:root {
  --navy: #203447;
  --text: #2b4560;
  --muted: #5d7897;
  --accent: #ffb400;
  --pale: #e8f6ff;
  --line: #d2e8f7;
}

* { box-sizing: border-box; }
html { min-height: 100%; }
body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  font-family: 'Inter', Arial, sans-serif;
  color: var(--text);
  background: #f8fcff;
}
.page {
  min-height: 100vh;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  isolation: isolate;
  padding: 26px 24px 18px;
  background: radial-gradient(ellipse at 50% 40%, #fff 0%, #fbfeff 56%, #f3faff 100%);
}
.content { width: min(100%, 900px); position: relative; z-index: 1; text-align: center; }
.hero-art { width: min(100%, 620px); margin: 0 auto 12px; }
.hero-art img { display: block; width: 100%; height: auto; mix-blend-mode: multiply; }
h1 { margin: 0; color: var(--navy); font-size: clamp(2.6rem, 6.1vw, 4.65rem); line-height: .99; letter-spacing: -.045em; font-weight: 900; }
h1 span { display: block; }
h1 .accent { color: var(--accent); margin-top: 5px; }
.intro { margin: 24px 0 0; font-size: clamp(1rem, 2.2vw, 1.35rem); line-height: 1.55; font-weight: 600; }
.subintro { margin: 6px 0 0; color: var(--muted); font-size: clamp(.95rem, 2vw, 1.2rem); line-height: 1.55; }
.divider { display: flex; align-items: center; justify-content: center; gap: 20px; margin: 25px auto 28px; color: var(--accent); }
.divider span { display: block; width: 105px; max-width: 25%; height: 2px; background: var(--accent); }
.divider b { font-size: 27px; line-height: 1; }
.features { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); align-items: start; }
.feature { min-width: 0; padding: 0 14px; position: relative; }
.feature + .feature::before { content: ''; position: absolute; left: 0; top: 10px; height: 54px; width: 1px; background: var(--line); }
.feature-icon { display: grid; place-items: center; width: 58px; height: 58px; margin: 0 auto 8px; border-radius: 50%; background: #e8f6ff; }
.feature-icon svg { width: 30px; height: 30px; fill: none; stroke: #385a78; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.feature p { margin: 0; font-size: clamp(.75rem, 1.4vw, .9rem); line-height: 1.45; font-weight: 500; }
footer { position: relative; z-index: 1; margin-top: 32px; color: #8298ad; font-size: .75rem; text-align: center; }
.corner { position: absolute; z-index: 0; pointer-events: none; background: #e5f5ff; }
.corner-top { width: 390px; height: 235px; top: -145px; left: -95px; border-radius: 0 0 65% 0; transform: rotate(-9deg); }
.corner-bottom { width: 500px; height: 260px; right: -170px; bottom: -170px; border-radius: 65% 0 0 0; transform: rotate(-7deg); }
.brick { position: absolute; z-index: 0; display: grid; gap: 7px; opacity: .75; }
.brick i { display: block; height: 23px; width: 69px; border-radius: 3px; background: #dff2ff; }
.brick i:nth-child(2) { margin-left: 34px; }
.brick-top { top: 9%; right: 4%; }
.brick-bottom { bottom: 13%; left: 3%; }

@media (min-width: 1200px) {
  .hero-art { width: 660px; }
  .content { width: min(100%, 960px); }
}
@media (max-width: 640px) {
  .page { padding: 28px 18px 18px; justify-content: flex-start; }
  .content { margin: auto 0; }
  .hero-art { width: min(100%, 440px); margin-bottom: 14px; }
  h1 { font-size: clamp(2.25rem, 9vw, 3.45rem); letter-spacing: -.04em; }
  .intro { margin-top: 18px; }
  .divider { margin: 22px auto 22px; gap: 14px; }
  .divider span { width: 75px; }
  .features { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 24px; }
  .feature { padding: 0 8px; }
  .feature + .feature::before { display: none; }
  .feature:nth-child(even)::before { display: block; top: 5px; height: 58px; }
  .feature p { font-size: .82rem; }
  .corner-top { width: 250px; height: 150px; top: -95px; left: -90px; }
  .corner-bottom { width: 280px; height: 160px; right: -150px; bottom: -110px; }
  .brick-top { top: 3%; right: -30px; transform: scale(.7); }
  .brick-bottom { bottom: 5%; left: -30px; transform: scale(.7); }
  footer { margin-top: 26px; }
}
@media (max-width: 380px) {
  .page { padding-left: 14px; padding-right: 14px; }
  h1 { font-size: 2.05rem; }
  .intro { font-size: .96rem; }
  .subintro { font-size: .9rem; }
  .feature-icon { width: 52px; height: 52px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; }
}