/* OpusCodex motion — decorative layer only. Core CTAs stay plain DOM. */
:root{
  --oc-charcoal:#12110F;
  --oc-ink:#F4F1EA;
  --oc-muted:#A8A29A;
  --oc-teal:#0D9488;
  --oc-teal-deep:#0F766E;
  --oc-coral:#D97757;
  --oc-ok:#3B7A57;
  --oc-line:rgba(255,255,255,.10);
  --oc-panel:#1A1916;
}

/* ----- Hero scene ----- */
.oc-hero{
  position:relative;
  isolation:isolate;
  overflow:clip;
  background:var(--oc-charcoal);
  color:var(--oc-ink);
}
#oc-flow{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  z-index:1;
  pointer-events:none;
  display:block;
}
.oc-hero-content{
  position:relative;
  z-index:3;
}
.oc-hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(280px,1.05fr);
  gap:48px;
  align-items:center;
  min-height:min(88vh,820px);
  max-height:920px;
  padding:88px 0 72px;
}
@media (max-width:900px){
  .oc-hero-grid{
    grid-template-columns:1fr;
    min-height:0;
    max-height:none;
    gap:36px;
    padding:64px 0 56px;
  }
}

/* Task panel = Codex-session chrome + no-JS/reduced-motion fallback */
.oc-task-panel.oc-motion-fallback{
  --oc-term-bg:#141310;
  --oc-term-fg:#E8E4DA;
  --oc-term-dim:#8B8578;
  --oc-term-line:#2A2722;
  background:linear-gradient(180deg,#1B1915 0%, var(--oc-term-bg) 28%);
  border:1px solid rgba(255,255,255,.08);
  border-radius:12px;
  overflow:hidden;
  box-shadow:
    0 40px 90px -42px rgba(0,0,0,.85),
    0 0 0 1px rgba(255,255,255,.04) inset;
  min-height:420px;
  max-width:540px;
  width:100%;
  margin-left:auto;
  display:flex;
  flex-direction:column;
  font-family:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  color:var(--oc-term-fg);
}
@media (max-width:900px){
  .oc-task-panel.oc-motion-fallback{
    max-width:100%;
    margin:0;
    min-height:380px;
  }
}
.oc-term-bar{
  display:flex;
  align-items:center;
  gap:10px;
  height:40px;
  padding:0 14px;
  background:rgba(255,255,255,.03);
  border-bottom:1px solid var(--oc-term-line);
  flex:none;
}
.oc-term-dots{display:inline-flex;gap:6px}
.oc-term-dots i{
  width:10px;height:10px;border-radius:50%;
  background:#3A3732;display:block;
}
.oc-term-dots i:nth-child(1){background:#FF5F57}
.oc-term-dots i:nth-child(2){background:#FEBC2E}
.oc-term-dots i:nth-child(3){background:#28C840}
.oc-term-title{
  flex:1;
  text-align:center;
  font-size:12px;
  color:var(--oc-term-dim);
  letter-spacing:.02em;
}
.oc-term-badge{
  font-size:10.5px;
  font-weight:600;
  color:#99F6E4;
  background:rgba(13,148,136,.14);
  border:1px solid rgba(13,148,136,.28);
  border-radius:999px;
  padding:3px 8px;
  letter-spacing:.04em;
}
.oc-term-body{
  padding:14px 14px 12px;
  display:flex;
  flex-direction:column;
  gap:12px;
  flex:1;
  min-height:0;
}
.oc-user-line,.oc-agent-head{
  display:flex;
  gap:10px;
  align-items:flex-start;
}
.oc-role{
  flex:none;
  min-width:42px;
  font-size:11px;
  font-weight:700;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:#C4B5A0;
  padding-top:2px;
}
.oc-role.agent{color:var(--oc-teal)}
.oc-user-text{
  font-size:13.5px;
  line-height:1.55;
  color:#F3EFE6;
  font-family:var(--sans, Inter, system-ui, sans-serif);
}
.oc-agent-status{
  font-size:12px;
  color:var(--oc-term-dim);
  padding-top:2px;
}
.oc-task-rows{
  display:flex;
  flex-direction:column;
  gap:6px;
  flex:1;
}
.oc-task-rows [data-oc-step]{
  min-height:52px;
  display:grid;
  grid-template-columns:18px 1fr;
  gap:10px;
  align-items:start;
  padding:9px 10px;
  border-radius:8px;
  border:1px solid transparent;
  background:transparent;
  color:var(--oc-term-dim);
  transition:background .25s ease,border-color .25s ease,color .25s ease,opacity .25s ease;
  opacity:.55;
}
.oc-step-mark{
  width:16px;height:16px;margin-top:2px;
  border-radius:50%;
  border:1.5px solid #4A453C;
  position:relative;
  flex:none;
  box-sizing:border-box;
}
.oc-step-mark::after{
  content:"";
  position:absolute;
  inset:3px;
  border-radius:50%;
  background:transparent;
  transition:background .2s ease;
}
.oc-step-title{
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.02em;
  color:inherit;
  font-family:var(--sans, Inter, system-ui, sans-serif);
  line-height:1.3;
}
.oc-step-detail{
  margin-top:3px;
  font-size:11.5px;
  line-height:1.4;
  color:#6F695F;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.oc-task-rows [data-oc-step].is-active{
  opacity:1;
  color:var(--oc-term-fg);
  border-color:rgba(13,148,136,.35);
  background:rgba(13,148,136,.10);
}
.oc-task-rows [data-oc-step].is-active .oc-step-mark{
  border-color:var(--oc-teal);
  box-shadow:0 0 0 3px rgba(13,148,136,.12);
}
.oc-task-rows [data-oc-step].is-active .oc-step-mark::after{
  background:var(--oc-teal);
  animation:ocPulse 1s ease infinite;
}
.oc-task-rows [data-oc-step].is-active .oc-step-detail{ color:#B7E4DE; }
.oc-task-rows [data-oc-step].is-done{
  opacity:1;
  color:#D7E8DC;
  border-color:rgba(59,122,87,.28);
  background:rgba(59,122,87,.08);
}
.oc-task-rows [data-oc-step].is-done .oc-step-mark{
  border-color:var(--oc-ok);
  background:var(--oc-ok);
}
.oc-task-rows [data-oc-step].is-done .oc-step-mark::after{
  content:"✓";
  inset:0;
  display:grid;
  place-items:center;
  background:transparent;
  color:#fff;
  font-size:10px;
  font-weight:700;
  line-height:16px;
  animation:none;
}
.oc-task-rows [data-oc-step].is-done .oc-step-detail{ color:#8FBA9C; }
@keyframes ocPulse{
  0%,100%{ opacity:1; transform:scale(1); }
  50%{ opacity:.45; transform:scale(.85); }
}
.oc-diff{
  display:none;
  margin:0;
  padding:10px 12px;
  border-radius:8px;
  border:1px solid #2E2A24;
  background:#0E0D0B;
  font-size:11.5px;
  line-height:1.55;
  color:#C9C3B7;
  overflow:hidden;
  white-space:pre-wrap;
}
.oc-diff.is-on{ display:block; }
.oc-diff .d{ color:#F0A8A0; }
.oc-diff .a{ color:#8FDBB0; }
.oc-task-foot{
  padding:0 14px 12px;
  font-size:11.5px;
  color:#6A645A;
  line-height:1.45;
  font-family:var(--sans, Inter, system-ui, sans-serif);
}

/* ----- Reveal ----- */
.oc-reveal{
  opacity:0;
  transform:translateY(20px);
  transition:opacity .32s cubic-bezier(.22,.6,.2,1), transform .32s cubic-bezier(.22,.6,.2,1);
  transition-delay:var(--oc-d, 0ms);
}
.oc-reveal.is-visible,
.rv.in{
  opacity:1;
  transform:none;
}
/* page .rv reveal wins over bare .oc-reveal */
.rv.in.oc-reveal{opacity:1;transform:none;filter:none;}

/* ----- Surface feedback (desktop pointer only) ----- */
.oc-tilt,.oc-magnetic{
  transition:transform .18s ease;
  will-change:transform;
  transform-style:preserve-3d;
}
@media (hover:none), (max-width:768px){
  .oc-tilt,.oc-magnetic{ transform:none !important; }
}

/* ----- Brand finale ----- */
[data-oc-finale]{
  position:relative;
}
[data-oc-finale] #oc-finale-canvas,
[data-oc-finale] canvas[data-oc-finale-canvas]{
  display:block;
  margin:0 auto 8px;
  width:min(300px,70vw);
  height:180px;
  pointer-events:none;
}
.oc-finale-static{
  display:none;
  width:72px;height:72px;
  margin:0 auto 14px;
  border-radius:50%;
  border:3px solid var(--oc-teal);
  position:relative;
}
.oc-finale-static::after{
  content:"";
  position:absolute;
  inset:18px;
  border-radius:50%;
  background:var(--oc-teal);
  opacity:.85;
}

/* ----- Inner page entrance (CSS only) ----- */
[data-oc-page-motion] .oc-page-main{
  animation:ocPageIn .2s ease both;
}
@keyframes ocPageIn{
  from{ opacity:0; transform:translateY(8px); }
  to{ opacity:1; transform:none; }
}
[data-oc-page-motion] a:focus-visible,
[data-oc-page-motion] button:focus-visible{
  outline:2px solid var(--oc-teal);
  outline-offset:2px;
}

/* ----- Reduced motion ----- */
@media (prefers-reduced-motion: reduce){
  .oc-reveal,
  [data-oc-step],
  [data-oc-finale]{
    opacity:1;
    transform:none;
    animation:none;
    transition:none;
  }
  .oc-tilt,.oc-magnetic{ transform:none !important; }
  [data-oc-page-motion] .oc-page-main{ animation:none; }
  #oc-flow{ display:none; }
  [data-oc-finale] #oc-finale-canvas,
  [data-oc-finale] canvas[data-oc-finale-canvas]{ display:none; }
  .oc-finale-static{ display:block; }
  .oc-task-rows [data-oc-step]{
    opacity:1;
    color:var(--oc-ink);
  }
}