:root {
  --bg: #050816;
  --bg-soft: rgba(12, 18, 36, 0.88);
  --card: rgba(255, 255, 255, 0.08);
  --card-strong: rgba(255, 255, 255, 0.12);
  --text: #f8fbff;
  --muted: #9ca9c2;
  --primary: #2563eb;
  --secondary: #7c3aed;
  --accent: #06b6d4;
  --border: rgba(255, 255, 255, 0.12);
  --shadow: 0 30px 70px rgba(0, 0, 0, 0.35);
  --radius: 24px;
  --container: 1200px;
}

body.light {
  --bg: #f4f7ff;
  --bg-soft: rgba(255, 255, 255, 0.8);
  --card: rgba(9, 16, 39, 0.04);
  --card-strong: rgba(9, 16, 39, 0.08);
  --text: #07111f;
  --muted: #5f6b7f;
  --border: rgba(5, 8, 22, 0.12);
  --shadow: 0 24px 70px rgba(15, 23, 42, 0.16);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', 'Segoe UI', Roboto, Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(135deg, rgba(3, 7, 18, 0.5), rgba(5, 8, 22, 0.6)), url('../images/bg-hero.jpg') center/cover fixed;
  background-attachment: fixed;
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  backdrop-filter: blur(1.5px);
  z-index: -1;
  pointer-events: none;
}

body.light {
  background: linear-gradient(135deg, rgba(244, 247, 255, 0.65), rgba(238, 243, 255, 0.75)), url('../images/bg-hero.jpg') center/cover fixed;
}

a { color: inherit; text-decoration: none; }
img { width: 100%; display: block; }
button, input, select, textarea { font: inherit; }

body.is-transitioning { overflow: hidden; }
body.is-transitioning .page-transition { transform: translateY(0); }

.page-transition {
  position: fixed;
  inset: 0;
  background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
  transform: translateY(100%);
  transition: transform 0.7s ease;
  z-index: 2000;
  pointer-events: none;
}

#cursor-follower {
  position: fixed;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 999px;
  pointer-events: none;
  z-index: 3000;
  transform: translate(-50%, -50%);
  mix-blend-mode: screen;
  box-shadow: 0 0 30px rgba(6,182,212,0.2);
  transition: width 0.2s ease, height 0.2s ease, border-color 0.2s ease;
}
body.light #cursor-follower { border-color: rgba(0,0,0,0.16); }

#scroll-progress {
  position: fixed;
  inset: 0 auto auto 0;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent), var(--secondary));
  z-index: 1999;
}

#loading-screen {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(2, 6, 23, 0.96);
  z-index: 2600;
  backdrop-filter: blur(24px);
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
#loading-screen.hidden { opacity: 0; visibility: hidden; }
.loader {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}
.loader-ring {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.12);
  border-top-color: var(--accent);
  border-right-color: var(--secondary);
  animation: spin 1s linear infinite;
}

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1200;
  padding: 1rem 0;
  background: rgba(3, 7, 18, 0.36);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
body.light .site-header { background: rgba(255,255,255,0.68); }
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg-soft);
  padding: 0.8rem 1rem;
  box-shadow: var(--shadow);
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
  box-shadow: 0 12px 30px rgba(37,99,235,0.3);
  position: relative;
  overflow: hidden;
}
.brand-mark::before,
.brand-mark::after {
  content: '';
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(255,255,255,0.5);
  border-radius: 10px;
}
.brand-mark::after {
  inset: 14px;
  border-color: rgba(255,255,255,0.9);
}
.nav-links { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.nav-links a {
  padding: 0.7rem 0.9rem;
  border-radius: 999px;
  color: var(--muted);
  transition: all 0.25s ease;
}
.nav-links a:hover, .nav-links a.active { color: var(--text); background: rgba(255,255,255,0.08); }
.nav-actions { display: flex; align-items: center; gap: 0.65rem; }
.icon-btn, .btn, .btn-secondary {
  border: none;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
  position: relative;
  overflow: hidden;
}
.icon-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  color: var(--text);
  backdrop-filter: blur(12px);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.95rem 1.25rem;
  border-radius: 999px;
  color: white;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  box-shadow: 0 16px 45px rgba(37,99,235,0.25);
}
.btn:hover, .icon-btn:hover { transform: translateY(-2px); }
.btn-secondary {
  background: rgba(255,255,255,0.08);
  color: var(--text);
  padding: 0.95rem 1.25rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  backdrop-filter: blur(16px);
}
.btn-secondary:hover { background: rgba(255,255,255,0.14); }
.btn::after, .btn-secondary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle, rgba(255,255,255,0.3), transparent 60%);
  transform: scale(0);
  transition: transform 0.45s ease;
}
.btn:active::after, .btn-secondary:active::after { transform: scale(2.2); }

.hero {
  position: relative;
  padding: 4.5rem 0 3rem;
  min-height: 92vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  background: transparent;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  align-items: center;
}
.hero-copy h1 {
  font-size: clamp(2.4rem, 5vw, 4.5rem);
  line-height: 1.05;
  margin: 0 0 1rem;
  letter-spacing: -0.03em;
}
.hero-copy .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--accent);
  margin-bottom: 1rem;
}
.hero-copy p {
  font-size: 1.06rem;
  color: var(--muted);
  margin: 0 0 1.8rem;
  max-width: 640px;
}
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 2rem; }
.typing { color: var(--accent); }
.hero-badges { display: flex; flex-wrap: wrap; gap: 0.7rem; }
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.7rem 0.9rem;
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
}
.hero-visual {
  position: relative;
  min-height: 540px;
  display: grid;
  place-items: center;
}
.hero-card {
  width: min(100%, 520px);
  padding: 1.2rem;
  background: linear-gradient(135deg, rgba(255,255,255,0.14), rgba(255,255,255,0.06));
  border: 1px solid var(--border);
  border-radius: 30px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(28px);
  transform-style: preserve-3d;
}
.hero-card-inner {
  position: relative;
  overflow: hidden;
  border-radius: 24px;
  background: linear-gradient(140deg, rgba(37,99,235,0.2), rgba(7, 14, 32, 0.82) 55%, rgba(6,182,212,0.18));
  padding: 1.2rem;
  min-height: 430px;
}
.hero-card-inner::before,
.hero-card-inner::after {
  content: '';
  position: absolute;
  border-radius: 999px;
  filter: blur(30px);
  opacity: 0.7;
}
.hero-card-inner::before { width: 220px; height: 220px; background: rgba(37,99,235,0.35); top: -40px; right: -30px; }
.hero-card-inner::after { width: 180px; height: 180px; background: rgba(6,182,212,0.35); bottom: -40px; left: -20px; }
.hero-visual img { border-radius: 22px; border: 1px solid rgba(255,255,255,0.12); box-shadow: inset 0 0 0 1px rgba(255,255,255,0.06); }
.glow-orb {
  position: absolute;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37,99,235,0.45), transparent 70%);
  filter: blur(10px);
  left: -50px;
  bottom: -50px;
  animation: float 6s ease-in-out infinite;
}
.particle-layer { position: absolute; inset: 0; pointer-events: none; }
.particle {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.8);
  box-shadow: 0 0 18px rgba(37,99,235,0.7);
  animation: float 4s ease-in-out infinite;
}
.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-top: 1rem;
}
.tech-pill {
  padding: 0.8rem 0.7rem;
  text-align: center;
  border-radius: 16px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  font-size: 0.82rem;
  color: var(--text);
}

.section-shell {
  padding: 5rem 0;
}
.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 2rem;
  margin-bottom: 2rem;
}
.section-heading h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin: 0 0 0.5rem;
}
.section-heading p { margin: 0; color: var(--muted); max-width: 680px; }
.eyebrow-small {
  display: inline-block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.28em;
  color: var(--accent);
  margin-bottom: 0.8rem;
}

.stats-grid, .why-grid, .service-grid, .portfolio-grid, .pricing-grid, .faq-list, .blog-grid, .logo-row, .award-grid, .timeline, .testimonial-grid, .contact-grid {
  display: grid;
  gap: 1.35rem;
}
.stats-grid { grid-template-columns: repeat(4, 1fr); }
.stat-card, .why-card, .service-card, .portfolio-card, .pricing-card, .faq-item, .blog-card, .award-card, .timeline-step, .testimonial-card, .contact-card, .calculator-card {
  position: relative;
  padding: 1.2rem;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--card), rgba(255,255,255,0.04));
  border: 1px solid var(--border);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.stat-card::before, .why-card::before, .service-card::before, .portfolio-card::before, .pricing-card::before, .faq-item::before, .blog-card::before, .award-card::before, .timeline-step::before, .testimonial-card::before, .contact-card::before, .calculator-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.12), transparent 30%, rgba(255,255,255,0.04));
  pointer-events: none;
}
.stat-card .value { font-size: 2rem; font-weight: 700; margin-bottom: 0.3rem; }
.stat-card span { color: var(--muted); }

.why-grid { grid-template-columns: repeat(4, 1fr); }
.why-card:hover, .service-card:hover, .portfolio-card:hover, .pricing-card:hover, .blog-card:hover, .testimonial-card:hover, .timeline-step:hover {
  transform: translateY(-6px);
  border-color: rgba(37,99,235,0.4);
  box-shadow: 0 25px 70px rgba(6,182,212,0.15);
}
.why-card i, .service-card i, .pricing-card i, .blog-card i, .timeline-step i, .testimonial-card i {
  font-size: 1.35rem;
  color: var(--accent);
  margin-bottom: 0.8rem;
}
.why-card h3, .service-card h3, .pricing-card h3, .blog-card h3, .portfolio-card h3, .testimonial-card h3 { margin: 0 0 0.5rem; }
.why-card p, .service-card p, .pricing-card p, .blog-card p, .portfolio-card p, .testimonial-card p, .faq-item p { color: var(--muted); margin: 0; }

.service-grid { grid-template-columns: repeat(3, 1fr); }
.service-card .card-link { margin-top: 1rem; display: inline-flex; color: var(--accent); font-weight: 600; }
.service-card .service-list { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
.service-card .service-list span { padding: 0.45rem 0.7rem; border-radius: 999px; background: rgba(255,255,255,0.06); border: 1px solid var(--border); font-size: 0.8rem; }

.timeline { position: relative; grid-template-columns: repeat(6, 1fr); }
.timeline::before { content: ''; position: absolute; top: 28px; left: 9%; right: 9%; height: 2px; background: linear-gradient(90deg, var(--primary), var(--accent), var(--secondary)); opacity: 0.45; }
.timeline-step { text-align: center; position: relative; z-index: 1; }
.timeline-step .step-badge { width: 56px; height: 56px; border-radius: 50%; display: inline-grid; place-items: center; margin-bottom: 0.9rem; background: linear-gradient(135deg, rgba(37,99,235,0.25), rgba(6,182,212,0.25)); border: 1px solid rgba(255,255,255,0.12); font-weight: 700; }
.timeline-step h3 { margin: 0 0 0.45rem; }
.timeline-step p { color: var(--muted); font-size: 0.95rem; }

.portfolio-grid { grid-template-columns: repeat(3, 1fr); }
.portfolio-card img { aspect-ratio: 16/10; object-fit: cover; border-radius: 16px; margin-bottom: 1rem; }
.portfolio-actions { display: flex; justify-content: space-between; align-items: center; margin-top: 1rem; }
.filter-row { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-bottom: 1.2rem; }
.filter-chip {
  border: 1px solid var(--border);
  padding: 0.7rem 0.95rem;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  color: var(--muted);
  cursor: pointer;
}
.filter-chip.active { background: linear-gradient(135deg, var(--primary), var(--secondary)); color: white; }

.tech-stack { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 0.9rem; }
.tech-item {
  padding: 1rem;
  border-radius: 18px;
  text-align: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  min-height: 96px;
  display: grid;
  place-items: center;
  font-weight: 600;
}
.tech-item:hover { transform: translateY(-3px); box-shadow: 0 18px 45px rgba(37,99,235,0.14); }

.testimonial-grid { grid-template-columns: repeat(3, 1fr); }
.testimonial-card .rating { color: #fbbf24; font-size: 1rem; margin-bottom: 0.7rem; }
.testimonial-card .person { display: flex; align-items: center; gap: 0.7rem; margin-top: 1rem; }
.avatar { width: 48px; height: 48px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--secondary)); display: grid; place-items: center; font-weight: 700; }
.testimonial-slider { margin-top: 1rem; display: flex; justify-content: center; gap: 0.75rem; }
.testimonial-slider button { width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--border); background: rgba(255,255,255,0.08); color: var(--text); }

.pricing-grid { grid-template-columns: repeat(3, 1fr); }
.pricing-card.featured { border-color: rgba(37,99,235,0.4); transform: scale(1.015); }
.pricing-card ul { list-style: none; padding: 0; margin: 1rem 0; display: grid; gap: 0.65rem; }
.pricing-card li { color: var(--muted); display: flex; gap: 0.55rem; align-items: flex-start; }
.pricing-card li::before { content: '✓'; color: var(--accent); font-weight: 700; }
.price { font-size: 2rem; font-weight: 700; margin: 0.4rem 0; }
.price small { font-size: 0.95rem; color: var(--muted); }

.faq-list { grid-template-columns: 1fr 1fr; }
.faq-item { cursor: pointer; }
.faq-item .faq-question { display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.faq-item.active .faq-answer { max-height: 180px; margin-top: 0.8rem; }
.faq-item .plus { color: var(--accent); font-size: 1.15rem; }

.newsletter, .cta-banner { padding: 2rem; border-radius: 32px; background: linear-gradient(135deg, rgba(37,99,235,0.18), rgba(6,182,212,0.16)); border: 1px solid var(--border); box-shadow: var(--shadow); }
.newsletter form { display: flex; gap: 0.8rem; flex-wrap: wrap; margin-top: 1rem; }
.newsletter input { flex: 1; min-width: 260px; padding: 0.95rem 1rem; border-radius: 999px; border: 1px solid var(--border); background: rgba(255,255,255,0.08); color: var(--text); }

.about-grid, .contact-grid { grid-template-columns: 1.1fr 0.9fr; gap: 1.4rem; }
.story-card p { color: var(--muted); margin-bottom: 1rem; }
.mission-vision { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; margin-top: 1rem; }
.founder-card { display: flex; flex-direction: column; gap: 1rem; align-items: flex-start; }
.founder-card img { width: 180px; height: 180px; object-fit: cover; border-radius: 24px; border: 1px solid var(--border); }
.contact-card form { display: grid; gap: 0.8rem; }
.contact-card .field-group { display: grid; gap: 0.35rem; }
.contact-card label { font-weight: 600; }
.contact-card input, .contact-card select, .contact-card textarea {
  padding: 0.9rem 1rem; border-radius: 16px; border: 1px solid var(--border); background: rgba(255,255,255,0.08); color: var(--text);
}
.contact-card textarea { min-height: 120px; resize: vertical; }
.company-info { display: grid; gap: 1rem; }
.info-block { padding: 1rem; border-radius: 18px; background: rgba(255,255,255,0.05); border: 1px solid var(--border); }
.map-card { min-height: 240px; display: grid; place-items: center; border-radius: 24px; background: linear-gradient(135deg, rgba(37,99,235,0.18), rgba(6,182,212,0.18)); border: 1px solid var(--border); }

.footer {
  padding: 3rem 0 2rem;
  border-top: 1px solid var(--border);
  margin-top: 2rem;
}
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 1.2rem; }
.footer-links { display: grid; gap: 0.5rem; }
.socials { display: flex; gap: 0.7rem; flex-wrap: wrap; }
.socials a { padding: 0.75rem 1.1rem; display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; background: rgba(255,255,255,0.08); border: 1px solid var(--border); font-weight: 600; font-size: 0.9rem; transition: all 0.25s ease; }

.back-to-top {
  position: fixed;
  right: 20px;
  bottom: 22px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: none;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  box-shadow: 0 14px 40px rgba(37,99,235,0.25);
  z-index: 1800;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all 0.3s ease;
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }

.floating-widget {
  position: fixed;
  right: 20px;
  bottom: 88px;
  z-index: 1780;
}
.widget-btn, .floating-action {
  width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; border: none; color: white; cursor: pointer; box-shadow: var(--shadow);
}
.widget-btn { background: linear-gradient(135deg, var(--primary), var(--secondary)); }
.chat-panel {
  position: absolute;
  right: 0;
  bottom: 72px;
  width: 320px;
  padding: 1rem;
  border-radius: 24px;
  background: rgba(6, 10, 25, 0.92);
  border: 1px solid var(--border);
  backdrop-filter: blur(24px);
  display: none;
}
.chat-panel.open { display: block; }
.chat-bubble { background: rgba(255,255,255,0.08); padding: 0.8rem; border-radius: 16px; margin-bottom: 0.8rem; color: var(--muted); }
.floating-actions { position: fixed; right: 20px; bottom: 90px; display: grid; gap: 0.7rem; z-index: 1750; }
.whatsapp { background: #25d366; }
.phone { background: var(--accent); }
.mail { background: var(--secondary); }

.calculator-card .range-row { display: grid; gap: 0.35rem; margin-top: 0.8rem; }
.calculator-card .output { margin-top: 0.8rem; font-size: 1.4rem; font-weight: 700; }

.reveal { opacity: 0; transform: translateY(24px); transition: all 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes float { 0%,100% { transform: translateY(0px); } 50% { transform: translateY(-12px); } }

@media (max-width: 1024px) {
  .hero-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .stats-grid, .why-grid, .service-grid, .portfolio-grid, .pricing-grid, .testimonial-grid, .faq-list { grid-template-columns: repeat(2, 1fr); }
  .timeline { grid-template-columns: repeat(3, 1fr); }
  .tech-stack { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 780px) {
  .navbar { flex-wrap: wrap; border-radius: 24px; }
  .nav-links { order: 3; width: 100%; justify-content: center; }
  .stats-grid, .why-grid, .service-grid, .portfolio-grid, .pricing-grid, .testimonial-grid, .faq-list, .mission-vision, .tech-stack, .footer-grid { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 1fr; }
  .timeline::before { display: none; }
  .hero { padding-top: 3rem; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .section-heading { flex-direction: column; align-items: flex-start; }
  .newsletter form { flex-direction: column; }
}