/* === 🍑 shared styles === */
:root {
  --bg: #ffffff;
  --soft: #faf7f7;
  --text: #3f3a3b;
  --muted: #9b8f91;
  --accent: #d66a75;
  --accent-soft: #f09199;
  --rule: #f0e6e7;
}

html[data-theme="dark"] {
  --bg: #201b1c;
  --soft: #2a2426;
  --text: #e6dcdd;
  --muted: #a08f92;
  --accent: #ef9aa3;
  --accent-soft: #f09199;
  --rule: #3d3436;
}

* { box-sizing: border-box; }

body {
  font-family: "Lato", "Noto Sans JP", sans-serif;
  background-color: var(--bg);
  color: var(--text);
  margin: 0;
  padding: 0;
  font-size: 15.5px;
  line-height: 1.7;
  transition: background-color 0.3s, color 0.3s;
}

html[data-theme="dark"] .pub-thumb,
html[data-theme="dark"] .work-icon,
html[data-theme="dark"] .profile-img {
  filter: brightness(0.92);
}

.page {
  max-width: 780px;
  margin: 0 auto;
  padding: 32px 24px 0;
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover { text-decoration: underline; }

/* === Site Navigation === */
.site-nav {
  text-align: center;
  margin-bottom: 48px;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
}
.site-nav a {
  color: var(--muted);
  margin: 0 16px;
  padding-bottom: 3px;
}
@media (max-width: 480px) {
  .site-nav { font-size: 0.88rem; letter-spacing: 0.04em; }
  .site-nav a { margin: 0 8px; }
  .theme-toggle { margin-left: 6px; }
}
.site-nav a:hover { color: var(--accent); text-decoration: none; }
.site-nav a.active {
  color: var(--accent);
  font-weight: 700;
  border-bottom: 2px solid var(--accent-soft);
}
.theme-toggle {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 1rem;
  margin-left: 12px;
  padding: 0;
  vertical-align: middle;
}
.theme-toggle:hover { color: var(--accent); }

/* === Header === */
header { text-align: center; margin-bottom: 56px; }

.profile-img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--rule);
  margin-bottom: 18px;
}

h1 {
  font-size: 1.9rem;
  font-weight: 700;
  margin: 0;
  letter-spacing: 0.02em;
}
.name-ja {
  font-size: 1rem;
  font-weight: 400;
  color: var(--muted);
  margin-left: 8px;
}

.subtitle {
  color: var(--muted);
  margin-top: 8px;
  font-size: 0.95rem;
  line-height: 1.6;
}

.social-links { margin-top: 16px; }
.social-links a {
  margin: 0 9px;
  color: var(--muted);
  font-size: 1.1rem;
  transition: color 0.2s;
}
.social-links a:hover { color: var(--accent); text-decoration: none; }

.bio {
  max-width: 640px;
  margin: 28px auto 0;
  text-align: left;
}

/* === Sections === */
h2 {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin: 48px 0 18px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--rule);
}

h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--muted);
  margin: 24px 0 10px;
}

ol, ul { padding-left: 1.3em; margin: 0; }
li { margin-bottom: 0.9em; }
ul li::marker, ol li::marker { color: var(--accent-soft); }

.venue { font-style: italic; }
.me { font-weight: 700; }

/* === Publications with GA thumbnails === */
.pub-list { list-style: none; padding-left: 0; }
.pub-list li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 1.5em;
}
.pub-thumb-wrap { flex-shrink: 0; }
.pub-thumb {
  width: 132px;
  height: 94px;
  object-fit: cover;
  border: 1px solid var(--rule);
  border-radius: 8px;
  display: block;
}
.pub-thumb-ph {
  width: 132px;
  height: 94px;
  border: 1px dashed var(--rule);
  border-radius: 8px;
  display: none;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  background: var(--soft);
  padding: 4px;
}
@media (max-width: 480px) {
  .pub-list li { gap: 12px; }
  .pub-thumb, .pub-thumb-ph { width: 100px; height: 72px; }
}

/* [PDF] [BibTeX] [Link] text links */
.plink {
  font-size: 0.9em;
  white-space: nowrap;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  font-family: inherit;
  color: var(--accent);
}
.plink:hover { text-decoration: underline; }

.note { font-size: 0.9em; color: var(--muted); }

/* === Works === */
.work-list { list-style: none; padding-left: 0; }
.work-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 1.2em;
}
.work-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  border: 1px solid var(--rule);
  object-fit: cover;
  flex-shrink: 0;
  margin-top: 3px;
}
.work-name { font-weight: 700; }

/* === Contact === */
.contact p { margin: 6px 0; }
.contact i { color: var(--accent); width: 20px; text-align: center; margin-right: 4px; }

/* === CV page === */
.cv-header { text-align: left; margin-bottom: 8px; }
.cv-header h1 { font-size: 1.6rem; }
.cv-updated { color: var(--muted); font-size: 0.85rem; margin-top: 4px; }
.cv .contact { margin-bottom: 8px; }
.cv h2 { margin-top: 36px; }
.cv-actions { text-align: right; margin-bottom: 8px; }

/* === BibTeX Popup === */
.bibtex-overlay {
  position: fixed;
  inset: 0;
  background: rgba(63, 58, 59, 0.5);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 2000;
}
.bibtex-overlay.show { display: flex; }

.bibtex-modal {
  position: relative;
  background: var(--bg);
  border-radius: 8px;
  padding: 30px 24px 24px;
  max-width: 600px;
  width: 100%;
  max-height: 80vh;
  box-shadow: 0 15px 40px rgba(0,0,0,0.25);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.bibtex-close {
  position: absolute;
  top: 10px;
  right: 14px;
  background: none;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--muted);
  cursor: pointer;
}
.bibtex-close:hover { color: var(--accent); }

#bibtex-text {
  margin: 0;
  overflow: auto;
  background: var(--soft);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 16px;
  font-family: "SFMono-Regular", Consolas, Menlo, monospace;
  font-size: 0.85rem;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}

.bibtex-copy {
  align-self: flex-end;
  background-color: var(--accent);
  color: white;
  border: none;
  padding: 8px 18px;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
}
.bibtex-copy:hover { background-color: var(--accent-soft); }

footer {
  text-align: center;
  padding: 48px 20px;
  margin-top: 64px;
  color: var(--muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--rule);
}

/* === Print (CV) === */
@media print {
  .site-nav, footer, .cv-actions { display: none; }
  body { font-size: 12px; }
  .page { padding: 0; max-width: none; }
  a { color: inherit; }
  .cv h2 { margin-top: 20px; }
}