:root {
  color-scheme: light;
  --bg: #f7f9fb;
  --text: #1c252e;
  --muted: #5f6f7a;
  --line: #d8e0e7;
  --accent: #0b6f65;
  --accent-strong: #084d47;
  --blue: #0b4fb3;
  --soft: #edf5f4;
  --panel: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
}

main {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.page {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
  padding: 56px 0;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 68px;
  padding: 0 max(16px, calc((100vw - 1120px) / 2));
  border-bottom: 1px solid rgba(216, 224, 231, .72);
  background: rgba(247, 249, 251, .94);
  backdrop-filter: blur(12px);
}

.brand {
  color: var(--text);
  font-size: 18px;
  font-weight: 800;
  text-decoration: none;
}

.nav {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav a {
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

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

.hero {
  padding: 56px 0 40px;
}

.marketing-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, .62fr);
  align-items: center;
  gap: 44px;
  min-height: 520px;
  padding: 42px 0 48px;
}

.subpage-hero {
  max-width: 820px;
  padding: 58px 0 64px;
}

.hero-copy {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 18px;
  max-width: 760px;
  font-size: clamp(38px, 5vw, 58px);
  line-height: 1.04;
  font-weight: 800;
}

h2 {
  margin: 0 0 14px;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.12;
  font-weight: 800;
}

h3 {
  margin: 0 0 10px;
  font-size: 20px;
  line-height: 1.2;
}

p {
  margin: 0 0 16px;
  max-width: 760px;
  font-size: 17px;
}

.lead {
  max-width: 690px;
  color: #354652;
  font-size: 19px;
}

.muted {
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.trust-row span {
  padding: 7px 10px;
  border: 1px solid rgba(11, 111, 101, .18);
  border-radius: 999px;
  background: #fff;
  color: #334652;
  font-size: 13px;
  font-weight: 800;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 7px;
  font-weight: 800;
  text-decoration: none;
}

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

.button.primary:hover {
  background: var(--accent-strong);
}

.button.secondary {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--accent-strong);
}

.button.secondary:hover {
  border-color: var(--accent);
}

.button.full {
  width: 100%;
  margin-top: 8px;
}

.chat-visual {
  position: relative;
  min-height: 390px;
}

.phone-frame {
  width: min(100%, 330px);
  margin-left: auto;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 20px 54px rgba(28, 37, 46, .12);
}

.chat-top {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

.chat-top span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #26c363;
}

.bubble {
  width: fit-content;
  max-width: 88%;
  margin-bottom: 12px;
  padding: 11px 13px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.35;
}

.bubble.client {
  margin-left: auto;
  background: #dff7e8;
}

.bubble.assistant {
  background: #eef2f5;
}

.lead-card {
  position: absolute;
  right: 24px;
  bottom: 6px;
  width: min(280px, calc(100% - 36px));
  padding: 18px;
  border: 1px solid rgba(11, 79, 179, .2);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 44px rgba(11, 79, 179, .12);
}

.lead-card p {
  margin-bottom: 4px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.lead-card strong,
.lead-card span {
  display: block;
}

.lead-card strong {
  margin-bottom: 6px;
}

.lead-card span {
  color: var(--muted);
  font-size: 14px;
}

.section {
  padding: 76px 0;
}

.proof {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding-top: 56px;
  padding-bottom: 56px;
}

.metric {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.metric strong {
  display: block;
  margin-bottom: 8px;
  color: var(--blue);
  font-size: 36px;
  line-height: 1;
}

.metric span {
  color: var(--muted);
  font-weight: 800;
}

.band {
  margin-inline: calc(50% - 50vw);
  padding-inline: max(16px, calc((100vw - 1120px) / 2));
  background: #fff;
}

.section-head {
  max-width: 780px;
  margin-bottom: 30px;
}

.feature-grid,
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.feature,
.price-card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.feature p,
.price-card p {
  font-size: 16px;
}

.text-link {
  display: inline-flex;
  margin-top: 4px;
  color: var(--accent-strong);
  font-weight: 800;
  text-decoration: none;
}

.text-link:hover {
  color: var(--accent);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: 48px;
  align-items: start;
}

.check-list,
.price-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li,
.price-card li {
  position: relative;
  margin: 0 0 12px;
  padding-left: 28px;
}

.check-list li::before,
.price-card li::before {
  position: absolute;
  left: 0;
  color: var(--accent);
  content: "✓";
  font-weight: 900;
}

.pricing-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
}

.price-card {
  display: flex;
  flex-direction: column;
}

.price-card.highlighted {
  border-color: rgba(11, 111, 101, .42);
  box-shadow: 0 18px 48px rgba(11, 111, 101, .1);
}

.plan {
  margin-bottom: 6px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.price-card h3 {
  margin-bottom: 4px;
  font-size: 34px;
}

.setup {
  color: var(--muted);
}

.price-card ul {
  flex: 1;
  margin: 18px 0;
}

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

.faq-list article {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.faq-list p {
  margin-bottom: 0;
  font-size: 16px;
}

.cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.footer-links {
  margin-bottom: 56px;
}

.links {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.links a {
  display: block;
  min-height: 72px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--accent-strong);
  text-decoration: none;
  font-weight: 700;
}

.links a:hover {
  border-color: var(--accent);
}

.doc {
  padding-bottom: 80px;
}

.note {
  margin-top: 36px;
  padding: 16px;
  border-left: 4px solid var(--accent);
  background: var(--panel);
  color: var(--muted);
}

.panel {
  max-width: 760px;
  margin: 24px 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

label {
  display: block;
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

input {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--text);
  font: inherit;
}

select {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--text);
  font: inherit;
}

button {
  min-height: 44px;
  padding: 0 18px;
  border: 0;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

button:hover {
  background: var(--accent-strong);
}

pre {
  overflow: auto;
  margin: 0;
  padding: 12px;
  border-radius: 6px;
  background: #101820;
  color: #e6edf3;
  font-size: 13px;
}

@media (max-width: 720px) {
  main {
    width: min(100% - 24px, 1120px);
  }

  .topbar {
    position: static;
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 12px;
  }

  .nav {
    width: 100%;
    justify-content: space-between;
    gap: 10px;
  }

  .page {
    width: min(100% - 24px, 920px);
    padding-top: 36px;
  }

  .marketing-hero,
  .split,
  .feature-grid,
  .pricing-grid,
  .proof,
  .faq-list {
    grid-template-columns: 1fr;
  }

  .marketing-hero {
    min-height: auto;
    padding: 34px 0 46px;
  }

  .chat-visual {
    min-height: auto;
  }

  .phone-frame {
    margin-left: 0;
  }

  .lead-card {
    position: static;
    width: 100%;
    margin-top: 14px;
  }

  .section {
    padding: 52px 0;
  }

  .cta {
    align-items: stretch;
    flex-direction: column;
  }

  .links {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 40px;
  }
}