/* ===== 01 · HERO ===== */
.hero{
  position:relative; overflow:hidden;
  background:var(--navy); color:var(--on-dark);
  isolation:isolate;
}
/* atmosphere: teal glows + faint engineering grid */
.hero::before{
  content:""; position:absolute; inset:0; z-index:-2;
  background:
    radial-gradient(46% 60% at 84% 8%, rgba(76,226,204,.17), transparent 62%),
    radial-gradient(38% 54% at 4% 96%, rgba(76,226,204,.1), transparent 58%),
    var(--navy);
}
.hero::after{
  content:""; position:absolute; inset:0; z-index:-1; opacity:.5;
  background:
    linear-gradient(rgba(76,226,204,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(76,226,204,.05) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(75% 85% at 60% 30%, #000 30%, transparent 100%);
  -webkit-mask-image:radial-gradient(75% 85% at 60% 30%, #000 30%, transparent 100%);
}
.nav{
  display:flex; align-items:center; justify-content:space-between; gap:var(--space-6);
  padding-block:var(--space-4);
}

.nav .btn-primary{ box-shadow:0 4px 12px rgba(34,171,173,.35); }
.nav .btn-primary:hover{ box-shadow:0 7px 18px rgba(34,171,173,.5); }

.hero-grid{
  display:grid; grid-template-columns:1.08fr .92fr; gap:var(--space-16);
  align-items:center; padding-block:clamp(2.5rem,4.5vw,4rem) clamp(2.5rem,5vw,4.25rem);
}
.hero h1{
  font-family:"Saira", sans-serif; font-weight:700;
  font-size:clamp(2.25rem, 4.3vw, 4rem); line-height:1.02; letter-spacing:-.025em;
  color:var(--white); margin:0 0 var(--space-4);
}
.hero h1 .accent{ color:var(--teal); display:block; }
.hero-lead{ font-size:1.125rem; line-height:1.6; color:rgba(255,255,255,.92); max-width:48ch; margin-bottom:var(--space-6); }
.hero-cta{ display:flex; flex-wrap:nowrap; align-items:stretch; gap:var(--space-3); }
.hero-cta .btn-ghost{ font-size:14px; padding:12px 24px; }

/* --- hero art: tower illustration, cut out to float on the navy --- */
.hero-art{
  --orbit-r:270px;   /* orbit radius; ring diameter = 2r */
  position:relative; margin:0; display:flex; justify-content:center;
}
.hero-art::before{
  content:""; position:absolute; inset:2% -10%; z-index:-1;
  background:radial-gradient(52% 46% at 50% 48%, rgba(76,226,204,.22), transparent 70%);
  filter:blur(14px);
}
.hero-art img{
  position:relative; z-index:1;
  width:min(370px, 84%); height:auto;
  filter:
    drop-shadow(0 34px 44px rgba(0,0,0,.5))
    drop-shadow(0 0 36px rgba(76,226,204,.24));
  animation:heroFloat 7s ease-in-out infinite;
}
@keyframes heroFloat{ 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(-10px); } }

/* dashed orbit ring + discipline satellites, behind the tower */
.hero-ring, .hero-orbit{
  position:absolute; left:50%; top:53%; z-index:0;
  width:calc(var(--orbit-r) * 2); aspect-ratio:1/1;
  transform:translate(-50%,-50%);
}
.hero-ring{ border:1.5px dashed rgba(76,226,204,.32); border-radius:50%; }
.hero-orbit{ animation:heroSpin 70s linear infinite; }
@keyframes heroSpin{ to{ transform:translate(-50%,-50%) rotate(360deg); } }
.hero-sat{
  position:absolute; left:50%; top:50%;
  width:42px; height:42px; margin:-21px 0 0 -21px;
  transform:rotate(var(--a)) translateY(calc(var(--orbit-r) * -1)) rotate(calc(var(--a) * -1));
  border-radius:50%;
  background:rgba(6,22,41,.72); border:1px solid rgba(76,226,204,.5);
  color:var(--teal);
  display:inline-flex; align-items:center; justify-content:center;
  box-shadow:0 0 18px rgba(76,226,204,.22);
  backdrop-filter:blur(3px);
  animation:heroCounter 70s linear infinite;
}
.hero-sat svg{ width:18px; height:18px; }
@keyframes heroCounter{
  from{ transform:rotate(var(--a)) translateY(calc(var(--orbit-r) * -1)) rotate(calc(var(--a) * -1)); }
  to{ transform:rotate(var(--a)) translateY(calc(var(--orbit-r) * -1)) rotate(calc(-360deg - var(--a))); }
}
@media (max-width:1080px){
  .hero-art{ --orbit-r:225px; }
  .hero-art img{ width:min(320px, 76%); }
}
@media (max-width:560px){
  .hero-art{ --orbit-r:170px; }
  .hero-sat{ width:34px; height:34px; margin:-17px 0 0 -17px; }
  .hero-sat svg{ width:15px; height:15px; }
}
@media (prefers-reduced-motion:reduce){
  .hero-art img, .hero-orbit, .hero-sat{ animation:none; }
}

/* --- control tower scene (hero product visual) ---
   Data streams in at the base; the tower beams one insight card out. */
.tw-scene{
  position:relative; width:100%; aspect-ratio:480/430;
  max-width:560px; margin-inline:auto;
}
.tw-scene svg.tw-art{ position:absolute; inset:0; width:100%; height:100%; display:block; overflow:visible; }

.tw-line{ fill:none; stroke:rgba(255,255,255,.5); stroke-width:1.6; stroke-linecap:round; stroke-linejoin:round; }
.tw-line.soft{ stroke:rgba(255,255,255,.28); stroke-width:1.2; }
.tw-line.teal{ stroke:var(--teal); }
.tw-glass{ fill:url(#twGlassGrad); stroke:rgba(76,226,204,.75); stroke-width:1.6; stroke-linejoin:round; }
.tw-mull{ stroke:rgba(6,22,41,.55); stroke-width:1.2; }
.tw-solid{ fill:rgba(9,30,52,.72); }
.tw-ground{ stroke:rgba(255,255,255,.15); stroke-width:1.4; }
.tw-tick{ stroke:rgba(255,255,255,.08); stroke-width:1; }

.tw-dr{ stroke-dasharray:1; stroke-dashoffset:1; animation:twDraw 1s var(--ease) forwards; }
.tw-dr.d2{ animation-delay:.25s; }
.tw-dr.d3{ animation-delay:.45s; }
@keyframes twDraw{ to{ stroke-dashoffset:0; } }

.tw-stream{
  fill:none; stroke:rgba(76,226,204,.4); stroke-width:1.4;
  stroke-dasharray:4 8; opacity:0;
  animation:twDrift 1.6s linear infinite, twFadeIn .8s var(--ease) forwards;
}
.tw-stream.s1{ animation-delay:0s, .35s; }
.tw-stream.s2{ animation-delay:0s, .5s; }
.tw-stream.s3{ animation-delay:0s, .65s; }
.tw-stream.s4{ animation-delay:0s, .8s; }
@keyframes twDrift{ to{ stroke-dashoffset:-12; } }
@keyframes twFadeIn{ to{ opacity:1; } }

.tw-beam-cone{ fill:url(#twBeamGrad); opacity:0; animation:twFadeIn .8s var(--ease) 1.1s forwards; }
.tw-beam-core{
  fill:none; stroke:rgba(76,226,204,.65); stroke-width:1.5; stroke-dasharray:5 7; opacity:0;
  animation:twBeam 1.1s linear infinite, twFadeIn .6s var(--ease) 1.1s forwards;
  transition:stroke .25s var(--ease), stroke-width .25s var(--ease);
}
@keyframes twBeam{ to{ stroke-dashoffset:-12; } }
.tw-beam-core.burst{ stroke:rgba(76,226,204,1); stroke-width:2.2; }

/* data packets travelling the streams into the base */
.tw-dot{ fill:var(--teal); opacity:.85; }
.tw-dot.d2{ opacity:.55; }

/* processing beat: packet rises the shaft, deck flashes, then the card pops */
.tw-up{ fill:var(--teal); opacity:0; }
.tw-up.go{ animation:twUp .55s cubic-bezier(.4,0,.8,1) forwards; }
@keyframes twUp{ 0%{ opacity:.9; transform:translateY(0); } 100%{ opacity:0; transform:translateY(-222px); } }
.tw-deck-glow.flash{ animation:twGlowFlash .7s var(--ease); }
@keyframes twGlowFlash{ 0%,100%{ opacity:.7; } 40%{ opacity:1; fill:rgba(76,226,204,.3); } }

.tw-beacon{ fill:var(--teal); transform-box:fill-box; transform-origin:center; animation:twBeacon 2.2s ease-in-out infinite; }
@keyframes twBeacon{ 0%,100%{ opacity:.65; transform:scale(1); } 50%{ opacity:1; transform:scale(1.35); } }
.tw-arc{ fill:none; stroke:var(--teal); stroke-width:1.4; opacity:0; animation:twArc 3s ease-out infinite; }
.tw-arc.a2{ animation-delay:.45s; }
.tw-arc.a3{ animation-delay:.9s; }
@keyframes twArc{ 0%{ opacity:0; } 12%{ opacity:.75; } 55%{ opacity:0; } 100%{ opacity:0; } }
.tw-deck-glow{ fill:rgba(76,226,204,.12); animation:twGlow 4s ease-in-out infinite; }
@keyframes twGlow{ 0%,100%{ opacity:.7; } 50%{ opacity:1; } }

.tw-inlabel{
  position:absolute; transform:translateY(-50%); z-index:2;
  font-size:.68rem; font-weight:600; letter-spacing:.04em; color:rgba(255,255,255,.55);
  background:rgba(6,22,41,.72); border:1px solid rgba(255,255,255,.13);
  border-radius:999px; padding:3px 11px; white-space:nowrap;
  opacity:0; animation:rise .7s var(--ease) forwards;
}
.tw-inlabel.l1{ animation-delay:.35s; }
.tw-inlabel.l2{ animation-delay:.5s; }
.tw-inlabel.l3{ animation-delay:.65s; }
.tw-inlabel.l4{ animation-delay:.8s; }

.tw-cap{
  position:absolute; right:2%; top:.5%; z-index:2;
  font-size:.64rem; font-weight:700; letter-spacing:.18em; text-transform:uppercase;
  color:var(--on-dark-soft);
  display:inline-flex; align-items:center; gap:8px;
  opacity:0; animation:rise .7s var(--ease) 1.2s forwards;
}
.tw-cap::before{ content:""; width:20px; height:2px; background:var(--teal); border-radius:2px; }

.tw-chip{
  position:absolute; right:2%; bottom:2.5%; z-index:2;
  display:inline-flex; align-items:center; gap:7px;
  font-size:.66rem; font-weight:600; letter-spacing:.05em;
  color:rgba(255,255,255,.72);
  background:rgba(6,22,41,.72); border:1px solid rgba(255,255,255,.12);
  border-radius:999px; padding:4px 11px;
  opacity:0; animation:rise .7s var(--ease) 1s forwards;
}
.tw-chip .code{ font-family:ui-monospace,"SF Mono",Menlo,monospace; color:var(--teal); }
.tw-chip .sep{ width:3px; height:3px; border-radius:50%; background:rgba(255,255,255,.3); }
.tw-chip .risk{ color:#ffc97e; display:inline-flex; align-items:center; gap:4px; }
.tw-chip .risk svg{ width:10px; height:10px; }
.tw-chip .var{ color:#ff8f8a; font-weight:700; }

.tw-card{
  position:absolute; right:2%; top:5.5%; width:55.5%; z-index:2;
  border-radius:13px; padding:11px 14px 12px 16px;
  background:rgba(10,28,48,.86); border:1px solid rgba(255,255,255,.14);
  box-shadow:0 24px 60px -24px rgba(0,0,0,.6), 0 0 0 1px rgba(76,226,204,.05) inset;
  backdrop-filter:blur(4px);
  opacity:0; transform:translateY(16px) scale(.86); transform-origin:12% 85%;
  transition:opacity .3s var(--ease), transform .6s cubic-bezier(.34,1.56,.64,1);
}
.tw-card.in{ opacity:1; transform:none; }
.tw-card::before{ content:""; position:absolute; left:0; top:0; bottom:0; width:3px; border-radius:3px 0 0 3px; background:var(--teal); }
.tw-card.c-coral::before{ background:var(--coral); }
.tw-card.c-amber::before{ background:var(--amber); }
.tw-card.c-teal::before{ background:var(--teal); }
.tw-row1{ display:flex; align-items:center; gap:8px; margin-bottom:6px; }
.tw-tag{ font-size:.6rem; font-weight:800; letter-spacing:.13em; text-transform:uppercase; border-radius:999px; padding:3px 9px; flex:none; }
.tw-card.c-coral .tw-tag{ color:#ff9f9a; background:rgba(224,81,76,.16); border:1px solid rgba(224,81,76,.4); }
.tw-card.c-amber .tw-tag{ color:#ffc97e; background:rgba(232,163,61,.14); border:1px solid rgba(232,163,61,.38); }
.tw-card.c-teal .tw-tag{ color:var(--teal); background:rgba(76,226,204,.12); border:1px solid rgba(76,226,204,.35); }
.tw-ref{ font-family:ui-monospace,"SF Mono",Menlo,monospace; font-size:.64rem; color:rgba(255,255,255,.38); flex:none; }
.tw-time{ margin-left:auto; font-size:.66rem; color:rgba(255,255,255,.42); font-variant-numeric:tabular-nums; flex:none; }
.tw-card .txt{ font-size:.875rem; line-height:1.45; color:rgba(255,255,255,.92); }
.tw-card .txt b{ color:var(--white); font-weight:600; }
.tw-meta{ display:flex; align-items:center; flex-wrap:wrap; gap:5px 8px; margin-top:6px; font-size:.71rem; color:var(--on-dark-soft); }
.tw-meta b{ color:rgba(255,255,255,.78); font-weight:600; }
.tw-prob{ display:inline-flex; align-items:center; gap:8px; }
.tw-prob .tr{ width:70px; height:5px; border-radius:99px; background:rgba(255,255,255,.14); overflow:hidden; }
.tw-prob .fl{ display:block; height:100%; border-radius:99px; background:linear-gradient(90deg,#E8A33D,#e0514c); }
.tw-prob .v{ color:#ffc97e; font-weight:700; }

@media (max-width:560px){
  .tw-card{ width:60%; }
  .tw-card .txt{ font-size:.8rem; }
  .tw-inlabel{ font-size:.62rem; padding:2px 9px; }
}
@media (prefers-reduced-motion:reduce){
  .tw-inlabel, .tw-cap, .tw-chip, .tw-beam-cone, .tw-beam-core, .tw-stream{ animation:none !important; opacity:1 !important; }
  .tw-dr{ animation:none; stroke-dashoffset:0; }
  .tw-beacon, .tw-arc, .tw-deck-glow{ animation:none; }
  .tw-arc{ opacity:.35; }
  .tw-card{ transition:none; }
  .tw-dot, .tw-up{ display:none; }
}

.nav-toggle{ position:absolute; top:0; left:0; width:1px; height:1px; opacity:0; pointer-events:none; }
.nav-burger{ display:none; }

@media (max-width:1080px){
  .hero-grid{ grid-template-columns:1fr; gap:var(--space-9); align-items:start; }
}
@media (max-width:980px){
  .nav{ flex-wrap:wrap; row-gap:var(--space-4); }
  .brand{ order:1; }
  .nav-burger{
    order:2; margin-left:auto;
    display:inline-flex; flex-direction:column; justify-content:center; align-items:center; gap:5px;
    width:46px; height:46px; border-radius:11px; cursor:pointer;
    border:1px solid rgba(255,255,255,.22); background:rgba(255,255,255,.05);
  }
  .nav-burger span{
    display:block; width:22px; height:2px; border-radius:2px; background:var(--white);
    transition:transform .3s var(--ease), opacity .2s var(--ease);
  }
  .nav-links{
    display:none; order:4; flex-basis:100%;
    flex-direction:column; align-items:stretch; gap:0; margin-top:var(--space-2);
  }
  .nav-links a{ padding:14px 2px; font-size:1.05rem; border-top:1px solid rgba(255,255,255,.12); }
  .nav-cta{ display:none; order:5; flex-basis:100%; width:100%; margin-top:var(--space-2); }

  #nav-toggle:checked ~ .nav-links{ display:flex; }
  #nav-toggle:checked ~ .nav-cta{ display:inline-flex; }
  #nav-toggle:checked ~ .nav-burger span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
  #nav-toggle:checked ~ .nav-burger span:nth-child(2){ opacity:0; }
  #nav-toggle:checked ~ .nav-burger span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }
}
@media (max-width:680px){
  .hero-cta{ flex-direction:column; align-items:stretch; }
  .hero-cta .btn{ width:100%; }
}
@media (max-width:560px){
  .hero h1{ font-size:clamp(2rem, 8vw, 2.6rem); }
}

/* ===== 02 · WHY WRENCH AI (stat + three pillars) ===== */
.why-grid{
  display:grid; grid-template-columns:.9fr 1.1fr; gap:var(--space-16); align-items:start;
  margin-bottom:var(--space-12);
}
.big-stat{
  border-left:3px solid var(--teal); padding-left:var(--space-6);
}
.big-stat b{
  display:block; font-family:"Saira",sans-serif; font-weight:800;
  font-size:clamp(3.25rem, 7vw, 5.5rem); line-height:1; letter-spacing:-.03em; color:var(--navy);
  white-space:nowrap;
}
.big-stat b .tf{ color:var(--teal-text-large); }
.big-stat > span{ display:block; margin-top:var(--space-3); font-size:1.0625rem; line-height:1.6; max-width:34ch; }
.pillars{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.pillar{
  background:var(--white); border:1px solid rgba(6,22,41,.06); border-radius:20px;
  padding:26px 26px 30px;
  box-shadow:0 2px 4px rgba(6,22,41,.03), 0 22px 46px -30px rgba(6,22,41,.22);
  transition:transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.pillar:hover{
  transform:translateY(-4px);
  border-color:rgba(76,226,204,.55);
  box-shadow:0 6px 14px rgba(6,22,41,.05), 0 32px 60px -32px rgba(6,22,41,.3);
}
.pillar-num{
  font-family:"Saira",sans-serif; font-weight:800; font-size:.875rem; letter-spacing:.12em;
  color:var(--teal-text-light); margin-bottom:14px; display:block;
}
.pillar h3{
  font-family:"Saira",sans-serif; font-weight:700; font-size:1.5rem; letter-spacing:-.01em;
  margin-bottom:10px; color:var(--black);
}
.pillar p{ font-size:.9375rem; line-height:1.6; }
.why-note{
  margin-top:var(--space-12); padding-top:var(--space-9); border-top:1px solid var(--line);
  font-family:"Inter Tight",sans-serif; font-weight:600;
  font-size:clamp(1.25rem, 2.2vw, 1.6rem); line-height:1.4; letter-spacing:-.01em;
  color:var(--navy); max-width:34em; text-wrap:balance;
}
@media (max-width:1080px){ .pillars{ grid-template-columns:1fr; } .pillar{ padding:22px 24px; } }
@media (max-width:900px){ .why-grid{ grid-template-columns:1fr; gap:var(--space-9); } }

/* ===== 03 · MEET WRENCH AI (dark neon duo, Wrench palette) ===== */
.agents-sec{
  position:relative; overflow:clip; isolation:isolate;
  background:var(--navy); color:var(--on-dark);
}
.agents-sec::before{
  content:""; position:absolute; inset:0; z-index:-2;
  background:
    radial-gradient(44% 62% at 0% 60%, rgba(76,226,204,.1), transparent 65%),
    radial-gradient(44% 62% at 100% 60%, rgba(76,226,204,.1), transparent 65%),
    linear-gradient(180deg, #05121F 0%, #071A30 55%, var(--navy) 100%);
}
.agents-sec::after{
  content:""; position:absolute; inset:0; z-index:-2; opacity:.3;
  background:
    linear-gradient(rgba(76,226,204,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(76,226,204,.05) 1px, transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(85% 85% at 50% 45%, #000 20%, transparent 100%);
  -webkit-mask-image:radial-gradient(85% 85% at 50% 45%, #000 20%, transparent 100%);
}
/* wireframe construction art at the section edges (cropped from reference render) */
.agents-art{
  position:absolute; top:0; height:100%; width:auto; max-width:24vw; object-fit:cover;
  z-index:-1; pointer-events:none; user-select:none;
}
.agents-art--r{ right:0; }
.agents-head{
  position:relative; z-index:1;
  margin-bottom:var(--space-9);
}
/* neon outlined agent card */
.nagent{
  --ac:#4CE2CC; --ac-soft:rgba(76,226,204,.16); --ac-line:rgba(76,226,204,.7); --ac-dim:rgba(76,226,204,.3);
  position:relative; display:flex; flex-direction:column;
  border-radius:26px; padding:32px 32px 28px;
  background:rgba(3,12,23,.72);
  border:2px solid var(--ac-line);
  box-shadow:
    0 0 34px -8px var(--ac-soft),
    0 0 80px -20px var(--ac-soft),
    inset 0 0 50px -22px var(--ac-soft);
  backdrop-filter:blur(4px);
  transition:transform .35s var(--ease), box-shadow .35s var(--ease);
}
.nagent:hover{
  transform:translateY(-4px);
  box-shadow:
    0 0 44px -6px var(--ac-soft),
    0 0 100px -16px var(--ac-soft),
    inset 0 0 56px -20px var(--ac-soft);
}
.nagent--alt{ --ac:#5EEAD4; --ac-soft:rgba(94,234,212,.16); --ac-line:rgba(94,234,212,.7); --ac-dim:rgba(94,234,212,.3); }
.nagent-btn{
  align-self:flex-start; display:inline-flex; align-items:center; gap:12px;
  font-family:"Inter Tight",sans-serif; font-weight:700; font-size:1rem; color:var(--white);
  border:2px solid var(--ac-line); border-radius:14px; padding:13px 26px;
  background:linear-gradient(90deg, var(--ac-soft), transparent 60%);
  box-shadow:0 0 20px -8px var(--ac);
  margin-bottom:24px;
  transition:background .25s var(--ease), box-shadow .25s var(--ease), transform .25s var(--ease);
}
.nagent-btn .arr{ color:var(--ac); transition:transform .25s var(--ease); }
.nagent-btn:hover{ transform:translateY(-2px); box-shadow:0 0 26px -6px var(--ac-soft); }
.nagent-btn:hover .arr{ transform:translateX(4px); }
/* embedded product mock */
.nagent-mock{
  margin-top:auto;
  border:1px solid var(--ac-dim); border-radius:20px; padding:18px;
  background:rgba(2,10,20,.5);
}
.nchat{ display:flex; flex-direction:column; gap:12px; min-height:158px; }
.nchat-row{ display:flex; gap:14px; align-items:flex-start; }
.nchat-av{
  width:38px; height:38px; border-radius:50%; flex:none;
  border:2px solid var(--ac-line); color:var(--ac);
  background:var(--ac-soft);
  box-shadow:0 0 14px -4px var(--ac);
  display:inline-flex; align-items:center; justify-content:center;
}
.nchat-row.q .nchat-av{ color:#EAF6FF; }
.nchat-av svg{ width:17px; height:17px; }
.nchat-bub{
  font-size:.9rem; line-height:1.55; padding:11px 15px; border-radius:14px;
  border-top-left-radius:4px; transition:opacity .35s var(--ease);
}
.nchat-row.q .nchat-bub{ background:var(--ac-soft); border:1px solid var(--ac-line); color:var(--white); }
.nchat-row.a .nchat-bub{ background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.16); color:rgba(255,255,255,.85); }
.nchat-bub.swap{ opacity:0; }
.nchat-bub b{ color:#EAF6FF; font-weight:600; }
.nchat-dots{ display:flex; gap:8px; justify-content:center; margin-top:14px; }
.nchat-dot{
  width:8px; height:8px; border-radius:50%; border:0; padding:0; cursor:pointer;
  background:rgba(255,255,255,.18); transition:background .3s var(--ease), box-shadow .3s var(--ease);
}
.nchat-dot.on{ background:var(--ac); box-shadow:0 0 8px var(--ac); }
.nfeed{ display:flex; flex-direction:column; gap:12px; }
.nalert{
  display:grid; grid-template-columns:auto minmax(96px,auto) 1fr;
  align-items:center; gap:6px 18px;
  border:1px solid rgba(255,255,255,.13); border-radius:14px; padding:11px 16px;
  background:rgba(255,255,255,.03);
  font-size:.9rem; color:rgba(255,255,255,.75);
}
.nalert b{ color:var(--white); font-weight:700; font-size:.95rem; white-space:nowrap; }
.nalert-ic{
  width:36px; height:36px; border-radius:50%; flex:none;
  display:inline-flex; align-items:center; justify-content:center;
}
.nalert-ic svg{ width:17px; height:17px; }
.nalert--act .nalert-ic{ color:#fff; background:linear-gradient(180deg,#F0655F,#D2423C); box-shadow:0 0 18px -2px rgba(224,81,76,.65); }
.nalert--wat .nalert-ic{ color:#E8A33D; border:2px solid rgba(232,163,61,.7); background:rgba(232,163,61,.12); box-shadow:0 0 16px -4px rgba(232,163,61,.6); }
.nalert--str .nalert-ic{ color:#4CE2CC; border:2px solid rgba(76,226,204,.7); background:rgba(76,226,204,.1); box-shadow:0 0 16px -4px rgba(76,226,204,.6); }
/* the two "ways" — full-width deck: one pinned stage, the cards swap heights as you scroll */
.agstack{
  --agch:620px;             /* expanded card height */
  --agseam:16px;            /* air between the two pills */
  --agbar:64px;             /* collapsed pill height */
  --agstage:calc(var(--agch) + var(--agseam) + var(--agbar));
  position:relative; z-index:1;
  height:calc(var(--agstage) + 120vh);  /* pinned stage + scrub runway */
}
.agstage{
  position:sticky; top:max(84px, calc(50vh - var(--agstage)/2));
  height:var(--agstage);
}
.aginfo{
  min-width:0; display:flex; flex-direction:column;
  justify-content:center; align-items:flex-start;
}
.agfeat-num{
  display:inline-flex; font-family:"Saira",sans-serif; font-weight:800; font-size:.875rem;
  letter-spacing:.12em; text-transform:uppercase; color:#4CE2CC; white-space:nowrap;
  border:1px solid rgba(76,226,204,.5); border-radius:999px; padding:5px 12px;
  background:rgba(76,226,204,.1); margin-bottom:14px;
}
.agcard-bar .agfeat-num{ margin-bottom:0; }
.agfeat-sub{ font-family:"Inter Tight",sans-serif; font-weight:700; font-size:1.0625rem; color:var(--teal); margin:0 0 12px; }
.aginfo p{ font-size:1rem; line-height:1.7; color:rgba(255,255,255,.78); max-width:46ch; margin-bottom:16px; }
.aginfo ul{ list-style:none; margin:0 0 22px; padding:0; display:flex; flex-direction:column; gap:10px; max-width:46ch; }
.aginfo li{ display:flex; gap:11px; font-size:.92rem; line-height:1.55; color:rgba(255,255,255,.72); }
.aginfo li b{ color:var(--white); font-weight:600; flex:none; white-space:nowrap; }
.agici{ flex:none; display:inline-flex; color:var(--teal); margin-top:1px; } .agici svg{ width:18px; height:18px; }
.agfeat-btns{ display:flex; flex-wrap:wrap; gap:12px; }
.agfeat-btns .nagent-btn{ margin-bottom:0; }
/* each card is a real bordered pill at every height — border + glow wrap all four sides */
.agcard{
  position:absolute; left:0; top:0; width:100%;
  height:var(--agch);
  padding:0; display:flex; flex-direction:column; overflow:hidden;
  transition:box-shadow .35s var(--ease);
  will-change:height,transform; transform:translate3d(0,0,0);
}
.agcard[data-i="0"]{ z-index:2; }
.agcard[data-i="1"]{ z-index:3; height:var(--agbar); transform:translate3d(0,calc(var(--agch) + var(--agseam)),0); }
.agcard:hover{ transform:translate3d(0,0,0); }
.agcard[data-i="1"]:hover{ transform:translate3d(0,calc(var(--agch) + var(--agseam)),0); }
.agcard-bar{
  flex:none; height:60px; display:flex; align-items:center; gap:12px; padding:0 22px;
  border-bottom:1px solid var(--ac-dim); background:rgba(2,10,20,.55);
  cursor:pointer;
}
.agcard-bar:focus-visible{ outline:2px solid var(--ac); outline-offset:-4px; border-radius:22px 22px 0 0; }
.agcard-bar b{ font-family:"Saira",sans-serif; font-weight:700; font-size:1.75rem; color:var(--white); letter-spacing:-.005em; white-space:nowrap; min-width:0; overflow:hidden; text-overflow:ellipsis; }
.agcard-body{
  flex:none; height:calc(var(--agch) - 65px);
  display:grid; grid-template-columns:.92fr 1.08fr; column-gap:44px;
  padding:16px 30px 18px; align-items:center;
}
.agmocks{ min-width:0; display:flex; flex-direction:column; justify-content:center; }
/* mobile-only sticky clone pills (injected by JS next to each card) */
.agsbar{ display:none; --ac:#4CE2CC; --ac-soft:rgba(76,226,204,.16); --ac-line:rgba(76,226,204,.7); --ac-dim:rgba(76,226,204,.3); }
.agsbar--alt{ --ac:#5EEAD4; --ac-soft:rgba(94,234,212,.16); --ac-line:rgba(94,234,212,.7); --ac-dim:rgba(94,234,212,.3); }
.aglab{
  font-family:"Saira",sans-serif; font-weight:800; font-size:.875rem; letter-spacing:.12em;
  text-transform:uppercase; color:var(--ac); margin-bottom:9px;
}
.agcard .nagent-mock{ margin-top:0; }
.rev-grid{ display:grid; gap:12px; }
.rev-tile{
  display:grid; grid-template-columns:auto 1fr; align-items:start; gap:5px 16px;
  border:1px solid rgba(255,255,255,.13); border-radius:14px; padding:14px 16px;
  background:rgba(255,255,255,.03);
}
.rev-ic{
  width:36px; height:36px; border-radius:50%; grid-row:1 / span 2; align-self:start;
  display:inline-flex; align-items:center; justify-content:center;
  color:#4CE2CC; border:2px solid rgba(76,226,204,.7); background:rgba(76,226,204,.1);
  box-shadow:0 0 16px -4px rgba(76,226,204,.6);
}
.rev-ic svg{ width:17px; height:17px; }
.rev-tile b{ color:var(--white); font-weight:700; font-size:.95rem; align-self:center; }
.rev-tile span{ font-size:.88rem; line-height:1.5; color:rgba(255,255,255,.72); }
/* short desktop viewports: shrink the card so both pills fit on screen */
@media (max-height:820px) and (min-width:981px){
  .agstack{ --agch:580px; }
  .agstage{ top:max(72px, calc(50vh - var(--agstage)/2)); }
  .agcard-body{ padding:12px 24px 14px; }
  .agcard .nagent-mock{ padding:13px; }
  .agcard .nchat{ min-height:132px; }
  .agcard .nchat-bub{ font-size:.85rem; padding:9px 13px; }
  .agcard .nchat-dots{ margin-top:10px; }
  .agcard .nalert{ padding:9px 14px; }
  .agcard .aglab{ margin-bottom:7px; }
  .agcard .rev-grid{ gap:10px; }
  .agcard .rev-tile{ padding:11px 14px; }
}
@media (max-width:980px){
  .agents-art{ opacity:.25; }
  /* natural column: both cards in full, the header pills go sticky (clones injected by JS) */
  .agstack{ height:auto; }
  .agstage{ position:static; height:auto; display:flex; flex-direction:column; gap:14px; }
  .agcard{ position:relative; height:auto !important; transform:none !important; }
  .agcard-body{ height:auto; grid-template-columns:1fr; row-gap:20px; padding:18px 18px 20px; align-items:start; }
  .aginfo{ justify-content:flex-start; }
  .agsbar{
    display:flex; align-items:center; gap:10px;
    position:sticky; z-index:40;
    height:64px; margin-bottom:-64px; padding:0 18px;
    border:2px solid var(--ac-line); border-radius:16px;
    background:rgba(4,14,26,.97);
    box-shadow:0 0 30px -8px var(--ac-soft), 0 10px 26px -14px rgba(0,0,0,.65);
    cursor:pointer;
    opacity:0; visibility:hidden; pointer-events:none;
    transition:opacity .25s var(--ease), visibility .25s;
  }
  .agsbar.show{ opacity:1; visibility:visible; pointer-events:auto; }
  .agsbar[data-for="0"]{ top:10px; }
  .agsbar[data-for="1"]{ top:82px; bottom:10px; }
  .agsbar b{ font-family:"Saira",sans-serif; font-weight:700; font-size:1.375rem; color:var(--white); letter-spacing:-.005em; white-space:nowrap; min-width:0; overflow:hidden; text-overflow:ellipsis; }
  .agcard-bar b{ font-size:1.375rem; }
}
@media (max-width:560px){
  .nalert{ grid-template-columns:auto 1fr; }
  .nalert span{ grid-column:2; }
  .agcard-bar, .agsbar{ padding-left:14px; padding-right:14px; gap:8px; }
  .aginfo li{ flex-wrap:wrap; row-gap:2px; }
  .agcard-bar b, .agsbar b{ font-size:1.125rem; }
}
@media (prefers-reduced-motion:reduce){
  .agsbar{ transition:none; }
}

/* ===== 04 · AI ANALYZER (interactive chat) ===== */
.an-grid{ display:grid; grid-template-columns:.95fr 1.05fr; gap:var(--space-16); align-items:start; }
.no-list{ margin-top:var(--space-9); display:flex; flex-direction:column; gap:10px; }
.no-list .row{
  font-family:"Saira",sans-serif; font-weight:700; letter-spacing:-.01em;
  font-size:clamp(1.15rem, 1.9vw, 1.45rem); color:#9aa5a2;
  display:flex; align-items:center; gap:14px;
}
.no-list .row::before{
  content:""; width:22px; height:2px; background:var(--line); border-radius:2px; flex:none;
  transition:background .3s var(--ease);
}
.no-list .row.just{ color:var(--navy); }
.no-list .row.just::before{ background:var(--teal); }
.no-list .row.just .em{ color:var(--teal-flare); margin-left:.35em; }

/* chat panel */
.chat{
  background:var(--white); border:1px solid var(--line); border-radius:22px; overflow:hidden;
  box-shadow:0 2px 4px rgba(6,22,41,.03), 0 30px 60px -34px rgba(6,22,41,.28);
}
.chat-head{
  display:flex; align-items:center; gap:12px;
  padding:16px 20px; border-bottom:1px solid var(--line);
  background:linear-gradient(180deg, rgba(76,226,204,.09), transparent);
}
.chat-av{
  width:38px; height:38px; border-radius:11px; flex:none;
  background:var(--navy); color:var(--teal);
  display:inline-flex; align-items:center; justify-content:center;
  font-family:"Saira",sans-serif; font-weight:800; font-size:.85rem;
}
.chat-id .n{ font-family:"Saira",sans-serif; font-weight:700; font-size:1rem; color:var(--black); }
.chat-id .s{ font-size:.78rem; color:var(--concrete); display:flex; align-items:center; gap:6px; }
.chat-id .s i{ width:7px; height:7px; border-radius:50%; background:var(--teal-flare); flex:none; }
.chat-log{
  padding:20px; min-height:308px; max-height:390px; overflow-y:auto;
  display:flex; flex-direction:column; gap:12px; scroll-behavior:smooth;
}
.bub{
  max-width:86%; font-size:.9rem; line-height:1.55; padding:12px 16px; border-radius:15px;
  animation:bubIn .45s var(--ease) both;
}
@keyframes bubIn{ from{ opacity:0; transform:translateY(8px); } to{ opacity:1; transform:none; } }
.bub.user{
  align-self:flex-end; background:var(--navy); color:var(--white); border-bottom-right-radius:5px;
}
.bub.ai{
  align-self:flex-start; background:var(--stone); border:1px solid var(--line);
  color:var(--concrete); border-bottom-left-radius:5px;
}
.bub.ai .headline{
  font-family:"Inter Tight",sans-serif; font-weight:700; color:var(--navy); margin-bottom:6px; font-size:.95rem;
}
.bub.ai ul{ margin:8px 0 0; padding:0; list-style:none; }
.bub.ai ul li{ position:relative; padding-left:20px; margin-top:6px; font-size:.875rem; }
.bub.ai ul li::before{
  content:""; position:absolute; left:2px; top:8px;
  width:7px; height:7px; border-radius:2px; background:var(--teal); transform:rotate(45deg);
}
.bub.ai ul li b{ color:var(--navy); }
.kpi-chip{
  display:inline-flex; align-items:center; gap:8px; margin-top:10px;
  font-size:.72rem; font-weight:700; letter-spacing:.1em; text-transform:uppercase;
  color:var(--teal-flare); background:var(--teal-tint);
  border:1px solid rgba(31,195,173,.3); border-radius:999px; padding:5px 12px;
}
.kpi-chip::before{ content:"◈"; }
.bars{ display:flex; flex-direction:column; gap:7px; margin-top:10px; }
.barrow{ display:grid; grid-template-columns:76px 1fr 42px; align-items:center; gap:10px; font-size:.78rem; }
.barrow .tr{ overflow:hidden; border-radius:99px; background:rgba(6,22,41,.07); height:8px; }
.barrow .fl{ height:100%; border-radius:99px; background:var(--teal-flare); transform-origin:left; animation:grow .9s var(--ease) both .15s; }
.barrow .fl.over{ background:var(--coral); }
.barrow .v{ text-align:right; font-weight:700; color:var(--navy); }
@keyframes grow{ from{ transform:scaleX(0); } }
.typing{ align-self:flex-start; display:inline-flex; gap:5px; padding:14px 18px; background:var(--stone); border:1px solid var(--line); border-radius:15px; border-bottom-left-radius:5px; }
.typing i{ width:7px; height:7px; border-radius:50%; background:#9aa5a2; animation:tp 1s infinite; }
.typing i:nth-child(2){ animation-delay:.15s; }
.typing i:nth-child(3){ animation-delay:.3s; }
@keyframes tp{ 30%{ transform:translateY(-5px); opacity:.5; } }
.chat-ask{
  border-top:1px solid var(--line); padding:14px 18px 18px; background:var(--white);
}
.chat-ask .hint{ font-size:.75rem; font-weight:600; letter-spacing:.12em; text-transform:uppercase; color:#9aa5a2; margin-bottom:10px; }
.qchips{ display:flex; flex-wrap:wrap; gap:8px; }
.qchip{
  font-family:"Inter Tight",sans-serif; font-size:.85rem; font-weight:600; color:var(--navy);
  background:var(--white); border:1px solid var(--teal); border-radius:999px;
  padding:8px 15px; cursor:pointer;
  transition:background .2s var(--ease), color .2s var(--ease), transform .2s var(--ease);
}
.qchip:hover{ background:var(--teal-tint); color:var(--teal-flare); transform:translateY(-1px); }
.qchip:disabled{ opacity:.45; cursor:default; transform:none; }

/* capabilities strip */
.caps{ margin-top:var(--space-12); display:grid; grid-template-columns:repeat(5,1fr); gap:16px; }
.cap{
  background:var(--white); border:1px solid var(--line); border-radius:16px; padding:20px 18px;
  transition:transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.cap:hover{ transform:translateY(-3px); border-color:rgba(76,226,204,.6); box-shadow:0 16px 34px -22px rgba(6,22,41,.25); }
.cap .ic{
  width:34px; height:34px; border-radius:10px; margin-bottom:12px;
  background:var(--teal-tint); color:var(--teal-flare);
  display:inline-flex; align-items:center; justify-content:center;
}
.cap .ic svg{ width:17px; height:17px; }
.cap h4{ font-family:"Inter Tight",sans-serif; font-weight:700; font-size:.95rem; line-height:1.3; color:var(--black); }
@media (max-width:1080px){ .caps{ grid-template-columns:repeat(3,1fr); } }
@media (max-width:900px){ .an-grid{ grid-template-columns:1fr; gap:var(--space-9); } }
@media (max-width:640px){ .caps{ grid-template-columns:repeat(2,1fr); } }

/* ===== 06 · CONTROL TOWER (roles + 3-layer action driver) ===== */
.ct-head{ display:grid; grid-template-columns:1.05fr .95fr; gap:var(--space-16); align-items:start; margin-bottom:var(--space-12); }
.roles{
  display:flex; flex-wrap:wrap; align-items:center; gap:var(--space-2);
  border-top:1px solid var(--line); padding-top:var(--space-6); margin-top:var(--space-6);
}
.roles-label{
  flex-basis:100%;
  font-family:"Saira",sans-serif; font-weight:700; font-size:.72rem;
  letter-spacing:.14em; text-transform:uppercase; color:var(--concrete);
  margin-bottom:var(--space-2);
}
.role-pill{
  font-size:.85rem; font-weight:600; color:var(--navy);
  background:var(--white); border:1px solid var(--teal); border-radius:999px;
  padding:7px 14px; transition:background .2s var(--ease), color .2s var(--ease);
}
.role-pill:hover{ background:var(--teal-tint); color:var(--teal-flare); }

/* left-to-right workflow rail — three equal stages joined by arrows */
.stack-wrap{ margin-bottom:26px; }
.flow-rail{
  display:grid; align-items:stretch; gap:0;
  grid-template-columns:1fr auto 1fr auto 1fr;
  margin-bottom:var(--space-9);
}
.flow-arrow{
  display:flex; align-items:center; justify-content:center;
  padding-inline:clamp(8px, 1.4vw, 20px);
  color:#B9C9C4; transition:color .35s var(--ease);
}
.flow-arrow svg{ width:clamp(30px, 3.4vw, 46px); height:auto; display:block; }
.layer-card{
  display:flex; flex-direction:column; align-items:flex-start; gap:0;
  width:100%; text-align:left; cursor:pointer; font-family:inherit;
  position:relative;
  background:var(--white); border:1.5px solid #B9C9C4; border-radius:16px; padding:20px 22px 18px;
  box-shadow:0 2px 6px rgba(6,22,41,.06), 0 18px 40px -28px rgba(6,22,41,.3);
  transition:opacity .35s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease), transform .3s var(--ease);
}
.layer-card .ln{
  display:flex; align-items:center; gap:10px;
  font-family:"Saira",sans-serif; font-weight:800; font-size:.78rem; letter-spacing:.16em;
  color:#9aa5a2; margin-bottom:8px; text-transform:uppercase;
  transition:color .25s var(--ease);
}
.layer-card .ln i{ width:9px; height:9px; border-radius:50%; background:var(--line); flex:none; transition:background .25s var(--ease), box-shadow .25s var(--ease); }
.layer-card h4{ font-family:"Inter Tight",sans-serif; font-weight:700; font-size:1.08rem; color:var(--black); line-height:1.3; }
.layer-card .lh{
  margin-top:auto; padding-top:12px;
  font-size:.82rem; font-weight:600; color:var(--concrete);
  transition:color .25s var(--ease);
}
.layer-card:hover{ border-color:rgba(76,226,204,.55); transform:translateY(-2px); }
/* active accent per layer */
.layer-card.active[data-layer="1"]{ border-color:var(--coral); box-shadow:0 22px 44px -26px rgba(224,81,76,.5); }
.layer-card.active[data-layer="1"] .ln,
.layer-card.active[data-layer="1"] .lh{ color:var(--coral); }
.layer-card.active[data-layer="1"] .ln i{ background:var(--coral); box-shadow:0 0 8px rgba(224,81,76,.7); }
.layer-card.active[data-layer="2"]{ border-color:var(--amber); box-shadow:0 22px 44px -26px rgba(232,163,61,.55); }
.layer-card.active[data-layer="2"] .ln,
.layer-card.active[data-layer="2"] .lh{ color:var(--amber); }
.layer-card.active[data-layer="2"] .ln i{ background:var(--amber); box-shadow:0 0 8px rgba(232,163,61,.7); }
.layer-card.active[data-layer="3"]{ border-color:var(--teal-flare); box-shadow:0 22px 44px -26px rgba(31,195,173,.5); }
.layer-card.active[data-layer="3"] .ln,
.layer-card.active[data-layer="3"] .lh{ color:var(--teal-flare); }
.layer-card.active[data-layer="3"] .ln i{ background:var(--teal-flare); box-shadow:0 0 8px rgba(31,195,173,.7); }
/* tablet: keep the flow horizontal but tighten it */
@media (max-width:900px){
  .layer-card{ padding:16px 16px 14px; border-radius:14px; }
  .layer-card h4{ font-size:.98rem; }
  .layer-card .lh{ font-size:.76rem; padding-top:9px; }
}
/* narrow: stack the stages, arrows rotate to point downward */
@media (max-width:620px){
  .flow-rail{ grid-template-columns:1fr; }
  .flow-arrow{ padding:6px 0; }
  .flow-arrow svg{ width:34px; transform:rotate(90deg); }
}

.layer-panel{
  display:none; grid-template-columns:1.05fr .95fr; gap:var(--space-12); align-items:start;
  background:var(--white); border:1px solid var(--line); border-radius:22px;
  padding:clamp(22px, 3vw, 38px);
  box-shadow:0 2px 4px rgba(6,22,41,.03), 0 26px 54px -32px rgba(6,22,41,.22);
}
.layer-panel.active{ display:grid; animation:bubIn .45s var(--ease) both; }
.layer-panel h5{
  font-family:"Saira",sans-serif; font-weight:700; font-size:1.3rem; letter-spacing:-.01em;
  color:var(--black); margin:0 0 6px;
}
.layer-panel .sub{ font-size:1rem; color:var(--concrete); margin-bottom:var(--space-6); }
.layer-items{ display:grid; grid-template-columns:1fr 1fr; gap:9px 20px; margin:0; padding:0; list-style:none; }
.layer-items li{
  position:relative; padding-left:24px; font-size:.95rem; line-height:1.5; color:var(--concrete);
}
.layer-items li::before{
  content:""; position:absolute; left:2px; top:9px;
  width:8px; height:8px; border-radius:2.5px; background:var(--teal); transform:rotate(45deg);
}
/* sample agent card inside panel */
.acard{
  border:1px solid var(--line); border-radius:16px; overflow:hidden;
  box-shadow:0 14px 34px -24px rgba(6,22,41,.35);
}
.acard-head{
  display:flex; align-items:center; gap:10px; padding:12px 16px;
  background:var(--stone); border-bottom:1px solid var(--line);
  font-size:.8rem; color:var(--concrete);
}
.acard-head .who{ font-family:"Saira",sans-serif; font-weight:700; color:var(--navy); font-size:.85rem; }
.acard-head .tag{
  margin-left:auto; font-size:.66rem; font-weight:800; letter-spacing:.14em; text-transform:uppercase;
  border-radius:999px; padding:4px 10px;
}
.tag-act{ color:var(--coral); background:var(--coral-soft); }
.tag-watch{ color:#b57718; background:var(--amber-soft); }
.tag-plan{ color:var(--teal-flare); background:var(--teal-tint); }
.acard-body{ padding:16px; font-size:.9rem; line-height:1.6; color:var(--concrete); }
.acard-body b{ color:var(--navy); }
.acard-foot{ display:flex; gap:8px; padding:0 16px 16px; flex-wrap:wrap; }
.acard-btn{
  font-size:.8rem; font-weight:700; color:var(--navy);
  border:1.5px solid var(--navy); border-radius:999px; padding:7px 14px;
  transition:background .2s var(--ease), color .2s var(--ease);
}
.acard-btn:hover{ background:var(--navy); color:var(--white); }
.acard-btn.soft{ border-color:var(--line); color:var(--concrete); }
.acard-btn.soft:hover{ background:var(--stone); color:var(--navy); }
@media (max-width:1000px){ .layer-panel{ grid-template-columns:1fr; gap:var(--space-6); } }
@media (max-width:900px){ .ct-head{ grid-template-columns:1fr; gap:var(--space-6); } }
@media (max-width:640px){ .layer-items{ grid-template-columns:1fr; } }

/* ===== 06 · AI ASSURANCE — the brief (navy statement band + three desks) ===== */

/* ===== 07 · AI ASSURANCE — the detail (tabbed workbench) ===== */
.rvt-tabs{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom:var(--space-9); }
.rvt-tab{
  display:flex; align-items:center; gap:12px; cursor:pointer; font-family:inherit;
  background:var(--white); border:1.5px solid var(--line); border-radius:14px;
  padding:14px 20px 14px 16px; text-align:left;
  transition:border-color .3s var(--ease), box-shadow .3s var(--ease), transform .3s var(--ease);
}
.rvt-tab:hover{ border-color:rgba(76,226,204,.6); transform:translateY(-2px); }
.rvt-tab .mini{
  width:42px; height:42px; border-radius:11px; flex:none;
  display:inline-flex; align-items:center; justify-content:center;
  background:rgba(76,226,204,.12); color:var(--teal-text-light);
  transition:background .3s var(--ease), color .3s var(--ease);
}
.rvt-tab .mini svg{ width:22px; height:22px; }
.rvt-tab .lbl{ display:flex; flex-direction:column; }
.rvt-tab .tt{ font-family:"Saira",sans-serif; font-weight:700; font-size:1.125rem; color:var(--black); line-height:1.2; }
.rvt-tab.on{ border-color:var(--teal-flare); box-shadow:0 18px 38px -26px rgba(31,195,173,.7); }
.rvt-tab.on .mini{ background:var(--teal-flare); color:var(--navy); }
.rvt-body{ display:none; }
.rvt-body.on{ display:block; animation:bubIn .45s var(--ease) both; }
.rvt-panel{
  border:1px solid var(--line); border-radius:24px; background:var(--white);
  box-shadow:0 2px 4px rgba(6,22,41,.03), 0 30px 60px -38px rgba(6,22,41,.28);
  padding:clamp(24px,3vw,42px);
  display:grid; grid-template-columns:1fr 1fr; gap:clamp(28px,3.4vw,52px);
}
.rvt-panel h3{
  font-family:"Saira",sans-serif; font-weight:700; letter-spacing:-.015em;
  font-size:clamp(1.4rem,2.2vw,1.85rem); line-height:1.16; margin-bottom:12px;
}
.rvt-panel .said{ font-size:1rem; line-height:1.7; margin-bottom:var(--space-6); }
.rvt-cap{
  font-family:"Saira",sans-serif; font-weight:800; font-size:.875rem; letter-spacing:.12em;
  text-transform:uppercase; color:var(--teal-text-light); margin-bottom:14px;
  display:flex; align-items:center; gap:10px;
}
.rvt-cap::before{ content:""; width:18px; height:2px; background:var(--teal-flare); border-radius:2px; }
.chip-set{ display:flex; flex-wrap:wrap; gap:8px; }
.chip{
  font-size:.86rem; font-weight:500; color:var(--concrete);
  border:1px solid var(--line); border-radius:999px; padding:7px 15px; background:var(--stone);
}
.does{ display:grid; grid-template-columns:1fr 1fr; gap:10px 22px; margin:0; padding:0; list-style:none; }
.does li{ position:relative; padding-left:26px; font-size:.94rem; line-height:1.5; color:var(--concrete); }
.does li::before{
  content:""; position:absolute; left:2px; top:8px; width:9px; height:9px;
  border-radius:2.5px; background:var(--teal); transform:rotate(45deg);
}
.rvt-out{
  grid-column:1 / -1; margin-top:6px; padding-top:22px; border-top:1px solid var(--line);
  font-family:"Saira",sans-serif; font-weight:600; font-size:1.1rem; color:var(--black); letter-spacing:-.01em;
}
.rvt-out em{ color:var(--teal-text-light); font-style:normal; }
@media (max-width:1000px){
  .rvt-panel{ grid-template-columns:1fr; }
}
@media (max-width:640px){
  .does{ grid-template-columns:1fr; }
  .rvt-tabs{ gap:8px; }
  .rvt-tab{ width:100%; }
}

/* ===== 08 · FAQ ===== */
.faq-grid{ display:grid; grid-template-columns:.72fr 1.28fr; gap:var(--space-16); align-items:start; }
.faq-rail{ position:sticky; top:90px; }
.faq-head{ margin-bottom:0; text-align:left; }
.faq-rail-note{ margin-top:var(--space-4); font-size:1rem; }
.faq-list{ border-top:1px solid var(--line); min-width:0; }
.faq-item{ border-bottom:1px solid var(--line); }
.faq-item summary{
  list-style:none; cursor:pointer;
  display:flex; align-items:center; justify-content:space-between; gap:var(--space-6);
  padding:var(--space-6) var(--space-2);
  font-family:"Inter Tight", sans-serif; font-weight:600; font-size:1.125rem; color:var(--black);
  transition:color .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary:hover{ color:var(--teal-flare); }
.faq-plus{ position:relative; width:18px; height:18px; flex:0 0 auto; transition:transform .3s var(--ease); }
.faq-plus::before, .faq-plus::after{ content:""; position:absolute; inset:0; margin:auto; background:var(--teal-flare); border-radius:2px; }
.faq-plus::before{ width:18px; height:2px; }
.faq-plus::after{ width:2px; height:18px; }
.faq-item[open] .faq-plus{ transform:rotate(135deg); }
.faq-body{ padding:0 var(--space-2) var(--space-6); color:var(--concrete); font-size:1rem; line-height:1.65; max-width:72ch; }
.faq-item[open] .faq-body{ animation:faqIn .4s var(--ease) both; }
@keyframes faqIn{ from{ opacity:0; transform:translateY(-6px); } to{ opacity:1; transform:none; } }
.faq-body p{ margin:0 0 .5rem; }
.faq-body strong{ color:var(--navy); }
@media (max-width:900px){
  .faq-grid{ grid-template-columns:1fr; gap:var(--space-9); }
  .faq-rail{ position:static; }
}
@media (prefers-reduced-motion:reduce){ .faq-item[open] .faq-body{ animation:none; } .faq-plus{ transition:none; } }
@media (max-width:560px){ .faq-item summary{ font-size:1rem; } }

/* ===== 10 · FINAL CTA ===== */
.fcta{ background:var(--navy); color:var(--on-dark); position:relative; overflow:hidden; isolation:isolate; }
.fcta::before{ content:""; position:absolute; inset:0; z-index:-1;
  background:
    radial-gradient(45% 90% at 78% 50%, rgba(76,226,204,.16), transparent 60%),
    radial-gradient(40% 80% at 5% 110%, rgba(76,226,204,.10), transparent 55%); }
.fcta-grid{ display:grid; grid-template-columns:1.2fr .8fr; gap:var(--space-16); align-items:center; }
.fcta .eyebrow{ color:var(--teal); }
.fcta h2{ font-family:"Saira",sans-serif; font-weight:700; font-size:clamp(1.75rem,3.4vw,2.75rem);
  line-height:1.05; letter-spacing:-.02em; color:var(--white); margin:0 0 var(--space-6); }
.fcta h2 .accent{ color:var(--teal); }
.fcta-lead{ font-size:1.125rem; line-height:1.6; color:var(--on-dark); max-width:52ch; }
.fcta-actions{ display:flex; flex-direction:column; align-items:flex-start; gap:var(--space-4); }
.fcta-note{ font-size:.875rem; color:var(--on-dark-soft); text-align:center; }
@media (max-width:900px){ .fcta-grid{ grid-template-columns:1fr; gap:var(--space-9); } }
@media (max-width:560px){ .fcta-actions{ align-items:stretch; } .fcta-lead{ max-width:none; } }

/* ===== 11 · FOOTER ===== */
.ft{ background:var(--navy); color:var(--on-dark); font-size:.875rem; padding-block:var(--space-16) 0; }
.ft-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:var(--space-12); }
.ft-logo{ display:flex; align-items:center; gap:var(--space-2); font-family:"Saira", sans-serif; font-weight:700; font-size:1.375rem; color:var(--white); letter-spacing:-.01em; }
.ft-mk{ width:26px; height:26px; border-radius:7px; background:var(--teal); color:var(--navy); display:inline-flex; align-items:center; justify-content:center; font-size:.875rem; font-weight:800; flex:none; }
.ft-ai{ color:var(--teal); }
.ft-tagline{ line-height:1.6; color:var(--on-dark); margin:var(--space-4) 0 var(--space-2); max-width:34ch; }
.ft-hashtag{ font-family:ui-monospace, "SF Mono", Menlo, monospace; font-size:.875rem; color:var(--teal); margin:0; }
.ft-heading{ font-family:"Inter Tight", sans-serif; font-weight:600; font-size:.875rem; letter-spacing:.06em; text-transform:uppercase; color:var(--white); margin-bottom:var(--space-4); }
.ft-links{ display:flex; flex-direction:column; gap:var(--space-2); }
.ft-links a{ color:var(--on-dark); font-size:.9375rem; transition:color .2s var(--ease); }
.ft-links a:hover{ color:var(--teal); }
.ft-links a.ft-active{ color:var(--white); font-weight:600; }
.ft-links a.ft-active:hover{ color:var(--teal); }
.ft-bottom{ margin-top:var(--space-12); padding-block:var(--space-6); border-top:1px solid rgba(255,255,255,.1); display:flex; align-items:center; justify-content:space-between; gap:var(--space-6); font-size:.875rem; color:var(--on-dark-soft); }
.ft-legal{ display:flex; gap:var(--space-6); }
.ft-legal a{ color:var(--on-dark-soft); transition:color .2s var(--ease); }
.ft-legal a:hover{ color:var(--teal); }
@media (max-width:900px){ .ft-grid{ grid-template-columns:1fr 1fr; gap:var(--space-9); } }
@media (max-width:560px){
  .ft-grid{ grid-template-columns:1fr; gap:var(--space-9); }
  .ft-bottom{ flex-direction:column; align-items:flex-start; gap:var(--space-4); }
  .ft-legal{ flex-wrap:wrap; }
}

/* ===== 2026-08-10 — product-video slots, intelligence tabs, paired buttons ===== */
.sec-alias{ display:block; height:0; }
.rvt-panel--video > div:nth-child(2){ align-self:center; }
.pv-frame{
  position:relative; aspect-ratio:16/9; width:100%; margin:0; border-radius:16px; overflow:hidden;
  background:
    radial-gradient(120% 150% at 88% -12%, rgba(76,226,204,.18), transparent 55%),
    linear-gradient(160deg, #0A2036 0%, #061629 78%);
  border:1px solid rgba(76,226,204,.26);
  box-shadow:0 2px 4px rgba(6,22,41,.05), 0 30px 60px -34px rgba(6,22,41,.5);
}
.pv-frame::before{
  content:""; position:absolute; inset:0; opacity:.16; pointer-events:none;
  background-image:linear-gradient(rgba(76,226,204,.35) 1px, transparent 1px),
                   linear-gradient(90deg, rgba(76,226,204,.35) 1px, transparent 1px);
  background-size:44px 44px;
  -webkit-mask-image:radial-gradient(120% 120% at 50% 42%, #000 30%, transparent 78%);
  mask-image:radial-gradient(120% 120% at 50% 42%, #000 30%, transparent 78%);
}
.pv-frame video{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; }
.pv-frame iframe{ position:absolute; inset:0; width:100%; height:100%; border:0; }
.pv-ph{ position:absolute; inset:0; display:flex; align-items:center; justify-content:center; }
.pv-play{
  width:64px; height:64px; border-radius:50%; display:grid; place-items:center; color:var(--teal);
  background:rgba(76,226,204,.12); border:1.5px solid rgba(76,226,204,.55);
  box-shadow:0 0 0 10px rgba(76,226,204,.07), 0 18px 40px -18px rgba(76,226,204,.45);
}
.pv-play svg{ width:24px; height:24px; fill:currentColor; margin-left:3px; }
.pv-cap{ position:absolute; left:18px; bottom:16px; display:flex; flex-direction:column; gap:3px; }
.pv-tag{ font-family:"Saira",sans-serif; font-weight:800; font-size:.875rem; letter-spacing:.12em; text-transform:uppercase; color:var(--teal); }
.pv-name{ font-size:.9rem; font-weight:600; color:rgba(255,255,255,.88); }
.it-driver{ margin-top:clamp(30px,4vw,48px); }
/* paired buttons: equal width, never wrapped */
.hero-cta{ display:inline-grid; grid-auto-flow:column; grid-auto-columns:1fr; }
.hero-cta .btn{ white-space:nowrap; justify-content:center; }
.agfeat-btns{ display:grid; grid-auto-flow:column; grid-auto-columns:1fr; width:max-content; max-width:100%; }
.agfeat-btns:has(> .nagent-btn:nth-child(2)){ grid-auto-flow:row; grid-template-columns:repeat(2, minmax(0,1fr)); width:100%; }
.agfeat-btns:has(> .nagent-btn:nth-child(2)) .nagent-btn{ padding-left:18px; padding-right:18px; }
.agfeat-btns .nagent-btn{ align-self:stretch; justify-content:center; white-space:nowrap; }
@media (max-width:680px){
  .hero-cta{ grid-auto-flow:row; width:100%; }
  .agfeat-btns, .agfeat-btns:has(> .nagent-btn:nth-child(2)){ grid-auto-flow:row; grid-template-columns:1fr; width:100%; }
}

/* section heads: summary column fills the space right of the H2 (2026-08-10b) */
.sechead{
  display:grid; grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);
  gap:clamp(28px,4.5vw,70px); align-items:start;
  margin-bottom:clamp(24px,3.2vw,40px);
}
.sechead-side .lead{ font-size:1.02rem; line-height:1.65; margin-bottom:16px; }
.sechead-side .does li{ font-size:.92rem; }
@media (max-width:1000px){
  .sechead{ grid-template-columns:1fr; gap:20px; }
}

/* tabbed workbench v2: head+text left, tabs+video right (2026-08-10c) */
.itx{ display:grid; grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr); column-gap:clamp(30px,4.2vw,66px); align-items:start; }
.itx-head, .itx-body, .itx-right{ min-width:0; }
.itx-head{ margin-bottom:clamp(20px,2.6vw,34px); }
.itx-right{ display:flex; flex-direction:column; justify-content:center; gap:14px; }
.itx .rvt-tabs{ margin-bottom:0; }
.rvt-swap{ display:none; }
.rvt-swap.on{ display:block; animation:bubIn .45s var(--ease) both; }
.itx-body h3{
  font-family:"Saira",sans-serif; font-weight:700; letter-spacing:-.015em;
  font-size:clamp(1.35rem,2vw,1.7rem); line-height:1.18; margin-bottom:12px;
}
.itx-body .said{ font-size:1rem; line-height:1.7; margin-bottom:var(--space-6); }
.itx-body .rvt-out{ margin-top:22px; }
.itx-media .pv-frame{ margin:0; }
.itx-media .mini-driver{ margin-top:16px; }
.mini-driver{
  border:1px solid var(--line); background:var(--white); border-radius:16px;
  padding:18px 20px 8px;
  box-shadow:0 2px 4px rgba(6,22,41,.03), 0 24px 48px -36px rgba(6,22,41,.25);
}
.mini-driver .rvt-cap{ margin-bottom:4px; }
.md-row{ display:flex; gap:12px; padding:12px 0; }
.md-row + .md-row{ border-top:1px solid var(--line); }
.md-ln{ font-family:"Saira",sans-serif; font-weight:800; font-size:.875rem; letter-spacing:.08em; padding-top:3px; flex:none; }
.md-1 .md-ln{ color:var(--coral-text-light); }
.md-2 .md-ln{ color:var(--amber-text-light); }
.md-3 .md-ln{ color:var(--teal-text-light); }
.md-row b{ display:block; font-family:"Inter Tight",sans-serif; font-weight:700; font-size:.95rem; line-height:1.35; color:var(--black); }
.md-when{
  font-style:normal; font-family:"Saira",sans-serif; font-weight:700; font-size:.875rem;
  letter-spacing:.1em; text-transform:uppercase; margin-left:9px; white-space:nowrap; position:relative; top:-1px;
}
.md-1 .md-when{ color:var(--coral-text-light); }
.md-2 .md-when{ color:var(--amber-text-light); }
.md-3 .md-when{ color:var(--teal-text-light); }
.mds{ display:block; font-size:.875rem; line-height:1.55; color:var(--concrete); margin-top:3px; }
.itx-right .rvt-tab{ padding:14px 18px 14px 14px; }
.itx-right .rvt-tab .mini{ width:42px; height:42px; }
@media (max-width:1000px){
  .itx{ display:flex; flex-direction:column; gap:18px; }
  .itx-right{ display:contents; }
  .itx-head{ order:1; margin-bottom:0; }
  .itx .rvt-tabs{ order:2; }
  .itx-media{ order:3; }
  .itx-body{ order:4; }
}
/* tabs v3: one-line assurance pills, driver card in body, centered media (2026-08-11) */
.itx{ align-items:stretch; }
@keyframes itxFade{ from{ opacity:0; } to{ opacity:1; } }
.rvt-swap.itx-media.on{ display:block; flex:0 0 auto; animation:itxFade .45s var(--ease) both; }
.itx-media .pv-frame{ width:100%; }
.itx-body .mini-driver{ margin-top:2px; }
@media (min-width:1001px){
  .itx{ grid-template-rows:auto 1fr; }
  .itx-head{ grid-column:1; grid-row:1; }
  .itx-body{ grid-column:1; grid-row:2; display:block; visibility:hidden; }
  .itx-body.on{ visibility:visible; }
  .itx-right{ grid-column:2; grid-row:1 / -1; }
  #reviewers-detail .itx{ grid-template-columns:minmax(0,.94fr) minmax(0,1.06fr); }
  .itx-right .rvt-tabs{ flex-wrap:nowrap; }
  .itx-right .rvt-tab{ padding:9px 12px 9px 10px; gap:9px; }
  .itx-right .rvt-tab .mini{ width:26px; height:26px; }
  .itx-right .rvt-tab .tt{ font-size:.875rem; white-space:nowrap; }
}
@media (min-width:1001px) and (max-width:1279px){
  .itx-right .rvt-tabs{ gap:8px; }
  .itx-right .rvt-tab{ padding:8px 9px; gap:7px; }
  .itx-right .rvt-tab .mini{ width:22px; height:22px; }
  .itx-right .rvt-tab .tt{ font-size:.875rem; }
}
@media (prefers-reduced-motion:reduce){
  .rvt-swap.on{ animation:none; }
  .itx .rvt-swap.on{ animation:none; }
}

/* variation B — agent selector cards under the header (2026-08-11) */
.aghd{ display:flex; align-items:center; gap:14px; }
@media (min-width:1001px){
  .itx--top{ grid-template-rows:auto auto 1fr; }
  .itx--top .itx-head{ grid-column:1 / -1; grid-row:1; margin-bottom:clamp(16px,2vw,24px); }
  .itx--top .itx-right{ display:contents; }
  .itx--top .rvt-tabs{ grid-column:1 / -1; grid-row:2; margin-bottom:clamp(20px,2.6vw,30px); }
  .itx--top .itx-body{ grid-row:3; }
  .itx--top .itx-media{ grid-column:2; grid-row:3; align-self:center; }
}@media (min-width:1001px){
  .rvt-tabs.agrid{ display:grid; gap:14px; }
  #intelligence .rvt-tabs.agrid{ grid-template-columns:repeat(2, minmax(0,1fr)); }
  #reviewers-detail .rvt-tabs.agrid{ grid-template-columns:repeat(3, minmax(0,1fr)); }
  .rvt-tab.agsel{ padding:20px 22px; gap:16px; align-items:center; border-radius:16px; }
  .rvt-tab.agsel .mini{ width:48px; height:48px; font-size:1rem; border-radius:12px; }
  .rvt-tab.agsel .mini svg{ width:26px; height:26px; }
  .rvt-tab.agsel .tt{ font-size:1.25rem; white-space:normal; }
}@media (min-width:1001px){
  .itx-media .pv-frame{ aspect-ratio:4/3; }
}