:root {
  --ink: #05070b;
  --fog: #8b95a7;
  --mist: #c2cad8;
  --paper: #eef2f8;
  --line: rgba(238, 242, 248, 0.1);
  --line-strong: rgba(238, 242, 248, 0.22);
  --signal: #6ad4bf;
  --signal-dim: rgba(106, 212, 191, 0.28);
  --shell: rgba(10, 14, 20, 0.6);
  --danger: #e07a7a;
  --font-sans: "Sora", system-ui, sans-serif;
  --font-display: "Syne", system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100dvh;
  font-family: var(--font-sans);
  color: var(--paper);
  background: var(--ink);
  overflow-x: hidden;
}

#field {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  display: block;
}

#bench {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  display: block;
  pointer-events: none;
}

.grain {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  opacity: 0.05;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ── Department labels ────────────────────────────────── */

/* ── Chrome ───────────────────────────────────────────── */

.top, .stage, .foot { position: relative; z-index: 3; }

.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.6rem;
}

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--paper);
  text-decoration: none;
  font-size: 1.05rem;
}

.sim-label {
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fog);
  border: 1px solid var(--line);
  padding: 0.3rem 0.6rem;
  background: rgba(5, 7, 11, 0.45);
  white-space: nowrap;
}

.admin-link {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fog);
  text-decoration: none;
  opacity: 0.45;
  transition: opacity 0.25s ease;
}

.admin-link:hover { opacity: 1; }

/* ── Stage copy ───────────────────────────────────────── */

.stage {
  min-height: calc(100dvh - 6.5rem);
  display: grid;
  grid-template-rows: 1fr auto auto;
  gap: 1.25rem;
  padding: 0.5rem 1.6rem 2rem;
  max-width: 60rem;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 1px;
  background: var(--signal);
  animation: ping 2.8s ease-out infinite;
}

/* ── Caption bar (always present: rest intro ↔ performance captions) ── */

.caption-bar {
  text-align: center;
  max-width: 40rem;
  margin: 0 auto;
  width: 100%;
}

.rest-copy {
  margin: 0;
  font-size: 0.88rem;
  font-weight: 300;
  line-height: 1.55;
  color: var(--mist);
  text-shadow: 0 2px 16px rgba(5, 7, 11, 0.9);
}

.rest-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: 0.6rem;
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--signal);
  white-space: nowrap;
}

body.performing .rest-copy {
  display: none;
}

.caption-note {
  margin: 0 0 0.4rem;
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--signal);
  opacity: 0.8;
}

.caption {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(0.95rem, 2.2vw, 1.25rem);
  letter-spacing: -0.01em;
  color: var(--paper);
  text-shadow: 0 2px 24px rgba(5, 7, 11, 0.8);
}

.narration-line {
  margin: 0.35rem auto 0;
  max-width: 34rem;
  font-size: 0.8rem;
  font-weight: 300;
  font-style: italic;
  line-height: 1.45;
  color: var(--mist);
  opacity: 0.85;
  min-height: 1.2em;
  text-shadow: 0 2px 16px rgba(5, 7, 11, 0.9);
}

.narration-line.tick {
  animation: narr-in 0.5s ease both;
}

@keyframes narr-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 0.85; transform: none; }
}

.caption-row {
  margin-top: 0.5rem;
  display: none;
  justify-content: center;
  align-items: center;
  gap: 1rem;
}

body.performing .caption-row {
  display: flex;
}

.caption-count {
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--fog);
}

.skip {
  appearance: none;
  background: none;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  color: var(--fog);
  font: inherit;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  padding: 0.1rem 0;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.skip:hover, .skip:focus-visible { color: var(--paper); border-color: var(--signal); outline: none; }

/* ── Ask shell ────────────────────────────────────────── */

.ask {
  width: min(100%, 37rem);
  margin: 0 auto;
  animation: rise 1s cubic-bezier(0.22, 1, 0.36, 1) 0.3s both;
}

/* During a performance the stage belongs to the scenario:
   prompts + transcript hide, the composer slims down and recedes. */
body.performing .prompts,
body.performing .transcript {
  display: none;
}

body.performing .ask {
  width: min(100%, 30rem);
}

body.performing .ask-shell {
  background: rgba(10, 14, 20, 0.32);
  border-color: var(--line);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 0.4rem;
}

body.performing .composer {
  border-color: var(--line);
  background: transparent;
  opacity: 0.75;
  transition: opacity 0.25s ease;
}

body.performing .composer:focus-within {
  opacity: 1;
  border-color: rgba(106, 212, 191, 0.55);
}

.ask-shell {
  border: 1px solid var(--line-strong);
  background: var(--shell);
  backdrop-filter: blur(18px) saturate(1.15);
  -webkit-backdrop-filter: blur(18px) saturate(1.15);
  padding: 0.8rem 0.9rem 0.9rem;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.ask-shell:focus-within {
  border-color: rgba(106, 212, 191, 0.45);
  box-shadow: 0 0 0 1px rgba(106, 212, 191, 0.12);
}

.transcript {
  max-height: min(30vh, 13rem);
  overflow-y: auto;
  margin-bottom: 0.8rem;
  padding: 0.6rem 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border: 1px solid var(--line);
  background: rgba(5, 7, 11, 0.5);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  scrollbar-width: thin;
  scrollbar-color: var(--line-strong) transparent;
}

.turn { display: grid; gap: 0.22rem; }
.turn.user { justify-items: end; }
.turn.assistant { justify-items: start; }

.turn-label {
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fog);
  opacity: 0.65;
}

.turn-text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.5;
  color: var(--paper);
  font-weight: 300;
  white-space: pre-wrap;
}

.turn.user .turn-text { color: var(--mist); }
.turn.assistant .turn-text { border-left: 2px solid var(--signal); padding-left: 0.65rem; }
.turn.narration .turn-text { border-left-style: dashed; color: var(--mist); font-style: italic; }
.turn.pending .turn-text { opacity: 0.5; font-style: italic; }

.prompts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.7rem;
}

.prompts.pulse .prompt { animation: chip-pulse 0.8s ease 2; }

.prompt {
  appearance: none;
  background: rgba(238, 242, 248, 0.04);
  border: 1px solid var(--line);
  padding: 0.36rem 0.62rem;
  color: var(--fog);
  font: inherit;
  font-size: 0.74rem;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.prompt:hover, .prompt:focus-visible {
  color: var(--paper);
  border-color: var(--signal);
  background: rgba(106, 212, 191, 0.08);
  outline: none;
}

.prompt.run {
  border-color: var(--signal-dim);
  color: var(--mist);
  background: rgba(106, 212, 191, 0.07);
}

.prompt.run .play { color: var(--signal); font-size: 0.6rem; margin-right: 0.2rem; }

.composer {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 0.45rem;
  border: 1px solid var(--line-strong);
  background: rgba(5, 7, 11, 0.45);
  padding: 0.2rem 0.2rem 0.2rem 0.85rem;
  transition: border-color 0.25s ease;
}

.composer:focus-within { border-color: rgba(106, 212, 191, 0.55); }

.composer input {
  width: 100%;
  min-width: 0;
  border: 0;
  background: transparent;
  padding: 0.68rem 0;
  font: inherit;
  font-size: 0.92rem;
  font-weight: 300;
  color: var(--paper);
  caret-color: var(--signal);
}

.composer input::placeholder { color: var(--fog); opacity: 0.65; }
.composer input:focus { outline: none; }

.composer button {
  appearance: none;
  width: 2.3rem;
  height: 2.3rem;
  display: grid;
  place-items: center;
  border: 0;
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  transition: background 0.2s ease;
}

.composer button:hover:not(:disabled) { background: var(--signal); }
.composer button:disabled { opacity: 0.4; cursor: wait; }

.chat-error { margin: 0.6rem 0 0; color: var(--danger); font-size: 0.8rem; }

/* ── Artifact card ────────────────────────────────────── */

.artifact {
  position: fixed;
  inset: 0;
  z-index: 6;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  background: rgba(5, 7, 11, 0.4);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.artifact[hidden] { display: none; }

.artifact-card {
  position: relative;
  width: min(100%, 26rem);
  border: 1px solid rgba(106, 212, 191, 0.4);
  background: rgba(8, 12, 18, 0.92);
  padding: 1.6rem 1.6rem 1.4rem;
  box-shadow: 0 0 60px rgba(106, 212, 191, 0.12), 0 30px 80px rgba(0, 0, 0, 0.5);
  animation: rise 0.6s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.artifact-close {
  position: absolute;
  top: 0.6rem;
  right: 0.7rem;
  appearance: none;
  border: 0;
  background: none;
  color: var(--fog);
  font-size: 1.3rem;
  line-height: 1;
  cursor: pointer;
}

.artifact-close:hover { color: var(--paper); }

.artifact-card h2 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
}

.artifact-team {
  list-style: none;
  margin: 0 0 1.1rem;
  padding: 0 0 0.9rem;
  border-bottom: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.artifact-team li {
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--signal);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.28rem 0.7rem;
  white-space: nowrap;
}

.artifact-card dl {
  margin: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.45rem 1rem;
}

.artifact-card dt {
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--signal);
  align-self: center;
}

.artifact-card dd {
  margin: 0;
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--mist);
}

.artifact-foot {
  margin: 0.9rem 0 0;
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fog);
  opacity: 0.7;
}

/* ── Waitlist ─────────────────────────────────────────── */

.wl-form { margin-top: 1.1rem; border-top: 1px solid var(--line); padding-top: 1rem; }
.wl-form.done .wl-row, .wl-form.done .turnstile-slot { display: none; }

.wl-lead { margin: 0 0 0.6rem; font-size: 0.85rem; color: var(--paper); }

.wl-row { display: grid; grid-template-columns: 1fr auto; gap: 0.45rem; }

.wl-row input {
  border: 1px solid var(--line-strong);
  background: rgba(5, 7, 11, 0.5);
  padding: 0.6rem 0.75rem;
  font: inherit;
  font-size: 0.85rem;
  color: var(--paper);
  min-width: 0;
}

.wl-row input:focus { outline: none; border-color: var(--signal); }

.wl-row button {
  appearance: none;
  border: 0;
  background: var(--signal);
  color: var(--ink);
  font: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.6rem 0.9rem;
  cursor: pointer;
  transition: filter 0.2s ease;
}

.wl-row button:hover { filter: brightness(1.15); }

.turnstile-slot { margin-top: 0.6rem; min-height: 0; }

.wl-msg { margin: 0.55rem 0 0; font-size: 0.8rem; min-height: 1em; }
.wl-msg.ok { color: var(--signal); }
.wl-msg.err { color: var(--danger); }

.wl-privacy { margin: 0.5rem 0 0; font-size: 0.65rem; color: var(--fog); opacity: 0.7; }

/* ── Poster fallback ──────────────────────────────────── */

.poster-fallback { display: none; }

body.poster #field, body.poster #bench, body.poster .caption-bar { display: none; }

body.poster .poster-fallback {
  display: block;
  position: relative;
  z-index: 3;
  max-width: 42rem;
  margin: 0 auto;
  padding: 0 1.6rem 3rem;
}

.poster-split {
  display: grid;
  grid-template-columns: 1fr 2px 1fr;
  height: 11rem;
  border: 1px solid var(--line);
}

.poster-left, .poster-right { display: grid; place-items: center; }

.poster-left {
  background: linear-gradient(135deg, #101318, #181c24);
  color: rgba(170, 178, 190, 0.75);
}

.poster-right {
  background: linear-gradient(135deg, #06141410, transparent), linear-gradient(160deg, #071018, #0a2020);
  color: var(--signal);
}

.poster-left span, .poster-right span {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.poster-seam { background: var(--signal); opacity: 0.7; }

.poster-sim { display: inline-block; margin-top: 0.8rem; }

.poster-captions { margin-top: 1.2rem; }

.poster-captions p {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
}

.poster-nav {
  margin-top: 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.poster-nav button {
  appearance: none;
  border: 1px solid var(--line-strong);
  background: none;
  color: var(--paper);
  width: 2rem;
  height: 2rem;
  cursor: pointer;
}

.poster-nav button:hover { border-color: var(--signal); }

.poster-nav span { font-size: 0.7rem; letter-spacing: 0.14em; color: var(--fog); }

.poster-wl { max-width: 26rem; }

/* ── Foot ─────────────────────────────────────────────── */

.foot {
  padding: 0 1.6rem 1.3rem;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fog);
  opacity: 0.4;
  position: relative;
  z-index: 3;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes ping {
  0% { box-shadow: 0 0 0 0 var(--signal-dim); }
  70% { box-shadow: 0 0 0 10px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

@keyframes chip-pulse {
  0%, 100% { border-color: var(--line); }
  50% { border-color: var(--signal); box-shadow: 0 0 14px rgba(106, 212, 191, 0.2); }
}

/* ── Observability strip (top bar, live during performance) ── */

.metrics-strip {
  display: flex;
  gap: 1.4rem;
  align-items: baseline;
  padding: 0.35rem 0.9rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  background: rgba(13, 13, 18, 0.78);
  backdrop-filter: blur(10px);
}
.metric { display: flex; align-items: baseline; gap: 0.4rem; white-space: nowrap; }
.metric b {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.95rem;
  font-weight: 600;
  color: #e8e6e3;
  font-variant-numeric: tabular-nums;
}
.metric i {
  font-style: normal;
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(120, 128, 140, 0.75);
}
.metrics-strip.has-approval #m-approval { color: #f5a623; text-shadow: 0 0 12px rgba(245, 166, 35, 0.45); }
.metrics-strip.has-approval .metric:first-child i { color: rgba(245, 166, 35, 0.8); }

/* ── Approve button (flag → approve window) ── */

.approve-btn {
  font: inherit;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #0d0d12;
  background: #f5a623;
  border: none;
  border-radius: 6px;
  padding: 0.45rem 1.1rem;
  cursor: pointer;
  box-shadow: 0 0 18px rgba(245, 166, 35, 0.4);
  transition: box-shadow 0.2s ease, transform 0.15s ease;
}
.approve-btn:hover { box-shadow: 0 0 26px rgba(245, 166, 35, 0.6); transform: translateY(-1px); }
.approve-btn:focus-visible { outline: 2px solid #f5a623; outline-offset: 2px; }

@media (max-width: 900px) {
  .metrics-strip { gap: 0.8rem; padding: 0.3rem 0.6rem; }
  .metric i { display: none; }
}

@media (max-width: 640px) {
  .top { padding: 1rem 1.1rem; }
  .sim-label { font-size: 0.55rem; padding: 0.25rem 0.45rem; }
  .stage { padding: 0.3rem 1.1rem 1.6rem; }
  .wl-row { grid-template-columns: 1fr; }
  .metrics-strip { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}