:root {
  --paper: #f8f6f1;
  --card: #fffdfa;
  --ink: #302d29;
  --muted: #847b70;
  --line: #e9e1d5;
  --brand: #d99a20;
  --brand-dark: #b97713;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

.nav {
  width: min(1120px, calc(100% - 48px));
  height: 88px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-size: 20px;
  font-weight: 700;
  text-decoration: none;
}
.brand img { width: 38px; height: 38px; border-radius: 10px; }
nav { display: flex; gap: 30px; }
nav a { color: var(--muted); font-size: 14px; text-decoration: none; }

.hero {
  width: min(1120px, calc(100% - 48px));
  min-height: 660px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  align-items: center;
  gap: 90px;
}
.hero-copy, .brand-stage { min-width: 0; }
.eyebrow, .section-label {
  margin: 0 0 24px;
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: .2em;
}
h1 {
  margin: 0;
  font-size: clamp(52px, 5.7vw, 78px);
  line-height: 1.14;
  letter-spacing: -.045em;
}
.intro {
  max-width: 560px;
  margin: 30px 0 38px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.95;
}
.button {
  display: inline-block;
  padding: 14px 24px;
  border-radius: 12px;
  background: var(--brand);
  color: #fff;
  font-weight: 650;
  text-decoration: none;
}
.button:hover { background: var(--brand-dark); }

.brand-stage {
  position: relative;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--card);
  box-shadow: 0 30px 80px rgba(75, 58, 31, .09);
}
.brand-stage::before, .brand-stage::after {
  position: absolute;
  content: "";
  background: var(--line);
}
.brand-stage::before { width: 1px; height: 116%; }
.brand-stage::after { width: 116%; height: 1px; }
.brand-stage img {
  position: relative;
  z-index: 1;
  width: 48%;
  height: 48%;
  border-radius: 26%;
  box-shadow: 0 18px 46px rgba(91, 60, 12, .12);
}
.stage-word {
  position: absolute;
  top: 11%;
  left: 15%;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .24em;
}
.stage-word-right { top: auto; right: 14%; bottom: 11%; left: auto; }

.about {
  width: min(1120px, calc(100% - 48px));
  margin: 80px auto 22px;
  padding: 64px;
  border-radius: 24px;
  background: var(--ink);
  color: #fff;
}
.about .section-label { color: #e7ac38; }
.about-content {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 80px;
  align-items: end;
}
.about h2 {
  margin: 0;
  font-size: clamp(36px, 4vw, 54px);
  line-height: 1.35;
}
.about p:last-child { margin: 0; color: #c9c2b9; line-height: 1.9; }

.beliefs {
  width: min(1120px, calc(100% - 48px));
  margin: 22px auto 100px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.beliefs article {
  min-height: 220px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--card);
}
.beliefs article > span { color: var(--brand); font-size: 13px; font-weight: 750; }
h3 { margin: 42px 0 14px; font-size: 23px; }
.beliefs p { margin: 0; color: var(--muted); line-height: 1.75; }

footer {
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
  padding: 28px 0 42px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}
.footer-copy {
  display: flex;
  justify-content: space-between;
}
.icp {
  display: inline-block;
  margin-top: 20px;
  color: var(--muted);
  text-decoration: none;
}
.icp:hover {
  color: var(--brand-dark);
}

@media (max-width: 760px) {
  .nav { width: calc(100% - 36px); height: 72px; }
  nav { gap: 18px; }
  .hero {
    width: calc(100% - 36px);
    min-height: auto;
    padding: 66px 0 74px;
    grid-template-columns: minmax(0, 1fr);
    gap: 66px;
  }
  h1 { font-size: 49px; }
  .intro { font-size: 16px; }
  .brand-stage { width: min(100%, 430px); margin: 0 auto; }
  .about {
    width: calc(100% - 36px);
    margin-top: 20px;
    padding: 38px 28px;
  }
  .about-content { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .about h2 { font-size: 38px; }
  .beliefs {
    width: calc(100% - 36px);
    grid-template-columns: minmax(0, 1fr);
  }
  .beliefs article { min-height: 180px; }
  footer { width: calc(100% - 36px); }
  .footer-copy {
    flex-direction: column;
    gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}