* {
  box-sizing: border-box;
}

html {
  background: #000;
  color-scheme: dark;
  font-family: -apple-system, BlinkMacSystemFont, Helvetica, Arial, sans-serif;
}

body {
  margin: 0;
  background: #000;
  color: #fff;
  font-size: 16px;
  line-height: 1.25;
}

a {
  color: inherit;
}

.hero,
main {
  width: min(100% - 48px, 560px);
  margin-inline: auto;
}

.hero {
  min-height: 600px;
  padding-top: 38px;
  text-align: center;
}

.hero-title {
  position: relative;
  width: 80%;
  aspect-ratio: 360 / 230;
  margin-inline: auto;
}

.hero-logo {
  position: absolute;
  z-index: 3;

  width: 100%;
  height: auto;

  left: 0;
  top: 0;
}

.hero-globe {
  position: absolute;
  z-index: 1;

  width: 50%;

  right: 0;
  top: 4%;

  transform: rotate(-8deg);
}

.hero-accessory {
  position: absolute;
  z-index: 2;

  width: 30%;

  left: -20%;
  bottom: -5%;

  transform: rotate(-15deg);
}

h1 {
  position: relative;
  z-index: 2;
  margin: 0;
  font-size: clamp(3rem, 13vw, 4.25rem);
  line-height: .98;
  letter-spacing: -.04em;
}

.region {
  position: absolute;
  z-index: 3;
  right: -45px;
  bottom: -43px;
  transform: rotate(-5deg);
}

.region span {
  display: block;
  padding: 7px 12px 5px;
  border-radius: 10px;
  background: #ffea00;
  color: #000;
  font: 700 1.75rem/1.05 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.register {
  display: block;
  width: 105px;
  margin: 96px auto 6px;
  padding: 7px 12px;
  border-radius: 999px;
  background: #0a84ff;
  text-decoration: none;
}

.register:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 4px;
}

.dates {
  margin: 0;
  font-size: .85rem;
}

.hero-art {
  position: relative;
  height: 225px;
  overflow: hidden;
}

section {
  position: relative;
  margin-bottom: 36px;
}

h2 {
  margin: 0 0 3px;
  font-size: 1.55rem;
  line-height: 1.05;
}

h3 {
  margin: 0;
  font-size: 1rem;
}

p {
  margin: 0 0 18px;
}

mark {
  padding: 0;
  background: transparent;
  color: #fff;
  text-decoration: underline;
  text-decoration-color: #d8d338;
  text-decoration-thickness: 2px;
}

ul {
  margin-top: -12px;
}

.section-art {
  position: absolute;
  right: 0;
}

.who-graduation {
  rotate: 10deg;
}

.timeline {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.timeline li {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 8px;
  align-items: start;
  margin-bottom: 25px;
}

.timeline img {
  width: 64px;
  height: 64px;
  object-fit: contain;
}

.timeline p,
.cities p {
  margin: 0;
}

.cities > a {
  text-decoration: none;
}

.cities {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 10px;
  margin-top: 10px;
}

.cities article {
  min-width: 0;
}

.cities-scroll {
  display: flex;
  flex-wrap: nowrap;
  gap: 10px;
  margin-top: 10px;

  overflow-x: auto;
  width: 100%;

  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* Older Edge/IE */
}

.cities-scroll::-webkit-scrollbar {
  display: none; /* Safari + Chrome */
}

.cities-scroll > * {
  flex: 0 0 auto;
}

.cities-scroll p {
  margin: 0;
}

.cities-scroll > a {
  text-decoration: none;
}

.cities-scroll article {
  min-width: 200px;
}

.city-image {
  display: grid;
  place-items: center;
  min-height: 128px;
  padding: 8px;
  border-radius: 13px;
  background: #292929;
}

.city-image img {
  display: block;
  max-width: 100%;
  height: 110px;
  object-fit: contain;
}

.cities h3 {
  margin-top: 5px;
}

.who-content {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.who-text {
  flex: 1;
}

.who-art {
  flex: 0 0 30%;
}

.who-art img {
  display: block;
  width: 100%;
  height: auto;
}

@media (max-width: 430px) {
  .hero,
  main {
    width: min(100% - 32px, 560px);
  }

  .hero {
    min-height: 565px;
  }

  h1 {
    font-size: clamp(2.7rem, 13vw, 3.6rem);
  }

  .region {
    right: -20px;
  }

  .region span {
    font-size: 1.35rem;
  }
}

@media (min-width: 720px) {
  .hero,
  main {
    width: min(100% - 64px, 720px);
  }

  .cities {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 600px) {
  .who-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .who-art {
    width: 40%;
    align-self: center;
  }
}

/* footer */
footer {
  padding-top: 80px;
  padding-bottom: 80px;
  width: 100%;
  align-items: center;
}