/* ─────────────────────────────────────────
   TOKENS
───────────────────────────────────────── */
:root {
  --cream:        #f5f0e8;
  --ink:          #1c1a17;
  --ink-mid:      #4a4540;
  --ink-light:    #3d3830;
  --ink-faint:    #5a5248;
  --accent:       #3d6b7a;
  --accent-pale:  #d0e4ea;
  --rule:         #dbd3c7;
  --rule-light:   #eae4db;

  --mono:  'Cutive Mono', 'Courier New', monospace;
  --serif: 'Courier Prime', 'Courier New', monospace;

  --nav-w:      220px;
  --content-w:  720px;
  --sec-pad-v:  5rem;
  --sec-pad-h:  3.5rem;
  --sub-gap:    2.5rem;
}

/* ─────────────────────────────────────────
   RESET
───────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 18px; -webkit-text-size-adjust: 100%; }
a { color: inherit; }

/* ─────────────────────────────────────────
   BASE
───────────────────────────────────────── */
body {
  background: var(--cream);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.0625rem;
  line-height: 1.75;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-footer {
  margin-top: auto;
}

/* ─────────────────────────────────────────
   FIXED LEFT NAV  (desktop)
───────────────────────────────────────── */
#site-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--nav-w);
  height: 100vh;
  padding: 3rem 1.5rem;
  border-right: 1px solid var(--rule);
  overflow-y: auto;
  z-index: 200;
  display: flex;
  flex-direction: column;
}

.nav-name {
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
  line-height: 1.5;
  margin-bottom: 2.5rem;
}

.nav-list { list-style: none; }

.nav-link {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.38rem 0 0.38rem 1.5rem;
  margin-left: -1.5rem;
  text-decoration: none;
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-left: 2px solid transparent;
  transition: color 0.12s, border-color 0.12s;
}
.nav-link:hover  { color: var(--ink-mid); }
.nav-link.active { color: var(--ink); border-left-color: var(--accent); }
.nav-num { color: var(--accent); }

/* ─────────────────────────────────────────
   PAGE WRAP
───────────────────────────────────────── */
#page-wrap {
  margin-left: var(--nav-w);
}

/* ─────────────────────────────────────────
   HEADER
───────────────────────────────────────── */
#site-header {
  border-bottom: 1px solid var(--rule);
}

#site-header .sec-inner {
  padding-top: 6rem;
  padding-bottom: 4.5rem;
}

#hero-name {
  font-family: var(--mono);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin-bottom: 0.875rem;
}

#hero-tagline {
  font-style: italic;
  color: var(--ink-light);
  font-size: 1.0625rem;
  line-height: 1.5;
}

/* ─────────────────────────────────────────
   SECTIONS  (full width, border spans whole row)
───────────────────────────────────────── */
.section {
  border-bottom: 1px solid var(--rule);
}
.section:last-child { border-bottom: none; }

/* Inner content wrapper — constrains width and provides padding */
.sec-inner {
  max-width: var(--content-w);
  padding: var(--sec-pad-v) var(--sec-pad-h);
}

/* Section heading */
.sec-head {
  margin-bottom: 0;
  padding-bottom: 0.875rem;
  border-bottom: 1px solid var(--rule);
}
.sec-body {
  margin-top: 2rem;
}
.sec-collapsible {
  cursor: pointer;
  user-select: none;
}
.sec-collapsible::before {
  content: '';
  display: inline-block;
  width: 0.42em;
  height: 0.42em;
  border-right: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  transform: rotate(-45deg);
  transition: transform 0.2s;
  vertical-align: middle;
  margin-right: 0.6rem;
  margin-bottom: 0.1em;
}
.sec-collapsible.open::before {
  transform: rotate(45deg);
}
.sec-title {
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--ink);
}

/* ─────────────────────────────────────────
   PAGE INTRO TOGGLE  (subpages)
───────────────────────────────────────── */
.page-intro {
  display: none;
  max-width: calc(var(--content-w) + 2 * var(--sec-pad-h));
  margin: 0 auto;
  padding: 1.5rem var(--sec-pad-h) 0;
  font-family: var(--serif);
  font-size: 0.9375rem;
  color: var(--ink-mid);
  font-style: italic;
  line-height: 1.8;
}
.page-intro p + p { margin-top: 0.75rem; }
.page-intro.open {
  display: block;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--rule);
}

/* Subsection label */
.sub-label {
  display: block;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-bottom: 1.125rem;
}

.sub { margin-bottom: var(--sub-gap); }
.sub:last-child { margin-bottom: 0; }

.sub-collapsible { border: none; }
.sub-label-toggle {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.5em;
  user-select: none;
}
.sub-label-toggle::-webkit-details-marker { display: none; }
.sub-label-toggle::before {
  content: '';
  display: inline-block;
  width: 0.45em;
  height: 0.45em;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(-45deg);
  transition: transform 0.2s;
  flex-shrink: 0;
  margin-top: 0.1em;
}
details[open] > .sub-label-toggle::before { transform: rotate(45deg); }
.sub-collapsible .lang-grid { margin-top: 1.125rem; }

/* ─────────────────────────────────────────
   01 / ABOUT
───────────────────────────────────────── */
.bio-text {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--ink-mid);
  margin-bottom: var(--sub-gap);
  max-width: 58ch;
}

.degree-list { display: flex; flex-direction: column; gap: 1.75rem; }

.deg {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.1rem 2rem;
}
.deg-inst   { font-weight: 500; font-size: 0.9375rem; line-height: 1.3; }
.deg-period {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--ink-faint);
  white-space: nowrap;
  text-align: right;
  padding-top: 0.2rem;
  grid-row: 1;
  grid-column: 2;
}
.deg-name {
  font-style: italic;
  font-size: 0.9375rem;
  color: var(--ink-light);
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}
.deg-city {
  font-family: var(--mono);
  font-size: 0.8rem;
  font-style: normal;
  color: var(--ink-faint);
  white-space: nowrap;
  flex-shrink: 0;
}
.deg-meta { font-size: 0.875rem; color: var(--ink-light); grid-column: 1; }
.deg-note { font-size: 0.9rem; color: var(--ink-faint); font-style: italic; grid-column: 1; }

.deg-tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #6b5a3e;
  background: #ede6d8;
  padding: 0.15em 0.5em;
  margin-left: 0.5rem;
  vertical-align: middle;
}

.lang-grid { display: flex; flex-direction: column; gap: 0.625rem; }
.lang-row {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 0.5rem;
  font-size: 0.9375rem;
  align-items: baseline;
}
.lang-level {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.skill-row { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.skill-tag {
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--ink-mid);
  border: 1px solid var(--rule);
  padding: 0.3em 0.75em;
}

/* ─────────────────────────────────────────
   02 / RESEARCH
───────────────────────────────────────── */
.area-list { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.area-item {
  display: flex;
  align-items: baseline;
  gap: 0.875rem;
  font-size: 0.9375rem;
}
.area-item::before {
  content: '—';
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--ink-faint);
  flex-shrink: 0;
}

.collab-list { display: flex; flex-direction: column; }
.collab-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.2rem 2rem;
  font-size: 0.9375rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--rule-light);
}
.collab-row:first-child { border-top: 1px solid var(--rule-light); }
.collab-name  { font-weight: 500; }
.collab-affil { font-style: italic; color: var(--ink-light); }
.collab-role  { font-size: 0.9rem; color: var(--ink-faint); grid-column: 1 / -1; }

.stay-list { display: flex; flex-direction: column; gap: 1.75rem; }
.stay {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.2rem 2rem;
}
.stay-inst  { font-weight: 500; font-size: 0.9375rem; line-height: 1.35; }
.stay-dates {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--ink-faint);
  text-align: right;
  white-space: nowrap;
  grid-row: 1;
  grid-column: 2;
  padding-top: 0.2rem;
}
.stay-topic { font-style: italic; font-size: 0.9rem; color: var(--ink-light); grid-column: 1; }
.stay-super { font-size: 0.9rem; color: var(--ink-faint); grid-column: 1; }

.grant-list { display: flex; flex-direction: column; gap: 0; }
.grant {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.2rem 2rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--rule-light);
}
.grant:first-child { border-top: 1px solid var(--rule-light); }
.grant-role {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  grid-column: 1;
  margin-bottom: 0.2rem;
}
.grant-title  { font-weight: 500; font-size: 0.9375rem; line-height: 1.4; grid-column: 1; }
.grant-funder { font-style: italic; font-size: 0.875rem; color: var(--ink-light); grid-column: 1; }
.grant-amount { font-family: var(--mono); font-size: 0.8rem; color: var(--accent); text-align: right; white-space: nowrap; }
.grant-period { font-family: var(--mono); font-size: 0.8rem; color: var(--ink-faint); text-align: right; white-space: nowrap; }

.service-list { display: flex; flex-direction: column; }
.service-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.15rem 2rem;
  font-size: 0.9375rem;
  padding: 0.875rem 0;
  border-bottom: 1px solid var(--rule-light);
}
.service-item:first-child { border-top: 1px solid var(--rule-light); }
.service-role  { font-weight: 500; grid-column: 1; }
.service-place { font-style: italic; color: var(--ink-light); font-size: 0.875rem; grid-column: 1; }
.service-year  { font-family: var(--mono); font-size: 0.8rem; color: var(--ink-faint); text-align: right; white-space: nowrap; }

.membership-list { display: flex; flex-direction: column; }
.membership-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.1rem 2rem;
  font-size: 0.9375rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--rule-light);
}
.membership-item:first-child { border-top: 1px solid var(--rule-light); }
.membership-name { }
.membership-role { font-style: italic; font-size: 0.875rem; color: var(--ink-light); grid-column: 1; }
.membership-from { font-family: var(--mono); font-size: 0.8rem; color: var(--ink-faint); text-align: right; white-space: nowrap; }

/* ─────────────────────────────────────────
   03 / PUBLICATIONS
───────────────────────────────────────── */

.pub-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}

.pub-filter-btn {
  font-family: 'DM Mono', monospace;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  padding: 0.5rem 1.2rem;
  border: 1px solid var(--rule);
  background: var(--cream);
  color: var(--ink);
  border-radius: 999px;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, color 0.2s;
  line-height: 1;
}

.pub-filter-btn:hover {
  border-color: var(--ink-mid);
}

.pub-filter-btn.active {
  background: var(--ink);
  color: var(--cream);
  border-color: var(--ink);
}

.pub-group { margin-bottom: var(--sub-gap); }
.pub-group:last-child { margin-bottom: 0; }

.pub-group-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 1.5rem;
}

.pub-list { list-style: none; display: flex; flex-direction: column; gap: 1.75rem; }

.pub-item {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0 0.875rem;
}
.pub-n {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--ink-faint);
  text-align: right;
  padding-top: 0.3rem;
}
.pub-body  { font-size: 0.9375rem; line-height: 1.65; }
.pub-authors { color: var(--ink-light); }
.pub-authors strong { color: var(--ink); }
.pub-title { font-style: italic; }
.pub-venue { color: var(--ink-light); }
.pub-details { color: var(--ink-light); }
.pub-link {
  display: block;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--accent);
  word-break: break-all;
  margin-top: 0.3rem;
  text-decoration: none;
  letter-spacing: 0.03em;
}
.pub-link:hover { text-decoration: underline; }
.pub-note {
  display: block;
  font-size: 0.9rem;
  color: var(--ink-faint);
  font-style: italic;
  margin-top: 0.2rem;
}
.pub-trans {
  display: block;
  font-size: 0.875rem;
  color: var(--ink-light);
  margin-top: 0.15rem;
}

/* ─────────────────────────────────────────
   04 / TALKS
───────────────────────────────────────── */
.year-block { margin-bottom: var(--sub-gap); }
.year-block:last-child { margin-bottom: 0; }

.year-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 1.375rem;
}

.talk-list { list-style: none; display: flex; flex-direction: column; gap: 1.375rem; }

.talk-item {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0 0.875rem;
}
.talk-n {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--ink-faint);
  text-align: right;
  padding-top: 0.3rem;
}
.talk-body  { font-size: 0.9375rem; line-height: 1.55; }
.talk-title { font-style: italic; }
.talk-meta  { font-size: 0.875rem; color: var(--ink-light); margin-top: 0.15rem; }
.talk-link  { display: inline-block; font-size: 0.8rem; color: var(--accent); text-decoration: none; margin-top: 0.25rem; }
.talk-link:hover { text-decoration: underline; }
.talk-link:not([href]) { display: none; }

.talk-badge {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #6b5a3e;
  background: #ede6d8;
  padding: 0.15em 0.5em;
  margin-left: 0.5rem;
  vertical-align: middle;
}
.talk-status {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  border: 1px solid var(--rule);
  padding: 0.15em 0.5em;
  margin-left: 0.5rem;
  vertical-align: middle;
}

/* ─────────────────────────────────────────
   05 / TRANSLATION
───────────────────────────────────────── */
.trans-list { list-style: none; display: flex; flex-direction: column; gap: 1.75rem; }

.trans-item {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0 0.875rem;
}
.trans-n {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--ink-faint);
  text-align: right;
  padding-top: 0.3rem;
}
.trans-body    { font-size: 0.9375rem; line-height: 1.62; }
.trans-author  { color: var(--ink-light); }
.trans-journal { font-style: italic; color: var(--ink-light); }

.trans-works { margin-top: 0.375rem; display: flex; flex-direction: column; gap: 0.25rem; }
.trans-work-item {
  display: flex;
  gap: 0.5rem;
  align-items: baseline;
  font-size: 0.875rem;
  color: var(--ink-light);
}
.trans-orig  { font-style: italic; }
.trans-arrow { font-family: var(--mono); font-size: 0.8rem; color: var(--ink-faint); }

/* ─────────────────────────────────────────
   06 / VENTURES
───────────────────────────────────────── */
.venture-list { display: flex; flex-direction: column; }

.venture {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.2rem 2rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--rule-light);
}
.venture:first-child { border-top: 1px solid var(--rule-light); }
.venture-name  { font-weight: 500; font-size: 0.9375rem; }
.venture-dates { font-family: var(--mono); font-size: 0.8rem; color: var(--ink-faint); text-align: right; white-space: nowrap; grid-row: 1; grid-column: 2; padding-top: 0.2rem; }
.venture-inst  { font-style: italic; font-size: 0.875rem; color: var(--ink-light); grid-column: 1; }
.venture-award { font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.08em; color: var(--accent); grid-column: 1; margin-top: 0.2rem; }

.fundraising-box {
  border: 1px solid var(--rule);
  padding: 2rem;
}
.fundraising-fig {
  font-family: var(--mono);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--accent);
  display: block;
  line-height: 1.1;
  margin-bottom: 0.375rem;
}
.fundraising-desc { font-size: 0.9375rem; color: var(--ink-mid); margin-top: 0.75rem; }

.comp-list { display: flex; flex-direction: column; }
.comp-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.15rem 2rem;
  font-size: 0.9375rem;
  padding: 0.875rem 0;
  border-bottom: 1px solid var(--rule-light);
}
.comp-item:first-child { border-top: 1px solid var(--rule-light); }
.comp-name   { font-weight: 500; }
.comp-result { font-style: italic; color: var(--ink-light); font-size: 0.875rem; grid-column: 1; }
.comp-year   { font-family: var(--mono); font-size: 0.8rem; color: var(--ink-faint); text-align: right; white-space: nowrap; }

/* ─────────────────────────────────────────
   07 / POSTS
───────────────────────────────────────── */
.post-box {
  border: 1px solid var(--rule);
  padding: 2rem;
}

.post-list { display: flex; flex-direction: column; }

.post-card {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--rule-light);
}
.post-card:first-child { border-top: 1px solid var(--rule-light); }

.post-date {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--ink-faint);
  letter-spacing: 0.08em;
  margin-bottom: 0.6rem;
}

.post-body {
  font-family: var(--serif);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--ink);
  margin-bottom: 0.75rem;
}

.post-image {
  width: 100%;
  max-height: 320px;
  object-fit: cover;
  display: block;
  margin-bottom: 0.75rem;
}

.post-link {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  text-decoration: none;
}
.post-link:hover { text-decoration: underline; }

.post-card.post-hidden { display: none; }

.post-see-all {
  margin-top: 1.5rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  display: block;
}
.post-see-all:hover { text-decoration: underline; }

/* ─────────────────────────────────────────
   08 / RECOGNITION
───────────────────────────────────────── */
.award-list { list-style: none; display: flex; flex-direction: column; }

.award-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.15rem 2rem;
  padding: 1.125rem 0;
  border-bottom: 1px solid var(--rule-light);
}
.award-item:first-child { border-top: 1px solid var(--rule-light); }
.award-name { font-size: 0.9375rem; line-height: 1.45; }
.award-note { font-size: 0.9rem; color: var(--ink-faint); font-style: italic; grid-column: 1; }
.award-year { font-family: var(--mono); font-size: 0.8rem; color: var(--ink-faint); text-align: right; white-space: nowrap; align-self: start; padding-top: 0.25rem; }

.funding-list { display: flex; flex-direction: column; }
.funding-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.15rem 2rem;
  font-size: 0.9375rem;
  padding: 1.125rem 0;
  border-bottom: 1px solid var(--rule-light);
}
.funding-item:first-child { border-top: 1px solid var(--rule-light); }
.funding-org    { font-weight: 500; line-height: 1.4; }
.funding-desc   { font-style: italic; color: var(--ink-light); font-size: 0.875rem; grid-column: 1; }
.funding-amount { font-family: var(--mono); font-size: 0.8rem; color: var(--accent); text-align: right; white-space: nowrap; }
.funding-year   { font-family: var(--mono); font-size: 0.8rem; color: var(--ink-faint); text-align: right; white-space: nowrap; }

/* ─────────────────────────────────────────
   08 / CONTACT
───────────────────────────────────────── */
.contact-list { display: flex; flex-direction: column; gap: 1.125rem; }

.contact-row {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 1rem;
  align-items: baseline;
  font-size: 0.9375rem;
}
.contact-key {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.contact-val {
  min-width: 0;
}
.contact-val a {
  word-break: break-all;
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 0.05em;
  transition: color 0.12s, border-color 0.12s;
}
.contact-val a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  max-width: 32rem;
  margin: 0 auto;
  border: 1px solid var(--rule);
  padding: 2rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-light);
}

.form-input {
  font-family: var(--serif);
  font-size: 0.9375rem;
  color: var(--ink);
  background: var(--cream);
  border: 1px solid var(--rule);
  padding: 0.45rem 0.65rem;
  outline: none;
  transition: border-color 0.15s;
  width: 100%;
  appearance: none;
}

.form-input:focus {
  border-color: var(--accent);
}

.form-textarea {
  resize: vertical;
  line-height: 1.6;
}

.form-submit {
  align-self: flex-start;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cream);
  background: var(--ink);
  border: none;
  padding: 0.6rem 1.75rem;
  cursor: pointer;
  transition: background 0.15s;
  margin-top: 0.25rem;
}

.form-submit:hover {
  background: var(--accent);
}

/* ─────────────────────────────────────────
   LANDING PAGE
───────────────────────────────────────── */

/* Hidden checkbox — drives mobile nav toggle */
.nav-toggle-input { display: none; }

.home-wrap {
  width: min(860px, 100%);
  align-self: center;
  padding: 3rem 2.5rem 2rem;
  display: grid;
  grid-template-columns: 200px 1fr;
  grid-template-areas:
    "name       name"
    "toggle     toggle"
    "nav        about"
    "latest     latest"
    "chess      chess"
    "fundraiser fundraiser";
  column-gap: 4rem;
}

.home-name {
  grid-area: name;
  font-family: var(--serif);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 400;
  letter-spacing: 0.01em;
  line-height: 1.05;
  margin-bottom: 3rem;
  color: var(--ink);
  text-align: center;
}

/* Hamburger button — hidden on desktop */
.nav-toggle-btn {
  display: none;
  grid-area: toggle;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  width: 1.6rem;
  padding: 0.25rem 0;
  margin-bottom: 1.5rem;
  justify-self: center;
}

.nav-toggle-btn span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--ink);
  transition: transform 0.2s, opacity 0.2s;
}

/* Animate to × when open */
.nav-toggle-input:checked ~ .nav-toggle-btn span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle-input:checked ~ .nav-toggle-btn span:nth-child(2) {
  opacity: 0;
}
.nav-toggle-input:checked ~ .nav-toggle-btn span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.home-menu {
  grid-area: nav;
}

.home-menu ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.home-menu li a {
  display: flex;
  flex-direction: row;
  align-items: baseline;
  gap: 0.75rem;
  text-decoration: none;
}

.home-num {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  flex-shrink: 0;
}

.home-label {
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-light);
  transition: color 0.12s;
}

.home-menu li a:hover .home-label {
  color: var(--ink);
}

.home-about {
  grid-area: about;
  text-align: left;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--ink-mid);
}

.home-latest {
  grid-area: latest;
  border-top: 1px solid var(--rule);
  padding-top: 2rem;
  margin-top: 2.5rem;
  text-align: left;
}

.home-latest-head {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 2.25rem;
}

.home-latest-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  padding-bottom: 1rem;
}

.home-latest-item {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 0.75rem;
  font-size: 1rem;
  line-height: 1.6;
}

.home-latest-date {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--ink-faint);
  padding-top: 0.15em;
}

.home-latest-text {
  color: var(--ink-mid);
}


/* ─────────────────────────────────────────
   FUNDRAISER  (index page)
───────────────────────────────────────── */
.home-fundraiser {
  grid-area: fundraiser;
  border-top: 1px solid var(--rule);
  padding-top: 2rem;
  margin-top: 0.5rem;
}

.fundraiser-heading {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 1.25rem;
}

/* card */
.fundraiser-card {
  border: 1px solid var(--rule);
  padding: 1.75rem 2rem;
}

.fundraiser-amounts {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.fundraiser-raised {
  font-family: var(--mono);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--ink);
  line-height: 1;
}

.fundraiser-goal {
  font-family: var(--mono);
  font-size: 0.875rem;
  color: var(--ink-faint);
}

.fundraiser-bar-track {
  width: 100%;
  height: 4px;
  background: var(--rule);
  margin-bottom: 1rem;
}

.fundraiser-bar-fill {
  height: 100%;
  background: var(--accent);
  transition: width 0.6s ease;
}

.fundraiser-meta {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
  margin-bottom: 1.25rem;
}

.fundraiser-link {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cream);
  background: var(--ink);
  text-decoration: none;
  padding: 0.55rem 1.5rem;
  transition: background 0.15s;
}
.fundraiser-link:hover { background: var(--accent); }

/* ─────────────────────────────────────────
   CHESS PUZZLE  (index page)
───────────────────────────────────────── */
.home-chess {
  grid-area: chess;
  border-top: 1px solid var(--rule);
  padding-top: 3rem;
  margin-top: 1rem;
}

.chess-head {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 1.25rem;
}

.chess-controls {
  width: 280px;
  margin: 0 auto 0.75rem;
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

.chess-meta-theme {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--ink-mid);
}

.chess-meta-theme {
  flex: 1;
}

.chess-board-wrap {
  width: 280px;
  margin: 0 auto;
}

.chess-status {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  min-height: 1.4em;
  transition: color 0.2s;
  text-align: center;
  margin-top: 0.75rem;
}

.chess-status.correct { color: #2d6a2d; }
.chess-status.wrong   { color: #8b1a1a; }
.chess-status.solved  { color: var(--ink); font-weight: 700; }

.chess-btn {
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
  color: var(--ink-faint);
  transition: color 0.12s;
  flex-shrink: 0;
  margin-left: auto;
}
.chess-btn:hover {
  color: var(--ink);
}

/* Square highlights — override chessboard.js colours */
#chess-board .square-55d63.highlight-correct {
  background: rgba(30, 100, 30, 0.22) !important;
  box-shadow: inset 0 0 0 2px rgba(30,100,30,0.35);
}
#chess-board .square-55d63.highlight-wrong {
  background: rgba(160, 30, 30, 0.18) !important;
  box-shadow: inset 0 0 0 2px rgba(160,30,30,0.3);
}
#chess-board .square-55d63.highlight-selected {
  background: rgba(60, 100, 160, 0.22) !important;
}
#chess-board .square-55d63.highlight-hint {
  background: rgba(60, 100, 160, 0.12) !important;
}

/* chessboard.js base overrides */
.board-b72b1 { border: 1px solid var(--rule) !important; }

/* ─────────────────────────────────────────
   FOOTER
───────────────────────────────────────── */
.site-footer {
}

.footer-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 2rem 2.5rem;
  border-top: 1px solid var(--rule);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}

.footer-name {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.footer-contact {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-decoration: none;
  color: var(--ink-faint);
  transition: color 0.12s;
}

.footer-contact:hover {
  color: var(--ink-mid);
}


/* ─────────────────────────────────────────
   SUBPAGE LAYOUT
───────────────────────────────────────── */
body.page-sub {
}

.sub-header {
  margin-top: 3rem;
}

body.page-sub .home-name {
  margin: 0 auto 0.75rem;
  max-width: 860px;
  width: 100%;
}

.sub-header-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 1.75rem 2.5rem;
  border-bottom: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
}

.sub-desktop-toggle {
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 2px;
  justify-self: start;
  width: 24px;
}
.sub-desktop-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--ink);
  transition: transform 0.2s, opacity 0.2s;
}
.sub-desktop-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.sub-desktop-toggle.open span:nth-child(2) { opacity: 0; }
.sub-desktop-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.sub-desktop-nav-overlay {
  display: none;
  position: fixed;
  z-index: 999;
  background: var(--cream);
  border: 1px solid var(--rule);
  padding: 1rem 1.5rem 1.5rem;
  box-shadow: 0 4px 16px rgba(0,0,0,0.07);
}
.sub-desktop-nav-overlay.open {
  display: block;
}
.sub-desktop-nav-overlay ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}
.sub-desktop-nav-overlay ul li a {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  text-decoration: none;
  padding: 0.375rem 0;
}

.sub-header-title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  justify-self: center;
  cursor: pointer;
}
.sub-header-title::before {
  content: '';
  display: inline-block;
  width: 0.42em;
  height: 0.42em;
  border-right: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  transform: rotate(-45deg);
  transition: transform 0.2s;
  flex-shrink: 0;
  margin-top: 0.1em;
}
.sub-header-title.open::before {
  transform: rotate(45deg);
}

.sub-header-num {
  display: none;
}

.sub-header-label {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--ink);
  line-height: 1.1;
}

.sub-intro {
  max-width: calc(var(--content-w) + 2 * var(--sec-pad-h));
  margin: 0 auto;
  padding: 2rem var(--sec-pad-h) 0;
  font-family: var(--serif);
  font-size: 0.9375rem;
  color: var(--ink-mid);
  font-style: italic;
}
.sub-intro p + p { margin-top: 1rem; }

.home-name a,
.sub-mobile-name a {
  text-decoration: none;
  color: inherit;
}

.name-letter {
  display: inline-block;
  transition: transform 1.2s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.sub-header-label .name-letter:hover,
.sub-page-label .name-letter:hover {
  transform: perspective(400px) rotateY(180deg);
}

.sub-content {
  width: 100%;
  max-width: calc(var(--content-w) + 2 * var(--sec-pad-h));
  padding: var(--sec-pad-v) var(--sec-pad-h);
  padding-top: 2rem;
  padding-bottom: 2rem;
  margin: 0 auto;
}

/* Mobile subpage nav — hidden on desktop */
.sub-mobile-toggle { display: none; }
.sub-mobile-header { display: none; }
.sub-mobile-nav    { display: none; }
.sub-page-title    { display: none; }

/* ─────────────────────────────────────────
   RESPONSIVE  — tablet / mobile
───────────────────────────────────────── */

/* ── Tablet (≤ 860px) ── */
@media (max-width: 860px) {
  :root {
    --sec-pad-v: 3rem;
    --sec-pad-h: 1.5rem;
    --sub-gap:   2rem;
  }

  /* Collapse two-column content grids */
  .deg             { grid-template-columns: 1fr; }
  .deg-period      { text-align: left; grid-row: auto; grid-column: 1; }

  .lang-row        { grid-template-columns: 7rem 1fr; }

  .collab-row      { grid-template-columns: 1fr; }
  .collab-affil    { grid-column: 1; }

  .stay            { grid-template-columns: 1fr; }
  .stay-dates      { text-align: left; grid-column: 1; grid-row: auto; }

  .grant           { grid-template-columns: 1fr; }
  .grant-amount,
  .grant-period    { text-align: left; }

  .service-item    { grid-template-columns: 1fr; }
  .service-year    { text-align: left; }

  .membership-item { grid-template-columns: 1fr; }
  .membership-from { text-align: left; }

  .pub-item,
  .talk-item,
  .trans-item      { grid-template-columns: 1.5rem 1fr; }

  .venture         { grid-template-columns: 1fr; }
  .venture-dates   { text-align: left; grid-column: 1; grid-row: auto; }

  .comp-item       { grid-template-columns: 1fr; }
  .comp-year       { text-align: left; }

  .award-item      { grid-template-columns: 1fr; }
  .award-year      { text-align: left; }

  .funding-item    { grid-template-columns: 1fr; }
  .funding-amount,
  .funding-year    { text-align: left; }

  .contact-row     { grid-template-columns: max-content 1fr; }
}

/* ── Large mobile (≤ 640px) ── */
@media (max-width: 640px) {
  html { font-size: 16px; }

  /* Sub-header */
  .sub-header-inner {
    padding: 1rem 1.25rem;
    grid-template-columns: auto 1fr auto;
  }
  .sub-header-label { font-size: 1.2rem; }

  /* Footer */
  .footer-inner {
    padding: 1.5rem 1.25rem;
  }

  /* Sub-intro / sub-content */
  .sub-intro   { padding: 0 1.25rem 0; }
  .sub-content { padding: 2.5rem 1.25rem; }

  /* Home — switch to single column, show hamburger */
  .home-wrap {
    padding: 4rem 1.25rem 2rem;
    max-width: none;
    grid-template-columns: 1fr;
    grid-template-areas:
      "name"
      "toggle"
      "nav"
      "about"
      "latest"
      "chess"
      "fundraiser";
    column-gap: 0;
  }

  .nav-toggle-btn { display: flex; }

  .home-menu {
    display: none;
    margin-bottom: 1.5rem;
  }

  .nav-toggle-input:checked ~ .home-menu {
    display: block;
  }

  .home-about { margin-top: 1.5rem; }

  .home-latest { margin-top: 2rem; }
  .fundraiser-card { padding: 1.25rem; }

  /* Subpages: replace desktop header with mobile nav */
  .sub-header { display: none; }

  .sub-page-title {
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 2rem 1.25rem 1.5rem;
  }
  .sub-page-title::before {
    content: '';
    display: inline-block;
    width: 0.42em;
    height: 0.42em;
    border-right: 1.5px solid var(--ink);
    border-bottom: 1.5px solid var(--ink);
    transform: rotate(-45deg);
    transition: transform 0.2s;
    flex-shrink: 0;
  }
  .sub-page-title.open::before {
    transform: rotate(45deg);
  }
  .page-intro { padding: 0 1.25rem 2rem; }
  .sub-page-num { display: none; }
  .sub-page-label {
    font-family: var(--serif);
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--ink);
    line-height: 1.1;
  }

  .sub-mobile-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 4rem 1.25rem 0;
  }

  .sub-mobile-name {
    font-family: var(--serif);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 400;
    letter-spacing: 0.01em;
    line-height: 1.05;
    margin-bottom: 3rem;
    color: var(--ink);
    text-align: center;
  }

  .sub-mobile-nav {
    padding: 0 1.25rem;
  }

  .sub-mobile-nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    padding-top: 1.5rem;
    margin-bottom: 1.5rem;
  }

  .sub-mobile-nav ul li a {
    display: flex;
    flex-direction: row;
    align-items: baseline;
    gap: 0.75rem;
    text-decoration: none;
  }

  .sub-mobile-toggle:checked ~ .sub-mobile-nav {
    display: block;
  }

  .sub-mobile-toggle:checked ~ .sub-mobile-header .nav-toggle-btn span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .sub-mobile-toggle:checked ~ .sub-mobile-header .nav-toggle-btn span:nth-child(2) {
    opacity: 0;
  }
  .sub-mobile-toggle:checked ~ .sub-mobile-header .nav-toggle-btn span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
}

/* ── Small mobile (≤ 420px) ── */
@media (max-width: 420px) {
  html { font-size: 15px; }

  .sub-header-inner {
    padding: 0.875rem 1rem;
    grid-template-columns: auto 1fr auto;
  }

  .sub-header-label { font-size: 1.05rem; }
  .sub-desktop-toggle { display: none; }

  .home-wrap        { padding: 3.5rem 1rem 1.5rem; }
  .sub-mobile-header { padding: 3.5rem 1rem 0; }
  .sub-mobile-nav   { padding: 0 1rem; }

  .footer-inner     { padding: 1.25rem 1rem; }
  .sub-intro        { padding: 1.25rem 1rem 0; }
  .sub-content      { padding: 2rem 1rem; }

  .lang-row         { grid-template-columns: 1fr; gap: 0.15rem; }
  .lang-level       { margin-bottom: 0.1rem; }
  .contact-row      { grid-template-columns: 1fr; gap: 0.15rem; }
  .contact-key      { margin-bottom: 0.1rem; }

  .fundraising-box  { padding: 1.25rem; }
  .contact-form     { max-width: 100%; padding: 1.25rem; }
}

/* ─────────────────────────────────────────
   PRINT
───────────────────────────────────────── */
@media print {
  .sub-header, .site-footer { display: none; }
  .sec-inner { padding: 1.5rem 0; }
  body { font-size: 10pt; background: white; color: black; }
}

/* ─────────────────────────────────────────
   MISC UTILITIES
───────────────────────────────────────── */
.cv-link {
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 0.05em;
  transition: color 0.12s, border-color 0.12s;
}
.cv-link:hover { color: var(--accent); border-bottom-color: var(--accent); }
.self { text-decoration: underline; }