:root {
  color-scheme: light;
  --font-base: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --color-text: #1d2433;
  --color-muted: #5b6575;
  --color-primary: #2f62ff;
  --color-surface: #ffffff;
  --color-surface-alt: #f4f6fb;
  --radius: 16px;
  --shadow: 0 12px 32px rgba(12, 22, 48, 0.08);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-base);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-surface);
}

img {
  max-width: 100%;
  display: block;
  border-radius: var(--radius);
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover,
a:focus-visible {
  text-decoration: underline;
}

h1,
h2,
h3 {
  margin: 0 0 0.6em;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2rem, 3vw + 1rem, 3rem);
}

h2 {
  font-size: clamp(1.6rem, 2vw + 1rem, 2.2rem);
}

h3 {
  font-size: 1.3rem;
}

p {
  margin: 0 0 1em;
  color: var(--color-muted);
}

.layout {
  width: min(1024px, calc(100% - 32px));
  margin: 0 auto;
}

.top-bar {
  background: linear-gradient(135deg, #f9fbff 0%, #ffffff 65%);
  border-bottom: 1px solid #e4e7ef;
  position: sticky;
  top: 0;
  z-index: 10;
  box-shadow: 0 10px 24px rgba(13, 37, 77, 0.08);
}

.top-bar__inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem 0;
}

.brand__logo {
  width: clamp(120px, 12vw, 150px);
  height: auto;
  display: block;
}

.nav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  flex-wrap: wrap;
}

.nav a {
  font-weight: 600;
  color: var(--color-muted);
}

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

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid #ced4e6;
  border-radius: 999px;
  padding: 0.45rem 0.9rem;
  font-weight: 600;
  cursor: pointer;
}

.hero {
  padding: clamp(3rem, 10vw, 6rem) 0;
  position: relative;
  overflow: hidden;
}

.hero__grid {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  align-items: center;
}

.hero__media {
  padding: 0;
  box-shadow: none;
  border-radius: 0;
}

.hero__media img {
  border-radius: 0;
}

.label {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1.8rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  background: transparent;
  color: var(--color-primary);
}

.button--primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.button--link {
  border-color: #d5dbeb;
}

.section {
  padding: clamp(3rem, 9vw, 5.5rem) 0;
}

.section--bright {
  background: var(--color-surface-alt);
}

.section__lead {
  max-width: 580px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.card {
  background: var(--color-surface-alt);
  border-radius: var(--radius);
  padding: 1.8rem;
  box-shadow: var(--shadow);
}

.steps {
  margin: 2rem 0 0;
  padding-left: 1.2rem;
  color: var(--color-muted);
  display: grid;
  gap: 0.8rem;
}

.steps strong {
  color: var(--color-text);
}

.contact {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  align-items: start;
}

.contact__note {
  color: var(--color-text);
  font-weight: 600;
}

.contact__form {
  display: grid;
  gap: 1rem;
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 1.8rem;
  box-shadow: var(--shadow);
}

.contact__form label {
  display: grid;
  gap: 0.4rem;
  font-weight: 600;
  color: var(--color-text);
}

.contact__form input,
.contact__form textarea {
  font: inherit;
  padding: 0.65rem 0.75rem;
  border: 1px solid #ccd3e2;
  border-radius: 10px;
  resize: vertical;
}

.contact__form input:focus-visible,
.contact__form textarea:focus-visible {
  outline: 2px solid rgba(47, 98, 255, 0.3);
  border-color: var(--color-primary);
}

.privacy {
  background: var(--color-surface-alt);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  display: grid;
  gap: 1rem;
  max-width: 720px;
}

.privacy--full {
  max-width: 820px;
}

.privacy h3 {
  margin-bottom: 0.2rem;
}

.site-footer {
  padding: 2rem 0 2.5rem;
  background: #111b2f;
  color: #e9ecf7;
}

.site-footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-link {
  color: #e9ecf7;
}

.footer-link:hover,
.footer-link:focus-visible {
  text-decoration: underline;
}

@media (max-width: 720px) {
  .nav {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    background: var(--color-surface);
    padding: 1rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    position: absolute;
    top: 100%;
    right: 16px;
  }

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

  .nav-toggle {
    display: inline-flex;
  }
}