:root {
  --font-base: 'Manrope', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --color-bg: #0f172a;
  --color-bg-alt: #111827;
  --color-surface: #101322;
  --color-primary: #6366f1;
  --color-accent: #22d3ee;
  --color-text: #e2e8f0;
  --color-text-muted: #94a3b8;
  --color-border: rgba(148, 163, 184, 0.15);
  --shadow-lg: 0 30px 60px rgba(15, 23, 42, 0.4);
  --shadow-md: 0 20px 40px rgba(15, 23, 42, 0.3);
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.15), transparent 50%),
    radial-gradient(circle at 90% 10%, rgba(34, 211, 238, 0.2), transparent 55%), #050816;
  color: var(--color-text);
  font-family: var(--font-base);
  line-height: 1.6;
}

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

a {
  color: inherit;
  text-decoration: none;
}

a:hover,
a:focus {
  color: var(--color-accent);
}

.container {
  width: min(100% - 48px, var(--max-width));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(24px);
  background: rgba(8, 11, 28, 0.75);
  border-bottom: 1px solid var(--color-border);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.logo {
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.nav {
  display: flex;
  gap: 24px;
  align-items: center;
}

.nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.nav-cta {
  color: var(--color-text);
  padding: 8px 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  box-shadow: var(--shadow-md);
}

.burger {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
}

.burger span {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.burger-open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.burger-open span:nth-child(2) {
  opacity: 0;
}

.burger-open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.hero {
  padding: 140px 0 100px;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(99, 102, 241, 0.25), transparent 60%);
  z-index: -1;
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px;
  align-items: center;
}

.hero-text h1 {
  font-size: clamp(2.7rem, 5vw, 3.6rem);
  margin-bottom: 16px;
  line-height: 1.15;
}

.hero-lead {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-bottom: 32px;
}

.eyebrow,
.section-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  color: var(--color-accent);
  font-weight: 600;
}

.hero-actions {
  display: flex;
  gap: 24px;
  align-items: center;
  margin-bottom: 40px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  font-weight: 600;
  padding: 14px 26px;
  font-size: 1rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #0b1120;
  box-shadow: var(--shadow-lg);
}

.btn-primary:hover,
.btn-primary:focus {
  transform: translateY(-2px);
  box-shadow: 0 20px 40px rgba(99, 102, 241, 0.35);
}

.price-tag {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.price {
  font-size: 2.1rem;
  font-weight: 700;
}

.price-note {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.hero-stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

.stat {
  font-size: 1.75rem;
  font-weight: 700;
}

.stat-label {
  display: block;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.hero-card {
  background: rgba(15, 23, 42, 0.8);
  border-radius: 28px;
  padding: 3px;
  position: relative;
  isolation: isolate;
}

.hero-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.8), rgba(34, 211, 238, 0.8));
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  z-index: -1;
}

.hero-card-inner {
  background: rgba(10, 14, 29, 0.95);
  border-radius: 26px;
  padding: 32px;
  box-shadow: var(--shadow-md);
}

.hero-card-title {
  font-weight: 600;
  margin: 0 0 16px;
}

.hero-card ul {
  margin: 0 0 16px;
  padding-left: 20px;
  color: var(--color-text-muted);
}

.section {
  padding: 100px 0;
}

.section-dark {
  background: rgba(4, 7, 20, 0.8);
  position: relative;
}

.section-dark::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 10%, rgba(99, 102, 241, 0.2), transparent 60%);
  z-index: -1;
}

.section h2 {
  font-size: clamp(2rem, 4vw, 2.6rem);
  margin-bottom: 18px;
}

.section p {
  color: var(--color-text-muted);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-top: 40px;
}

.feature {
  background: rgba(11, 15, 30, 0.85);
  border-radius: 24px;
  padding: 28px;
  border: 1px solid var(--color-border);
}

.feature h3 {
  margin-top: 0;
}

.process {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.timeline {
  display: grid;
  gap: 24px;
}

.timeline-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px;
  align-items: start;
}

.timeline-bullet {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: grid;
  place-items: center;
  font-weight: 700;
  color: #0b1120;
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 40px;
}

.case-card {
  background: rgba(11, 15, 30, 0.85);
  border-radius: 24px;
  padding: 28px;
  border: 1px solid var(--color-border);
  min-height: 220px;
}

.case-sector {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.testimonials {
  background: rgba(4, 7, 20, 0.75);
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-top: 36px;
}

blockquote {
  margin: 0;
  padding: 0;
  background: rgba(11, 15, 32, 0.9);
  border-radius: 24px;
  padding: 28px;
  border: 1px solid var(--color-border);
  font-size: 1rem;
  color: #f8fafc;
}

blockquote cite {
  display: block;
  margin-top: 16px;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.section-cta {
  background: radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.35), transparent 55%),
    rgba(12, 16, 34, 0.95);
}

.cta-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  background: rgba(17, 25, 52, 0.8);
  border-radius: 32px;
  padding: 48px;
  border: 1px solid rgba(99, 102, 241, 0.4);
  box-shadow: var(--shadow-lg);
}

.section-form {
  background: rgba(5, 8, 22, 0.95);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 32px 0 0;
  display: grid;
  gap: 20px;
}

.contact-label {
  display: block;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

.contact-form {
  background: rgba(11, 15, 32, 0.9);
  border: 1px solid var(--color-border);
  border-radius: 28px;
  padding: 32px;
  display: grid;
  gap: 24px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  font-size: 0.95rem;
}

.contact-form input,
.contact-form textarea {
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, 0.2);
  background: rgba(8, 12, 28, 0.95);
  color: var(--color-text);
  font: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid rgba(99, 102, 241, 0.6);
}

.form-status {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  min-height: 1.2em;
}

.form-status.success {
  color: #34d399;
}

.form-status.error {
  color: #f87171;
}

.form-status.warning {
  color: #facc15;
}

.site-footer {
padding: 32px 0 48px;
  background: rgba(3, 5, 15, 0.95);
  border-top: 1px solid var(--color-border);
}

.footer-banner {
  text-align: center;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.footer-banner img {
  max-width: 200px;
  height: auto;
  transition: opacity 0.3s ease;
}

.footer-banner img:hover {
  opacity: 0.8;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.footer-inn {
  display: block;
  margin-top: 4px;
  font-size: 0.85rem;
  opacity: 0.7;
}

.footer-links {
  display: flex;
  gap: 24px;
  align-items: center;
}

@media (max-width: 1024px) {
  .hero-grid,
  .feature-grid,
  .cases-grid,
  .testimonial-grid,
  .contact-grid,
  .process {
    grid-template-columns: 1fr;
  }

  .hero-card {
    order: -1;
  }

  .cta-box {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .nav {
    position: fixed;
    inset: 72px 24px auto;
    flex-direction: column;
    padding: 24px;
    background: rgba(5, 8, 22, 0.97);
    border-radius: 24px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    transform: translateY(-20px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
  }

  .nav-open {
    opacity: 1;
    pointer-events: auto;
  }

  .nav a {
    font-size: 1rem;
    color: var(--color-text);
  }

  .burger {
    display: flex;
  }

  .hero {
    padding: 120px 0 80px;
  }

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

  .footer-content {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

@media (max-width: 540px) {
  .container {
    width: min(100% - 32px, var(--max-width));
  }

  .hero-text h1 {
    font-size: clamp(2.2rem, 8vw, 2.8rem);
  }

  .btn {
    width: 100%;
  }

  .contact-form {
    padding: 24px;
  }
}