:root {
  --ink: #07111f;
  --muted: #5d6b7c;
  --line: #dbe6f0;
  --paper: #f7fbff;
  --white: #ffffff;
  --blue: #0b5cff;
  --cyan: #13c8e8;
  --green: #12b981;
  --navy: #07192f;
  --shadow: 0 24px 70px rgba(7, 17, 31, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
}

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

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 18px;
  left: 50%;
  width: min(1120px, calc(100% - 32px));
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  background: rgba(7, 17, 31, 0.66);
  color: var(--white);
  backdrop-filter: blur(18px);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.18);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  border-color: rgba(7, 17, 31, 0.08);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  color: var(--white);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.site-nav a {
  padding: 9px 13px;
  border-radius: 999px;
  color: inherit;
  font-size: 0.94rem;
  font-weight: 600;
  opacity: 0.86;
}

.site-nav a:hover {
  background: rgba(19, 200, 232, 0.16);
  opacity: 1;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 50%;
  background: rgba(19, 200, 232, 0.16);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  border-radius: 4px;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: var(--white);
  background: var(--navy);
}

.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(3, 10, 22, 0.93) 0%, rgba(3, 10, 22, 0.72) 42%, rgba(3, 10, 22, 0.18) 100%),
    linear-gradient(180deg, rgba(3, 10, 22, 0.12), rgba(3, 10, 22, 0.56));
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 132px 0 72px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 780px;
  margin-bottom: 22px;
  font-size: clamp(2.6rem, 6vw, 5.7rem);
  line-height: 0.97;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.04;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.1rem;
}

.hero-copy {
  max-width: 650px;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 20px;
  border: 0;
  border-radius: 8px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.button.primary {
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  color: var(--white);
  box-shadow: 0 16px 34px rgba(11, 92, 255, 0.28);
}

.button.secondary {
  border: 1px solid rgba(255, 255, 255, 0.32);
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  max-width: 760px;
  margin: 46px 0 0;
}

.hero-stats div {
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
}

.hero-stats dt {
  font-size: 1.55rem;
  font-weight: 800;
}

.hero-stats dd {
  margin: 2px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
}

.section {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 96px 0;
}

.intro {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 42px;
  align-items: end;
}

.intro p:last-child,
.method-panel p,
.cta p {
  color: var(--muted);
  font-size: 1.06rem;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 36px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.service-card,
.steps article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 14px 36px rgba(7, 17, 31, 0.06);
}

.service-card {
  min-height: 260px;
  padding: 22px;
}

.service-card .icon {
  display: inline-flex;
  margin-bottom: 34px;
  color: var(--blue);
  font-weight: 800;
}

.service-card p,
.steps p {
  color: var(--muted);
  font-size: 0.95rem;
}

.method {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: 20px;
}

.method-panel {
  padding: 34px;
  border-radius: 8px;
  background: var(--navy);
  color: var(--white);
}

.method-panel p:last-child {
  color: rgba(255, 255, 255, 0.72);
}

.steps {
  display: grid;
  gap: 14px;
}

.steps article {
  position: relative;
  padding: 24px 24px 24px 84px;
}

.steps span {
  position: absolute;
  top: 24px;
  left: 24px;
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 8px;
  background: rgba(19, 200, 232, 0.14);
  color: var(--blue);
  font-weight: 800;
}

.expertise-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.expertise-list span {
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--white);
  color: #243448;
  font-weight: 700;
}

.cta {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: 30px;
  align-items: start;
  width: min(1120px, calc(100% - 32px));
  margin-bottom: 96px;
  padding: 42px;
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.contact-form {
  display: grid;
  gap: 14px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  color: #26374b;
  font-weight: 800;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 15px;
  color: var(--ink);
  font: inherit;
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--blue);
  outline: 3px solid rgba(11, 92, 255, 0.12);
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 28px max(16px, calc((100% - 1120px) / 2));
  background: var(--navy);
  color: rgba(255, 255, 255, 0.72);
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: var(--white);
  font-weight: 800;
}

@media (max-width: 900px) {
  .site-header {
    border-radius: 18px;
  }

  .nav-toggle {
    display: inline-block;
    color: inherit;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    left: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    border-radius: 16px;
    background: rgba(7, 17, 31, 0.94);
    color: var(--white);
  }

  .site-nav.open {
    display: flex;
  }

  .site-nav a {
    padding: 12px 14px;
  }

  .hero-stats,
  .intro,
  .method,
  .cta {
    grid-template-columns: 1fr;
  }

  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .hero-content {
    padding-top: 118px;
  }

  .hero-overlay {
    background: linear-gradient(90deg, rgba(3, 10, 22, 0.94), rgba(3, 10, 22, 0.62));
  }

  .hero-stats,
  .service-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 68px 0;
  }

  .cta {
    padding: 24px;
    margin-bottom: 68px;
  }

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