:root {
  --ink: #17212b;
  --muted: #5d6875;
  --line: #dde6ef;
  --paper: #f7fbff;
  --white: #ffffff;
  --blue: #1f7ae0;
  --blue-dark: #0f4d95;
  --mint: #31c48d;
  --orange: #f46a2a;
  --shadow: 0 24px 70px rgba(23, 33, 43, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Be Vietnam Pro", Arial, sans-serif;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(18px, 4vw, 56px);
  background: rgba(247, 251, 255, 0.86);
  border-bottom: 1px solid rgba(221, 230, 239, 0.9);
  backdrop-filter: blur(18px);
}

.brand,
.nav,
.trust-row,
.hero-actions {
  display: flex;
  align-items: center;
}

.brand {
  min-width: 172px;
}

.brand-logo {
  display: block;
  width: 172px;
  height: auto;
}

.nav {
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
}

.header-cta,
.primary-cta,
.secondary-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border-radius: 8px;
  font-weight: 800;
}

.header-cta,
.primary-cta {
  color: var(--white);
  background: var(--orange);
  box-shadow: 0 14px 28px rgba(244, 106, 42, 0.26);
}

.header-cta {
  padding: 0 18px;
  font-size: 14px;
}

.primary-cta {
  padding: 0 24px;
}

.secondary-cta {
  padding: 0 20px;
  color: var(--blue-dark);
  background: var(--white);
  border: 1px solid var(--line);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: clamp(28px, 5vw, 76px);
  align-items: center;
  min-height: calc(100vh - 78px);
  padding: clamp(44px, 7vw, 92px) clamp(18px, 5vw, 72px) 36px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--blue-dark);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  max-width: 820px;
  margin-bottom: 22px;
  font-size: clamp(42px, 6vw, 78px);
  line-height: 1.02;
  letter-spacing: 0;
}

.hero-lead {
  max-width: 650px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.75;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
  margin: 30px 0 24px;
}

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

.trust-row span {
  padding: 9px 12px;
  color: var(--blue-dark);
  background: #e8f5ff;
  border: 1px solid #cfe8fb;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}

.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 520px;
  border-radius: 8px;
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.9), rgba(225, 241, 252, 0.66)),
    radial-gradient(circle at 24% 22%, rgba(49, 196, 141, 0.2), transparent 34%);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: 24px;
  border: 1px solid rgba(31, 122, 224, 0.12);
  border-radius: 8px;
}

.hero-visual img {
  position: relative;
  z-index: 1;
  width: calc(100% - 48px);
  height: 472px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: 0 18px 42px rgba(23, 33, 43, 0.18);
}

.price-card {
  position: absolute;
  right: 22px;
  bottom: 22px;
  z-index: 2;
  width: min(250px, calc(100% - 44px));
  padding: 18px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 16px 32px rgba(23, 33, 43, 0.12);
}

.price-card span,
.price-card small,
.spec-list span {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.price-card strong {
  display: block;
  margin: 6px 0;
  color: var(--orange);
  font-size: 26px;
  line-height: 1.2;
}

.quick-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 0 clamp(18px, 5vw, 72px);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--line);
}

.quick-strip div {
  padding: 24px;
  background: var(--white);
}

.quick-strip strong,
.quick-strip span {
  display: block;
}

.quick-strip strong {
  margin-bottom: 6px;
  font-size: 20px;
}

.quick-strip span,
.benefit-card p,
.showcase p,
.faq p {
  color: var(--muted);
  line-height: 1.7;
}

.notice {
  display: flex;
  gap: 12px;
  margin: 18px clamp(18px, 5vw, 72px) 0;
  padding: 16px 18px;
  color: #344354;
  background: #fff8ed;
  border: 1px solid #f5d8ae;
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.65;
}

.notice strong {
  flex: 0 0 auto;
  color: #9a4b08;
}

.section,
.showcase,
.cta-band {
  margin: 0 auto;
  padding: clamp(62px, 8vw, 112px) clamp(18px, 5vw, 72px);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 32px;
}

.product-gallery {
  padding-top: clamp(54px, 7vw, 88px);
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
}

.gallery-grid figure {
  margin: 0;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.gallery-main {
  grid-row: span 2;
}

.gallery-grid img {
  display: block;
  width: 100%;
  height: 280px;
  object-fit: cover;
}

.gallery-main img {
  height: 100%;
  min-height: 578px;
}

.gallery-grid figcaption {
  padding: 14px 16px 16px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1.12;
}

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

.benefit-card {
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.icon {
  display: inline-flex;
  margin-bottom: 28px;
  color: var(--mint);
  font-weight: 800;
}

h3 {
  margin-bottom: 12px;
  font-size: 22px;
  line-height: 1.25;
}

.showcase {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: 28px;
  align-items: center;
  background: #eaf6fb;
}

.showcase-copy {
  max-width: 650px;
}

.steps {
  display: grid;
  gap: 14px;
}

.steps div {
  display: grid;
  grid-template-columns: 52px 1fr;
  align-items: center;
  gap: 16px;
  min-height: 86px;
  padding: 18px;
  background: var(--white);
  border: 1px solid #d2e7f1;
  border-radius: 8px;
}

.steps strong {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  color: var(--white);
  background: var(--blue);
  border-radius: 8px;
}

.steps span {
  font-weight: 800;
}

.specs {
  background: var(--white);
}

.spec-list {
  display: grid;
  border-top: 1px solid var(--line);
}

.spec-list div {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.spec-list strong {
  font-size: 18px;
  line-height: 1.5;
}

.cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: var(--ink);
  color: var(--white);
}

.cta-band .eyebrow {
  color: #99e7c8;
}

.faq details {
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.faq summary {
  cursor: pointer;
  font-size: 19px;
  font-weight: 800;
}

.faq p {
  max-width: 760px;
  margin: 12px 0 0;
}

code {
  padding: 2px 6px;
  background: #edf3f8;
  border-radius: 6px;
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 28px clamp(18px, 5vw, 72px);
  color: var(--muted);
  background: var(--white);
  border-top: 1px solid var(--line);
}

.footer a {
  color: var(--blue-dark);
  font-weight: 800;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px 18px;
}

.legal-main {
  max-width: 980px;
  margin: 0 auto;
  padding: clamp(48px, 7vw, 86px) clamp(18px, 5vw, 56px);
}

.legal-main h1 {
  max-width: 860px;
  margin-bottom: 16px;
  font-size: clamp(34px, 5vw, 58px);
}

.legal-lead {
  max-width: 820px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.8;
}

.legal-card {
  margin-top: 24px;
  padding: clamp(24px, 4vw, 36px);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.legal-card h2 {
  margin: 28px 0 10px;
  font-size: clamp(24px, 3vw, 34px);
}

.legal-card h2:first-child {
  margin-top: 0;
}

.legal-card p,
.legal-card li {
  color: var(--muted);
  line-height: 1.8;
}

.legal-card ul {
  padding-left: 22px;
}

.legal-card a {
  color: var(--blue-dark);
  font-weight: 800;
}

.legal-meta {
  margin-top: 16px;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 900px) {
  .nav {
    display: none;
  }

  .hero,
  .showcase {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .benefit-grid,
  .quick-strip,
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .notice {
    flex-direction: column;
  }

  .hero-visual {
    min-height: 420px;
  }

  .hero-visual img {
    height: 360px;
  }

  .gallery-main {
    grid-row: auto;
  }

  .gallery-main img {
    min-height: 0;
  }
}

@media (max-width: 620px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .header-cta,
  .primary-cta,
  .secondary-cta {
    width: 100%;
  }

  .hero-actions {
    width: 100%;
  }

  h1 {
    font-size: 40px;
  }

  .brand,
  .brand-logo {
    width: 156px;
    min-width: 156px;
  }

  .hero-lead {
    font-size: 16px;
  }

  .price-card {
    position: relative;
    right: auto;
    bottom: auto;
    margin: -16px 18px 18px;
  }

  .spec-list div {
    grid-template-columns: 1fr;
    gap: 8px;
  }

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

  .footer-links {
    justify-content: flex-start;
  }
}