/* 黑场先落下，再让已发生的重大变化浮现。无音效、闪烁或强制等待。 */
.arena-cinematic {
  --cinema-accent: #b78384;
  --cinema-glow: #64343e;
  position: fixed;
  inset: 0;
  width: 100%;
  max-width: none;
  height: 100%;
  height: 100dvh;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  color: #e9e7e1;
  background: #05090b;
  overflow: auto;
  overscroll-behavior: contain;
  cursor: pointer;
  animation: cinemaEnter .65s ease both;
}
.arena-cinematic::backdrop { background: #05090bf5; animation: cinemaEnter .65s ease both; }
.arena-cinematic.is-positive { --cinema-accent: #98c5b3; --cinema-glow: #325b50; }
.arena-cinematic.is-crash { --cinema-accent: #c48e90; --cinema-glow: #6a303b; }
.arena-cinema-atmosphere { position: fixed; inset: 0; overflow: hidden; pointer-events: none; }
.arena-cinema-halo {
  position: absolute;
  inset: -25%;
  background: radial-gradient(ellipse at 50% 55%, var(--cinema-glow), transparent 58%);
  opacity: .45;
  animation: cinemaBreathe 9s ease-out both;
}
.arena-cinema-atmosphere svg { width: 100%; height: 100%; fill: none; stroke: var(--cinema-accent); stroke-width: .65; opacity: .16; animation: cinemaTide 9s ease-out both; }
.arena-cinema-atmosphere path:nth-child(2) { opacity: .55; }
.arena-cinema-atmosphere path:nth-child(3) { opacity: .3; }
.arena-cinema-scene {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: min(760px, 100%);
  min-height: 100%;
  box-sizing: border-box;
  margin: 0 auto;
  padding: max(44px, env(safe-area-inset-top)) 32px max(32px, env(safe-area-inset-bottom));
  text-align: center;
}
.arena-cinema-time { margin: 0 0 46px; font-size: 12px; letter-spacing: .18em; color: #9ea9a9; animation: cinemaReveal .9s .5s both; }
.arena-cinema-time span { color: #748281; }
.arena-cinema-eyebrow { margin: 0 0 18px; color: var(--cinema-accent); font-size: 12px; letter-spacing: .28em; animation: cinemaReveal .9s .8s both; }
.arena-cinema-scene h2 { margin: 0; color: #eeeae0; font-family: "Noto Serif SC", "Songti SC", SimSun, serif; font-weight: 400; font-size: clamp(32px, 5.5vw, 54px); line-height: 1.45; letter-spacing: .12em; animation: cinemaReveal 1.15s 1s both; }
.arena-cinema-body { max-width: 540px; margin: 24px 0 0; color: #b9c2be; font-size: 15px; line-height: 1.95; animation: cinemaReveal 1s 1.2s both; }
.arena-cinema-facts { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 24px; list-style: none; padding: 20px 0; margin: 30px 0 0; border-top: 1px solid #ffffff12; border-bottom: 1px solid #ffffff12; color: #dedfd6; font-size: 14px; font-variant-numeric: tabular-nums; animation: cinemaReveal .9s 1.4s both; }
.arena-cinema-source { margin: 12px 0 36px; color: #929f99; font-size: 11px; line-height: 1.7; animation: cinemaReveal .9s 1.5s both; }
.arena-cinema-return { display: inline-flex; align-items: center; gap: 24px; padding: 12px 2px; border: 0; border-bottom: 1px solid var(--cinema-accent); border-radius: 0; background: transparent; color: #dddcd2; font: inherit; font-size: 14px; cursor: pointer; animation: cinemaReveal .8s 1.7s both; transition: color .25s ease; }
.arena-cinema-return span { color: var(--cinema-accent); transition: transform .25s ease; }
.arena-cinema-return:hover { color: var(--cinema-accent); }
.arena-cinema-return:hover span { transform: translate(2px, -2px); }
.arena-cinema-return:focus-visible { outline: 1px solid var(--cinema-accent); outline-offset: 8px; }
.arena-cinema-hint { margin: 20px 0 0; color: #8a9692; font-size: 11px; line-height: 1.8; animation: cinemaReveal .8s 1.8s both; }
.arena-cinematic.is-leaving, .arena-cinematic.is-leaving::backdrop { animation: cinemaExit .42s ease both; }
@keyframes cinemaEnter { from { opacity: 0; } to { opacity: 1; } }
@keyframes cinemaExit { from { opacity: 1; } to { opacity: 0; } }
@keyframes cinemaReveal { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }
@keyframes cinemaBreathe { from { opacity: 0; transform: scale(.85); } to { opacity: .45; transform: scale(1.15); } }
@keyframes cinemaTide { from { opacity: 0; transform: translateY(30px); } to { opacity: .16; transform: translateY(0); } }
@media (max-width: 600px) {
  .arena-cinema-scene { padding-left: 24px; padding-right: 24px; }
  .arena-cinema-time { margin-bottom: 34px; }
  .arena-cinema-scene h2 { letter-spacing: .06em; }
  .arena-cinema-body { font-size: 14px; }
  .arena-cinema-facts { flex-direction: column; gap: 10px; width: 100%; margin-top: 24px; }
}
@media (prefers-reduced-motion: reduce) {
  .arena-cinematic, .arena-cinematic::backdrop, .arena-cinematic * { animation: none !important; transition: none !important; }
}