/* ═══════════════════════════════════════════════════════════════════
   OVERTONE by AlphaDecibel — design system
   Aesthetic: "Signal & Waveform" — near-black instrumentation panel
   ═══════════════════════════════════════════════════════════════════ */

/* ── 1. Reset ─────────────────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:5.5rem}
img,svg,video,canvas{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:none}
button{cursor:pointer}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:3px}

/* ── 2. Tokens ────────────────────────────────────────────────────── */
:root{
  /* ground */
  --void:#08090D;
  --surface:#0B0D13;
  --panel:#0F1219;
  --elev:#141824;
  --elev-2:#191E2C;

  /* rules */
  --line:rgba(255,255,255,.07);
  --line-2:rgba(255,255,255,.12);
  --line-3:rgba(255,255,255,.20);

  /* ink */
  --text:#E9EDF5;
  --text-2:#AAB4C6;
  --muted:#78839A;
  --faint:#505A6F;

  /* signal */
  --cyan:#4DE1E0;
  --cyan-2:#7FF0EF;
  --cyan-d:#1B9C9B;
  --violet:#7B5CFF;
  --violet-2:#A38FFF;
  --violet-d:#4E32C8;
  --amber:#FFB84D;
  --rose:#FF6B8A;
  --lime:#9BE564;

  /* glow */
  --glow-cyan:rgba(77,225,224,.16);
  --glow-violet:rgba(123,92,255,.18);

  /* type */
  --display:"Bricolage Grotesque","Helvetica Neue",Helvetica,Arial,sans-serif;
  --body:"Instrument Sans","Helvetica Neue",Helvetica,Arial,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;

  --s--2:clamp(.66rem,.64rem + .1vw,.72rem);
  --s--1:clamp(.8rem,.77rem + .16vw,.89rem);
  --s-0:clamp(1rem,.96rem + .22vw,1.11rem);
  --s-1:clamp(1.19rem,1.11rem + .4vw,1.46rem);
  --s-2:clamp(1.41rem,1.28rem + .68vw,1.94rem);
  --s-3:clamp(1.69rem,1.46rem + 1.1vw,2.56rem);
  --s-4:clamp(2.01rem,1.66rem + 1.72vw,3.38rem);
  --s-5:clamp(2.39rem,1.86rem + 2.6vw,4.47rem);
  --s-6:clamp(2.85rem,2.05rem + 3.9vw,5.9rem);

  /* space */
  --gap:clamp(1rem,.8rem + .9vw,1.6rem);
  --pad-x:clamp(1.15rem,.6rem + 2.6vw,2.6rem);
  --sec-y:clamp(4.5rem,3rem + 7vw,9rem);
  --shell:1280px;
  --narrow:920px;

  /* form */
  --r-sm:8px; --r:14px; --r-lg:22px; --r-xl:30px;
  --ease:cubic-bezier(.22,.68,.35,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
}

/* ── 3. Base ──────────────────────────────────────────────────────── */
body{
  font-family:var(--body);
  font-size:var(--s-0);
  line-height:1.65;
  color:var(--text-2);
  background:var(--void);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
  font-feature-settings:"kern" 1,"liga" 1;
}
h1,h2,h3,h4,h5{
  font-family:var(--display);
  color:var(--text);
  line-height:1.04;
  letter-spacing:-.028em;
  font-weight:600;
  text-wrap:balance;
}
h1{font-size:var(--s-6);letter-spacing:-.04em;font-weight:650}
h2{font-size:var(--s-4);letter-spacing:-.035em}
h3{font-size:var(--s-2)}
h4{font-size:var(--s-1);letter-spacing:-.02em}
p{text-wrap:pretty}
strong{color:var(--text);font-weight:600}
::selection{background:var(--cyan);color:var(--void)}

.lede{font-size:var(--s-1);line-height:1.55;color:var(--text-2);max-width:46ch}
.dim{color:var(--muted)}
.tight{max-width:58ch}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.grad{
  background:linear-gradient(104deg,var(--cyan) 0%,var(--cyan-2) 26%,var(--violet-2) 74%,var(--violet) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.nowrap{white-space:nowrap}

/* ── 4. Texture ───────────────────────────────────────────────────── */
body::before{ /* film grain */
  content:"";position:fixed;inset:-50%;z-index:9999;pointer-events:none;
  opacity:.035;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.grid-bg{position:relative;isolation:isolate}
.grid-bg::before{ /* hairline graph grid */
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background-image:
    linear-gradient(to right,rgba(255,255,255,.028) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:72px 72px;
  -webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 30%,#000 20%,transparent 78%);
  mask-image:radial-gradient(ellipse 90% 70% at 50% 30%,#000 20%,transparent 78%);
}
.aura{position:absolute;border-radius:50%;filter:blur(90px);pointer-events:none;z-index:-1}

/* ── 5. Layout ────────────────────────────────────────────────────── */
.shell{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--pad-x)}
.shell-narrow{width:100%;max-width:var(--narrow);margin-inline:auto;padding-inline:var(--pad-x)}
section{position:relative}
.sec{padding-block:var(--sec-y)}
.sec-tight{padding-block:clamp(3rem,2rem + 4vw,5.5rem)}
.alt{background:var(--surface)}
.rule{border-top:1px solid var(--line)}
.cols{display:grid;gap:var(--gap)}
@media(min-width:760px){
  .c2{grid-template-columns:repeat(2,1fr)}
  .c3{grid-template-columns:repeat(3,1fr)}
  .c4{grid-template-columns:repeat(2,1fr)}
}
@media(min-width:1040px){
  .c4{grid-template-columns:repeat(4,1fr)}
  .split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:clamp(2rem,4vw,4.5rem);align-items:center}
  .split-top{align-items:start}
}

/* ── 6. Micro-label + section heading ─────────────────────────────── */
.tag{
  display:inline-flex;align-items:center;gap:.6em;
  font-family:var(--mono);font-size:var(--s--2);font-weight:500;
  letter-spacing:.19em;text-transform:uppercase;color:var(--cyan);
}
.tag::before{
  content:"";width:1.9em;height:1px;background:linear-gradient(90deg,transparent,var(--cyan));
}
.tag-v{color:var(--violet-2)}
.tag-v::before{background:linear-gradient(90deg,transparent,var(--violet-2))}
.tag-plain::before{display:none}

.sec-head{max-width:62ch;margin-bottom:clamp(2.2rem,1.5rem + 2.4vw,3.6rem)}
.sec-head .tag{margin-bottom:1.15rem}
.sec-head h2{margin-bottom:1.1rem}
.sec-head p{font-size:var(--s-1);line-height:1.55;max-width:54ch}
.sec-head-center{margin-inline:auto;text-align:center}
.sec-head-center .tag{justify-content:center}
.sec-head-center p{margin-inline:auto}

/* harmonic stack ornament — the overtone motif */
.harmonics{display:flex;flex-direction:column;gap:3px;width:64px}
.harmonics i{
  height:2px;border-radius:2px;display:block;
  background:linear-gradient(90deg,var(--cyan),transparent);
}
.harmonics i:nth-child(1){width:100%;opacity:1}
.harmonics i:nth-child(2){width:76%;opacity:.72}
.harmonics i:nth-child(3){width:56%;opacity:.52}
.harmonics i:nth-child(4){width:38%;opacity:.36}
.harmonics i:nth-child(5){width:22%;opacity:.22}

/* ── 7. Buttons ───────────────────────────────────────────────────── */
.btn{
  --btn-bg:var(--text);--btn-fg:var(--void);
  display:inline-flex;align-items:center;justify-content:center;gap:.6em;
  font-family:var(--body);font-size:var(--s--1);font-weight:600;letter-spacing:-.005em;
  padding:.92em 1.5em;border-radius:100px;
  background:var(--btn-bg);color:var(--btn-fg);
  position:relative;white-space:nowrap;
  transition:transform .3s var(--ease-out),box-shadow .3s var(--ease-out),background .25s;
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn svg{width:1.05em;height:1.05em;transition:transform .3s var(--ease-out)}
.btn:hover svg{transform:translateX(3px)}

.btn-primary{
  --btn-bg:linear-gradient(96deg,var(--cyan) 0%,#63E8DA 48%,var(--violet-2) 130%);
  --btn-fg:#04120F;
  box-shadow:0 0 0 1px rgba(77,225,224,.4),0 10px 34px -12px rgba(77,225,224,.55);
}
.btn-primary:hover{box-shadow:0 0 0 1px rgba(77,225,224,.6),0 18px 44px -14px rgba(77,225,224,.7)}
.btn-ghost{
  --btn-bg:transparent;--btn-fg:var(--text);
  box-shadow:inset 0 0 0 1px var(--line-2);
}
.btn-ghost:hover{--btn-bg:rgba(255,255,255,.045);box-shadow:inset 0 0 0 1px var(--line-3)}
.btn-sm{padding:.7em 1.15em;font-size:var(--s--2)}
.btn-lg{padding:1.05em 1.9em;font-size:var(--s-0)}
.btn-row{display:flex;flex-wrap:wrap;gap:.75rem;align-items:center}

.link-arrow{
  display:inline-flex;align-items:center;gap:.45em;color:var(--cyan);
  font-weight:550;font-size:var(--s--1);
  transition:gap .25s var(--ease-out),color .2s;
}
.link-arrow:hover{gap:.8em;color:var(--cyan-2)}

/* ── 8. Cards ─────────────────────────────────────────────────────── */
.card{
  position:relative;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:clamp(1.4rem,1rem + 1.2vw,2.1rem);
  overflow:hidden;isolation:isolate;
  transition:border-color .35s var(--ease),transform .45s var(--ease-out),background .35s;
}
.card::before{ /* equipment bevel: top edge highlight */
  content:"";position:absolute;top:0;left:12%;right:12%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.22),transparent);
}
.card-hover:hover{border-color:var(--line-2);transform:translateY(-4px);background:var(--elev)}
.card-hover:hover .card-glow{opacity:1}
.card-glow{
  position:absolute;z-index:-1;inset:auto -30% -60% -30%;height:70%;
  background:radial-gradient(ellipse at 50% 100%,var(--glow-cyan),transparent 70%);
  opacity:0;transition:opacity .5s var(--ease);
}
.card h3{margin-bottom:.6rem}
.card p{font-size:var(--s--1);line-height:1.6}
.card-num{
  font-family:var(--mono);font-size:var(--s--2);color:var(--faint);
  letter-spacing:.1em;margin-bottom:1.1rem;display:block;
}

.icon-badge{
  width:2.9rem;height:2.9rem;border-radius:12px;display:grid;place-items:center;
  margin-bottom:1.25rem;background:var(--elev-2);border:1px solid var(--line-2);
  color:var(--cyan);position:relative;
}
.icon-badge svg{width:1.35rem;height:1.35rem;stroke-width:1.6}
.icon-badge-v{color:var(--violet-2)}
.icon-badge-a{color:var(--amber)}
.icon-badge-r{color:var(--rose)}

/* ── 9. Navigation ────────────────────────────────────────────────── */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:900;
  transition:background .35s var(--ease),border-color .35s,backdrop-filter .35s;
  border-bottom:1px solid transparent;
}
.nav.stuck{
  background:rgba(8,9,13,.82);backdrop-filter:blur(18px) saturate(160%);
  -webkit-backdrop-filter:blur(18px) saturate(160%);
  border-bottom-color:var(--line);
}
.nav-in{display:flex;align-items:center;gap:2rem;height:4.6rem}
.brand{display:flex;align-items:center;gap:.65rem;flex-shrink:0;margin-right:auto}
.brand-mark{width:26px;height:26px;flex-shrink:0}
.brand-txt{display:flex;flex-direction:column;line-height:1}
.brand-name{
  font-family:var(--display);font-weight:650;font-size:1.06rem;
  color:var(--text);letter-spacing:-.03em;
}
.brand-sub{
  font-family:var(--mono);font-size:.53rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--muted);margin-top:3px;
}
.nav-links{display:none;align-items:center;gap:.25rem}
@media(min-width:1000px){.nav-links{display:flex}}
.nav-links a{
  font-size:var(--s--1);color:var(--text-2);padding:.5rem .8rem;border-radius:8px;
  transition:color .2s,background .2s;font-weight:500;
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-links a[aria-current="page"]{color:var(--cyan)}
.nav-cta{display:none;align-items:center;gap:.6rem}
@media(min-width:1000px){.nav-cta{display:flex}}

.burger{
  display:grid;place-items:center;width:2.6rem;height:2.6rem;border-radius:10px;
  border:1px solid var(--line-2);color:var(--text);
}
@media(min-width:1000px){.burger{display:none}}
.burger span{display:block;width:16px;height:1.5px;background:currentColor;position:relative;transition:.3s var(--ease)}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:16px;height:1.5px;background:currentColor;transition:.3s var(--ease);
}
.burger span::before{top:-5px}
.burger span::after{top:5px}
.burger[aria-expanded="true"] span{background:transparent}
.burger[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.burger[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}

.mobile-menu{
  position:fixed;inset:4.6rem 0 auto;z-index:890;
  background:rgba(8,9,13,.97);backdrop-filter:blur(20px);
  border-bottom:1px solid var(--line);
  padding:1.2rem var(--pad-x) 2rem;
  display:grid;gap:.15rem;
  transform:translateY(-12px);opacity:0;pointer-events:none;
  transition:opacity .3s var(--ease),transform .3s var(--ease);
}
.mobile-menu.open{opacity:1;transform:none;pointer-events:auto}
.mobile-menu a{
  padding:.85rem .2rem;font-size:var(--s-1);font-family:var(--display);
  font-weight:550;color:var(--text);border-bottom:1px solid var(--line);
  letter-spacing:-.02em;
}
.mobile-menu .btn{margin-top:1.3rem;width:100%}
@media(min-width:1000px){.mobile-menu{display:none}}

.skip{
  position:absolute;left:-9999px;top:0;z-index:1000;
  background:var(--cyan);color:var(--void);padding:.7rem 1.2rem;border-radius:0 0 10px 0;font-weight:600;
}
.skip:focus{left:0}

/* ── 10. Hero ─────────────────────────────────────────────────────── */
.hero{position:relative;padding-top:clamp(7.5rem,6rem + 7vw,11rem);padding-bottom:clamp(3.5rem,2rem + 5vw,6rem);overflow:hidden}
.hero-aura-1{width:min(760px,90vw);height:520px;top:-16%;left:-14%;background:var(--glow-cyan)}
.hero-aura-2{width:min(680px,80vw);height:480px;top:6%;right:-16%;background:var(--glow-violet)}
.hero-grid{display:grid;gap:clamp(2.6rem,2rem + 4vw,4rem);align-items:center}
@media(min-width:1080px){.hero-grid{grid-template-columns:minmax(0,1.02fr) minmax(0,1fr)}}
.hero h1{margin:1.35rem 0 1.5rem}
.hero .lede{max-width:44ch;font-size:clamp(1.06rem,1rem + .4vw,1.3rem)}
.hero .btn-row{margin-top:2.1rem}
.hero-note{
  margin-top:1.6rem;display:flex;flex-wrap:wrap;gap:1.4rem;
  font-family:var(--mono);font-size:var(--s--2);color:var(--muted);
  letter-spacing:.04em;
}
.hero-note span{display:flex;align-items:center;gap:.5em}
.dot{width:5px;height:5px;border-radius:50%;background:var(--cyan);flex-shrink:0}
.dot-v{background:var(--violet)}
.dot-a{background:var(--amber)}
.dot-r{background:var(--rose)}
.dot-live{box-shadow:0 0 0 0 rgba(77,225,224,.7);animation:pulse 2.4s infinite}
@keyframes pulse{
  70%{box-shadow:0 0 0 8px rgba(77,225,224,0)}
  100%{box-shadow:0 0 0 0 rgba(77,225,224,0)}
}

/* ── 11. Live analysis panel (hero signature) ─────────────────────── */
.panel{
  position:relative;background:linear-gradient(168deg,var(--elev) 0%,var(--panel) 62%);
  border:1px solid var(--line-2);border-radius:var(--r-xl);
  box-shadow:0 40px 90px -40px rgba(0,0,0,.9),0 0 0 1px rgba(255,255,255,.03) inset;
  overflow:hidden;
}
.panel::after{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.3) 30%,rgba(123,92,255,.4) 70%,transparent);
}
.panel-bar{
  display:flex;align-items:center;gap:.8rem;padding:.85rem 1.1rem;
  border-bottom:1px solid var(--line);background:rgba(255,255,255,.018);
}
.panel-title{
  font-family:var(--mono);font-size:var(--s--2);letter-spacing:.15em;
  text-transform:uppercase;color:var(--text-2);
}
.panel-live{
  margin-left:auto;display:flex;align-items:center;gap:.45em;
  font-family:var(--mono);font-size:var(--s--2);color:var(--cyan);letter-spacing:.12em;
}
.panel-body{padding:1.15rem}

.wave-wrap{
  position:relative;border-radius:var(--r);overflow:hidden;
  background:rgba(0,0,0,.35);border:1px solid var(--line);
}
#waveform{width:100%;height:118px;display:block}
.wave-meta{
  position:absolute;bottom:.5rem;left:.7rem;right:.7rem;
  display:flex;justify-content:space-between;
  font-family:var(--mono);font-size:.6rem;color:var(--faint);letter-spacing:.1em;
  pointer-events:none;
}

.speakers{display:flex;gap:1.1rem;margin:.9rem 0 .5rem;font-family:var(--mono);font-size:var(--s--2);letter-spacing:.08em}
.speakers span{display:flex;align-items:center;gap:.45em;color:var(--muted)}

.tscript{
  height:150px;overflow:hidden;position:relative;
  -webkit-mask-image:linear-gradient(to bottom,transparent,#000 22%,#000 100%);
  mask-image:linear-gradient(to bottom,transparent,#000 22%,#000 100%);
}
.tline{
  display:grid;grid-template-columns:3.6rem 1fr;gap:.7rem;
  padding:.4rem 0;font-size:var(--s--1);line-height:1.5;
  animation:lineIn .5s var(--ease-out) both;
}
@keyframes lineIn{from{opacity:0;transform:translateY(9px)}to{opacity:1;transform:none}}
.tline .ts{font-family:var(--mono);font-size:.65rem;color:var(--faint);padding-top:.28em;letter-spacing:.04em}
.tline .who{font-weight:600}
.tline.agent .who{color:var(--cyan)}
.tline.cust .who{color:var(--violet-2)}
.tline .txt{color:var(--text-2)}
.caret{display:inline-block;width:2px;height:1em;background:var(--cyan);vertical-align:-.13em;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:0}}

.scores{
  display:grid;grid-template-columns:repeat(2,1fr);gap:.55rem;
  margin-top:1rem;padding-top:1rem;border-top:1px solid var(--line);
}
@media(min-width:520px){.scores{grid-template-columns:repeat(4,1fr)}}
.score{background:rgba(255,255,255,.028);border:1px solid var(--line);border-radius:10px;padding:.6rem .7rem}
.score-k{
  font-family:var(--mono);font-size:.58rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);display:block;margin-bottom:.3rem;white-space:nowrap;
  overflow:hidden;text-overflow:ellipsis;
}
.score-v{display:block;font-family:var(--display);font-size:1.32rem;font-weight:600;color:var(--text);line-height:1;font-variant-numeric:tabular-nums}
.score-v small{font-size:.6em;color:var(--faint);font-weight:400}
.score-bar{display:block;height:2px;border-radius:2px;background:rgba(255,255,255,.09);margin-top:.5rem;overflow:hidden}
.score-bar i{display:block;height:100%;border-radius:2px;background:var(--cyan);transition:width 1.2s var(--ease-out)}
.score.warn .score-bar i{background:var(--amber)}
.score.warn .score-v{color:var(--amber)}
.score.good .score-bar i{background:var(--lime)}

/* ── 12. Marquee ──────────────────────────────────────────────────── */
.marquee{
  overflow:hidden;position:relative;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
}
.marquee-track{display:flex;width:max-content;animation:slide 46s linear infinite}
.marquee-track.rev{animation-direction:reverse;animation-duration:56s}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes slide{to{transform:translateX(-50%)}}
.mark{
  display:flex;align-items:center;gap:.55rem;padding:0 clamp(1.1rem,2.2vw,2rem);
  font-family:var(--display);font-size:clamp(.95rem,.9rem + .3vw,1.2rem);font-weight:600;
  color:var(--muted);letter-spacing:-.02em;white-space:nowrap;
  transition:color .3s;
}
.mark:hover{color:var(--text)}
.mark i{
  width:6px;height:6px;border-radius:2px;background:var(--faint);flex-shrink:0;
  transform:rotate(45deg);transition:background .3s;
}
.mark:hover i{background:var(--cyan)}

/* ── 13. Pipeline (scroll-linked) ─────────────────────────────────── */
.pipe{display:grid;gap:2.5rem}
@media(min-width:1000px){.pipe{grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:clamp(3rem,5vw,6rem);align-items:start}}
.pipe-steps{display:grid;gap:.7rem}
.pstep{
  border:1px solid var(--line);border-radius:var(--r);padding:1.15rem 1.3rem;
  background:var(--panel);cursor:pointer;text-align:left;width:100%;
  transition:border-color .4s var(--ease),background .4s var(--ease),opacity .4s;
  position:relative;overflow:hidden;
}
.pstep::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;
  background:linear-gradient(180deg,var(--cyan),var(--violet));
  transform:scaleY(0);transform-origin:top;transition:transform .5s var(--ease-out);
}
.pstep.on::before{transform:scaleY(1)}
.pstep.on{border-color:var(--line-2);background:var(--elev)}
.pstep:not(.on){opacity:.52}
.pstep:not(.on):hover{opacity:.8}
.pstep-h{display:flex;align-items:baseline;gap:.8rem;margin-bottom:.4rem}
.pstep-n{font-family:var(--mono);font-size:var(--s--2);color:var(--cyan);letter-spacing:.1em}
.pstep h3{font-size:var(--s-1);margin:0}
.pstep p{font-size:var(--s--1);color:var(--muted);line-height:1.55;margin:0}
.pstep.on p{color:var(--text-2)}

.pipe-visual{position:relative}
@media(min-width:1000px){.pipe-visual{position:sticky;top:7rem}}
.pv{
  border:1px solid var(--line-2);border-radius:var(--r-lg);background:var(--panel);
  padding:1.5rem;min-height:400px;position:relative;overflow:hidden;
  box-shadow:0 30px 70px -40px rgba(0,0,0,.9);
}
.pv-pane{display:none;animation:fadeUp .5s var(--ease-out) both}
.pv-pane.on{display:block}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.pv-label{
  font-family:var(--mono);font-size:var(--s--2);letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted);padding-bottom:.85rem;margin-bottom:1.15rem;border-bottom:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;
}

/* generic data rows used inside visuals */
.drow{
  display:flex;align-items:center;gap:.8rem;padding:.62rem .8rem;border-radius:10px;
  background:rgba(255,255,255,.028);border:1px solid var(--line);
  font-size:var(--s--1);margin-bottom:.45rem;
}
.drow .k{font-family:var(--mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);flex-shrink:0}
.drow .v{margin-left:auto;font-family:var(--mono);font-size:var(--s--1);color:var(--text);font-variant-numeric:tabular-nums}
.drow .v.ok{color:var(--lime)}
.drow .v.warn{color:var(--amber)}
.drow .v.bad{color:var(--rose)}
.chip{
  display:inline-flex;align-items:center;gap:.4em;padding:.22em .6em;border-radius:100px;
  font-family:var(--mono);font-size:.62rem;letter-spacing:.08em;text-transform:uppercase;
  border:1px solid var(--line-2);color:var(--text-2);background:rgba(255,255,255,.03);
}
.chip-c{color:var(--cyan);border-color:rgba(77,225,224,.32);background:rgba(77,225,224,.08)}
.chip-v{color:var(--violet-2);border-color:rgba(123,92,255,.35);background:rgba(123,92,255,.1)}
.chip-a{color:var(--amber);border-color:rgba(255,184,77,.32);background:rgba(255,184,77,.09)}
.chip-r{color:var(--rose);border-color:rgba(255,107,138,.32);background:rgba(255,107,138,.09)}
.chip-l{color:var(--lime);border-color:rgba(155,229,100,.32);background:rgba(155,229,100,.09)}
.chips{display:flex;flex-wrap:wrap;gap:.4rem}

/* ── 14. Engine cards ─────────────────────────────────────────────── */
.engines{display:grid;gap:var(--gap)}
@media(min-width:820px){.engines{grid-template-columns:repeat(2,1fr)}}
.engine{
  position:relative;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:clamp(1.5rem,1.1rem + 1.4vw,2.3rem);
  overflow:hidden;isolation:isolate;
  transition:border-color .4s var(--ease),transform .5s var(--ease-out),background .4s;
}
.engine::before{
  content:"";position:absolute;top:0;left:10%;right:10%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);
}
.engine::after{
  content:"";position:absolute;z-index:-1;inset:auto -20% -55% -20%;height:60%;
  background:radial-gradient(ellipse at 50% 100%,var(--glow-cyan),transparent 68%);
  opacity:0;transition:opacity .55s var(--ease);
}
.engine:hover{border-color:var(--line-2);transform:translateY(-4px);background:var(--elev)}
.engine:hover::after{opacity:1}
.engine.feat{grid-column:1/-1}
@media(min-width:820px){
  .engine.feat{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:clamp(1.8rem,3vw,3rem);align-items:center}
}
.engine.v::after{background:radial-gradient(ellipse at 50% 100%,var(--glow-violet),transparent 68%)}
.engine h3{margin-bottom:.65rem;font-size:var(--s-2)}
.engine p{color:var(--muted);font-size:var(--s--1);line-height:1.62}
.engine-list{margin-top:1.35rem;display:grid;gap:.55rem}
.engine-list li{
  display:flex;gap:.65rem;font-size:var(--s--1);color:var(--text-2);line-height:1.5;align-items:flex-start;
}
.engine-list li::before{
  content:"";width:5px;height:5px;border-radius:1px;background:var(--cyan);
  margin-top:.55em;flex-shrink:0;transform:rotate(45deg);
}
.engine.v .engine-list li::before{background:var(--violet-2)}

/* mini rubric builder mock */
.rubric{background:rgba(0,0,0,.28);border:1px solid var(--line);border-radius:var(--r);padding:1rem}
.rubric-row{
  display:grid;grid-template-columns:1fr auto auto;gap:.7rem;align-items:center;
  padding:.6rem .1rem;border-bottom:1px solid var(--line);font-size:var(--s--1);
}
.rubric-row:last-child{border-bottom:0}
.rubric-row .nm{color:var(--text);font-weight:500}
.rubric-row .wt{font-family:var(--mono);font-size:.68rem;color:var(--muted);letter-spacing:.06em}
.rubric-head{
  font-family:var(--mono);font-size:.6rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--faint);border-bottom:1px solid var(--line-2);padding-bottom:.5rem;
}
.meter{width:52px;height:4px;border-radius:3px;background:rgba(255,255,255,.09);overflow:hidden}
.meter i{display:block;height:100%;border-radius:3px;background:var(--cyan)}
.meter.a i{background:var(--amber)}
.meter.r i{background:var(--rose)}
.meter.l i{background:var(--lime)}

/* ── 15. Role dashboards (tabs) ───────────────────────────────────── */
.tabs{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:1.8rem;justify-content:center}
.tab{
  font-family:var(--mono);font-size:var(--s--2);letter-spacing:.12em;text-transform:uppercase;
  padding:.65rem 1.05rem;border-radius:100px;color:var(--muted);
  border:1px solid var(--line);background:var(--panel);
  transition:.3s var(--ease);white-space:nowrap;
}
.tab:hover{color:var(--text-2);border-color:var(--line-2)}
.tab[aria-selected="true"]{
  color:var(--void);background:var(--cyan);border-color:var(--cyan);font-weight:600;
  box-shadow:0 8px 26px -10px rgba(77,225,224,.6);
}
.tabpane{display:none}
.tabpane.on{display:block;animation:fadeUp .45s var(--ease-out) both}

.dash{
  border:1px solid var(--line-2);border-radius:var(--r-lg);overflow:hidden;
  background:linear-gradient(172deg,var(--elev),var(--panel) 60%);
  box-shadow:0 40px 90px -50px rgba(0,0,0,.95);
}
.dash-bar{
  display:flex;align-items:center;gap:.75rem;padding:.85rem 1.1rem;
  border-bottom:1px solid var(--line);background:rgba(255,255,255,.02);flex-wrap:wrap;
}
.dash-who{
  font-family:var(--mono);font-size:var(--s--2);letter-spacing:.14em;text-transform:uppercase;color:var(--text-2);
}
.dash-scope{margin-left:auto;font-family:var(--mono);font-size:var(--s--2);color:var(--faint);letter-spacing:.08em}
.dash-body{padding:clamp(1rem,.7rem + 1vw,1.5rem);display:grid;gap:.9rem}
.kpis{display:grid;grid-template-columns:repeat(2,1fr);gap:.7rem}
@media(min-width:680px){.kpis{grid-template-columns:repeat(4,1fr)}}
.kpi{
  background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:var(--r);
  padding:.95rem 1rem;position:relative;overflow:hidden;
}
.kpi-k{
  font-family:var(--mono);font-size:.6rem;letter-spacing:.13em;text-transform:uppercase;
  color:var(--muted);display:block;margin-bottom:.5rem;
}
.kpi-v{
  display:block;
  font-family:var(--display);font-size:clamp(1.5rem,1.3rem + .8vw,2.1rem);font-weight:600;
  color:var(--text);line-height:1;letter-spacing:-.03em;font-variant-numeric:tabular-nums;
}
.kpi-v small{font-size:.5em;color:var(--muted);font-weight:400;letter-spacing:0}
.kpi-d{display:block;font-family:var(--mono);font-size:.63rem;margin-top:.45rem;letter-spacing:.05em}
.up{color:var(--lime)}.down{color:var(--rose)}.flat{color:var(--muted)}

.dash-split{display:grid;gap:.9rem}
@media(min-width:820px){.dash-split{grid-template-columns:minmax(0,1.25fr) minmax(0,1fr)}}
.dbox{background:rgba(255,255,255,.022);border:1px solid var(--line);border-radius:var(--r);padding:1rem 1.1rem}
.dbox-t{
  font-family:var(--mono);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);margin-bottom:.9rem;display:flex;justify-content:space-between;align-items:center;
}

/* horizontal bar list */
.hbars{display:grid;gap:.7rem}
.hbar{display:grid;grid-template-columns:minmax(84px,auto) 1fr auto;gap:.75rem;align-items:center;font-size:var(--s--1)}
.hbar .nm{color:var(--text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hbar .tr{height:6px;border-radius:4px;background:rgba(255,255,255,.07);overflow:hidden}
.hbar .tr i{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--cyan-d),var(--cyan));width:0;transition:width 1.1s var(--ease-out)}
.hbar.v .tr i{background:linear-gradient(90deg,var(--violet-d),var(--violet-2))}
.hbar.a .tr i{background:linear-gradient(90deg,#C88A20,var(--amber))}
.hbar.r .tr i{background:linear-gradient(90deg,#C2405C,var(--rose))}
.hbar .num{font-family:var(--mono);font-size:.72rem;color:var(--text);font-variant-numeric:tabular-nums}

/* heatmap */
.heat{display:grid;grid-template-columns:auto repeat(6,1fr);gap:3px;font-size:.62rem}
.heat span{
  font-family:var(--mono);color:var(--faint);letter-spacing:.06em;
  display:flex;align-items:center;padding-right:.4rem;white-space:nowrap;
}
.heat i{
  aspect-ratio:1.5;border-radius:4px;display:block;
  background:rgba(77,225,224,calc(var(--h) * .9));
  border:1px solid rgba(255,255,255,.05);
}
.heat i.lo{background:rgba(255,107,138,calc(var(--h) * .8))}
.heat i.mid{background:rgba(255,184,77,calc(var(--h) * .8))}
.heat-hd{font-family:var(--mono);color:var(--faint);letter-spacing:.05em;justify-content:center;padding-right:0}

/* ── 16. Conversion chart ─────────────────────────────────────────── */
.chartbox{
  border:1px solid var(--line-2);border-radius:var(--r-lg);background:var(--panel);
  padding:clamp(1.2rem,.9rem + 1.2vw,2rem);position:relative;overflow:hidden;
}
.chart-legend{display:flex;flex-wrap:wrap;gap:1.2rem;margin-top:1.2rem;font-family:var(--mono);font-size:var(--s--2);color:var(--muted);letter-spacing:.06em}
.chart-legend span{display:flex;align-items:center;gap:.5em}
.chart-legend i{width:11px;height:11px;border-radius:3px;flex-shrink:0}
.cbars{display:grid;grid-template-columns:repeat(5,1fr);gap:clamp(.5rem,1.4vw,1.2rem);align-items:end;height:clamp(190px,26vw,290px);margin-top:1rem}
.cbar{display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:.6rem;height:100%}
.cbar-t{
  width:100%;max-width:74px;border-radius:8px 8px 3px 3px;position:relative;
  background:linear-gradient(180deg,var(--cyan),var(--cyan-d));
  height:0;transition:height 1.3s var(--ease-out);
  box-shadow:0 0 22px -6px rgba(77,225,224,.5);
}
.cbar:nth-child(1) .cbar-t{background:linear-gradient(180deg,var(--rose),#B33F58);box-shadow:0 0 22px -8px rgba(255,107,138,.5)}
.cbar:nth-child(2) .cbar-t{background:linear-gradient(180deg,var(--amber),#B87B1E);box-shadow:0 0 22px -8px rgba(255,184,77,.45)}
.cbar:nth-child(3) .cbar-t{background:linear-gradient(180deg,#8FD9A8,#4A8F63)}
.cbar-v{
  position:absolute;top:-1.75rem;left:50%;transform:translateX(-50%);
  font-family:var(--mono);font-size:.78rem;color:var(--text);font-variant-numeric:tabular-nums;white-space:nowrap;
}
.cbar-l{font-family:var(--mono);font-size:.6rem;color:var(--muted);letter-spacing:.06em;text-align:center;line-height:1.35}
.cbar-l b{display:block;color:var(--text-2);font-weight:500}

/* ── 17. Deployment ───────────────────────────────────────────────── */
.deploy{display:grid;gap:var(--gap)}
@media(min-width:900px){.deploy{grid-template-columns:repeat(3,1fr)}}
.dep{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:clamp(1.4rem,1.1rem + 1vw,2rem);position:relative;overflow:hidden;
  transition:border-color .4s,transform .5s var(--ease-out),background .4s;
}
.dep:hover{border-color:var(--line-2);transform:translateY(-4px);background:var(--elev)}
.dep.pick{border-color:rgba(77,225,224,.42);background:linear-gradient(172deg,rgba(77,225,224,.055),transparent 55%)}
.dep-badge{
  position:absolute;top:1.1rem;right:1.1rem;font-family:var(--mono);font-size:.56rem;
  letter-spacing:.14em;text-transform:uppercase;color:var(--cyan);
  border:1px solid rgba(77,225,224,.35);border-radius:100px;padding:.28em .65em;
}
.dep h3{font-size:var(--s-1);margin-bottom:.5rem}
.dep-sub{font-family:var(--mono);font-size:var(--s--2);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:1.1rem}
.dep ul{display:grid;gap:.6rem;margin-top:1.2rem;padding-top:1.2rem;border-top:1px solid var(--line)}
.dep li{display:flex;gap:.6rem;font-size:var(--s--1);color:var(--text-2);align-items:flex-start;line-height:1.5}
.dep li svg{width:15px;height:15px;flex-shrink:0;margin-top:.28em;color:var(--cyan);stroke-width:2.4}

/* data-flow diagram */
.flow{display:grid;gap:.8rem;margin-top:1.5rem}
@media(min-width:760px){.flow{grid-template-columns:repeat(3,1fr) ;align-items:stretch}}
.flow-node{
  border:1px solid var(--line-2);border-radius:var(--r);padding:1rem;
  background:rgba(255,255,255,.025);position:relative;
}
.flow-node.secure{border-color:rgba(77,225,224,.32);background:rgba(77,225,224,.05)}
.flow-node.transient{border-color:rgba(123,92,255,.32);background:rgba(123,92,255,.05);border-style:dashed}
.flow-k{font-family:var(--mono);font-size:.58rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:.5rem;display:block}
.flow-node h4{font-size:var(--s-0);margin-bottom:.4rem}
.flow-node p{font-size:var(--s--2);color:var(--muted);line-height:1.55}

/* ── 18. Stats band ───────────────────────────────────────────────── */
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border-block:1px solid var(--line)}
@media(min-width:900px){.stats{grid-template-columns:repeat(4,1fr)}}
.stat{background:var(--void);padding:clamp(1.6rem,1.2rem + 1.6vw,2.6rem) clamp(1rem,.8rem + 1vw,1.6rem);text-align:center}
.stat-v{
  font-family:var(--display);font-size:clamp(2.1rem,1.6rem + 2.4vw,3.5rem);font-weight:650;
  letter-spacing:-.045em;line-height:1;margin-bottom:.55rem;
  background:linear-gradient(150deg,var(--text) 20%,var(--cyan) 130%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;
}
.stat-k{font-family:var(--mono);font-size:var(--s--2);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);line-height:1.5}

/* ── 19. Quotes ───────────────────────────────────────────────────── */
.quotes{display:grid;gap:var(--gap)}
@media(min-width:900px){.quotes{grid-template-columns:repeat(3,1fr)}}
.quote{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:clamp(1.5rem,1.1rem + 1.2vw,2.1rem);display:flex;flex-direction:column;gap:1.3rem;
  transition:border-color .4s,transform .5s var(--ease-out);
}
.quote:hover{border-color:var(--line-2);transform:translateY(-3px)}
.quote blockquote{font-size:var(--s-0);line-height:1.62;color:var(--text);flex:1}
.quote blockquote::before{content:"“";font-family:var(--display);font-size:2.4rem;color:var(--cyan);line-height:0;vertical-align:-.25em;margin-right:.1em}
.quote-by{display:flex;align-items:center;gap:.85rem;padding-top:1.2rem;border-top:1px solid var(--line)}
.avatar{
  width:2.4rem;height:2.4rem;border-radius:50%;flex-shrink:0;display:grid;place-items:center;
  font-family:var(--mono);font-size:.68rem;font-weight:600;letter-spacing:.02em;
  background:linear-gradient(140deg,var(--violet-d),var(--cyan-d));color:#fff;
}
.quote-by .nm{font-weight:600;color:var(--text);font-size:var(--s--1);line-height:1.35}
.quote-by .rl{font-family:var(--mono);font-size:.63rem;color:var(--muted);letter-spacing:.05em;line-height:1.45}

/* ── 20. Pricing ──────────────────────────────────────────────────── */
.tiers{display:grid;gap:var(--gap)}
@media(min-width:900px){.tiers{grid-template-columns:repeat(3,1fr)}}
.tier{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:clamp(1.5rem,1.1rem + 1.3vw,2.2rem);display:flex;flex-direction:column;
  position:relative;overflow:hidden;transition:border-color .4s,transform .5s var(--ease-out);
}
.tier:hover{border-color:var(--line-2);transform:translateY(-4px)}
.tier.pick{
  border-color:rgba(77,225,224,.45);
  background:linear-gradient(174deg,rgba(77,225,224,.07),var(--panel) 48%);
  box-shadow:0 30px 70px -45px rgba(77,225,224,.55);
}
.tier-badge{
  position:absolute;top:0;right:1.5rem;font-family:var(--mono);font-size:.55rem;
  letter-spacing:.15em;text-transform:uppercase;color:var(--void);background:var(--cyan);
  padding:.4em .8em;border-radius:0 0 7px 7px;font-weight:600;
}
.tier h3{font-size:var(--s-1);margin-bottom:.4rem}
.tier-for{font-family:var(--mono);font-size:var(--s--2);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:1.4rem}
.tier-price{
  font-family:var(--display);font-size:var(--s-2);font-weight:600;color:var(--text);
  letter-spacing:-.03em;line-height:1.15;margin-bottom:.4rem;
}
.tier-note{font-size:var(--s--1);color:var(--muted);margin-bottom:1.6rem;line-height:1.55}
.tier ul{display:grid;gap:.65rem;margin-bottom:1.8rem;flex:1}
.tier li{display:flex;gap:.65rem;font-size:var(--s--1);color:var(--text-2);align-items:flex-start;line-height:1.5}
.tier li svg{width:15px;height:15px;flex-shrink:0;margin-top:.28em;color:var(--cyan);stroke-width:2.4}
.tier .btn{width:100%}

/* ── 21. FAQ ──────────────────────────────────────────────────────── */
.faq{display:grid;gap:.6rem;max-width:860px;margin-inline:auto}
.qa{border:1px solid var(--line);border-radius:var(--r);background:var(--panel);overflow:hidden;transition:border-color .3s,background .3s}
.qa[open]{border-color:var(--line-2);background:var(--elev)}
.qa summary{
  list-style:none;cursor:pointer;padding:1.15rem 1.3rem;display:flex;gap:1rem;align-items:center;
  font-family:var(--display);font-size:var(--s-0);font-weight:550;color:var(--text);letter-spacing:-.018em;
  transition:color .25s;
}
.qa summary::-webkit-details-marker{display:none}
.qa summary:hover{color:var(--cyan)}
.qa summary::after{
  content:"";margin-left:auto;flex-shrink:0;width:10px;height:10px;
  border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;
  transform:rotate(45deg) translate(-2px,-2px);transition:transform .35s var(--ease);color:var(--muted);
}
.qa[open] summary::after{transform:rotate(-135deg) translate(-2px,-2px);color:var(--cyan)}
.qa-body{padding:0 1.3rem 1.3rem;font-size:var(--s--1);line-height:1.68;color:var(--muted);max-width:74ch}
.qa-body p + p{margin-top:.8rem}

/* ── 22. CTA + footer ─────────────────────────────────────────────── */
.cta{position:relative;overflow:hidden;text-align:center;padding-block:clamp(4.5rem,3rem + 7vw,8rem)}
.cta-aura{width:min(900px,110vw);height:520px;left:50%;top:20%;transform:translateX(-50%);background:var(--glow-cyan)}
.cta h2{max-width:19ch;margin:1.2rem auto 1.3rem}
.cta p{max-width:52ch;margin:0 auto 2.2rem;font-size:var(--s-1);color:var(--text-2)}
.cta .btn-row{justify-content:center}
.cta .tag{justify-content:center}

.foot{border-top:1px solid var(--line);background:var(--surface);padding-block:clamp(3rem,2rem + 3vw,4.5rem) 2rem}
.foot-grid{display:grid;gap:2.5rem;margin-bottom:3rem}
@media(min-width:760px){.foot-grid{grid-template-columns:1.6fr repeat(3,1fr)}}
.foot-brand p{font-size:var(--s--1);color:var(--muted);max-width:34ch;margin-top:1.1rem;line-height:1.6}
.foot-addr{font-family:var(--mono);font-size:var(--s--2);color:var(--faint);margin-top:1.3rem;line-height:1.9;letter-spacing:.04em;font-style:normal}
.foot h5{
  font-family:var(--mono);font-size:var(--s--2);letter-spacing:.16em;text-transform:uppercase;
  color:var(--text);margin-bottom:1.1rem;font-weight:500;
}
.foot ul{display:grid;gap:.65rem}
.foot ul a{font-size:var(--s--1);color:var(--muted);transition:color .2s}
.foot ul a:hover{color:var(--cyan)}
.foot-base{
  border-top:1px solid var(--line);padding-top:1.8rem;display:flex;flex-wrap:wrap;
  gap:1rem 1.6rem;align-items:center;font-family:var(--mono);font-size:var(--s--2);
  color:var(--faint);letter-spacing:.05em;
}
.foot-base .sp{margin-left:auto}
.foot-base a:hover{color:var(--text-2)}

/* ── 23. Forms ────────────────────────────────────────────────────── */
.form{display:grid;gap:1.05rem}
.field{display:grid;gap:.45rem}
.field-2{display:grid;gap:1.05rem}
@media(min-width:620px){.field-2{grid-template-columns:1fr 1fr}}
label{
  font-family:var(--mono);font-size:var(--s--2);letter-spacing:.13em;text-transform:uppercase;
  color:var(--text-2);
}
label .req{color:var(--cyan)}
.input,select.input,textarea.input{
  width:100%;background:rgba(255,255,255,.028);border:1px solid var(--line-2);
  border-radius:var(--r-sm);padding:.85rem 1rem;color:var(--text);font-size:var(--s--1);
  transition:border-color .25s,background .25s,box-shadow .25s;font-family:var(--body);
}
.input::placeholder{color:var(--faint)}
.input:hover{border-color:var(--line-3)}
.input:focus{
  outline:none;border-color:var(--cyan);background:rgba(77,225,224,.05);
  box-shadow:0 0 0 3px rgba(77,225,224,.13);
}
select.input{
  appearance:none;cursor:pointer;padding-right:2.6rem;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%2378839A' stroke-width='1.8'%3E%3Cpath d='M1 1.5 6 6.5 11 1.5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 1rem center;
}
select.input option{background:var(--elev);color:var(--text)}
textarea.input{resize:vertical;min-height:130px;line-height:1.6}
.check{display:flex;gap:.75rem;align-items:flex-start;cursor:pointer}
.check input{
  appearance:none;width:1.15rem;height:1.15rem;flex-shrink:0;margin-top:.12rem;
  border:1px solid var(--line-3);border-radius:5px;background:rgba(255,255,255,.03);
  transition:.22s;position:relative;cursor:pointer;
}
.check input:checked{background:var(--cyan);border-color:var(--cyan)}
.check input:checked::after{
  content:"";position:absolute;left:5px;top:1.5px;width:4px;height:9px;
  border:solid var(--void);border-width:0 2px 2px 0;transform:rotate(42deg);
}
.check span{
  font-size:var(--s--2);color:var(--muted);line-height:1.55;
  font-family:var(--body);letter-spacing:0;text-transform:none;
}
.check a{color:var(--cyan);text-decoration:underline;text-underline-offset:2px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

.form-msg{
  border-radius:var(--r);padding:1rem 1.15rem;font-size:var(--s--1);display:none;
  align-items:flex-start;gap:.7rem;line-height:1.55;
}
.form-msg.show{display:flex;animation:fadeUp .4s var(--ease-out) both}
.form-msg.ok{background:rgba(155,229,100,.08);border:1px solid rgba(155,229,100,.3);color:#C6F0A0}
.form-msg.err{background:rgba(255,107,138,.08);border:1px solid rgba(255,107,138,.3);color:#FFB0C0}
.form-msg svg{width:18px;height:18px;flex-shrink:0;margin-top:.15em}
.btn[aria-busy="true"]{opacity:.7;pointer-events:none}

/* ── 24. Inner page hero + prose ──────────────────────────────────── */
.phero{position:relative;padding-top:clamp(7.5rem,6rem + 6vw,10.5rem);padding-bottom:clamp(2.5rem,2rem + 3vw,4.5rem);overflow:hidden}
.phero-aura{width:min(820px,100vw);height:440px;top:-24%;left:50%;transform:translateX(-50%);background:var(--glow-violet)}
.phero h1{font-size:var(--s-5);max-width:17ch;margin:1.2rem 0 1.4rem}
.phero .lede{max-width:56ch;font-size:var(--s-1)}
.crumb{font-family:var(--mono);font-size:var(--s--2);color:var(--faint);letter-spacing:.12em;text-transform:uppercase;margin-bottom:1.4rem}
.crumb a{color:var(--muted);transition:color .2s}
.crumb a:hover{color:var(--cyan)}
.crumb i{font-style:normal;margin-inline:.55em;color:var(--faint)}

.prose{max-width:70ch}
.prose h2{font-size:var(--s-3);margin:3rem 0 1.1rem}
.prose h3{font-size:var(--s-1);margin:2.2rem 0 .8rem}
.prose p{margin-bottom:1.1rem;line-height:1.72}
.prose ul{display:grid;gap:.7rem;margin-bottom:1.4rem}
.prose ul li{display:flex;gap:.7rem;align-items:flex-start;line-height:1.6}
.prose ul li::before{content:"";width:5px;height:5px;background:var(--cyan);margin-top:.62em;flex-shrink:0;transform:rotate(45deg)}

/* spec table */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--panel)}
.tbl{font-size:var(--s--1);min-width:560px}
.tbl th,.tbl td{padding:.9rem 1.1rem;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.tbl thead th{
  font-family:var(--mono);font-size:var(--s--2);letter-spacing:.13em;text-transform:uppercase;
  color:var(--muted);font-weight:500;background:rgba(255,255,255,.02);white-space:nowrap;
}
.tbl tbody tr:last-child td{border-bottom:0}
.tbl tbody tr{transition:background .25s}
.tbl tbody tr:hover{background:rgba(255,255,255,.018)}
.tbl td:first-child{color:var(--text);font-weight:500}

/* integration groups */
.intg{display:grid;gap:.55rem;grid-template-columns:repeat(auto-fill,minmax(155px,1fr))}
.intg-item{
  border:1px solid var(--line);border-radius:12px;padding:.85rem .95rem;background:var(--panel);
  display:flex;align-items:center;gap:.65rem;transition:.35s var(--ease);
}
.intg-item:hover{border-color:var(--line-2);background:var(--elev);transform:translateY(-2px)}
.intg-item i{width:7px;height:7px;border-radius:2px;background:var(--cyan);flex-shrink:0;transform:rotate(45deg)}
.intg-item span{font-size:var(--s--1);color:var(--text-2);font-weight:500;line-height:1.3}
.intg-item.soon i{background:var(--faint)}
.intg-item.soon span{color:var(--muted)}

/* role / value list */
.vlist{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.vitem{background:var(--panel);padding:clamp(1.3rem,1rem + 1vw,1.9rem);transition:background .35s}
.vitem:hover{background:var(--elev)}
.vitem-h{display:flex;align-items:baseline;gap:.9rem;margin-bottom:.6rem}
.vitem-n{font-family:var(--mono);font-size:var(--s--2);color:var(--cyan);letter-spacing:.1em;flex-shrink:0}
.vitem h3{font-size:var(--s-1);margin:0}
.vitem p{font-size:var(--s--1);color:var(--muted);line-height:1.62;max-width:74ch}

/* timeline */
.tl{display:grid;gap:0;position:relative;padding-left:1.6rem}
.tl::before{content:"";position:absolute;left:5px;top:.5rem;bottom:2rem;width:1px;background:linear-gradient(180deg,var(--cyan),var(--violet),transparent)}
.tl-item{position:relative;padding-bottom:2.2rem}
.tl-item::before{
  content:"";position:absolute;left:-1.6rem;top:.45rem;width:11px;height:11px;border-radius:50%;
  background:var(--void);border:2px solid var(--cyan);
}
.tl-y{font-family:var(--mono);font-size:var(--s--2);color:var(--cyan);letter-spacing:.13em;margin-bottom:.4rem;display:block}
.tl-item h3{font-size:var(--s-0);margin-bottom:.4rem}
.tl-item p{font-size:var(--s--1);color:var(--muted);line-height:1.62;max-width:62ch}

/* ── 25. Reveal + motion ──────────────────────────────────────────── */
[data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease-out),transform .8s var(--ease-out)}
[data-reveal].in{opacity:1;transform:none}
[data-reveal][data-d="1"]{transition-delay:.08s}
[data-reveal][data-d="2"]{transition-delay:.16s}
[data-reveal][data-d="3"]{transition-delay:.24s}
[data-reveal][data-d="4"]{transition-delay:.32s}
[data-reveal][data-d="5"]{transition-delay:.4s}
[data-reveal][data-d="6"]{transition-delay:.48s}

.hero [data-hero]{opacity:0;transform:translateY(24px);animation:heroIn .95s var(--ease-out) forwards}
.hero [data-hero="1"]{animation-delay:.06s}
.hero [data-hero="2"]{animation-delay:.16s}
.hero [data-hero="3"]{animation-delay:.26s}
.hero [data-hero="4"]{animation-delay:.36s}
.hero [data-hero="5"]{animation-delay:.46s}
.hero [data-hero="6"]{animation-delay:.34s}
@keyframes heroIn{to{opacity:1;transform:none}}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms!important;animation-iteration-count:1!important;
    transition-duration:.001ms!important;scroll-behavior:auto!important;
  }
  [data-reveal]{opacity:1;transform:none}
  .hero [data-hero]{opacity:1;transform:none}
  .marquee-track{animation:none}
}

/* ── 26. Small screens ────────────────────────────────────────────── */
@media(max-width:520px){
  .hero-note{gap:.7rem 1.1rem}
  .tabs{justify-content:flex-start;flex-wrap:nowrap;overflow-x:auto;padding-bottom:.4rem;margin-inline:calc(var(--pad-x) * -1);padding-inline:var(--pad-x);scrollbar-width:none}
  .tabs::-webkit-scrollbar{display:none}
  .cbars{gap:.35rem}
  .cbar-v{font-size:.62rem;top:-1.45rem}
  .cbar-l{font-size:.52rem}
  .heat{font-size:.55rem}
}