:root {
  --blue: #0559b5;
  --bright: #1479ff;
  --cyan: #00b8e6;
  --navy: #0b2447;
  --bg: #f3f7fc;
  --surface: #fff;
  --ink: #0b2447;
  --mut: #51668a;
  --line: #dbe6f4;
  --tint: #e8f1fd;
  --f: "Inter", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  box-sizing: border-box;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #071a38;
    --surface: #0c2a57;
    --ink: #eaf2ff;
    --mut: #9fb6da;
    --line: #1b3f78;
    --tint: #0f3366;
  }
}
:root[data-theme="dark"] {
  --bg: #071a38;
  --surface: #0c2a57;
  --ink: #eaf2ff;
  --mut: #9fb6da;
  --line: #1b3f78;
  --tint: #0f3366;
}
html {
  scroll-padding-top: calc(env(safe-area-inset-top, 0px) + 76px);
  scroll-behavior: smooth;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 17px/1.6 var(--f);
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
}
:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 3px;
}
.wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}
h1,
h2,
h3 {
  margin: 0;
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 800;
}
header {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 10;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 800;
  font-size: 20px;
}
.brand img {
  width: 44px;
  height: 44px;
  display: block;
}
nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
nav a {
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  color: var(--mut);
}
nav a:hover {
  color: var(--blue);
}
.btn {
  display: inline-block;
  padding: 14px 26px;
  border-radius: 10px;
  font: 700 15px var(--f);
  text-decoration: none;
  border: 2px solid var(--blue);
  cursor: pointer;
  transition:
    background 0.15s,
    color 0.15s;
}
.btn.pri {
  background: var(--blue);
  color: #fff;
}
.btn.pri:hover {
  background: var(--bright);
  border-color: var(--bright);
}
.btn.out {
  color: var(--blue);
  background: transparent;
}
.btn.out:hover {
  background: var(--tint);
}
nav .btn {
  padding: 10px 20px;
}
.hero {
  position: relative;
  overflow: hidden;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.hero:before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(600px 420px at 85% 20%, rgba(20, 121, 255, 0.22), transparent 70%),
    radial-gradient(500px 360px at 60% 110%, rgba(0, 184, 230, 0.2), transparent 70%),
    linear-gradient(var(--line) 1px, transparent 1px) 0 0/64px 64px,
    linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0/64px 64px;
  opacity: 0.85;
  pointer-events: none;
}
.hero .wrap {
  position: relative;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
  padding-top: 88px;
  padding-bottom: 96px;
}
.tag {
  display: inline-block;
  background: var(--tint);
  color: var(--blue);
  font-weight: 700;
  font-size: 14px;
  padding: 7px 14px;
  border-radius: 999px;
  margin-bottom: 22px;
}
.hero h1 {
  font-size: clamp(2.1rem, 4.3vw, 3.7rem);
}
.hero h1 em {
  font-style: normal;
  color: var(--blue);
}
.hero p {
  font-size: 19px;
  color: var(--mut);
  max-width: 540px;
  margin: 24px 0 34px;
}
.cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.logo {
  justify-self: center;
  width: min(360px, 78vw);
  display: block;
}
section {
  padding: 88px 0;
}
.head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 24px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.head h2 {
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
}
.head p {
  margin: 0;
  max-width: 460px;
  color: var(--mut);
}
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 28px;
  border-top: 4px solid var(--blue);
  transition:
    box-shadow 0.2s,
    transform 0.2s;
}
.card:hover {
  box-shadow: 0 16px 40px rgba(5, 89, 181, 0.16);
  transform: translateY(-3px);
}
.card .ic {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 18px;
  margin-bottom: 20px;
}
.card h3 {
  font-size: 19px;
  margin-bottom: 8px;
}
.card p {
  margin: 0;
  color: var(--mut);
  font-size: 15.5px;
}
.band {
  background: var(--blue);
  color: #fff;
  background-image: linear-gradient(135deg, #0559b5, #1479ff);
}
.band .head p {
  color: #d6e7ff;
}
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  counter-reset: s;
}
.step {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 14px;
  padding: 26px;
  counter-increment: s;
}
.step:before {
  content: counter(s);
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: #fff;
  color: var(--blue);
  font-weight: 800;
  margin-bottom: 16px;
}
.step h3 {
  font-size: 18px;
  margin-bottom: 8px;
}
.step p {
  margin: 0;
  color: #d6e7ff;
  font-size: 15.5px;
}
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.chips span {
  padding: 11px 20px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--surface);
  font-weight: 600;
}
.contact .wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.contact h2 {
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
}
.contact p {
  color: var(--mut);
}
form {
  display: grid;
  gap: 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 28px;
  border-radius: 14px;
}
label {
  font-weight: 600;
  font-size: 14px;
  display: grid;
  gap: 6px;
}
input,
textarea {
  font: inherit;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink);
  background: var(--bg);
  width: 100%;
}
textarea {
  min-height: 110px;
  resize: vertical;
}
footer {
  background: var(--navy);
  color: #a9c3ee;
  padding: 36px 0;
  font-size: 14px;
}
footer .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
footer .b {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  font-weight: 600;
  font-size: 16px;
}
footer img {
  width: 36px;
  height: 36px;
  display: block;
}
@media (max-width: 900px) {
  nav a:not(.btn) {
    display: none;
  }
  .hero .wrap,
  .contact .wrap {
    grid-template-columns: 1fr;
  }
  .hero .wrap {
    padding-top: 56px;
    padding-bottom: 64px;
  }
  .grid {
    grid-template-columns: 1fr 1fr;
  }
  .steps {
    grid-template-columns: 1fr 1fr;
  }
  section {
    padding: 64px 0;
  }
}
@media (max-width: 560px) {
  .grid,
  .steps {
    grid-template-columns: 1fr;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .card {
    transition: none;
  }
}