:root {
  --ink: #17232a;
  --muted: #5d6870;
  --line: #d8ded8;
  --panel: #ffffff;
  --soft: #eff8ef;
  --accent: #1f6f43;
  --blue: #1f5ed7;
  --warn: #b63e2f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: #f7f6f1;
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
}

a {
  color: var(--blue);
}

.site-header {
  background: var(--soft);
  border-bottom: 1px solid var(--line);
}

.site-nav {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
  padding: 18px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
  font-size: 1.22rem;
}

.brand img {
  width: 46px;
  height: 46px;
  border-radius: 10px;
}

.nav-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-weight: 700;
}

.nav-links a {
  color: var(--ink);
  text-decoration: none;
}

.hero {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
  padding: 54px 0 46px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  align-items: center;
  gap: 40px;
}

.hero h1 {
  margin: 0 0 14px;
  font-size: clamp(2.1rem, 6vw, 4rem);
  line-height: 1.02;
}

.hero p {
  margin: 0;
  max-width: 720px;
  color: var(--muted);
  font-size: 1.18rem;
}

.hero-icon {
  width: 100%;
  max-width: 260px;
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 10px 30px rgba(23, 35, 42, 0.08);
}

main {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
  padding: 34px 0 56px;
}

.section {
  margin-bottom: 34px;
}

.section h2 {
  margin: 0 0 12px;
  font-size: 1.65rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
}

.card p,
.section p,
.section li {
  color: var(--muted);
}

.policy-page {
  max-width: 860px;
}

.policy-page h1 {
  margin: 0 0 10px;
  font-size: 2.5rem;
  line-height: 1.08;
}

.policy-page h2 {
  margin-top: 30px;
}

.effective-date {
  color: var(--muted);
  font-weight: 700;
}

.notice {
  border-left: 4px solid var(--accent);
  background: #f0f8f1;
  padding: 14px 16px;
  border-radius: 6px;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 24px 0;
  color: var(--muted);
  background: #fff;
}

.site-footer-inner {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

@media (max-width: 760px) {
  .site-nav,
  .site-footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 38px;
  }

  .hero-icon {
    max-width: 180px;
  }

  .grid {
    grid-template-columns: 1fr;
  }
}