bottom: 64px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(59,130,246,0.07) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  border-color: rgba(59,130,246,0.3);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.service-card:hover::before { opacity: 1; }

.service-icon {
  width: 48px;
  height: 48px;
  background: rgba(59,130,246,0.12);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  font-size: 1.2rem;
  margin-bottom: 24px;
}

.service-title {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.service-desc {
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.7;
}

/* Mobile-only services list — hidden until the 768px breakpoint */
.services-list { display: none; }

/* ── Portfolio ──────────────────────────── */
.portfolio {
  padding: 120px 0;
  background: var(--color-bg);
}

.portfolio-header {
  max-width: 520px;
  margin-bottom: 64px;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 20px;
}

.portfolio-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
  position: relative;
}

.portfolio-card:hover {
  border-color: rgba(59,130,246,0.3);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.35);
}

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

.portfolio-thumb {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.08);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
}

.portfolio-thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(59,130,246,0.15);
  opacity: 0;
  transition: opacity var(--transition);
}

.portfolio-card:hover .portfolio-thumb::after { opacity: 1; }

.portfolio-thumb-icon {
  position: absolute;
  color: rgba(59,130,246,0.2);
  font-size: 3rem;
}

.portfolio-info {
  padding: 20px 24px;
}

.portfolio-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 6px;
}

.portfolio-name {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.portfolio-desc {
  font-size: 0.83rem;
  color: var(--color-muted);
}

/* ── About ──────────────────────────────── */
.about {
  padding: 120px 0;
  background: var(--color-bg-2);
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-image-wrap {
  aspect-ratio: 4/5;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-muted);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  max-width: 400px;
  background: linear-gradient(135deg, #0f0f18 0%, #131320 100%);
  position: relative;
}

.about-image-wrap i {
  font-size: 4rem;
  color: rgba(59,130,246,0.15);
  position: absolute;
}

.about-stat-card {
  position: absolute;
  bottom: -24px;
  right: -24px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px 24px;
  min-width: 160px;
}

.about-stat-number {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--color-accent);
  line-height: 1;
}

.about-stat-label {
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-top: 4px;
}

.about-content .section-subtitle {
  margin-bottom: 32px;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 40px;
}

.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.about-feature-icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  background: rgba(59,130,246,0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  font-size: 0.9rem;
  margin-top: 2px;
}

.about-feature-text strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.about-feature-text span {
  font-size: 0.85rem;
  color: var(--color-muted);
}

/* ── Testimonials ───────────────────────── */
.testimonials {
  padding: 120px 0;
  background: var(--color-bg);
}

.testimonials-header {
  text-align: center;
  max-width: 520px;
  margin: 0 auto 64px;
}

.testimonials-header .section-label {
  justify-content: center;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.testimonial-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: border-color var(--transition), transform var(--transition);
}

.testimonial-card:hover {
  border-color: rgba(59,130,246,0.25);
  transform: translateY(-3px);
}

.testimonial-stars {
  display: flex;
  gap: 4px;
  color: #f59e0b;
  font-size: 0.85rem;
  margin-bottom: 16px;
}

.testimonial-quote {
  font-size: 0.95rem;
  color: var(--color-muted);
  line-height: 1.75;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(59,130,246,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.testimonial-name {
  font-size: 0.9rem;
  font-weight: 600;
}

.testimonial-role {
  font-size: 0.8rem;
  color: var(--color-muted);
}

/* ── Contact ────────────────────────────── */
.contact {
  padding: 120px 0;
  background: var(--color-bg-2);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.contact-info .section-subtitle {
  margin-bottom: 40px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 14px;
}

.contact-detail-icon {
  width: 40px;
  height: 40px;
  background: rgba(59,130,246,0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  font-size: 0.9rem;
  flex-shrink: 0;
}

.contact-detail-text span {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 2px;
}

.contact-detail-text a,
.contact-detail-text p {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
  transition: color var(--transition);
}

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

.contact-form {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-muted);
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: 8px;
  padding: 12px 16px;
  color: var(--color-text);
  font-family: var(--font-main);
  font-size: 0.9rem;
  transition: border-color var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-accent);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-submit {
  width: 100%;
  justify-content: center;
  padding: 15px;
  font-size: 0.95rem;
}

.form-feedback {
  display: none;
  margin-top: 14px;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 500;
}

.form-feedback--success {
  display: block;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: #4ade80;
}

.form-feedback--error {
  display: block;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #f87171;
}

/* ── Footer ─────────────────────────────── */
.site-footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: 60px 0 32px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: 0.88rem;
  color: var(--color-muted);
  line-height: 1.7;
  margin-top: 12px;
  max-width: 280px;
}

.footer-logo {
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.footer-logo span { color: var(--color-accent); }

.footer-col-title {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: 16px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.88rem;
  color: var(--color-muted);
  transition: color var(--transition);
}

.footer-links a:hover { color: var(--color-accent); }

.footer-socials {
  display: flex;
  gap: 10px;
  margin-top: 4px;
}

.footer-social-link {
  width: 36px;
  height: 36px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-muted);
  font-size: 0.85rem;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}

.footer-social-link:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(59,130,246,0.08);
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copy {
  font-size: 0.82rem;
  color: var(--color-muted);
}

.footer-copy a {
  color: var(--color-accent);
  transition: color var(--transition);
}

.footer-copy a:hover { color: var(--color-accent-2); }

/* ── Responsive ─────────────────────────── */
@media (max-width: 1024px) {
  .portfolio-card:nth-child(1),
  .portfolio-card:nth-child(2),
  .portfolio-card:nth-child(3),
  .portfolio-card:nth-child(4) { grid-column: span 6; }

  .about-inner { grid-template-columns: 1fr; gap: 48px; }
  .about-visual { display: none; }

  .contact-inner { grid-template-columns: 1fr; gap: 48px; }

  .footer-top { grid-template-columns: 1fr 1fr; }
}

/* ── Portfolio Carousel (mobile only) ───── */
.portfolio-carousel-wrap {
  display: none;
}

@media (max-width: 768px) {
  .services { padding: 80px 0; }
  .portfolio { padding: 80px 0; }
  .about { padding: 80px 0; }
  .testimonials { padding: 80px 0; }
  .contact { padding: 80px 0; }

  /* ── Services: hide grid, show mobile list ── */
  .services-grid { display: none; }

  .services-list {
    display: flex;
    flex-direction: column;
    gap: 1px;
    background: var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
  }

  .service-item {
    background: var(--color-bg-card);
    padding: 1.4rem 1.2rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    position: relative;
    overflow: hidden;
    -webkit-tap-highlight-color: transparent;
  }

  .service-item::before {
    content: '';
    position: absolute;
    left: 0; top: 0;
    width: 3px; height: 100%;
    background: var(--color-accent);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.35s ease;
  }

  .service-item:active::before { transform: scaleY(1); }

  .service-item-icon {
    width: 40px; height: 40px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(59,130,246,0.1);
    border: 1px solid rgba(59,130,246,0.2);
    border-radius: 8px;
    color: var(--color-accent);
    font-size: 1rem;
  }

  .service-item-body { flex: 1; }

  .service-item-title {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 4px;
    color: var(--color-text);
  }

  .service-item-desc {
    font-size: 0.83rem;
    color: var(--color-muted);
    line-height: 1.6;
  }

  /* Hide the grid, show carousel */
  .portfolio-grid { display: none; }
  .portfolio-carousel-wrap { display: block; }

  .portfolio-header { margin-bottom: 32px; }

  /* Carousel track */
  .portfolio-carousel {
    position: relative;
  }

  .portfolio-carousel-track {
    overflow: hidden;
    border-radius: var(--radius-lg);
  }

  .portfolio-carousel-slides {
    display: flex;
    transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
  }

  /* Each slide is a full-width clone of portfolio-card.
     overflow:hidden is omitted — the track acts as the rounded viewport. */
  .portfolio-slide {
    min-width: 100%;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    flex-shrink: 0;
  }

  /* Prev / Next arrow buttons */
  .portfolio-carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(10,10,15,0.75);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    cursor: pointer;
    z-index: 2;
    transition: background var(--transition), border-color var(--transition), color var(--transition);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
  }

  .portfolio-carousel-btn:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
  }

  .portfolio-carousel-btn.prev { left: -14px; }
  .portfolio-carousel-btn.next { right: -14px; }

  /* Dot indicators */
  .portfolio-carousel-dots {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-top: 16px;
  }

  .portfolio-carousel-dot {
    width: 24px;
    height: 2px;
    border-radius: 2px;
    background: rgba(255,255,255,0.15);
    border: none;
    cursor: pointer;
    padding: 0;
    transition: background var(--transition), width var(--transition);
  }

  .portfolio-carousel-dot.active {
    background: var(--color-accent);
    width: 40px;
  }

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

  .footer-top { grid-template-columns: 1fr; gap: 36px; }

  .footer-bottom { flex-direction: column; align-items: flex-start; }

  .hero-actions { flex-direction: column; align-items: flex-start; }
}