/* SLIDE 11 · AI caught up — headline, Brier comparison, timeline */

.slide-11 { flex-direction: column; }

.slide-11 .stage-11 {
  display: flex; flex-direction: column;
  align-items: center;
  max-width: 1200px; width: 100%;
  gap: 4vh;
}

.slide-11 .eyebrow {
  font-family: var(--font-mono);
  font-size: 10px; font-weight: 500;
  letter-spacing: 0.22em;
  color: var(--paper-ghost);
  text-transform: uppercase;
  display: flex; gap: 10px;
  opacity: 0;
}
.slide-11 .eyebrow .sep { opacity: 0.5; }
.slide-11.started .eyebrow { animation: s11-fade 700ms var(--ease-out-quart) 300ms forwards; }

.slide-11 .headline {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-weight: 600;
  font-variation-settings: "opsz" 144, "wght" 600;
  font-size: clamp(2rem, 4.5vw, 3.6rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--paper);
  text-align: center;
  opacity: 0; transform: translateY(10px);
}
.slide-11.started .headline { animation: s11-rise 900ms var(--ease-out-quart) 700ms forwards; }

.slide-11 .score-compare {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: clamp(2vw, 5vw, 6vw);
  width: 100%;
  max-width: 900px;
}

.slide-11 .score {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  opacity: 0; transform: translateY(12px);
  width: 100%;
}

.slide-11.started .score-human { animation: s11-rise 900ms var(--ease-out-quart) 1300ms forwards; }
.slide-11.started .score-ai    { animation: s11-rise 900ms var(--ease-out-quart) 1800ms forwards; }

.slide-11 .score-val {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-weight: 800;
  font-variation-settings: "opsz" 144, "wght" 800;
  font-size: clamp(2.5rem, 6vw, 4.8rem);
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--paper);
  font-feature-settings: "tnum" 1;
}

.slide-11 .score-ai .score-val { color: var(--accent); }

.slide-11 .score-lbl {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--paper-dim);
}

.slide-11 .score-vs {
  font-family: var(--font-display);
  font-weight: 500;
  font-variation-settings: "opsz" 144, "wght" 500;
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  color: var(--paper-dim);
  opacity: 0;
}
.slide-11.started .score-vs { animation: s11-fade 800ms var(--ease-out-quart) 2300ms forwards; }

.slide-11 .verdict {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-weight: 500;
  font-variation-settings: "opsz" 144, "wght" 500;
  font-size: clamp(1.3rem, 2.2vw, 1.8rem);
  font-style: italic;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
  text-align: center;
  opacity: 0; transform: translateY(8px);
}
.slide-11.started .verdict { animation: s11-rise 900ms var(--ease-out-quart) 2500ms forwards; }

/* timeline */
.slide-11 .timeline-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2vh;
  width: 100%;
  margin-top: 3vh;
}

.slide-11 .timeline-label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--paper-ghost);
  text-align: center;
  opacity: 0;
}
.slide-11.started .timeline-label {
  animation: s11-fade 800ms var(--ease-out-quart) 3000ms forwards;
}

.slide-11 .timeline {
  display: flex;
  align-items: stretch;
  justify-content: center;
  width: 100%;
  max-width: 1000px;
}

.slide-11 .tl-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
  width: clamp(130px, 15vw, 180px);
  text-align: center;
  opacity: 0;
  transform: translateY(8px);
}
.slide-11.started .tl-node:nth-of-type(1) { animation: s11-rise 700ms var(--ease-out-quart) 3100ms forwards; }
.slide-11.started .tl-node:nth-of-type(3) { animation: s11-rise 700ms var(--ease-out-quart) 3400ms forwards; }
.slide-11.started .tl-node:nth-of-type(5) { animation: s11-rise 700ms var(--ease-out-quart) 3700ms forwards; }
.slide-11.started .tl-node:nth-of-type(7) { animation: s11-rise 700ms var(--ease-out-quart) 4000ms forwards; }

.slide-11 .tl-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--paper-ghost);
}
.slide-11 .tl-node.highlight .tl-dot {
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
  transform: scale(1.4);
  animation: s11-pulse 2400ms ease-in-out 4700ms infinite;
}

.slide-11 .tl-year {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--paper-dim);
}
.slide-11 .tl-node.highlight .tl-year { color: var(--accent); }

.slide-11 .tl-label {
  font-family: var(--font-body);
  font-size: clamp(11px, 1vw, 13px);
  font-weight: 400;
  line-height: 1.3;
  color: var(--paper-dim);
}
.slide-11 .tl-node.highlight .tl-label { color: var(--paper); font-weight: 500; }

.slide-11 .tl-conn {
  flex: 1 1 auto;
  height: 1px;
  background: var(--paper-dim);
  align-self: flex-start;
  margin-top: 4px;
  min-width: 20px;
  opacity: 0;
  transform: scaleX(0);
  transform-origin: left;
}
.slide-11.started .tl-conn:nth-of-type(2) { animation: s11-line 600ms var(--ease-out-quart) 3250ms forwards; }
.slide-11.started .tl-conn:nth-of-type(4) { animation: s11-line 600ms var(--ease-out-quart) 3550ms forwards; }
.slide-11.started .tl-conn:nth-of-type(6) { animation: s11-line 600ms var(--ease-out-quart) 3850ms forwards; }

@keyframes s11-fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes s11-rise {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes s11-line {
  from { opacity: 0;    transform: scaleX(0); }
  to   { opacity: 0.75; transform: scaleX(1); }
}
@keyframes s11-pulse {
  0%, 100% { box-shadow: 0 0 12px var(--accent); transform: scale(1.4); }
  50%      { box-shadow: 0 0 22px var(--accent); transform: scale(1.52); }
}