:root {
  --ink: #171716;
  --muted: #5d5a53;
  --paper: #f7f3ea;
  --panel: #ffffff;
  --line: #d9d2c4;
  --gold: #e0b04f;
  --clay: #c76e4e;
  --sage: #65786b;
  --radius: 8px;
  --shadow: 0 24px 70px rgba(31, 28, 22, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, "Helvetica Neue", sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
}

a {
  color: inherit;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 26px;
  padding: 18px clamp(18px, 4vw, 58px);
  background: rgba(247, 243, 234, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.brand,
.main-nav,
.header-link {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 800;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  color: #fff;
  background: var(--ink);
  border-radius: var(--radius);
  font-size: 14px;
}

.main-nav {
  justify-content: center;
  gap: clamp(14px, 2vw, 30px);
}

.main-nav a,
.header-link,
.site-footer a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}

.main-nav a:hover,
.header-link:hover,
.site-footer a:hover {
  color: var(--ink);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.82fr);
  align-items: center;
  gap: clamp(28px, 5vw, 76px);
  min-height: calc(100vh - 74px);
  padding: clamp(38px, 6vw, 92px) clamp(18px, 6vw, 86px) 58px;
}

.hero-copy {
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--clay);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  font-size: clamp(42px, 6vw, 78px);
  line-height: 0.96;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  font-size: clamp(30px, 4.1vw, 52px);
  line-height: 1.04;
  letter-spacing: 0;
}

h3 {
  margin: 12px 0 8px;
  font-size: 21px;
  line-height: 1.18;
}

.lead {
  max-width: 670px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 13px 22px;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn.primary {
  color: #fff;
  background: var(--ink);
}

.btn.secondary {
  background: transparent;
}

.quick-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 720px;
  margin: 42px 0 0;
}

.quick-facts div {
  padding: 17px;
  background: rgba(255, 255, 255, 0.56);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.quick-facts dt {
  font-size: 24px;
  font-weight: 800;
}

.quick-facts dd {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.hero-media {
  position: relative;
}

.hero-media img {
  width: min(100%, 560px);
  margin-left: auto;
  filter: drop-shadow(0 28px 44px rgba(31, 28, 22, 0.2));
}

.section {
  padding: clamp(58px, 8vw, 112px) clamp(18px, 6vw, 86px);
  border-top: 1px solid var(--line);
}

.section-heading {
  max-width: 920px;
}

.text-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(20px, 4vw, 52px);
  margin-top: 30px;
  color: var(--muted);
  font-size: 18px;
}

.split {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1fr);
  gap: clamp(28px, 5vw, 74px);
  background: #fffaf0;
}

.split > div:first-child p:not(.eyebrow) {
  color: var(--muted);
  font-size: 18px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.feature-grid article {
  min-height: 214px;
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.feature-grid span {
  color: var(--sage);
  font-weight: 800;
}

.feature-grid p,
.audience-list div,
.plain-list,
.order-copy p,
.docs p,
.contacts p,
.requisites p {
  color: var(--muted);
}

.detail-table {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 32px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
}

.detail-table div {
  display: grid;
  gap: 8px;
  min-height: 96px;
  padding: 22px;
  background: rgba(255, 255, 255, 0.65);
}

.detail-table span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}

.detail-table b {
  font-size: 18px;
}

.audience-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 30px;
}

.audience-list div {
  padding: 22px;
  background: rgba(255, 255, 255, 0.6);
  border-left: 5px solid var(--gold);
  border-radius: var(--radius);
}

.order {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.72fr);
  gap: clamp(28px, 5vw, 68px);
  background: var(--ink);
  color: #fff;
}

.order .eyebrow {
  color: var(--gold);
}

.order-copy p,
.order .plain-list {
  color: #d8d2c7;
}

.plain-list {
  padding-left: 20px;
}

.plain-list li + li {
  margin-top: 10px;
}

.lead-form {
  display: grid;
  gap: 15px;
  padding: clamp(20px, 3vw, 30px);
  color: var(--ink);
  background: var(--panel);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.lead-form label {
  display: grid;
  gap: 7px;
  font-weight: 700;
}

.lead-form input,
.lead-form textarea {
  width: 100%;
  min-height: 48px;
  padding: 12px 13px;
  color: var(--ink);
  background: #fbfaf6;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font: inherit;
}

.lead-form textarea {
  resize: vertical;
}

.checkbox {
  grid-template-columns: 18px 1fr;
  align-items: start;
  color: var(--muted);
  font-size: 13px;
  font-weight: 500;
}

.checkbox input {
  width: 18px;
  min-height: 18px;
  margin-top: 2px;
}

.form-note {
  margin: 0;
  color: var(--sage);
  font-size: 13px;
}

.legal {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.55fr);
  gap: 24px;
}

.contacts,
.requisites {
  padding: 28px;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.contacts a {
  font-weight: 800;
}

.docs {
  display: grid;
  gap: 12px;
  padding-top: 0;
}

details {
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

summary {
  padding: 20px 24px;
  font-weight: 800;
  cursor: pointer;
}

details p {
  margin: 0;
  padding: 0 24px 20px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 26px clamp(18px, 6vw, 86px);
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.site-footer p {
  margin: 0;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .main-nav {
    display: none;
  }

  .hero,
  .split,
  .order,
  .legal {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-media img {
    margin: 0;
  }

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

@media (max-width: 680px) {
  .site-header {
    gap: 12px;
    padding: 14px 16px;
  }

  .brand span:last-child {
    display: none;
  }

  .header-link {
    font-size: 13px;
  }

  .hero {
    padding-top: 34px;
  }

  .quick-facts,
  .text-columns,
  .feature-grid,
  .detail-table,
  .audience-list {
    grid-template-columns: 1fr;
  }

  .quick-facts div,
  .detail-table div {
    min-height: auto;
  }

  .btn {
    width: 100%;
  }

  .site-footer {
    flex-direction: column;
  }
}