:root {
  color-scheme:light;
  --card:#fdfdf9;
  --control-border:#cbd2c6;
  --placeholder:#737e76;
  --subtle:#929b93;
  --tag-border:#dbe0d6;
  --core-bg:#edf3e2;
  --core-border:#cddcb4;
  --core-ink:#365428;
  --detail-line:#e6e9e0;
  --note-accent:#9dac8b;
  --focus:#708b20;
  --on-green:#fff;

  --paper:#f7f7f2;
  --ink:#202f2c;
  --muted:#5e6b65;
  --green:#174f43;
  --line:#d8ddd3;
  --soft:#edf0e8;
  --serif:Georgia,'Times New Roman',serif;
  --sans:system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
}

@media screen and (prefers-color-scheme:dark) {
  :root:not([data-theme="light"]) {
    color-scheme:dark;
    --paper:#121c19;
    --ink:#e2ebe4;
    --muted:#a5b5aa;
    --green:#9dc9b1;
    --line:#35433b;
    --soft:#1c2b23;
    --card:#17231e;
    --control-border:#4d6054;
    --placeholder:#9bad9f;
    --subtle:#829989;
    --tag-border:#405446;
    --core-bg:#283c2c;
    --core-border:#4c6a42;
    --core-ink:#c3daa9;
    --detail-line:#2d3d33;
    --note-accent:#7b9464;
    --focus:#c1dc8c;
    --on-green:#13251c;
  }
}

@media screen {
  :root[data-theme="dark"] {
    color-scheme:dark;
    --paper:#121c19;
    --ink:#e2ebe4;
    --muted:#a5b5aa;
    --green:#9dc9b1;
    --line:#35433b;
    --soft:#1c2b23;
    --card:#17231e;
    --control-border:#4d6054;
    --placeholder:#9bad9f;
    --subtle:#829989;
    --tag-border:#405446;
    --core-bg:#283c2c;
    --core-border:#4c6a42;
    --core-ink:#c3daa9;
    --detail-line:#2d3d33;
    --note-accent:#7b9464;
    --focus:#c1dc8c;
    --on-green:#13251c;
  }
}

* {
  box-sizing:border-box;
}

html {
  scroll-behavior:smooth;
  scroll-padding-top:24px;
}

body {
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--sans);
  font-size:15px;
  line-height:1.6;
}

a {
  color:inherit;
  text-underline-offset:4px;
}

button,input,select {
  font:inherit;
}

button,a,input,select,summary {
  -webkit-tap-highlight-color:transparent;
}

button,select,summary {
  cursor:pointer;
}

button {
  color:inherit;
}

a:hover {
  color:var(--green);
}

:focus-visible {
  outline:3px solid var(--focus);
  outline-offset:4px;
}

[hidden] {
  display:none!important;
}

.page-shell {
  max-width:1220px;
  min-height:100vh;
  display:flex;
  flex-direction:column;
  padding:0 44px;
  margin:auto;
}

main {
  flex:1;
}

.masthead,footer {
  flex-shrink:0;
}

.skip-link {
  position:fixed;
  top:-100px;
  left:16px;
  padding:12px 18px;
  background:var(--green);
  color:var(--on-green);
  z-index:10;
}

.skip-link:focus {
  top:12px;
}

.masthead {
  height:92px;
  border-bottom:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
}

.wordmark {
  display:flex;
  align-items:center;
  gap:11px;
  text-decoration:none;
  font-size:13px;
  font-weight:750;
  letter-spacing:.08em;
  white-space:nowrap;
}

.wordmark-light {
  font-weight:450;
  letter-spacing:.1em;
}

.masthead nav {
  display:flex;
  gap:24px;
  font-size:13px;
  align-items:center;
}

.masthead nav a {
  text-decoration:none;
}

.masthead nav a[aria-current="page"] {
  text-decoration:underline;
  text-decoration-thickness:1px;
  text-underline-offset:6px;
}

.masthead .github-link {
  color:var(--muted);
}

.theme-control select {
  font:inherit;
  font-size:12px;
  background:var(--soft);
  color:var(--ink);
  border:1px solid var(--control-border);
  border-radius:4px;
  min-height:36px;
  padding:5px 7px;
}

.sr-only {
  position:absolute;
  width:1px;
  height:1px;
  padding:0;
  margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;
  border:0;
}

.hero {
  display:grid;
  grid-template-columns:1fr 245px;
  align-items:center;
  gap:50px;
  padding:65px 0 57px;
}

.eyebrow {
  font-size:10px;
  text-transform:uppercase;
  letter-spacing:.17em;
  font-weight:700;
  color:var(--green);
  margin:0 0 22px;
  display:flex;
  align-items:center;
  gap:9px;
}

.green-dot {
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--green);
}

h1 {
  font-family:var(--serif);
  font-size:clamp(36px,4.4vw,54px);
  font-weight:400;
  line-height:1.12;
  letter-spacing:-.04em;
  margin:0 0 23px;
}

h1 em {
  font-weight:400;
  color:var(--green);
}

.hero-description {
  font-size:15px;
  line-height:1.8;
  max-width:535px;
  color:var(--muted);
  margin:0;
}

.suggest-meeting {
  margin:17px 0 0;
  font-size:14px;
}

.suggest-meeting a {
  display:inline-block;
  color:var(--green);
  font-weight:600;
}

.edition {
  border-left:1px solid var(--line);
  padding:8px 0 8px 31px;
}

.edition-label {
  font-size:9px;
  letter-spacing:.2em;
  color:var(--muted);
  font-weight:600;
}

.edition-years {
  font-family:var(--serif);
  font-size:31px;
  display:block;
  letter-spacing:-.035em;
  font-weight:400;
  white-space:nowrap;
  margin:9px 0;
}

.edition p {
  font-size:12px;
  color:var(--muted);
  margin:0 0 25px;
}

.edition p strong {
  color:var(--ink);
  font-weight:600;
}

.edition p span {
  margin:0 5px;
  color:var(--subtle);
}

.edition-update {
  font-size:11px;
  color:var(--muted);
}

.directory {
  padding-bottom:64px;
  scroll-margin-top:24px;
}

.directory-heading {
  border-top:2px solid var(--green);
  padding:25px 0 20px;
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
}

.directory-heading .eyebrow {
  margin-bottom:7px;
  font-size:9px;
}

.directory-heading h2 {
  font-family:var(--serif);
  font-size:29px;
  font-weight:400;
  letter-spacing:-.025em;
  margin:0;
  line-height:1.25;
}

.result-count {
  font-size:12px;
  color:var(--muted);
  margin:0 0 3px;
  white-space:nowrap;
  font-variant-numeric:tabular-nums;
}

.js-controls {
  display:none;
}

.js .js-controls {
  display:block;
}

.filters {
  display:grid;
  grid-template-columns:2fr 1fr 1.1fr 1.1fr;
  gap:12px;
  padding:18px;
  background:var(--soft);
  border:1px solid var(--line);
  border-radius:5px;
}

.filter-field {
  min-width:0;
}

.filter-field label {
  display:block;
  text-transform:uppercase;
  font-size:9px;
  letter-spacing:.1em;
  font-weight:700;
  color:var(--muted);
  margin:0 0 7px 1px;
}

.filter-field input,.filter-field select {
  display:block;
  background:var(--paper);
  color:var(--ink);
  border:1px solid var(--control-border);
  border-radius:3px;
  width:100%;
  height:42px;
  font-size:12px;
  padding:0 10px;
  min-width:0;
}

.filter-field select {
  padding-right:4px;
}

.search-input {
  position:relative;
}

.search-input svg {
  position:absolute;
  left:12px;
  top:12px;
  color:var(--muted);
  pointer-events:none;
}

.search-input input {
  padding-left:39px;
}

.filter-field input::placeholder {
  color:var(--placeholder);
  opacity:1;
}

.filter-bottom {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:19px 0 18px;
}

.view-switch {
  display:flex;
  gap:5px;
  flex-wrap:wrap;
}

.view-switch button {
  font-size:11px;
  line-height:1.2;
  border:1px solid transparent;
  background:transparent;
  padding:9px 12px;
  border-radius:3px;
}

.view-switch button[aria-pressed=true] {
  background:var(--green);
  color:var(--on-green);
}

.view-switch button:hover {
  border-color:var(--green);
}

.text-button {
  font-size:11px;
  color:var(--muted);
  background:none;
  border:0;
  padding:8px 0;
  white-space:nowrap;
}

.text-button span {
  margin-left:6px;
}

.calendar-note {
  display:flex;
  justify-content:space-between;
  gap:20px;
  color:var(--muted);
  font-size:10px;
  padding:0 0 15px;
  border-bottom:1px solid var(--line);
}

.month-group {
  margin-top:34px;
}

.month-heading {
  display:flex;
  align-items:center;
  gap:12px;
  margin:0 0 13px;
  font-size:11px;
  text-transform:uppercase;
  letter-spacing:.13em;
  color:var(--green);
  font-weight:700;
}

.month-count {
  font-family:var(--sans);
  font-size:10px;
  font-weight:500;
  color:var(--muted);
  background:var(--soft);
  border:1px solid var(--line);
  border-radius:20px;
  padding:0 7px;
  letter-spacing:0;
}

.event {
  display:grid;
  grid-template-columns:75px 1fr;
  gap:22px;
  padding:26px 27px 0;
  background:var(--card);
  border:1px solid var(--line);
  border-bottom:0;
  scroll-margin-top:20px;
}

.event:nth-of-type(1) {
  border-radius:5px 5px 0 0;
}

.event:last-child {
  border-bottom:1px solid var(--line);
  border-radius:0 0 5px 5px;
}

.event:nth-of-type(1):last-child {
  border-radius:5px;
}

.event-date {
  text-align:center;
  padding:4px 10px 0 0;
  color:var(--green);
}

.date-month {
  display:block;
  font-size:9px;
  letter-spacing:.16em;
  font-weight:650;
}

.event-date strong {
  display:block;
  font-family:var(--serif);
  font-size:28px;
  font-weight:400;
  letter-spacing:-.035em;
  line-height:1.5;
  white-space:nowrap;
}

.date-year {
  display:block;
  font-size:10px;
  color:var(--muted);
}

.event-body {
  min-width:0;
}

.event-kicker {
  display:flex;
  align-items:center;
  gap:12px;
  font-size:10px;
  color:var(--muted);
  line-height:1.5;
  margin-bottom:8px;
}

.event-kicker>span:first-child {
  font-weight:600;
  color:var(--green);
}

.event-kicker .place:before {
  content:'·';
  margin-right:12px;
  color:var(--subtle);
}

.event h3 {
  font-family:var(--serif);
  font-size:23px;
  line-height:1.27;
  letter-spacing:-.017em;
  margin:0 0 9px;
  font-weight:400;
}

.event h3 a {
  text-decoration:none;
}

.event h3 a:hover {
  text-decoration:underline;
  text-decoration-thickness:1px;
}

.external-arrow {
  font-family:var(--sans);
  font-size:17px;
  color:var(--green);
  margin-left:8px;
  white-space:nowrap;
}

.event-summary {
  font-size:12px;
  color:var(--muted);
  line-height:1.7;
  max-width:790px;
  margin:0 0 15px;
}

.tags {
  display:flex;
  gap:6px;
  flex-wrap:wrap;
  margin-bottom:17px;
}

.tag {
  font-size:9px;
  color:var(--muted);
  border:1px solid var(--tag-border);
  padding:2px 8px;
  border-radius:3px;
  line-height:1.5;
}

.tag-core {
  background:var(--core-bg);
  border-color:var(--core-border);
  color:var(--core-ink);
}

.event details {
  border-top:1px solid var(--detail-line);
}

.event summary {
  list-style:none;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
  padding:12px 0;
  font-size:10px;
  line-height:1.5;
  min-height:44px;
  color:var(--muted);
}

.event summary::-webkit-details-marker {
  display:none;
}

.event summary:hover {
  color:var(--green);
}

.deadline-summary {
  font-weight:500;
}

.details-label {
  white-space:nowrap;
  font-weight:600;
  color:var(--green);
}

.details-label span {
  font-size:14px;
  margin-left:10px;
  display:inline-block;
}

.event details[open] .details-label span {
  transform:rotate(45deg);
}

.event-details {
  padding:7px 0 20px;
  font-size:12px;
}

.event-facts {
  display:grid;
  grid-template-columns:1fr 2fr;
  gap:20px;
  margin:0 0 17px;
}

.event-facts dt {
  font-size:9px;
  text-transform:uppercase;
  letter-spacing:.1em;
  color:var(--muted);
  margin-bottom:3px;
}

.event-facts dd {
  margin:0;
}

.event-note {
  padding:11px 14px;
  background:var(--soft);
  border-left:2px solid var(--note-accent);
  margin:12px 0 20px;
}

.event-details h4 {
  font-size:11px;
  margin:15px 0 9px;
  font-weight:650;
}

.deadline-list {
  list-style:none;
  padding:0;
  margin:0;
}

.deadline-list li {
  display:grid;
  grid-template-columns:1fr 2fr;
  gap:20px;
  border-bottom:1px solid var(--detail-line);
  padding:8px 0;
}

.deadline-list li>span {
  color:var(--muted);
}

.deadline-list li p {
  margin:5px 0 0;
  font-size:11px;
  color:var(--muted);
}

.date-note,.verification-note {
  font-size:10px;
  color:var(--muted);
  line-height:1.6;
  margin:12px 0;
}

.related {
  font-size:11px;
  line-height:1.6;
}

.source-row {
  border-top:1px solid var(--line);
  margin-top:20px;
  padding-top:13px;
  display:flex;
  flex-wrap:wrap;
  gap:10px 22px;
  font-size:10px;
}

.source-row>span {
  color:var(--muted);
}

.source-row>a:first-child {
  font-weight:600;
  color:var(--green);
}

.permalink {
  margin-left:auto;
}

.event:target {
  outline:2px solid var(--note-accent);
  outline-offset:-2px;
}

.empty-state {
  text-align:center;
  padding:65px 20px;
  border-bottom:1px solid var(--line);
}

.empty-symbol {
  font-size:35px;
  font-family:var(--serif);
  color:var(--green);
}

.empty-state h3 {
  font-family:var(--serif);
  font-size:26px;
  font-weight:400;
  margin:6px 0;
}

.empty-state p {
  color:var(--muted);
  font-size:13px;
}

.empty-state button {
  background:var(--green);
  border:0;
  color:var(--on-green);
  padding:10px 17px;
  border-radius:3px;
  font-size:12px;
}

.about {
  margin-top:70px;
  padding:36px 0 43px;
  border-top:2px solid var(--green);
  display:grid;
  grid-template-columns:1fr 1.5fr;
  gap:60px;
}

.about .eyebrow {
  margin-bottom:15px;
}

.about h1 {
  font-family:var(--serif);
  font-weight:400;
  font-size:40px;
  letter-spacing:-.025em;
  line-height:1.2;
  margin:0;
}

.about-copy {
  font-size:14px;
  color:var(--muted);
  line-height:1.85;
}

.about-copy p {
  margin:0 0 15px;
}

.about-links {
  display:flex;
  flex-wrap:wrap;
  gap:25px;
  margin-top:23px;
  font-size:11px;
  color:var(--green);
  font-weight:600;
}

footer {
  padding:23px 0 30px;
  border-top:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  gap:15px;
  font-size:10px;
  color:var(--muted);
}

footer a {
  text-decoration:none;
}

.noscript-note {
  font-size:12px;
  background:var(--soft);
  padding:12px;
}

.event,.month-group {
  break-inside:avoid;
}

@media(min-width:1100px) {
  .event-summary {
    padding-right:40px;
  }
}

@media(max-width:900px) {
  .page-shell {
    padding:0 28px;
  }
  .hero {
    grid-template-columns:1fr 190px;
    gap:25px;
    padding:45px 0;
  }
  .edition {
    padding-left:22px;
  }
  .edition-years {
    font-size:27px;
  }
  .hero-description {
    font-size:13px;
  }
  .filters {
    grid-template-columns:1.5fr 1fr;
    gap:14px;
  }
  .about {
    gap:32px;
  }
  .event {
    padding:23px 20px 0;
    gap:15px;
    grid-template-columns:65px 1fr;
  }
  .event h3 {
    font-size:21px;
  }
}

@media(max-width:600px) {
  .page-shell {
    padding:0 18px;
  }
  .masthead {
    min-height:73px;
    height:auto;
    padding:15px 0;
    gap:12px;
    flex-wrap:wrap;
  }
  .wordmark {
    font-size:11px;
    gap:8px;
  }
  .wordmark img {
    width:25px;
    height:25px;
  }
  .masthead nav {
    gap:12px;
    font-size:11px;
    margin-left:auto;
  }
  .masthead nav .directory-link[aria-current="page"] {
    display:none;
  }
  .hero {
    display:block;
    padding:34px 0 30px;
  }
  .hero .eyebrow {
    font-size:9px;
    margin-bottom:17px;
  }
  h1 {
    font-size:35px;
    line-height:1.17;
  }
  .hero-description {
    max-width:470px;
    font-size:13px;
  }
  .edition {
    margin-top:25px;
    border-left:0;
    border-top:1px solid var(--line);
    padding:15px 0 0;
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    gap:7px 17px;
  }
  .edition-label {
    display:none;
  }
  .edition-years {
    font-size:19px;
    margin:0;
  }
  .edition p {
    font-size:10px;
    margin:0;
  }
  .edition-update {
    font-size:10px;
    width:100%;
  }
  .directory {
    padding-bottom:40px;
  }
  .directory-heading {
    padding:23px 0 17px;
  }
  .directory-heading h2 {
    font-size:25px;
  }
  .result-count {
    font-size:11px;
  }
  .filters {
    padding:12px;
    grid-template-columns:1fr 1fr;
    gap:12px;
  }
  .filter-field input,.filter-field select {
    font-size:12px;
    height:43px;
  }
  .search-field {
    grid-column:1/-1;
  }
  .filters .filter-field:last-child {
    grid-column:1/-1;
  }
  .filter-bottom {
    align-items:flex-start;
    gap:5px;
    padding:14px 0;
  }
  .view-switch {
    gap:2px;
  }
  .view-switch button {
    font-size:10px;
    padding:9px 8px;
  }
  .text-button {
    font-size:10px;
  }
  .calendar-note {
    font-size:9px;
    gap:10px;
    flex-direction:column;
    padding-bottom:12px;
  }
  .month-group {
    margin-top:25px;
  }
  .month-heading {
    font-size:10px;
  }
  .event {
    grid-template-columns:44px 1fr;
    padding:19px 13px 0;
    gap:12px;
  }
  .event-date {
    padding:2px 0 0;
  }
  .event-date strong {
    font-size:21px;
  }
  .date-month {
    font-size:8px;
  }
  .date-year {
    font-size:9px;
  }
  .event-kicker {
    flex-direction:column;
    align-items:flex-start;
    gap:2px;
    font-size:9px;
    margin-bottom:9px;
  }
  .event-kicker .place:before {
    display:none;
  }
  .event h3 {
    font-size:20px;
    line-height:1.25;
  }
  .external-arrow {
    font-size:14px;
  }
  .event-summary {
    font-size:11px;
    line-height:1.7;
    margin-bottom:12px;
  }
  .tags {
    gap:4px;
    margin-bottom:13px;
  }
  .tag {
    font-size:8px;
    padding:2px 5px;
  }
  .event summary {
    font-size:9px;
    gap:8px;
  }
  .details-label span {
    margin-left:3px;
  }
  .event-details {
    font-size:11px;
  }
  .event-facts {
    grid-template-columns:1fr;
    gap:12px;
  }
  .deadline-list li {
    grid-template-columns:1fr;
    gap:4px;
  }
  .source-row {
    gap:7px 15px;
  }
  .source-row>span {
    width:100%;
    order:3;
  }
  .permalink {
    margin-left:0;
  }
  .about {
    grid-template-columns:1fr;
    gap:24px;
    margin-top:43px;
    padding-top:26px;
  }
  .about h1 {
    font-size:32px;
  }
  .about-copy {
    font-size:13px;
  }
  footer {
    flex-direction:column;
    gap:8px;
    font-size:10px;
  }
}

@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior:auto;
  }
}

@media print {
  body {
    background:white;
  }
  .page-shell {
    padding:0;
    max-width:none;
    min-height:0;
    display:block;
  }
  .masthead nav,.js-controls,.edition,.calendar-note,.suggest-meeting,footer,.event summary,.skip-link {
    display:none!important;
  }
  .hero {
    padding:10px 0 20px;
    display:block;
  }
  h1 {
    font-size:32px;
  }
  .hero-description {
    font-size:12px;
  }
  .directory-heading {
    padding-top:15px;
  }
  .event {
    padding:12px 12px 0;
    grid-template-columns:55px 1fr;
  }
  .event h3 {
    font-size:18px;
  }
  .month-group {
    margin-top:20px;
  }
  .event-details {
    display:block;
  }
  .event details:not([open]) .event-details {
    display:none;
  }
  .event-summary {
    font-size:11px;
  }
  .tags {
    margin-bottom:10px;
  }
}

.date-end {
  display:block;
  font-size:10px;
  line-height:1.4;
  margin-top:5px;
  color:var(--green);
}

@media(max-width:600px) {
  .date-end {
    font-size:9px;
  }
}