.landing {
  min-height: 100vh;
  overflow: hidden;
  color: #fff;
  background: #121212;
  font-family: var(--font-family);
}

.landing .content,
.section-heading__inner {
  width: min(calc(100% - 48px), 992px);
  margin-inline: auto;
}

.section-nav {
  display: flex;
  flex-wrap: wrap;
  width: min(calc(100% - 48px), 992px);
  gap: 8px 32px;
  margin-inline: auto;
  padding-block: 16px;
  border-bottom: 1px solid #555;
}

.section-nav a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  font-size: 17px;
  font-weight: 700;
  text-decoration-thickness: 1px;
}

.section-nav a:hover {
  color: #fec23d;
}

.hero {
  padding-bottom: clamp(48px, 6vw, 80px);
}

.hero__inner {
  padding-top: clamp(32px, 5vw, 64px);
}

.hero h2 {
  margin: 0;
  font-size: clamp(32px, 4.3vw, 56px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

.countdown {
  display: flex;
  align-items: baseline;
  justify-content: flex-start;
  gap: 48px;
  margin-top: 28px;
}

.countdown__unit {
  display: inline-flex;
  align-items: baseline;
  gap: 16px;
}

.countdown__unit strong {
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-size: 64px;
  font-weight: 700;
  line-height: 1.2;
}

.countdown__unit span {
  color: #fff;
  font-size: 20px;
  line-height: 1;
}

.countdown__unit--days strong {
  color: #d91114;
}

.countdown__unit--hours strong {
  color: #ee320c;
}

.countdown__unit--minutes strong {
  color: #f26e23;
}

.countdown__unit--seconds strong {
  color: #fec23d;
}

.event-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, max-content));
  gap: 28px 48px;
  width: max-content;
  max-width: min(calc(100% - 48px), 992px);
  margin: 48px auto 0;
}

@media (min-width: 1280px) {
  .event-facts {
    max-width: calc(100% - clamp(48px, 8vw, 192px));
    grid-template-columns: repeat(3, minmax(0, max-content));
  }

  .event-facts__participants {
    grid-column: 3;
    grid-row: 1;
  }

  .event-facts__team-size {
    grid-column: 3;
    grid-row: 2;
  }
}

.event-facts div {
  position: relative;
  min-width: 0;
  padding: 16px 24px 0 0;
  border-top: 1px solid #555;
}

.event-facts a {
  color: inherit;
  text-decoration: none;
  cursor: pointer;
}

.event-facts a::after {
  position: absolute;
  inset: 0;
  content: "";
}

.event-facts a:focus-visible {
  outline: none;
}

.event-facts a:focus-visible::after {
  outline: 3px solid #fec23d;
  outline-offset: 4px;
}

.event-facts div:has(a:hover),
.event-facts div:has(a:focus-visible) {
  border-color: #fff;
}

.event-facts dt {
  margin: 0 0 8px;
  color: #c9c9c9;
  font-size: 17px;
  line-height: 1.45;
}

.event-facts dd {
  margin: 0;
  font-size: clamp(23px, 2.6vw, 30px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.section-heading {
  position: relative;
  min-height: 80px;
}

.section-heading__stripes {
  opacity: var(--stripe-opacity, 0.8);
}

.section-heading__inner {
  position: relative;
  display: flex;
  min-height: inherit;
  align-items: center;
  padding-block: 4px;
}

.section-heading h2 {
  letter-spacing: -0.03em;
  scroll-margin-top: 24px;
  margin: 0;
  color: #fff;
  font-size: 60px;
  font-weight: 700;
  line-height: 1.2;
  text-wrap: balance;
}

.section-heading--about {
  --stripe-opacity: 0.7;
  --stripe-1: #bef0ff;
  --stripe-2: #6dd7fd;
  --stripe-3: #0093cb;
  --stripe-4: #005acd;
}

.section-heading--sponsors {
  --stripe-opacity: 0.6;
  --stripe-1: #d0ded8;
  --stripe-2: #85aa9b;
  --stripe-3: #588b76;
  --stripe-4: #18392b;
}

.section-heading--schedule {
  --stripe-opacity: 0.7;
  --stripe-1: #fdb2e7;
  --stripe-2: #fb93d7;
  --stripe-3: #ee61bd;
  --stripe-4: #f24ab8;
}

.section-heading--faqs,
.faqs__body {
  --stripe-1: #ae8bd8;
  --stripe-2: #9d72b3;
  --stripe-3: #5a2675;
  --stripe-4: #391053;
}

.about__body {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 48px;
  padding-block: clamp(40px, 6vw, 72px);
}

.about__body p {
  margin: 0;
  font-size: clamp(21px, 2.2vw, 27px);
  line-height: 1.5;
  hyphens: auto;
}

.about__body strong {
  color: #6dd7fd;
}

.sponsors__body {
  padding-block: clamp(40px, 6vw, 72px);
}

.sponsors__intro {
  margin: 0;
  font-size: clamp(23px, 2.6vw, 30px);
  line-height: 1.4;
  text-wrap: pretty;
}

.sponsors__intro strong {
  color: #85aa9b;
}

.sponsor-tiers {
  display: grid;
  margin-top: 40px;
}

.sponsor-tiers section {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr);
  gap: 24px;
  padding-block: 28px;
  border-top: 1px solid #555;
}

.sponsor-tiers h3 {
  margin: 0;
  font-size: 23px;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.sponsor-logos {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}

.sponsor-logo {
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  text-decoration: none;
}

.sponsor-logo img,
.sponsor-placeholder__mark {
  display: block;
  width: 100%;
  max-width: 200px;
  height: 60px;
  object-fit: contain;
  object-position: left center;
}

.sponsor-logo span {
  font-size: 15px;
  line-height: 1.4;
  color: #c9c9c9;
}

.sponsor-logo:is(:hover, :focus-visible, :active) span {
  color: #fff;
  text-decoration: underline;
}

.logo--hrt img {
  width: 103px;
}

.sponsor-placeholder {
  padding: 0;
  border: 0;
  background: transparent;
  text-align: inherit;
  text-underline-offset: 0.2em;
  cursor: pointer;
}

.sponsor-placeholder__mark {
  overflow: visible;
  fill: #c9c9c9;
  font-size: 48px;
  font-weight: 700;
  letter-spacing: 6px;
  filter: blur(6px);
}

.logo--compsoc img {
  filter: grayscale(1);
}

.faqs__body {
  --faq-accent: var(--stripe-1);
  --faq-station-size: 32px;
  --faq-track-width: 5px;
  --faq-label-gap: 16px;
  padding-block: clamp(32px, 5vw, 64px);
}

.faq {
  margin: 0;
  padding-block: 24px;
  border-bottom: 1px solid #555;
}

.faq summary {
  position: relative;
  display: grid;
  grid-template-columns: var(--faq-station-size) minmax(0, 1fr);
  column-gap: var(--faq-label-gap);
  align-items: center;
  min-height: 44px;
  padding: 0;
  letter-spacing: -0.02em;
  text-wrap: balance;
  cursor: pointer;
  color: #c9c9c9;
  font-size: 30px;
  font-weight: 700;
  line-height: 1.2;
  list-style: none;
}

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

.faq summary:hover {
  color: #fff;
}

.faq summary:focus-visible {
  outline-color: #fff;
}

.faq__station-wrap {
  position: relative;
  display: grid;
  align-self: stretch;
  place-items: center;
}

.faq__station {
  position: relative;
  width: var(--faq-station-size);
  height: var(--faq-station-size);
  border-radius: 50%;
  background: radial-gradient(closest-side, #121212 70%, transparent 71%);
  color: #c9c9c9;
}

.faq summary:is(:hover, :focus-visible) .faq__station {
  color: #fff;
}

.faq[open] summary,
.faq[open] summary .faq__station {
  color: var(--faq-accent);
}

.faq[open] summary:focus-visible {
  outline-color: var(--faq-accent);
}

.faq .faq__lead,
.faq .faq__railway {
  inset: 0 auto 0 calc((var(--faq-station-size) - var(--faq-track-width)) / 2);
  width: var(--faq-track-width);
}

.faq .faq__lead {
  display: none;
  top: 50%;
  height: calc(50% + 1px);
}

.faq[open] .faq__lead {
  display: block;
}

.faq__answer {
  position: relative;
  padding-top: 16px;
  padding-left: calc(var(--faq-station-size) + var(--faq-label-gap));
}

.faq .faq__railway {
  border-radius: 0 0 calc(var(--faq-track-width) / 2) calc(var(--faq-track-width) / 2);
}

.faq__copy p {
  max-width: 64ch;
  margin: 0;
  font-size: 20px;
  line-height: 1.65;
  color: #fff;
}

.faq__copy a:hover {
  color: var(--faq-accent);
}

.credits {
  border-top: 1px solid #555;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: 48px 24px;
}

.credits__people {
  display: flex;
  align-items: center;
  gap: 32px;
}

.credits__people a {
  text-decoration: none;
  white-space: nowrap;
}

.credits__role {
  color: #c9c9c9;
  font-size: 0.85em;
}

.credits__people a:hover {
  text-decoration: underline;
}

.credits h2,
.credits p,
.credits nav {
  margin: 0;
}

.credits h2 {
  font-size: 24px;
  line-height: 1.2;
}

.credits p {
  font-size: 20px;
  line-height: 1.5;
}

.credits nav {
  display: flex;
  flex-wrap: nowrap;
  justify-content: flex-end;
  gap: 8px 18px;
  font-size: 20px;
  white-space: nowrap;
}

@media (max-width: 900px) {
  .landing {
    min-height: 0;
  }

  .landing .content,
  .section-heading__inner {
    width: min(calc(100% - 32px), 680px);
  }

  .section-nav {
    width: min(calc(100% - 32px), 680px);
    gap: 0 24px;
    padding-block: 12px;
  }

  .hero__inner {
    padding-top: 32px;
  }

  .countdown {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin-top: 24px;
  }

  .countdown__unit {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .countdown__unit strong {
    min-width: 0;
    font-size: clamp(36px, 7vw, 52px);
  }

  .countdown__unit span {
    font-size: 15px;
  }

  .event-facts {
    gap: 24px;
    max-width: min(calc(100% - 32px), 680px);
    margin-top: 32px;
  }

  .section-heading {
    min-height: 64px;
  }

  .section-heading h2 {
    font-size: clamp(2rem, 6vw, 2.75rem);
  }

  .about__body {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .sponsor-tiers section {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .sponsor-logos {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px 24px;
  }

  .faqs__body {
    --faq-station-size: 26px;
    --faq-track-width: 4px;
    --faq-label-gap: 12px;
    padding-block: 34px 54px;
  }

  .faq summary {
    font-size: 24px;
  }

  .faq__answer {
    padding-top: 14px;
  }

  .faq__copy p {
    font-size: 17px;
  }

  .credits {
    container-type: inline-size;
    height: auto;
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
    padding: 42px 16px;
  }

  .credits__people {
    gap: 12px;
    min-width: 0;
    font-size: clamp(14px, 4.5cqi, 20px);
  }

  .credits nav {
    align-self: stretch;
    justify-content: center;
    padding-top: 0;
    gap: clamp(8px, 2cqi, 18px);
    font-size: clamp(12px, 4cqi, 20px);
  }

  .credits h2 {
    flex-shrink: 0;
    font-size: 1.2em;
  }

  .credits p {
    font-size: 1em;
  }
}

@media (max-width: 650px) {
  .about__body p {
    font-size: clamp(18px, calc(1.2vw + 13.2px), 21px);
  }

  .sponsors__intro {
    font-size: clamp(20px, calc(1.2vw + 15.2px), 23px);
  }

  .sponsor-logos {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .sponsor-logo {
    grid-column: span 2;
    align-items: center;
    text-align: center;
  }

  .sponsor-logo:last-child:nth-child(odd) {
    grid-column: 2 / span 2;
  }

  .sponsor-logo img,
  .sponsor-placeholder__mark {
    max-width: min(90%, 180px);
    height: 54px;
    object-position: center;
  }
}

@media (max-width: 480px) {
  .event-facts {
    column-gap: 20px;
  }

  .event-facts div {
    padding-right: 8px;
  }
}

@media (max-width: 430px) {
  .section-nav {
    gap: 0 20px;
  }
}

@media (width < 360px) {
  .event-facts {
    grid-template-columns: 1fr;
  }

  .countdown {
    grid-template-columns: repeat(4, max-content);
    justify-content: center;
  }

  .countdown__unit {
    align-items: center;
  }
}

.itinerary-link {
  margin-block: 0;
  padding-bottom: 40px;
  font-size: 17px;
  text-align: left;
}

.itinerary-link a {
  color: #fff;
  text-underline-offset: 4px;
}

.itinerary-link a:is(:hover, :focus-visible) {
  color: #fb93d7;
}

@media (min-width: 1001px) {
  .itinerary-link {
    padding-top: 36px;
  }
}