:root {
  --bg: #f4f7fb;
  --surface: #ffffff;
  --surface-soft: #edf2f8;
  --text: #101828;
  --text-soft: #536174;
  --line: #dce4ee;
  --primary: #2357d8;
  --primary-deep: #173ea5;
  --accent: #51d1c8;
  --dark: #0d1729;
  --dark-soft: #18243a;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(32, 54, 92, 0.12);
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

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

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

button,
input,
textarea {
  font: inherit;
}

button,
a,
input,
textarea {
  -webkit-tap-highlight-color: transparent;
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(220, 228, 238, 0.82);
  background: rgba(244, 247, 251, 0.88);
  backdrop-filter: blur(18px);
}

.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.logo-mark {
  display: inline-grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border-radius: 12px;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), #7899f5 70%, var(--accent));
  box-shadow: 0 12px 24px rgba(35, 87, 216, 0.24);
  font-size: 14px;
  letter-spacing: -0.03em;
}

.logo-text {
  font-size: 20px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--text-soft);
  font-size: 14px;
  font-weight: 650;
}

.main-nav a {
  transition: color 0.2s ease;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--primary);
}

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 750;
  line-height: 1;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease,
    border-color 0.2s ease, color 0.2s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-small {
  min-height: 42px;
  padding: 10px 17px;
  font-size: 14px;
}

.button-primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), var(--primary-deep));
  box-shadow: 0 14px 30px rgba(35, 87, 216, 0.22);
}

.button-primary:hover,
.button-primary:focus-visible {
  box-shadow: 0 18px 36px rgba(35, 87, 216, 0.32);
}

.button-ghost {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.68);
}

.button-ghost:hover,
.button-ghost:focus-visible {
  border-color: #b8c6d8;
  background: var(--white);
}

.button-link {
  padding-inline: 4px;
  color: var(--primary);
  background: transparent;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 92px 0 86px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -3;
  background:
    linear-gradient(rgba(35, 87, 216, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(35, 87, 216, 0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black 0%, transparent 92%);
}

.hero-orb {
  position: absolute;
  z-index: -2;
  border-radius: 50%;
  filter: blur(4px);
  opacity: 0.72;
}

.hero-orb-one {
  width: 480px;
  height: 480px;
  top: -250px;
  right: -130px;
  background: radial-gradient(circle, rgba(81, 209, 200, 0.38), rgba(81, 209, 200, 0));
}

.hero-orb-two {
  width: 620px;
  height: 620px;
  bottom: -420px;
  left: -260px;
  background: radial-gradient(circle, rgba(35, 87, 216, 0.28), rgba(35, 87, 216, 0));
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(340px, 0.82fr);
  align-items: center;
  gap: 76px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

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

h1,
h2,
h3 {
  color: var(--text);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

h1 {
  max-width: 820px;
  margin-bottom: 24px;
  font-size: clamp(46px, 6vw, 78px);
}

h2 {
  margin-bottom: 22px;
  font-size: clamp(34px, 4vw, 52px);
}

h3 {
  margin-bottom: 13px;
  font-size: 22px;
}

.hero-lead {
  max-width: 760px;
  margin-bottom: 32px;
  color: var(--text-soft);
  font-size: clamp(18px, 2vw, 21px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  margin-bottom: 34px;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin: 0;
  padding: 0;
  color: var(--text-soft);
  list-style: none;
  font-size: 14px;
  font-weight: 650;
}

.hero-points li {
  display: flex;
  align-items: center;
  gap: 9px;
}

.hero-points li::before {
  content: "";
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(81, 209, 200, 0.16);
}

.hero-card {
  position: relative;
  padding: 34px;
  border: 1px solid rgba(220, 228, 238, 0.9);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.hero-card::after {
  content: "";
  position: absolute;
  width: 120px;
  height: 120px;
  top: -28px;
  right: -28px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(81, 209, 200, 0.42), rgba(81, 209, 200, 0));
}

.hero-card-badge {
  display: inline-flex;
  margin-bottom: 24px;
  padding: 7px 12px;
  border: 1px solid #beddf1;
  border-radius: 999px;
  color: #0a7171;
  background: #e8fbf8;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-card h2 {
  position: relative;
  z-index: 1;
  font-size: 31px;
}

.hero-card-list {
  display: grid;
  gap: 2px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--line);
}

.hero-card-list div {
  display: grid;
  grid-template-columns: 44px 1fr;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  background: var(--white);
}

.hero-card-list span {
  color: var(--primary);
  font-size: 12px;
  font-weight: 850;
}

.hero-card-list p {
  margin: 0;
  color: var(--text-soft);
  font-size: 15px;
  font-weight: 650;
}

.section {
  padding: 108px 0;
}

.section-muted {
  background: var(--surface-soft);
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 90px;
  align-items: start;
}

.split-layout h2 {
  margin-bottom: 0;
}

.rich-text {
  color: var(--text-soft);
  font-size: 19px;
}

.rich-text p:last-child {
  margin-bottom: 0;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 48px;
}

.section-heading h2 {
  margin-bottom: 0;
}

.section-heading-wide {
  max-width: none;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.6fr);
  gap: 64px;
  align-items: end;
}

.section-heading-wide > p {
  margin-bottom: 8px;
  color: var(--text-soft);
  font-size: 18px;
}

.audience-grid,
.services-grid,
.process-grid {
  display: grid;
  gap: 22px;
}

.audience-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.audience-card,
.service-card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.audience-card:hover,
.service-card:hover {
  transform: translateY(-5px);
  border-color: #c4d2e4;
  box-shadow: 0 20px 46px rgba(32, 54, 92, 0.09);
}

.audience-card {
  min-height: 286px;
  padding: 28px;
}

.card-index {
  display: inline-flex;
  margin-bottom: 40px;
  color: var(--primary);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.12em;
}

.audience-card h3 {
  font-size: 21px;
}

.audience-card p,
.service-card p {
  margin-bottom: 0;
  color: var(--text-soft);
}

.services-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.service-card {
  padding: 30px;
}

.service-icon {
  display: inline-grid;
  min-width: 46px;
  height: 46px;
  margin-bottom: 34px;
  place-items: center;
  padding: 0 10px;
  border-radius: 14px;
  color: var(--primary-deep);
  background: #eaf0ff;
  font-size: 17px;
  font-weight: 850;
}

.section-dark {
  color: var(--white);
  background:
    radial-gradient(circle at 12% 10%, rgba(81, 209, 200, 0.15), transparent 28%),
    radial-gradient(circle at 88% 100%, rgba(76, 111, 222, 0.22), transparent 30%),
    var(--dark);
}

.section-dark h2,
.section-dark h3 {
  color: var(--white);
}

.section-heading-light .eyebrow {
  color: var(--accent);
}

.process-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.process-grid article {
  padding: 30px 24px 10px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.process-grid span {
  display: inline-flex;
  margin-bottom: 50px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0.12em;
}

.process-grid p {
  margin-bottom: 0;
  color: #aebbd0;
}

.why-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 92px;
  align-items: start;
}

.why-lead {
  color: var(--text-soft);
  font-size: 19px;
}

.check-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.check-list li {
  position: relative;
  padding: 23px 20px 23px 46px;
  border-bottom: 1px solid var(--line);
  font-size: 18px;
  font-weight: 700;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  top: 22px;
  left: 4px;
  display: inline-grid;
  width: 26px;
  height: 26px;
  place-items: center;
  border-radius: 50%;
  color: var(--primary-deep);
  background: #eaf0ff;
  font-size: 14px;
}

.contact-section {
  padding-top: 46px;
}

.contact-card {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 1.08fr);
  gap: 70px;
  padding: 58px;
  border-radius: var(--radius-lg);
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(81, 209, 200, 0.16), transparent 38%),
    linear-gradient(135deg, #143ca9, #102d77);
  box-shadow: 0 30px 80px rgba(19, 55, 144, 0.24);
}

.contact-card h2 {
  color: var(--white);
}

.contact-copy .eyebrow {
  color: var(--accent);
}

.contact-copy > p:last-child {
  color: #d9e2ff;
  font-size: 18px;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.contact-form label {
  display: grid;
  gap: 8px;
}

.contact-form span {
  color: #d9e2ff;
  font-size: 13px;
  font-weight: 750;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.17);
  border-radius: var(--radius-sm);
  outline: none;
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
  transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.contact-form input {
  min-height: 52px;
  padding: 0 16px;
}

.contact-form textarea {
  min-height: 132px;
  padding: 14px 16px;
  resize: vertical;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: rgba(232, 237, 255, 0.63);
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: rgba(81, 209, 200, 0.85);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 0 0 4px rgba(81, 209, 200, 0.12);
}

.contact-form .button-primary {
  min-height: 54px;
  color: #0d355e;
  background: var(--accent);
  box-shadow: none;
}

.form-wide {
  grid-column: 1 / -1;
}

.form-honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-note {
  margin: -4px 0 0;
  color: rgba(232, 237, 255, 0.72);
  font-size: 13px;
  text-align: center;
}

.site-footer {
  padding: 34px 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 32px;
  color: var(--text-soft);
  font-size: 14px;
}

.footer-inner p {
  margin: 0;
}

.logo-footer .logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  font-size: 12px;
}

.logo-footer .logo-text {
  font-size: 18px;
}

:focus-visible {
  outline: 3px solid rgba(35, 87, 216, 0.24);
  outline-offset: 3px;
}

@media (max-width: 1020px) {
  .main-nav {
    display: none;
  }

  .hero-grid,
  .split-layout,
  .why-grid,
  .contact-card {
    grid-template-columns: 1fr;
  }

  .hero-grid,
  .split-layout,
  .why-grid,
  .contact-card {
    gap: 48px;
  }

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

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

  .section-heading-wide {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .site-header .button {
    display: none;
  }

  .header-inner {
    min-height: 66px;
  }

  .hero {
    padding: 62px 0 66px;
  }

  h1 {
    font-size: clamp(42px, 13vw, 58px);
  }

  h2 {
    font-size: clamp(32px, 10vw, 42px);
  }

  .hero-card {
    padding: 24px;
  }

  .section {
    padding: 76px 0;
  }

  .audience-grid,
  .services-grid,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .audience-card {
    min-height: auto;
  }

  .process-grid article {
    padding-right: 0;
  }

  .process-grid span {
    margin-bottom: 26px;
  }

  .contact-card {
    padding: 34px 22px;
    border-radius: 22px;
  }

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

  .form-wide {
    grid-column: auto;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}