:root {
  --bg: #020205;
  --ink: #ffffff;
  --muted: #c9c1cd;
  --line: rgba(255, 255, 255, 0.12);
  --pink: #ef53de;
  --pink-strong: #ff4ce8;
  --violet: #8320ff;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  letter-spacing: 0;
  background: url("./assets/background.png") center right / cover no-repeat fixed;
}

button,
a {
  font: inherit;
}

a {
  color: inherit;
}

.site-shell {
  position: relative;
  min-height: 100vh;
  padding: clamp(28px, 4vw, 64px);
  overflow: hidden;
}

.site-shell::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background:
    radial-gradient(circle at 82% 22%, rgba(255, 76, 232, 0.28), transparent 26%),
    radial-gradient(circle at 64% 52%, rgba(131, 32, 255, 0.22), transparent 30%);
  mix-blend-mode: screen;
}

.hero {
  width: min(100%, 1440px);
  min-height: calc(100vh - clamp(56px, 8vw, 128px));
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: clamp(28px, 4vw, 58px);
}

.brand-block {
  max-width: 620px;
}

.brand {
  margin: 0;
  font-size: clamp(4rem, 8vw, 6.8rem);
  line-height: 0.78;
  font-weight: 950;
  letter-spacing: 0.03em;
  color: #fff;
  text-shadow: 0 0 18px rgba(255, 255, 255, 0.23);
  filter: contrast(1.1);
}

.subtitle {
  margin: 20px 0 0;
  color: var(--pink);
  font-size: clamp(0.9rem, 1.2vw, 1.22rem);
  font-weight: 700;
  letter-spacing: 0.22em;
}

.headline-block {
  max-width: 760px;
}

h1 {
  margin: 0;
  font-size: clamp(3rem, 5.1vw, 4.8rem);
  line-height: 0.96;
  font-weight: 300;
  letter-spacing: 0.18em;
  white-space: nowrap;
  color: #fff;
  text-shadow:
    0 0 10px rgba(255, 255, 255, 0.95),
    0 0 25px rgba(239, 83, 222, 0.75),
    0 0 54px rgba(239, 83, 222, 0.65);
}

.rule-title {
  display: grid;
  grid-template-columns: minmax(44px, 80px) max-content minmax(44px, 1fr);
  align-items: center;
  gap: 24px;
  margin-top: 24px;
  color: var(--pink);
}

.rule-title span {
  height: 1px;
  background: linear-gradient(90deg, var(--pink), rgba(239, 83, 222, 0.1));
}

.rule-title p {
  margin: 0;
  font-size: clamp(0.8rem, 1.5vw, 1.24rem);
  letter-spacing: 0.3em;
  white-space: nowrap;
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.74fr) minmax(360px, 0.96fr);
  align-items: center;
  gap: clamp(32px, 6vw, 104px);
}

.left-column {
  display: flex;
  flex-direction: column;
  gap: clamp(34px, 6vh, 68px);
}

.intro-copy {
  color: #fff;
  font-size: clamp(1.1rem, 1.6vw, 1.55rem);
  line-height: 1.9;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.9);
}

.intro-copy p {
  margin: 0;
}

.news-panel {
  max-width: 640px;
}

.section-kicker {
  margin-bottom: 16px;
}

.section-kicker h2 {
  margin: 0;
  font-size: 1.55rem;
  line-height: 1;
  letter-spacing: 0.12em;
}

.section-kicker span {
  display: block;
  width: 70px;
  height: 2px;
  margin-top: 10px;
  background: var(--pink);
}

.news-list {
  border: 1px solid rgba(239, 83, 222, 0.55);
  border-radius: 7px;
  background: rgba(4, 4, 10, 0.66);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(8px);
}

.news-item {
  display: grid;
  grid-template-columns: 92px 64px 1fr;
  align-items: start;
  gap: 18px;
  min-height: 48px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
}

.news-item:last-child {
  border-bottom: 0;
}

.news-item time,
.news-item p,
.news-label {
  font-size: 0.9rem;
}

.news-item time {
  color: #e6deeb;
}

.news-item p {
  min-width: 0;
  margin: 0;
  color: #fff;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.news-label {
  display: inline-grid;
  place-items: center;
  min-width: 54px;
  height: 20px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #fff;
  line-height: 1;
}

.news-item:first-child .news-label {
  border-color: transparent;
  color: #1b0620;
  font-weight: 700;
  background: linear-gradient(90deg, var(--pink), #c548ff);
}

.more-news {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  width: 100%;
  min-height: 48px;
  margin-top: -1px;
  border: 0;
  color: var(--pink);
  letter-spacing: 0.18em;
  cursor: pointer;
  background: transparent;
}

.more-news:hover {
  color: #fff;
}

.video-panel {
  align-self: center;
  width: min(100%, 650px);
}

.video-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px solid rgba(239, 83, 222, 0.72);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.62);
  box-shadow:
    0 0 0 1px rgba(131, 32, 255, 0.28),
    0 0 34px rgba(239, 83, 222, 0.28),
    0 30px 70px rgba(0, 0, 0, 0.62);
}

.video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-poster {
  position: absolute;
  inset: 0;
  width: 100%;
  border: 0;
  padding: 0;
  color: #fff;
  cursor: pointer;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.02), rgba(0, 0, 0, 0.18)),
    url("./assets/video-poster.png") center / cover no-repeat;
}

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

.site-footer {
  display: flex;
  align-items: end;
  justify-content: space-between;
  width: min(100%, 1440px);
  gap: 28px;
  margin-top: -30px;
  color: var(--muted);
}

.site-footer p {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
}

.social-links {
  display: flex;
  align-items: center;
  gap: 22px;
}

.social-links span {
  padding-right: 10px;
  border-right: 1px solid rgba(255, 255, 255, 0.26);
  color: #fff;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
}

.social-links a {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  color: #fff;
  transition: color 160ms ease, transform 160ms ease;
}

.social-links a:hover {
  color: var(--pink);
  transform: translateY(-2px);
}

.social-links svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

@media (max-width: 980px) {
  body {
    background: url("./assets/background.png") center top / cover no-repeat fixed;
  }

  .site-shell {
    padding: 28px 20px 24px;
  }

  .hero {
    min-height: auto;
  }

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

  .video-panel {
    order: -1;
  }

  h1 {
    font-size: clamp(2.6rem, 12vw, 4.8rem);
    letter-spacing: 0.16em;
    white-space: normal;
  }

  .rule-title {
    grid-template-columns: 44px 1fr;
  }

  .rule-title span:last-child {
    display: none;
  }

  .rule-title p {
    white-space: normal;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column-reverse;
    margin-top: 42px;
  }
}

@media (max-width: 640px) {
  .brand {
    font-size: clamp(3.1rem, 18vw, 4.3rem);
  }

  .subtitle {
    letter-spacing: 0.16em;
  }

  h1 {
    overflow-wrap: anywhere;
  }

  .news-item {
    grid-template-columns: 88px 58px;
    gap: 8px 12px;
    padding: 14px 16px;
  }

  .news-item p {
    grid-column: 1 / -1;
    white-space: normal;
    line-height: 1.5;
  }

  .social-links {
    gap: 14px;
  }
}