:root {
  --paper: #eeede8;
  --paper-raised: #f7f6f2;
  --ink: #16171a;
  --muted: #676762;
  --line: rgba(22, 23, 26, 0.22);
  --line-strong: rgba(22, 23, 26, 0.55);
  --accent: #da3c28;
  --accent-ink: #ffffff;
  --error: #b42318;
  --success: #23643d;
  --nav-height: 72px;
  --max-width: 1440px;
  --gutter: clamp(20px, 4vw, 72px);
  --font-display-hant: "Noto Serif TC", "Source Han Serif TC", serif;
  --font-display-hans: "Noto Serif SC", "Source Han Serif SC", serif;
  --font-body-hant: "IBM Plex Sans", "Noto Sans TC", "PingFang TC", sans-serif;
  --font-body-hans: "IBM Plex Sans", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  color-scheme: light;
  font-synthesis: none;
  line-break: strict;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #1b1c1f;
    --paper-raised: #242529;
    --ink: #f1f0eb;
    --muted: #bbb9b1;
    --line: rgba(241, 240, 235, 0.2);
    --line-strong: rgba(241, 240, 235, 0.55);
    --accent: #f05a42;
    --accent-ink: #17181b;
    --error: #ff8a80;
    --success: #7fd6a0;
    color-scheme: dark;
  }
}

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  background: var(--paper);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body-hant);
  font-size: 17px;
  line-height: 1.78;
  text-rendering: optimizeLegibility;
}

body[data-lang="hans"] {
  font-family: var(--font-body-hans);
}

body[data-lang="hans"] h1,
body[data-lang="hans"] h2,
body[data-lang="hans"] h3 {
  font-family: var(--font-display-hans);
}

body[data-lang="hant"] h1,
body[data-lang="hant"] h2,
body[data-lang="hant"] h3 {
  font-family: var(--font-display-hant);
}

body[data-lang="hant"] .hans-copy,
body[data-lang="hans"] .hant-copy {
  display: none !important;
}

img {
  display: block;
  max-width: 100%;
}

button,
input,
select {
  font: inherit;
}

button,
summary,
a {
  touch-action: manipulation;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
}

h1, h2, h3, p {
  text-wrap: pretty;
}

h1, h2, h3 {
  margin: 0;
  line-height: 1.28;
  text-wrap: balance;
}

p {
  margin: 0;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 2000;
  transform: translateY(-160%);
  padding: 10px 14px;
  background: var(--accent);
  color: var(--accent-ink);
  text-decoration: none;
}

.skip-link:focus {
  transform: translateY(0);
}

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

.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: grid;
  grid-template-columns: minmax(180px, 320px) 1fr auto;
  align-items: center;
  min-height: var(--nav-height);
  padding: 8px var(--gutter);
  border-bottom: 1px solid var(--line);
  background: color-mix(in oklch, var(--paper) 92%, transparent);
  backdrop-filter: blur(18px) saturate(120%);
}

.brand-lockup {
  width: clamp(190px, 20vw, 300px);
}

.brand-lockup img,
footer img {
  width: 100%;
  height: auto;
  filter: grayscale(1) contrast(1.12);
}

@media (prefers-color-scheme: dark) {
  .brand-lockup img,
  footer img {
    filter: grayscale(1) brightness(0) invert(1);
  }
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: clamp(16px, 2.4vw, 40px);
}

.nav-links a {
  position: relative;
  padding: 12px 2px;
  font-size: 14px;
  text-decoration: none;
}

.nav-links a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 6px;
  left: 0;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left;
  background: var(--accent);
  transition: transform 220ms ease-out;
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
  transform: scaleX(1);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.language-switch {
  display: flex;
  border: 1px solid var(--line-strong);
}

.lang-button,
.nav-entry {
  min-height: 44px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--ink);
}

.lang-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 54px;
  padding: 8px 10px;
  border-right: 1px solid var(--line-strong);
  font-size: 13px;
  text-decoration: none;
}

.lang-button:last-child {
  border-right: 0;
}

.lang-button.is-active {
  background: var(--ink);
  color: var(--paper);
}

.nav-entry {
  min-width: 108px;
  padding: 9px 18px;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 600;
}

.nav-entry:disabled,
.primary-entry:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.nav-entry:active,
.primary-entry:active,
.submit-button:active,
.secondary-button:active {
  transform: translateY(1px);
}

main > section,
footer {
  width: min(100%, var(--max-width));
  margin-inline: auto;
}

.hero {
  position: relative;
  isolation: isolate;
  min-height: 0;
  padding-bottom: clamp(28px, 4vw, 58px);
  border-right: 1px solid var(--line);
  border-left: 1px solid var(--line);
  background: var(--paper);
}

.hero-poster {
  position: relative;
  display: grid;
  place-items: center;
  height: clamp(420px, min(56.25vw, calc(100dvh - var(--nav-height) - 175px)), 840px);
  overflow: hidden;
  background: #eeede8;
}

.hero-poster img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  object-fit: contain;
}

@media (prefers-color-scheme: light) {
  .hero-poster img {
    mix-blend-mode: multiply;
  }
}

.hero-copy {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(220px, 0.85fr) minmax(360px, 1.35fr) minmax(230px, 0.8fr);
  gap: clamp(24px, 3vw, 52px);
  align-items: end;
  width: calc(100% - (var(--gutter) * 2));
  margin: clamp(-48px, -3.4vw, -28px) auto 0;
  padding: clamp(24px, 2.7vw, 40px);
  border: 1px solid var(--line-strong);
  border-top: 5px solid var(--accent);
  background: var(--paper-raised);
}

.hero-heading,
.hero-facts,
.hero-action {
  min-width: 0;
}

.hero-action {
  display: grid;
  gap: 14px;
  align-self: stretch;
  align-content: end;
}

.hero-edition {
  max-width: 34em;
  margin-bottom: 14px;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.55;
  letter-spacing: 0.03em;
}

.hero-edition span[lang="en"],
.hero-intro span[lang="en"] {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 0.86em;
  letter-spacing: 0.02em;
}

.hero h1 {
  font-size: clamp(38px, 4.2vw, 60px);
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 1.04;
}

.hero h1 small {
  display: block;
  margin-top: 9px;
  font-family: "IBM Plex Sans", sans-serif;
  font-size: clamp(12px, 1.15vw, 16px);
  font-weight: 500;
  letter-spacing: 0.11em;
}

.hero-intro {
  max-width: 30em;
  color: var(--muted);
  font-size: clamp(15px, 1.12vw, 17px);
  line-height: 1.7;
}

.hero-dates {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 20px 0 0;
}

.hero-dates div {
  padding-top: 12px;
  border-top: 1px solid var(--line-strong);
}

.hero-dates dt {
  color: var(--muted);
  font-size: 13px;
}

.hero-dates dd {
  margin: 4px 0 0;
  font-family: "IBM Plex Sans", sans-serif;
  font-variant-numeric: tabular-nums;
  font-size: clamp(14px, 1.1vw, 17px);
  font-weight: 600;
  white-space: nowrap;
}

.primary-entry {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
  min-height: 58px;
  padding: 14px 20px;
  border: 1px solid var(--accent);
  border-radius: 0;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
  transition: background 180ms ease-out, color 180ms ease-out, transform 100ms ease-out;
}

.primary-entry:hover {
  background: transparent;
  color: var(--accent);
}

.button-en {
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 11px;
  letter-spacing: 0.08em;
}

.entry-status {
  min-height: 1.6em;
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
}

.theme-section {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: clamp(48px, 9vw, 150px);
  padding: clamp(100px, 14vw, 210px) var(--gutter);
  border-right: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.section-marker {
  position: absolute;
  top: 24px;
  right: var(--gutter);
  color: var(--accent);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 12px;
  letter-spacing: 0.11em;
}

.theme-heading h2 {
  max-width: 9em;
  font-size: clamp(48px, 7vw, 102px);
  font-weight: 700;
  line-height: 1.28;
}

.theme-body {
  align-self: end;
  max-width: 36em;
}

.theme-body p + p {
  margin-top: 24px;
}

.en-paragraph {
  color: var(--muted);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 15px;
  line-height: 1.7;
}

.tracks-section,
.open-section,
.awards-section,
.timeline-section,
.organizations-section {
  padding: clamp(88px, 10vw, 150px) var(--gutter);
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.section-intro {
  margin-bottom: clamp(52px, 8vw, 112px);
}

.section-intro h2,
.credits-title h2 {
  font-size: clamp(42px, 5vw, 76px);
  font-weight: 700;
}

.section-intro > p,
.credits-title > p {
  margin-top: 10px;
  color: var(--accent);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 12px;
  letter-spacing: 0.11em;
}

.track-chapter {
  display: grid;
  grid-template-columns: minmax(250px, 0.8fr) minmax(280px, 0.8fr) minmax(360px, 1fr);
  gap: clamp(24px, 4vw, 64px);
  align-items: start;
  padding: 34px 0 46px;
  border-top: 1px solid var(--line-strong);
}

.track-chapter.track-offset {
  width: 88%;
  margin-left: 12%;
}

.track-code {
  display: block;
  margin-bottom: 12px;
  color: var(--accent);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 12px;
  letter-spacing: 0.08em;
}

.track-title h3 {
  font-size: clamp(34px, 4.2vw, 68px);
  font-weight: 700;
}

.track-brief {
  max-width: 28em;
  color: var(--muted);
}

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

.direction-list li {
  display: grid;
  grid-template-columns: minmax(150px, 1fr) minmax(120px, 0.8fr);
  gap: 20px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.direction-list small {
  color: var(--muted);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 12px;
  line-height: 1.5;
}

.track-limit {
  margin-top: 42px;
  color: var(--accent);
  font-weight: 600;
}

.open-section {
  display: grid;
  grid-template-columns: minmax(260px, 0.55fr) minmax(0, 1.45fr);
  gap: clamp(44px, 8vw, 130px);
}

.category-accordion {
  border-top: 1px solid var(--line-strong);
}

.category-accordion details {
  border-bottom: 1px solid var(--line);
}

.category-accordion summary {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  min-height: 82px;
  cursor: pointer;
  list-style: none;
  font-size: clamp(24px, 3vw, 42px);
  font-weight: 600;
}

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

.category-accordion summary b {
  color: var(--muted);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 13px;
  font-weight: 500;
}

.category-accordion details[open] summary {
  color: var(--accent);
}

.category-accordion details p {
  max-width: 48em;
  padding: 0 0 28px;
  color: var(--muted);
}

.award-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(320px, 0.55fr);
  gap: clamp(28px, 6vw, 90px);
}

.proposition-awards h3,
.open-awards h3 {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-strong);
  font-size: 28px;
}

.proposition-awards h3 small,
.open-awards h3 small {
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
}

.award-hero {
  display: grid;
  grid-template-columns: 0.7fr 1.5fr auto;
  gap: 24px;
  align-items: end;
  min-height: 260px;
  padding: 36px 0 30px;
  border-bottom: 1px solid var(--line-strong);
}

.award-hero > span {
  font-size: clamp(28px, 3vw, 46px);
}

.award-hero strong {
  color: var(--accent);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: clamp(54px, 7vw, 108px);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 0.95;
}

.award-hero em {
  font-style: normal;
  font-weight: 600;
}

.award-secondary {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr;
}

.award-secondary > div {
  min-height: 150px;
  padding: 24px;
  border-right: 1px solid var(--line);
}

.award-secondary > div:last-child {
  border-right: 0;
}

.award-secondary b,
.award-secondary strong,
.award-secondary span {
  display: block;
}

.award-secondary strong {
  margin-top: 14px;
  color: var(--accent);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: clamp(28px, 3vw, 44px);
}

.award-secondary span {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
}

.open-awards {
  padding-top: clamp(80px, 10vw, 150px);
}

.open-award-line {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.open-award-line strong {
  color: var(--accent);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 20px;
}

.open-award-line span {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 13px;
}

.certificate-note {
  margin-top: 38px;
  color: var(--muted);
}

.timeline-ribbon {
  display: grid;
  grid-template-columns: 1fr 1fr 1.25fr 1fr;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.timeline-ribbon article {
  min-height: 230px;
  padding: 30px;
  border-right: 1px solid var(--line);
}

.timeline-ribbon article:last-child {
  border-right: 0;
}

.timeline-ribbon time {
  display: block;
  font-family: "IBM Plex Sans", sans-serif;
  font-size: clamp(32px, 4vw, 58px);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
  letter-spacing: -0.03em;
}

.timeline-ribbon h3 {
  margin-top: 58px;
  font-size: 20px;
}

.timeline-ribbon p {
  color: var(--muted);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 13px;
}

.timeline-result {
  background: var(--accent);
  color: var(--accent-ink);
}

.timeline-result p {
  color: currentColor;
}

.rules-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--line);
}

.fee-block,
.submission-block {
  padding: clamp(70px, 8vw, 120px) var(--gutter);
}

.fee-block {
  border-right: 1px solid var(--line);
}

.fee-block h2,
.submission-block h2 {
  margin-bottom: 44px;
  font-size: clamp(38px, 4vw, 62px);
}

.fee-free,
.fee-open {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: end;
  padding: 20px 0;
  border-top: 1px solid var(--line-strong);
}

.fee-free strong,
.fee-open strong {
  color: var(--accent);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: clamp(42px, 5vw, 72px);
  font-weight: 500;
  line-height: 1;
}

.fee-free p,
.fee-open p {
  text-align: right;
}

.refund-copy {
  max-width: 34em;
  margin-top: 28px;
  color: var(--muted);
  font-size: 14px;
}

.submission-block dl {
  margin: 0;
}

.submission-block dl div {
  display: grid;
  grid-template-columns: minmax(130px, 0.6fr) 1fr;
  gap: 24px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.submission-block dt {
  font-weight: 600;
}

.submission-block dd {
  margin: 0;
  color: var(--muted);
}

.organizations-section {
  display: grid;
  grid-template-columns: minmax(260px, 0.55fr) minmax(0, 1.45fr);
  gap: clamp(44px, 8vw, 130px);
}

.credits-grid {
  margin: 0;
}

.credits-grid > div {
  display: grid;
  grid-template-columns: minmax(120px, 0.4fr) 1fr;
  gap: 30px;
  padding: 24px 0;
  border-top: 1px solid var(--line);
}

.credits-grid dt {
  color: var(--muted);
  font-size: 14px;
}

.credits-grid dd {
  margin: 0;
  font-size: clamp(20px, 2vw, 30px);
  font-weight: 600;
  line-height: 1.55;
}

.final-action {
  position: relative;
  min-height: 640px;
  overflow: hidden;
  border: 1px solid var(--line);
}

.final-word {
  position: absolute;
  top: 50%;
  left: -0.05em;
  transform: translateY(-52%);
  color: color-mix(in oklch, var(--accent) 86%, transparent);
  font-family: var(--font-display-hant);
  font-size: min(62vw, 800px);
  font-weight: 900;
  line-height: 0.8;
  opacity: 0.94;
  user-select: none;
}

.final-copy {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  width: min(620px, 48%);
  min-height: 640px;
  margin-left: auto;
  padding: 80px var(--gutter) 80px 30px;
}

.final-copy h2 {
  color: var(--ink);
  font-size: clamp(50px, 6vw, 96px);
  line-height: 1.24;
}

.final-copy > p {
  margin: 20px 0 42px;
  color: var(--ink);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 13px;
  letter-spacing: 0.08em;
}

.final-entry {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.final-entry:hover {
  color: var(--ink);
}

footer {
  display: grid;
  grid-template-columns: minmax(220px, 360px) 1fr auto;
  gap: 44px;
  align-items: end;
  padding: 44px var(--gutter);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-left: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

.footer-theme {
  color: var(--ink);
  font-family: "IBM Plex Sans", sans-serif;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.reveal-block {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 520ms ease-out, transform 520ms ease-out;
}

.reveal-block.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.registration-dialog {
  width: min(960px, calc(100vw - 32px));
  max-height: calc(100dvh - 32px);
  margin: auto;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  background: var(--paper-raised);
  color: var(--ink);
}

.registration-dialog::backdrop {
  background: rgba(12, 13, 15, 0.66);
  backdrop-filter: blur(8px);
}

.dialog-shell {
  max-height: calc(100dvh - 32px);
  overflow-y: auto;
  overscroll-behavior: contain;
}

.dialog-header {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  padding: 20px clamp(20px, 4vw, 44px);
  border-bottom: 1px solid var(--line);
  background: color-mix(in oklch, var(--paper-raised) 94%, transparent);
  backdrop-filter: blur(16px);
}

.dialog-header p {
  color: var(--accent);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 11px;
  letter-spacing: 0.1em;
}

.dialog-header h2 {
  font-size: 28px;
}

.dialog-header h2 span {
  display: inline-block;
  margin-left: 8px;
  color: var(--muted);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 14px;
  font-weight: 400;
}

.dialog-close {
  min-width: 58px;
  min-height: 44px;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  font-size: 14px;
}

#registrationForm {
  padding: 12px clamp(20px, 4vw, 44px) 40px;
}

#registrationForm fieldset {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  margin: 0;
  padding: 36px 0;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
}

#registrationForm legend {
  grid-column: 1 / -1;
  width: 100%;
  margin-bottom: 4px;
  padding: 0;
  font-family: var(--font-display-hant);
  font-size: 24px;
  font-weight: 700;
}

#registrationForm legend span {
  float: right;
  color: var(--muted);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.06em;
}

.field {
  min-width: 0;
}

.full-width {
  grid-column: 1 / -1;
}

.field > label,
.field-label-row > label,
.choice-label {
  display: block;
  margin-bottom: 7px;
  font-size: 14px;
  font-weight: 600;
}

.field label span,
.choice-label span {
  color: var(--muted);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 12px;
  font-weight: 400;
}

.field input[type="text"],
.field input[type="email"],
.field input[type="tel"],
.field select,
.repeat-item input {
  width: 100%;
  min-height: 48px;
  padding: 10px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  background: var(--paper-raised);
  color: var(--ink);
}

.field input:focus,
.field select:focus,
.repeat-item input:focus {
  border-color: var(--accent);
  outline: 2px solid color-mix(in oklch, var(--accent) 32%, transparent);
  outline-offset: 1px;
}

.field select:disabled,
.field input:disabled {
  cursor: not-allowed;
  opacity: 0.52;
}

.field small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
}

.field-label-row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  margin-bottom: 7px;
}

.field-label-row > label {
  margin: 0;
}

.add-person {
  min-height: 38px;
  padding: 7px 10px;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  font-size: 12px;
}

.repeat-list {
  display: grid;
  gap: 10px;
}

.repeat-item {
  display: grid;
  grid-template-columns: 38px 1fr 76px;
  gap: 8px;
  align-items: center;
}

.repeat-index {
  color: var(--muted);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 12px;
}

.remove-person {
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  color: var(--error);
  font-size: 12px;
}

.choice-field {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  align-items: center;
}

.choice-label {
  width: 100%;
  margin: 0;
}

.choice-field label {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 8px;
}

.choice-field input,
.consent-row input {
  width: 20px;
  height: 20px;
  accent-color: var(--accent);
}

.conditional-field[hidden],
.fee-notice[hidden] {
  display: none;
}

.fee-notice {
  padding: 18px;
  border: 1px solid var(--accent);
  color: var(--ink);
}

.fee-notice strong,
.fee-notice span {
  display: block;
}

.fee-notice p,
.fee-notice span {
  margin-top: 5px;
  color: var(--muted);
  font-size: 13px;
}

.verification-row {
  display: grid;
  grid-template-columns: 1fr minmax(136px, auto);
  gap: 8px;
}

#sendCodeButton {
  min-height: 48px;
  padding: 9px 14px;
  border: 1px solid var(--ink);
  border-radius: 0;
  background: var(--ink);
  color: var(--paper);
  white-space: nowrap;
}

#sendCodeButton:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.field-error {
  min-height: 1.45em;
  margin-top: 5px;
  color: var(--error);
  font-size: 12px;
  line-height: 1.45;
}

.form-error-summary {
  margin-top: 24px;
  padding: 14px 16px;
  border: 1px solid var(--error);
  color: var(--error);
  font-size: 14px;
}

.consent-row {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 10px;
  align-items: start;
  margin-top: 26px;
  cursor: pointer;
}

.consent-row small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 28px;
}

.secondary-button,
.submit-button {
  min-height: 50px;
  padding: 12px 22px;
  border-radius: 0;
}

.secondary-button {
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--ink);
}

.submit-button {
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
}

.form-success {
  padding: clamp(56px, 9vw, 110px) clamp(24px, 7vw, 80px);
}

.form-success > p:first-child {
  color: var(--accent);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 12px;
  letter-spacing: 0.1em;
}

.form-success h2 {
  margin: 12px 0 18px;
  font-size: clamp(42px, 6vw, 70px);
}

.form-success .submit-button {
  margin-top: 34px;
}

@media (max-width: 1120px) {
  .site-nav {
    grid-template-columns: minmax(170px, 240px) 1fr auto;
  }

  .nav-links {
    display: none;
  }

  .hero-copy {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }

  .hero h1 {
    font-size: clamp(42px, 5.5vw, 58px);
  }

  .hero-action {
    grid-column: 1 / -1;
    grid-template-columns: minmax(240px, 360px) 1fr;
    align-items: center;
  }

  .track-chapter {
    grid-template-columns: 0.8fr 1fr;
  }

  .direction-list {
    grid-column: 1 / -1;
  }

  .open-section,
  .organizations-section {
    grid-template-columns: 1fr;
  }

  .open-section .section-intro,
  .organizations-section .credits-title {
    margin-bottom: 42px;
  }

  .award-layout {
    grid-template-columns: 1fr;
  }

  .open-awards {
    padding-top: 20px;
  }

  .timeline-ribbon {
    grid-template-columns: 1fr 1fr;
  }

  .timeline-ribbon article:nth-child(2) {
    border-right: 0;
  }

  .timeline-ribbon article:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
    --gutter: 20px;
  }

  body {
    font-size: 16px;
  }

  .site-nav {
    grid-template-columns: 1fr auto;
    min-height: var(--nav-height);
    padding: 6px 12px;
  }

  .brand-lockup {
    width: 156px;
  }

  .nav-entry {
    display: none;
  }

  .lang-button {
    min-width: 48px;
    min-height: 44px;
  }

  .hero {
    min-height: 0;
    padding-bottom: 0;
    border-right: 0;
    border-left: 0;
  }

  .hero-poster {
    height: auto;
    min-height: 0;
    border-bottom: 1px solid var(--line);
  }

  .hero-poster img {
    position: static;
    inset: auto;
    width: 100%;
    height: auto;
    max-width: 100%;
    max-height: none;
  }

  .hero-copy {
    grid-template-columns: 1fr;
    gap: 22px;
    align-items: start;
    width: 100%;
    min-height: 0;
    margin: 0;
    padding: 24px var(--gutter) 30px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    border-left: 0;
    border-top-width: 4px;
  }

  .hero h1 {
    font-size: clamp(42px, 12vw, 58px);
  }

  .hero-intro {
    max-width: 22em;
  }

  .hero-dates {
    grid-template-columns: 1fr 1fr;
    margin: 18px 0 0;
  }

  .hero-action {
    grid-column: auto;
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .theme-section {
    grid-template-columns: 1fr;
    gap: 48px;
    padding-block: 100px;
  }

  .theme-heading h2 {
    max-width: 9em;
    font-size: clamp(46px, 13vw, 72px);
  }

  .theme-body {
    max-width: 100%;
  }

  .tracks-section,
  .open-section,
  .awards-section,
  .timeline-section,
  .organizations-section {
    padding-block: 86px;
  }

  .section-intro {
    margin-bottom: 54px;
  }

  .track-chapter,
  .track-chapter.track-offset {
    grid-template-columns: 1fr;
    width: 100%;
    margin-left: 0;
    gap: 24px;
  }

  .direction-list {
    grid-column: auto;
  }

  .direction-list li {
    grid-template-columns: 1fr;
    gap: 3px;
  }

  .category-accordion summary {
    min-height: 72px;
    font-size: 28px;
  }

  .award-hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .award-hero strong {
    font-size: clamp(52px, 17vw, 84px);
  }

  .award-secondary {
    grid-template-columns: 1fr;
  }

  .award-secondary > div {
    min-height: auto;
    padding-inline: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .timeline-ribbon {
    grid-template-columns: 1fr;
  }

  .timeline-ribbon article,
  .timeline-ribbon article:nth-child(2) {
    min-height: 170px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .timeline-ribbon h3 {
    margin-top: 30px;
  }

  .rules-section {
    grid-template-columns: 1fr;
  }

  .fee-block {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .submission-block dl div {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .credits-grid > div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .final-action,
  .final-copy {
    min-height: 620px;
  }

  .final-word {
    top: 8%;
    left: -0.12em;
    transform: none;
    font-size: 120vw;
  }

  .final-copy {
    width: 100%;
    justify-content: flex-end;
    padding: 80px var(--gutter) 50px;
  }

  .final-copy h2,
  .final-copy > p {
    color: var(--ink);
    text-shadow: 0 1px 0 color-mix(in oklch, var(--paper) 68%, transparent);
  }

  footer {
    grid-template-columns: 1fr;
    gap: 24px;
    align-items: start;
  }

  footer img {
    width: min(100%, 320px);
  }

  #registrationForm fieldset {
    grid-template-columns: 1fr;
  }

  .full-width {
    grid-column: auto;
  }

  #registrationForm legend span {
    float: none;
    display: block;
    margin-top: 4px;
  }

  .form-actions {
    flex-direction: column-reverse;
  }

  .secondary-button,
  .submit-button {
    width: 100%;
  }
}

@media (max-width: 420px) {
  .brand-lockup {
    width: 132px;
  }

  .lang-button {
    min-width: 44px;
    padding-inline: 6px;
    font-size: 12px;
  }

  .hero-copy {
    padding-inline: 18px;
  }

  .hero h1 {
    font-size: 44px;
  }

  .hero-copy {
    gap: 18px;
    padding-top: 21px;
    padding-bottom: 26px;
  }

  .hero-edition {
    margin-bottom: 10px;
    font-size: 12px;
  }

  .hero-intro {
    font-size: 15px;
  }

  .hero-dates {
    gap: 12px;
  }

  .hero-dates dd {
    font-size: 13px;
  }

  .fee-free,
  .fee-open {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .fee-free p,
  .fee-open p {
    text-align: left;
  }

  .repeat-item {
    grid-template-columns: 28px 1fr;
  }

  .remove-person {
    grid-column: 2;
  }

  .verification-row {
    grid-template-columns: 1fr;
  }
}

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

  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .reveal-block {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-transparency: reduce) {
  .site-nav,
  .dialog-header {
    background: var(--paper);
    backdrop-filter: none;
  }
}