:root {
  --bg: #fff;
  --paper: #fff;
  --ink: #111;
  --muted: #555;
  --link: #003366;
  --visited: #003366;
  --line: #999;
  --soft: #f3f3f3;
  --sidebar-bg: #fafafa;
  --sidebar: 225px;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: Arial, "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}
a { color: var(--link); }
a:visited { color: var(--visited); }
a:hover,
a:focus-visible { background: #ffff99; }
a:focus-visible { outline: 2px solid #111; outline-offset: 2px; }

.skip-link {
  position: absolute;
  left: 8px;
  top: 8px;
  z-index: 10;
  padding: 4px 8px;
  border: 1px solid var(--line);
  background: #fff;
  transform: translateY(-150%);
}
.skip-link:focus { transform: none; }

.page {
  width: min(100% - 16px, 1000px);
  margin: 8px auto;
  display: grid;
  grid-template-columns: var(--sidebar) 1fr;
  border: 1px solid var(--line);
  background: var(--paper);
}

.sidebar {
  padding: 14px;
  border-right: 1px solid var(--line);
  background: var(--sidebar-bg);
}
.home-link {
  display: block;
  margin-bottom: 12px;
  font-weight: bold;
  font-size: 1rem;
}
.portrait { margin-bottom: 14px; }
.portrait img,
.portrait-placeholder {
  width: 100%;
  aspect-ratio: 3 / 4;
  border: 1px solid var(--line);
  background: #eee;
  object-fit: cover;
}
.portrait-placeholder {
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: .9rem;
}
.sidebar ul { margin: 0; padding-left: 22px; }
.sidebar li { margin: 6px 0; }
.side-note { margin-top: 18px; font-size: .78rem; color: var(--muted); }

.content { padding: 18px 24px 34px; min-width: 0; }
.profile-header {
  padding-bottom: 16px;
  border-bottom: 3px double var(--line);
}
h1 {
  margin: 0;
  font-family: "Times New Roman", "Yu Mincho", serif;
  font-size: clamp(1.7rem, 5.1vw, 2.9rem);
  font-weight: normal;
  line-height: 1.1;
}
.roman { margin: 3px 0 16px; font-family: "Times New Roman", serif; font-size: 1.25rem; }
.profile-header p:not(.roman) { margin: 2px 0; }

section { padding: 18px 0; border-bottom: 1px solid #ccc; }
h2 {
  margin: 0 0 12px;
  padding: 3px 8px;
  border-left: 6px solid #333;
  background: var(--soft);
  font-size: 1.15rem;
}
h3 { margin: 20px 0 5px; font-size: 1rem; }
p { margin: 7px 0 12px; }
ul { margin-top: 7px; }
li { margin: 4px 0; }

.dated-list { padding-left: 0; list-style: none; }
.dated-list li { display: grid; grid-template-columns: 9em 1fr; gap: 12px; padding: 5px 0; border-bottom: 1px dotted #aaa; }
.dated-list time { font-family: monospace; }

.profile-table { margin: 0; }
.profile-table div { display: grid; grid-template-columns: 8em 1fr; border-bottom: 1px dotted #aaa; }
.profile-table dt, .profile-table dd { margin: 0; padding: 7px 8px; }
.profile-table dt { font-weight: bold; background: var(--soft); }
.compact-list,
.article-list,
.entry-list {
  margin: 0;
  padding-left: 20px;
}
.entry-list > li { margin-bottom: 14px; }
.entry-list p { margin: 3px 0; }
.meta { color: var(--muted); font-size: .9rem; }
.link-list { columns: 2; }
.contact-list { margin: 0; }
.contact-list dt { margin-top: 10px; font-weight: bold; }
.contact-list dd { margin: 0 0 8px; }
.contact-list a { overflow-wrap: anywhere; }
footer { padding-top: 18px; font-size: .82rem; color: var(--muted); }
.page-size-note { font-size: .72rem; color: var(--muted); }

.link-page {
  width: min(100% - 24px, 620px);
  margin: 12px auto;
  padding: 18px;
  border: 1px solid var(--line);
  background: var(--paper);
}
.link-page h1 { font-size: 1.9rem; }
.link-page ul { padding-left: 22px; }
.card-links li { padding: 2px 0; }

@media (max-width: 680px) {
  body { font-size: 15px; }
  .page { width: 100%; margin: 0; grid-template-columns: 1fr; border-left: 0; border-right: 0; }
  .sidebar { border-right: 0; border-bottom: 1px solid var(--line); }
  .portrait { width: min(160px, 45vw); margin-bottom: 12px; }
  .sidebar nav ul { columns: 2; }
  .content { padding: 18px 14px 30px; }
  .dated-list li { grid-template-columns: 1fr; gap: 0; }
  .profile-table div { grid-template-columns: 1fr; }
  .profile-table dt { border-bottom: 1px dotted #aaa; }
  .link-list { columns: 1; }
  .link-page { width: 100%; margin: 0; border-left: 0; border-right: 0; }
}