:root {
  color-scheme: light;
  --ink: #1c2a23;
  --muted: #53665d;
  --jade-dark: #173f32;
  --jade: #26765a;
  --jade-light: #d9eee3;
  --paper: #fbfaf3;
  --paper-deep: #f1ecdb;
  --gold: #b18432;
  --line: #d8cfad;
  --shadow: 0 16px 42px rgba(21, 55, 43, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 2%, rgba(85, 159, 121, 0.12), transparent 22rem),
    linear-gradient(180deg, #f7f5e9 0, var(--paper) 28rem);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 18px;
  line-height: 1.7;
}

a {
  color: #146246;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
}

a:hover,
a:focus-visible {
  color: #803f24;
}

a:focus-visible {
  outline: 3px solid #c48d2b;
  outline-offset: 4px;
  border-radius: 2px;
}

.hero {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(1rem, 4vw, 2.6rem);
  min-height: 22rem;
  padding: 4rem max(1.25rem, calc((100vw - 920px) / 2));
  color: #fffdf1;
  background:
    linear-gradient(120deg, rgba(6, 37, 27, 0.98), rgba(25, 86, 63, 0.94)),
    var(--jade-dark);
  border-bottom: 4px solid var(--gold);
}

.hero--compact {
  min-height: 16rem;
}

.hero__mark {
  display: grid;
  flex: 0 0 auto;
  width: clamp(5rem, 15vw, 8rem);
  height: clamp(5rem, 15vw, 8rem);
  place-items: center;
  border: 2px solid rgba(255, 247, 210, 0.75);
  border-radius: 50%;
  color: #fff7d2;
  background: rgba(8, 42, 31, 0.5);
  box-shadow: inset 0 0 0 8px rgba(255, 255, 255, 0.05);
  font-size: clamp(2.6rem, 8vw, 4.8rem);
  line-height: 1;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 0.4rem;
  font-size: clamp(2.1rem, 6vw, 4.25rem);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.04;
}

h2 {
  margin-bottom: 0.8rem;
  color: var(--jade-dark);
  font-size: clamp(1.5rem, 4vw, 2.1rem);
  font-weight: 600;
  line-height: 1.2;
}

h3 {
  margin-bottom: 0.25rem;
  color: #315547;
  font-size: 1.08rem;
  letter-spacing: 0.01em;
}

.eyebrow {
  margin-bottom: 0.65rem;
  color: #e6c980;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.effective {
  margin: 0;
  color: #dbecdf;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.95rem;
}

main {
  width: min(920px, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 3.5rem 0 4rem;
}

section {
  padding: 2rem 0;
  border-bottom: 1px solid var(--line);
}

section:last-child {
  border-bottom: 0;
}

.contents {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1.25rem;
  margin-bottom: 1.5rem;
  padding: 1.2rem 1.35rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.7);
  box-shadow: var(--shadow);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.88rem;
}

.contents strong {
  width: 100%;
  color: var(--jade-dark);
}

.intro,
.contact {
  margin: 1rem 0;
  padding: clamp(1.4rem, 4vw, 2.2rem);
  border: 1px solid #b6d3c3;
  border-radius: 14px;
  background: linear-gradient(145deg, #f8fff9, var(--jade-light));
  box-shadow: var(--shadow);
}

.intro {
  border-left: 5px solid var(--jade);
}

.contact {
  border-color: #dac998;
  background: linear-gradient(145deg, #fffdf3, var(--paper-deep));
}

ul,
ol {
  padding-left: 1.5rem;
}

li + li {
  margin-top: 0.55rem;
}

code {
  padding: 0.15em 0.35em;
  border-radius: 4px;
  color: #244b3b;
  background: #e4eee7;
  font-family: Consolas, monospace;
  font-size: 0.86em;
}

.back-link {
  margin-bottom: 0.5rem;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.9rem;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.5rem max(1.25rem, calc((100vw - 920px) / 2));
  color: #e7f0e9;
  background: #102e25;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.85rem;
}

footer a {
  color: #f2d993;
}

@media (max-width: 620px) {
  body {
    font-size: 16px;
  }

  .hero {
    align-items: flex-start;
    min-height: auto;
    padding-top: 2.6rem;
    padding-bottom: 2.6rem;
  }

  .hero__mark {
    width: 4.5rem;
    height: 4.5rem;
    font-size: 2.4rem;
  }

  main {
    width: min(100% - 2rem, 920px);
    padding-top: 2rem;
  }

  section {
    padding: 1.55rem 0;
  }

  .contents {
    display: grid;
  }

  footer {
    flex-direction: column;
  }
}

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