.container {
  width:min(1120px,calc(100% - 80px));
  margin-inline:auto;
}

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

.header-inner {
  min-height:88px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}

.brand {
  font-size:21px;
  font-weight:650;
  letter-spacing:.03em;
  overflow-wrap:anywhere;
}

.brand-dot {
  color:var(--accent);
  margin-left:3px;
}

#site-nav {
  display:flex;
  gap:30px;
  flex-shrink:0;
  align-items:center;
}

#site-nav a {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
  white-space:nowrap;
  font-size:14px;
  color:var(--muted);
  padding:12px 0;
}

#site-nav a[aria-current=page] {
  color:var(--text);
  position:relative;
}

#site-nav a[aria-current=page]:after {
  content:"";
  position:absolute;
  bottom:3px;
  left:0;
  right:0;
  height:2px;
  background:var(--accent);
}

.menu-toggle {
  display:none;
  border:1px solid var(--line);
  background:#fff;
  border-radius:5px;
  padding:4px 12px;
}

.site-footer {
  border-top:1px solid var(--line);
  margin-top:96px;
  padding-block:26px;
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:16px;
  font-size:12px;
  color:var(--muted);
}

.site-footer a {
  margin-left:14px;
}

.site-footer .site-icp {
  flex-basis:100%;
  text-align:center;
}

.site-footer .site-icp a {
  margin-left:0;
}

.hero {
  padding:88px 0 76px;
  max-width:760px;
}

.hero h1 {
  font-size:42px;
  font-weight:550;
  letter-spacing:-.03em;
  margin:16px 0 20px;
}

.hero-description {
  font-size:16px;
  color:var(--muted);
  max-width:610px;
  line-height:2;
  overflow-wrap:anywhere;
}

.hero .text-link {
  display:inline-block;
  margin-top:26px;
}

.home-section {
  min-width:0;
}

.home-columns {
  display:grid;
  grid-template-columns:minmax(0,1fr) 260px;
  gap:70px;
  margin-top:58px;
}

.page-heading {
  padding:64px 0 42px;
}

.page-heading h1 {
  font-size:34px;
  margin:10px 0 16px;
}

.reading-column {
  max-width:760px;
  margin-inline:auto;
  min-width:0;
  padding-top:38px;
}

.reading-column .page-heading {
  padding-top:28px;
}

.back-link {
  font-size:13px;
  color:var(--muted);
}

.detail-heading {
  margin:36px 0 34px;
}

.detail-heading h1 {
  font-size:34px;
  margin:18px 0;
  line-height:1.5;
}

.detail-heading .tag-list {
  margin-top:20px;
}

.detail-cover {
  width:100%;
  max-height:440px;
  object-fit:contain;
  margin:0 0 36px;
  border-radius:6px;
}

.error-page {
  padding:100px 0;
}

.error-page h1 {
  margin:16px 0;
  font-size:32px;
}

.error-page .text-link {
  display:inline-block;
  margin-top:25px;
}

@media(max-width:900px) {
  .home-columns {
    gap:36px;
    grid-template-columns:minmax(0,1fr) 220px;
  }
  .container {
    width:calc(100% - 48px);
  }
  #site-nav {
    gap:22px;
  }
  .hero h1 {
    font-size:36px;
  }
}

@media(max-width:600px) {
  .container {
    width:calc(100% - 40px);
  }
  .header-inner {
    min-height:74px;
    flex-wrap:wrap;
    gap:0;
    padding-block:18px;
  }
  .brand {
    font-size:19px;
    max-width:75%;
  }
  .menu-toggle:not([hidden]) {
    display:block;
  }
  .js-ready .menu-toggle {
    display:block;
  }
  #site-nav {
    width:100%;
    gap:0;
    justify-content:space-between;
    margin-top:14px;
  }
  .js-ready #site-nav {
    display:none;
  }
  .js-ready #site-nav.is-open {
    display:flex;
  }
  .hero {
    padding:52px 0 48px;
  }
  .hero h1 {
    font-size:30px;
    line-height:1.6;
  }
  .hero-description {
    font-size:15px;
  }
  .home-columns {
    grid-template-columns:minmax(0,1fr);
    gap:42px;
    margin-top:40px;
  }
  .page-heading {
    padding:42px 0 30px;
  }
  .page-heading h1,.detail-heading h1 {
    font-size:28px;
  }
  .reading-column {
    padding-top:26px;
  }
  .detail-heading {
    margin-top:26px;
  }
  .site-footer {
    margin-top:60px;
    flex-direction:column;
    gap:6px;
  }
  .error-page {
    padding-block:70px;
  }
}