/* Static replay pages — layered on top of /assets/styles.css tokens */
.demo { width: min(100%, 1040px); margin: 0 auto; padding: 24px 28px 96px; }
.demo-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 28px; }
.demo-top .seg { width: auto; display: inline-grid; grid-auto-flow: column; }
.demo-head h1 { font-size: 28px; letter-spacing: -.035em; font-weight: 500; margin: 10px 0 8px; }
.demo-head .lead { max-width: 42rem; font-size: 12px; line-height: 1.8; color: var(--muted); }
.notice { display: grid; grid-template-columns: 18px 1fr; gap: 10px; align-items: start; margin-top: 18px; padding: 12px 14px; border: .5px dashed var(--line3); border-radius: var(--r-md); background: var(--tint); font-size: 11.5px; line-height: 1.75; color: var(--muted); }
.notice strong { color: var(--fg); font-weight: 500; }
.notice svg { margin-top: 3px; color: var(--fg); }
.notice a { border-bottom: .5px solid var(--line3); }
.demo-grid { display: grid; grid-template-columns: 1fr 300px; gap: 24px; margin-top: 28px; align-items: start; }
.chat { background: var(--content-bg); border: .5px solid var(--border); border-radius: var(--r-lg); padding: 18px; min-height: 320px; display: flex; flex-direction: column; gap: 10px; }
.chat-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding-bottom: 12px; border-bottom: .5px solid var(--border); margin-bottom: 6px; }
.msg { display: grid; grid-template-columns: 28px 1fr; gap: 10px; align-items: start; max-width: 88%; animation: msg-in 360ms cubic-bezier(.16,1,.3,1) both; }
.msg--me { margin-left: auto; grid-template-columns: 1fr 28px; }
.msg--me .avatar { order: 2; }
.msg--sys { max-width: 100%; grid-template-columns: 1fr; justify-items: center; }
.avatar { width: 28px; height: 28px; border-radius: 50%; border: .5px solid var(--line3); display: grid; place-items: center; font-size: 10px; letter-spacing: -.02em; color: var(--muted); background: var(--tint); flex: none; }
.msg--me .avatar { background: var(--fill); color: var(--onfill); border-color: var(--fill); }
.bubble { padding: 9px 12px; border: .5px solid var(--border); border-radius: var(--r-md); background: var(--tint); font-size: 12.5px; line-height: 1.8; text-wrap: pretty; }
.msg--me .bubble { background: var(--surface); border-color: color-mix(in oklab, var(--fg) 18%, transparent); }
.msg--sys .bubble { font-size: 10.5px; color: var(--muted); background: transparent; border-style: dashed; padding: 4px 10px; }
.who { font-size: 9px; letter-spacing: .3px; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }
.msg--me .who { text-align: right; }
.typing { display: inline-flex; gap: 3px; padding: 4px 2px; }
.typing i { width: 4px; height: 4px; border-radius: 50%; background: var(--muted); animation: blink 1s infinite; }
.typing i:nth-child(2) { animation-delay: .2s } .typing i:nth-child(3) { animation-delay: .4s }
.controls { display: flex; gap: 8px; flex-wrap: wrap; margin-top: auto; padding-top: 14px; border-top: .5px solid var(--border); align-items: center; }
.controls .meta { margin-left: auto; }
.side .card + .card { margin-top: 12px; }
.side .card h4 { margin-bottom: 8px; }
.side p { font-size: 11.5px; line-height: 1.8; color: var(--muted); }
.side .q { font-size: 12.5px; line-height: 1.8; color: var(--fg); margin-top: 6px; }
.side .fact { font-size: 11px; }
.review { margin-top: 24px; background: var(--content-bg); border: .5px solid var(--border); border-radius: var(--r-lg); padding: 18px; }
.review[hidden] { display: none; }
.review-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 4px; }
.review h3 { font-size: 15px; letter-spacing: -.02em; font-weight: 500; margin: 6px 0 14px; }
.ritem { display: grid; grid-template-columns: 22px 150px 1fr; gap: 12px; padding: 11px 0; border-top: .5px solid var(--border); font-size: 12px; line-height: 1.7; align-items: start; }
.ritem .mark { font-size: 14px; line-height: 20px; text-align: center; }
.ritem .mark[data-m="ok"] { color: var(--fg); } .ritem .mark[data-m="half"], .ritem .mark[data-m="no"] { color: var(--muted); }
.ritem .lbl { color: var(--fg); }
.ritem .note { color: var(--muted); }
.ritem q { color: var(--fg); quotes: "“" "”"; }
.rfoot { margin-top: 16px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.rfoot .box { padding: 12px 14px; border: .5px solid var(--border); border-radius: var(--r-md); background: var(--tint); font-size: 11.5px; line-height: 1.8; }
.rfoot .box .kicker { margin-bottom: 6px; }
.rfoot ul { margin: 0; padding-left: 18px; } .rfoot li { margin: 3px 0; }
.legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: 10.5px; color: var(--muted); margin-top: 10px; }
.demo-foot { margin-top: 36px; padding-top: 16px; border-top: .5px solid var(--border); display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; font-size: 11px; color: var(--muted); }
@keyframes msg-in { from { opacity: 0; transform: translateY(6px) } to { opacity: 1; transform: none } }
@keyframes blink { 0%,80%,100% { opacity: .25 } 40% { opacity: 1 } }
@media (max-width: 860px) {
  .demo { padding: 16px 16px 72px; }
  .demo-grid { grid-template-columns: 1fr; }
  .side { order: -1; }
  .msg { max-width: 100%; }
  .ritem { grid-template-columns: 22px 1fr; } .ritem .note { grid-column: 2; }
  .rfoot { grid-template-columns: 1fr; }
  .demo-head h1 { font-size: 22px; }
}
@media (prefers-reduced-motion: reduce) { .msg { animation: none } .typing i { animation: none } }