:root {
  --bg: #f5f7fb;
  --panel: #ffffff;
  --ink: #121722;
  --muted: #5f6c7b;
  --line: rgba(18, 23, 34, 0.1);
  --accent: #1d8fff;
  --accent-soft: #d9ecff;
  --shadow: 0 20px 60px rgba(18, 23, 34, 0.08);
  --sans: "Aptos", "Segoe UI", sans-serif;
  --serif: "Georgia", "Times New Roman", serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at top right, rgba(29, 143, 255, 0.12), transparent 28%),
    linear-gradient(180deg, #f9fbfd 0%, var(--bg) 100%);
  font-family: var(--sans);
}

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

img {
  display: block;
  max-width: 100%;
}

.site-header,
.hero,
.foundation,
.site-footer {
  width: min(1080px, calc(100% - 32px));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 0 12px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand img {
  width: 30px;
  height: 30px;
  object-fit: contain;
}

.header-link {
  color: var(--muted);
  font-size: 0.95rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(260px, 0.95fr);
  gap: 28px;
  align-items: center;
  padding: 48px 0 56px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero h1,
.foundation h2 {
  margin: 0;
  font-family: var(--serif);
  line-height: 1;
  letter-spacing: -0.035em;
}

.hero h1 {
  max-width: 11ch;
  font-size: clamp(2rem, 4vw, 3.4rem);
}

.hero-text,
.foundation p,
.site-footer {
  color: var(--muted);
}

.hero-text {
  max-width: 34rem;
  margin: 18px 0 0;
  font-size: 1rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
}

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

.button--ghost {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.72);
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.hero-logo {
  width: min(100%, 280px);
  height: auto;
  filter: drop-shadow(0 18px 36px rgba(18, 23, 34, 0.08));
}

.foundation {
  padding: 0 0 72px;
}

.panel {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.8);
  box-shadow: var(--shadow);
}

.foundation h2 {
  max-width: 14ch;
  font-size: clamp(1.5rem, 2.4vw, 2.3rem);
}

.foundation p {
  max-width: 52rem;
  margin: 16px 0 0;
  line-height: 1.7;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 0 24px;
  font-size: 0.92rem;
}

@media (max-width: 820px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 20px;
    padding-top: 28px;
  }

  .hero h1 {
    max-width: 12ch;
    font-size: clamp(1.8rem, 9vw, 2.8rem);
  }

  .hero-visual {
    justify-content: flex-start;
  }

  .hero-logo {
    width: min(72vw, 240px);
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}