/* AI Employees page: the 3D team ring, charters, the scrubbed principle, the climbing staircase, the Guardian simulator. */

/* ---------- 3D ring ---------- */
.ring { --r: 330px; --card-w: 196px; display: grid; gap: 18px; justify-items: center; user-select: none; }
.ring__scene { position: relative; width: 100%; height: 330px; perspective: 1300px; touch-action: pan-y; cursor: grab; }
.ring.is-dragging .ring__scene { cursor: grabbing; }
.ring__track { position: absolute; inset: 0; display: grid; place-items: center; }
.js .ring__track {
  transform-style: preserve-3d;
  /* A slight downward tilt shows the ring as a cylinder, not a flat row. */
  transform: translateZ(calc(var(--r) * -1)) rotateX(-9deg) rotateY(var(--rot, 0deg));
  transition: transform 700ms var(--ease-out);
}
.ring.is-dragging .ring__track { transition: none; }
.ring__card {
  grid-area: 1 / 1; width: var(--card-w); padding: 18px 14px 16px; display: grid; justify-items: center; gap: 8px;
  border-radius: var(--r-lg); background: linear-gradient(165deg, var(--surface-2), var(--surface));
  border: 1px solid var(--line-strong); color: var(--fg); font: inherit; cursor: pointer; text-align: center;
  backface-visibility: hidden; box-shadow: var(--shadow-2);
  transition: opacity var(--t-state) var(--ease-out), border-color var(--t-state) var(--ease-out), filter var(--t-state) var(--ease-out);
}
.js .ring__card { transform: rotateY(calc(var(--i) * 45deg)) translateZ(var(--r)); }
.ring__card .avatar { width: 64px; height: 64px; font-size: 1.5rem; }
.ring__card b { font-size: 1.125rem; letter-spacing: -0.02em; }
.ring__role { font-size: 0.8125rem; color: var(--fg-2); }
.ring__card[aria-selected="true"] { border-color: oklch(0.87 0.14 90 / 0.6); box-shadow: 0 0 0 4px oklch(0.8 0.135 86 / 0.12), 0 30px 80px -30px oklch(0.8 0.15 86 / 0.6); }
.ring__card[data-depth="1"] { opacity: 0.75; }
.ring__card[data-depth="2"] { opacity: 0.4; filter: blur(1px); }
.ring__card[data-depth="3"], .ring__card[data-depth="4"] { opacity: 0.18; filter: blur(2px); }
.ring__controls { display: flex; align-items: center; gap: 14px; }
.ring__btn { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; background: var(--surface-2); border: 1px solid var(--line-strong); color: var(--fg); cursor: pointer; }
.ring__btn:hover { border-color: var(--gold); color: var(--gold-hi); }
.ring__btn svg { width: 20px; height: 20px; }
.ring__hint { color: var(--fg-3); font-size: 0.8125rem; }
html:not(.js) .ring__scene { height: auto; cursor: auto; }
html:not(.js) .ring__track { position: static; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
html:not(.js) .ring__card { grid-area: auto; width: auto; }
html:not(.js) .ring__controls { display: none; }
@media (max-width: 600px) { .ring { --r: 220px; --card-w: 150px; } .ring__scene { height: 290px; } }

/* ---------- Charters ---------- */
.profiles { margin-top: clamp(28px, 4vw, 44px); display: grid; gap: 16px; }
.profile { padding: clamp(20px, 3vw, 32px); border-radius: var(--r-lg); background: var(--surface); border: 1px solid var(--line-strong); display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: start; }
.js .profile:not(.is-active) { display: none; }
.js .profile.is-active { animation: slide-in 500ms var(--ease-out) both; }
.profile__head { display: flex; gap: 16px; align-items: center; grid-column: 1 / -1; }
.profile__head h3 { font-size: var(--step-2); letter-spacing: -0.03em; }
.profile__head p { color: var(--fg-2); display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 4px; }
.avatar--lg { width: 64px; height: 64px; font-size: 1.5rem; }
.profile__job { font-size: var(--step-1); line-height: 1.5; color: var(--fg); }
.profile__facts { display: grid; gap: 8px; }
.profile__facts div { display: grid; grid-template-columns: 8rem minmax(0, 1fr); gap: 12px; padding-top: 8px; border-top: 1px solid var(--line); font-size: 0.9375rem; }
.profile__facts dt { color: var(--fg-3); }
.tools { display: grid; gap: 8px; grid-column: 1 / -1; grid-template-columns: repeat(auto-fill, minmax(min(100%, 250px), 1fr)); }
.tools li { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 10px 12px; border-radius: var(--r-sm); background: var(--surface-2); font-size: 0.9375rem; }
.tools code { font-family: var(--mono); font-size: 0.75rem; color: var(--fg-3); }
.tools__off { font-size: 0.75rem; color: var(--fg-3); padding: 1px 8px; border-radius: 999px; border: 1px solid var(--line-strong); }
.profile__note { grid-column: 1 / -1; color: var(--gold-hi); font-size: 0.9375rem; }
.risk { flex: none; width: 10px; height: 10px; border-radius: 50%; }
.risk--read { background: var(--ok); }
.risk--internal { background: var(--cyan); }
.risk--external { background: var(--gold); }
.risk--human { background: var(--bad); }
.risk-key { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 18px; color: var(--fg-2); font-size: 0.875rem; }
.risk-key li { display: flex; align-items: center; gap: 8px; }
@media (max-width: 760px) { .profile { grid-template-columns: minmax(0, 1fr); } }

/* ---------- Scrubbed principle ---------- */
.scrub-band { padding: calc(var(--section) * 0.7) 0; }
.scrub { font-size: clamp(2.5rem, 1.2rem + 5.4vw, 6.25rem); font-weight: 650; line-height: 0.98; letter-spacing: -0.05em; max-width: 12em; }
.scrub__word { display: inline-block; white-space: nowrap; }
.scrub .ch {
  display: inline-block;
  opacity: clamp(0.14, calc((var(--p, 1) * var(--n) * 1.3 - var(--i)) / 5), 1);
  transform: translateY(calc((1 - clamp(0, calc((var(--p, 1) * var(--n) * 1.3 - var(--i)) / 5), 1)) * 0.3em));
}
.scrub .scrub__word:last-child .ch { color: var(--gold-hi); }

/* ---------- Staircase: rises with scroll, the sun climbs (pinned) ---------- */
.ladder3d { position: relative; height: 300vh; }
.ladder3d__stage { position: sticky; top: 0; min-height: 100dvh; display: grid; align-items: center; padding: 96px 0 40px; }
.ladder3d__grid { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(32px, 5vw, 72px); align-items: center; }
.ladder3d__levels { display: grid; gap: 6px; margin-top: 24px; }
.ladder3d__levels li { padding: 10px 14px; border-radius: var(--r-sm); color: var(--fg-3); border: 1px solid transparent; transition: color var(--t-state) var(--ease-out), background-color var(--t-state) var(--ease-out), border-color var(--t-state) var(--ease-out); }
.ladder3d__levels .num { font-family: var(--mono); color: var(--gold); margin-right: 8px; }
.ladder3d__levels b { color: inherit; margin-right: 6px; }
.ladder3d[data-level="0"] [data-level="0"], .ladder3d[data-level="1"] [data-level="1"], .ladder3d[data-level="2"] [data-level="2"],
.ladder3d[data-level="3"] [data-level="3"], .ladder3d[data-level="4"] [data-level="4"] { color: var(--fg); background: var(--surface); border-color: oklch(0.8 0.135 86 / 0.35); }
.stairs { display: grid; gap: 18px; }
/* A size container, so the sun can move with container units on `translate` (no layout animation). */
.stairs__scene { position: relative; height: 380px; perspective: 1100px; transform-style: preserve-3d; container-type: size; }
.stair {
  position: absolute; bottom: 0; width: 19%; border-radius: 10px 10px 4px 4px;
  background: linear-gradient(180deg, oklch(0.32 0.03 80), var(--surface-2) 30%, var(--surface));
  border: 1px solid oklch(0.8 0.135 86 / 0.28); border-bottom: 0;
  box-shadow: inset 0 2px 0 oklch(0.87 0.14 90 / 0.5), 0 -12px 40px -24px oklch(0.8 0.15 86 / 0.7);
  transform-origin: bottom; transform: rotateX(18deg) scaleY(clamp(0.06, calc(var(--p, 1) * 5.4 - var(--i)), 1));
}
.stair i { position: absolute; left: 0; right: 0; bottom: 10px; text-align: center; font: 500 0.875rem var(--mono); font-style: normal; color: var(--gold); }
.stair:nth-child(1) { --i: 0; left: 0; height: 18%; }
.stair:nth-child(2) { --i: 1; left: 20.25%; height: 34%; }
.stair:nth-child(3) { --i: 2; left: 40.5%; height: 50%; }
.stair:nth-child(4) { --i: 3; left: 60.75%; height: 66%; }
.stair:nth-child(5) { --i: 4; left: 81%; height: 82%; }
.stairs__sun {
  position: absolute; width: 88px; height: auto; left: -44px; bottom: 6px;
  translate: calc((var(--x) + 9.5) * 1cqw) calc(var(--y) * -1cqh);
  filter: drop-shadow(0 0 24px oklch(0.8 0.17 80 / 0.6));
  transition: translate 600ms cubic-bezier(0.34, 1.4, 0.64, 1);
}
.ladder3d[data-level="0"] .stairs__sun { --x: 0; --y: 18; }
.ladder3d[data-level="1"] .stairs__sun { --x: 20.25; --y: 34; }
.ladder3d[data-level="2"] .stairs__sun { --x: 40.5; --y: 50; }
.ladder3d[data-level="3"] .stairs__sun { --x: 60.75; --y: 66; }
.ladder3d[data-level="4"] .stairs__sun, .ladder3d:not([data-level]) .stairs__sun { --x: 81; --y: 82; }
.stairs__floor { display: flex; gap: 12px; align-items: center; padding: 14px 16px; border-radius: var(--r-lg); border: 1px dashed oklch(0.72 0.17 18 / 0.5); background: oklch(0.72 0.17 18 / 0.06); color: var(--fg-2); font-size: 0.9375rem; }
.stairs__floor svg { width: 22px; height: 22px; flex: none; color: var(--bad); }
@media (max-width: 900px) {
  .ladder3d { height: 260vh; }
  .ladder3d__grid { grid-template-columns: minmax(0, 1fr); }
  .ladder3d__stage { padding-top: 84px; }
  .ladder3d .section-head__sub, .ladder3d .eyebrow { display: none; }
  .ladder3d__levels li { padding: 6px 10px; font-size: 0.875rem; }
  .ladder3d__levels li:not(:is([data-level])) { display: none; }
  .stairs__scene { height: 220px; }
  .stairs__sun { width: 60px; left: -30px; }
}
@media (prefers-reduced-motion: reduce) {
  .ladder3d { height: auto; }
  .ladder3d__stage { position: relative; }
  .stairs__sun, .ladder3d__levels li { transition: none; }
}

/* ---------- Guardian simulator ---------- */
.guardian__grid { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); gap: clamp(32px, 5vw, 72px); align-items: start; }
.sim { display: grid; gap: 18px; padding: clamp(18px, 3vw, 28px); border-radius: calc(var(--r-lg) + 8px); background: var(--surface); border: 1px solid var(--line-strong); box-shadow: var(--shadow-2); }
.sim fieldset { border: 0; padding: 0; margin: 0; display: grid; gap: 10px; min-width: 0; }
.sim legend { font-size: 0.8125rem; color: var(--fg-3); margin-bottom: 8px; padding: 0; }
.sim__chips { display: flex; flex-wrap: wrap; gap: 8px; }
.sim__chip { position: relative; display: inline-flex; align-items: center; min-height: 46px; padding: 0 16px; border-radius: 999px; background: var(--surface-2); border: 1px solid var(--line-strong); color: var(--fg-2); font-size: 0.9375rem; cursor: pointer; transition: background-color var(--t-micro) var(--ease-out), color var(--t-micro) var(--ease-out), border-color var(--t-micro) var(--ease-out); }
.sim__chip input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.sim__chip:hover { color: var(--fg); border-color: oklch(0.97 0.01 262 / 0.3); }
.sim__chip:has(input:checked) { background: var(--gold); color: var(--on-gold); border-color: var(--gold); }
.sim__chip:has(input:focus-visible) { outline: 2px solid var(--gold-hi); outline-offset: 3px; }
.sim__row { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: center; }
.sim__row legend { grid-column: 1 / -1; }
.sim__field { display: grid; gap: 8px; font-size: 0.9375rem; color: var(--fg-2); }
.sim__field .num { color: var(--gold-hi); font-family: var(--mono); margin-left: 6px; }
.sim__field input[type="range"] { accent-color: var(--gold); min-height: 44px; }
.sim__help { color: var(--fg-3); font-size: 0.8125rem; }
.sim__check { grid-column: 1 / -1; display: flex; align-items: center; gap: 12px; min-height: 44px; color: var(--fg-2); font-size: 0.9375rem; cursor: pointer; }
.sim__check input { width: 24px; height: 24px; accent-color: var(--gold); }
.sim__verdict { position: relative; display: grid; gap: 6px; padding: 18px 20px; border-radius: var(--r-lg); background: var(--canvas); border: 1px solid var(--line-strong); isolation: isolate; }
.sim__decision { font-size: var(--step-2); font-weight: 650; letter-spacing: -0.03em; }
.sim__verdict[data-decision="allow"] .sim__decision { color: var(--ok); }
.sim__verdict[data-decision="approval"] .sim__decision { color: var(--gold-hi); }
.sim__verdict[data-decision="deny"] .sim__decision { color: var(--bad); }
.sim__reason { color: var(--fg-2); }
.sim__meta { font-family: var(--mono); font-size: 0.75rem; color: var(--fg-3); letter-spacing: 0.02em; overflow-wrap: anywhere; }
.sim__verdict.is-deciding::before {
  content: ""; position: absolute; inset: -1.5px; border-radius: inherit; padding: 1.5px; z-index: -1;
  background: conic-gradient(from var(--a), transparent 0, var(--gold-hi) 40deg, transparent 90deg);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box exclude, linear-gradient(#000 0 0);
  animation: spin-border 900ms var(--ease-out) 1 both;
}
@media (max-width: 900px) { .guardian__grid, .sim__row { grid-template-columns: minmax(0, 1fr); } }