/* hamon.fujibit.com - shared styles */
:root {
  --washi-top: #F7EFDD;
  --washi-bottom: #E8D5B0;
  --washi-dark: #D9BE89;
  --sumi: #2A1F14;
  --sumi-soft: #4A3A28;
  --kinpaku: #C9A95E;
  --kinpaku-deep: #A88840;
  --shu: #B83C2C;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho",
    "Noto Serif JP", "Cormorant Garamond", "Times New Roman", serif;
  color: var(--sumi);
  background:
    radial-gradient(ellipse at 50% 30%,
      var(--washi-top) 0%,
      var(--washi-bottom) 70%,
      var(--washi-dark) 100%);
  min-height: 100vh;
  line-height: 1.8;
  letter-spacing: 0.02em;
}

.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}

header.site-header {
  text-align: center;
  padding: 48px 24px 32px;
  border-bottom: 1px solid var(--kinpaku);
  margin-bottom: 40px;
}

header.site-header h1 {
  font-size: 28px;
  font-weight: 700;
  color: var(--sumi);
  letter-spacing: 0.3em;
  margin-bottom: 8px;
}

header.site-header .subtitle {
  font-size: 14px;
  color: var(--sumi-soft);
  letter-spacing: 0.2em;
}

nav.site-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px 24px;
  padding: 16px 24px;
  border-bottom: 1px solid rgba(201, 169, 94, 0.4);
  margin-bottom: 32px;
}

nav.site-nav a {
  color: var(--sumi);
  text-decoration: none;
  font-size: 13px;
  letter-spacing: 0.15em;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

nav.site-nav a:hover,
nav.site-nav a.current {
  color: var(--shu);
  border-bottom-color: var(--kinpaku-deep);
}

main {
  background: rgba(247, 239, 221, 0.5);
  border: 1px solid var(--kinpaku);
  padding: 40px 32px;
  box-shadow: 0 8px 24px rgba(42, 31, 20, 0.12);
}

main::before {
  content: "";
  display: block;
  width: 60px;
  height: 1px;
  background: var(--kinpaku);
  margin: 0 auto 24px;
}

h2 {
  font-size: 22px;
  color: var(--shu);
  letter-spacing: 0.15em;
  margin-bottom: 20px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--kinpaku);
}

h3 {
  font-size: 17px;
  color: var(--sumi);
  letter-spacing: 0.1em;
  margin: 28px 0 12px;
}

p {
  font-size: 15px;
  margin-bottom: 16px;
  color: var(--sumi-soft);
}

ul, ol {
  margin: 0 0 16px 24px;
}

li {
  font-size: 15px;
  color: var(--sumi-soft);
  margin-bottom: 8px;
}

a {
  color: var(--kinpaku-deep);
}

a:hover {
  color: var(--shu);
}

.lead {
  font-size: 17px;
  color: var(--sumi);
  text-align: center;
  margin: 24px 0 32px;
}

.feature-list {
  list-style: none;
  margin-left: 0;
}

.feature-list li {
  padding-left: 20px;
  position: relative;
}

.feature-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--kinpaku-deep);
}

.contact-block {
  background: rgba(217, 190, 137, 0.25);
  border: 1px solid var(--kinpaku);
  padding: 20px;
  margin: 24px 0;
  text-align: center;
}

.contact-block .email {
  font-size: 18px;
  color: var(--shu);
  letter-spacing: 0.1em;
}

.updated {
  font-size: 12px;
  color: var(--sumi-soft);
  text-align: right;
  margin-top: 32px;
  padding-top: 16px;
  border-top: 1px dashed var(--kinpaku);
}

footer.site-footer {
  text-align: center;
  padding: 32px 24px;
  font-size: 12px;
  color: var(--sumi-soft);
  letter-spacing: 0.1em;
}

footer.site-footer .lang-switch {
  margin-bottom: 12px;
}

footer.site-footer .lang-switch a {
  margin: 0 8px;
  color: var(--sumi);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

footer.site-footer .lang-switch a:hover {
  border-bottom-color: var(--kinpaku-deep);
}

@media (max-width: 600px) {
  header.site-header h1 { font-size: 22px; letter-spacing: 0.2em; }
  main { padding: 28px 20px; }
  h2 { font-size: 19px; }
  p, li { font-size: 14px; }
}