/* STORY / 将九部案件各自的封面视觉延伸至消息、决策和结局复盘。
   仅改动视觉层，不区分“正确/错误”选择，不透露剧情答案。 */
:is(.game-case--s01, .result-case--s01) { --story-accent: #BD7358; --story-soft: #FFF0E6; --story-highlight: #F4B583; }
:is(.game-case--s02, .result-case--s02) { --story-accent: #397F73; --story-soft: #EAF6F0; --story-highlight: #89C8B2; }
:is(.game-case--s03, .result-case--s03) { --story-accent: #7D639F; --story-soft: #F5EDFA; --story-highlight: #B8A2DA; }
:is(.game-case--s04, .result-case--s04) { --story-accent: #B57559; --story-soft: #FFF0E4; --story-highlight: #E0AE86; }
:is(.game-case--s05, .result-case--s05) { --story-accent: #4A809C; --story-soft: #EDF5F9; --story-highlight: #A3CBDE; }
:is(.game-case--s06, .result-case--s06) { --story-accent: #477579; --story-soft: #EDF6F4; --story-highlight: #9EBFBC; }
:is(.game-case--s07, .result-case--s07) { --story-accent: #7455A4; --story-soft: #F2EDFA; --story-highlight: #BDA9EA; }
:is(.game-case--s08, .result-case--s08) { --story-accent: #B07F4F; --story-soft: #FFF5E5; --story-highlight: #E8C494; }
:is(.game-case--s09, .result-case--s09) { --story-accent: #A86183; --story-soft: #FBEFF4; --story-highlight: #E4B0C5; }
.game--chat[class*="game-case--"] {
  background: radial-gradient(ellipse at 88% 8%, var(--story-soft), transparent 56%), #EDF0EB;
}
.game--chat .chat-window {
  border-color: color-mix(in srgb, var(--story-accent) 23%, #D9E2DA);
  box-shadow: 0 12px 29px rgba(27,46,40,.095);
}
.game--chat .chat-header {
  padding: 10px 12px;
  min-height: 69px;
  background: linear-gradient(115deg, #FFFEFA 56%, var(--story-soft));
  border-bottom: 1px solid color-mix(in srgb, var(--story-accent) 20%, #E5E9E0);
}
.game--chat .chat-identity {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-width: 0;
}
.game--chat .chat-identity-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
  max-width: 100%;
  align-items: flex-start;
}
.game--chat .chat-case-cover {
  display: block;
  width: 34px; height: 46px;
  flex: 0 0 34px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid rgba(40,56,50,.16);
  box-shadow: 0 2px 7px rgba(32,42,48,.13);
  background: #35464C;
}
.game--chat .chat-identity-kicker {
  color: var(--story-accent);
  font-size: 9px;
  letter-spacing: .035em;
}
.game--chat .chat-name { color: #253B37; font-size: 15px; }
.game--chat .chat-context {
  position: relative;
  background: #FFFEFB;
  border-bottom: 1px solid #E6EAE5;
  padding: 9px 15px;
}
.game--chat .chat-context::after {
  content: "";
  position: absolute;
  height: 2px;
  bottom: -1px;
  left: 0;
  width: 100%;
  background: linear-gradient(90deg, var(--story-accent), transparent 88%);
  opacity: .45;
  pointer-events: none;
}
.game--chat .chat-chapter { color: var(--story-accent); }
.game--chat .chat-step { color: #71857C; }
.game--chat .chat-back,
.game--chat .chat-menu {
  flex: 0 0 38px;
  width: 38px; height: 42px;
  border-radius: 12px;
  color: #2E5047;
}
.game--chat .game-story {
  background: linear-gradient(160deg, rgba(255,255,255,.42), transparent 64%);
  padding-bottom: 14px;
}
.game--chat .log-narr { border-left-color: var(--story-accent); }
.game--chat .decision-dock {
  border-radius: 23px;
  scrollbar-color: var(--story-highlight) transparent;
}
.game--chat .decision-card {
  border-color: color-mix(in srgb, var(--story-accent) 22%, #E2E8DD);
  box-shadow: 0 10px 23px rgba(20,52,45,.12);
}
.game--chat .decision-eyebrow { color: var(--story-accent); }
.game--chat .decision-dot { background: var(--story-accent); box-shadow: 0 0 0 3px var(--story-soft); }
.game--chat .choice { min-height: 48px; }
.game--chat .choice:focus-visible,
.game--chat .continue-cue:focus-visible,
.game--chat .chat-back:focus-visible,
.game--chat .chat-menu:focus-visible {
  outline: 3px solid var(--story-accent);
  outline-offset: 2px;
}
.game--chat .continue-cue {
  background: #285A4B;
  border-color: #285A4B;
  min-width: 83px;
  justify-content: center;
}
.game--chat .continue-cue:hover { background: #1E493B; }
.result[class*="result-case--"] { background: #F8F7F1; }
.result .result-topline {
  gap: 9px;
  min-height: 38px;
}
.result-case-cover {
  display: block;
  flex: 0 0 29px;
  width: 29px; height: 38px;
  object-fit: cover;
  border-radius: 5px;
  background: #2E4146;
  border: 1px solid #DDE4DC;
}
.result-bar-title { white-space: nowrap; color: #2C4D41; font-size: 13px; }
.result .result-topline > span { max-width: none; }
.result .result-hero {
  border-bottom: 2px solid var(--story-highlight);
  background: radial-gradient(circle at 50% 0%, var(--story-soft), #FAF6EB 75%);
}
.result .result-ending-tag { color: var(--story-accent); }
.result .result-section-kicker { color: var(--story-accent); }
@media (max-height: 710px) {
  .game--chat .chat-window { margin: 7px 9px 6px; }
  .game--chat .chat-header { min-height: 58px; padding: 6px 9px; }
  .game--chat .chat-case-cover { width: 28px; height: 38px; flex-basis: 28px; }
  .game--chat .chat-context { padding: 6px 12px; }
  .game--chat .decision-dock { max-height: min(51dvh, 355px); margin-bottom: calc(5px + var(--sab)); }
}
@media (max-width: 340px) {
  .game--chat .chat-header { gap: 6px; }
  .game--chat .chat-identity { gap: 6px; }
  .game--chat .chat-case-cover { width: 26px; height: 35px; flex-basis: 26px; }
  .game--chat .chat-identity-kicker { display: block; font-size: 8px; }
  .game--chat .chat-name { font-size: 13px; }
  .game--chat .chat-back, .game--chat .chat-menu { flex-basis: 33px; width: 33px; }
  .game--chat .decision-card { padding: 10px; }
}
@media (prefers-reduced-motion: reduce) {
  .game--chat .log-row,
  .game--chat .choice { animation: none; transition: none; }
}