/* ============================================================
   BEDDS Lab — Minimal site styles
   Baker Lab-inspired: light gray surface, white cards, hairline
   borders, restrained type. Tokens from colors_and_type.css.
   ============================================================ */
@import url('colors_and_type.css');

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: #f5f5f5;
  color: var(--color-charcoal);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--color-primary); }

button { font-family: inherit; cursor: pointer; }

/* ============================================================
   Header — visible on every page
   Left: menus · Right: wordmark
   ============================================================ */
.site-header {
  background: #f5f5f5;
  padding: 22px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-left {
  display: flex;
  gap: 32px;
}

.nav-item {
  position: relative;
}

.nav-trigger {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-charcoal);
  background: none;
  border: 0;
  padding: 8px 0;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
}
.nav-trigger:hover { color: var(--color-primary); }

.nav-trigger .caret {
  font-size: 9px;
  opacity: 0.55;
  margin-top: 1px;
}

.dropdown {
  position: absolute;
  top: 100%;
  left: -12px;
  background: #fff;
  border: 1px solid var(--color-hairline);
  border-radius: 4px;
  padding: 6px 0;
  min-width: 160px;
  box-shadow: rgba(0,0,0,0.06) 0px 4px 12px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 120ms ease, transform 120ms ease, visibility 0ms linear 120ms;
}
.nav-item:hover .dropdown,
.nav-item:focus-within .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition: opacity 120ms ease, transform 120ms ease, visibility 0ms;
}

.dropdown a {
  display: block;
  padding: 8px 16px;
  font-size: 13px;
  color: var(--color-charcoal);
}
.dropdown a:hover {
  background: var(--color-surface);
  color: var(--color-primary);
}

.wordmark {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.2px;
  color: var(--color-ink);
}
.wordmark:hover { color: var(--color-primary); }

/* ============================================================
   Page container
   ============================================================ */
.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 40px 96px;
}

.page-title {
  font-size: 36px;
  font-weight: 400;
  color: var(--color-ink);
  letter-spacing: -0.4px;
  margin: 24px 0 56px;
  line-height: 1.2;
}

/* ============================================================
   Homepage — single strong message, lots of whitespace
   ============================================================ */
.home-stage {
  min-height: calc(100vh - 80px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 40px 120px;
}

.home-logo {
  display: block;
  width: 100%;
  max-width: 620px;
  height: auto;
  margin: 0 auto;
}

.home-tagline {
  margin: 40px auto 0;
  max-width: 720px;
  font-size: 20px;
  line-height: 1.5;
  font-weight: 400;
  color: var(--color-charcoal);
  letter-spacing: -0.2px;
  text-wrap: balance;
}

.home-message {
  font-size: 52px;
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -1.2px;
  color: var(--color-ink);
  max-width: 900px;
  text-wrap: balance;
}

.home-message .em {
  font-weight: 600;
  color: var(--color-ink-deep);
}

.home-affiliation {
  margin-top: 40px;
  font-size: 13px;
  color: var(--color-steel);
  letter-spacing: 0.04em;
}

/* ============================================================
   Card / button primitives (used on inner pages)
   ============================================================ */
.btn-purple {
  background: var(--color-primary);
  color: #fff;
  border: 0;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 8px 16px;
  border-radius: 3px;
}
.btn-purple:hover { background: var(--color-primary-pressed); }

/* PI bio page — slightly larger photo & name */
.pi-large {
  grid-template-columns: 260px 1fr;
  margin-bottom: 56px;
}
.pi-large .pi-photo { width: 260px; }
.pi-large .pi-name {
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.4px;
  margin-bottom: 12px;
}
.pi-large .pi-info p { font-size: 14px; }

.bio {
  max-width: 720px;
  margin: 8px 0 0;
}
.bio p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-charcoal);
  margin: 0 0 20px;
}
.bio p:last-child { margin-bottom: 0; }

.pi-contact {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--color-hairline);
  display: flex;
  gap: 48px;
  font-size: 13px;
  flex-wrap: wrap;
}
.pi-contact > div { min-width: 0; }
.pi-contact label {
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 10px;
  color: var(--color-steel);
  margin-bottom: 4px;
  font-weight: 600;
}
.pi-contact a,
.pi-contact span { color: var(--color-charcoal); font-family: var(--font-mono); font-size: 13px; }
.pi-contact a:hover { color: var(--color-primary); }

/* ============================================================
   Members page
   ============================================================ */

/* PI block */
.pi {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
  margin-bottom: 80px;
  align-items: start;
}
.pi-photo {
  width: 220px;
  aspect-ratio: 3 / 4;
  background: #ebe9e6;
  border-radius: 3px;
  display: grid;
  place-items: end center;
  overflow: hidden;
}
.pi-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  display: block;
}
.pi-photo svg { width: 78%; fill: #c8c4be; }
.pi-info { display: flex; flex-direction: column; padding-top: 4px; }
.pi-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-ink);
  margin: 0 0 16px;
}
.pi-info p {
  margin: 0 0 14px;
  font-size: 13px;
  color: var(--color-charcoal);
  line-height: 1.55;
  max-width: 720px;
}
.pi-info .btn-purple { align-self: flex-start; margin-top: 8px; }

/* Tabs */
.member-tabs {
  display: flex;
  gap: 56px;
  margin-bottom: 32px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--color-hairline);
}
.tab {
  background: none;
  border: 0;
  font-size: 13px;
  font-weight: 400;
  color: var(--color-stone);
  padding: 6px 0;
  border-bottom: 1px solid transparent;
  margin-bottom: -1px;
}
.tab.active {
  color: var(--color-ink);
  border-bottom-color: var(--color-ink);
}
.tab:hover { color: var(--color-charcoal); }

/* Grid + tiles */
.member-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.member-tile {
  background: #fff;
  border: 1px solid var(--color-hairline);
  border-radius: 4px;
  padding: 12px 12px 16px;
  display: flex;
  flex-direction: column;
}
.member-photo {
  aspect-ratio: 1 / 1.05;
  background: #ebe9e6;
  border-radius: 2px;
  display: grid;
  place-items: end center;
  margin-bottom: 14px;
  overflow: hidden;
}
.member-photo svg { width: 65%; fill: #c8c4be; }
.member-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  display: block;
}

.member-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-ink);
  text-align: center;
  margin: 0;
}
.member-badges {
  display: flex;
  gap: 4px;
  justify-content: center;
  flex-wrap: wrap;
  margin: 4px 0 0;
  min-height: 0;
}
.member-email { margin-bottom: 0; }

.alumni-period {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-stone);
  text-align: center;
  margin: 0 0 8px;
  letter-spacing: 0.02em;
}
.alumni-now {
  font-size: 12px;
  color: var(--color-charcoal);
  text-align: center;
  line-height: 1.5;
  margin: 0;
}

/* Periodic-table-style trait badges */
.badge-trait {
  position: relative;
  width: 26px;
  height: 30px;
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  border: 1px solid rgba(0, 0, 0, 0.05);
}
.badge-trait .corner-num,
.badge-trait .corner-sem {
  position: absolute;
  top: 2px;
  font-size: 7px;
  font-weight: 600;
  line-height: 1;
  opacity: 0.6;
  font-family: var(--font-mono);
  letter-spacing: 0;
}
.badge-trait .corner-num { left: 3px; }
.badge-trait .corner-sem { right: 3px; }
.badge-trait .symbol {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: -0.4px;
  line-height: 1;
  margin-top: 5px;
}

.badge-builder    { background: var(--color-tint-peach);    color: var(--color-brand-orange-deep); }
.badge-mentor     { background: var(--color-tint-mint);     color: var(--color-brand-green); }
.badge-navigator  { background: var(--color-tint-sky);      color: var(--color-link-blue-pressed); }
.badge-connector  { background: var(--color-tint-rose);     color: var(--color-brand-pink-deep); }
.badge-catalyst   { background: var(--color-tint-lavender); color: var(--color-brand-purple-800); }

.member-position {
  font-size: 11px;
  font-style: italic;
  color: var(--color-steel);
  text-align: center;
  margin: 8px 0 6px;
}
.member-email {
  font-size: 12px;
  color: var(--color-primary);
  text-align: center;
  margin: 0 0 8px;
  word-break: break-all;
}
.member-since {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-stone);
  text-align: center;
  letter-spacing: 0.02em;
  margin: 2px 0 0;
}
.member-research {
  font-size: 12px;
  color: var(--color-charcoal);
  line-height: 1.5;
  text-align: center;
  margin: 0;
}

@media (max-width: 980px) {
  .member-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 720px) {
  .pi { grid-template-columns: 1fr; gap: 24px; }
  .pi-photo { width: 160px; }
  .member-grid { grid-template-columns: repeat(2, 1fr); }
  .member-tabs { gap: 28px; overflow-x: auto; }
}

/* ============================================================
   News page — collapsible-by-year feed
   ============================================================ */
.news-toolbar {
  display: flex;
  justify-content: flex-end;
  gap: 16px;
  margin-bottom: 24px;
  margin-top: -32px;
}
.toolbar-btn {
  background: none;
  border: 0;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-steel);
  padding: 4px 0;
  cursor: pointer;
  letter-spacing: 0.02em;
}
.toolbar-btn:hover { color: var(--color-primary); }
.toolbar-divider {
  width: 1px;
  background: var(--color-hairline);
  margin: 4px 0;
}

.year-block {
  border-top: 1px solid var(--color-hairline);
}
.year-block:last-of-type {
  border-bottom: 1px solid var(--color-hairline);
}
.year-summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 0;
  display: flex;
  align-items: baseline;
  gap: 16px;
  color: var(--color-ink);
  user-select: none;
}
.year-summary::-webkit-details-marker { display: none; }
.year-summary::marker { display: none; }
.year-summary .caret-ind {
  font-size: 10px;
  color: var(--color-stone);
  transition: transform 150ms ease;
  width: 10px;
  display: inline-block;
}
.year-block[open] .year-summary .caret-ind {
  transform: rotate(90deg);
}
.year-label {
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.3px;
}
.year-count {
  font-size: 12px;
  color: var(--color-stone);
  margin-left: auto;
  font-family: var(--font-mono);
}
.year-era {
  font-size: 13px;
  color: var(--color-steel);
  letter-spacing: 0;
  font-style: italic;
}
.pub-empty {
  font-size: 13px;
  color: var(--color-stone);
  font-style: italic;
  padding-left: 18px;
}
.pub-subsection {
  margin-bottom: 24px;
}
.pub-subsection:last-child {
  margin-bottom: 0;
}
.pub-subhead {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-steel);
  margin: 0 0 12px;
  padding-left: 18px;
  position: relative;
}
.pub-subhead::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 10px;
  height: 1px;
  background: var(--color-hairline-strong);
}
.pub-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.pub-item {
  font-size: 13px;
  line-height: 1.55;
  padding-left: 18px;
  position: relative;
}
.pub-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 7px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-hairline-strong);
  border: 2px solid #f5f5f5;
  box-sizing: content-box;
}
.pub-authors {
  color: var(--color-charcoal);
  font-size: 12.5px;
}
.pub-authors sup {
  font-size: 9px;
  vertical-align: super;
  color: var(--color-stone);
}
.pub-note {
  color: var(--color-stone);
  font-style: italic;
  font-size: 11px;
}
.pub-title {
  color: var(--color-ink);
  font-weight: 500;
  margin: 3px 0 2px;
  line-height: 1.5;
}
.pub-venue {
  font-size: 12px;
  color: var(--color-steel);
}
.pub-venue .journal {
  font-style: italic;
  color: var(--color-charcoal);
}
.pub-venue .vol {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-stone);
  margin-left: 2px;
}
.pub-title a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 120ms ease, border-color 120ms ease;
}
.pub-title a:hover {
  color: var(--color-link-blue);
  border-bottom-color: var(--color-link-blue);
}
.pub-title .ext-ind {
  display: inline-block;
  font-size: 10px;
  margin-left: 5px;
  vertical-align: 1px;
  opacity: 0.45;
  font-family: var(--font-mono);
  transition: opacity 120ms ease;
}
.pub-title a:hover .ext-ind {
  opacity: 1;
}
.pub-pending {
  font-style: italic;
  color: var(--color-stone);
}
.pub-honor {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: 3px;
  margin-left: 8px;
  vertical-align: 2px;
  white-space: nowrap;
  text-decoration: none;
  transition: filter 120ms ease, transform 120ms ease;
}
a.pub-honor:hover {
  filter: brightness(0.94);
  transform: translateY(-1px);
}
.pub-honor.cover {
  background: var(--color-tint-peach);
  color: var(--color-brand-orange-deep);
}
.pub-honor.news-views {
  background: var(--color-tint-lavender);
  color: var(--color-brand-purple-800);
}
.year-summary:hover .year-label { color: var(--color-primary); }

.year-entries {
  padding: 8px 0 32px 26px;
  display: flex;
  flex-direction: column;
  gap: 28px;
  border-left: 1px solid var(--color-hairline);
  margin-left: 6px;
}

.news-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-left: 18px;
  position: relative;
}
.news-item::before {
  content: '';
  position: absolute;
  left: -7px;
  top: 7px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-hairline-strong);
  border: 2px solid #f5f5f5;
  box-sizing: content-box;
}
.news-date {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-steel);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.news-text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-charcoal);
  margin: 0;
  max-width: 720px;
}
.news-text a { color: var(--color-link-blue); }
.news-text a:hover { color: var(--color-link-blue-pressed); text-decoration: underline; }
.news-photo {
  margin-top: 10px;
  max-width: 380px;
  border: 1px solid var(--color-hairline);
  border-radius: 4px;
  overflow: hidden;
  background: #ebe9e6;
  aspect-ratio: 16 / 10;
  display: grid;
  place-items: center;
  color: var(--color-stone);
  font-size: 11px;
  font-family: var(--font-mono);
}
.news-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

@media (max-width: 720px) {
  .news-toolbar { margin-top: -16px; }
  .year-entries { padding-left: 18px; }
  .news-photo { max-width: 100%; }
}

/* ============================================================
   Coming-soon stub
   ============================================================ */
.stub {
  border: 1px dashed var(--color-hairline-strong);
  border-radius: 6px;
  padding: 64px 40px;
  text-align: center;
  color: var(--color-steel);
  background: #fff;
}
.stub strong { color: var(--color-charcoal); display: block; margin-bottom: 8px; font-size: 16px; font-weight: 600; }

/* ============================================================
   Mobile
   ============================================================ */
@media (max-width: 720px) {
  .site-header { padding: 16px 20px; }
  .nav-left { gap: 20px; }
  .home-message { font-size: 32px; letter-spacing: -0.6px; }
  .home-logo { max-width: 100%; }
  .home-tagline { font-size: 16px; margin-top: 28px; }
  .page { padding: 20px 20px 64px; }
  .page-title { font-size: 28px; margin: 16px 0 40px; }
}