.inner-page {
  background: var(--paper);
}

.inner-page .site-header {
  background: rgba(255, 255, 255, 0.95);
}

.primary-nav__links > li > a[aria-current="page"],
.primary-nav__submenu-trigger.is-current {
  color: var(--red-700);
}

.primary-nav__links > li > a[aria-current="page"]::after,
.primary-nav__submenu-trigger.is-current::after {
  transform: scaleX(1);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
  margin: 0 0 2.5rem;
  padding: 0;
  color: var(--slate-700);
  font-size: 0.78rem;
  font-weight: 620;
  list-style: none;
}

.breadcrumb li:not(:last-child)::after {
  margin-left: 0.45rem;
  color: var(--slate-300);
  content: "/";
}

.breadcrumb a {
  color: var(--navy-800);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--red-700);
}

.page-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(4rem, 8vw, 7rem);
  background:
    radial-gradient(circle at 86% 18%, rgba(22, 159, 219, 0.12), transparent 25rem),
    var(--paper);
  border-bottom: 1px solid var(--line);
}

.page-hero::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: max(var(--gutter), calc((100vw - var(--container)) / 2));
  width: 1px;
  background: var(--line);
  content: "";
}

.page-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(18rem, 0.55fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: end;
}

.page-hero h1,
.blog-hero h1,
.article-hero h1,
.content-hero h1 {
  max-width: 13ch;
  margin-bottom: 1.5rem;
  color: var(--navy-950);
  font-family: var(--font-serif);
  font-size: clamp(3.6rem, 7.5vw, 7.2rem);
  font-weight: 420;
  letter-spacing: -0.05em;
  line-height: 0.9;
}

.page-hero h1 em,
.blog-hero h1 em,
.article-hero h1 em {
  color: var(--red-600);
  font-weight: inherit;
}

.page-hero__intro {
  max-width: 43rem;
  margin-bottom: 0;
  font-size: clamp(1.12rem, 1.7vw, 1.35rem);
}

.page-hero__aside {
  padding: 1.6rem;
  color: var(--white);
  background: var(--navy-800);
  box-shadow: var(--shadow-sm);
}

.page-hero__aside > span {
  display: block;
  margin-bottom: 1.6rem;
  color: var(--amber-500);
  font-size: 0.72rem;
  font-weight: 720;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.page-hero__aside dl {
  margin: 0;
}

.page-hero__aside dl > div {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 1rem;
  padding: 0.7rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
}

.page-hero__aside dt {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-hero__aside dd {
  margin: 0;
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 600;
}

.prototype-note {
  display: flex;
  gap: 0.8rem;
  align-items: flex-start;
  margin: 0 0 2rem;
  padding: 1rem 1.2rem;
  color: var(--navy-950);
  background: var(--amber-100);
  border-left: 3px solid var(--amber-500);
  font-size: 0.88rem;
}

.prototype-note svg {
  flex: 0 0 auto;
  width: 1.15rem;
  margin-top: 0.15rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.form-section {
  padding-block: clamp(4.5rem, 9vw, 8rem);
  background: var(--white);
}

.form-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.36fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}

.conference-form {
  min-width: 0;
}

.form-progress {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0 0 2rem;
  padding: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  list-style: none;
}

.form-progress li {
  min-height: 5.3rem;
  padding: 1rem;
  color: var(--slate-700);
  background: var(--slate-050);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-size: 0.78rem;
}

.form-progress li strong {
  display: block;
  margin-top: 0.25rem;
  color: var(--ink);
  font-size: 0.95rem;
}

.form-progress li.is-active {
  color: var(--white);
  background: var(--navy-800);
}

.form-progress li.is-active strong {
  color: var(--white);
}

.form-card {
  margin-bottom: 1.5rem;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: 0 10px 35px rgba(17, 29, 59, 0.045);
}

.form-card__heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
  padding: clamp(1.4rem, 3vw, 2rem);
  border-bottom: 1px solid var(--line);
}

.form-card__heading > div {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
}

.form-card__heading > div > span {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: 2rem;
  height: 2rem;
  color: var(--white);
  background: var(--navy-800);
  border-radius: 50%;
  font-size: 0.72rem;
  font-weight: 720;
}

.form-card__heading h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 2.45rem);
  font-weight: 450;
  letter-spacing: -0.03em;
  line-height: 1;
}

.form-card__heading p {
  max-width: 18rem;
  margin: 0;
  color: var(--slate-700);
  font-size: 0.8rem;
}

.form-card__body {
  padding: clamp(1.4rem, 3vw, 2rem);
}

.form-card fieldset {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.form-card legend {
  width: 100%;
  margin-bottom: 1rem;
  color: var(--ink);
  font-size: 0.85rem;
  font-weight: 700;
}

.choice-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
}

.choice-card {
  position: relative;
  display: grid;
  min-height: 11.5rem;
  padding: 1.1rem;
  overflow: hidden;
  color: var(--text);
  background: var(--slate-050);
  border: 1px solid var(--slate-200);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition), transform var(--transition);
}

.choice-card:hover {
  border-color: var(--navy-800);
  transform: translateY(-2px);
}

.choice-card:has(input:checked) {
  background: var(--cyan-100);
  border-color: var(--navy-800);
  box-shadow: inset 0 0 0 1px var(--navy-800);
}

.choice-card input {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 1.05rem;
  height: 1.05rem;
  accent-color: var(--navy-800);
}

.choice-card strong {
  max-width: 10rem;
  padding-right: 1rem;
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.25;
}

.choice-card small {
  align-self: end;
  color: var(--slate-700);
  font-size: 0.75rem;
}

.choice-card b {
  display: block;
  margin-top: 0.35rem;
  color: var(--navy-800);
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 500;
  letter-spacing: -0.03em;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.1rem;
}

.form-field {
  display: grid;
  gap: 0.48rem;
  color: var(--ink);
  font-size: 0.84rem;
  font-weight: 650;
}

.form-field--wide {
  grid-column: 1 / -1;
}

.form-field > span small {
  color: var(--slate-700);
  font-weight: 450;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  min-height: 3.4rem;
  padding: 0.8rem 0.95rem;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-xs);
  outline: 0;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-field textarea {
  min-height: 8rem;
  resize: vertical;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--slate-500);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--cyan-600);
  box-shadow: 0 0 0 3px rgba(22, 159, 219, 0.16);
}

.form-field input:user-invalid,
.form-field select:user-invalid,
.form-field textarea:user-invalid {
  border-color: var(--red-600);
}

.checkbox-row {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  color: var(--text);
  font-size: 0.88rem;
  cursor: pointer;
}

.checkbox-row input {
  flex: 0 0 auto;
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.2rem;
  accent-color: var(--navy-800);
}

.checkbox-row--spaced {
  margin-top: 1rem;
}

.conditional-fields[hidden] {
  display: none;
}

.conditional-fields {
  margin-top: 1.2rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
}

.form-submit {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  margin-top: 1.5rem;
  padding: clamp(1.3rem, 3vw, 1.8rem);
  background: var(--paper);
  border: 1px solid var(--line);
}

.form-submit p {
  max-width: 30rem;
  margin: 0;
  color: var(--slate-700);
  font-size: 0.82rem;
}

.order-summary {
  position: sticky;
  top: 7rem;
  overflow: hidden;
  background: var(--paper);
  border: 1px solid var(--line);
}

.order-summary__head {
  padding: 1.5rem;
  color: var(--white);
  background: var(--navy-800);
}

.order-summary__head span {
  color: var(--amber-500);
  font-size: 0.68rem;
  font-weight: 720;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.order-summary__head h2 {
  margin: 0.7rem 0 0;
  color: var(--white);
  font-family: var(--font-serif);
  font-size: 2.15rem;
  font-weight: 440;
  letter-spacing: -0.03em;
}

.order-summary__body {
  padding: 1.5rem;
}

.order-summary dl {
  margin: 0 0 1.4rem;
}

.order-summary dl > div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--line);
}

.order-summary dt {
  color: var(--slate-700);
  font-size: 0.78rem;
}

.order-summary dd {
  margin: 0;
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 650;
  text-align: right;
}

.order-summary__total {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin: 1.5rem 0;
  color: var(--ink);
}

.order-summary__total strong {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 500;
}

.included-list {
  display: grid;
  gap: 0.55rem;
  margin: 1.25rem 0 0;
  padding: 1.25rem 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.included-list li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 0.8rem;
}

.included-list li::before {
  position: absolute;
  top: 0.32rem;
  left: 0;
  width: 0.55rem;
  height: 0.3rem;
  border-bottom: 2px solid var(--cyan-600);
  border-left: 2px solid var(--cyan-600);
  content: "";
  transform: rotate(-45deg);
}

.secure-line {
  display: flex;
  gap: 0.7rem;
  align-items: center;
  margin-top: 1.3rem;
  padding: 0.85rem;
  color: var(--slate-700);
  background: var(--white);
  font-size: 0.75rem;
}

.secure-line svg {
  flex: 0 0 auto;
  width: 1rem;
  fill: none;
  stroke: var(--navy-800);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.6;
}

.support-contact {
  margin: 1.3rem 0 0;
  font-size: 0.8rem;
}

.process-section {
  padding-block: clamp(4rem, 8vw, 7rem);
  color: rgba(255, 255, 255, 0.72);
  background: var(--navy-950);
}

.process-section .section-heading h2 {
  color: var(--white);
}

.process-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  border-left: 1px solid rgba(255, 255, 255, 0.16);
  list-style: none;
}

.process-list li {
  min-height: 16rem;
  padding: 1.8rem;
  border-right: 1px solid rgba(255, 255, 255, 0.16);
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.process-list li > span {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: 3.4rem;
  color: var(--navy-950);
  background: var(--amber-500);
  border-radius: 50%;
  font-size: 0.78rem;
  font-weight: 750;
}

.process-list h3 {
  margin-bottom: 0.55rem;
  color: var(--white);
}

.process-list p {
  margin: 0;
  color: rgba(255, 255, 255, 0.61);
  font-size: 0.9rem;
}

.download-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

.download-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.2rem;
  padding: 1.4rem;
  color: var(--text);
  background: var(--paper);
  border: 1px solid var(--line);
  text-decoration: none;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.download-card:hover {
  border-color: var(--navy-800);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.download-card__icon {
  display: grid;
  place-items: center;
  width: 3.2rem;
  height: 3.2rem;
  color: var(--white);
  background: var(--navy-800);
  border-radius: 50%;
  font-weight: 800;
}

.download-card__icon,
.file-upload__icon {
  position: relative;
  font-size: 0;
}

.download-card__icon::before,
.file-upload__icon::before {
  width: 0.65rem;
  height: 0.65rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  content: "";
}

.download-card__icon::before {
  margin-top: -0.2rem;
  transform: rotate(45deg);
}

.file-upload__icon::before {
  margin-bottom: -0.2rem;
  transform: rotate(-135deg);
}

.download-card__icon::after,
.file-upload__icon::after {
  position: absolute;
  left: 50%;
  width: 2px;
  height: 0.9rem;
  background: currentColor;
  content: "";
  transform: translateX(-50%);
}

.download-card__icon::after {
  top: 0.65rem;
}

.file-upload__icon::after {
  bottom: 0.65rem;
}

.download-card h3 {
  margin-bottom: 0.25rem;
  font-size: 1rem;
}

.download-card p {
  margin: 0;
  color: var(--slate-700);
  font-size: 0.78rem;
}

.download-card strong {
  display: block;
  margin-top: 0.75rem;
  color: var(--navy-800);
  font-size: 0.8rem;
}

.file-upload-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.file-upload {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 14rem;
  padding: 1.4rem;
  color: var(--ink);
  background: var(--slate-050);
  border: 1px dashed var(--slate-500);
  text-align: center;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
}

.file-upload:hover,
.file-upload:focus-within {
  background: var(--cyan-100);
  border-color: var(--cyan-600);
}

.file-upload input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.file-upload__icon {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  margin-bottom: 0.8rem;
  color: var(--white);
  background: var(--navy-800);
  border-radius: 50%;
  font-size: 1.25rem;
}

.file-upload strong {
  display: block;
  font-size: 0.95rem;
}

.file-upload small {
  color: var(--slate-700);
}

.file-upload__name {
  display: block;
  max-width: 100%;
  margin-top: 0.7rem;
  overflow: hidden;
  color: var(--cyan-600);
  font-size: 0.75rem;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.submission-success {
  margin-top: 1.5rem;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  color: #0b5137;
  background: #e1f4ea;
  border: 1px solid #acd9c2;
}

.submission-success[hidden] {
  display: none;
}

.submission-success h2 {
  margin-bottom: 0.6rem;
  color: #0b5137;
  font-size: 2rem;
}

.submission-success p {
  margin: 0;
}

.prototype-dialog {
  width: min(100% - 2rem, 36rem);
  padding: 0;
  color: var(--text);
  background: var(--white);
  border: 0;
  box-shadow: var(--shadow-lg);
}

.prototype-dialog::backdrop {
  background: rgba(17, 29, 59, 0.72);
  backdrop-filter: blur(4px);
}

.prototype-dialog__body {
  padding: clamp(1.8rem, 5vw, 3rem);
}

.prototype-dialog__mark {
  display: grid;
  place-items: center;
  width: 3.5rem;
  height: 3.5rem;
  margin-bottom: 1.5rem;
  color: var(--navy-950);
  background: var(--amber-500);
  border-radius: 50%;
  font-size: 1.4rem;
  font-weight: 800;
}

.prototype-dialog h2 {
  margin-bottom: 0.8rem;
  font-size: clamp(2.2rem, 5vw, 3.2rem);
}

.prototype-dialog__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.6rem;
}

/* News archive */
.blog-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(4.5rem, 10vw, 8rem);
  background: var(--paper);
}

.blog-hero::after {
  position: absolute;
  right: -9rem;
  bottom: -14rem;
  width: 31rem;
  height: 31rem;
  border: 1px solid rgba(37, 56, 109, 0.12);
  border-radius: 50%;
  content: "";
  box-shadow: 0 0 0 5rem rgba(37, 56, 109, 0.035), 0 0 0 10rem rgba(37, 56, 109, 0.02);
}

.blog-hero .container {
  position: relative;
  z-index: 1;
}

.blog-hero h1 {
  max-width: 10ch;
}

.blog-hero__intro {
  max-width: 40rem;
  margin-bottom: 0;
  font-size: 1.2rem;
}

.news-section {
  padding-block: clamp(4.5rem, 9vw, 8rem);
  background: var(--white);
}

.blog-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line);
}

.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.filter-button {
  min-height: 2.5rem;
  padding: 0.55rem 0.9rem;
  color: var(--navy-800);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 680;
  cursor: pointer;
}

.filter-button:hover,
.filter-button.is-active {
  color: var(--white);
  background: var(--navy-800);
  border-color: var(--navy-800);
}

.blog-search {
  position: relative;
  width: min(100%, 19rem);
}

.blog-search input {
  width: 100%;
  height: 2.8rem;
  padding: 0 2.6rem 0 0.9rem;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-xs);
}

.blog-search span {
  position: absolute;
  top: 50%;
  right: 0.85rem;
  color: var(--slate-700);
  transform: translateY(-50%);
}

.featured-article {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  min-height: 34rem;
  margin-bottom: 4rem;
  color: var(--text);
  background: var(--paper);
  border: 1px solid var(--line);
  text-decoration: none;
}

.featured-article:hover .featured-article__content > span:last-child {
  transform: translateX(0.35rem);
}

.featured-article__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem, 5vw, 4.5rem);
}

.article-tag {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  min-height: 1.8rem;
  padding: 0.4rem 0.65rem;
  color: var(--navy-950);
  background: var(--amber-500);
  font-size: 0.67rem;
  font-weight: 740;
  letter-spacing: 0.1em;
  line-height: 1;
  text-transform: uppercase;
}

.featured-article h2 {
  max-width: 11ch;
  margin: 1.5rem 0;
  font-size: clamp(2.7rem, 5vw, 4.6rem);
}

.featured-article p {
  max-width: 33rem;
}

.article-date {
  display: block;
  margin-bottom: 1.2rem;
  color: var(--slate-700);
  font-size: 0.75rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.featured-article__content > span:last-child {
  margin-top: 1.2rem;
  color: var(--navy-800);
  font-weight: 700;
  transition: transform var(--transition);
}

.article-visual {
  position: relative;
  min-height: 22rem;
  overflow: hidden;
  background: var(--navy-800);
}

.article-visual--arches {
  background:
    radial-gradient(circle at 75% 24%, var(--amber-500) 0 3rem, transparent 3.05rem),
    linear-gradient(155deg, var(--cyan-100) 0 44%, var(--navy-800) 44.2%);
}

.article-visual--arches::before {
  position: absolute;
  right: 8%;
  bottom: -2px;
  left: 8%;
  height: 52%;
  background:
    radial-gradient(ellipse at 17% 100%, var(--paper) 0 39%, transparent 40%),
    radial-gradient(ellipse at 50% 100%, var(--paper) 0 39%, transparent 40%),
    radial-gradient(ellipse at 83% 100%, var(--paper) 0 39%, transparent 40%);
  content: "";
}

.article-visual--science {
  background:
    radial-gradient(circle at 50% 50%, transparent 0 4rem, rgba(255, 255, 255, 0.18) 4.05rem 4.12rem, transparent 4.17rem 8rem, rgba(22, 159, 219, 0.55) 8.05rem 8.12rem, transparent 8.17rem),
    var(--navy-950);
}

.article-visual--science::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 5rem;
  height: 5rem;
  background: var(--red-600);
  border-radius: 50% 50% 50% 0;
  content: "";
  transform: translate(-50%, -50%) rotate(-45deg);
}

.article-visual--community {
  background:
    linear-gradient(135deg, transparent 0 40%, rgba(255, 255, 255, 0.09) 40.2% 60%, transparent 60.2%),
    var(--navy-700);
}

.article-visual--community::before,
.article-visual--community::after {
  position: absolute;
  top: 50%;
  left: 32%;
  width: 8rem;
  height: 8rem;
  background: var(--cyan-500);
  border-radius: 50%;
  content: "";
  transform: translate(-50%, -50%);
}

.article-visual--community::after {
  left: 64%;
  background: var(--amber-500);
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}

.article-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  color: var(--text);
  background: var(--white);
  border: 1px solid var(--line);
}

.article-card[hidden] {
  display: none;
}

.article-card .article-visual {
  min-height: 15rem;
}

.article-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 1.4rem;
}

.article-card h2 {
  margin-bottom: 0.8rem;
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 470;
  letter-spacing: -0.03em;
  line-height: 1.03;
}

.article-card p {
  font-size: 0.9rem;
}

.article-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: auto;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
  color: var(--slate-700);
  font-size: 0.75rem;
}

.article-card__footer a {
  color: var(--navy-800);
  font-weight: 700;
  text-decoration: none;
}

.article-card__footer span[aria-disabled="true"] {
  color: var(--slate-500);
}

.blog-empty {
  margin: 2rem 0 0;
  padding: 2rem;
  color: var(--slate-700);
  background: var(--paper);
  border: 1px solid var(--line);
}

.blog-empty[hidden] {
  display: none;
}

/* Article and standard content */
.article-hero,
.content-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(4.5rem, 9vw, 8rem);
  background: var(--paper);
}

.article-hero__grid,
.content-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(17rem, 0.52fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: end;
}

.article-hero h1 {
  max-width: 12ch;
  font-size: clamp(3.6rem, 7vw, 6.8rem);
}

.article-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1.3rem;
  align-items: center;
  margin-top: 2rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
  color: var(--slate-700);
  font-size: 0.8rem;
}

.article-hero__meta strong {
  color: var(--ink);
}

.article-hero__aside .article-visual,
.content-hero__aside .article-visual {
  min-height: 27rem;
  box-shadow: var(--shadow-lg);
}

.article-shell,
.content-shell {
  display: grid;
  grid-template-columns: minmax(10rem, 0.35fr) minmax(0, 1fr);
  gap: clamp(3rem, 8vw, 8rem);
  padding-block: clamp(4.5rem, 10vw, 8rem);
}

.article-aside,
.content-aside {
  position: relative;
}

.article-aside__inner,
.content-aside__inner {
  position: sticky;
  top: 7rem;
}

.article-aside h2,
.content-aside h2 {
  margin-bottom: 1rem;
  color: var(--slate-700);
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 740;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.share-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 2.5rem;
  padding: 0;
  list-style: none;
}

.share-list button,
.share-list a {
  display: grid;
  place-items: center;
  min-width: 2.5rem;
  min-height: 2.5rem;
  padding: 0.45rem 0.7rem;
  color: var(--navy-800);
  background: transparent;
  border: 1px solid var(--line);
  font-size: 0.75rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.share-list button:hover,
.share-list a:hover {
  color: var(--white);
  background: var(--navy-800);
}

.article-aside__note {
  padding: 1rem;
  color: var(--text);
  background: var(--paper);
  border-left: 3px solid var(--cyan-500);
  font-size: 0.82rem;
}

.article-aside__note p {
  margin: 0;
}

.prose {
  max-width: 47rem;
  color: var(--text);
  font-size: 1.08rem;
  line-height: 1.72;
}

.prose > p:first-child {
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.prose h2 {
  margin: 4rem 0 1.3rem;
  font-size: clamp(2.4rem, 5vw, 3.7rem);
  line-height: 1;
}

.prose h3 {
  margin: 2.5rem 0 0.9rem;
  font-size: 1.35rem;
}

.prose p,
.prose ul,
.prose ol,
.prose blockquote,
.prose figure {
  margin-bottom: 1.45rem;
}

.prose ul,
.prose ol {
  padding-left: 1.4rem;
}

.prose li + li {
  margin-top: 0.45rem;
}

.prose a:not(.button) {
  color: var(--navy-800);
  font-weight: 650;
}

.prose blockquote {
  margin: 3rem 0;
  padding: 0.5rem 0 0.5rem clamp(1.5rem, 4vw, 2.5rem);
  color: var(--navy-800);
  border-left: 4px solid var(--red-600);
  font-family: var(--font-serif);
  font-size: clamp(1.7rem, 3.7vw, 2.7rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.prose blockquote cite {
  display: block;
  margin-top: 1rem;
  color: var(--slate-700);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-style: normal;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.content-figure {
  margin: 3rem 0;
}

.content-figure .article-visual {
  min-height: 27rem;
}

.content-figure figcaption {
  margin-top: 0.7rem;
  color: var(--slate-700);
  font-size: 0.75rem;
}

.article-end {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.article-end p {
  margin: 0;
  color: var(--slate-700);
  font-size: 0.8rem;
}

.related-section {
  padding-block: clamp(4rem, 8vw, 7rem);
  background: var(--paper);
  border-top: 1px solid var(--line);
}

.related-section__heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 2rem;
}

.related-section__heading h2 {
  margin: 0;
}

.content-hero {
  background:
    linear-gradient(90deg, transparent 0 62%, rgba(22, 159, 219, 0.08) 62%),
    var(--paper);
}

.content-hero h1 {
  max-width: 10ch;
}

.content-hero__details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2rem;
}

.content-hero__details div {
  padding-top: 0.9rem;
  border-top: 1px solid var(--line);
}

.content-hero__details span {
  display: block;
  color: var(--slate-700);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.content-hero__details strong {
  color: var(--ink);
  font-size: 0.9rem;
}

.toc-toggle {
  display: none;
}

.toc-list {
  display: grid;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.toc-list a {
  display: block;
  padding: 0.75rem 0;
  color: var(--text);
  border-bottom: 1px solid var(--line);
  font-size: 0.82rem;
  text-decoration: none;
}

.toc-list a:hover {
  color: var(--red-700);
}

.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 2.5rem 0;
}

.info-card {
  padding: 1.4rem;
  background: var(--paper);
  border-top: 3px solid var(--navy-800);
}

.info-card span {
  color: var(--cyan-600);
  font-size: 0.7rem;
  font-weight: 720;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.info-card h3 {
  margin: 0.7rem 0 0.5rem;
}

.info-card p {
  margin: 0;
  font-size: 0.9rem;
}

.content-notice {
  margin: 2.5rem 0;
  padding: 1.4rem;
  color: var(--navy-950);
  background: var(--amber-100);
  border-left: 4px solid var(--amber-500);
}

.content-notice strong {
  display: block;
  margin-bottom: 0.35rem;
}

.content-notice p {
  margin: 0;
  font-size: 0.92rem;
}

.prose .scope-topics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: clamp(1.5rem, 4vw, 3rem);
  margin: 2.5rem 0;
  padding: 0;
  list-style: none;
}

.prose .scope-topic,
.prose .scope-topic + .scope-topic {
  min-width: 0;
  margin: 0;
  padding: 1.15rem 0 2rem;
  border-top: 1px solid var(--line);
}

.scope-topic__header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
}

.scope-topic__number {
  color: var(--slate-700);
  font-size: 0.66rem;
  font-weight: 740;
  letter-spacing: 0.11em;
}

.scope-topic__icon {
  display: grid;
  place-items: center;
  width: 2.75rem;
  aspect-ratio: 1;
  border: 1px solid currentColor;
  border-radius: 50%;
}

.scope-topic__icon svg {
  width: 1.65rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.45;
}

.scope-topic__icon--cyan {
  color: var(--cyan-600);
}

.scope-topic__icon--amber {
  color: var(--amber-500);
}

.scope-topic__icon--red {
  color: var(--red-600);
}

.prose .scope-topic h3 {
  max-width: 17rem;
  margin: 1.25rem 0 0.55rem;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1.08rem;
  font-weight: 660;
  letter-spacing: 0;
  line-height: 1.25;
}

.prose .scope-topic p {
  margin: 0;
  color: var(--slate-700);
  font-size: 0.82rem;
  line-height: 1.45;
}

.topic-list,
.date-list,
.people-grid,
.supporter-grid,
.contact-grid,
.programme-list {
  display: grid;
  gap: 1px;
  margin: 2.5rem 0;
  padding: 1px;
  background: var(--line);
  list-style: none;
}

.topic-list {
  grid-template-columns: 1fr 1fr;
  counter-reset: topic;
}

.topic-list li {
  position: relative;
  min-height: 11rem;
  padding: 1.4rem 1.4rem 1.4rem 4.2rem;
  background: var(--white);
  counter-increment: topic;
}

.topic-list li::before {
  position: absolute;
  top: 1.45rem;
  left: 1.35rem;
  color: var(--red-600);
  content: counter(topic, decimal-leading-zero);
  font-size: 0.72rem;
  font-weight: 760;
  letter-spacing: 0.08em;
}

.date-list li,
.programme-list li {
  display: grid;
  grid-template-columns: 4.5rem minmax(10rem, 0.55fr) minmax(0, 1fr);
  gap: 1.25rem;
  align-items: baseline;
  padding: 1.25rem 1.4rem;
  background: var(--white);
}

.date-list__number,
.programme-list time {
  color: var(--red-600);
  font-size: 0.72rem;
  font-weight: 760;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.date-list strong,
.programme-list strong {
  color: var(--ink);
}

.date-list span:last-child,
.programme-list span:last-child {
  color: var(--slate-700);
  font-size: 0.92rem;
}

.prose:has(.programme-shell),
.prose:has(.committee-directory),
.prose:has(.scope-topics) {
  max-width: 58rem;
}

.programme-shell {
  margin: 2.5rem 0;
}

.programme-prototype-note {
  margin: 0 0 1.5rem;
  padding-left: 1rem;
  color: var(--slate-700);
  border-left: 3px solid var(--amber-500);
  font-size: 0.82rem;
}

.programme-prototype-note strong {
  color: var(--ink);
}

.programme-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--line);
}

.programme-tabs button {
  position: relative;
  display: grid;
  gap: 0.25rem;
  min-width: 0;
  padding: 1rem 0.85rem 1.1rem;
  color: var(--slate-700);
  background: transparent;
  border: 0;
  cursor: pointer;
  text-align: left;
}

.programme-tabs button::after {
  position: absolute;
  right: 0.85rem;
  bottom: -2px;
  left: 0.85rem;
  height: 3px;
  background: var(--red-600);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.programme-tabs button:hover,
.programme-tabs button[aria-selected="true"] {
  color: var(--navy-950);
}

.programme-tabs button[aria-selected="true"]::after {
  transform: scaleX(1);
}

.programme-tabs button span {
  color: var(--cyan-600);
  font-size: 0.66rem;
  font-weight: 760;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.programme-tabs button strong {
  overflow: hidden;
  font-size: 0.9rem;
  font-weight: 650;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.programme-panel[hidden] {
  display: none;
}

.programme-panel__heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 1rem;
}

.programme-panel__heading span {
  color: var(--slate-700);
  font-size: 0.7rem;
  font-weight: 740;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.programme-panel__heading h3 {
  margin: 0.25rem 0 0;
  color: var(--navy-950);
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 4vw, 2.7rem);
  font-weight: 430;
  letter-spacing: -0.035em;
  line-height: 1;
}

.programme-panel__heading > p {
  margin: 0;
  color: var(--slate-700);
  font-size: 0.78rem;
  white-space: nowrap;
}

.prose .programme-events {
  display: grid;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.prose .programme-event + .programme-event {
  margin-top: 0;
}

.programme-event {
  display: grid;
  grid-template-columns: 6rem 7.5rem minmax(0, 1fr);
  gap: 1.25rem;
  align-items: baseline;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.programme-event > time {
  color: var(--navy-800);
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 520;
  letter-spacing: -0.015em;
  white-space: nowrap;
}

.programme-event__type {
  color: var(--cyan-600);
  font-size: 0.68rem;
  font-weight: 740;
  letter-spacing: 0.075em;
  line-height: 1.3;
  text-transform: uppercase;
}

.programme-event__content h3 {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 650;
  letter-spacing: 0;
  line-height: 1.35;
}

.programme-event__content p {
  margin: 0.25rem 0 0;
  color: var(--slate-700);
  font-size: 0.8rem;
  line-height: 1.4;
}

.date-phases {
  margin: 2.5rem 0;
  border-top: 1px solid var(--line);
}

.date-phase {
  position: relative;
  display: grid;
  grid-template-columns: 6rem minmax(0, 1fr) minmax(13rem, 0.55fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: start;
  padding: 2.25rem 0;
  border-bottom: 1px solid var(--line);
}

.date-phase--active::before {
  position: absolute;
  top: -2px;
  left: 0;
  width: 3.5rem;
  height: 3px;
  background: var(--red-600);
  content: "";
}

.date-phase__step {
  display: grid;
  gap: 0.25rem;
}

.date-phase__step span {
  color: var(--red-600);
  font-size: 0.68rem;
  font-weight: 760;
  letter-spacing: 0.1em;
}

.date-phase__step strong {
  color: var(--slate-700);
  font-size: 0.72rem;
  font-weight: 740;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.date-phase__dates {
  display: grid;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.date-phase__dates li {
  display: grid;
  grid-template-columns: minmax(9rem, 0.65fr) minmax(0, 1fr);
  gap: 1.25rem;
  align-items: baseline;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
}

.date-phase__dates time {
  color: var(--navy-800);
  font-family: var(--font-serif);
  font-size: clamp(1.35rem, 2.5vw, 1.8rem);
  letter-spacing: -0.035em;
  line-height: 1.05;
}

.date-phase__dates strong {
  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 650;
  line-height: 1.3;
}

.date-phase__dates .is-active time {
  color: var(--red-700);
}

.date-phase__note {
  color: var(--slate-700);
  font-size: 0.92rem;
  line-height: 1.55;
}

.date-phase__note p {
  margin: 0;
}

.date-phase__note .status {
  margin-bottom: 0.85rem;
}

.committee-directory {
  margin: 2rem 0 3.5rem;
}

.prose .committee-directory__count {
  margin: 0 0 0.65rem;
  color: var(--slate-700);
  font-size: 0.7rem;
  font-weight: 740;
  letter-spacing: 0.1em;
  text-align: right;
  text-transform: uppercase;
}

.committee-directory__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(2rem, 5vw, 4rem);
  border-top: 1px solid var(--line);
}

.committee-person {
  display: grid;
  grid-template-columns: 3.75rem minmax(0, 1fr);
  gap: 1rem;
  align-items: center;
  min-width: 0;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.committee-person__photo {
  width: 3.75rem;
  overflow: hidden;
  aspect-ratio: 1;
  background: var(--slate-100);
  border-radius: 50%;
}

.committee-person__photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.prose .committee-person h3 {
  margin: 0 0 0.2rem;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 670;
  letter-spacing: 0;
  line-height: 1.25;
}

.prose .committee-person p {
  margin: 0;
  color: var(--slate-700);
  font-size: 0.78rem;
  line-height: 1.4;
}

.presentation-person {
  align-items: start;
}

.prose .presentation-person__title {
  display: grid;
  gap: 0.2rem;
  margin-top: 0.65rem;
  color: var(--navy-800);
  font-size: 0.86rem;
  line-height: 1.35;
}

.presentation-person__title span {
  color: var(--cyan-600);
  font-size: 0.61rem;
  font-weight: 760;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.presentation-person__title strong {
  font-weight: 620;
}

.committee-directory--featured .committee-person {
  grid-template-columns: 4.75rem minmax(0, 1fr);
  padding-block: 1.25rem;
}

.committee-directory--featured .committee-person__photo {
  width: 4.75rem;
}

.prose .committee-directory--featured .committee-person h3 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 520;
  letter-spacing: -0.02em;
}

.people-grid,
.supporter-grid,
.contact-grid {
  grid-template-columns: 1fr 1fr;
}

.person-card,
.supporter-card,
.contact-card {
  min-width: 0;
  padding: 1.5rem;
  background: var(--white);
}

.person-card__mark {
  display: grid;
  place-items: center;
  width: 3.25rem;
  height: 3.25rem;
  margin-bottom: 2.5rem;
  color: var(--white);
  background: var(--navy-800);
  border-radius: 50%;
  font-family: var(--font-serif);
  font-size: 1.1rem;
}

.person-card h3,
.supporter-card h3,
.contact-card h3 {
  margin: 0 0 0.35rem;
}

.person-card p,
.supporter-card p,
.contact-card p {
  margin: 0;
  color: var(--slate-700);
  font-size: 0.9rem;
}

.person-card p + p,
.contact-card p + p {
  margin-top: 0.25rem;
}

.person-card--featured {
  background: var(--navy-800);
}

.person-card--featured .person-card__mark {
  color: var(--navy-950);
  background: var(--amber-500);
}

.person-card--featured h3,
.person-card--featured p {
  color: var(--white);
}

.supporter-card {
  display: flex;
  min-height: 13rem;
  flex-direction: column;
  justify-content: space-between;
  border-top: 4px solid var(--cyan-500);
}

.supporter-card__name {
  color: var(--navy-800);
  font-family: var(--font-serif);
  font-size: clamp(1.55rem, 3vw, 2.2rem);
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.supporter-card a,
.contact-card a {
  overflow-wrap: anywhere;
}

.contact-card {
  border-top: 4px solid var(--navy-800);
}

.contact-card > span {
  display: block;
  margin-bottom: 2rem;
  color: var(--cyan-600);
  font-size: 0.7rem;
  font-weight: 760;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.status-panel {
  margin: 2.5rem 0;
  padding: clamp(2rem, 6vw, 4rem);
  color: var(--white);
  background:
    radial-gradient(circle at 90% 10%, rgba(248, 171, 68, 0.24), transparent 15rem),
    var(--navy-950);
}

.status-panel span {
  color: var(--amber-500);
  font-size: 0.7rem;
  font-weight: 760;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.status-panel h2 {
  max-width: 11ch;
  margin: 1rem 0;
  color: var(--white);
}

.status-panel p {
  max-width: 36rem;
  margin: 0;
  color: rgba(255, 255, 255, 0.75);
}

.arch-visual {
  position: relative;
  min-height: 30rem;
  overflow: hidden;
  background:
    radial-gradient(circle at 72% 21%, var(--amber-500) 0 3rem, transparent 3.05rem),
    linear-gradient(155deg, var(--cyan-100) 0 45%, var(--navy-800) 45.2%);
}

.arch-visual::before {
  position: absolute;
  right: 6%;
  bottom: -1px;
  left: 6%;
  height: 55%;
  background:
    radial-gradient(ellipse at 17% 100%, var(--paper) 0 40%, transparent 40.5%),
    radial-gradient(ellipse at 50% 100%, var(--paper) 0 40%, transparent 40.5%),
    radial-gradient(ellipse at 83% 100%, var(--paper) 0 40%, transparent 40.5%);
  content: "";
}

.arch-visual__label {
  position: absolute;
  z-index: 1;
  top: 2rem;
  left: 2rem;
  display: grid;
  place-content: center;
  width: 8rem;
  height: 8rem;
  color: var(--white);
  background: var(--red-600);
  border-radius: 50%;
  font-family: var(--font-serif);
  font-size: 1.8rem;
  line-height: 0.9;
  text-align: center;
}

.arch-visual__coordinates {
  position: absolute;
  z-index: 1;
  right: 1.5rem;
  bottom: 1rem;
  color: var(--navy-800);
  font-size: 0.65rem;
  font-weight: 720;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

@media (max-width: 1050px) {
  .choice-grid {
    grid-template-columns: 1fr;
  }

  .choice-card {
    min-height: 8rem;
  }

  .article-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 900px) {
  .page-hero::before {
    display: none;
  }

  .content-hero {
    background: var(--paper);
  }

  .page-hero__grid,
  .form-layout,
  .article-hero__grid,
  .content-hero__grid,
  .article-shell,
  .content-shell {
    grid-template-columns: 1fr;
  }

  .page-hero__aside {
    width: min(100%, 32rem);
  }

  .order-summary,
  .article-aside__inner,
  .content-aside__inner {
    position: static;
  }

  .order-summary {
    order: -1;
  }

  .featured-article {
    grid-template-columns: 1fr;
  }

  .prose .scope-topics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .featured-article .article-visual {
    min-height: 27rem;
    order: -1;
  }

  .article-hero__aside,
  .content-hero__aside {
    width: min(100%, 38rem);
  }

  .content-aside {
    padding-bottom: 1.5rem;
  }

  .date-phase {
    grid-template-columns: 5rem minmax(0, 1fr);
    gap: 1.25rem 2rem;
  }

  .date-phase__note {
    grid-column: 2;
  }

  .toc-list {
    grid-template-columns: 1fr 1fr;
    border-left: 1px solid var(--line);
  }

  .toc-list a {
    padding: 0.75rem;
    border-right: 1px solid var(--line);
  }
}

@media (max-width: 640px) {
  .page-hero,
  .blog-hero,
  .article-hero,
  .content-hero {
    padding-block: 3.25rem 4rem;
  }

  .breadcrumb {
    margin-bottom: 1.8rem;
  }

  .programme-tabs {
    display: flex;
    margin-right: calc(-1 * var(--gutter));
    padding-right: var(--gutter);
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    scrollbar-width: thin;
  }

  .programme-tabs button {
    flex: 0 0 9rem;
  }

  .programme-panel__heading {
    display: grid;
    gap: 0.65rem;
    align-items: start;
  }

  .programme-panel__heading > p {
    white-space: normal;
  }

  .programme-event {
    grid-template-columns: 5.5rem minmax(0, 1fr);
    gap: 0.4rem 0.9rem;
    padding-block: 0.9rem;
  }

  .programme-event__content {
    grid-column: 1 / -1;
    padding-top: 0.25rem;
  }

  .prose .committee-directory__count {
    text-align: left;
  }

  .committee-directory__grid {
    grid-template-columns: 1fr;
  }

  .prose .scope-topics {
    grid-template-columns: 1fr;
  }

  .committee-person {
    grid-template-columns: 3.5rem minmax(0, 1fr);
    gap: 0.85rem;
    padding-block: 0.85rem;
  }

  .committee-person__photo {
    width: 3.5rem;
  }

  .committee-directory--featured .committee-person {
    grid-template-columns: 4.25rem minmax(0, 1fr);
  }

  .committee-directory--featured .committee-person__photo {
    width: 4.25rem;
  }

  .date-phase {
    grid-template-columns: 1fr;
    gap: 1.15rem;
    padding-block: 1.7rem;
  }

  .date-phase__step {
    display: flex;
    gap: 0.65rem;
    align-items: baseline;
  }

  .date-phase__note {
    grid-column: auto;
  }

  .date-phase__dates li {
    grid-template-columns: minmax(7.5rem, 0.55fr) minmax(0, 1fr);
    gap: 0.85rem;
  }

  .page-hero h1,
  .blog-hero h1,
  .article-hero h1,
  .content-hero h1 {
    max-width: 11ch;
    font-size: clamp(3rem, 15vw, 4.1rem);
    line-height: 0.91;
  }

  .page-hero__intro,
  .blog-hero__intro {
    font-size: 1.05rem;
  }

  .page-hero__aside {
    padding: 1.25rem;
  }

  .form-section {
    padding-block: 3.5rem 4.5rem;
  }

  .form-layout {
    gap: 2rem;
  }

  .form-progress {
    grid-template-columns: repeat(3, 1fr);
    margin-bottom: 1.25rem;
  }

  .form-progress li {
    min-height: 4.45rem;
    padding: 0.65rem;
    font-size: 0.66rem;
    line-height: 1.25;
  }

  .form-progress li strong {
    margin-top: 0.18rem;
    font-size: 0.78rem;
    line-height: 1.1;
  }

  .form-card__heading,
  .form-submit,
  .blog-toolbar,
  .article-end,
  .related-section__heading {
    align-items: stretch;
    flex-direction: column;
  }

  .form-card__heading p {
    max-width: none;
  }

  .form-card__heading,
  .form-card__body {
    padding: 1.15rem;
  }

  .form-card__heading {
    gap: 0.8rem;
  }

  .form-card__heading > div {
    gap: 0.75rem;
  }

  .form-card__heading h2 {
    font-size: 1.75rem;
  }

  .form-grid,
  .download-grid,
  .file-upload-grid,
  .process-list,
  .article-grid,
  .info-grid,
  .topic-list,
  .people-grid,
  .supporter-grid,
  .contact-grid,
  .content-hero__details {
    grid-template-columns: 1fr;
  }

  .date-list li,
  .programme-list li {
    grid-template-columns: 3rem 1fr;
    gap: 0.35rem 0.8rem;
  }

  .date-list span:last-child,
  .programme-list span:last-child {
    grid-column: 2;
  }

  .topic-list li {
    min-height: 0;
  }

  .form-field--wide {
    grid-column: auto;
  }

  .choice-card {
    min-height: 7.4rem;
    padding: 0.95rem;
  }

  .choice-card strong {
    max-width: calc(100% - 1.5rem);
  }

  .choice-card small {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 1rem;
  }

  .choice-card b {
    display: inline;
    margin-top: 0;
    font-size: 1.4rem;
  }

  .order-summary__head {
    padding: 1.15rem;
  }

  .order-summary__head h2 {
    margin-top: 0.45rem;
    font-size: 1.75rem;
  }

  .order-summary__body {
    padding: 1.15rem;
  }

  .order-summary dl {
    margin-bottom: 0.8rem;
  }

  .order-summary dl > div {
    padding-block: 0.58rem;
  }

  .order-summary__total {
    margin: 1rem 0;
  }

  .order-summary__total strong {
    font-size: 1.8rem;
  }

  .included-list {
    margin-top: 0.9rem;
    padding-top: 0.9rem;
  }

  .form-submit .button {
    width: 100%;
  }

  .process-list li {
    min-height: 10.5rem;
    padding: 1.35rem;
  }

  .process-list li > span {
    margin-bottom: 1.8rem;
  }

  .download-card {
    gap: 0.9rem;
    padding: 1.1rem;
  }

  .download-card__icon {
    width: 2.7rem;
    height: 2.7rem;
  }

  .file-upload {
    min-height: 11.5rem;
    padding: 1.1rem;
  }

  .blog-toolbar {
    gap: 1rem;
    margin-bottom: 1.75rem;
  }

  .filter-group {
    width: 100%;
    flex-wrap: nowrap;
    padding-bottom: 0.35rem;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    scrollbar-width: thin;
  }

  .filter-button {
    flex: 0 0 auto;
  }

  .blog-search {
    width: 100%;
  }

  .featured-article {
    min-height: 0;
    margin-bottom: 2.5rem;
  }

  .featured-article .article-visual {
    min-height: 18rem;
  }

  .featured-article__content {
    padding: 1.45rem;
  }

  .featured-article h2 {
    margin-block: 1rem;
    font-size: 2.55rem;
  }

  .article-card .article-visual {
    min-height: 14rem;
  }

  .article-card__body {
    padding: 1.2rem;
  }

  .article-card h2 {
    font-size: 1.65rem;
  }

  .article-hero__grid,
  .content-hero__grid {
    gap: 2.5rem;
  }

  .article-hero__meta {
    gap: 0.45rem 0.85rem;
    margin-top: 1.4rem;
    padding-top: 1rem;
    font-size: 0.72rem;
  }

  .article-shell,
  .content-shell {
    gap: 2.5rem;
    padding-block: 3.5rem 4.5rem;
  }

  .article-aside__inner {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.7rem 1rem;
    align-items: start;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--line);
  }

  .article-aside__inner h2 {
    grid-column: 1 / -1;
    margin: 0;
  }

  .share-list {
    margin: 0;
  }

  .article-aside__note {
    padding: 0.75rem 0.9rem;
    font-size: 0.72rem;
  }

  .prose {
    font-size: 1rem;
    line-height: 1.68;
  }

  .prose > p:first-child {
    font-size: 1.55rem;
  }

  .prose h2 {
    margin-top: 3.25rem;
    font-size: 2.4rem;
  }

  .prose h3 {
    margin-top: 2.15rem;
    font-size: 1.2rem;
  }

  .prose blockquote {
    margin-block: 2.5rem;
    font-size: 1.65rem;
  }

  .article-hero__aside .article-visual,
  .content-hero__aside .article-visual,
  .content-figure .article-visual,
  .arch-visual {
    min-height: 20rem;
  }

  .content-hero__details {
    margin-top: 1.4rem;
  }

  .content-aside {
    padding-bottom: 0;
  }

  .content-aside h2 {
    display: none;
  }

  .toc-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    min-height: 3.4rem;
    padding: 0.8rem 1rem;
    color: var(--white);
    background: var(--navy-800);
    border: 0;
    font-size: 0.78rem;
    font-weight: 720;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    cursor: pointer;
  }

  .toc-toggle span:last-child {
    font-size: 1.25rem;
    font-weight: 400;
    transition: transform var(--transition);
  }

  .toc-toggle[aria-expanded="true"] span:last-child {
    transform: rotate(45deg);
  }

  [data-toc-panel] {
    display: none;
  }

  [data-toc-panel].is-open {
    display: block;
  }

  .toc-list {
    grid-template-columns: 1fr;
    border: 1px solid var(--line);
    border-top: 0;
  }

  .toc-list a {
    padding: 0.78rem 1rem;
    border-right: 0;
  }

  .arch-visual__label {
    top: 1.2rem;
    left: 1.2rem;
    width: 6.5rem;
    height: 6.5rem;
    font-size: 1.45rem;
  }

  .article-end .button,
  .related-section__heading .button {
    width: 100%;
  }
}