/* ---------------------------------------------
   rhythm-shimakawa.github.io  v4
   One-page Japandi: hero image + news panel
--------------------------------------------- */
:root {
  --paper: #faf8f4;
  --panel: #fffdf9;
  --ink: #26231d;
  --muted: #8b8272;
  --faint: #b5ac9b;
  --line: #e8e2d6;
  --accent: #a08258;
  --serif: "EB Garamond", "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --sans: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN", sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 300;
  font-size: 16px;
  line-height: 2.0;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--ink); text-decoration: underline; text-decoration-color: var(--line); text-decoration-thickness: 1px; text-underline-offset: 4px; transition: color .25s, text-decoration-color .25s; }
a:hover { color: var(--accent); text-decoration-color: var(--accent); }
em { font-style: normal; color: var(--muted); }

/* ---------- fixed language toggle ---------- */
.lang {
  position: fixed;
  top: 26px; right: 30px;
  z-index: 20;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
}
.lang a, .lang span { text-decoration: none; color: var(--faint); }
.lang .current { color: var(--accent); }
.lang a:hover { color: var(--accent); }

/* ---------- side index (desktop) ---------- */
.rail {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: 220px;
  padding: 42px 0 42px 40px;
  display: flex;
  flex-direction: column;
  z-index: 10;
}

.rail .mark {
  font-family: var(--serif);
  font-size: 1.0rem;
  letter-spacing: 0.22em;
  color: var(--ink);
  text-decoration: none;
}

.rail nav { margin-top: auto; margin-bottom: auto; display: flex; flex-direction: column; gap: 18px; }

.rail nav a {
  text-decoration: none;
  color: var(--faint);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: color .3s;
}

.rail nav a .no { font-family: var(--serif); font-size: 0.72rem; color: var(--faint); transition: color .3s; }
.rail nav a .bar { width: 0; height: 1px; background: var(--accent); transition: width .3s; }

.rail nav a:hover, .rail nav a.active { color: var(--ink); }
.rail nav a:hover .no, .rail nav a.active .no { color: var(--accent); }
.rail nav a.active .bar { width: 18px; }

.rail .enso {
  width: 15px; height: 15px;
  border: 1.5px solid var(--accent);
  border-radius: 50%;
  opacity: .65;
}

/* ---------- main ---------- */
.main { margin-left: 220px; padding: 0 32px; }

.col { max-width: 620px; margin: 0 auto; }

/* ---------- hero: big image + news panel ---------- */
.hero {
  max-width: 940px;
  margin: 0 auto;
  padding-top: 84px;
}

.hero .art {
  width: 100%;
  height: min(66vh, 560px);
  object-fit: cover;
  display: block;
  border-radius: 2px;
}

.news-panel {
  position: relative;
  width: min(580px, 96%);
  margin: -72px 8px 0 auto;   /* 画像に少し重ねて右端へ */
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 26px 30px 22px;
  box-shadow: 0 18px 40px -30px rgba(60, 50, 30, 0.25);
  scroll-margin-top: 40px;
}

.news-panel h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 0.98rem;
  letter-spacing: 0.18em;
  margin-bottom: 8px;
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.news-panel h2 .no { font-size: 0.72rem; color: var(--accent); }

.news-panel ul {
  list-style: none;
  max-height: 292px;             /* 枠内スクロール */
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
  padding-right: 10px;
}

.news-panel ul::-webkit-scrollbar { width: 4px; }
.news-panel ul::-webkit-scrollbar-thumb { background: var(--line); border-radius: 2px; }
.news-panel ul::-webkit-scrollbar-thumb:hover { background: var(--faint); }

.news-panel li {
  padding: 8px 2px;
  font-size: 0.84rem;   /* 区切り線なし: リンク下線が区切りを兼ねる */
  line-height: 1.7;
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.news-panel .t {
  flex: 1;
  white-space: nowrap;           /* 1行に収め、あふれは省略記号 */
  overflow: hidden;
  text-overflow: ellipsis;
}

.news-panel .note { flex: none; color: var(--muted); font-size: 0.74rem; }

/* ---------- sections ---------- */
section { padding: 96px 0 8px; scroll-margin-top: 24px; }

h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.3rem;
  letter-spacing: 0.14em;
  margin-bottom: 34px;
  display: flex;
  align-items: baseline;
  gap: 16px;
}

h2 .no { font-size: 0.78rem; color: var(--accent); letter-spacing: 0.1em; }

h3 {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 0.8rem;
  letter-spacing: 0.24em;
  color: var(--muted);
  margin: 34px 0 12px;
}

p { margin-bottom: 1.1em; }
p:last-child { margin-bottom: 0; }

/* profile bio lines (マーカーなし) */
ul.bio { list-style: none; margin-bottom: 26px; }
ul.bio li { padding: 4px 0; }
ul.bio .name { font-family: var(--serif); font-size: 1.25rem; letter-spacing: 0.06em; }
ul.bio .kw { color: var(--accent); font-size: 0.88rem; letter-spacing: 0.1em; }

/* link lists: ハイフン風マーカー付き・本文は受賞欄と同サイズ */
ul.plain { list-style: none; }
ul.plain li {
  padding: 5px 0 5px 22px;
  position: relative;
  font-size: 0.94rem;
  line-height: 1.85;
}
ul.plain li::before {
  content: "";
  position: absolute;
  left: 0; top: 1.0em;
  width: 10px; height: 1px;
  background: var(--accent);
}
ul.plain .note { color: var(--muted); font-size: 0.82rem; margin-left: 0.8em; }

/* icon-ish link row */
.linkrow { display: flex; flex-wrap: wrap; gap: 10px 26px; margin-top: 18px; }
.linkrow a { text-decoration: none; font-size: 0.84rem; letter-spacing: 0.14em; color: var(--muted); }
.linkrow a::before { content: "— "; color: var(--accent); }
.linkrow a:hover { color: var(--accent); }

/* timeline rows */
.row { display: flex; gap: 26px; padding: 8px 0; }
.row .when { flex: none; width: 8.2em; color: var(--muted); font-size: 0.85rem; }
.row .what { flex: 1; font-size: 0.94rem; line-height: 1.85; }

/* news: show 5, expand for more */
details.more summary {
  cursor: pointer;
  list-style: none;
  display: inline-block;
  margin-top: 12px;
  color: var(--accent);
  font-size: 0.8rem;
  letter-spacing: 0.18em;
}
details.more summary::-webkit-details-marker { display: none; }
details.more summary::after { content: "＋"; margin-left: 8px; }
details.more[open] summary::after { content: "−"; }
details.more[open] summary { opacity: .55; }

/* ---------- footer ---------- */
footer {
  padding: 110px 0 90px;
  color: var(--faint);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
}

.contact-line { font-size: 0.94rem; }


/* ---------- sub page (fellowship) ---------- */
.page-head { padding: 120px 0 0; }
.page-head h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.6rem;
  letter-spacing: 0.12em;
  line-height: 1.5;
}
.page-head .lead { margin-top: 16px; font-size: 0.9rem; }
.page-head .caveat { margin-top: 8px; color: var(--muted); font-size: 0.8rem; }

.fs { margin: 0 0 24px; }
.fs-name { font-size: 0.96rem; }
.fs-spec { color: var(--muted); font-size: 0.84rem; line-height: 1.95; }
.fs-spec .sep { color: var(--line); margin: 0 6px; }

/* ---------- mobile ---------- */
@media (max-width: 900px) {
  .rail {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: auto;
    width: auto;
    padding: 0;
    background: color-mix(in srgb, var(--paper) 88%, transparent);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    flex-direction: row;
    align-items: center;
  }
  .rail .mark { padding: 14px 0 14px 20px; font-size: 0.88rem; }
  .rail nav {
    margin: 0 0 0 6px;
    flex-direction: row;
    gap: 0;
    overflow-x: auto;
    scrollbar-width: none;
    padding-right: 84px;
  }
  .rail nav::-webkit-scrollbar { display: none; }
  .rail nav a { padding: 14px 11px; flex: none; font-size: 0.72rem; letter-spacing: 0.12em; }
  .rail nav a .no, .rail nav a .bar { display: none; }
  .rail .enso { display: none; }

  .lang { top: 0; right: 0; padding: 14px 16px; }

  .main { margin-left: 0; padding: 0 22px; }
  .hero { padding-top: 66px; }
  .hero .art { height: 42vh; }
  .news-panel { width: 100%; margin: 16px 0 0; box-shadow: none; padding: 20px 20px 16px; }
  section { padding: 72px 0 8px; scroll-margin-top: 64px; }
  .row { flex-wrap: wrap; gap: 0 16px; }
  .row .when { width: 100%; }
}