:root {
  --text: #1c2836;
  --muted: #5c6b7a;
  --line: #d7e6f4;
  --blue: #2f80d0;
  --blue-dark: #1f6cb8;
  --page: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--page);
  color: var(--text);
  font-family: "Segoe UI", system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.6;
}

a {
  color: var(--blue);
}

.wrap {
  width: min(1040px, calc(100% - 32px));
  margin: 0 auto;
}

.top {
  position: sticky;
  top: 0;
  z-index: 2;
  background: #fff;
  border-bottom: 2px solid var(--blue);
}

.top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
  flex-wrap: wrap;
  padding: 8px 0;
}

.brand,
.wordmark {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.45em;
  color: var(--text);
  font-family: "Segoe UI", system-ui, sans-serif;
  font-size: var(--wordmark-size, 1.25rem);
  font-weight: 600;
  text-decoration: none;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.brand {
  --wordmark-size: 1.25rem;
}

.brand-mark span,
.wordmark-mark span {
  color: var(--blue);
}

.brand-tag,
.wordmark-tag {
  color: var(--muted);
  font-size: 0.62em;
  font-weight: 400;
  letter-spacing: 0.14em;
  line-height: 1;
  white-space: nowrap;
}

.nav .wordmark {
  --wordmark-size: 1rem;
}

.nav a.wordmark {
  align-items: baseline;
}

.block h2 .wordmark,
p .wordmark {
  --wordmark-size: 1em;
}

.foot-line {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.4em;
}

.foot-line .wordmark {
  --wordmark-size: 0.95rem;
}

.nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.nav a {
  color: var(--text);
  text-decoration: none;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.nav-login {
  font-weight: 600;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.nav a:hover {
  color: var(--blue);
}

.nav a.wordmark:hover,
.brand:hover {
  color: var(--text);
  text-decoration: none;
}

.nav a.wordmark:hover .wordmark-mark span,
.brand:hover .brand-mark span {
  color: var(--blue);
}

.nav a.wordmark:hover .wordmark-tag,
.brand:hover .brand-tag {
  color: var(--muted);
}

.langs {
  display: inline-flex;
  gap: 4px;
}

.langs button {
  min-width: 44px;
  min-height: 44px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  border-radius: 8px;
  cursor: pointer;
}

.langs button.active {
  border-color: var(--blue);
  color: var(--blue);
}

.hero {
  padding: 48px 0;
}

.hero-grid,
.split {
  display: grid;
  gap: 28px;
  align-items: center;
}

.hero img,
.split img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}

.slider-frame {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #f7f9fb;
}

.slider-frame img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  border: 0;
  border-radius: 0;
  opacity: 0;
}

.slider-frame img.is-on {
  opacity: 1;
}

.slider-arrow {
  position: absolute;
  top: 50%;
  z-index: 1;
  width: 44px;
  height: 44px;
  margin-top: -22px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: #fff;
  color: var(--blue);
  font: inherit;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
}

.slider-arrow.prev {
  left: 12px;
}

.slider-arrow.next {
  right: 12px;
}

.hero h1,
.block h2 {
  margin: 0 0 8px;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.12;
  font-weight: 600;
  letter-spacing: -0.03em;
}

.hero-line {
  margin: 0 0 28px;
  color: var(--blue);
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.lead {
  font-size: 1.15rem;
}

.note {
  margin: 4px 0 8px;
  color: var(--muted);
}

p {
  margin: 0 0 16px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 8px;
  text-decoration: none;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.btn-primary {
  background: var(--blue);
  color: #fff;
  border: 0;
}

.btn-primary:hover {
  background: var(--blue-dark);
  color: #fff;
}

.btn-ghost {
  border: 1px solid var(--blue);
  color: var(--blue);
  background: #fff;
}

.btn-ghost:hover {
  background: #f3f8fd;
}

.block {
  padding: 48px 0;
  border-top: 1px solid var(--line);
}

ul {
  margin: 0 0 16px;
  padding: 0 0 0 1.15rem;
}

li {
  margin: 0 0 6px;
}

.plain {
  list-style: none;
  padding: 0;
}

.channels {
  color: var(--blue);
  font-weight: 600;
}

.contact-grid {
  display: grid;
  gap: 28px;
}

form {
  display: grid;
  gap: 12px;
}

label {
  display: grid;
  gap: 6px;
  font-size: 0.95rem;
  font-weight: 600;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  font: inherit;
  font-weight: 400;
  color: var(--text);
  background: #fff;
  min-height: 44px;
}

textarea {
  min-height: 140px;
  resize: vertical;
}

input:focus,
textarea:focus {
  outline: 2px solid var(--blue);
  border-color: var(--blue);
}

.form-note {
  min-height: 1.4em;
  margin: 0;
  color: var(--muted);
  font-weight: 400;
}

.form-note.error {
  color: #9b2c2c;
}

.foot {
  border-top: 1px solid var(--line);
  padding: 20px 0 28px;
  color: var(--muted);
  font-size: 0.9rem;
}

.foot p {
  margin: 0;
}

@media (min-width: 760px) {
  .hero-grid,
  .split {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 48px;
  }

  .split-flip {
    grid-template-columns: 0.95fr 1.05fr;
  }

  .split-flip > img,
  .split-flip > .slider {
    order: -1;
  }

  .contact-grid {
    grid-template-columns: minmax(0, 560px);
  }
}