:root {
  color-scheme: light;
  --ink: #39232d;
  --wine: #632540;
  --plum: #462039;
  --rose: #f4d7df;
  --paper: #fff8f1;
  --muted: #654957;
  --line: #ddc4cb;
  --sans: "Geist", "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 1rem/1.6 var(--sans); }
a { color: inherit; text-underline-offset: .25em; }
a:focus-visible { outline: 2px solid currentColor; outline-offset: 5px; }
.skip { position: absolute; top: .75rem; left: .75rem; transform: translateY(-200%); background: var(--paper); padding: .5rem; }
.skip:focus { transform: none; z-index: 1; }
.wrap { width: min(100% - 4rem, 80rem); margin-inline: auto; }
.top { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .65rem 1.5rem; min-height: 5rem; padding-block: .75rem; }
.signature {
  position: relative;
  display: block;
  flex: none;
  width: 7.25rem;
  aspect-ratio: 1464 / 690;
  overflow: hidden;
  mix-blend-mode: multiply;
}
.signature img {
  position: absolute;
  inset: -32.6% auto auto -17.1%;
  width: 131.15%;
  max-width: none;
  height: auto;
}
nav { display: flex; flex-wrap: wrap; align-items: center; gap: .55rem clamp(.75rem, 2.3vw, 2rem); font-size: .88rem; font-weight: 600; }
nav a { text-decoration: none; }
nav a:hover { text-decoration: underline; }
.nav-contact { border: 1px solid currentColor; padding: .35rem .7rem; }
.hero, .inquiries { background: var(--wine); color: var(--paper); }
.hero { background: linear-gradient(125deg, var(--plum), var(--wine)); }
.signature, .nav-contact { color: var(--wine); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr); align-items: center; gap: clamp(2rem, 5vw, 5rem); padding-block: clamp(3rem, 7vw, 6rem); }
.eyebrow { margin: 0 0 1.15rem; font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 700; }
h1, h2, h3 { margin: 0; line-height: 1; }
h1 { font-size: clamp(2.25rem, 6.2vw, 6.8rem); font-weight: 750; letter-spacing: -.075em; overflow-wrap: anywhere; }
h1 .name-line { display: block; }
.intro-text { margin: 1.7rem 0 1rem; max-width: 31rem; font-size: clamp(1rem, 1.7vw, 1.24rem); }
.affiliation { margin: 0 0 1.75rem; color: #f5d9e3; font-size: .92rem; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: .9rem 1.5rem; }
.actions a { font-size: .9rem; font-weight: 650; }
.button { background: var(--paper); color: var(--ink); padding: .8rem 1.2rem; text-decoration: none; }
.button:hover { background: var(--rose); }
.button span, .text-link span { margin-inline-start: .3em; }
.portrait { display: block; width: 100%; height: auto; aspect-ratio: 4 / 5; object-fit: cover; object-position: center 23%; }
#research { border-top: 1px solid var(--line); }
h2 { font-size: clamp(2.5rem, 5.7vw, 5.4rem); font-weight: 750; letter-spacing: -.075em; }
.section-copy p { max-width: 39rem; margin: 0 0 1rem; }
.section-copy p:last-child { margin-bottom: 0; }
.entries { list-style: none; padding: 0; margin: 0; }
.entries h3 { font-size: clamp(1.25rem, 2vw, 1.85rem); line-height: 1.2; letter-spacing: -.035em; }
.entries p { font-size: .9rem; margin: .45rem 0 0; color: var(--muted); }
.book-section { background: var(--rose); }
.book-links { display: flex; flex-wrap: wrap; gap: .35rem 1.15rem; margin-top: .65rem; font-size: .9rem; font-weight: 650; }
.inquiries .wrap { padding-block: clamp(3rem, 7vw, 6rem); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr); gap: 1.75rem clamp(2rem, 6vw, 6rem); }
.inquiries .email { margin-top: 1rem; font-size: .9rem; }
footer { padding-block: 1.5rem; font-size: .85rem; }
@media (max-width: 820px) {
  .hero-grid, .inquiries .wrap { grid-template-columns: 1fr; }
  .portrait { max-width: 30rem; aspect-ratio: 5 / 4; object-position: center 18%; }
}
@media (max-width: 500px) {
  .wrap { width: calc(100% - 2rem); }
  nav { width: 100%; }
  h1 { font-size: clamp(1.9rem, 9.6vw, 3rem); }
}

html[lang="en"] [data-copy="th"],
html[lang="th"] [data-copy="en"] { display: none; }
html[lang="th"] body,
body [lang="th"] { font-family: "Prompt", "Thonburi", var(--sans); }
body [lang="en"] { font-family: var(--sans); }
html[lang="th"] h1, html[lang="th"] h2, html[lang="th"] h3 { letter-spacing: normal; line-height: 1.2; }
.language-picker { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; padding: .2rem; }
.language-picker[hidden] { display: none; }
.language-picker button { border: 0; border-radius: 999px; padding: .35rem .55rem; background: transparent; color: var(--wine); font-size: inherit; font-weight: inherit; font-family: inherit; cursor: pointer; }
.language-picker button[lang="th"] { font-family: "Prompt", "Thonburi", var(--sans); }
.language-picker button[aria-pressed="true"] { background: var(--wine); color: var(--paper); }
.language-picker button:focus-visible { outline: 2px solid var(--plum); outline-offset: 2px; }

.profile-section,
.showcase {
  padding-block: clamp(3rem, 7vw, 6rem);
}
.profile-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr);
  gap: clamp(2rem, 5vw, 5rem);
}
.profile-section .eyebrow,
.showcase .eyebrow { color: var(--wine); }
.career-path {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1.5rem;
  border-inline-start: 2px solid var(--line);
}
.career-path li { position: relative; padding-bottom: 1.5rem; }
.career-path li:last-child { padding-bottom: 0; }
.career-path li::before {
  content: "";
  position: absolute;
  inset-inline-start: -1.85rem;
  top: .25rem;
  width: .55rem;
  height: .55rem;
  border-radius: 50%;
  background: var(--wine);
}
.career-path h3 { font-size: 1.25rem; }
.career-path p { margin: .45rem 0 0; color: var(--muted); }
.topics { display: flex; flex-wrap: wrap; gap: .5rem; list-style: none; padding: 0; margin: 1.5rem 0 0; }
.topics li { background: var(--rose); color: var(--wine); border-radius: 999px; padding: .35rem .8rem; font-size: .9rem; }

.showcase > .entries, .speaking-archive > .entries {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 1.7rem);
  margin-top: clamp(1.5rem, 4vw, 2.75rem);
}
.showcase .research-grid > li,
.showcase .speaking-grid > li {
  padding: clamp(1.15rem, 2.5vw, 1.75rem);
  border: 1px solid var(--line);
  border-top: .35rem solid var(--wine);
  border-radius: .65rem;
  background: #fffdf9;
}
.research-grid .research-summary { font-size: 1rem; }
.research-grid details { margin-top: 1rem; border-top: 1px solid var(--line); padding-top: .8rem; }
.research-grid summary { cursor: pointer; color: var(--wine); font-size: .9rem; font-weight: 650; }
.speaking-archive { margin-top: 1.5rem; }
.speaking-archive summary { cursor: pointer; color: var(--wine); font-weight: 650; }
#comittee > .entries { grid-template-columns: repeat(2, minmax(0, 1fr)); }
#comittee h4 { font-size: clamp(1.25rem, 2vw, 1.85rem); line-height: 1.2; margin: 0; }
@media (max-width: 540px) {
  #comittee > .entries { grid-template-columns: 1fr; }
}
.speaking-grid .entry-date,
.speaking-grid time { display: block; margin-bottom: .7rem; color: var(--wine); font-weight: 750; }

.showcase .books > li { display: flex; flex-direction: column; gap: 0; }
.book-cover {
  display: block;
  width: 100%;
  height: clamp(13rem, 23vw, 20rem);
  object-fit: contain;
  padding: 1rem;
  background: #fff8f1;
  box-shadow: none;
  border-radius: .65rem .65rem 0 0;
}
.books > li > div { width: 100%; flex: 1; padding: 1.15rem; background: #fffdf9; border-radius: 0 0 .65rem .65rem; }
@media (max-width: 820px) {
  .profile-section { grid-template-columns: 1fr; }
  .showcase > .entries, .speaking-archive > .entries { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 540px) {
  .showcase > .entries, .speaking-archive > .entries { grid-template-columns: 1fr; }
  .book-cover { height: 16rem; }
}

.workshop-feature {
  display: grid;
  grid-template-columns: minmax(0, 21rem) minmax(0, 1fr);
  align-items: center;
  margin-top: clamp(1.5rem, 4vw, 2.75rem);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: .65rem;
  background: var(--rose);
}
.workshop-feature img { display: block; width: 100%; height: auto; }
.workshop-copy { padding: clamp(1.25rem, 4vw, 3rem); }
.workshop-copy time { display: block; margin-bottom: .8rem; color: var(--wine); font-weight: 750; }
.workshop-copy h3 { font-size: clamp(1.8rem, 4.5vw, 3.6rem); line-height: 1.1; }
.workshop-copy p { max-width: 36rem; }
.workshop-copy a { color: var(--wine); font-weight: 650; }
@media (max-width: 680px) {
  .workshop-feature { grid-template-columns: 1fr; }
  .workshop-feature img { width: min(100%, 23rem); justify-self: center; }
}

.research-profile { margin: 1rem 0 0; color: var(--wine); }
.orcid-id { white-space: nowrap; }
.research-more-title { margin-top: clamp(2rem, 5vw, 4rem); font-size: 1.5rem; }
.research-list { list-style: none; margin: 1rem 0 0; padding: 0; }
.research-list li {
  display: grid;
  grid-template-columns: 3.5rem minmax(0, 1fr);
  gap: .75rem;
  padding-block: .85rem;
  border-top: 1px solid var(--line);
}
.research-list time { color: var(--wine); font-weight: 750; }
.research-list h4 { margin: 0; font-weight: 600; }

@media (hover: hover) and (pointer: fine) {
  :is(.button, .nav-contact, .language-picker button, .text-link) {
    transition: background-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
  }
  :is(.button, .nav-contact, .language-picker button, .text-link):hover {
    transform: translateY(-2px);
  }
  .button:hover { box-shadow: 0 3px 12px #46203940; }
  :is(.nav-contact, .language-picker button[aria-pressed="false"]):hover { background-color: var(--rose); }
  :is(nav a, .text-link, .book-links a, .research-profile a, .research-list a, .speaking-grid a, .workshop-copy a, .research-grid summary):hover {
    text-decoration: underline;
    text-underline-offset: .32em;
  }
}
@media (prefers-reduced-motion: reduce) {
  :is(.button, .nav-contact, .language-picker button, .text-link) { transition: none; }
  :is(.button, .nav-contact, .language-picker button, .text-link):hover { transform: none; }
}

.workshop-previews {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .5rem;
  margin-top: .85rem;
}
.workshop-previews a { display: block; border-radius: .3rem; }
.workshop-previews a:only-child { grid-column: 1 / -1; }
.workshop-previews:first-child { margin: 0 0 1rem; }
.workshop-previews img { display: block; width: 100%; height: auto; border-radius: inherit; }
@media (hover: hover) and (pointer: fine) {
  .workshop-previews a:hover { outline: 2px solid var(--wine); outline-offset: 2px; }
}

.learning-stage {
  container-type: inline-size;
  margin-top: 1.5rem;
  padding: clamp(1rem, 4vw, 3rem) 0 1.5rem;
  border-radius: 1rem;
  background:
    radial-gradient(circle at 0 0, #c67496 0 21%, transparent 21.2%),
    radial-gradient(circle at 100% 100%, #9a466c 0 22%, transparent 22.2%),
    var(--plum);
}
#learning-slides.is-carousel {
  --card-width: clamp(15rem, 38cqw, 28rem);
  position: relative;
  display: flex;
  align-items: stretch;
  gap: clamp(.85rem, 2vw, 1.75rem);
  padding: 1rem max(1rem, calc((100% - var(--card-width)) / 2)) 1.25rem;
  overflow-x: auto;
  scrollbar-width: none;
  scroll-snap-type: x mandatory;
  overscroll-behavior-inline: contain;
}
#learning-slides.is-carousel::-webkit-scrollbar { display: none; }
#learning-slides .workshop-feature {
  display: flex;
  flex: 0 0 var(--card-width);
  min-width: 0;
  flex-direction: column;
  margin: 0;
  padding: clamp(.7rem, 2vw, 1.25rem);
  border: 0;
  border-radius: .5rem;
  background: #fff;
  color: var(--ink);
  text-align: center;
  scroll-snap-align: center;
  transform: scale(.96);
  transition: transform 320ms ease;
}
#learning-slides .is-center { transform: scale(1); }
#learning-slides .workshop-feature > a { display: block; width: 100%; }
#learning-slides .workshop-feature img {
  width: 100%;
  height: clamp(13rem, 25vw, 21rem);
  object-fit: contain;
}
#learning-slides .workshop-copy {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: .8rem;
  padding: 1rem 0 .25rem;
}
#learning-slides .workshop-copy h3 { font-size: clamp(1rem, 2.1vw, 1.4rem); }
#learning-slides .workshop-copy p { display: none; }
#learning-slides .workshop-copy a {
  padding: .55rem .85rem;
  border-radius: .25rem;
  background: var(--rose);
  color: var(--wine);
  text-decoration: none;
  font-size: .9rem;
}
.learning-dots, .learning-controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  margin: .5rem auto 0;
  padding-inline: .5rem;
  color: var(--paper);
}
.learning-dots[hidden], .learning-controls[hidden] { display: none; }
.learning-dots button {
  display: grid;
  place-items: center;
  width: 1.15rem;
  height: 1.6rem;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
}
.learning-dots button::before {
  content: "";
  width: .36rem;
  height: .36rem;
  border-radius: 50%;
  background: currentColor;
  opacity: .5;
}
.learning-dots button[aria-current="true"]::before { opacity: 1; transform: scale(1.65); }
.learning-controls { gap: .6rem; }
.learning-controls button {
  border: 1px solid #ffffff55;
  border-radius: 999px;
  padding: .4rem .75rem;
  background: transparent;
  color: inherit;
  font: inherit;
  font-size: .85rem;
  cursor: pointer;
}
.learning-controls button:hover, .learning-controls [aria-pressed="true"] { background: #ffffff20; }
.learning-count { font-size: .85rem; font-variant-numeric: tabular-nums; }
@media (max-width: 600px) {
  #learning-slides.is-carousel { --card-width: min(76cqw, 21rem); }
}
@media (prefers-reduced-motion: reduce) {
  #learning-slides .workshop-feature { transition: none; }
}

.calendar-intro { color: var(--muted); margin: .65rem 0 1.5rem; }
.calendar-panel { border: 1px solid var(--line); border-radius: .85rem; background: #fffdf9; overflow: hidden; }
.calendar-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem 1.25rem; padding: .9rem; }
.calendar-toolbar h3 { margin: 0; font-size: clamp(1.15rem, 3vw, 1.55rem); }
.calendar-navigation { display: flex; gap: .35rem; }
.calendar-navigation button {
  border: 1px solid var(--line);
  border-radius: .4rem;
  min-width: 2.55rem;
  min-height: 2.55rem;
  background: transparent;
  color: var(--wine);
  font: inherit;
  cursor: pointer;
}
.calendar-navigation button:hover { background: var(--rose); }
.calendar-table { table-layout: fixed; border-collapse: collapse; width: 100%; }
.calendar-table th, .calendar-table td { border: 1px solid var(--line); }
.calendar-table :is(th, td):first-child { border-left: 0; }
.calendar-table :is(th, td):last-child { border-right: 0; }
.calendar-table th { padding: .5rem .15rem; font-size: clamp(.64rem, 1.4vw, .87rem); }
.calendar-table td { height: clamp(3.1rem, 8vw, 6rem); padding: .3rem; vertical-align: top; }
.calendar-table time { display: grid; place-items: center; margin-left: auto; width: 1.65rem; height: 1.65rem; font-size: .78rem; }
.calendar-outside { color: var(--muted); background: #f8f3ef; }
.calendar-table time[aria-current="date"] { border-radius: .35rem; color: #fff; background: var(--wine); }
.calendar-event {
  display: block;
  margin-top: .22rem;
  padding: .22rem .3rem;
  border-inline-start: 2px solid var(--wine);
  border-radius: .2rem;
  color: var(--wine);
  background: var(--rose);
  font-size: .76rem;
  text-decoration: none;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.calendar-event:hover { text-decoration: underline; }
.calendar-agenda { padding: .9rem; }
.calendar-agenda h4 { margin: 0; }
.calendar-agenda ul { padding: 0; margin: 0; list-style: none; }
.calendar-agenda li { display: flex; flex-wrap: wrap; gap: .25rem .8rem; padding: .5rem 0; }
.calendar-agenda time { min-width: 5rem; color: var(--wine); font-weight: 650; }
.calendar-empty { color: var(--muted); margin-bottom: 0; }
[data-calendar-event] { scroll-margin-top: 1rem; }
@media (max-width: 540px) {
  .calendar-table td { padding: .12rem; }
  .calendar-event { font-size: .64rem; padding-inline: .12rem; }
}

.workshop-cover {
  --cover-ink: #572d47;
  --cover-base: #f6e3e8;
  --cover-accent: #d899b2;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: grid;
  align-items: end;
  min-height: 8.5rem;
  aspect-ratio: 3 / 2;
  padding: clamp(.9rem, 2vw, 1.3rem);
  margin-bottom: 1rem;
  border-radius: .45rem;
  background: var(--cover-base);
  color: var(--cover-ink);
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  font-weight: 750;
  line-height: 1.25;
}
.workshop-cover--green {
  --cover-ink: #294f42;
  --cover-base: #e2eee5;
  --cover-accent: #9ac4ad;
}
.workshop-cover--plum {
  --cover-ink: #493568;
  --cover-base: #ece5f6;
  --cover-accent: #bba9d8;
}
.workshop-cover::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: 67%;
  aspect-ratio: 1;
  inset: -48% -12% auto auto;
  border: 1.1rem solid var(--cover-accent);
  border-radius: 50%;
  opacity: .55;
}

.speaking-slider { margin: 1.6rem 0 1.2rem; }
.speaking-stage { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: clamp(.35rem, 1vw, .9rem); }
.speaking-slides { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(.75rem, 1.7vw, 1.45rem); }
.speaking-tile {
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: end;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: .65rem;
  background: #56374c;
  color: #fff;
  text-decoration: none;
}
.speaking-tile::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(transparent 18%, #21141f4d 40%, #21141ff7 88%); }
.speaking-tile > :is(img, .workshop-cover) { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; margin: 0; object-fit: cover; }
.speaking-tile > .workshop-cover { align-items: start; padding-top: 1.25rem; }
.speaking-caption { min-width: 0; padding: clamp(.75rem, 1.45vw, 1.25rem); overflow-wrap: anywhere; }
.speaking-caption :is(time, .entry-date) { color: #ffd3e4; font-size: .8rem; margin: 0 0 .35rem; }
.speaking-caption h3 { font-size: clamp(.93rem, 1.45vw, 1.22rem); line-height: 1.3; margin: 0; }
.speaking-tile:hover h3 { text-decoration: underline; }
.speaking-arrow, .speaking-pages button {
  border: 0;
  border-radius: .55rem;
  background: #f4c8da;
  color: #54233e;
  font: inherit;
  cursor: pointer;
  min-width: 2rem;
  min-height: 2rem;
}
.speaking-arrow { min-height: 3.35rem; font-size: 1.75rem; }
.speaking-arrow:disabled { opacity: .42; cursor: default; }
.speaking-pages { display: flex; flex-wrap: wrap; justify-content: center; gap: .35rem; margin-top: 1rem; }
.speaking-pages button { background: transparent; border-radius: 999px; }
.speaking-pages button[aria-current], .speaking-pages button:hover, .speaking-arrow:hover:not(:disabled) { background: #edafcb; }
.speaking-catalog > summary { color: var(--wine); cursor: pointer; font-weight: 650; }
.speaking-catalog > .entries { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr)); gap: 1rem; }
@media (max-width: 860px) { .speaking-slides { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 540px) { .speaking-slides { grid-template-columns: minmax(0, 1fr); } }