*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg-dark: #0C0C15;
  --bg-card: #151422;
  --bg-section: #12121E;
  --bg-lighter: #1E1C30;
  --accent: #00D2FF;
  --accent-warm: #FFB74D;
  --accent-glow: rgba(0, 210, 255, 0.15);
  --text-light: #EDEBF8;
  --text-muted: #9996AA;
  --border: #2A273E;
  --border-light: #34304A;
  --white: #FFFFFF;
  --font-main: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-main);
  font-size: 16px;
  background: var(--bg-dark);
  color: var(--text-light);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-warm); }

img { max-width: 100%; display: block; }

/* ===== NAVBAR ===== */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(12, 12, 21, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  transition: background 0.3s, box-shadow 0.3s;
}
.site-nav.scrolled { background: rgba(12, 12, 21, 0.98); box-shadow: 0 4px 24px rgba(0,0,0,0.4); }

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.5px;
}
.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 32px;
}
.nav-links a {
  color: var(--text-muted);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--white); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-light);
  margin: 5px 0;
  transition: 0.3s;
  border-radius: 2px;
}
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== HERO ===== */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  background: radial-gradient(ellipse at 30% 20%, rgba(0, 210, 255, 0.08) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 80%, rgba(255, 183, 77, 0.06) 0%, transparent 60%),
              var(--bg-dark);
  overflow: hidden;
}
.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 0L60 30L30 60L0 30Z' fill='none' stroke='%232A273E' stroke-width='0.5' opacity='0.4'/%3E%3C/svg%3E") repeat;
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}
.hero-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 4px;
  color: var(--accent);
  margin-bottom: 20px;
  padding: 6px 16px;
  border: 1px solid rgba(0, 210, 255, 0.3);
  border-radius: 100px;
}
.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 24px;
}
.hero-title span { color: var(--accent); }
.hero-desc {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.7;
}
.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all 0.25s;
}
.btn-primary {
  background: var(--accent);
  color: var(--bg-dark);
}
.btn-primary:hover {
  background: #00B8E6;
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 210, 255, 0.35);
}
.btn-outline {
  background: transparent;
  color: var(--text-light);
  border: 1px solid var(--border-light);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}
.hero-stats {
  display: flex;
  gap: 48px;
  justify-content: center;
  margin-top: 64px;
  flex-wrap: wrap;
}
.hero-stat {
  text-align: center;
}
.hero-stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent-warm);
}
.hero-stat-label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
}

/* ===== ABOUT SECTION ===== */
.about-section {
  padding: 100px 24px;
  background: var(--bg-section);
  position: relative;
}
.about-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about-image {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--bg-lighter), var(--bg-card));
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
}
.about-image-inner {
  text-align: center;
  padding: 32px;
}
.about-icon-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.about-icon-card {
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px 16px;
  text-align: center;
  transition: border-color 0.3s, transform 0.3s;
}
.about-icon-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}
.about-icon-card .icon {
  font-size: 1.75rem;
  margin-bottom: 8px;
}
.about-icon-card .label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 500;
}
.about-content .section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent-warm);
  margin-bottom: 12px;
}
.about-content h2 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1.2;
}
.about-content p {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 16px;
}
.about-features {
  list-style: none;
  margin-top: 24px;
}
.about-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
  color: var(--text-light);
  font-size: 0.9375rem;
}
.about-features li::before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 20px;
  background: var(--accent);
  border-radius: 50%;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E") center/contain no-repeat;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E") center/contain no-repeat;
  flex-shrink: 0;
}

/* ===== SERVICES ===== */
.services-section {
  padding: 100px 24px;
  background: var(--bg-dark);
  position: relative;
}
.services-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.services-header {
  text-align: center;
  margin-bottom: 64px;
}
.services-header .section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent);
  margin-bottom: 12px;
}
.services-header h2 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
}
.services-header p {
  color: var(--text-muted);
  max-width: 550px;
  margin: 0 auto;
  font-size: 1rem;
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 28px;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-warm));
  opacity: 0;
  transition: opacity 0.3s;
}
.service-card:hover {
  border-color: var(--border-light);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}
.service-card:hover::before { opacity: 1; }
.service-icon {
  font-size: 2.25rem;
  margin-bottom: 20px;
  display: block;
}
.service-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}
.service-card p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ===== PROCESS ===== */
.process-section {
  padding: 100px 24px;
  background: var(--bg-section);
  position: relative;
}
.process-inner {
  max-width: 1000px;
  margin: 0 auto;
}
.process-header {
  text-align: center;
  margin-bottom: 64px;
}
.process-header .section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent-warm);
  margin-bottom: 12px;
}
.process-header h2 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  color: var(--white);
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
  counter-reset: step;
}
.step-card {
  text-align: center;
  padding: 32px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  position: relative;
  transition: border-color 0.3s, transform 0.3s;
}
.step-card:hover { border-color: var(--accent); transform: translateY(-4px); }
.step-number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-warm));
  color: var(--bg-dark);
  font-size: 1.25rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.step-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}
.step-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== TESTIMONIALS ===== */
.testimonials-section {
  padding: 100px 24px;
  background: var(--bg-dark);
  position: relative;
}
.testimonials-inner {
  max-width: 1000px;
  margin: 0 auto;
}
.testimonials-header {
  text-align: center;
  margin-bottom: 64px;
}
.testimonials-header .section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent);
  margin-bottom: 12px;
}
.testimonials-header h2 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  color: var(--white);
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
}
.testimonial-stars {
  color: var(--accent-warm);
  font-size: 1rem;
  margin-bottom: 16px;
  letter-spacing: 2px;
}
.testimonial-card p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}
.testimonial-author {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--white);
}
.testimonial-role {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ===== CTA ===== */
.cta-section {
  padding: 100px 24px;
  background: linear-gradient(135deg, var(--bg-lighter), var(--bg-section));
  position: relative;
  text-align: center;
}
.cta-inner {
  max-width: 650px;
  margin: 0 auto;
}
.cta-section h2 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
}
.cta-section p {
  color: var(--text-muted);
  font-size: 1.0625rem;
  line-height: 1.7;
  margin-bottom: 32px;
}

/* ===== CONTACT ===== */
.contact-section {
  padding: 100px 24px;
  background: var(--bg-dark);
  position: relative;
}
.contact-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.contact-info .section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent-warm);
  margin-bottom: 12px;
}
.contact-info h2 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 20px;
}
.contact-info p {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 24px;
}
.contact-details {
  list-style: none;
}
.contact-details li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  color: var(--text-light);
  font-size: 0.9375rem;
}
.contact-details .ci-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--bg-lighter);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
  border: 1px solid var(--border);
}
.contact-form-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px;
}
.contact-form-wrap h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 24px;
}
.form-group {
  margin-bottom: 16px;
}
.form-group label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-light);
  font-size: 0.9375rem;
  font-family: var(--font-main);
  transition: border-color 0.3s;
  resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.form-group textarea { min-height: 120px; }
.form-submit {
  width: 100%;
  padding: 14px;
  background: var(--accent);
  color: var(--bg-dark);
  border: none;
  border-radius: 8px;
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.25s, transform 0.25s;
}
.form-submit:hover { background: #00B8E6; transform: translateY(-2px); }
.form-feedback {
  margin-top: 12px;
  font-size: 0.875rem;
  font-weight: 500;
  display: none;
}
.form-feedback.success { display: block; color: #34D399; }
.form-feedback.error { display: block; color: #F87171; }

/* ===== FOOTER ===== */
.site-footer {
  background: #0A0A12;
  border-top: 1px solid var(--border);
  padding: 60px 24px 40px;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
}
.footer-brand .footer-logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}
.footer-brand .footer-logo span { color: var(--accent); }
.footer-brand p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}
.footer-col h4 {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}
.footer-col ul {
  list-style: none;
}
.footer-col li { margin-bottom: 10px; }
.footer-col a {
  font-size: 0.875rem;
  color: var(--text-light);
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  max-width: 1100px;
  margin: 40px auto 0;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* ===== SCROLL REVEAL ===== */
.fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .about-inner { grid-template-columns: 1fr; gap: 40px; }
  .contact-inner { grid-template-columns: 1fr; gap: 40px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 64px;
    left: 0;
    width: 100%;
    background: var(--bg-dark);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--border);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .hero-stats { gap: 24px; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) {
  .hero-buttons { flex-direction: column; align-items: center; }
  .btn { width: 100%; justify-content: center; }
  .services-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr 1fr; }
}