:root {
  --ink: #111827;
  --muted: #667085;
  --paper: #eef3fb;
  --panel: rgba(255, 255, 255, 0.48);
  --line: rgba(46, 76, 116, 0.14);
  --accent: #ef1f2d;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100%;
  margin: 0;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  background: linear-gradient(90deg, #f5f8fd 0%, #e9edf7 42%, #edf1fa 100%);
}

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

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 58px;
  padding: 0 7vw;
  color: #fff;
  background: linear-gradient(100deg, #658af4 0%, #9e6ee6 100%);
}

.brand {
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0;
}

.legal-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 3vw, 46px);
  font-weight: 600;
  font-size: 16px;
}

.legal-nav a {
  padding: 10px 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(250px, 360px) minmax(0, 1fr);
  gap: clamp(26px, 4vw, 70px);
  align-items: center;
  min-height: calc(100vh - 58px);
  padding: clamp(54px, 9vh, 112px) clamp(24px, 7vw, 120px) 48px;
}

.intro-panel {
  display: grid;
  justify-items: start;
  gap: 20px;
}

.intro-panel img {
  width: min(100%, 330px);
  height: auto;
  object-fit: contain;
}

.intro-panel h1 {
  margin: 0;
  color: var(--accent);
  font-size: clamp(26px, 2.4vw, 40px);
  line-height: 1.16;
  font-weight: 500;
  letter-spacing: 0;
}

.intro-panel p {
  max-width: 330px;
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.6;
}

.showcase {
  display: grid;
  grid-template-columns: minmax(170px, 0.88fr) minmax(210px, 1.06fr) minmax(170px, 0.88fr);
  gap: clamp(18px, 2.8vw, 46px);
  align-items: center;
}

.preview-card {
  position: relative;
  justify-self: center;
  width: 100%;
  min-width: 0;
  overflow: hidden;
  border-radius: 8px;
  background: transparent;
}

.preview-card img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.side-card {
  max-width: 300px;
  align-self: center;
}

.main-card {
  max-width: 380px;
  align-self: center;
}

.gallery {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-start;
  gap: 22px;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 42px) 68px;
}

.gallery img {
  width: min(100%, 300px);
  height: auto;
  object-fit: contain;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  box-shadow: 0 18px 38px rgba(41, 56, 85, 0.14);
}

.doc-page {
  min-height: calc(100vh - 58px);
  padding: clamp(40px, 8vw, 90px) 20px;
}

.doc {
  max-width: 860px;
  margin: 0 auto;
  padding: clamp(28px, 5vw, 58px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 18px 48px rgba(45, 58, 89, 0.12);
}

.doc h1 {
  margin: 0 0 10px;
  font-size: clamp(30px, 4vw, 48px);
  letter-spacing: 0;
}

.doc h2 {
  margin: 30px 0 10px;
  font-size: 22px;
  letter-spacing: 0;
}

.doc p,
.doc li {
  color: #3f4b5f;
  font-size: 16px;
  line-height: 1.72;
}

.doc ul {
  padding-left: 22px;
}

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

@media (max-width: 1100px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .intro-panel {
    grid-template-columns: minmax(180px, 280px) minmax(0, 1fr);
    align-items: end;
  }

  .intro-panel p {
    grid-column: 2;
  }
}

@media (max-width: 760px) {
  .topbar {
    min-height: 54px;
    padding: 0 18px;
  }

  .brand {
    font-size: 18px;
  }

  .legal-nav {
    gap: 14px;
    font-size: 13px;
  }

  .hero {
    padding: 28px 16px 34px;
    gap: 28px;
  }

  .intro-panel {
    grid-template-columns: 116px minmax(0, 1fr);
    gap: 14px 18px;
  }

  .intro-panel img {
    width: 116px;
  }

  .intro-panel h1 {
    font-size: 25px;
  }

  .intro-panel p {
    grid-column: 1 / -1;
    max-width: none;
    font-size: 15px;
  }

  .showcase {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    padding: 2px 4px 12px;
    scroll-snap-type: x mandatory;
  }

  .preview-card {
    flex: 0 0 74vw;
    max-width: none;
    scroll-snap-align: start;
  }

  .gallery {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    padding-bottom: 40px;
  }

  .gallery img {
    width: 100%;
  }
}

@media (max-width: 430px) {
  .legal-nav {
    gap: 10px;
    font-size: 12px;
  }

  .preview-card {
    flex-basis: 82vw;
  }
}