:root {
  --bg: #06101d;
  --panel: #101c2a;
  --ink: #101827;
  --muted: #5b6b80;
  --line: #d9e3ef;
  --soft: #f5f8fb;
  --green: #25d366;
  --green-dark: #128c7e;
  --cyan: #19c7e5;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, Aptos, Arial, sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 18px clamp(18px, 4vw, 64px);
  color: var(--white);
  background: rgba(6, 16, 29, 0.94);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 23px;
  font-weight: 900;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  color: var(--bg);
  background: linear-gradient(135deg, var(--green), var(--cyan));
  font-size: 15px;
}

nav {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 15px;
  font-weight: 700;
}

.button,
.ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 14px 18px;
  border-radius: 8px;
  font-weight: 900;
}

.button {
  color: var(--bg);
  background: var(--green);
}

.button.small {
  min-height: 40px;
  padding: 10px 14px;
}

.ghost {
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.24);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 480px);
  gap: 52px;
  min-height: calc(100vh - 78px);
  padding: clamp(50px, 8vw, 110px) clamp(20px, 5vw, 76px);
  color: var(--white);
  background:
    radial-gradient(circle at 74% 24%, rgba(37, 211, 102, 0.2), transparent 28%),
    linear-gradient(135deg, #06101d 0%, #0b2731 58%, #06101d 100%);
}

.hero-text {
  align-self: center;
}

.kicker {
  margin: 0 0 14px;
  color: var(--green);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 2px;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 800px;
  margin-bottom: 22px;
  font-size: clamp(48px, 7vw, 92px);
  line-height: 0.96;
}

h2 {
  max-width: 840px;
  margin-bottom: 22px;
  font-size: clamp(31px, 4.2vw, 58px);
  line-height: 1.04;
}

h3 {
  margin-bottom: 12px;
  font-size: 24px;
}

.lead {
  max-width: 690px;
  color: #d1deea;
  font-size: 21px;
  line-height: 1.5;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.demo-card {
  align-self: center;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.26);
}

.demo-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
}

.demo-label {
  margin-left: auto;
  padding: 5px 8px;
  border: 1px solid rgba(37, 211, 102, 0.55);
  border-radius: 999px;
  color: var(--green);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 1px;
}

.dot {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--green);
}

.message {
  max-width: 86%;
  margin-bottom: 12px;
  padding: 13px 15px;
  border-radius: 8px;
  color: var(--ink);
  line-height: 1.38;
}

.message.left {
  background: var(--white);
}

.message.right,
.message.reminder {
  margin-left: auto;
  background: #dcf8c6;
}

.message.reminder {
  border: 1px solid #85cf7d;
}

.demo-link {
  display: inline-block;
  margin-top: 8px;
  color: var(--green);
  font-weight: 900;
}

.live-demo {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(480px, 1.22fr);
  gap: clamp(36px, 6vw, 80px);
  align-items: center;
  color: var(--white);
  background: #07111f;
}

.demo-copy > p:not(.kicker) {
  max-width: 620px;
  color: #c8d6e2;
  font-size: 18px;
  line-height: 1.65;
}

.demo-points {
  display: grid;
  gap: 10px;
  margin-top: 28px;
  color: #d8e6ef;
  font-weight: 800;
}

.demo-console {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 16px;
  align-items: stretch;
}

.phone-shell,
.owner-alert {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 12px;
  background: #101c2a;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.25);
}

.phone-shell {
  overflow: hidden;
}

.phone-top {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: #173447;
}

.phone-top div {
  display: grid;
  gap: 3px;
}

.phone-top small {
  color: #b9d8cc;
}

.avatar {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  color: #07111f;
  background: var(--green);
  font-size: 13px;
  font-weight: 900;
}

.demo-thread {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 270px;
  padding: 18px;
  background: #e7ddd3;
}

.chat {
  max-width: 86%;
  padding: 11px 13px;
  border-radius: 9px;
  color: #14202b;
  line-height: 1.45;
}

.chat.customer {
  background: var(--white);
}

.chat.bot {
  align-self: flex-end;
  background: #dcf8c6;
}

.chat.bot b {
  display: block;
  margin-bottom: 4px;
  color: #128c7e;
  font-size: 12px;
}

.chat.system {
  align-self: center;
  color: #4f5e67;
  background: rgba(255, 255, 255, 0.78);
  font-size: 12px;
  text-align: center;
}

.demo-buttons {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 9px;
  padding: 14px;
}

.demo-buttons button {
  padding: 11px 9px;
  border: 1px solid #345064;
  border-radius: 8px;
  color: #e6f3f7;
  background: #14293a;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.demo-buttons button:hover,
.demo-buttons button:focus-visible,
.demo-buttons button.active {
  border-color: var(--green);
  color: #07111f;
  background: var(--green);
  outline: none;
}

.owner-alert {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 20px;
}

.owner-alert span {
  margin-bottom: 14px;
  color: var(--cyan);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 1.5px;
}

.owner-alert strong {
  color: var(--white);
  font-size: 20px;
  line-height: 1.2;
}

.owner-alert p {
  margin: 12px 0 0;
  color: #b8c9d6;
  line-height: 1.5;
}

.owner-alert.hot {
  border-color: #ffb14a;
  background: #2a1c12;
}

.owner-alert.hot span,
.owner-alert.hot strong {
  color: #ffbd63;
}

.logos {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 22px;
  padding: 22px 20px;
  border-bottom: 1px solid var(--line);
}

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

.logos strong {
  font-size: 17px;
}

.section {
  padding: clamp(58px, 8vw, 98px) clamp(20px, 5vw, 76px);
}

.problem {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(320px, 1.15fr);
  gap: 42px;
  background: var(--soft);
}

.problem-grid,
.service-grid,
.price-grid {
  display: grid;
  gap: 18px;
}

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

.problem-grid article,
.service,
.price-grid article {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.problem-grid p,
.service p,
.price-grid p,
.seo-text p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.58;
}

.service-grid,
.price-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.service span {
  display: block;
  margin-bottom: 46px;
  color: var(--green-dark);
  font-weight: 900;
}

.process {
  color: var(--white);
  background: var(--bg);
}

.process ol {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.process li {
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.07);
}

.process p {
  color: #c8d6e2;
  line-height: 1.5;
}

.pricing {
  background: var(--soft);
}

.price-grid strong {
  display: block;
  margin-bottom: 14px;
  color: var(--green-dark);
  font-size: 28px;
  line-height: 1.1;
}

.highlight {
  border-color: var(--green) !important;
  box-shadow: 0 18px 46px rgba(18, 140, 126, 0.11);
}

.seo-text {
  max-width: 1050px;
}

.final-cta {
  display: grid;
  justify-items: center;
  text-align: center;
  padding: clamp(58px, 8vw, 96px) 20px;
  color: var(--white);
  background: linear-gradient(135deg, #0b2731, #06101d);
}

.final-cta h2 {
  max-width: 850px;
}

.email {
  margin-top: 18px;
  color: #c8d6e2;
}

footer {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: 24px 20px;
  color: #c8d6e2;
  background: #06101d;
}

footer strong {
  color: var(--white);
}

@media (max-width: 900px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .hero,
  .problem,
  .live-demo {
    grid-template-columns: 1fr;
  }

  .demo-console {
    grid-template-columns: 1fr;
  }

  .service-grid,
  .price-grid,
  .process ol {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .lead {
    font-size: 19px;
  }
}

@media (max-width: 560px) {
  .site-header nav a:not(.button) {
    display: none;
  }

  .demo-buttons {
    grid-template-columns: 1fr;
  }
}