/* ============================================================
   ANTERA — Neon HUD design system
   ============================================================ */
:root{
  --canvas:#08060F; --canvas2:#0C0A18; --panel:#0E0B1A; --panel2:#110E20;
  --violet:#7C5CFF; --violet2:#A98CFF; --cyan:#33DEE6; --magenta:#C95CC4;
  --coral:#FF8A5C; --amber:#FFB256;
  --ink:#ECEAFA; --muted:#8C88AF; --faint:#605C82;
  --line:rgba(140,130,205,.18); --line2:rgba(140,130,205,.10);
  --display:'Space Grotesk','Futura','Avenir Next',sans-serif;
  --body:'Inter',-apple-system,'Helvetica Neue',sans-serif;
  --mono:'JetBrains Mono','SF Mono','Menlo',monospace;
  --maxw:1180px; --pad:56px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--canvas); color:var(--ink); font-family:var(--body);
  -webkit-font-smoothing:antialiased; line-height:1.5; overflow-x:hidden;
  background-image:
    repeating-linear-gradient(0deg, rgba(140,130,205,.028) 0 1px, transparent 1px 84px),
    repeating-linear-gradient(90deg, rgba(140,130,205,.028) 0 1px, transparent 1px 84px);
}
::selection{background:rgba(124,92,255,.32);color:#fff}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* page HUD frame */
.hud-frame{position:fixed;inset:14px;border:1px solid var(--line2);pointer-events:none;z-index:60}
.hud-corner{position:fixed;width:15px;height:15px;border:1.5px solid var(--violet2);opacity:.5;z-index:60;pointer-events:none}
.hud-corner.tl{left:8px;top:8px;border-right:0;border-bottom:0}
.hud-corner.tr{right:8px;top:8px;border-left:0;border-bottom:0}
.hud-corner.bl{left:8px;bottom:8px;border-right:0;border-top:0}
.hud-corner.br{right:8px;bottom:8px;border-left:0;border-top:0}

/* layout */
.container{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad);width:100%}
.section{position:relative;padding:120px 0;z-index:2}
.section--tight{padding:96px 0}

/* type helpers */
.eyebrow{font-family:var(--mono);font-size:12.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan);
  display:inline-flex;align-items:center;gap:11px;margin-bottom:22px}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--cyan);box-shadow:0 0 8px var(--cyan)}
.sec-label{font-family:var(--mono);font-size:12.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--cyan);margin-bottom:18px;display:block}
h1,h2,h3{font-family:var(--display);font-weight:600;letter-spacing:-.02em;line-height:1.04}
h2{font-size:clamp(32px,4vw,48px);margin-bottom:18px}
h3{font-size:22px}
.lead{font-size:19px;line-height:1.6;color:var(--muted);max-width:620px}
.mono{font-family:var(--mono)}
.accent{color:var(--violet2)}
.coral{color:var(--coral)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-weight:600;font-size:13px;
  letter-spacing:.08em;text-transform:uppercase;color:#fff;background:var(--violet);padding:14px 24px;border-radius:7px;
  border-top:1px solid rgba(255,255,255,.26);box-shadow:0 0 24px -8px rgba(124,92,255,.9);cursor:pointer;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease)}
.btn:hover{transform:translateY(-2px);box-shadow:0 0 34px -6px rgba(124,92,255,1)}
.btn--ghost{background:transparent;color:var(--ink);border:1px solid var(--line);border-top:1px solid var(--line);box-shadow:none}
.btn--ghost:hover{border-color:var(--violet2);box-shadow:0 0 22px -10px var(--violet)}

/* ============================================================ NAV */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;justify-content:space-between;
  padding:22px var(--pad);transition:background .3s,padding .3s,border-color .3s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(8,6,15,.78);backdrop-filter:blur(12px);border-bottom:1px solid var(--line2);padding:15px var(--pad)}
.nav__logo{font-family:var(--display);font-weight:700;font-size:28px;letter-spacing:.22em;line-height:1;flex:0 0 auto}
.nav__logo b{color:var(--violet2)}
.nav__links{flex:1;display:flex;align-items:center;justify-content:center;gap:34px;font-family:var(--mono);font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);line-height:1}
.nav__links a{transition:color .2s}.nav__links a:hover{color:var(--ink)}
.nav__right{flex:0 0 auto;display:flex;align-items:center;gap:18px}
.nav__right .btn{padding:11px 18px;font-size:12px}
.nav__toggle{display:none}

/* ============================================================ HERO */
.hero{position:relative;height:100vh;min-height:680px;overflow:hidden}
#hero-canvas{position:absolute;inset:0;width:100%;height:100%;z-index:0}
.hero__scrim{position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(90deg,rgba(8,6,15,.95) 0%,rgba(8,6,15,.78) 30%,rgba(8,6,15,.2) 58%,rgba(8,6,15,0) 100%)}
.hero__vign{position:absolute;inset:0;z-index:1;pointer-events:none;box-shadow:inset 0 0 240px 40px rgba(8,6,15,.85)}
.hero__inner{position:absolute;z-index:3;left:var(--pad);top:50%;transform:translateY(-50%);max-width:640px}
.hero h1{font-size:clamp(46px,6vw,72px);margin-bottom:24px}
.hero__sub{font-size:19px;line-height:1.55;color:var(--muted);max-width:470px;margin-bottom:34px}
.hero__cta{display:flex;align-items:center;gap:20px;margin-bottom:40px;flex-wrap:wrap}
.hero__strip{display:inline-flex;font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);border:1px solid var(--line2);border-radius:6px}
.hero__strip span{padding:11px 16px;border-right:1px solid var(--line2)}
.hero__strip span:last-child{border-right:0}
.hero__strip b{color:var(--cyan);font-weight:400;margin-right:7px}
.scroll-cue{position:absolute;bottom:34px;left:50%;transform:translateX(-50%);z-index:3;font-family:var(--mono);
  font-size:10.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--faint);display:flex;flex-direction:column;align-items:center;gap:10px}
.scroll-cue i{width:1px;height:34px;background:linear-gradient(var(--violet2),transparent);animation:cue 2s var(--ease) infinite}
@keyframes cue{0%{opacity:.2;transform:scaleY(.4)}50%{opacity:1}100%{opacity:.2;transform:scaleY(.4)}}

/* ============================================================ PROBLEM */
.problem__head{font-size:clamp(40px,5.4vw,64px);max-width:920px;margin-bottom:42px}
.problem__body{max-width:640px;display:flex;flex-direction:column;gap:20px}
.problem__body p{font-size:18px;line-height:1.62;color:var(--muted)}
.problem__punch{font-family:var(--display);font-weight:500;font-size:clamp(26px,3.4vw,38px);color:var(--ink);letter-spacing:-.01em;margin-top:54px;max-width:780px;line-height:1.2}

/* ============================================================ WHAT WE DO */
.whatwedo{background:linear-gradient(180deg,transparent,rgba(124,92,255,.03),transparent);padding:152px 0}
.whatwedo h2{display:inline-block}
.whatwedo__shift{display:block;text-align:right;margin-right:-2.2em}
.whatwedo .lead{font-size:18px;margin-top:24px}
.capsules{display:flex;gap:14px;flex-wrap:wrap;margin:50px 0 36px}
.capsule{font-family:var(--mono);font-size:13px;letter-spacing:.08em;color:var(--ink);background:var(--panel);
  border:1px solid var(--line);border-radius:30px;padding:14px 24px}
.capsule b{color:var(--cyan)}
.whatwedo__punch{font-family:var(--display);font-size:26px;font-weight:500;color:var(--ink);margin-top:18px}

/* ============================================================ PROOF */
.case-grid{display:grid;grid-template-columns:repeat(2,minmax(0,500px));gap:20px;justify-content:center;margin-top:48px}
.case-card{position:relative;display:flex;flex-direction:column;background:linear-gradient(180deg,rgba(255,255,255,.024),rgba(255,255,255,.005));
  border:1px solid var(--line2);border-radius:12px;padding:30px 28px}
.case-card__ind{font-family:var(--mono);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);margin-bottom:20px}
.case-card__metric{display:flex;align-items:baseline;gap:10px;margin-bottom:8px;font-family:var(--display);white-space:nowrap}
.case-card__metric .before{font-size:32px;color:var(--faint);text-decoration:line-through;text-decoration-color:rgba(96,92,130,.55)}
.case-card__metric .arrow{color:var(--violet2);font-size:20px}
.case-card__metric .after{font-size:32px;font-weight:700;color:var(--coral);text-shadow:0 0 26px rgba(255,138,92,.4)}
.case-card__x{font-family:var(--mono);font-size:12px;color:var(--amber);letter-spacing:.1em}
.case-card__detail{margin-top:22px;padding-top:22px;border-top:1px solid var(--line2);display:flex;flex-direction:column;gap:18px}
.cc-label{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--faint);display:block;margin-bottom:8px}
.cc-label--sol{color:var(--cyan)}
.cc-block p{font-size:14px;line-height:1.55;color:var(--muted)}
.case-card__detail .cc-block:first-child{min-height:72px}
.proof__more{margin-top:40px}

/* ============================================================ PROCESS (scroll-unfold) */
.process{overflow:hidden}
.process__head{max-width:600px;margin-bottom:60px}
.process__rail{position:relative;padding-left:84px}
.process__line{position:absolute;left:27px;top:8px;bottom:8px;width:2px;background:var(--line)}
.process__line i{position:absolute;left:0;top:0;width:100%;height:var(--fill,0%);
  background:linear-gradient(180deg,var(--violet),var(--magenta),var(--coral));box-shadow:0 0 16px var(--violet);transition:height .15s linear}
.stage{position:relative;margin-bottom:22px}
.js .stage{opacity:0;transform:translateY(40px) scaleY(.96);transform-origin:top;transition:opacity .7s var(--ease),transform .7s var(--ease)}
.stage.is-visible{opacity:1;transform:none}
.stage__node{position:absolute;left:-84px;top:0;width:54px;height:54px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-weight:700;font-size:16px;color:#fff;background:var(--panel2);
  border:1.5px solid var(--violet);box-shadow:0 0 22px -5px var(--violet),inset 0 0 14px -8px var(--violet2)}
.stage__card{background:linear-gradient(160deg,rgba(255,255,255,.03),rgba(255,255,255,.006));border:1px solid var(--line2);
  border-radius:14px;padding:24px 28px;display:flex;justify-content:space-between;align-items:center;gap:24px}
.stage__card h3{margin-bottom:6px}
.stage__card p{font-size:15px;color:var(--muted);line-height:1.5;max-width:560px}
.stage__tag{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--amber);
  border:1px solid rgba(255,178,86,.3);border-radius:20px;padding:7px 13px;white-space:nowrap}
.stage__tag.free{color:var(--cyan);border-color:rgba(51,222,230,.34)}
.process__note{font-family:var(--mono);font-size:13px;color:var(--faint);margin-top:30px;padding-left:84px;letter-spacing:.04em}

/* ============================================================ WHY */
.pillars{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:48px}
.pillar{background:var(--panel);border:1px solid var(--line2);border-radius:12px;padding:30px 30px;transition:border-color .3s}
.pillar:hover{border-color:var(--line)}
.pillar__no{font-family:var(--mono);font-size:12px;color:var(--violet2);letter-spacing:.16em;margin-bottom:16px;display:block}
.pillar h3{margin-bottom:10px}
.pillar p{font-size:15.5px;color:var(--muted);line-height:1.55}

/* ============================================================ FIT */
.fit{background:linear-gradient(180deg,transparent,rgba(124,92,255,.04),transparent)}
.fit__grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;margin-top:20px}
.fit__list{list-style:none;display:flex;flex-direction:column;gap:18px}
.fit__list li{display:flex;gap:16px;align-items:flex-start;font-size:17px;color:var(--ink);line-height:1.45}
.fit__list .mark{flex:none;width:26px;height:26px;border-radius:7px;border:1px solid rgba(51,222,230,.4);color:var(--cyan);
  display:flex;align-items:center;justify-content:center;font-size:13px;box-shadow:0 0 16px -8px var(--cyan)}
.fit__industries{font-family:var(--mono);font-size:13px;letter-spacing:.06em;color:var(--muted);margin-top:30px}
.fit__industries b{color:var(--cyan);font-weight:400}

/* ============================================================ FINAL CTA */
.final{text-align:center;padding:140px 0}
.final h2{font-size:clamp(34px,5vw,56px);max-width:760px;margin:0 auto 24px}
.final p{font-size:18px;color:var(--muted);max-width:520px;margin:0 auto 36px}
.final__row{display:flex;align-items:center;justify-content:center;gap:24px;flex-wrap:wrap}
.final__email{font-family:var(--mono);font-size:14px;color:var(--violet2);letter-spacing:.04em}

/* ============================================================ FOOTER */
.footer{border-top:1px solid var(--line2);padding:46px var(--pad);display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.footer__logo{font-family:var(--display);font-weight:700;font-size:18px;letter-spacing:.3em}
.footer__logo b{color:var(--violet2)}
.footer__meta{font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--faint)}
.footer__links{display:flex;gap:24px;font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}

/* ============================================================ REVEAL (progressive enhancement: visible without JS) */
.js .reveal{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
.reveal[data-delay="1"]{transition-delay:.08s}.reveal[data-delay="2"]{transition-delay:.16s}
.reveal[data-delay="3"]{transition-delay:.24s}.reveal[data-delay="4"]{transition-delay:.32s}
.reveal[data-delay="5"]{transition-delay:.4s}

/* ============================================================ RESPONSIVE */
@media(max-width:960px){
  :root{--pad:32px}
  .fit__grid{grid-template-columns:1fr;gap:28px}
  .case-grid,.pillars{grid-template-columns:1fr}
  .hero__inner{max-width:none;right:var(--pad)}
}
@media(max-width:640px){
  .nav__links,.nav__right .btn{display:none}
  .nav__toggle{display:block;font-family:var(--mono);font-size:12px;color:var(--ink);letter-spacing:.1em;background:none;border:1px solid var(--line);border-radius:6px;padding:9px 14px}
  .section{padding:84px 0}
  .hero__strip{flex-direction:column}.hero__strip span{border-right:0;border-bottom:1px solid var(--line2)}
  .process__rail{padding-left:64px}.stage__node{left:-64px;width:46px;height:46px}
  .process__note{padding-left:0}
  .stage__card{flex-direction:column;align-items:flex-start}
  .footer{flex-direction:column;align-items:flex-start}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal,.stage{opacity:1!important;transform:none!important;transition:none}
  .scroll-cue i{animation:none}
}

/* ============================================================ SUBPAGES */
.subhead{position:relative;padding:160px 0 64px;border-bottom:1px solid var(--line2);overflow:hidden}
.subhead::after{content:"";position:absolute;right:-160px;top:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,92,255,.16),transparent 65%);filter:blur(40px);pointer-events:none;z-index:0}
.subhead .container{position:relative;z-index:1}
.back-link{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);display:inline-flex;gap:8px;margin-bottom:28px;transition:color .2s}
.back-link:hover{color:var(--ink)}
.subhead h1{font-size:clamp(36px,5vw,58px);max-width:900px;margin-bottom:18px}
.subhead .lead{font-size:19px}
.case-meta{font-family:var(--mono);font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);margin-bottom:22px}
.case-client{font-family:var(--mono);font-size:13px;color:var(--muted);letter-spacing:.04em;margin-top:8px}
.case-hero__metric{display:flex;align-items:flex-end;gap:16px;margin-top:34px;font-family:var(--display);flex-wrap:wrap}
.case-hero__metric .before{font-size:28px;color:var(--faint);text-decoration:line-through;text-decoration-color:rgba(96,92,130,.6);margin-bottom:14px}
.case-hero__metric .arrow{color:var(--violet2);font-size:24px;margin-bottom:18px}
.case-hero__metric .after{font-size:clamp(46px,7vw,72px);font-weight:700;color:var(--coral);text-shadow:0 0 30px rgba(255,138,92,.4);line-height:1}
.case-hero__metric .unit{font-family:var(--mono);font-size:13px;color:var(--amber);margin-bottom:16px;letter-spacing:.04em}
.case-section{display:grid;grid-template-columns:200px 1fr;gap:48px;padding:46px 0;border-bottom:1px solid var(--line2)}
.case-section:last-of-type{border-bottom:0}
.case-section__label{font-family:var(--mono);font-size:12.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--violet2);padding-top:4px}
.case-section__body{font-size:18px;line-height:1.65;color:var(--muted);max-width:660px}
.case-section__body strong{color:var(--ink);font-weight:600}
.note-tba{font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--amber);border:1px solid rgba(255,178,86,.32);border-radius:5px;padding:5px 11px;display:inline-block}
.timeline{display:flex;flex-direction:column}
.timeline__row{display:grid;grid-template-columns:150px 1fr;gap:24px;padding:16px 0;border-top:1px solid var(--line2)}
.timeline__row:first-child{border-top:0;padding-top:0}
.timeline__when{font-family:var(--mono);font-size:13px;color:var(--cyan);letter-spacing:.04em}
.timeline__what{color:var(--muted);font-size:16px;line-height:1.5}
.timeline__what b{color:var(--ink);font-weight:600;font-family:var(--display);font-size:17px}
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:start;margin-top:6px}
.contact-steps{list-style:none;counter-reset:c;display:flex;flex-direction:column;gap:26px}
.contact-steps li{display:flex;gap:18px;align-items:flex-start;font-size:17px;color:var(--ink);line-height:1.5}
.contact-steps li::before{counter-increment:c;content:counter(c);flex:none;width:34px;height:34px;border-radius:9px;border:1px solid var(--violet);color:var(--violet2);display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:14px;box-shadow:0 0 18px -9px var(--violet)}
.contact-card{background:var(--panel);border:1px solid var(--line2);border-radius:14px;padding:40px 38px}
.contact-card h3{margin-bottom:8px}
.contact-card p{color:var(--muted);font-size:15px;line-height:1.55}
.contact-card .email{font-family:var(--mono);font-size:17px;color:var(--violet2);display:inline-block;margin:22px 0 28px;letter-spacing:.02em}
@media(max-width:860px){
  .case-section{grid-template-columns:1fr;gap:14px}
  .case-section__label{padding-top:0}
  .contact-grid{grid-template-columns:1fr;gap:40px}
  .timeline__row{grid-template-columns:118px 1fr;gap:16px}
  .subhead{padding:130px 0 54px}
}