/* ============================================================
   Annota8 — section styles
   §0 Nav / Hero / Laptop stage (core). Fleet sections appended below.
   ============================================================ */

/* ---------- Nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background var(--t-med) var(--ease-out), box-shadow var(--t-med) var(--ease-out);
}
.nav--solid {
  background: var(--nav-bg);
  backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--rule);
}
.nav__inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.nav__logo {
  display: flex; align-items: center; gap: 0.55em;
  font-family: var(--font-ui); font-weight: 600; font-size: 1.15rem;
  letter-spacing: -0.01em;
}
.nav__links { display: flex; gap: var(--s3); }
.nav__links a {
  font-family: var(--font-ui); font-size: var(--small); color: var(--fg2);
  transition: color var(--t-fast);
}
.nav__links a:hover { color: var(--fg); }
.nav__cta { display: flex; gap: var(--s1); }
.btn--sm { padding: 0.55em 1.15em; font-size: var(--small); }
@media (max-width: 860px) { .nav__links { display: none; } }

/* ---------- Hero ---------- */
.hero {
  min-height: 92vh;
  display: flex; flex-direction: column; justify-content: center;
  padding-top: 110px;
  overflow: hidden;
}
.hero__inner { position: relative; z-index: 2; }
.hero__copy { max-width: 760px; }
.hero h1 { margin: var(--s3) 0; }
.hero__actions { display: flex; gap: var(--s2); margin-top: var(--s4); flex-wrap: wrap; }
.hero__proof { display: flex; gap: var(--s1); margin-top: var(--s4); flex-wrap: wrap; }
.hero__scroll-hint {
  position: relative; z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  margin-top: var(--s5); padding-bottom: var(--s3);
  font-family: var(--font-ui); font-size: 0.72rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--fg3);
}
.hero__scroll-line {
  width: 1px; height: 48px;
  background: linear-gradient(180deg, var(--brand-alt), transparent);
  animation: scrollPulse 2.2s var(--ease-out) infinite;
}
@keyframes scrollPulse {
  0% { transform: scaleY(0); transform-origin: top; opacity: 1; }
  60% { transform: scaleY(1); transform-origin: top; }
  100% { transform: scaleY(1); opacity: 0; }
}

/* ---------- Laptop stage ---------- */
.laptop-stage { height: auto; }
.laptop-stage__sticky {
  min-height: 100vh;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: var(--s4);
  padding-block: var(--s4);
  overflow: hidden;
}
.laptop-stage__head { text-align: center; }
.laptop-stage__head .eyebrow { justify-content: center; }
.laptop-stage__title { position: relative; height: 2.6em; }
.laptop-stage__line {
  position: absolute; inset-inline: 0; top: 0;
  white-space: nowrap;
}
@media (max-width: 640px) { .laptop-stage__line { white-space: normal; font-size: 0.8em; } }

.laptop {
  width: min(880px, 92vw);
  transform-style: preserve-3d;
}
.laptop__screen {
  background: #0B0D14;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--r-screen) var(--r-screen) 0 0;
  overflow: hidden;
  box-shadow: var(--shadow-card), var(--shadow-glow);
}
.laptop__chrome {
  display: flex; align-items: center; gap: 7px;
  padding: 10px 14px;
  background: rgba(255,255,255,0.04);
  border-bottom: 1px solid var(--rule);
}
.laptop__chrome .dot-r, .laptop__chrome .dot-y, .laptop__chrome .dot-g {
  width: 10px; height: 10px; border-radius: 50%;
}
.dot-r { background: #FF5F57; } .dot-y { background: #FEBC2E; } .dot-g { background: #28C840; }
.laptop__url {
  margin-inline: auto;
  font-family: var(--font-ui); font-size: 0.72rem; color: var(--fg3);
  background: rgba(255,255,255,0.05);
  padding: 0.25em 1.2em; border-radius: var(--r-pill);
}
.laptop__viewport { position: relative; aspect-ratio: 16 / 9.6; }
.laptop__base {
  height: 14px;
  background: linear-gradient(180deg, #1A1D29, #0C0E15);
  border-radius: 0 0 18px 18px;
  border: 1px solid rgba(255,255,255,0.08); border-top: none;
  width: 104%; margin-left: -2%;
}

.scene { position: absolute; inset: 0; }

/* Scene A: sign-in */
.scene--signin { display: grid; place-items: center; background: radial-gradient(80% 90% at 50% 10%, rgba(63,111,200,0.12), transparent 60%); }
.signin-card {
  width: min(360px, 84%);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--card-border);
  border-radius: var(--r-card);
  padding: clamp(1rem, 3vw, 2rem);
  text-align: center;
}
.signin-card__logo { margin: 0 auto var(--s2); border-radius: 10px; }
.signin-card h3 { font-family: var(--font-ui); font-size: 1.15rem; }
.signin-card__sub { font-size: 0.8rem; color: var(--fg3); margin: 0.4em 0 1.2em; }
.signin-card__field {
  display: flex; align-items: center;
  border: 1px solid var(--rule); border-radius: 9px;
  padding: 0.7em 0.9em; min-height: 2.9em;
  font-family: var(--font-ui); font-size: 0.88rem; text-align: left;
  background: rgba(0,0,0,0.3);
}
.caret { width: 1.5px; height: 1.1em; background: var(--brand-alt); margin-left: 2px; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.signin-card__btn {
  width: 100%; margin-top: 0.8em;
  background: linear-gradient(92deg, var(--brand), var(--brand-alt));
  color: #fff; border: none; border-radius: 9px;
  padding: 0.75em; font-family: var(--font-ui); font-weight: 600;
}
.signin-card__sent { font-size: 0.8rem; color: var(--success); margin-top: 0.9em; opacity: 0; visibility: hidden; }

/* Scene B: workspace */
.scene--workspace { display: flex; background: #0B0D14; }
.ws-side {
  width: 168px; flex: none;
  border-right: 1px solid var(--rule);
  padding: 14px 10px; display: flex; flex-direction: column; gap: 4px;
}
.ws-side__item {
  font-family: var(--font-ui); font-size: 0.78rem; color: var(--fg2);
  padding: 0.5em 0.8em; border-radius: 7px;
}
.ws-side__item--active { background: rgba(63,111,200,0.16); color: var(--brand-alt); }
.ws-main { flex: 1; padding: 16px 20px; min-width: 0; }
.ws-main__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.ws-main__head h4 { margin: 0; font-family: var(--font-ui); font-size: 0.95rem; }
.ws-chip {
  font-family: var(--font-ui); font-size: 0.68rem; color: var(--brand-alt);
  border: 1px solid rgba(91,184,232,0.3); border-radius: var(--r-pill);
  padding: 0.2em 0.7em;
}
.ws-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
@media (max-width: 640px) { .ws-grid { grid-template-columns: 1fr; } }
.ws-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--card-border); border-radius: 10px;
  padding: 12px; display: flex; flex-direction: column; gap: 7px;
}
.ws-card strong { font-size: 0.82rem; font-weight: 600; }
.ws-card__type { font-family: var(--font-ui); font-size: 0.62rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--c, var(--fg3)); }
.ws-card__meta { font-size: 0.62rem; color: var(--fg3); }
.ws-bar { height: 4px; border-radius: 4px; background: rgba(255,255,255,0.07); overflow: hidden; }
.ws-bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--brand), var(--brand-alt)); border-radius: 4px; }

/* Scene C: canvas */
.scene--canvas { display: grid; place-items: center; background: #0B0D14; }
.canvas-demo { width: 88%; }
.canvas-demo__img { position: relative; border-radius: 10px; overflow: hidden; border: 1px solid var(--rule); }
.cv-box {
  position: absolute; left: var(--x); top: var(--y); width: var(--w); height: var(--h);
  border: 2px solid var(--c); border-radius: 3px;
  box-shadow: 0 0 24px color-mix(in srgb, var(--c) 35%, transparent);
}
.cv-box span {
  position: absolute; top: 0; left: -2px; transform: translateY(-100%);
  font-family: var(--font-ui); font-size: 0.62rem; font-weight: 600;
  background: var(--c); color: var(--ink);
  padding: 0.15em 0.55em; border-radius: 3px 3px 3px 0;
  white-space: nowrap;
}

/* ============================================================
   FLEET SECTIONS APPENDED BELOW THIS LINE
   ============================================================ */

/* ========== §tools ========== */
/* ===== STAGE 02 · TOOLS — all selectors scoped under .tools- ===== */
.tools-stage { position: relative; overflow: hidden; }
.tools-stage__head { max-width: 760px; margin-bottom: var(--s5); }
.tools-stage__title { margin-bottom: var(--s3); }

.tools-stage__grid {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--s5);
  align-items: start;
}

/* ---- sticky rail (index) ---- */
.tools-rail {
  position: sticky; top: 22vh;
  display: flex; flex-direction: column; gap: var(--s1);
}
.tools-rail__item {
  display: flex; align-items: center; gap: 0.7em;
  font-family: var(--font-ui); font-size: var(--small); font-weight: 500;
  color: var(--fg3); background: transparent; border: none;
  padding: 0.55em 0.7em; border-left: 2px solid var(--rule);
  text-align: start; transition: color var(--t-fast), border-color var(--t-fast);
}
.tools-rail__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--c); opacity: 0.4; transition: opacity var(--t-fast); }
.tools-rail__item.is-active { color: var(--fg); border-color: var(--c, var(--brand-alt)); }
.tools-rail__item.is-active .tools-rail__dot { opacity: 1; box-shadow: 0 0 12px var(--c); }

/* ---- sticky deck (panels swap in place) ---- */
.tools-deck {
  position: sticky; top: 16vh;
  min-height: 380px;
}
.tools-panel {
  position: absolute; inset: 0;
  display: grid; grid-template-columns: 1fr 1.2fr; gap: var(--s4); align-items: center;
  padding: var(--s4);
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--card-border);
  border-radius: var(--r-card);
  backdrop-filter: blur(8px);
  opacity: 0; transform: translateY(20px) scale(0.985);
  pointer-events: none;
  transition: opacity var(--t-med) var(--ease-out), transform var(--t-med) var(--ease-out);
}
.tools-panel.is-active { opacity: 1; transform: none; pointer-events: auto; }
.tools-panel__meta p { color: var(--fg2); margin: var(--s2) 0 0; font-size: var(--body); max-width: 30ch; }
.tools-panel__stage {
  position: relative; min-height: 300px;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(120% 120% at 50% 0%, rgba(63,111,200,0.07), transparent 60%);
  border: 1px solid var(--rule); border-radius: var(--r-screen); padding: var(--s3);
}
.tools-tag {
  position: absolute; bottom: 12px; left: 12px;
  font-family: var(--font-ui); font-size: 0.72rem; font-weight: 500;
  color: var(--ink); background: var(--c); padding: 0.25em 0.7em; border-radius: 4px;
  opacity: 0; transition: opacity var(--t-med) var(--ease-out);
}
.tools-panel.is-active .tools-tag { opacity: 1; transition-delay: 0.5s; }

/* ---- (a) keypoint ---- */
.tools-pose { width: 220px; height: auto; }
.tools-pose__joints circle { opacity: 0; transform-box: fill-box; transform-origin: center; transform: scale(0); }
.tools-pose__bones line { stroke-dasharray: 90; stroke-dashoffset: 90; opacity: 0.85; }

/* ---- (b) OCR ---- */
.tools-ocr { gap: var(--s3); justify-content: center; }
.tools-ocr__doc {
  position: relative; width: 200px; padding: var(--s3);
  background: var(--paper); border-radius: 6px; overflow: hidden; flex: none;
  box-shadow: var(--shadow-card);
}
.tools-ocr__scan {
  position: absolute; left: 0; right: 0; top: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--brand-alt), transparent);
  box-shadow: 0 0 18px var(--brand-alt); opacity: 0;
}
.tools-ocr__row { display: flex; align-items: center; gap: 0.5em; margin-bottom: 0.7em; }
.tools-ocr__row b { font-family: var(--font-ui); color: var(--ink); font-size: 0.8rem; letter-spacing: 0.1em; }
.tools-ocr__hl { flex: 1; height: 7px; border-radius: 2px; background: rgba(11,11,15,0.12); position: relative; }
.tools-ocr__line { height: 6px; border-radius: 2px; background: rgba(11,11,15,0.1); margin-bottom: 0.5em; position: relative; }
.tools-ocr__line--short { width: 60%; }
.tools-ocr__kv { display: flex; justify-content: space-between; margin-top: 0.55em; font-size: 0.72rem; color: var(--ink); }
.tools-ocr__kv span { position: relative; }
.tools-ocr__kv--total { font-weight: 600; border-top: 1px solid rgba(11,11,15,0.1); padding-top: 0.4em; margin-top: 0.7em; }
[data-hl]::after {
  content: ""; position: absolute; inset: -2px -3px; border-radius: 3px;
  border: 1.5px solid var(--brand-alt); background: rgba(91,184,232,0.12);
  opacity: 0;
}
.tools-ocr__out { display: flex; flex-direction: column; gap: 0.6em; min-width: 160px; }
.tools-ocr__field {
  display: flex; flex-direction: column; gap: 0.15em;
  font-family: var(--font-ui); font-size: 0.78rem;
  padding: 0.5em 0.7em; border-radius: 6px; border: 1px solid var(--rule);
  background: rgba(255,255,255,0.03); opacity: 0; transform: translateX(10px);
}
.tools-ocr__field i { color: var(--fg3); font-style: normal; font-size: 0.66rem; letter-spacing: 0.08em; text-transform: uppercase; }
.tools-ocr__field em { color: var(--brand-alt); font-style: normal; font-weight: 500; min-height: 1em; }

/* ---- (c) segmentation ---- */
.tools-seg { width: 100%; max-width: 320px; }
.tools-seg__fill { fill: var(--brand-alt); opacity: 0; }
.tools-seg__line { stroke-dasharray: 1100; stroke-dashoffset: 1100; }
.tools-seg__verts circle { opacity: 0; transform-box: fill-box; transform-origin: center; transform: scale(0); }

/* ---- (d) NER ---- */
.tools-ner { flex-direction: column; align-items: flex-start; gap: var(--s3); }
.tools-ner__line { font-size: clamp(1.05rem, 1.8vw, 1.35rem); color: var(--fg); line-height: 2.1; margin: 0; }
.tools-ner__line--ar { font-family: var(--font-ar); font-size: clamp(1.15rem, 2vw, 1.5rem); }
.tools-ent { position: relative; white-space: nowrap; padding-bottom: 2px; box-shadow: inset 0 -0.55em 0 -0.05em transparent; transition: box-shadow var(--t-med) var(--ease-out); }
.tools-ent.is-on { box-shadow: inset 0 -0.55em 0 -0.05em color-mix(in srgb, var(--c) 22%, transparent); }
.tools-ent i {
  position: absolute; top: -1.4em; left: 0; font-style: normal;
  font-family: var(--font-ui); font-size: 0.58rem; font-weight: 600; letter-spacing: 0.08em;
  color: var(--ink); background: var(--c); padding: 0.1em 0.5em; border-radius: 3px;
  opacity: 0; transform: translateY(4px); transition: opacity var(--t-fast), transform var(--t-fast);
}
.tools-ner__line--ar .tools-ent i { left: auto; right: 0; }
.tools-ent.is-on i { opacity: 1; transform: none; }
.tools-ner__wedge {
  font-family: var(--font-ui); font-size: 0.72rem; color: var(--m-text);
  border: 1px dashed rgba(63,111,200,0.4); border-radius: var(--r-pill);
  padding: 0.3em 0.9em;
}

.tools-stage__close {
  margin-top: var(--s5); font-size: var(--lead); color: var(--fg);
  max-width: 760px;
}
.tools-stage__close .serif-accent { font-size: 1.4em; color: var(--brand-alt); }

@media (max-width: 860px) {
  .tools-stage__grid { grid-template-columns: 1fr; gap: var(--s3); }
  .tools-rail { flex-direction: row; flex-wrap: wrap; position: static; top: auto; }
  .tools-rail__item { border-left: none; border-bottom: 2px solid var(--rule); }
  .tools-deck { position: static; min-height: 0; }
  .tools-panel { position: relative; inset: auto; grid-template-columns: 1fr; opacity: 1; transform: none; pointer-events: auto; margin-bottom: var(--s3); }
  .tools-panel:not(.is-active) { display: none; }
  .tools-ocr { flex-direction: column; }
}


/* ========== §scale ========== */
.scale-section { overflow: hidden; }
.scale-glow.glow-field::before { opacity: 0.14; }
.scale-glow.glow-field::after { opacity: 0.10; }

.scale-head { max-width: 60ch; }
.scale-title { margin-bottom: var(--s3); }

/* ===== Counters ===== */
.scale-metrics {
  list-style: none; margin: var(--s6) 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(5, 1fr);
  gap: var(--s2);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding-block: var(--s4);
}
.scale-metric { text-align: start; }
.scale-metric__num {
  display: block; font-family: var(--font-ui); font-weight: 600;
  font-size: clamp(1.9rem, 3.6vw, 2.9rem); line-height: 1;
  letter-spacing: -0.02em; color: var(--fg);
  font-variant-numeric: tabular-nums;
}
.scale-metric__num--lang { display: flex; align-items: baseline; gap: 0.1em; }
.scale-metric__slash { color: var(--fg3); margin: 0 0.05em; }
.scale-ar { font-family: var(--font-ar); color: var(--brand-alt); }
.scale-metric__label {
  display: block; margin-top: var(--s1);
  font-family: var(--font-ui); font-size: var(--small);
  color: var(--fg2); letter-spacing: 0.01em;
}

/* ===== Marquee ===== */
.scale-marquee {
  position: relative; margin-top: var(--s5);
  display: flex; gap: var(--s2); width: max-content;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.scale-marquee__track {
  display: flex; gap: var(--s2); flex-shrink: 0;
  animation: scale-scroll 38s linear infinite;
}
.scale-marquee:hover .scale-marquee__track,
.scale-marquee:focus-within .scale-marquee__track { animation-play-state: paused; }
.scale-marquee .pill { white-space: nowrap; }
.scale-marquee .pill .dot { background: var(--brand-alt); }
@keyframes scale-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(calc(-100% - var(--s2))); }
}

/* ===== 3-up proofs ===== */
.scale-proofs {
  margin-top: var(--s5);
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: var(--s3);
}
.scale-proof { display: flex; flex-direction: column; gap: var(--s2); }
.scale-proof__tag {
  align-self: flex-start;
  font-family: var(--font-ui); font-size: var(--eyebrow); font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.14em;
  color: var(--c, var(--brand-alt));
  padding: 0.3em 0.75em; border-radius: var(--r-pill);
  border: 1px solid color-mix(in srgb, var(--c, var(--brand-alt)) 40%, transparent);
  background: color-mix(in srgb, var(--c, var(--brand-alt)) 8%, transparent);
}
.scale-proof h3 { color: var(--fg); }
.scale-proof p { font-size: var(--small); margin: 0; }

/* proof 1: stacked burn-down bars */
.scale-stack { margin-top: auto; display: grid; gap: 0.55rem; padding-top: var(--s2); }
.scale-stack__row {
  position: relative; height: 26px; border-radius: 6px;
  background: rgba(255,255,255,0.05); overflow: hidden;
  display: flex; align-items: center;
}
.scale-stack__row i {
  position: absolute; inset: 0; right: auto;
  background: linear-gradient(90deg, color-mix(in srgb, var(--c, var(--brand-alt)) 65%, transparent), var(--c, var(--brand-alt)));
  border-radius: 6px;
}
.scale-stack__row b {
  position: relative; font-family: var(--font-ui); font-weight: 500;
  font-size: 0.72rem; color: var(--fg); padding-left: 0.65em;
  letter-spacing: 0.01em;
}

/* proof 2: role tiles */
.scale-roles { margin-top: auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s1); padding-top: var(--s2); }
.scale-role {
  display: flex; flex-direction: column; gap: 0.2em;
  padding: var(--s2) var(--s1); border-radius: var(--r-screen);
  background: rgba(255,255,255,0.04); border: 1px solid var(--card-border);
  font-family: var(--font-ui); font-size: 0.68rem; color: var(--fg2);
  text-align: center; letter-spacing: 0.02em;
}
.scale-role b { font-size: 1.5rem; color: var(--fg); font-weight: 600; }

/* proof 3: QA flow */
.scale-qa { margin-top: auto; display: flex; align-items: center; flex-wrap: wrap; gap: 0.5em; padding-top: var(--s2); }
.scale-qa__step {
  font-family: var(--font-ui); font-size: 0.72rem; font-weight: 500;
  padding: 0.45em 0.8em; border-radius: var(--r-pill);
  background: rgba(255,255,255,0.05); border: 1px solid var(--card-border);
  color: var(--fg); white-space: nowrap;
}
.scale-qa__step--gold { color: var(--ink); background: var(--gold); border-color: var(--gold); }
.scale-qa__arrow { color: var(--fg3); font-family: var(--font-ui); }

/* ===== Hook ===== */
.scale-hook {
  margin: var(--s6) 0 0; max-width: none; text-align: center;
  font-family: var(--font-ui); font-weight: 500;
  font-size: clamp(1.3rem, 3vw, 2rem); line-height: 1.25;
  color: var(--fg2); letter-spacing: -0.01em;
}
.scale-hook strong { color: var(--fg); font-weight: 600; }

/* ===== Responsive ===== */
@media (max-width: 860px) {
  .scale-metrics { grid-template-columns: repeat(2, 1fr); gap: var(--s3) var(--s2); }
  .scale-proofs { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .scale-metrics { grid-template-columns: 1fr 1fr; }
}


/* ========== §assistant ========== */
.ai-section { background: var(--bg); overflow: hidden; }
.ai-section .glow-field::before { background: var(--brand); opacity: 0.16; }
.ai-section .glow-field::after { background: var(--brand-alt); opacity: 0.1; }

.ai-head { max-width: 62ch; margin-bottom: var(--s5); }
.ai-title { margin-bottom: var(--s3); }

.ai-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s4);
  align-items: start;
}

.ai-act {
  border: 1px solid var(--card-border);
  border-radius: var(--r-card);
  padding: var(--s4);
  background: rgba(255,255,255,0.025);
  backdrop-filter: blur(8px);
}
.ai-act--next { background: rgba(63,111,200,0.04); border-color: rgba(63,111,200,0.18); }
.ai-act__head { display: flex; align-items: center; gap: var(--s2); margin-bottom: var(--s2); }
.ai-act__head h3 { font-family: var(--font-ui); }
.ai-act__lead { font-size: var(--small); color: var(--fg2); margin: 0 0 var(--s3); max-width: 42ch; }

/* ---- Act 1: chat device ---- */
.ai-device {
  border: 1px solid var(--rule);
  border-radius: var(--r-screen);
  background: linear-gradient(180deg, var(--ink), var(--shadow));
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.ai-device__bar {
  display: flex; align-items: center; gap: 6px;
  padding: 0.7em 1em;
  border-bottom: 1px solid var(--rule);
  background: rgba(255,255,255,0.02);
}
.ai-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--fg3); }
.ai-device__url {
  margin-left: 0.7em; font-family: var(--font-ui);
  font-size: 0.72rem; color: var(--fg3); letter-spacing: 0.04em;
}
.ai-chat { padding: var(--s3); display: flex; flex-direction: column; gap: var(--s2); }
.ai-msg { max-width: 92%; }
.ai-msg__who { font-family: var(--font-ui); font-size: 0.66rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--fg3); }
.ai-msg p { margin: 0.2em 0 0; font-size: var(--small); color: var(--fg); line-height: 1.5; }
.ai-msg--user { align-self: flex-end; text-align: right; }
.ai-msg--user p {
  display: inline-block; background: linear-gradient(92deg, var(--brand), var(--brand-alt));
  color: #fff; padding: 0.6em 0.9em; border-radius: 12px 12px 4px 12px;
}
.ai-msg--bot p { color: var(--fg2); }

.ai-plan { list-style: none; margin: 0.6em 0 0; padding: 0; display: grid; gap: 0.4em; }
.ai-plan li {
  font-size: 0.8rem; color: var(--fg2);
  padding: 0.55em 0.75em; border-radius: 8px;
  background: rgba(255,255,255,0.03); border: 1px solid var(--rule);
}
.ai-plan li strong { color: var(--brand-alt); }
.ai-plan__k {
  display: inline-block; min-width: 5.5em; margin-right: 0.5em;
  font-family: var(--font-ui); font-size: 0.66rem; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--fg3);
}

.ai-prog { margin-top: 0.7em; padding: 0.8em; border-radius: 10px; background: rgba(91,184,232,0.04); border: 1px solid rgba(91,184,232,0.18); }
.ai-prog__row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.5em; }
.ai-prog__label { font-family: var(--font-ui); font-size: 0.7rem; letter-spacing: 0.06em; color: var(--brand-alt); text-transform: uppercase; }
.ai-prog__count { font-family: var(--font-ui); font-size: 0.78rem; color: var(--fg); font-variant-numeric: tabular-nums; }
.ai-prog__track { height: 7px; border-radius: 999px; background: rgba(255,255,255,0.08); overflow: hidden; }
.ai-prog__fill { display: block; height: 100%; width: 0; border-radius: 999px; background: linear-gradient(90deg, var(--brand), var(--brand-alt)); }
.ai-prog__split { display: flex; gap: var(--s2); margin-top: 0.6em; flex-wrap: wrap; }
.ai-tag { display: inline-flex; align-items: center; gap: 0.45em; font-size: 0.72rem; color: var(--fg2); }
.ai-tag__dot { width: 7px; height: 7px; border-radius: 50%; }
.ai-tag--ok .ai-tag__dot { background: var(--success); box-shadow: 0 0 10px var(--success); }
.ai-tag--review .ai-tag__dot { background: var(--gold); box-shadow: 0 0 10px var(--gold); }

/* ---- Act 2: node graph ---- */
.ai-graph { position: relative; padding: var(--s2) 0; }
.ai-graph__svg { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.ai-edge { stroke: url(#aiEdge); stroke-width: 2; opacity: 0.4; stroke-dasharray: 4 5; vector-effect: non-scaling-stroke; }
.ai-pulse { filter: drop-shadow(0 0 8px var(--brand-alt)); }

.ai-nodes { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--s2); position: relative; z-index: 1; }
.ai-node {
  display: grid; grid-template-columns: auto 1fr; align-items: baseline;
  column-gap: 0.7em;
  font-family: var(--font-ui); font-weight: 500; font-size: 0.92rem; color: var(--fg);
  padding: 0.7em 0.9em; border-radius: 10px;
  border: 1px solid var(--card-border); background: rgba(255,255,255,0.03);
}
.ai-node small { grid-column: 2; font-family: var(--font-body); font-weight: 400; font-size: 0.72rem; color: var(--fg3); }
.ai-node__n { font-size: 0.7rem; color: var(--brand-alt); letter-spacing: 0.08em; }
.ai-node--human { border-color: rgba(255,215,0,0.3); background: rgba(255,215,0,0.05); }
.ai-node--human .ai-node__n { color: var(--gold); }
.ai-node--out { border-color: rgba(0,168,138,0.3); background: rgba(0,168,138,0.05); }
.ai-node--out .ai-node__n { color: var(--success); }

.ai-hook {
  font-size: var(--lead); color: var(--fg);
  text-align: center; max-width: 48ch; margin: var(--s5) auto 0;
}

@media (max-width: 860px) {
  .ai-grid { grid-template-columns: 1fr; }
  .ai-graph__svg { display: none; }
}


/* ========== §workforce ========== */
/* ===== Stage 05 · Workforce (day register) ===== */
.wf-sec { overflow: hidden; }
.wf-sec .wf-head { max-width: 62ch; margin-bottom: var(--s6); }
.wf-sec .wf-title { font-size: var(--h2); margin-bottom: var(--s3); color: var(--day-fg); }
.wf-sec .wf-title .serif-accent { color: var(--brand); }
.wf-sec .lead { color: var(--day-fg2); max-width: 56ch; }

/* proof cards */
.wf-sec .wf-proof {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: var(--s3); margin-bottom: var(--s6);
}
.wf-sec .wf-card {
  background: var(--day-bg-alt);
  border: 1px solid var(--day-rule);
  backdrop-filter: none;
  display: flex; flex-direction: column; gap: var(--s2);
}
.wf-sec .wf-card__kpi {
  font-family: var(--font-ui); font-weight: 600;
  font-size: clamp(2rem, 4vw, 2.9rem); line-height: 1;
  color: var(--brand); letter-spacing: -0.03em;
}
.wf-sec .wf-card__h { color: var(--day-fg); font-family: var(--font-ui); }
.wf-sec .wf-card__p { color: var(--day-fg2); font-size: var(--small); margin: 0; }
.wf-sec .wf-card__p strong { color: var(--day-fg); }
.wf-sec .wf-card__note { color: var(--day-fg3); font-size: 0.82rem; margin: auto 0 0; }

/* vetting funnel */
.wf-sec .wf-funnel { display: flex; flex-direction: column; gap: 6px; margin-top: auto; }
.wf-sec .wf-funnel__bar {
  position: relative; height: 26px; border-radius: 6px;
  width: var(--w); min-width: 84px;
  background: rgba(63,111,200,0.16);
  display: flex; align-items: center;
  transform-origin: left center; transform: scaleX(0.001);
}
.wf-sec .wf-funnel__bar i {
  font-style: normal; font-family: var(--font-ui); font-size: 0.7rem;
  color: var(--day-fg2); padding-left: 9px; white-space: nowrap;
}
.wf-sec .wf-funnel__bar--in { background: var(--brand); }
.wf-sec .wf-funnel__bar--in i { color: #fff; font-weight: 600; }

/* dialect pills + qa list */
.wf-sec .wf-dialects { display: flex; flex-wrap: wrap; gap: 8px; }
.wf-sec .wf-dialects .pill {
  background: rgba(63,111,200,0.07); border-color: rgba(63,111,200,0.22);
  color: var(--day-fg); font-size: 0.82rem;
}
.wf-sec .wf-dialects .pill .dot { background: var(--brand); }
.wf-sec .wf-qa { list-style: none; margin: auto 0 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.wf-sec .wf-qa li {
  display: flex; align-items: center; gap: 9px;
  font-family: var(--font-ui); font-size: 0.82rem; color: var(--day-fg2);
}
.wf-sec .wf-qa__dot { width: 9px; height: 9px; border-radius: 50%; flex: none; }
.wf-sec .wf-qa__dot--ok  { background: var(--success); }
.wf-sec .wf-qa__dot--rev { background: var(--brand); }
.wf-sec .wf-qa__dot--adj { background: var(--gold); }

/* org flow */
.wf-sec .wf-flow {
  border: 1px solid var(--day-rule); border-radius: var(--r-card);
  background: var(--day-bg-alt); padding: var(--s4);
  margin-bottom: var(--s5);
}
.wf-sec .wf-flow__cap { color: var(--day-fg3); margin-bottom: var(--s4); }
.wf-sec .wf-flow__cap::before { background: linear-gradient(90deg, var(--brand), var(--brand)); }
.wf-sec .wf-flow__stage { position: relative; height: 220px; width: 100%; }
.wf-sec .wf-flow__wires { position: absolute; inset: 0; width: 100%; height: 100%; }
.wf-sec .wf-wire {
  fill: none; stroke: var(--brand); stroke-width: 2; opacity: 0.28;
  stroke-dasharray: 1; stroke-dashoffset: 1;
}
.wf-sec .wf-node {
  position: absolute; left: var(--x); top: var(--y);
  transform: translate(-50%, -50%);
  display: flex; flex-direction: column; align-items: center; gap: 7px;
  opacity: 0.4;
}
.wf-sec .wf-node__face {
  width: 56px; height: 56px; border-radius: 50%;
  display: grid; place-items: center;
  font-family: var(--font-ui); font-weight: 600; font-size: 1rem;
  background: var(--day-bg); color: var(--day-fg);
  border: 2px solid var(--day-rule);
  box-shadow: 0 4px 14px rgba(11,11,15,0.06);
}
.wf-sec .wf-node--rev .wf-node__face { color: var(--brand); }
.wf-sec .wf-node--adj .wf-node__face { color: var(--gold); }
.wf-sec .wf-node__face--task { font-size: 1.4rem; color: var(--brand); }
.wf-sec .wf-node__cap {
  font-family: var(--font-ui); font-size: 0.74rem; letter-spacing: 0.02em;
  color: var(--day-fg2); white-space: nowrap;
}
.wf-sec .wf-node.is-lit { opacity: 1; }
.wf-sec .wf-node.is-lit .wf-node__face {
  border-color: var(--brand);
  box-shadow: 0 0 0 4px rgba(63,111,200,0.14), 0 8px 22px rgba(63,111,200,0.22);
}
.wf-sec .wf-node--adj.is-lit .wf-node__face {
  border-color: var(--gold);
  box-shadow: 0 0 0 4px rgba(255,215,0,0.18), 0 8px 22px rgba(255,215,0,0.25);
}
.wf-sec .wf-flow__consensus {
  position: absolute; left: 31%; top: 50%; transform: translate(-50%, -50%);
  font-family: var(--font-ui); font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--success); background: var(--day-bg);
  border: 1px solid rgba(0,168,138,0.4); border-radius: var(--r-pill);
  padding: 0.2em 0.7em; opacity: 0;
}

/* trust line */
.wf-sec .wf-trust {
  font-size: var(--lead); color: var(--day-fg2);
  max-width: 64ch; line-height: 1.5;
}
.wf-sec .wf-trust strong { color: var(--day-fg); }
.wf-sec .wf-trust__mark { color: var(--brand); margin-right: 0.3em; }
.wf-sec .wf-trust__hi {
  display: block; margin-top: var(--s1);
  font-family: var(--font-display); font-style: italic;
  font-size: 1.5rem; color: var(--day-fg); letter-spacing: 0;
}

@media (max-width: 860px) {
  .wf-sec .wf-proof { grid-template-columns: 1fr; }
  .wf-sec .wf-flow__stage { height: 320px; }
  .wf-sec .wf-node__face { width: 48px; height: 48px; }
  /* re-stack flow vertically on mobile via overrides on each node */
  .wf-sec .wf-node--task { --x: 50%; --y: 8%; }
  .wf-sec .wf-node[data-node="1"]:nth-of-type(2) { --x: 27%; --y: 38%; }
  .wf-sec .wf-node[data-node="1"]:nth-of-type(3) { --x: 73%; --y: 38%; }
  .wf-sec .wf-node--rev { --x: 50%; --y: 68%; }
  .wf-sec .wf-node--adj { --x: 50%; --y: 92%; }
  .wf-sec .wf-flow__wires { display: none; }
  .wf-sec .wf-flow__consensus { left: 50%; top: 38%; }
}


/* ========== §pm ========== */
.pm { background: var(--bg); overflow: clip; }
.pm .glow-field::before { opacity: 0.14; }
.pm .glow-field::after { opacity: 0.10; }
.pm-head { max-width: 60ch; margin-bottom: var(--s5); position: relative; z-index: 1; }
.pm-title { margin-bottom: var(--s3); }

/* ---- dashboard shell ---- */
.pm-dash {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 280px 1fr; gap: 16px;
  padding: 16px;
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--card-border); border-radius: var(--r-card);
  box-shadow: var(--shadow-card); backdrop-filter: blur(8px);
}

/* ---- left: project list ---- */
.pm-projects { display: flex; flex-direction: column; gap: 12px; padding: 4px; }
.pm-projects__top { display: flex; align-items: center; justify-content: space-between; }
.pm-projects__title { font-family: var(--font-ui); font-size: 0.95rem; font-weight: 600; }
.pm-projects__count { font-family: var(--font-ui); font-size: 0.66rem; color: var(--brand-alt);
  border: 1px solid rgba(91,184,232,0.3); border-radius: var(--r-pill); padding: 0.2em 0.7em; }
.pm-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.pm-proj { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 10px;
  padding: 11px 12px; border-radius: 10px; background: rgba(255,255,255,0.03);
  border: 1px solid var(--card-border); }
.pm-proj__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--fg3); }
.pm-proj--on .pm-proj__dot { background: var(--success); box-shadow: 0 0 10px var(--success); }
.pm-proj--review .pm-proj__dot { background: var(--gold); box-shadow: 0 0 10px var(--gold); }
.pm-proj--risk .pm-proj__dot { background: var(--coral); box-shadow: 0 0 10px var(--coral); }
.pm-proj__name { font-size: 0.8rem; color: var(--fg); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pm-proj__pct { font-family: var(--font-ui); font-size: 0.72rem; color: var(--fg2); }
.pm-legend { display: flex; flex-wrap: wrap; gap: 12px; margin-top: auto; padding: 6px 4px 0; }
.pm-legend span { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-ui);
  font-size: 0.64rem; color: var(--fg3); }
.pm-key { width: 7px; height: 7px; border-radius: 50%; }
.pm-key--on { background: var(--success); } .pm-key--review { background: var(--gold); } .pm-key--risk { background: var(--coral); }

/* ---- right: metric grid ---- */
.pm-grid { display: grid; grid-template-columns: 1fr 1fr; grid-auto-rows: minmax(0, auto); gap: 12px; }
.pm-cell { background: rgba(255,255,255,0.03); border: 1px solid var(--card-border);
  border-radius: 12px; padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.pm-cell--chart { grid-column: 1 / -1; }
.pm-cell__head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.pm-cell__label { font-family: var(--font-ui); font-size: 0.66rem; text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--fg3); }
.pm-stat { font-family: var(--font-ui); font-size: 1.5rem; font-weight: 600; line-height: 1; }

/* throughput chart */
.pm-chart { width: 100%; height: 120px; display: block; }
.pm-chart__line { stroke-dasharray: 100; stroke-dashoffset: 100; }
.pm-chart__dot { opacity: 0; filter: drop-shadow(0 0 8px var(--brand-alt)); }
.pm-chart__foot { display: flex; justify-content: space-between; font-family: var(--font-ui);
  font-size: 0.66rem; color: var(--fg3); margin-top: -4px; }
.pm-up { color: var(--brand-alt); }

/* SLA */
.pm-sla__big { display: flex; align-items: baseline; gap: 8px; }
.pm-sla__big strong { font-family: var(--font-ui); font-size: 2rem; font-weight: 600; line-height: 1; color: var(--success); }
.pm-sla__big span { font-size: 0.75rem; color: var(--fg2); }
.pm-sla__bar { position: relative; height: 6px; border-radius: 6px; background: rgba(255,255,255,0.07); }
.pm-sla__bar i { display: block; height: 100%; border-radius: 6px;
  background: linear-gradient(90deg, var(--brand), var(--brand-alt)); }
.pm-sla__bar b { position: absolute; top: -3px; width: 2px; height: 12px; background: var(--coral);
  border-radius: 2px; transform: translateX(-1px); }
.pm-sla__foot { display: flex; justify-content: space-between; font-family: var(--font-ui);
  font-size: 0.66rem; color: var(--fg3); }

/* gauge */
.pm-cell--gauge { align-items: center; text-align: center; }
.pm-gauge { position: relative; width: 132px; height: 132px; }
.pm-gauge svg { width: 100%; height: 100%; }
.pm-gauge__arc { stroke-dasharray: 100; stroke-dashoffset: 100; filter: drop-shadow(0 0 6px rgba(91,184,232,0.4)); }
.pm-gauge__val { position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 2px; }
.pm-gauge__val strong { font-family: var(--font-ui); font-size: 1.55rem; font-weight: 600; line-height: 1; }
.pm-gauge__val span { font-family: var(--font-ui); font-size: 0.62rem; color: var(--fg3); }

/* feed */
.pm-export { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-ui);
  font-size: 0.66rem; color: var(--brand-alt); }
.pm-export__ico { width: 10px; height: 10px; border: 1.5px solid var(--brand-alt);
  border-top: none; border-radius: 0 0 3px 3px; }
.pm-feed { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 9px; }
.pm-row { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 10px;
  font-size: 0.76rem; color: var(--fg2); }
.pm-row b { color: var(--fg); font-weight: 600; }
.pm-row__t { width: 7px; height: 7px; border-radius: 50%; }
.pm-row__t--ok { background: var(--success); } .pm-row__t--ai { background: var(--brand); }
.pm-row__t--flag { background: var(--coral); }
.pm-row__time { font-family: var(--font-ui); font-size: 0.66rem; color: var(--fg3); }

@media (max-width: 860px) {
  .pm-dash { grid-template-columns: 1fr; }
  .pm-grid { grid-template-columns: 1fr; }
  .pm-cell--chart { grid-column: auto; }
  .pm-projects { order: 2; }
}


/* ========== §portal ========== */
/* ===== Stage 07 · Portal — all selectors scoped under .portal ===== */
.portal { overflow: hidden; }
.portal__head { max-width: 60ch; }
.portal__title { margin-top: var(--s2); }
.portal__lead { margin-top: var(--s3); }
.portal__flags { display: flex; align-items: center; gap: var(--s2); margin-top: var(--s4); flex-wrap: wrap; }

/* ---- Cascading frame stack (parallax overlap) ---- */
.portal__stack {
  position: relative;
  margin-top: var(--s6);
  display: grid;
  grid-template-columns: 1fr;
}
.portal-frame {
  position: relative;
  background: #0B0D14;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--r-screen);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  width: min(640px, 86%);
}
/* overlap + lateral offset so frames cascade diagonally */
.portal-frame--a { margin-left: 0;    z-index: 1; }
.portal-frame--b { margin-left: auto; margin-top: calc(var(--s5) * -1.1); z-index: 2; box-shadow: var(--shadow-card), var(--shadow-glow); }
.portal-frame--c { margin-left: 0;    margin-top: calc(var(--s5) * -1.1); z-index: 3; }

.portal-frame__bar {
  display: flex; align-items: center; gap: 7px;
  padding: 9px 14px;
  background: rgba(255,255,255,0.04);
  border-bottom: 1px solid var(--rule);
}
.portal-frame__dot { width: 9px; height: 9px; border-radius: 50%; background: rgba(255,255,255,0.18); }
.portal-frame__dot:first-child { background: #FF5F57; }
.portal-frame__dot:nth-child(2) { background: #FEBC2E; }
.portal-frame__dot:nth-child(3) { background: #28C840; }
.portal-frame__url {
  margin-inline: auto;
  font-family: var(--font-ui); font-size: 0.7rem; color: var(--fg3);
  background: rgba(255,255,255,0.05); padding: 0.22em 1em; border-radius: var(--r-pill);
}
.portal-frame__step {
  font-family: var(--font-ui); font-size: 0.62rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--brand-alt);
}
.portal-frame__body { padding: clamp(1rem, 3vw, 1.6rem); }

/* ---- Screen 1: drop zone + file chips ---- */
.portal-drop {
  border: 1.5px dashed rgba(63,111,200,0.45);
  border-radius: 12px; background: rgba(63,111,200,0.05);
  padding: var(--s4) var(--s2);
  display: flex; flex-direction: column; align-items: center; gap: 6px; text-align: center;
}
.portal-drop__icon { width: 30px; height: 30px; color: var(--brand-alt); margin-bottom: 4px; }
.portal-drop strong { font-family: var(--font-ui); font-size: 0.92rem; }
.portal-drop span { font-size: 0.72rem; color: var(--fg3); }
.portal-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.portal-chip {
  font-family: var(--font-ui); font-size: 0.72rem; color: var(--fg2);
  background: rgba(255,255,255,0.04); border: 1px solid var(--card-border);
  border-left: 2px solid var(--c, var(--brand-alt));
  padding: 0.4em 0.75em; border-radius: 7px;
}
.portal-chip i { color: var(--fg3); font-style: normal; margin-left: 0.5em; }

/* ---- Screen 2: progress timeline ---- */
.portal-timeline { display: flex; flex-direction: column; gap: 2px; }
.portal-stage {
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 10px;
  padding: 8px 0; position: relative;
}
.portal-stage + .portal-stage::before {
  content: ""; position: absolute; left: 4px; top: -8px; height: 16px; width: 1px;
  background: var(--rule);
}
.portal-stage__dot { width: 9px; height: 9px; border-radius: 50%; background: rgba(255,255,255,0.2); }
.portal-stage.is-done .portal-stage__dot { background: var(--success); }
.portal-stage.is-live .portal-stage__dot { background: var(--brand-alt); box-shadow: 0 0 0 4px rgba(91,184,232,0.18); }
.portal-stage b { font-family: var(--font-ui); font-size: 0.8rem; font-weight: 500; }
.portal-stage.is-live b { color: var(--fg); }
.portal-stage:not(.is-done):not(.is-live) b { color: var(--fg3); }
.portal-stage i { font-style: normal; font-size: 0.68rem; color: var(--fg3); }
.portal-progress { margin-top: 14px; }
.portal-progress i { display: block; height: 5px; border-radius: 5px; background: rgba(255,255,255,0.07); position: relative; overflow: hidden; }
.portal-progress i::after {
  content: ""; position: absolute; inset: 0; width: var(--p, 72%);
  background: linear-gradient(90deg, var(--brand), var(--brand-alt)); border-radius: 5px;
}
.portal-progress span { display: block; margin-top: 7px; font-family: var(--font-ui); font-size: 0.68rem; color: var(--fg3); }

/* ---- Screen 3: delivery + QA ---- */
.portal-delivery { display: flex; flex-direction: column; gap: 12px; }
.portal-delivery__head { display: flex; flex-direction: column; gap: 3px; }
.portal-delivery__ver {
  align-self: flex-start; font-family: var(--font-ui); font-size: 0.6rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--brand-alt);
  border: 1px solid rgba(91,184,232,0.3); border-radius: var(--r-pill); padding: 0.18em 0.7em;
}
.portal-delivery__head strong { font-family: var(--font-ui); font-size: 0.95rem; }
.portal-delivery__meta { font-size: 0.7rem; color: var(--fg3); }
.portal-qa { list-style: none; margin: 0; padding: 12px; display: grid; gap: 8px;
  background: rgba(255,255,255,0.025); border: 1px solid var(--card-border); border-radius: 10px; }
.portal-qa li { display: flex; justify-content: space-between; align-items: baseline; }
.portal-qa span { font-size: 0.74rem; color: var(--fg2); }
.portal-qa b { font-family: var(--font-ui); font-size: 0.86rem; color: var(--brand-alt); }
.portal-dl { align-self: flex-start; padding: 0.7em 1.3em; font-size: var(--small); }
.portal-invoice { font-size: 0.68rem; color: var(--fg3); }

/* ---- Roadmap rail ---- */
.portal-road { margin-top: var(--s6); }
.portal-road__lead { font-family: var(--font-ui); font-size: 0.8rem; color: var(--fg3); margin-bottom: var(--s3); }
.portal-road__rail { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px;
  grid-template-columns: repeat(4, 1fr); }
.portal-road__node {
  position: relative;
  background: rgba(255,255,255,0.025); border: 1px solid var(--card-border);
  border-radius: var(--r-card); padding: var(--s3);
  display: flex; flex-direction: column; gap: 6px;
}
.portal-road__node::after {
  content: "→"; position: absolute; right: -13px; top: 50%; transform: translateY(-50%);
  color: var(--fg3); font-size: 0.85rem;
}
.portal-road__node:last-child::after { content: none; }
.portal-road__node .badge { align-self: flex-start; }
.portal-road__node b { font-family: var(--font-ui); font-size: 0.92rem; font-weight: 600; }
.portal-road__node i { font-style: normal; font-size: 0.74rem; color: var(--fg3); }

/* ---- Responsive: collapse ≤860px ---- */
@media (max-width: 860px) {
  .portal-frame { width: 100%; }
  .portal-frame--a, .portal-frame--b, .portal-frame--c { margin-left: 0; }
  .portal-frame--b, .portal-frame--c { margin-top: var(--s3); }
  .portal-road__rail { grid-template-columns: 1fr; }
  .portal-road__node::after { content: "↓"; right: 50%; top: auto; bottom: -13px; transform: translateX(50%); }
}


/* ========== §journey ========== */
.journey { overflow: hidden; }
.journey .glow-field::before { opacity: 0.14; top: -28vw; }
.journey .glow-field::after { opacity: 0.10; }
.journey__head { max-width: 62ch; margin-bottom: var(--s6); }
.journey__title { margin-block: var(--s3) var(--s3); }
.journey__lead { max-width: 60ch; }

/* ---------- The rail ---------- */
.journey__rail {
  list-style: none; margin: 0; padding: 0;
  position: relative;
  display: grid;
  gap: var(--s4);
}
/* mobile: vertical spine line */
.journey__rail::before {
  content: ""; position: absolute;
  left: 13px; top: 8px; bottom: 8px; width: 2px;
  background: var(--rule);
}
.journey__rail::after {
  content: ""; position: absolute;
  left: 13px; top: 8px; width: 2px; height: 0;
  background: linear-gradient(180deg, var(--brand), var(--brand-alt));
  box-shadow: 0 0 18px rgba(91,184,232,0.45);
  transform-origin: top;
}

.journey__node {
  position: relative;
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: var(--s3);
  align-items: start;
  opacity: 0.32;
  transition: opacity var(--t-med) var(--ease-out);
}
.journey__node.is-on { opacity: 1; }

.journey__dot {
  position: relative; z-index: 1;
  width: 28px; height: 28px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--bg-alt);
  border: 1.5px solid var(--rule);
  color: var(--fg3);
  transition: border-color var(--t-med) var(--ease-out), color var(--t-med) var(--ease-out), box-shadow var(--t-med) var(--ease-out), transform var(--t-med) var(--ease-spring);
}
.journey__node.is-on .journey__dot {
  border-color: var(--brand-alt); color: var(--brand-alt);
  box-shadow: 0 0 0 4px rgba(91,184,232,0.10), 0 0 22px rgba(91,184,232,0.30);
  transform: scale(1.06);
}
.journey__node--next.is-on .journey__dot {
  border-color: var(--gold); color: var(--gold);
  box-shadow: 0 0 0 4px rgba(255,215,0,0.10), 0 0 22px rgba(255,215,0,0.28);
}
.journey__node--after.is-on .journey__dot {
  border-color: var(--brand); color: #B2C5E9;
  box-shadow: 0 0 0 4px rgba(63,111,200,0.12);
}
.journey__ico { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.journey__card {
  border: 1px solid var(--card-border);
  border-radius: var(--r-card);
  background: rgba(255,255,255,0.025);
  padding: var(--s3);
  transition: border-color var(--t-med) var(--ease-out), background var(--t-med) var(--ease-out);
}
.journey__node.is-on .journey__card { border-color: rgba(91,184,232,0.28); background: rgba(255,255,255,0.045); }
.journey__node--next.is-on .journey__card { border-color: rgba(255,215,0,0.26); }
.journey__node--after.is-on .journey__card { border-color: rgba(63,111,200,0.28); }

.journey__stage {
  font-family: var(--font-ui); font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.16em; color: var(--fg3);
}
.journey__badgerow { display: flex; align-items: center; gap: var(--s2); flex-wrap: wrap; }
.journey__name { font-family: var(--font-ui); font-size: 1.08rem; margin-block: 0.2em 0.35em; color: var(--fg); }
.journey__badgerow .journey__name { margin-bottom: 0; }
.journey__hook { font-size: var(--small); color: var(--fg2); margin: 0.35em 0 0; line-height: 1.5; }

/* ---------- Footer recap ---------- */
.journey__foot { margin-top: var(--s6); text-align: center; }
.journey__line { display: none; }
.journey__close { font-size: var(--lead); color: var(--fg); max-width: 48ch; margin: 0 auto var(--s4); }
.journey__close .serif-accent { color: var(--brand-alt); }

/* ---------- Desktop: horizontal stepped rail ---------- */
@media (min-width: 861px) {
  .journey__rail {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--s5) var(--s4);
    padding-top: 46px;
  }
  .journey__rail::before {
    left: 0; right: 0; top: 22px; bottom: auto;
    width: auto; height: 2px;
  }
  .journey__rail::after {
    left: 0; top: 22px; width: 0; height: 2px;
    background: linear-gradient(90deg, var(--brand), var(--brand-alt));
  }
  .journey__node {
    grid-template-columns: 1fr;
    gap: var(--s3);
    text-align: left;
  }
  .journey__dot {
    margin-top: -46px;
    margin-left: 2px;
  }
  .journey__card { min-height: 132px; }
}
@media (min-width: 1080px) {
  .journey__rail { grid-template-columns: repeat(4, 1fr); }
}


/* ========== §cta ========== */
.cta-section {
  position: relative;
  overflow: hidden;
  padding-bottom: 0;
  isolation: isolate;
}
.cta-glow::before { opacity: 0.3; }
.cta-glow::after { opacity: 0.18; }

/* faint annotation grid behind the moment */
.cta-grid-lines {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(var(--rule) 1px, transparent 1px),
    linear-gradient(90deg, var(--rule) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(120% 90% at 50% 22%, #000 0%, transparent 72%);
  mask-image: radial-gradient(120% 90% at 50% 22%, #000 0%, transparent 72%);
  opacity: 0.5;
}

.cta-inner { position: relative; text-align: center; max-width: 920px; }
.cta-head {
  font-size: clamp(2.4rem, 6vw, 4.6rem);
  margin-inline: auto;
  max-width: 16ch;
}
.cta-lead {
  margin: var(--s3) auto 0;
  text-align: center;
}
.cta-actions {
  display: flex; justify-content: center; flex-wrap: wrap;
  gap: var(--s2);
  margin-top: var(--s4);
}
.cta-subline {
  display: inline-flex; align-items: center; gap: 0.6em;
  font-family: var(--font-ui);
  font-size: var(--small);
  color: var(--fg2);
  margin-top: var(--s3);
}
.cta-sub-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 12px var(--success);
  flex: none;
}

/* ---------- Footer ---------- */
.cta-footer {
  margin-top: var(--s7);
  border-top: 1px solid var(--rule);
  background: var(--bg-alt);
  padding-block: var(--s5);
}
.cta-foot-cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr)) 1.4fr;
  gap: var(--s4);
  align-items: start;
}
.cta-col__title {
  font-family: var(--font-ui);
  font-size: var(--eyebrow);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--fg3);
  margin-bottom: var(--s3);
}
.cta-col__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.7em; }
.cta-col__list a {
  display: inline-flex; align-items: center; gap: 0.5em;
  font-size: var(--small);
  color: var(--fg2);
  transition: color var(--t-fast) var(--ease-out);
}
.cta-col__list a:hover { color: var(--fg); }
.cta-ext { color: var(--fg3); font-size: 0.85em; }
.cta-col__list--static li {
  display: flex; align-items: center; gap: 0.6em;
  font-size: var(--small);
  color: var(--fg2);
}
.cta-trust-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--brand-alt);
  box-shadow: 0 0 10px rgba(91,184,232,0.6);
  flex: none;
}

.cta-col--brand { display: grid; gap: var(--s2); }
.cta-wordmark {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  color: var(--fg);
  justify-self: start;
}
.cta-wordmark:hover { color: var(--brand-alt); }
.cta-tagline {
  font-size: 1.15rem;
  color: var(--fg2);
  max-width: 22ch;
  margin: 0;
}
.cta-copyright {
  font-family: var(--font-ui);
  font-size: var(--small);
  color: var(--fg3);
  margin: 0;
}

/* slim legal row */
.cta-legal {
  display: flex; align-items: center; flex-wrap: wrap;
  gap: var(--s2) var(--s3);
  margin-top: var(--s5);
  padding-top: var(--s3);
  border-top: 1px solid var(--rule);
  font-family: var(--font-ui);
  font-size: 0.78rem;
  color: var(--fg3);
}
.cta-legal__mark { color: var(--fg2); font-weight: 500; }
.cta-legal__sep { flex: 1 1 auto; height: 1px; background: var(--rule); min-width: 24px; }
.cta-legal__links { display: inline-flex; gap: var(--s3); flex-wrap: wrap; }
.cta-legal__links a { transition: color var(--t-fast) var(--ease-out); }
.cta-legal__links a:hover { color: var(--fg2); }
.cta-legal__region { color: var(--fg3); }

@media (max-width: 860px) {
  .cta-foot-cols { grid-template-columns: 1fr 1fr; gap: var(--s4); }
  .cta-col--brand { grid-column: 1 / -1; order: -1; margin-bottom: var(--s2); }
  .cta-legal { gap: var(--s2); }
  .cta-legal__sep { display: none; }
  .cta-legal__region { width: 100%; }
}
@media (max-width: 520px) {
  .cta-foot-cols { grid-template-columns: 1fr; }
  .cta-actions .btn { flex: 1 1 auto; justify-content: center; }
}

/* ========== §video integration — real product recordings ========== */
.nav__logo-img { height: 30px; width: auto; display: block; }

.scene--video { background: #0B0D14; }
.scene--video video {
  width: 100%; height: 100%;
  object-fit: cover; object-position: top center;
}
.scene--intro video { object-fit: cover; }

.tools-panel__stage--video {
  position: relative;
  border-radius: 12px; overflow: hidden;
  border: 1px solid var(--rule);
  box-shadow: 0 18px 60px rgba(0,0,0,0.45),
              0 0 42px color-mix(in srgb, var(--c, var(--brand)) 14%, transparent);
  transform-style: preserve-3d;
}
.tools-panel__stage--video video {
  width: 100%; aspect-ratio: 16 / 9;
  object-fit: cover; object-position: top center;
  display: block;
}
.tools-panel__stage--video .tools-tag {
  position: absolute; bottom: 12px; left: 12px;
  font-family: var(--font-ui); font-size: 0.68rem; font-weight: 600;
  background: color-mix(in srgb, var(--ink) 78%, transparent);
  border: 1px solid var(--c, var(--brand));
  color: var(--c, var(--brand));
  padding: 0.3em 0.8em; border-radius: var(--r-pill);
  backdrop-filter: blur(6px);
}
.cta-footer .footer-wordmark { height: 26px; width: auto; opacity: 0.9; }
/* black monoline wordmark → invert on night register */
.nav__logo-img { filter: invert(1) brightness(1.1); }
.register-day .nav__logo-img { filter: none; }

/* ========== §veo ambient backgrounds ========== */
.hero { position: relative; }
.hero__bg { position: absolute; inset: 0; overflow: hidden; z-index: 0; }
.hero__bg video {
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.5;
}
.hero__bg-veil {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(5,5,8,0.55) 0%, rgba(5,5,8,0.35) 45%, var(--bg) 100%),
    radial-gradient(70% 60% at 30% 40%, rgba(5,5,8,0.25), rgba(5,5,8,0.7));
}
.hero .glow-field { z-index: 1; }
.hero__inner, .hero__scroll-hint { position: relative; z-index: 2; }

.cta-veo { position: absolute; inset: 0; overflow: hidden; z-index: 0; }
.cta-veo video { width: 100%; height: 100%; object-fit: cover; opacity: 0.35; }
.cta-veo::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, var(--bg) 0%, rgba(5,5,8,0.3) 35%, rgba(5,5,8,0.55) 100%);
}

/* ========== §hero teaching-story rotation ========== */
.hero__story-video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1.1s var(--ease-out);
}
.hero__story-video.is-active { opacity: 0.55; }
.story-word { display: inline-block; }

/* ========== §desk scene — human · monitor · machine ========== */
.desk-scene {
  position: relative;
  display: flex; align-items: flex-end; justify-content: center;
  gap: clamp(10px, 2.5vw, 42px);
  width: min(1180px, 96vw);
  padding-bottom: 18px;
  will-change: transform;
}
.monitor-wrap { position: relative; z-index: 2; width: min(720px, 76vw); flex: none; }
.monitor-wrap .laptop { width: 100%; }
.monitor-stand {
  width: clamp(70px, 9vw, 110px); height: clamp(34px, 4.5vw, 54px);
  margin: 0 auto;
  background: linear-gradient(180deg, #1A1D29, #0C0E15);
  clip-path: polygon(18% 0, 82% 0, 100% 100%, 0 100%);
  border-bottom: 2px solid rgba(255,255,255,0.07);
}
.desk-figure {
  width: clamp(130px, 17vw, 215px);
  height: auto; flex: none;
  color: rgba(255,255,255,0.45);
  margin-bottom: 6px;
  filter: drop-shadow(0 12px 28px rgba(0,0,0,0.5));
}
.desk-figure--machine circle, .desk-figure--machine rect[fill] { filter: drop-shadow(0 0 8px rgba(63,111,200,0.6)); }
.desk-surface {
  position: absolute; left: 1%; right: 1%; bottom: 0;
  height: 12px; border-radius: 6px;
  background: linear-gradient(180deg, #1B1F2D 0%, #0B0D14 100%);
  box-shadow: 0 24px 60px rgba(0,0,0,0.6), inset 0 1px 0 rgba(255,255,255,0.09);
}
@media (max-width: 920px) {
  .desk-figure { display: none; }
  .monitor-wrap { width: min(720px, 92vw); }
}

/* ========== §template wall ========== */
.twall { overflow: hidden; }
.twall__head { margin-bottom: var(--s5); }
.twall__rows { display: flex; flex-direction: column; gap: 18px; }
.twall__row { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); }
.twall__track {
  display: flex; gap: 18px; width: max-content;
  animation: twall-scroll 200s linear infinite; /* base only — JS setSpeed() overrides via PACE_SEC */
}
.twall__row[data-dir="right"] .twall__track { animation-direction: reverse; }
.twall__row:hover .twall__track { animation-play-state: paused; }
@keyframes twall-scroll { to { transform: translateX(-50%); } }
.twall__card {
  margin: 0; flex: none;
  width: clamp(250px, 27vw, 350px);
  border: 1px solid var(--card-border);
  border-radius: 12px; overflow: hidden;
  background: rgba(255,255,255,0.02);
  transition: transform var(--t-fast) var(--ease-out), border-color var(--t-fast) var(--ease-out), box-shadow var(--t-fast) var(--ease-out);
}
.twall__card:hover { transform: translateY(-4px); border-color: rgba(91,184,232,0.4); box-shadow: 0 12px 30px rgba(11,11,15,0.10); }
.twall__card video, .twall__card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; background: #07080D; }
.twall__card[data-jump] { cursor: pointer; padding: 0; }
.twall__card[data-jump]:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }
.twall__card figcaption {
  display: flex; align-items: center; gap: 0.5em;
  font-family: var(--font-ui); font-size: var(--small); font-weight: 500;
  color: var(--fg2); padding: 0.65em 0.9em;
}
.twall__card figcaption .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--c, var(--brand-alt)); flex: none; }
@media (prefers-reduced-motion: reduce) { .twall__track { animation: none; } }
/* RTL fix: the template wall is authored LTR. RTL parks the marquee off-screen (scroll-origin
   at the right), so the rows looked empty on /index-ar.html. Force the scroll container + track
   LTR; keep the Arabic captions right-to-left. */
.twall__row, .twall__track { direction: ltr; }
html[dir="rtl"] .twall__card figcaption { direction: rtl; }
.laptop-stage__line--long { font-size: 0.72em; white-space: nowrap; }
@media (max-width: 1100px) { .laptop-stage__line--long { font-size: 0.55em; } }

/* ========== §hero-on-the-desk + cinema templates ========== */
.anchor-alias { position: absolute; top: 0; }
.laptop-stage { position: relative; }
.laptop-stage .glow-field { position: absolute; }

.stage-hero {
  text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: var(--s2);
  max-width: 880px;
}
.stage-hero h1 { font-size: clamp(2.2rem, 5.4vw, 4.2rem); }
.stage-hero .lead { margin: 0 auto; }
.stage-hero .hero__actions { margin-top: var(--s2); display: flex; gap: var(--s2); flex-wrap: wrap; justify-content: center; }
/* Hero identity line — "what Annota8 is + who it's for"; revealed with a typewriter effect (js/main.js) */
.stage-id {
  max-width: 62ch;
  font-family: 'Instrument Serif', Georgia, serif;
  font-style: italic;
  font-size: clamp(1.2rem, 2.1vw, 1.65rem);
  font-weight: 700; line-height: 1.4; letter-spacing: 0.01em;
  color: var(--day-fg);
  min-height: 1.5em;
  margin-top: 0.5rem;
}
[dir="rtl"] .stage-id {
  font-family: 'IBM Plex Sans Arabic', system-ui, sans-serif;
  font-style: normal;
  font-weight: 500;
  letter-spacing: 0;
}
.stage-id .tw-u { opacity: 0; }       /* typewriter units (chars EN / words AR) start hidden, revealed in place */
html.no-js .stage-id .tw-u,           /* JS off → nothing to type, show full text */
.stage-id.tw-instant .tw-u { opacity: 1; }
.stage-id .tw-caret {
  display: inline-block; width: 2px; height: 1.05em; vertical-align: -0.16em;
  background: var(--brand); margin-inline-start: 0.06em; border-radius: 1px;
  animation: twBlink 1.05s steps(1) infinite;
}
@keyframes twBlink { 50% { opacity: 0; } }
@media (prefers-reduced-motion: reduce) {
  .stage-id .tw-u { opacity: 1 !important; }   /* no typing for reduced-motion */
  .stage-id .tw-caret { display: none; }
}

/* tighter sticky composition: copy → desk */
.laptop-stage__sticky { gap: var(--s3); }
.laptop-stage__head { position: relative; }
.laptop-stage__title { height: 2.2em; font-size: clamp(1.4rem, 3vw, 2.2rem); }

/* cinema layout for the template showcase */
.tools-stage__grid {
  display: flex; flex-direction: column; gap: var(--s3);
}
.tools-rail {
  display: flex; flex-direction: row; flex-wrap: wrap; gap: 8px;
  justify-content: center;
}
.tools-rail__item {
  font-family: var(--font-ui); font-size: var(--small); font-weight: 500;
  display: inline-flex; align-items: center; gap: 0.5em;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--card-border); border-radius: var(--r-pill);
  color: var(--fg2); padding: 0.5em 1.1em; cursor: pointer;
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}
.tools-rail__item.is-active {
  color: var(--fg); border-color: rgba(91,184,232,0.45);
  background: rgba(91,184,232,0.07);
}
.tools-rail__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--c, var(--brand-alt)); }

.tools-deck { position: relative; width: 100%; }
.tools-panel { width: 100%; }
.tools-panel__meta {
  display: flex; align-items: baseline; gap: var(--s2);
  flex-wrap: wrap; margin-bottom: var(--s2);
}
.tools-panel__meta p { margin: 0; }
.tools-panel__stage--video { width: min(1080px, 100%); margin-inline: auto; }
.tools-panel__stage--video video { aspect-ratio: 16 / 9; }

/* smoother crossfades everywhere */
.scene { transition: none; }
.tools-panel { transition: opacity 0.5s var(--ease-out); }
/* reel videos stack + crossfade inside the monitor */
.scene--reel video {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
  opacity: 0; transition: opacity 1s var(--ease-out);
}
.scene--reel video.is-active { opacity: 1; }

/* ========== §exact-content pass: desk caption + dataset feed ========== */
.desk-caption {
  font-family: var(--font-ui); font-size: var(--small);
  color: var(--fg2); margin-top: var(--s2);
}
.feed-layer { position: absolute; inset: 0; pointer-events: none; z-index: 3; }
.feed-chip {
  position: absolute; top: 38%; left: 6%;
  font-family: var(--font-ui); font-size: 0.66rem; font-weight: 600;
  color: var(--c, var(--brand-alt));
  border: 1px solid var(--c, var(--brand-alt));
  background: color-mix(in srgb, var(--ink) 82%, transparent);
  padding: 0.25em 0.7em; border-radius: var(--r-pill);
  opacity: 0;
  animation: feedFlow 6.4s linear infinite;
  animation-delay: var(--d, 0s);
}
@keyframes feedFlow {
  0%   { left: 6%;  top: 40%; opacity: 0; transform: scale(0.9); }
  12%  { opacity: 1; }
  46%  { left: 47%; top: 30%; opacity: 1; transform: scale(1); }
  54%  { opacity: 0.15; }                    /* absorbed into the screen */
  62%  { opacity: 0.9; left: 58%; top: 30%; } /* re-emerges as learned signal */
  88%  { opacity: 1; }
  100% { left: 86%; top: 42%; opacity: 0; transform: scale(0.85); }
}
@media (max-width: 920px) { .feed-layer { display: none; } }
@media (prefers-reduced-motion: reduce) { .feed-chip { animation: none; opacity: 0; } }

/* ========== §bright hero — pastel landscape (light register) ========== */
.laptop-stage--bright {
  background: linear-gradient(180deg, #F5F5FF 0%, #F0D9FF 34%, #CFDBF1 62%, #C7E8F5 100%);
}
.laptop-stage--bright .glow-field { display: none; }
.laptop-stage--bright .stage-hero h1,
.laptop-stage--bright .laptop-stage__title { color: var(--day-fg); }
.laptop-stage--bright .stage-hero .lead { color: var(--day-fg2); }
.laptop-stage--bright .pill--brand { background: rgba(63,111,200,0.1); border-color: rgba(63,111,200,0.35); color: var(--brand-ink-strong); }
.laptop-stage--bright .btn--brand { background: var(--day-fg); color: #fff; }
.laptop-stage--bright .btn--ghost { color: var(--day-fg); border-color: rgba(11,11,15,0.22); }
.laptop-stage--bright .bbox-frame rect { stroke: var(--brand); }
.laptop-stage--bright .bbox-frame .corner { fill: var(--brand); }
.laptop-stage--bright .bbox-label { background: var(--brand); color: #fff; }

.desk-scene--bright { display: block; width: min(1280px, 100vw); padding-bottom: 0; }
.scene-sky { position: absolute; inset: 0; pointer-events: none; }
.scene-hills {
  position: absolute; left: 50%; transform: translateX(-50%);
  bottom: 0; width: 120vw; height: 52%;
  pointer-events: none;
}
.desk-scene--bright .monitor-wrap {
  position: relative; z-index: 2;
  width: min(620px, 72vw); margin: 0 auto;
}
.desk-scene--bright .laptop__screen { box-shadow: 0 30px 80px rgba(42,47,58,0.28); }
.scene-chair {
  position: absolute; z-index: 2;
  width: clamp(90px, 11vw, 150px);
  left: calc(50% - min(310px, 36vw) - clamp(60px, 8vw, 120px));
  bottom: 40px;
}
.scene-desk {
  position: relative; z-index: 1;
  width: min(880px, 88vw); height: clamp(70px, 9vw, 120px);
  margin: -6px auto 0;
  display: block;
}
@media (max-width: 920px) { .scene-chair { display: none; } }

/* nav over the bright hero */
.nav--onlight .nav__links a { color: var(--day-fg2); }
.nav--onlight .nav__links a:hover { color: var(--day-fg); }
.nav--onlight .nav__logo-img { filter: none; }
.nav--onlight .btn--ghost { color: var(--day-fg); border-color: rgba(11,11,15,0.25); }
.nav--onlight .btn--primary { background: var(--day-fg); color: #fff; }
.nav--onlight.nav--solid { background: rgba(250,250,248,0.8); box-shadow: 0 1px 0 var(--day-rule); }

/* ========== §scale-ops console (side rail + cinema video) ========== */
.sops__head { margin-bottom: var(--s4); }
.sops__grid { display: grid; grid-template-columns: 240px 1fr; gap: var(--s4); align-items: start; }
.sops__rail { flex-direction: column; align-items: stretch; position: sticky; top: 110px; }
.sops__rail .tools-rail__item { justify-content: flex-start; pointer-events: auto; }
.sops__deck { position: relative; }
.sops__panel { margin: 0; display: none; }
.sops__panel.is-active { display: block; animation: sopsIn 0.55s var(--ease-out); }
@keyframes sopsIn { from { opacity: 0; transform: translateY(14px) scale(0.985); } to { opacity: 1; transform: none; } }
.sops__panel video {
  width: 100%; aspect-ratio: 16/9; object-fit: cover;
  border-radius: 12px; border: 1px solid var(--rule);
  box-shadow: 0 18px 60px rgba(0,0,0,0.45);
}
.sops__panel figcaption {
  font-family: var(--font-ui); font-size: var(--small); color: var(--fg2);
  padding-top: 0.7em;
}
@media (max-width: 920px) { .sops__grid { grid-template-columns: 1fr; } .sops__rail { position: static; flex-direction: row; flex-wrap: wrap; } }

/* tools showcase: side-rail like the ops console */
.tools-stage__grid { display: grid; grid-template-columns: 200px 1fr; gap: var(--s4); align-items: start; }
.tools-rail { flex-direction: column; align-items: stretch; position: sticky; top: 110px; }
.tools-rail .tools-rail__item { justify-content: flex-start; }
@media (max-width: 920px) { .tools-stage__grid { grid-template-columns: 1fr; } .tools-rail { position: static; flex-direction: row; flex-wrap: wrap; } }

.badge--beta { background: rgba(63,111,200,0.14); color: #B2C5E9; border: 1px solid rgba(63,111,200,0.35); }

/* ============================================================
   §FINAL PASS — bright scene · video fit · side rails · smoothness
   (overrides earlier rules; original artwork, brand pastel register)
   ============================================================ */

/* ---------- the bright opening scene ---------- */
.laptop-stage--bright {
  background: linear-gradient(180deg, #CFDBF1 0%, #F0D9FF 30%, #C7E8F5 62%, #F5F5FF 100%);
}
.laptop-stage--bright .laptop-stage__sticky { min-height: 100vh; overflow: hidden; }
.laptop-stage--bright .glow-field { display: none; }
.scene-sky {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, #CFDBF1 0%, #F0D9FF 30%, #C7E8F5 62%, #F5F5FF 100%);
}
.scene-sun {
  position: absolute; top: 8%; right: 16%;
  width: 300px; height: 300px; border-radius: 50%;
  background: radial-gradient(circle, #FFF3E4 0%, #FFE2C7 38%, transparent 70%);
  filter: blur(2px); opacity: 0.95;
}
.scene-hills { position: absolute; left: 0; right: 0; bottom: 0; height: 62%; width: 100%; }
.scene-hills--far  { filter: blur(3px); height: 74%; }
.scene-hills--mid  { filter: blur(1.5px); height: 66%; }
.scene-hills--near { height: 58%; }
.scene-hills--front{ height: 46%; }
.scene-mist {
  position: absolute; top: var(--mt, 50%); left: -30%;
  width: 70%; height: 56px; border-radius: 50%;
  background: rgba(255,255,255,0.75); filter: blur(26px);
  opacity: var(--mo, 0.7);
  animation: mistDrift var(--md, 100s) linear infinite;
}
@keyframes mistDrift { to { transform: translateX(230%); } }

/* the workstation, grounded in the scene */
.desk-scene--bright { position: absolute; inset: 0; display: block; }
.desk-scene--bright .monitor-wrap {
  position: absolute; left: 50%; bottom: 16%;
  transform: translateX(-50%);
  width: min(620px, 64vw);
}
.desk-scene--bright .scene-chair {
  position: absolute; left: calc(50% - min(310px, 32vw) - clamp(70px, 9vw, 130px));
  bottom: 14.5%; width: clamp(90px, 11vw, 150px); height: auto;
}
.desk-scene--bright .scene-desk {
  position: absolute; left: 50%; bottom: 12%;
  transform: translateX(-50%);
  width: min(860px, 84vw); height: clamp(60px, 9vw, 110px);
}
.scene-shadow {
  position: absolute; left: 50%; bottom: 10.2%;
  transform: translateX(-50%);
  width: min(900px, 88vw); height: 34px; border-radius: 50%;
  background: radial-gradient(ellipse, rgba(42,47,58,0.28), transparent 70%);
  filter: blur(8px);
}

/* hero copy floats over the sky */
.laptop-stage--bright .stage-hero {
  position: relative; z-index: 4;
  padding-top: clamp(90px, 12vh, 150px);
}
.laptop-stage--bright .stage-hero h1,
.laptop-stage--bright .stage-hero .lead { color: var(--day-fg); }
.laptop-stage--bright .stage-hero .lead { color: var(--day-fg2); max-width: 62ch; }
.laptop-stage--bright .laptop-stage__head { position: absolute; top: clamp(90px, 12vh, 150px); left: 0; right: 0; z-index: 3; }
.laptop-stage--bright .laptop-stage__title .serif-accent { color: inherit; }

/* nav over the bright scene: ink text, original black wordmark */
.nav--onlight .nav__links a { color: var(--day-fg2); }
.nav--onlight .nav__links a:hover { color: var(--day-fg); }
.nav--onlight .nav__logo-img { filter: none; }
.nav--onlight .btn--ghost { color: var(--day-fg); border-color: rgba(11,11,15,0.18); }
.nav--onlight .btn--primary { background: var(--day-fg); color: #fff; }
.nav--onlight.nav--solid { background: rgba(250,250,248,0.8); box-shadow: 0 1px 0 rgba(11,11,15,0.08); }

/* ---------- every video fits its frame ---------- */
.laptop__viewport { aspect-ratio: 16 / 9; background: #0B0D14; }
.scene--video video { object-fit: contain; object-position: center; background: #0B0D14; }
.tools-panel__stage--video video { object-fit: contain; background: #07080D; }
.sops__panel video { width: 100%; aspect-ratio: 16 / 9; object-fit: contain; background: #07080D; display: block; }

/* ---------- side-rail layouts: list LEFT · big video RIGHT ---------- */
.tools-stage__grid, .sops__grid {
  display: grid; grid-template-columns: clamp(180px, 18vw, 240px) 1fr;
  gap: clamp(16px, 3vw, 44px); align-items: start;
}
.tools-rail { flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 8px; }
.tools-rail__item { justify-content: flex-start; }
.tools-deck, .sops__deck { position: relative; width: 100%; }
.tools-panel__stage--video { width: 100%; max-width: none; }
@media (max-width: 860px) {
  .tools-stage__grid, .sops__grid { grid-template-columns: 1fr; }
  .tools-rail { flex-direction: row; flex-wrap: wrap; }
}

/* sops panels stack + swap like tools */
.sops__panel { margin: 0; display: none; }
.sops__panel.is-active { display: block; }
.sops__panel video { border-radius: 12px; border: 1px solid var(--rule); box-shadow: 0 18px 60px rgba(0,0,0,0.45); }
.sops__panel figcaption {
  font-family: var(--font-ui); font-size: 0.78rem; color: var(--fg2);
  padding-top: 0.7em;
}
.sops__head { margin-bottom: var(--s4); }

/* ---------- hero composition fix: copy top · workstation bottom, never overlapping ---------- */
.laptop-stage--bright .laptop-stage__sticky {
  display: flex; flex-direction: column;
  justify-content: flex-start;
  padding-block: 0;
}
.laptop-stage--bright .stage-hero {
  padding-top: clamp(76px, 10vh, 120px);
  gap: var(--s1);
}
.laptop-stage--bright .stage-hero .lead {
  font-size: clamp(0.92rem, 1.25vw, 1.08rem);
  max-width: 58ch; line-height: 1.55;
}
.laptop-stage--bright .stage-hero .hero__actions { margin-top: var(--s1); }
.laptop-stage--bright .stage-hero .hero__actions .btn { padding: 11px 22px; }

/* workstation: smaller, anchored low, behind the copy plane */
.desk-scene--bright .monitor-wrap {
  width: min(540px, 52vw);
  bottom: 9%;
  z-index: 1;
}
.desk-scene--bright .scene-chair {
  left: calc(50% - min(270px, 26vw) - clamp(60px, 8vw, 110px));
  bottom: 8%;
  width: clamp(80px, 9vw, 130px);
}
.desk-scene--bright .scene-desk { bottom: 5.5%; width: min(760px, 76vw); }
.scene-shadow { bottom: 4%; width: min(800px, 80vw); }

@media (max-height: 760px) {
  .laptop-stage--bright .stage-hero .lead { display: none; }
  .desk-scene--bright .monitor-wrap { width: min(480px, 48vw); }
}

/* ============================================================
   §FRAMELESS SHOWCASE — full UI, no window, soft shadow halo
   ============================================================ */
.show-stage { width: 100%; min-width: 0; }
.show-chips {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-bottom: var(--s2);
}
.show-chip {
  font-family: var(--font-ui); font-size: 0.78rem; font-weight: 500;
  color: var(--fg2);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--card-border); border-radius: var(--r-pill);
  padding: 0.42em 1em; cursor: pointer;
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}
.show-chip.is-active {
  color: var(--fg);
  border-color: color-mix(in srgb, var(--c, var(--brand-alt)) 55%, transparent);
  background: color-mix(in srgb, var(--c, var(--brand-alt)) 10%, transparent);
}
.show-frame {
  position: relative; margin: 0; border-radius: 14px; overflow: hidden;
  box-shadow:
    0 30px 90px rgba(0,0,0,0.55),
    0 0 70px rgba(63,111,200,0.10);
}
.show-frame video {
  display: block; width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: contain; background: #07080D;
}
.show-caption {
  display: flex; justify-content: space-between; align-items: baseline; gap: var(--s2);
  font-family: var(--font-ui); font-size: 0.8rem; color: var(--fg2);
  padding-top: 0.8em; margin: 0;
}
.show-hint { font-size: 0.68rem; color: var(--fg3); letter-spacing: 0.06em; }

/* sops frameless */
.sops--frameless .sops__panel video { border: none; box-shadow: 0 30px 90px rgba(0,0,0,0.55), 0 0 70px rgba(91,184,232,0.08); border-radius: 14px; }

/* agentic live recording */
.ai-live { width: min(1080px, 100%); margin: var(--s4) auto 0; }
.ai-live video { aspect-ratio: 16 / 9; object-fit: contain; background: #07080D; width: 100%; display: block; }

/* ============================================================
   §LIGHT REGISTER — original-site day theme everywhere
   (paper bg, ink text, white cards, dark pill CTAs)
   ============================================================ */
body { background: var(--bg); color: var(--fg); }
::selection { background: var(--brand); color: #fff; }
.grain::after { opacity: 0.05; filter: invert(1); }

/* nav: always the light treatment; original black wordmark */
.nav__logo-img { filter: none !important; }
.nav__links a { color: var(--fg2); }
.nav__links a:hover { color: var(--fg); }
.nav--solid { background: var(--nav-bg); box-shadow: 0 1px 0 var(--rule); }
.btn--ghost { color: var(--fg); border-color: var(--card-border); }
.btn--primary, .btn--brand { background: var(--cta-bg); color: var(--cta-fg); }
.btn--primary:hover, .btn--brand:hover { box-shadow: 0 12px 32px rgba(11,11,15,0.22); }

/* components that hardcoded white-alpha surfaces → ink-alpha on paper */
.pill { background: rgba(11,11,15,0.03); color: var(--fg2); border-color: var(--card-border); }
.pill--brand { background: rgba(63,111,200,0.08); color: var(--brand-ink-strong); border-color: rgba(63,111,200,0.35); }
.card { background: #ffffff; }
.tools-rail__item, .show-chip {
  background: rgba(11,11,15,0.03); color: var(--fg2); border-color: var(--card-border);
}
.tools-rail__item.is-active { color: var(--fg); background: rgba(91,184,232,0.08); border-color: rgba(91, 184, 232, 0.45); }
.show-chip.is-active { color: var(--fg); }
.badge--live  { background: rgba(0,168,138,0.10); color: var(--teal-ink); border-color: rgba(0,168,138,0.35); }
.badge--next  { background: rgba(218,165,32,0.12); color: #8A6700; border-color: rgba(218,165,32,0.4); }
.badge--after { background: rgba(11,11,15,0.05); color: var(--fg2); border-color: var(--card-border); }
.badge--vision{ background: rgba(63,111,200,0.10); color: var(--brand-ink-strong); border-color: rgba(63,111,200,0.35); }
.badge--beta  { background: rgba(63,111,200,0.10); color: var(--brand-ink-strong); border: 1px solid rgba(63,111,200,0.35); }

/* frameless stages on paper: lighter halos, videos keep dark letterbox */
.show-frame { box-shadow: 0 26px 70px rgba(11,11,15,0.18), 0 0 50px rgba(63,111,200,0.08); }
.sops--frameless .sops__panel video { box-shadow: 0 26px 70px rgba(11,11,15,0.18), 0 0 50px rgba(91,184,232,0.07); }
.tools-panel__stage--video { box-shadow: 0 22px 60px rgba(11,11,15,0.16); }
.show-caption, .sops__panel figcaption { color: var(--fg2); }
.show-hint { color: var(--fg3); }
.eyebrow { color: var(--fg3); }
p, p.lead { color: var(--fg2); }
.glow-field::before { opacity: 0.10; }
.glow-field::after { opacity: 0.08; }

/* scene captions over the bright hero */
.laptop-stage__title, .laptop-stage__line { color: var(--fg); }

/* twall cards on paper */
.twall__card { background: #ffffff; border-color: var(--card-border); }
.twall__card figcaption { color: var(--fg2); }

/* footer light */
.cta-footer { border-top: 1px solid var(--rule); }

/* ============================================================
   §PHOTOREAL HERO SCENE (Gemini) — real laptop seated on the desk
   ============================================================ */
.laptop-stage--bright { background: #E8EEF8; }
.desk-scene--bright .scene-photo {
  position: absolute; top: 0; left: 50%;
  width: 100vw; height: 100%;
  transform: translateX(-50%);
  object-fit: cover; object-position: center 42%;
  z-index: 0;
}
.laptop-stage--bright .laptop-stage__sticky { width: 100%; }
.desk-scene--bright {
  position: absolute; top: 0; bottom: 0;
  left: 50%; right: auto;
  width: 100vw; max-width: none;
  transform: translateX(-50%);
  display: block; padding: 0;
}
/* photo framed so the desk lands low-centre; laptop seated ON the desk surface */
.desk-scene--bright .scene-photo { object-position: center 38%; }
.desk-scene--bright .monitor-wrap {
  position: absolute;
  left: 50%; bottom: 30%;
  transform: translateX(-50%);
  width: min(230px, 22vw);
  z-index: 2;
}
.desk-scene--bright .laptop__screen {
  border-radius: 8px;
  border: 3px solid #14161E;
  box-shadow: 0 14px 30px rgba(20,22,30,0.5), 0 0 40px rgba(63,111,200,0.18);
}
/* subtle contact shadow under the laptop on the desk */
.desk-scene--bright .monitor-wrap::after {
  content: ""; position: absolute; left: 6%; right: 6%; bottom: -14px; height: 16px;
  background: radial-gradient(ellipse, rgba(20,22,30,0.45), transparent 72%);
  filter: blur(5px);
}

/* ============================================================
   §BAKED-LAPTOP PLATE — photo + live screen scale as one unit
   screen mapped onto the laptop in the Gemini image (measured rect)
   ============================================================ */
.desk-scene--bright { position: absolute; inset: 0; left: 0; right: 0; width: 100%; max-width: none; transform: none; overflow: hidden; }
.scene-plate {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: max(100vw, 179.1vh);   /* cover viewport, keep image aspect 1920:1072 */
  aspect-ratio: 1920 / 1072;
  will-change: transform;
}
.scene-plate .scene-photo {
  position: static; width: 100%; height: 100%;
  object-fit: fill; object-position: center; transform: none;
  display: block;
}
/* the live screen, seated on the baked laptop (measured: ~46% / 46% / 8.4% / 9.6%) */
.scene-screen {
  position: absolute;
  left: 45.9%; top: 46.0%; width: 8.5%; height: 9.7%;
  z-index: 2;
}
.scene-screen .laptop__screen {
  width: 100%; height: 100%;
  border: none; border-radius: 3px; box-shadow: none;
  overflow: hidden; background: #0B0D14;
}
.scene-screen .laptop__viewport { width: 100%; height: 100%; aspect-ratio: auto; }
.scene-screen .scene--video { position: absolute; inset: 0; }
.scene-screen .scene--video video { width: 100%; height: 100%; object-fit: cover; }

/* corrected screen rect for the new frontal empty-screen laptop (measured) */
.desk-scene--bright .scene-screen {
  left: 39.6%; top: 42.3%; width: 20.6%; height: 24.4%;
}
.desk-scene--bright .scene-screen .laptop__screen { border-radius: 4px; }
.desk-scene--bright .scene-screen .scene--video video { object-fit: cover; }

/* ============================================================
   §APP SETTLE — Mercury-style: app lands centred & contained
   ============================================================ */
.app-settle {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  opacity: 0; pointer-events: none;
  z-index: 6;
}
.app-settle__frame {
  width: min(1240px, 90vw);
  aspect-ratio: 16 / 10;
  border-radius: 16px; overflow: hidden;
  background: #0B0D14;
  box-shadow: 0 50px 130px rgba(11,11,15,0.38), 0 0 60px rgba(63,111,200,0.12);
  transform: scale(0.7);
  will-change: transform;
}
.app-settle__frame video { width: 100%; height: 100%; object-fit: cover; display: block; }


/* ============================================================
   §HERO MORPH (recovered) — one film, laptop -> floating window
   overrides the older baked/app-settle hero rules above (last wins)
   ============================================================ */
.laptop-stage--bright { background: #E8EEF8; }
.laptop-stage--bright .laptop-stage__sticky {
  width: 100%; min-height: 100vh; overflow: hidden;
  display: flex; flex-direction: column; justify-content: flex-start;
  padding-block: 0;
}
.laptop-stage--bright .stage-hero {
  padding-top: clamp(84px, 11vh, 150px);
  gap: var(--s1);
  position: relative; z-index: 7; text-align: center;
}
.laptop-stage--bright .stage-hero h1 {
  font-size: clamp(2.7rem, 6.6vw, 5.2rem);
  line-height: 0.96; letter-spacing: -0.045em; font-weight: 700;
  max-width: 15ch; margin-inline: auto;
  text-shadow: 0 1px 1px rgba(255,255,255,0.5), 0 6px 44px rgba(255,255,255,0.42);
}
.laptop-stage--bright .stage-hero h1 .hl-line { display: block; }
.laptop-stage--bright .stage-hero h1 .hl-2 { color: var(--day-fg, #0B0B0F); }
/* Arabic hero: the Latin 0.96 line-height collides for Arabic (tall letters + shadda),
   and negative tracking breaks Arabic's cursive joining. Loosen + zero the tracking. */
[dir="rtl"] .laptop-stage--bright .stage-hero h1 { line-height: 1.18; letter-spacing: 0; font-size: clamp(2rem, 5vw, 4rem); }
.laptop-stage--bright .stage-hero .stage-sub {
  font-size: clamp(1.05rem, 1.55vw, 1.4rem);
  max-width: 40ch; margin: 0.85rem auto 0; line-height: 1.5;
  color: var(--day-fg2, #5a5570); font-weight: 500;
  text-shadow: 0 1px 18px rgba(255,255,255,0.5);
}
.laptop-stage--bright .stage-hero .stage-sub .sub-key { color: var(--day-fg, #1a1726); font-weight: 700; }

/* baked-laptop plate — photo + invisible screen anchor scale as one */
.desk-scene--bright {
  position: absolute; inset: 0; left: 0; right: 0;
  width: 100%; max-width: none; transform: none;
  overflow: hidden; background: var(--bg);
}
.scene-plate {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: max(100vw, 179.2vh);   /* cover viewport, keep image aspect 1376:768 */
  aspect-ratio: 1376 / 768;
  backface-visibility: hidden;
}
.scene-plate .scene-photo {
  position: static; width: 100%; height: 100%;
  object-fit: fill; object-position: center; transform: none;
  display: block;
}
/* invisible position marker at the laptop-screen rect (the film reads its rect) */
.scene-screen { position: absolute; z-index: 2; pointer-events: none; }
.desk-scene--bright .scene-screen {
  left: 45.67%; top: 42.93%; width: 8.73%; height: 10.27%;
}
/* ONE film element: tracks the laptop screen, then morphs into the floating window */
#hero-film {
  position: absolute; left: 0; top: 0; width: 12%; height: 7%;
  object-fit: contain; overflow: hidden; display: block;
  background: #ffffff; border-radius: 0; z-index: 5;
  pointer-events: none; will-change: left, top, width, height;
}
@media (max-height: 760px) {
  .laptop-stage--bright .stage-hero .stage-sub { font-size: 1.05rem; }
}


/* ========== §backed-by (marquee — ported 1:1 from annota8-brand AcceleratorBand) ========== */
.backers { overflow: hidden; border-top: 1px solid var(--rule); padding-block: 64px; }
.backers__head { text-align: center; max-width: 820px; margin: 0 auto 32px; }
.backers__head .eyebrow { color: #8A6700; }  /* dark amber — readable on #FAFAF8 (was #FFB547, 1.68:1 fail) */
.backers__title { font-family: var(--font-body); font-weight: 700; font-size: clamp(24px, 3vw, 36px); line-height: 1.2; letter-spacing: -0.02em; color: var(--fg); margin: 14px 0; }
.backers__head .lead { font-size: 15px; line-height: 1.6; color: var(--fg2); margin: 0 auto; max-width: 64ch; }
.backers-marquee {
  position: relative; overflow: hidden; border-radius: 18px;
  direction: ltr;  /* marquee is a JS LTR transform-scroll; force LTR so RTL pages get the identical animation/geometry (card content is English) */
  border: 1px solid rgba(11,11,15,0.12);
  background: rgba(11,11,15,0.02);
  cursor: grab; user-select: none; -webkit-user-select: none; margin-top: var(--s2);
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 60px, #000 calc(100% - 60px), transparent 100%);
          mask-image: linear-gradient(90deg, transparent 0, #000 60px, #000 calc(100% - 60px), transparent 100%);
}
.backers-track { display: flex; gap: 48px; padding: 24px 32px; width: max-content; will-change: transform; touch-action: pan-y; }
.backer-card {
  flex-shrink: 0; display: flex; align-items: center; gap: 18px; box-sizing: border-box;
  padding: 18px 26px; border-radius: 14px;
  background: #fff; border: 1px solid rgba(11,11,15,0.12);
  box-shadow: 0 4px 14px rgba(11,11,15,0.06);
  min-width: 280px; height: 88px;
  text-decoration: none; color: inherit;
  transition: border-color var(--t-fast) var(--ease-out), transform var(--t-fast) var(--ease-out);
}
.backer-card:hover { border-color: var(--bc, #3F6FC8); transform: translateY(-2px); }
.backer-card__logo { height: 36px; width: auto; max-width: 120px; object-fit: contain; flex-shrink: 0; pointer-events: none; }
.backer-card__logo--darken { filter: brightness(0); }
.backer-card__meta { pointer-events: none; }
.backer-card__meta b { display: block; font-family: var(--font-body); font-weight: 700; font-size: 14px; color: #0A0A0F; letter-spacing: -0.005em; line-height: 1.2; }
.backer-card__meta i { display: block; font-family: var(--font-ui); font-style: normal; font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; font-weight: 600; margin-top: 4px; }


/* ========== backdrop transparency overrides — show the fixed .a8-bg through ========== */
.ai-section { background: transparent; overflow: hidden; }
.pm { background: transparent; overflow: clip; }
.laptop-stage--bright { background: transparent; }   /* was #E8EEF8 — opaque fill hid the dotgrid/halo behind the floating window */
body { background: #FCFCFE; color: var(--fg); }       /* plain base; .a8-bg paints washes/dotgrid/halo/rings in every viewport */


/* ========== §tools-engine header — "Annotation Engine." rich format (recovered V6) ========== */
.tools-engine__head { max-width: 880px; margin: 0 auto var(--s6); text-align: center; }
.tools-engine__eyebrow { color: var(--brand); }
.tools-engine__title { font-family: var(--font-body); font-weight: 700; font-size: clamp(2.7rem, 6.4vw, 5rem); line-height: 1.0; letter-spacing: -0.035em; color: var(--fg); margin: var(--s2) 0 var(--s3); }
.tools-engine__sub { font-size: clamp(1.15rem, 1.9vw, 1.55rem); line-height: 1.4; font-weight: 500; color: var(--fg2); max-width: 44ch; margin: 0 auto; }
.tools-engine__lede { font-size: 1.02rem; line-height: 1.65; color: var(--fg2); max-width: 70ch; margin: var(--s4) auto 0; }
.tools-engine__lede strong { color: var(--fg); font-weight: 600; }
.tools-engine__proof { font-family: var(--font-ui); font-size: 0.84rem; letter-spacing: 0.01em; line-height: 1.55; color: var(--fg3); max-width: 64ch; margin: var(--s3) auto 0; }
.tools-engine__proof b { color: var(--brand); font-weight: 700; }


/* ========== §scale-ops cinematic — viewport-fit stage (P0 framing fix) ========== */
:root { --cine-nav: 110px; --cine-cap: 64px; --cine-gut: clamp(12px, 2.2vh, 28px); }

/* title card: normal flow, scrolls away before the pin (NOT pinned) */
.sops__intro { margin-bottom: var(--s2); }

/* pinned box holds ONLY [act caption + grid]; sized so the console always fits */
.sops__sticky {
  min-height: 100vh;            /* fallback for engines without svh */
  min-height: 100svh;
  display: grid; grid-template-rows: var(--cine-cap) 1fr;
  align-content: center; row-gap: var(--cine-gut);
  padding-top: var(--cine-nav); padding-bottom: var(--cine-gut);
  box-sizing: border-box;
}
.sops__actwrap { align-self: end; text-align: center; }
.sops__act {
  display: inline-flex; align-items: center; gap: 10px; margin: 0;
  font-family: var(--font-ui); font-size: clamp(0.82rem, 1.3vw, 1.02rem);
  letter-spacing: 0.2em; text-transform: uppercase; font-weight: 700; color: var(--brand);
}
.sops__act-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--brand);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--brand) 18%, transparent); }

.sops__grid { align-items: center; min-height: 0;
  --stage-h: calc(100vh - var(--cine-nav) - var(--cine-cap) - (var(--cine-gut) * 3));
  --stage-h: calc(100svh - var(--cine-nav) - var(--cine-cap) - (var(--cine-gut) * 3)); }
/* FIX: panels are position:absolute, so the deck has no intrinsic width — force the
   grid to a real [rail | deck] split so the deck column fills instead of collapsing to its border. */
.sops--frameless .sops__grid {
  display: grid;
  grid-template-columns: clamp(180px, 16vw, 230px) minmax(0, 1fr);
  column-gap: clamp(20px, 2.5vw, 40px);
  width: 100%;
}
.sops--frameless .sops__deck { min-width: 0; }

/* THE GUARANTEE: stage height is derived from the viewport, video letterboxes INTO it */
.sops--frameless .sops__deck {
  position: relative; min-height: 0;
  width: min(100%, calc(var(--stage-h) * 16 / 9));   /* 16:9 box that fits the stage height */
  aspect-ratio: 16 / 9; height: auto; margin-inline: auto;
  display: flex; align-items: center; justify-content: center;
  transform: translateY(var(--ops-rise, 0px)) scale(var(--ops-grow, 1));
  transform-origin: center center; will-change: transform;
  border-radius: 16px; overflow: hidden; background: #07080D;
  border: 1px solid color-mix(in srgb, var(--brand) 16%, var(--card-border));
  box-shadow: 0 30px 90px rgba(11,11,15,0.20), inset 0 0 0 1px rgba(255,255,255,0.05);
}
/* panels stacked & cross-faded (no display:none keyframe stutter) */
.sops--frameless .sops__panel {
  position: absolute; inset: 0; margin: 0; display: block;
  opacity: 0; visibility: hidden; transition: opacity 0.35s var(--ease-out, ease);
  animation: none !important;
}
.sops--frameless .sops__panel.is-active { opacity: 1; visibility: visible; }
.sops--frameless .sops__panel video {
  width: 100%; height: 100%; aspect-ratio: auto; object-fit: cover;
  background: #07080D; border: none; box-shadow: none; border-radius: 0; display: block;
}
/* per-screen label floats inside the frame (doesn't eat the height budget) */
.sops--frameless .sops__panel figcaption {
  position: absolute; left: 16px; bottom: 16px; margin: 0;
  padding: 7px 13px; color: #fff; font-family: var(--font-ui); font-size: 0.78rem;
  letter-spacing: 0.01em; background: rgba(7,8,13,0.60);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); border-radius: 9px;
}

/* rail = live chapter spine */
.sops__rail { position: relative; }
.sops__rail::before { content: ''; position: absolute; left: -14px; top: 4px; bottom: 4px; width: 2px;
  background: color-mix(in srgb, var(--brand) 16%, var(--rule)); border-radius: 2px; }
.sops__rail::after { content: ''; position: absolute; left: -14px; top: 4px; width: 2px;
  height: var(--ops-spine, 0%); max-height: calc(100% - 8px);
  background: linear-gradient(180deg, var(--brand), color-mix(in srgb, var(--brand) 70%, var(--brand-alt)));
  border-radius: 2px; box-shadow: 0 0 12px color-mix(in srgb, var(--brand) 45%, transparent); }
.sops__rail .tools-rail__item.is-lit .tools-rail__dot {
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--brand) 24%, transparent);
}

/* mobile / reduced-motion fallback: no 100vh-centered box, panels stack normally */
@media (max-width: 860px) {
  .sops__sticky { min-height: 0; display: block; padding-top: 0; }
  .sops__actwrap { display: none; }
  .sops--frameless .sops__deck { height: auto; transform: none; border-radius: 12px; }
  .sops--frameless .sops__panel { position: relative; opacity: 1; visibility: visible; }
  .sops--frameless .sops__panel:not(.is-active) { display: none; }
  .sops--frameless .sops__panel figcaption { position: static; background: none; color: var(--fg2);
    padding: 0.7em 0 0; -webkit-backdrop-filter: none; backdrop-filter: none; }
  .sops__rail::before, .sops__rail::after { display: none; }
}

/* ============================================================
   §cinema primitives — one gradient, motes, self-annotating bbox,
   kinetic char split, gradient underline. (window.A8.cinema)
   ============================================================ */
:root { --motion-grad: linear-gradient(135deg, var(--brand, #3F6FC8), var(--brand-alt, #5BB8E8)); }
#tools, #scale-ops .sops__sticky { position: relative; }

/* ambient data-motes (drift up behind content) */
.a8-motes { position: absolute; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; }
.a8-mote { position: absolute; bottom: -6%; font-family: var(--font-ui, sans-serif);
  font-size: 13px; font-weight: 600; opacity: 0; will-change: transform, opacity;
  animation: a8-mote-drift var(--d, 12s) linear var(--delay, 0s) infinite; }
@keyframes a8-mote-drift {
  0%   { transform: translate(0, 0);             opacity: 0; }
  12%  { opacity: 0.45; }
  72%  { opacity: 0.45; }
  100% { transform: translate(var(--x, 0), -118vh); opacity: 0; }
}
/* keep motes behind the real content of these sections */
#tools > .container, #tools > .tools-stage__sticky,
#scale-ops .sops__sticky > .container { position: relative; z-index: 1; }

/* self-annotating bbox over a target element */
.a8-bbox { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 3; pointer-events: none; overflow: visible; }
.a8-bbox .a8-bbox__line { fill: none; stroke: var(--brand, #3F6FC8); stroke-width: 1.4px; vector-effect: non-scaling-stroke; }
.a8-bbox .a8-bbox__c { fill: var(--brand-alt, #5BB8E8); }
.a8-bbox__pill { position: absolute; top: 10px; left: 10px; z-index: 4; pointer-events: none;
  font-family: var(--font-ui, sans-serif); font-size: 11px; letter-spacing: 0.04em; font-weight: 600;
  color: #fff; background: var(--brand, #3F6FC8); padding: 3px 9px; border-radius: 6px;
  box-shadow: 0 0 16px rgba(63,111,200,0.45); white-space: nowrap; }
.a8-bbox__pill b { font-weight: 700; opacity: 0.82; }

/* kinetic char split */
.a8-chw { display: inline-block; overflow: hidden; vertical-align: top; line-height: 1.04; }
.a8-ch  { display: inline-block; }

/* animated gradient underline (scaleX via --ul 0->1) */
.a8-underline { position: relative; display: inline-block; }
.a8-underline::after { content: ''; position: absolute; left: 0; right: 0; bottom: -0.32em; height: 2px;
  transform: scaleX(var(--ul, 0)); transform-origin: left center; border-radius: 2px;
  background: var(--motion-grad); box-shadow: 0 0 12px rgba(63,111,200,0.4); }

/* ============================================================
   §sops--cine — auto-playing cinematic console showcase
   normal flow, always fully visible, no pin/scrub.
   ============================================================ */
.sops--cine { background: transparent; }
.sops--cine .sops__intro { text-align: center; }
.sops-cine { max-width: 1120px; margin: 0 auto; position: relative; }
.sops-cine__cap {
  display: flex; align-items: center; justify-content: center; gap: 10px; margin: 0 0 1rem;
  font-family: var(--font-ui); font-size: clamp(0.82rem, 1.3vw, 1rem);
  letter-spacing: 0.18em; text-transform: uppercase; font-weight: 700; color: var(--brand);
}
.sops-cine__capdot { width: 8px; height: 8px; border-radius: 50%; background: var(--motion-grad);
  box-shadow: 0 0 12px rgba(63,111,200,0.5); }
.sops-cine__sep { opacity: 0.4; }
.sops-cine__cap [data-sops-name] { color: var(--fg2); font-weight: 600; letter-spacing: 0.06em; }
/* the console device — 16:9, always fits its width, never clipped */
.sops-cine__deck {
  position: relative; aspect-ratio: 16 / 9; width: 100%; border-radius: 16px; overflow: hidden;
  background: #07080D; border: 1px solid color-mix(in srgb, var(--brand) 16%, var(--card-border));
  box-shadow: 0 30px 90px rgba(11,11,15,0.20), inset 0 0 0 1px rgba(255,255,255,0.05);
}
.sops-cine__panel { position: absolute; inset: 0; margin: 0; opacity: 0; visibility: hidden;
  transition: opacity 0.4s var(--ease-out, ease); }
.sops-cine__panel.is-active { opacity: 1; visibility: visible; }
.sops-cine__panel video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; z-index: 1; }
.sops-cine__poster { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 2;
  transition: opacity 0.45s var(--ease-out, ease); }
.sops-cine__panel.is-playing .sops-cine__poster { opacity: 0; }
/* gradient progress bar along the bottom of the device */
.sops-cine__bar { position: absolute; left: 0; right: 0; bottom: 0; height: 3px; z-index: 5; background: rgba(255,255,255,0.08); }
.sops-cine__barfill { display: block; height: 100%; width: 100%; transform-origin: left; transform: scaleX(0);
  background: var(--motion-grad); box-shadow: 0 0 12px rgba(63,111,200,0.5); }
/* dots */
.sops-cine__dots { display: flex; flex-wrap: wrap; gap: 9px; justify-content: center; margin-top: 1.1rem; }
.sops-cine__dot { width: 9px; height: 9px; padding: 0; border-radius: 50%; border: 0; cursor: pointer;
  background: color-mix(in srgb, var(--fg) 16%, transparent); transition: transform .2s var(--ease-out), background .2s var(--ease-out); }
.sops-cine__dot.is-done { background: color-mix(in srgb, var(--brand-alt) 60%, transparent); }
.sops-cine__dot.is-active { background: var(--brand); transform: scale(1.5); box-shadow: 0 0 12px rgba(63,111,200,0.5); }
@media (max-width: 700px) { .sops-cine__cap { flex-wrap: wrap; } }

/* ============================================================
   §tools-cine — Annotation Engine showcase (reuses .sops-cine device)
   ============================================================ */
.tools-cine { max-width: 1120px; margin: 0 auto; position: relative; z-index: 1; }
.tools-cine__deck > video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; z-index: 1; }
.tools-cine__deck > .sops-cine__poster { z-index: 2; }
.tools-cine__deck.is-playing > .sops-cine__poster { opacity: 0; }
/* modality rail — horizontal pill tabs */
.tools-cine__rail { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 1.15rem; }
.tools-cine__tab { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 8px 16px; border-radius: 999px;
  border: 1px solid var(--card-border); background: transparent; cursor: pointer;
  font-family: var(--font-ui); font-size: 0.9rem; font-weight: 600; color: var(--fg2);
  transition: background .2s var(--ease-out), color .2s var(--ease-out), border-color .2s var(--ease-out); }
.tools-cine__tab:hover { border-color: var(--fg3); color: var(--fg); }
.tools-cine__tab.is-active { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.tools-cine__tabdot { width: 8px; height: 8px; border-radius: 50%; background: var(--c, var(--brand)); }
.tools-cine__tab.is-active .tools-cine__tabdot { box-shadow: 0 0 8px var(--c, var(--brand)); }
/* per-modality demo chips */
#tools .show-chips { display: flex; flex-wrap: wrap; gap: 7px; justify-content: center;
  max-width: 940px; margin: 0.85rem auto 0; }
#tools .show-chip { min-height: 44px; display: inline-flex; align-items: center; padding: 5px 12px; border-radius: 999px; border: 1px solid var(--card-border);
  background: transparent; cursor: pointer; font-family: var(--font-ui); font-size: 0.78rem; color: var(--fg3);
  transition: background .15s var(--ease-out), color .15s var(--ease-out), border-color .15s var(--ease-out); }
#tools .show-chip:hover { color: var(--fg); border-color: var(--fg3); }
#tools .show-chip.is-active { background: color-mix(in srgb, var(--c, var(--brand)) 14%, transparent);
  color: var(--fg); border-color: color-mix(in srgb, var(--c, var(--brand)) 40%, transparent); }

/* ===== §tools — master-detail browser (search + grouped chips · live preview) ===== */
#tools .tools-cine--browser { max-width: 1300px; }
.tools-cine--browser .tools-cine__rail { margin: 0 0 1.5rem; }
.tools-browser { display: grid; grid-template-columns: minmax(0, 360px) minmax(0, 1fr); gap: clamp(20px, 2.4vw, 38px); align-items: start; }
.tools-browser__list { min-width: 0; }
.tools-browser__preview { min-width: 0; position: sticky; top: 88px; }
@media (max-width: 980px) {
  .tools-browser { grid-template-columns: 1fr; gap: 1.4rem; }
  .tools-browser__preview { position: static; order: -1; }
}
/* filter input */
.tools-browser__search { position: relative; display: block; margin: 0 0 1.1rem; }
.tools-browser__search svg { position: absolute; inset-inline-start: 14px; top: 50%; transform: translateY(-50%); color: var(--fg3); pointer-events: none; }
.tools-browser__search input { width: 100%; height: 44px; padding-block: 0; padding-inline: 42px 14px; border-radius: 12px;
  border: 1px solid var(--card-border); background: var(--bg); color: var(--fg);
  font-family: var(--font-ui); font-size: 0.92rem; transition: border-color .15s var(--ease-out), box-shadow .15s var(--ease-out); }
.tools-browser__search input::placeholder { color: var(--fg3); }
.tools-browser__search input:focus { outline: none; border-color: var(--brand);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 16%, transparent); }
/* groups (override the old centered flex on #show-chips) */
#tools .show-chips { display: block; max-width: none; margin: 0; }
.show-group { margin: 0 0 1.05rem; }
.show-group[hidden] { display: none; }
.show-group__head { font-family: var(--font-ui); font-size: 0.7rem; font-weight: 600; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--fg3); margin: 0 0 0.55rem; }
.show-group__chips { display: flex; flex-wrap: wrap; gap: 7px; justify-content: flex-start; }
#tools .show-chip[hidden] { display: none; }
/* show-all / show-fewer toggle */
.tools-browser__more { margin-top: 0.35rem; min-height: 38px; padding: 7px 15px; border-radius: 999px; cursor: pointer;
  border: 1px dashed var(--card-border); background: transparent; color: var(--fg2);
  font-family: var(--font-ui); font-size: 0.78rem; transition: color .15s var(--ease-out), border-color .15s var(--ease-out); }
.tools-browser__more:hover { color: var(--fg); border-color: var(--fg3); }
.tools-browser__more[hidden] { display: none; }
/* RTL: caption + chips read from the start edge */
[dir="rtl"] .tools-cine--browser .sops-cine__cap { justify-content: flex-start; }

/* §sops scene buttons — named pills (match the Annotation-Engine modality tabs) */
.sops-cine__dots { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 1.3rem; }
.sops-cine__btn { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 7px 15px; border-radius: 999px;
  border: 1px solid var(--card-border); background: transparent; cursor: pointer;
  font-family: var(--font-ui); font-size: 0.82rem; font-weight: 600; color: var(--fg2);
  transition: background .2s var(--ease-out), color .2s var(--ease-out), border-color .2s var(--ease-out); }
.sops-cine__btn:hover { border-color: var(--fg3); color: var(--fg); }
.sops-cine__btndot { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0;
  background: color-mix(in srgb, var(--fg) 22%, transparent); transition: background .2s var(--ease-out), box-shadow .2s var(--ease-out); }
.sops-cine__btn.is-done { color: var(--fg); }
.sops-cine__btn.is-done .sops-cine__btndot { background: var(--brand-alt); }
.sops-cine__btn.is-active { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.sops-cine__btn.is-active .sops-cine__btndot { background: var(--bg); box-shadow: 0 0 8px var(--brand); }

/* ===== §scale-ops — LAUNCH-JOURNEY stepper (connected progress timeline) ===== */
.sops-cine__dots { position: relative; display: block; overflow-x: auto; overflow-y: hidden;
  scrollbar-width: none; -ms-overflow-style: none; margin-top: 1.6rem; padding: 6px 2px 2px; }
.sops-cine__dots::-webkit-scrollbar { display: none; }
.sops-journey__track { position: relative; display: flex; flex-wrap: nowrap; align-items: flex-start;
  justify-content: space-between; gap: clamp(10px, 2.2vw, 30px); width: max-content; min-width: 100%; }
.sops-journey__line, .sops-journey__fill { position: absolute; top: 17px; height: 2px; border-radius: 2px; z-index: 0; pointer-events: none; }
.sops-journey__line { left: 0; right: 0; background: var(--card-border); }
.sops-journey__fill { left: 0; width: 0; background: var(--motion-grad); box-shadow: 0 0 10px rgba(63,111,200,0.4);
  transition: width .55s var(--ease-out); }
[dir="rtl"] .sops-journey__fill { left: auto; right: 0; }
/* node = numbered circle + label (overrides the old pill button) */
.sops-cine__btn { position: relative; z-index: 1; flex: 0 0 auto; display: flex !important; flex-direction: column;
  align-items: center; gap: 9px; min-width: 56px; min-height: 0; padding: 0 4px !important;
  background: transparent !important; border: 0 !important; border-radius: 0 !important; cursor: pointer; }
.sops-cine__node { width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center;
  font-family: var(--font-ui); font-size: 12px; font-weight: 600; line-height: 1;
  border: 2px solid var(--card-border); background: var(--bg); color: var(--fg3);
  transition: transform .3s var(--ease-out), background .3s var(--ease-out), border-color .3s var(--ease-out), color .3s var(--ease-out), box-shadow .3s var(--ease-out); }
.sops-cine__btn.is-start .sops-cine__node::before { content: ''; width: 9px; height: 9px; border-radius: 50%; background: currentColor; }
.sops-cine__lbl { font-family: var(--font-ui); font-size: 12px; line-height: 1.2; color: var(--fg3); white-space: nowrap;
  transition: color .3s var(--ease-out); }
.sops-cine__btn.is-done .sops-cine__node { border-color: color-mix(in srgb, var(--brand) 55%, transparent);
  background: color-mix(in srgb, var(--brand) 14%, var(--bg)); color: var(--brand-ink); }
.sops-cine__btn.is-done .sops-cine__lbl { color: var(--fg2); }
.sops-cine__btn.is-active .sops-cine__node { border-color: var(--brand); background: var(--brand); color: #fff;
  transform: scale(1.12); box-shadow: 0 0 0 4px color-mix(in srgb, var(--brand) 16%, transparent), 0 6px 18px rgba(63,111,200,0.35); }
.sops-cine__btn.is-active .sops-cine__lbl { color: var(--fg); font-weight: 600; }
.sops-cine__btn:hover .sops-cine__node { border-color: var(--fg3); color: var(--fg); }
.sops-cine__btn.is-active:hover .sops-cine__node { color: #fff; }
@media (prefers-reduced-motion: no-preference) {
  .sops-cine__btn.is-active .sops-cine__node { animation: sopsPulse 2.4s var(--ease-out) infinite; }
  @keyframes sopsPulse {
    0%, 100% { box-shadow: 0 0 0 4px color-mix(in srgb, var(--brand) 16%, transparent), 0 6px 18px rgba(63,111,200,0.35); }
    50%      { box-shadow: 0 0 0 8px color-mix(in srgb, var(--brand) 7%, transparent), 0 6px 22px rgba(63,111,200,0.45); }
  }
}

/* ===== §scale-ops — SPLIT layout: vertical journey sized to the deck (desktop) ===== */
@media (min-width: 901px) {
  /* cap, deck, nav are grid siblings; nav lives in the deck's row only → equal height */
  .sops-cine--split { display: grid;
    grid-template-columns: minmax(0, 208px) minmax(0, 1fr);
    grid-template-rows: auto 1fr;
    grid-template-areas: ".  cap" "nav deck";
    column-gap: clamp(20px, 2.4vw, 36px); row-gap: 14px;
    align-items: stretch; max-width: 1280px; margin-inline: auto; }
  .sops-cine--split .sops-cine__cap  { grid-area: cap; justify-content: flex-start; margin: 0; }
  .sops-cine--split .sops-cine__deck { grid-area: deck; }
  .sops-cine--split .sops-cine__nav  { grid-area: nav; align-self: stretch; min-width: 0; }
  /* vertical timeline that fills the deck's height (nodes evenly distributed) */
  .sops-cine--split .sops-cine__dots { overflow: visible; margin: 0 !important; padding: 0; height: 100%; }
  .sops-cine--split .sops-journey__track { flex-direction: column; align-items: stretch;
    width: auto; min-width: 0; height: 100%; justify-content: space-between; gap: 0; }
  .sops-cine--split .sops-journey__line,
  .sops-cine--split .sops-journey__fill { top: 18px; bottom: 18px; left: 17px; right: auto; width: 2px; height: auto; }
  .sops-cine--split .sops-journey__fill { bottom: auto; height: 0; transition: height .55s var(--ease-out); }
  [dir="rtl"] .sops-cine--split .sops-journey__line,
  [dir="rtl"] .sops-cine--split .sops-journey__fill { left: auto; right: 17px; }
  .sops-cine--split .sops-cine__btn { flex-direction: row; align-items: center; gap: 13px; width: 100%; min-width: 0; justify-content: flex-start; padding: 0 !important; }
  .sops-cine--split .sops-cine__lbl { font-size: 13px; }
}
@media (max-width: 900px) {
  .sops-cine--split { display: flex; flex-direction: column; gap: 1rem; }
  .sops-cine--split .sops-cine__nav { margin-top: 0.4rem; }
}

/* ============================================================
   §showcase-polish — ONE rhythm + ONE type scale shared by the two
   cinematic showcases (#tools Annotation Engine + #scale-ops At scale).
   Appended last so it overrides the earlier per-section head rules by
   cascade (titles kept SANS — site headings are sans; serif is an
   italic accent only). Fixes: the 146/62px head→device voids, the
   160/160 padding, the 80-vs-54 H2 mismatch, and the loose alignment.
   ============================================================ */
:root{
  --sx-pad:      clamp(5rem, 8vw, 7rem);        /* ~88–112px section top/bottom (was 160/160) */
  --sx-head-gap: clamp(2.5rem, 4.5vw, 3.5rem);  /* ~40–56px head → device (kills the voids) */
  --sx-rail:     clamp(1.25rem, 2vw, 1.75rem);  /* ~20–28px device → cap/rail/buttons */
  --sx-chips:    0.75rem;                        /* 12px rail → chips (tools) */
  --sx-measure:  760px;                          /* shared head column */
  --sx-deck:     clamp(1120px, 78vw, 1320px);    /* shared device grid */
  --sx-h2:       clamp(2.6rem, 4.8vw, 4rem);     /* ~64px @1340 — BOTH H2s (sans) */
  --sx-lead:     clamp(1.2rem, 1.65vw, 1.42rem); /* ~22px @1340 — BOTH ledes */
}

/* kill the 160/160 on these two sections only (base .section-pad untouched) */
#tools.section-pad,
#scale-ops.section-pad{ padding-block: var(--sx-pad); }

/* ONE head column, centered, identical measure */
.tools-engine__head,
#scale-ops .sops__intro{
  max-width: var(--sx-measure); margin: 0 auto var(--sx-head-gap); text-align: center;
}

/* eyebrow — brand colour + a live motion-grad dot (the matched signature) */
.tools-engine__eyebrow,
#scale-ops .sops__intro .eyebrow{
  display: inline-flex; align-items: center; gap: 0.6em;
  color: var(--brand); margin-bottom: var(--s3);
}
.tools-engine__eyebrow::before,
#scale-ops .sops__intro .eyebrow::before{
  content: ''; width: 7px; height: 7px; border-radius: 50%; flex: 0 0 auto;
  background: var(--motion-grad); box-shadow: 0 0 10px rgba(63,111,200,0.55);
}

/* THE H2 — ONE sans scale, identical in both (Geist 700, matches site headings) */
.tools-engine__title,
#scale-ops .sops__intro h2{
  font-family: var(--font-body); font-weight: 700;
  font-size: var(--sx-h2); line-height: 1.04; letter-spacing: -0.028em;
  color: var(--fg); margin: 0 0 var(--s3);
  max-width: var(--sx-measure); margin-inline: auto; text-wrap: balance;
}
/* (bbox headline motif removed per request — titles are plain text now) */

/* lede / subtitle — ONE size, readable measure */
.tools-engine__sub,
#scale-ops .sops__intro .lead{
  font-family: var(--font-body); font-size: var(--sx-lead);
  line-height: 1.45; font-weight: 400; color: var(--fg2);
  max-width: 52ch; margin: 0 auto; text-wrap: balance;
}
/* the long supporting paragraph (#tools only) — demoted, not deleted */
.tools-engine__lede{
  font-size: 1rem; line-height: 1.6; color: var(--fg3);
  max-width: 52ch; margin: var(--s3) auto 0; text-wrap: pretty;
}
.tools-engine__lede strong{ color: var(--fg2); font-weight: 600; }
/* proof / meta row (#tools) */
.tools-engine__proof{
  font-family: var(--font-ui); font-size: 0.84rem; letter-spacing: 0.01em;
  line-height: 1.5; color: var(--fg3); max-width: 72ch; margin: var(--s3) auto 0;
}
.tools-engine__proof b{ color: var(--brand); font-weight: 700; }
/* Refined-centered: consistent, tight measures so centered supporting copy reads as
   neat blocks (prominent subtitle ~48ch; the long #tools paragraph ~56ch). */
.tools-engine__sub, #scale-ops .sops__intro .lead, #templates .twall__head .lead { max-width: 58ch; }
.tools-engine__lede { max-width: 70ch; }

/* device + controls = one unit on the shared deck grid */
.tools-cine,
#scale-ops .sops-cine{ max-width: 1600px; margin: 0 auto; position: relative; z-index: 1; }
#scale-ops .sops__intro{ max-width: 1600px; }   /* widen the Operating Layer to the AI-assistant width */
.sops-cine__cap{ margin: 0 0 var(--sx-rail); }
.tools-cine__rail{ margin-top: var(--sx-rail); }
#tools .sops-cine__dots,
#scale-ops .sops-cine__dots{ margin-top: var(--sx-rail); }
#tools .show-chips{ margin: var(--sx-chips) auto 0; }

/* motes z-index guard for the cine markup (old .sops__sticky target never matched) */
#scale-ops{ position: relative; }
#scale-ops > .sops__intro,
#scale-ops > .sops-cine{ position: relative; z-index: 1; }

/* head entrance pre-state — JS drives it; reduced-motion forces final visible state */
.a8-word{ display: inline-block; white-space: nowrap; }  /* keep words atomic so char-split titles never break mid-word */
.a8-line{ display: inline-block; }
@media (prefers-reduced-motion: reduce){
  .a8-line, .a8-ch{ transform: none !important; filter: none !important; opacity: 1 !important; }
  .tools-engine__sub, .tools-engine__lede, .tools-engine__proof,
  #scale-ops .sops__intro .lead, #templates .twall__head .lead{ opacity: 1 !important; filter: none !important; transform: none !important; }
  .tools-engine__eyebrow.a8-underline,
  #scale-ops .sops__intro .eyebrow.a8-underline{ --ul: 1; }
}

/* ============================================================
   §left-align — heads move to editorial LEFT, riding the SAME 1120px
   deck column as the device/marquee (left edges line up — the
   Linear/Vercel/Stripe signature). Section cadence tightened, and the
   #templates head is folded into the unified --sx-* system. Appended
   last → supersedes the centered head rules above by cascade.
   #backers is intentionally untouched (its own 64/64 gold logo band).
   ============================================================ */

/* head column = deck column (1120), LEFT-pinned (was 760 / auto / center) */
.tools-engine__head,
#scale-ops .sops__intro,
#templates .twall__head{
  max-width: var(--sx-deck); margin: 0 auto var(--sx-head-gap); text-align: center; text-wrap: pretty;
}
.sops--cine .sops__intro{ text-align: center; }
/* Centered header (Option C, founder pick). Children's max-width boxes are
   auto-centered under the head so eyebrow/title/sub/lede all sit on the page
   center axis; tight measures (sub 48ch, lede 50ch) keep the paragraph a neat
   centered block rather than a wide slab. */
.tools-engine__head > *, #scale-ops .sops__intro > *, #templates .twall__head > * { margin-inline: auto !important; }
/* Arabic showcase heads: Geist/Space Grotesk/Instrument Serif have NO Arabic glyphs
   (breaks cursive joining), and their negative tracking breaks it further. Force the
   Arabic font + zero letter-spacing on RTL only. !important beats the ID-scoped head
   rules; --font-ar (IBM Plex Sans Arabic) also covers the inline Latin brand names. */
[dir="rtl"] .tools-engine__head, [dir="rtl"] .tools-engine__head *,
[dir="rtl"] .tools-engine__title, [dir="rtl"] .tools-engine__sub,
[dir="rtl"] .sops__head, [dir="rtl"] .sops__head *,
[dir="rtl"] .sops__intro, [dir="rtl"] .sops__intro *,
[dir="rtl"] .twall__head, [dir="rtl"] .twall__head *,
[dir="rtl"] .sx-h2 {
  font-family: var(--font-ar) !important;
  letter-spacing: 0 !important;
}

/* eyebrow + live dot — now also on #templates, flush-left */
.tools-engine__eyebrow,
#scale-ops .sops__intro .eyebrow,
#templates .twall__head .eyebrow{
  display: inline-flex; align-items: center; gap: 0.6em;
  color: var(--brand); margin: 0 0 var(--s3);
}
.tools-engine__eyebrow::before,
#scale-ops .sops__intro .eyebrow::before,
#templates .twall__head .eyebrow::before{
  content: ''; width: 7px; height: 7px; border-radius: 50%; flex: 0 0 auto;
  background: var(--motion-grad); box-shadow: 0 0 10px rgba(63,111,200,0.55);
}

/* H2 — one 64px Geist-700 scale, left-pinned readable measure; #templates promoted off base --h2 */
.tools-engine__title,
#scale-ops .sops__intro h2,
#templates .twall__head h2{
  font-family: var(--font-body); font-weight: 700;
  font-size: var(--sx-h2); line-height: 1.04; letter-spacing: -0.028em;
  color: var(--fg); margin: 0 0 var(--s3); max-width: 20ch; text-wrap: balance;
}
#scale-ops .sops__intro h2{ max-width: 26ch; }   /* longer sentence head */
#templates .twall__head .twall-h2-txt{ display: inline; }

/* lede / sub — one 22px scale, left-pinned 52ch; #templates promoted off base --lead */
.tools-engine__sub,
#scale-ops .sops__intro .lead,
#templates .twall__head .lead{
  font-family: var(--font-body); font-size: var(--sx-lead);
  line-height: 1.45; font-weight: 400; color: var(--fg2);
  max-width: 52ch; margin: 0; text-wrap: pretty;
}
#templates .twall__head .lead .badge--live{ vertical-align: middle; margin-left: 0.5em; }

/* #tools demoted paragraph + proof — same left rail (was auto-centered) */
.tools-engine__lede{ margin: var(--s3) 0 0; }
.tools-engine__proof{ margin: var(--s3) 0 0; }

/* tightened section cadence — the showcase trio only (#backers excluded) */
#tools.section-pad,
#scale-ops.section-pad,
#templates.section-pad{ padding-bottom: var(--sx-pad); }
#tools.section-pad{ padding-top: var(--sx-pad); }
#scale-ops.section-pad,
#templates.section-pad{ padding-top: var(--s6); }   /* 104px → tight, even trio seam (was ~270–320px void) */

/* responsive — keep the left rail, just release the ch caps; never recentre */
@media (max-width: 640px){
  .tools-engine__title, #scale-ops .sops__intro h2, #templates .twall__head h2,
  .tools-engine__sub, #scale-ops .sops__intro .lead, #templates .twall__head .lead{ max-width: 100%; }
}
/* device caption + control pills also hang LEFT, so the whole section reads
   as one left column (no stray centered text/chrome above/below the device) */
.sops-cine__cap{ justify-content: flex-start; }
.tools-cine__rail,
#tools .show-chips,
.sops-cine__dots{ justify-content: flex-start; }

/* reduced-motion parity for the #templates eyebrow underline */
@media (prefers-reduced-motion: reduce){
  #templates .twall__head .eyebrow.a8-underline{ --ul: 1; }
}

/* §roadmap-dark (exact brand port) — responsive stack */
.roadmap-dark{ background: transparent; color: var(--fg); }  /* explicit light anchor (class name is legacy) */
@media (max-width: 900px){ #roadmap .rmx-grid{ grid-template-columns: 1fr !important; } }
@media (max-width: 600px){ #roadmap > div{ padding-left: 22px !important; padding-right: 22px !important; } }

/* §roadmap-dark — founding-customer logo marquee (light theme) */
.rm-marquee__track{ display:flex; width:max-content; animation:rm-marquee 32s linear infinite; }
.rm-marquee:hover .rm-marquee__track{ animation-play-state:paused; }
@keyframes rm-marquee{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }
.rm-logo{ flex-shrink:0; display:flex; align-items:center; gap:18px; margin-right:32px; padding:18px 26px; border-radius:14px;
  background:rgba(11,11,15,0.02); border:1px solid var(--card-border); min-width:300px; height:88px;
  text-decoration:none; color:inherit; transition:border-color .2s var(--ease-out), transform .2s var(--ease-out), box-shadow .2s var(--ease-out); }
.rm-logo:hover{ border-color:color-mix(in srgb, var(--brand) 35%, var(--card-border)); transform:translateY(-2px); box-shadow:0 12px 34px rgba(11,11,15,0.08); }
.rm-logo img{ height:44px; width:auto; max-width:160px; object-fit:contain; flex-shrink:0; }
.rm-logo__t{ font-family:var(--font-body); font-weight:700; font-size:14px; color:var(--fg); letter-spacing:-0.005em; line-height:1.2; }
.rm-logo__s{ font-family:var(--font-ui); font-size:10px; letter-spacing:0.14em; text-transform:uppercase; color: var(--fg3); font-weight:600; margin-top:4px; }
@media (prefers-reduced-motion: reduce){ .rm-marquee__track{ animation:none; justify-content:center; flex-wrap:wrap; } }

/* ===== Annotation Engine — use-case finder + search results (2026-06-22) ===== */
.tools-usecase { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 8px; margin: 0 auto 1.4rem; max-width: 940px; }
.tools-usecase__lead { font-family: var(--font-ui); font-size: 0.8rem; font-weight: 600; color: var(--fg3); margin-inline-end: 4px; }
.tools-usecase__chip { font-family: var(--font-ui); font-size: 0.82rem; font-weight: 600; cursor: pointer;
  color: var(--fg); background: var(--bg); border: 1px solid var(--card-border); border-radius: 999px; padding: 8px 15px;
  transition: border-color .15s var(--ease-out), background .15s var(--ease-out), transform .15s var(--ease-out); }
.tools-usecase__chip:hover { border-color: color-mix(in srgb, var(--brand) 55%, transparent); transform: translateY(-1px); }
.tools-usecase__chip.is-active { color: #fff; background: var(--brand); border-color: var(--brand); }
.show-group__n { display: inline-block; min-width: 17px; padding: 0 5px; margin-inline-start: 6px; border-radius: 999px;
  font-size: 0.6rem; font-weight: 700; color: var(--brand); background: color-mix(in srgb, var(--brand) 13%, transparent); vertical-align: middle; }
.show-chip--cta { cursor: pointer; color: #fff !important; background: var(--brand) !important; border-color: var(--brand) !important; font-weight: 600; }
@media (max-width: 640px){ .tools-usecase { justify-content: flex-start; } }

/* ===== Annotation Engine explorer — category › configuration › use-cases (2026-06-22) ===== */
.tools-explorer{margin-top:var(--s4);max-width:1600px;margin-left:auto;margin-right:auto}
.tx-stage{max-width:880px;margin:0 auto var(--s4)}
.tx-stage .tools-cine__deck{margin-top:8px}
.tx-cols{display:grid;grid-template-columns:minmax(140px,.85fr) minmax(180px,1.05fr) minmax(220px,1.3fr);gap:14px;align-items:start}
.tx-col{background:var(--bg);border:1px solid var(--card-border);border-radius:var(--r-card);padding:10px;max-height:430px;overflow-y:auto;overscroll-behavior:contain}
.tx-col__head{font-family:var(--font-ui);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--fg3);margin:2px 6px 10px;position:sticky;top:-10px;background:var(--bg);padding-top:4px;z-index:1}
.tx-sub{font-family:var(--font-ui);font-size:9.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--fg3);margin:13px 6px 6px;opacity:.9}
.tx-sub:first-child{margin-top:2px}
.tx-cat,.tx-config,.tx-use{display:flex;align-items:center;gap:9px;width:100%;text-align:start;font-family:var(--font-ui);border:1px solid transparent;border-radius:10px;background:transparent;color:var(--fg2);cursor:pointer;transition:background .18s var(--ease-out),color .18s var(--ease-out),border-color .18s var(--ease-out)}
.tx-cat:hover,.tx-config:hover,.tx-use:hover{background:color-mix(in srgb,var(--c,var(--brand)) 9%,transparent);color:var(--fg)}
.tx-cat.is-active,.tx-config.is-active,.tx-use.is-active{background:color-mix(in srgb,var(--c,var(--brand)) 14%,transparent);border-color:color-mix(in srgb,var(--c,var(--brand)) 38%,transparent);color:var(--fg)}
.tx-cat{padding:8px 10px;font-size:13px;font-weight:500}
.tx-cat__dot{width:8px;height:8px;border-radius:50%;background:var(--c);flex:0 0 auto}
.tx-cat__name{flex:1 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tx-cat__n,.tx-config__n{font-size:10.5px;color:var(--fg3);font-variant-numeric:tabular-nums;flex:0 0 auto}
.tx-cat.is-active .tx-cat__n{color:var(--fg2)}
.tx-config{padding:8px 10px;font-size:12.5px;font-weight:500;margin-bottom:1px}
.tx-config__name{flex:1 1 auto;min-width:0}
.tx-config__n{background:color-mix(in srgb,var(--c,var(--brand)) 13%,transparent);color:var(--fg2);border-radius:99px;padding:1px 7px}
.tx-uses__top{position:sticky;top:-10px;background:var(--bg);z-index:2;padding-top:4px;margin-bottom:4px}
.tx-uses__top .tx-col__head{position:static;margin-bottom:7px}
.tx-search{display:flex;align-items:center;gap:7px;border:1px solid var(--card-border);border-radius:var(--r-pill);padding:6px 11px;color:var(--fg3);margin:0 2px 4px}
.tx-search:focus-within{border-color:color-mix(in srgb,var(--brand) 45%,transparent)}
.tx-search input{flex:1 1 auto;border:0;background:transparent;font-family:var(--font-ui);font-size:12.5px;color:var(--fg);outline:none;min-width:0}
.tx-use{padding:8px 10px;font-size:12.5px;margin-bottom:1px}
.tx-use__dot{width:5px;height:5px;border-radius:50%;background:color-mix(in srgb,var(--c,var(--brand)) 55%,var(--fg3));flex:0 0 auto}
.tx-use.is-active .tx-use__dot{background:var(--c)}
.tx-use__name{flex:1 1 auto;min-width:0}
.tx-use--cta{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600;justify-content:center}
.tx-use--cta:hover{background:var(--brand-ink-strong);color:#fff}
.tx-sgroup{margin-bottom:6px}
@media (max-width:860px){
  .tx-cols{grid-template-columns:1fr;gap:10px}
  .tx-col{max-height:none}
  .tx-cats{display:flex;flex-wrap:wrap;gap:6px}
  .tx-cats .tx-col__head{flex-basis:100%}
  .tx-cat{width:auto}
  .tx-configs,.tx-uses{max-height:320px;overflow-y:auto}
}

/* ===== explorer v2 — main category top tabs · sub-category left · use-case vertical timeline (2026-06-22) ===== */
.tx-railtop{margin:0 auto var(--s4);max-width:1000px}
.tx-cols2{display:grid;grid-template-columns:minmax(190px,.82fr) minmax(250px,1.2fr);gap:16px;align-items:start;max-width:1000px;margin:0 auto}
.tx-cols2 .tx-col{background:var(--bg);border:1px solid var(--card-border);border-radius:var(--r-card);padding:10px;max-height:470px;overflow-y:auto;overscroll-behavior:contain}
.tx-timeline{position:relative}
.tx-timeline:not(.is-search)::before{content:"";position:absolute;left:19px;top:15px;bottom:15px;width:2px;background:var(--card-border);border-radius:2px}
.tx-timeline .tx-use{align-items:center;gap:12px;padding:6px 8px 6px 5px}
.tx-timeline .tx-use.is-active{background:transparent;border-color:transparent}
.tx-use__node{position:relative;z-index:1;flex:0 0 auto;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font-family:var(--font-ui);font-size:10.5px;font-weight:600;color:var(--fg3);background:var(--bg);border:1.5px solid var(--card-border);font-variant-numeric:tabular-nums;transition:background .18s var(--ease-out),color .18s var(--ease-out),border-color .18s var(--ease-out),box-shadow .18s var(--ease-out)}
.tx-use:hover .tx-use__node{border-color:color-mix(in srgb,var(--c,var(--brand)) 55%,transparent);color:var(--fg)}
.tx-use.is-active .tx-use__node{background:var(--c,var(--brand));color:#fff;border-color:var(--c,var(--brand));box-shadow:0 0 0 5px color-mix(in srgb,var(--c,var(--brand)) 20%,transparent)}
.tx-use.is-active .tx-use__name{color:var(--fg);font-weight:600}
.tx-use__node--dot{width:10px;height:10px;border-width:0;background:color-mix(in srgb,var(--c,var(--brand)) 60%,var(--fg3));margin:0 9px}
@media (max-width:860px){
  .tx-cols2{grid-template-columns:1fr;gap:10px}
  .tx-cols2 .tx-col{max-height:340px}
}

/* ===== explorer v3 — config left · player center · timeline right (timeline reveals on config press) ===== */
.tx-cols3{display:grid;grid-template-columns:minmax(170px,.62fr) minmax(0,1.75fr);gap:16px;align-items:start;max-width:1120px;margin:0 auto}
.tx-cols3.has-timeline{grid-template-columns:minmax(165px,.56fr) minmax(0,1.4fr) minmax(205px,.74fr)}
.tx-cols3 .tx-col{background:var(--bg);border:1px solid var(--card-border);border-radius:var(--r-card);padding:10px;max-height:480px;overflow-y:auto;overscroll-behavior:contain}
.tx-stage--center{max-width:none;margin:0}
@media (max-width:860px){
  .tx-cols3,.tx-cols3.has-timeline{grid-template-columns:1fr;gap:10px}
  .tx-cols3 .tx-col{max-height:320px}
}

/* ===== explorer v3.1 — lighter lists: no box/border, tighter + narrower to save space ===== */
.tx-cols3{grid-template-columns:minmax(140px,.46fr) minmax(0,2fr)}
.tx-cols3.has-timeline{grid-template-columns:minmax(138px,.44fr) minmax(0,1.78fr) minmax(168px,.6fr)}
.tx-cols3 .tx-col{background:transparent;border:0;border-radius:0;padding:0 2px;max-height:470px}
.tx-col__head{position:static;background:transparent;margin:0 4px 7px;padding-top:0}
.tx-uses__top{position:static;background:transparent;padding-top:0}
.tx-sub{margin:11px 4px 5px}
.tx-config{padding:6px 8px;font-size:12px}
.tx-config__n,.tx-cat__n{font-size:10px}
.tx-config__n{padding:1px 6px}
.tx-timeline .tx-use{padding:5px 6px 5px 4px;gap:11px;font-size:12px}
.tx-use__node{width:25px;height:25px;font-size:10px}
.tx-timeline:not(.is-search)::before{left:16.5px}
.tx-search{padding:5px 9px;margin:0 2px 5px}
.tx-search input{font-size:12px}

/* ===== explorer v3.2 — video-hero: fixed-narrow rails so the player keeps max width + framed + polished ===== */
.tx-cols3{max-width:1600px;grid-template-columns:168px minmax(0,1fr);gap:24px;align-items:start}
.tx-cols3.has-timeline{grid-template-columns:152px minmax(0,1fr) 170px}
/* caption → centered breadcrumb above the row */
.tx-cap{justify-content:center;margin:0 auto 16px;font-size:12px;letter-spacing:.05em}
/* player = the hero: framed, prominent */
.tx-stage--center{max-width:none;margin:0}
.tx-stage--center .tools-cine__deck{border-radius:16px;overflow:hidden;border:1px solid var(--card-border);box-shadow:0 26px 64px -30px rgba(11,11,15,.5)}
/* rails: boxless, tight, capped to roughly player height */
.tx-cols3 .tx-col{background:transparent;border:0;border-radius:0;padding:0 2px;max-height:540px;overflow-y:auto;overscroll-behavior:contain}
.tx-col__head{position:static;background:transparent;margin:0 2px 9px;padding:0;font-size:10px}
.tx-sub{margin:12px 2px 5px}
.tx-config{padding:6px 9px;font-size:12.5px;border-radius:8px}
.tx-config.is-active{background:color-mix(in srgb,var(--c,var(--brand)) 13%,transparent);border-color:transparent}
.tx-timeline .tx-use{padding:5px 6px;gap:10px}
.tx-use__node{width:24px;height:24px;font-size:9.5px}
.tx-timeline:not(.is-search)::before{left:16px}
.tx-uses__top{margin-bottom:6px}
@media (max-width:900px){
  .tx-cols3,.tx-cols3.has-timeline{grid-template-columns:1fr;gap:14px}
  .tx-cols3 .tx-col{max-height:300px}
  .tx-stage--center .tools-cine__deck{box-shadow:0 16px 40px -24px rgba(11,11,15,.5)}
}

/* ===== explorer v3.3 — QA pass: keyboard focus, RTL, premium polish ===== */
/* a11y — visible keyboard focus */
.tools-cine__tab:focus-visible,.tx-config:focus-visible,.tx-use:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.tx-search:focus-within{background:color-mix(in srgb,var(--brand) 7%,transparent);border-color:color-mix(in srgb,var(--brand) 60%,transparent);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 10%,transparent)}
/* RTL — mirror the timeline spine + logical padding */
[dir="rtl"] .tx-timeline:not(.is-search)::before{left:auto;right:16px}
.tx-timeline .tx-use{padding-inline:4px 6px}
[dir="rtl"] .tx-config:hover{transform:translateX(-2px)}
/* premium hero frame */
.tx-stage--center .tools-cine__deck{border:1px solid color-mix(in srgb,var(--brand) 22%,transparent);box-shadow:0 28px 70px -28px rgba(11,11,15,.55),0 0 0 1px color-mix(in srgb,var(--brand) 8%,transparent)}
/* caption — prouder breadcrumb */
.tx-cap{font-size:13.5px;font-weight:500;letter-spacing:.02em;margin-bottom:18px}
.tx-cap [data-tools-name]{color:var(--fg)}
/* timeline spine + nodes — clearer default state */
.tx-timeline:not(.is-search)::before{background:color-mix(in srgb,var(--brand) 22%,transparent)}
.tx-use__node{border-color:color-mix(in srgb,var(--brand) 26%,transparent)}
.tx-use.is-active .tx-use__node{box-shadow:0 0 0 5px color-mix(in srgb,var(--c,var(--brand)) 22%,transparent);animation:txPulse .4s var(--ease-out)}
@keyframes txPulse{from{transform:scale(1.18)}to{transform:scale(1)}}
/* config count badge — readable */
.tx-config__n{font-size:11px;font-weight:600;color:var(--fg);padding:2px 8px;border-radius:5px}
.tx-config{margin-bottom:2px}
.tx-config:hover{transform:translateX(2px)}
/* smooth the 2col->3col reveal */
.tx-cols3{transition:grid-template-columns .35s var(--ease-out)}
/* category rail grounding line */
.tx-railtop{position:relative;padding-bottom:14px}
.tx-railtop::after{content:"";position:absolute;left:8%;right:8%;bottom:0;height:1px;background:var(--card-border)}
/* empty-state hint (until a config is pressed) */
.tx-hint{margin:12px 0 0;text-align:center;font-family:var(--font-ui);font-size:12.5px;color:var(--fg3);letter-spacing:.02em}
@media (prefers-reduced-motion: reduce){ .tx-cols3{transition:none} .tx-use.is-active .tx-use__node{animation:none} .tx-config:hover{transform:none} }
@media (max-width:640px){ .tx-cols3 .tx-col{max-height:280px} }

/* ===== explorer v3.4 — contained, scrollable timeline + config columns (authoritative; overrides stale max-heights) ===== */
.tx-cols3 .tx-uses,.tx-cols3 .tx-configs{max-height:500px;overflow-y:auto}
.tx-uses,.tx-configs{scrollbar-width:thin;scrollbar-color:color-mix(in srgb,var(--brand) 40%,transparent) transparent}
.tx-uses::-webkit-scrollbar,.tx-configs::-webkit-scrollbar{width:9px}
.tx-uses::-webkit-scrollbar-track,.tx-configs::-webkit-scrollbar-track{background:transparent}
.tx-uses::-webkit-scrollbar-thumb,.tx-configs::-webkit-scrollbar-thumb{background:color-mix(in srgb,var(--brand) 30%,transparent);border-radius:9px;border:2px solid transparent;background-clip:padding-box}
.tx-uses::-webkit-scrollbar-thumb:hover,.tx-configs::-webkit-scrollbar-thumb:hover{background:color-mix(in srgb,var(--brand) 52%,transparent);background-clip:padding-box}
@media (max-width:900px){ .tx-cols3 .tx-uses,.tx-cols3 .tx-configs{max-height:62vh} }

/* ===== explorer v3.5 — one easy scroll: pin head+search, scroll only the list (2026-06-22) =====
   Was: the whole column scrolled (header + search scrolled away) AND the JS auto-scroll
   targeted the inner list which wasn't the scroller (no-op). Now each rail is a flex column
   whose head stays put and whose list is the single, smooth, clearly-scrollable region. */
.tx-cols3 .tx-col.tx-uses,
.tx-cols3 .tx-col.tx-configs{
  display:flex;flex-direction:column;max-height:560px;overflow:visible;
}
/* honor the [hidden] attr (the flex rule above out-specifies UA [hidden]{display:none}) —
   the use-case rail stays hidden until a configuration is picked */
.tx-cols3 .tx-col.tx-uses[hidden]{display:none;}
/* pinned (non-scrolling) header + search */
.tx-cols3 .tx-col.tx-uses > .tx-uses__top,
.tx-cols3 .tx-col.tx-configs > .tx-col__head{flex:0 0 auto}
/* the ONE scroll region per rail — this is also what the JS scrolls to the active item */
.tx-cols3 #show-uses,
.tx-cols3 #show-configs{
  flex:1 1 auto;min-height:0;max-height:540px;overflow-y:auto;overscroll-behavior:contain;
  scroll-behavior:smooth;padding-bottom:18px;
  /* soft bottom fade = "there's more below" (bg-agnostic mask; padding clears the last item) */
  -webkit-mask-image:linear-gradient(180deg,#000 calc(100% - 16px),transparent);
          mask-image:linear-gradient(180deg,#000 calc(100% - 16px),transparent);
}
/* clear, on-brand thin scrollbar on the list itself */
#show-uses,#show-configs{scrollbar-width:thin;scrollbar-color:color-mix(in srgb,var(--brand) 42%,transparent) transparent}
#show-uses::-webkit-scrollbar,#show-configs::-webkit-scrollbar{width:10px}
#show-uses::-webkit-scrollbar-track,#show-configs::-webkit-scrollbar-track{background:transparent}
#show-uses::-webkit-scrollbar-thumb,#show-configs::-webkit-scrollbar-thumb{background:color-mix(in srgb,var(--brand) 34%,transparent);border-radius:10px;border:2px solid transparent;background-clip:padding-box}
#show-uses::-webkit-scrollbar-thumb:hover,#show-configs::-webkit-scrollbar-thumb:hover{background:color-mix(in srgb,var(--brand) 58%,transparent);background-clip:padding-box}
@media (prefers-reduced-motion: reduce){ .tx-cols3 #show-uses,.tx-cols3 #show-configs{scroll-behavior:auto} }
@media (max-width:900px){
  .tx-cols3 .tx-col.tx-uses,.tx-cols3 .tx-col.tx-configs{max-height:none}
  .tx-cols3 #show-uses,.tx-cols3 #show-configs{max-height:60vh}
}

/* ===== data-driven annotation overlay — renders the exact Label Studio JSON over the image (2026-06-22) ===== */
#show-annot{position:absolute;inset:0;display:none;align-items:center;justify-content:center;background:#fff;z-index:3}
#show-annot.is-on{display:flex}
#show-annot .ann-stage{position:relative;height:100%;max-width:100%}
#show-annot .ann-stage>img{position:absolute;inset:0;width:100%;height:100%;display:block;object-fit:fill}
.ann-bx{position:absolute;border:3px solid;border-radius:3px;transform-origin:0 0;opacity:0;will-change:opacity,transform}
.ann-lb{position:absolute;transform:translateY(-100%);font-family:var(--font-ui);font-weight:700;color:#fff;line-height:1.35;padding:1px 7px;border-radius:4px;white-space:nowrap;opacity:0;pointer-events:none;will-change:opacity}
@media (max-width:640px){ .ann-bx{border-width:2px} .ann-lb{padding:0 5px;border-radius:3px} }

/* ===== Perf: content-visibility on below-fold sections (2026-06-23) =====
   Skips render/layout/paint AND auto-pauses CSS animations (twall marquee,
   mistDrift/feedFlow/scale-scroll/scrollPulse) while a section is off-screen.
   EXCLUDES #hero / .laptop-stage (GSAP-pinned). intrinsic sizes = measured
   rendered heights so the scroll range stays stable (no scrollbar jump). */
#tools, #scale-ops, #assistant-gallery, #roadmap, #templates, .a8-footer { content-visibility: auto; }
#tools             { contain-intrinsic-size: auto 1500px; }
#scale-ops         { contain-intrinsic-size: auto 1320px; }
#assistant-gallery { contain-intrinsic-size: auto 1440px; }
#roadmap           { contain-intrinsic-size: auto 1720px; }
#templates         { contain-intrinsic-size: auto 1020px; }
.a8-footer         { contain-intrinsic-size: auto 360px; }