:root {
  color-scheme: light dark;
  --blue: #0958ff;
  --blue-dark: #0038b8;
  --ink: #07090d;
  --muted: #667085;
  --line: #e7eaf0;
  --soft: #f5f7fb;
  --surface: #ffffff;
  --surface-strong: #ffffff;
  --white: #ffffff;
  --shadow: 0 24px 60px rgba(7, 9, 13, 0.12);
}

html[data-theme="dark"] {
  color-scheme: dark;
  --ink: #f7f9fc;
  --muted: #a7b0c0;
  --line: rgba(255, 255, 255, 0.12);
  --soft: #0f141d;
  --surface: #07090d;
  --surface-strong: #0c111a;
  --shadow: 0 28px 70px rgba(0, 0, 0, 0.42);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: Inter, Arial, sans-serif;
  background: var(--surface);
  overflow-x: hidden;
}

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

img,
.demo-flip-card,
.demo-card-inner,
.demo-card-face {
  -webkit-user-select: none;
  user-select: none;
  -webkit-user-drag: none;
  -webkit-touch-callout: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 76px;
  padding: 14px clamp(18px, 4vw, 56px);
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  width: 148px;
  height: 48px;
}

.brand img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  object-position: left center;
}



.nav {
  display: flex;
  align-items: center;
  gap: 26px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-cta,
.button,
.price-card a,
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 8px;
  font-weight: 750;
  line-height: 1;
}

.header-cta {
  padding: 0 18px;
  color: #ffffff;
  background: #07090d;
}

html[data-theme="dark"] .header-cta {
  color: #07090d;
  background: #ffffff;
}

.theme-toggle {
  gap: 8px;
  padding: 0 14px;
  border: 1px solid var(--line);
  color: var(--ink);
  background: var(--surface-strong);
  cursor: pointer;
}

.theme-toggle-icon {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: linear-gradient(90deg, var(--blue) 0 50%, var(--ink) 50%);
  border: 1px solid var(--line);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(430px, 1.05fr);
  gap: clamp(36px, 6vw, 84px);
  align-items: center;
  padding: clamp(58px, 8vw, 104px) clamp(18px, 5vw, 72px) 54px;
  min-height: min(820px, calc(100svh - 76px));
  overflow: hidden;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(48px, 7vw, 88px);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(32px, 4.4vw, 58px);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 21px;
  line-height: 1.2;
}

.hero-text {
  max-width: 640px;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.55;
}

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

.button {
  padding: 0 22px;
  border: 1px solid transparent;
}

.button.primary {
  color: #ffffff;
  background: var(--blue);
  box-shadow: 0 14px 28px rgba(9, 88, 255, 0.22);
}

.button.secondary {
  border-color: var(--line);
  background: var(--surface-strong);
}

.button.light {
  color: #07090d;
  background: #ffffff;
}

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

.trust-row span {
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  background: var(--surface-strong);
  font-size: 13px;
  font-weight: 700;
}

.hero-visual {
  position: relative;
  display: grid;
  justify-items: center;
  align-content: center;
  min-height: 560px;
  perspective: 1400px;
}

.demo-flip-card {
  width: min(100%, 600px);
  aspect-ratio: 1.586 / 1;
  padding: 0;
  border: 0;
  border-radius: 28px;
  background: transparent;
  cursor: pointer;
  perspective: 1400px;
  filter: drop-shadow(0 28px 56px rgba(7, 9, 13, 0.18));
}

.demo-card-inner {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  transform-style: preserve-3d;
  transform: rotateX(7deg) rotateY(-18deg);
  transition: transform 720ms cubic-bezier(.2,.8,.2,1);
}

.demo-flip-card:hover .demo-card-inner {
  transform: rotateX(4deg) rotateY(-10deg) translateY(-4px);
}

.demo-flip-card.is-flipped .demo-card-inner {
  transform: rotateX(7deg) rotateY(180deg);
}

.demo-card-face {
  position: absolute;
  inset: 0;
  display: block;
  overflow: hidden;
  border-radius: inherit;
  backface-visibility: hidden;
  background: #07090d;
}

.demo-card-face img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.card-dark,
html[data-theme="dark"] .card-light {
  display: none;
}

html[data-theme="dark"] .card-dark {
  display: block;
}

.demo-card-back {
  transform: rotateY(180deg);
}

.demo-hint {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.strip span {
  padding: 22px 16px;
  text-align: center;
  color: var(--ink);
  font-weight: 800;
}

.strip span + span {
  border-left: 1px solid var(--line);
}

.section {
  padding: clamp(72px, 9vw, 118px) clamp(18px, 5vw, 72px);
}

.section-heading {
  max-width: 790px;
  margin-bottom: 34px;
}

.section-heading h2 {
  margin-bottom: 0;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.product-card,
.price-card,
.steps article,
.faq-list details {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-strong);
}

.product-card {
  min-height: 282px;
  padding: 26px;
}

.product-card p,
.price-card p,
.steps p,
.faq-list p,
.travel-band p {
  color: var(--muted);
  line-height: 1.55;
}

.product-icon {
  width: 52px;
  height: 52px;
  margin-bottom: 24px;
  border: 2px solid var(--blue);
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(9, 88, 255, 0.12), rgba(9, 88, 255, 0));
}

.review-icon {
  box-shadow: inset 13px 13px 0 rgba(9, 88, 255, 0.16);
}

.business-icon {
  border-radius: 50%;
}

.menu-icon {
  border-style: dashed;
}

.custom-icon {
  transform: rotate(45deg);
}

.travel-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  padding: clamp(46px, 6vw, 76px) clamp(18px, 5vw, 72px);
  color: #ffffff;
  background:
    radial-gradient(circle at 92% 20%, rgba(255, 255, 255, 0.2), transparent 20%),
    linear-gradient(135deg, #07090d, #101827 62%, var(--blue-dark));
}

.travel-band .eyebrow,
.travel-band p {
  color: rgba(255, 255, 255, 0.78);
}

.travel-band h2 {
  max-width: 820px;
  margin-bottom: 14px;
}

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

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.price-card {
  position: relative;
  padding: 30px;
}

.price-card.featured {
  border-color: rgba(9, 88, 255, 0.44);
  box-shadow: 0 18px 42px rgba(9, 88, 255, 0.11);
}

.badge {
  display: inline-flex;
  margin-bottom: 16px;
  padding: 7px 10px;
  border-radius: 999px;
  color: var(--blue);
  background: rgba(9, 88, 255, 0.1);
  font-size: 13px;
  font-weight: 800;
}

.price {
  margin-bottom: 12px;
  color: var(--ink) !important;
  font-size: 46px;
  font-weight: 850;
  line-height: 1;
}

.price-card a {
  width: 100%;
  margin-top: 18px;
  color: #ffffff;
  background: #07090d;
}

html[data-theme="dark"] .price-card a {
  color: #07090d;
  background: #ffffff;
}

.price-card.featured a {
  color: #ffffff;
  background: var(--blue);
}

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

.steps article {
  padding: 28px;
}

.steps span {
  display: block;
  margin-bottom: 28px;
  color: var(--blue);
  font-size: 15px;
  font-weight: 850;
}

.faq-section {
  padding: 88px clamp(18px, 5vw, 72px);
  background: var(--soft);
}

.faq-list {
  display: grid;
  gap: 12px;
  max-width: 850px;
}

.faq-list details {
  padding: 22px 24px;
}

.faq-list summary {
  cursor: pointer;
  font-weight: 800;
}

.faq-list p {
  margin: 14px 0 0;
}

.final-cta {
  padding: clamp(74px, 9vw, 124px) clamp(18px, 5vw, 72px);
  text-align: center;
}

.final-cta h2 {
  max-width: 820px;
  margin: 0 auto 28px;
}

@media (max-width: 1040px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-visual {
    min-height: 500px;
  }

  .product-grid,
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 720px) {
  html,
  body {
    max-width: 100%;
    overflow-x: hidden;
  }

  .site-header {
    min-height: 68px;
    padding-inline: 18px;
  }

  .brand {
    width: 128px;
    height: 42px;
  }

  .nav {
    display: none;
  }

  .header-actions {
    gap: 8px;
  }

  .theme-toggle {
    width: 42px;
    padding: 0;
  }

  .theme-toggle-text {
    display: none;
  }

  .header-cta {
    width: 64px;
    min-height: 40px;
    padding: 0 12px;
    font-size: 0;
  }

  .header-cta::after {
    content: "Chat";
    font-size: 13px;
  }

  .hero {
    gap: 24px;
    padding: 34px 18px 34px;
  }

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

  .eyebrow {
    margin-bottom: 10px;
    font-size: 12px;
  }

  h1 {
    max-width: 100%;
    font-size: clamp(29px, 7.8vw, 34px);
    line-height: 1.1;
    margin-bottom: 16px;
  }

  .hero-text {
    max-width: 100%;
    font-size: 15.5px;
    line-height: 1.5;
    margin-bottom: 22px;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin-bottom: 16px;
  }

  .button {
    width: 100%;
  }

  .trust-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .trust-row span {
    padding: 8px 12px;
  }

  .hero-visual {
    min-height: 300px;
    margin-top: 4px;
  }

  .demo-flip-card {
    width: min(88vw, 340px);
    border-radius: 18px;
  }

  .demo-card-inner,
  .demo-flip-card:hover .demo-card-inner {
    transform: rotateX(4deg) rotateY(-7deg);
  }

  .demo-flip-card.is-flipped .demo-card-inner {
    transform: rotateX(4deg) rotateY(180deg);
  }

  .demo-hint {
    margin-top: 12px;
    font-size: 13px;
  }

  .strip,
  .product-grid,
  .pricing-grid,
  .steps,
  .travel-band {
    grid-template-columns: 1fr;
  }

  .strip span + span {
    border-left: 0;
    border-top: 1px solid var(--line);
  }
}