.dopamine-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  width: 100%;
  height: 260px;
  min-height: 260px;
  margin: 0 auto 28px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-align: left;
  background:
    linear-gradient(180deg, rgba(2, 7, 12, .18), transparent 32%, transparent 72%, rgba(2, 7, 12, .16)),
    url('./stbn.webp?v=20260801') center / cover no-repeat;
  border: 1px solid rgba(134, 225, 243, .30);
  border-radius: 18px;
  box-shadow: 0 22px 42px rgba(3, 14, 24, .34);
}

.dopamine-hero::before {
  content: none;
}

.dopamine-hero .back-link {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 16px;
  color: #fff;
  background: rgba(3, 14, 24, .34);
  border: 1px solid rgba(255,255,255,.26);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 900;
  text-decoration: none;
  backdrop-filter: blur(8px);
}

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

.dopamine-date {
  align-self: flex-end;
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  margin: 0;
  padding: 0 14px;
  color: #fff;
  background: rgba(3, 10, 18, .54);
  border: 1px solid rgba(255,255,255,.32);
  border-radius: 999px;
  box-shadow: 0 7px 18px rgba(0,0,0,.28);
  font-size: 14px;
  font-weight: 950;
  letter-spacing: .10em;
  text-shadow: 0 1px 5px rgba(0,0,0,.9);
  backdrop-filter: blur(6px);
}

.overview-list { margin: 0; }
.overview-list > div {
  display: grid;
  grid-template-columns: minmax(100px, 150px) 1fr;
  gap: 18px;
  padding: 15px 0;
  border-bottom: 1px solid rgba(24, 33, 40, .12);
}
.overview-list > div:first-child { padding-top: 0; }
.overview-list > div:last-child { padding-bottom: 0; border-bottom: 0; }
.overview-list dt { color: #56636e; font-size: 14px; font-weight: 850; }
.overview-list dd { margin: 0; color: #111820; font-size: 16px; font-weight: 850; }

.rules-block {
  margin-top: 24px;
  padding-top: 22px;
  border-top: 1px solid rgba(24, 33, 40, .12);
}

.rules-block h2 {
  margin: 0 0 14px;
  color: #111820;
  font-size: 20px;
  font-weight: 950;
}

.rule-list {
  margin: 0;
  padding-left: 1.35em;
  color: #1f2a33;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.85;
}

.rule-list li + li { margin-top: 7px; }

.prize-text {
  margin: 20px 0 0;
  color: #1f2a33;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.8;
}

.organizer-text {
  margin: 4px 0 0;
  color: #1f2a33;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.8;
}

.organizer-text a {
  color: #087b91;
  text-decoration: underline;
  text-decoration-color: rgba(8, 123, 145, 0.35);
  text-underline-offset: 3px;
}

.organizer-text a:hover {
  color: #8e2638;
  text-decoration-color: currentColor;
}

.result-body p {
  margin: 0 0 18px;
  color: #27333d;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.8;
}

.winner-panel {
  margin: 0 0 24px;
  padding: 0 0 22px;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(31, 42, 51, .14);
  border-radius: 0;
  box-shadow: none;
}

.winner-panel .winner-label {
  margin: 0 0 5px;
  color: #7a858d;
  font-size: 11px;
  font-weight: 850;
  letter-spacing: .14em;
}

.winner-panel h2 {
  margin: 0;
  color: #17232c;
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 900;
  letter-spacing: -.015em;
}

.winner-x-link {
  display: inline-block;
  margin-top: 13px;
  padding-bottom: 3px;
  color: #087b91;
  border-bottom: 1px solid rgba(8,123,145,.32);
  font-size: 14px;
  font-weight: 850;
  text-decoration: none;
  transition: color .18s ease, border-color .18s ease;
}

.winner-x-link:hover {
  color: #8e2638;
  border-color: currentColor;
}

.result-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  color: #fff;
  background: #174f61;
  border: 1px solid #174f61;
  border-radius: 8px;
  box-shadow: 0 5px 13px rgba(3, 14, 24, .14);
  font-size: 14px;
  font-weight: 900;
  text-decoration: none;
  transition: transform .18s ease, box-shadow .18s ease;
}

.result-link:hover {
  transform: translateY(-1px);
  background: #123f4d;
  box-shadow: 0 8px 18px rgba(3, 14, 24, .18);
}

.flyer-body {
  display: flex;
  justify-content: center;
}

.flyer-link {
  display: block;
  width: min(100%, 960px);
  overflow: hidden;
  border: 1px solid rgba(24, 33, 40, .14);
  border-radius: 14px;
  box-shadow: 0 14px 30px rgba(3, 14, 24, .18);
  transition: transform .2s ease, box-shadow .2s ease;
}

.flyer-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 19px 38px rgba(3, 14, 24, .25);
}

.flyer-image {
  display: block;
  width: 100%;
  height: auto;
}

@media (max-width: 640px) {
  .dopamine-hero {
    height: 300px;
    min-height: 300px;
    padding: 1rem;
    border-radius: 14px;
  }
  .dopamine-hero .back-link { min-height: 32px; padding: 0 12px; font-size: 11px; }
  .dopamine-date { min-height: 30px; padding: 0 10px; font-size: 11px; }
  .overview-list > div { grid-template-columns: 1fr; gap: 5px; }
  .winner-panel { padding: 20px 18px; }
  .flyer-link { border-radius: 10px; }
}

@media (min-width: 641px) and (max-width: 900px) {
  .dopamine-hero {
    height: 280px;
    min-height: 280px;
    padding: 1.55rem;
  }
}