/* =========================================================
   ARX Operations / Shadow Operating
   Design system: premium, minimal, operator-grade
   ========================================================= */

:root{
  --paper:#f4f3ee;        /* clear base - primary canvas */
  --ink:#0a0a0a;          /* black lettering */
  --signal:#ff6a00;       /* orange highlight */
  --gray:#eae8e1;         /* reset / tonal band */
  --cream:#b1ada1;        /* brand cream - intentional warmth block */
  --line:#dedcd4;
  --mute:#6c6b64;
  --ink-2:#1b1a16;

  /* readable text + hairlines on cream blocks */
  --cream-mute:#46423a;
  --cream-line:rgba(10,10,10,.18);

  /* dark surface tokens */
  --d-bg:#0a0a0a;
  --d-text:#f4f3ee;
  --d-mute:#9b998f;
  --d-line:rgba(255,255,255,.12);

  --display:'Bricolage Grotesque',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --body:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --mono:'Space Mono','SFMono-Regular',Menlo,Consolas,monospace;

  --maxw:1120px;
  --pad:clamp(20px,5vw,40px);
  --radius:2px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--body);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3{font-family:var(--display);font-weight:700;letter-spacing:-.025em;line-height:1.04;margin:0}
p{margin:0}

/* ---------- shared layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
.section{padding:clamp(72px,11vw,128px) 0}
.section--tight{padding:clamp(56px,8vw,88px) 0}

.kicker{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.28em;
  text-transform:uppercase;
  color:var(--signal);
  display:inline-flex;
  align-items:center;
  gap:12px;
  margin:0 0 22px;
}
.kicker::before{content:"";width:26px;height:1px;background:var(--signal);display:inline-block}

.h-sec{font-size:clamp(30px,4.6vw,52px);font-weight:700;letter-spacing:-.03em;max-width:18ch}
.lede{font-size:clamp(17px,2vw,20px);color:var(--mute);max-width:60ch;margin-top:22px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--mono);font-size:13px;letter-spacing:.06em;text-transform:uppercase;
  padding:16px 26px;border:1px solid var(--ink);background:var(--ink);color:var(--paper);
  cursor:pointer;transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  border-radius:var(--radius);white-space:nowrap;
}
.btn:hover{transform:translateY(-2px)}
.btn--signal{background:var(--signal);border-color:var(--signal);color:var(--ink)}
.btn--ghost{background:transparent;color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:var(--paper)}
.btn--lg{padding:19px 34px;font-size:14px}
.btn .arrow{transition:transform .18s ease}
.btn:hover .arrow{transform:translateX(4px)}

.on-dark .btn--ghost{color:var(--d-text);border-color:var(--d-line)}
.on-dark .btn--ghost:hover{background:var(--d-text);color:var(--ink)}

/* ---------- nav ---------- */
.nav{
  position:sticky;top:0;z-index:60;
  background:rgba(244,243,238,.82);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav__row{display:flex;align-items:center;justify-content:space-between;height:68px}
.nav__brand{display:flex;align-items:center;gap:12px}
.nav__brand img{height:40px;width:auto}
.nav__brand .wordmark{font-family:var(--display);font-weight:600;font-size:16px;color:var(--ink);letter-spacing:-.01em}
.nav__links{display:flex;align-items:center;gap:30px}
.nav__links a{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--mute);transition:color .18s}
.nav__links a:hover{color:var(--ink)}
.nav__links a.nav__cta{font-family:var(--mono);font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#fff;background:var(--signal);padding:11px 18px;border-radius:var(--radius);transition:transform .18s}
.nav__links a.nav__cta:hover{transform:translateY(-2px);color:#fff}
@media (max-width:860px){.nav__links a:not(.nav__cta){display:none}}

/* ---------- dark section base ---------- */
.on-dark{background:var(--d-bg);color:var(--d-text)}
.on-dark .lede{color:var(--d-mute)}
.on-gray{background:var(--gray)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--cream);color:var(--ink)}
.hero__inner{padding:clamp(86px,13vw,150px) 0 clamp(72px,10vw,120px)}
.hero__frame{position:relative;display:inline-block;margin-bottom:30px}
.hero h1{font-size:clamp(44px,8.4vw,104px);font-weight:800;letter-spacing:-.035em;max-width:14ch}
.hero h1 .sig{color:var(--signal)}
.hero__sub{font-size:clamp(18px,2.3vw,23px);color:var(--cream-mute);max-width:46ch;margin-top:30px;line-height:1.5}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:42px}
.hero__meta{margin-top:54px;display:flex;gap:40px;flex-wrap:wrap;border-top:1px solid var(--cream-line);padding-top:26px}
.hero__meta div{font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--cream-mute);line-height:1.5}
.hero__meta b{color:var(--ink);font-weight:400;display:block;font-size:13px;letter-spacing:.1em;text-transform:uppercase}
.hero__stats{display:flex;gap:40px;flex-wrap:wrap;margin-top:44px;border-top:1px solid var(--cream-line);padding-top:28px}
.stat__num{font-family:var(--display);font-size:clamp(32px,5vw,46px);font-weight:800;letter-spacing:-.03em;color:var(--ink);display:block;line-height:1}
.stat__num span{font-family:var(--mono);font-size:clamp(13px,1.6vw,16px);font-weight:400;color:var(--signal);margin-left:3px}
.stat__lab{font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--cream-mute);display:block;margin-top:6px}
/* ambient scan line */
.scan{position:absolute;inset:0;pointer-events:none;opacity:.5;
  background:linear-gradient(180deg,transparent 0%,rgba(255,106,0,.05) 50%,transparent 100%);
  background-size:100% 220px;animation:scan 9s linear infinite}
@keyframes scan{0%{background-position:0 -220px}100%{background-position:0 120%}}
@media (prefers-reduced-motion:reduce){.scan{animation:none;opacity:.18}}

/* ---------- problem list ---------- */
.problem__grid{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(34px,6vw,72px);align-items:start}
.leaks{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.leaks li{padding:20px 0;border-bottom:1px solid var(--line);font-size:17px;display:flex;gap:16px;align-items:baseline}
.leaks li span{font-family:var(--mono);font-size:12px;color:var(--signal);flex:0 0 auto}
.close-line{margin-top:30px;font-family:var(--display);font-size:clamp(20px,2.5vw,26px);line-height:1.3;letter-spacing:-.01em}
@media (max-width:760px){.problem__grid{grid-template-columns:1fr}}

/* ---------- model components ---------- */
.comp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:50px}
.comp-grid div{background:var(--paper);padding:30px 26px}
.comp-grid h3{font-size:18px;margin-bottom:8px}
.comp-grid p{color:var(--mute);font-size:15px}
.comp-grid .idx{font-family:var(--mono);font-size:12px;color:var(--signal);display:block;margin-bottom:16px;letter-spacing:.12em}
.note-line{margin-top:34px;color:var(--mute);font-size:16px;max-width:54ch}
.note-line b{color:var(--ink);font-weight:600}
@media (max-width:820px){.comp-grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.comp-grid{grid-template-columns:1fr}}

/* ---------- 14 day timeline ---------- */
.phases{margin-top:54px;display:grid;gap:1px;background:var(--d-line);border:1px solid var(--d-line)}
.phase{background:var(--d-bg);padding:32px clamp(22px,3vw,36px);display:grid;grid-template-columns:160px 1fr;gap:26px;align-items:start}
.phase__tag{font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:var(--signal)}
.phase__days{display:block;color:var(--d-mute);margin-top:6px;font-size:12px;letter-spacing:.04em}
.phase h3{font-size:21px;margin-bottom:10px}
.phase p{color:var(--d-mute);font-size:15px;max-width:62ch}
@media (max-width:680px){.phase{grid-template-columns:1fr;gap:14px}}

/* ---------- offer cards ---------- */
.offer-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:50px}
.offer-card{border:1px solid var(--line);padding:34px 28px;border-radius:var(--radius);background:var(--paper)}
.offer-card .big{font-family:var(--display);font-size:25px;letter-spacing:-.01em;margin-bottom:10px}
.offer-card p{color:var(--mute);font-size:15px}
.offer-card .bar{width:34px;height:3px;background:var(--signal);margin-bottom:22px}
@media (max-width:760px){.offer-cards{grid-template-columns:1fr}}

/* ---------- comparison table ---------- */
.cmp{margin-top:48px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--paper)}
.cmp__scroll{overflow-x:auto}
table.compare{width:100%;border-collapse:collapse;min-width:640px}
table.compare th,table.compare td{padding:18px 20px;text-align:left;border-bottom:1px solid var(--line);font-size:14px;vertical-align:middle}
table.compare thead th{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--mute);font-weight:400}
table.compare tbody th{font-weight:500;color:var(--ink);font-family:var(--body);font-size:14px}
table.compare .col-arx{background:rgba(255,106,0,.10);color:var(--ink)}
table.compare thead .col-arx{color:var(--signal)}
table.compare tbody tr:last-child td,table.compare tbody tr:last-child th{border-bottom:none}
.col-arx b{color:var(--signal);font-weight:600}

/* ---------- proof ---------- */
.proof__grid{display:grid;grid-template-columns:1fr .92fr;gap:clamp(34px,5vw,64px);align-items:center;margin-top:20px}
.cred-list{list-style:none;margin:28px 0 0;padding:0}
.cred-list li{padding:16px 0;border-top:1px solid var(--d-line);font-size:16px;display:flex;align-items:center;gap:14px}
.cred-list li:last-child{border-bottom:1px solid var(--d-line)}
.cred-list .dot{width:7px;height:7px;background:var(--signal);border-radius:50%;flex:0 0 auto}
.applied{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--d-line);border:1px solid var(--d-line);margin-top:34px}
.applied div{background:var(--d-bg);padding:20px;font-size:14px;color:var(--d-mute);line-height:1.45}
.proof-card{display:block;border:1px solid var(--d-line);border-radius:var(--radius);overflow:hidden;background:#000;position:relative;transition:transform .2s ease}
.proof-card:hover{transform:translateY(-3px)}
.proof-card img{width:100%;height:auto}
.proof-card__bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px 16px;border-top:1px solid var(--d-line);background:#0d0d0d}
.proof-card__bar span{font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--d-mute)}
.proof-card__bar .view{color:var(--signal)}
.proof__caption{margin-top:16px;font-size:13px;color:var(--d-mute);line-height:1.5;max-width:52ch}
@media (max-width:820px){.proof__grid{grid-template-columns:1fr}.applied{grid-template-columns:1fr}}

/* ---------- fit ---------- */
.fit-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:50px}
.fit-col{border:1px solid var(--line);border-radius:var(--radius);padding:32px 28px;background:var(--paper)}
.fit-col h3{font-size:18px;margin-bottom:20px;display:flex;align-items:center;gap:10px}
.fit-col h3 .mk{font-family:var(--mono);font-size:13px}
.fit-col.is-for h3 .mk{color:var(--signal)}
.fit-col.not-for{background:var(--gray)}
.fit-col ul{list-style:none;margin:0;padding:0}
.fit-col li{padding:11px 0;border-top:1px solid var(--line);font-size:15px;color:var(--ink-2)}
.fit-col.not-for li{color:var(--mute)}
@media (max-width:680px){.fit-grid{grid-template-columns:1fr}}

/* ---------- ARX Signal entry ---------- */
.signal-entry{position:relative}
.signal-card{
  background:var(--ink);color:var(--d-text);border-radius:var(--radius);
  padding:clamp(36px,5vw,64px);display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(30px,5vw,60px);
  align-items:center;position:relative;overflow:hidden;margin-top:18px;
}
.signal-card::after{content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border:1px solid var(--d-line);transform:rotate(0deg)}
.signal-card .kicker{margin-bottom:18px}
.signal-card h2{font-size:clamp(28px,3.6vw,42px);max-width:16ch}
.signal-card p{color:var(--d-mute);margin-top:18px;font-size:16px;max-width:48ch}
.signal-facts{list-style:none;margin:0;padding:0;position:relative;z-index:2}
.signal-facts li{padding:18px 0;border-top:1px solid var(--d-line);display:flex;gap:14px;align-items:flex-start}
.signal-facts li:last-child{border-bottom:1px solid var(--d-line)}
.signal-facts .n{font-family:var(--mono);font-size:12px;color:var(--signal);flex:0 0 auto;margin-top:3px}
.signal-facts b{display:block;font-weight:600;font-size:15px}
.signal-facts span.t{color:var(--d-mute);font-size:13px}
.signal-card__cta{margin-top:30px;display:flex;flex-direction:column;gap:14px;align-items:flex-start;position:relative;z-index:2}
.signal-card__cta small{font-family:var(--mono);font-size:11px;letter-spacing:.04em;color:var(--d-mute)}
@media (max-width:780px){.signal-card{grid-template-columns:1fr}}

/* ---------- process ---------- */
.steps{counter-reset:s;margin-top:48px;display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
.step{background:var(--paper);padding:24px 28px;display:flex;gap:22px;align-items:center}
.step::before{counter-increment:s;content:"0" counter(s);font-family:var(--mono);font-size:13px;color:var(--signal);flex:0 0 auto}
.step b{font-weight:600;font-size:16px;font-family:var(--display)}
.step span{color:var(--mute);font-size:14px;margin-left:auto;text-align:right}
@media (max-width:600px){.step span{display:none}}

/* ---------- final CTA ---------- */
.final{text-align:center}
.final h2{font-size:clamp(32px,5vw,60px);max-width:20ch;margin:0 auto}
.final .lede{margin:24px auto 0;color:var(--d-mute)}
.final__cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:42px}

/* ---------- footer ---------- */
.footer{background:var(--cream);color:var(--cream-mute);border-top:1px solid var(--cream-line);padding:44px 0}
.footer__row{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.footer__brand{display:flex;align-items:center;gap:12px}
.footer__brand img{height:32px}
.footer__brand b{color:var(--ink);font-family:var(--display);font-size:15px}
.footer small{font-family:var(--mono);font-size:11px;letter-spacing:.04em}
.footer a{color:var(--cream-mute);transition:color .18s}
.footer a:hover{color:var(--signal)}

/* ---------- reveal animation ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---------- cream block + scoped contrast ---------- */
.on-cream{background:var(--cream);color:var(--ink)}
.on-cream .h-sec{color:var(--ink)}
.kicker--ink{color:var(--ink)}
.kicker--ink::before{background:var(--ink)}
.lede--ink{color:var(--ink-2)}
.note-line--ink{color:var(--ink-2)}
.note-line--ink b{color:var(--ink)}

/* ---------- launch period vs product build split ---------- */
.track-split{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:48px}
.track{background:#fff;border:1px solid rgba(10,10,10,.12);border-radius:var(--radius);padding:26px 26px 28px}
.track__tag{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--mute);display:block;margin:0 0 16px}
.track .track__name{font-family:var(--display);font-weight:700;font-size:22px;display:block;letter-spacing:-.02em;color:var(--ink);margin:0 0 12px}
.track__time{font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--signal);display:inline-block;border:1px solid var(--signal);border-radius:999px;padding:4px 12px;margin:0 0 16px}
.track p{color:var(--ink-2);font-size:14px;line-height:1.55;margin:0}
.track--accent{border-color:var(--signal);box-shadow:inset 0 0 0 1px var(--signal)}
@media (max-width:620px){.track-split{grid-template-columns:1fr}}

/* ---------- build note ---------- */
.build-note{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:48px}
.build-note>div{background:#fff;border:1px solid rgba(10,10,10,.1);border-radius:var(--radius);padding:24px}
.build-note__lab{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--mute);display:block;margin:0 0 14px}
.build-note b{font-family:var(--display);font-weight:700;font-size:20px;display:block;letter-spacing:-.02em;color:var(--ink);margin:0 0 10px}
.build-note__sub{font-size:13px;color:var(--ink-2);display:block;line-height:1.5}
.build-note--whop{background:var(--ink) !important;border-color:var(--ink) !important}
.build-note--whop .build-note__lab{color:var(--d-mute)}
.build-note--whop b{color:var(--signal)}
.build-note--whop .build-note__sub{color:var(--d-mute)}
@media (max-width:760px){.build-note{grid-template-columns:1fr}}

/* ---------- product type categories ---------- */
.products__h{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink);margin:52px 0 22px}
.prod-cats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(10,10,10,.16);border:1px solid rgba(10,10,10,.16);counter-reset:pc}
.prod-cat{background:#fff;padding:28px 24px;counter-increment:pc}
.prod-cat__h{font-family:var(--display);font-weight:700;font-size:18px;letter-spacing:-.015em;color:var(--ink);display:block;margin-bottom:14px}
.prod-cat__h::before{content:counter(pc,decimal-leading-zero);display:block;font-family:var(--mono);font-size:12px;color:var(--signal);letter-spacing:.12em;margin-bottom:14px;font-weight:400}
.prod-cat ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}
.prod-cat li{font-size:14px;color:var(--mute);font-family:var(--body);position:relative;padding-left:16px;line-height:1.35}
.prod-cat li::before{content:"";position:absolute;left:0;top:8px;width:5px;height:5px;background:var(--signal);border-radius:50%}
@media (max-width:880px){.prod-cats{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.prod-cats{grid-template-columns:1fr}}

/* ---------- FAQ accordion ---------- */
.faq-grid{display:grid;grid-template-columns:0.82fr 1.18fr;gap:60px;align-items:start}
.faq-aside{position:sticky;top:108px}
.faq-aside__p{color:var(--mute);font-size:15px;line-height:1.6;margin-top:20px;max-width:34ch}
.faq{display:flex;flex-direction:column;border-top:1px solid rgba(10,10,10,.16)}
.faq__item{border-bottom:1px solid rgba(10,10,10,.16)}
.faq__item summary{list-style:none;cursor:pointer;display:flex;align-items:baseline;gap:20px;padding:26px 0}
.faq__item summary::-webkit-details-marker{display:none}
.faq__n{font-family:var(--mono);font-size:12px;color:var(--signal);letter-spacing:.1em;flex:0 0 auto;padding-top:3px}
.faq__q{font-family:var(--display);font-weight:600;font-size:clamp(17px,2vw,21px);letter-spacing:-.018em;color:var(--ink);line-height:1.28;flex:1}
.faq__item summary:hover .faq__q{color:var(--signal)}
.faq__ico{flex:0 0 auto;width:18px;height:18px;position:relative;margin-top:5px}
.faq__ico::before,.faq__ico::after{content:"";position:absolute;background:var(--ink);transition:transform .22s ease}
.faq__ico::before{top:8px;left:0;width:18px;height:2px}
.faq__ico::after{left:8px;top:0;width:2px;height:18px}
.faq__item[open] .faq__ico::before{background:var(--signal)}
.faq__item[open] .faq__ico::after{transform:scaleY(0)}
.faq__a{padding:0 0 28px 52px;color:var(--mute);font-size:15px;line-height:1.7;max-width:62ch}
@media (max-width:820px){
  .faq-grid{grid-template-columns:1fr;gap:32px}
  .faq-aside{position:static}
  .faq__a{padding-left:0}
}


/* ---------- booking modal ---------- */
.arx-modal{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;padding:24px;opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s ease}
.arx-modal.open{opacity:1;visibility:visible}
.arx-modal__backdrop{position:absolute;inset:0;background:rgba(10,10,10,.62);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}
.arx-modal__panel{position:relative;width:min(720px,94vw);max-height:90vh;display:flex;flex-direction:column;background:var(--paper);border:1px solid var(--line);border-radius:6px;overflow:hidden;box-shadow:0 30px 80px rgba(10,10,10,.4);transform:translateY(14px) scale(.985);opacity:0;transition:transform .3s cubic-bezier(.2,.8,.2,1) .04s,opacity .3s ease .04s}
.arx-modal.open .arx-modal__panel{transform:none;opacity:1}
.arx-modal__head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;border-bottom:1px solid var(--line);background:var(--ink)}
.arx-modal__ey{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--signal);margin-bottom:4px}
.arx-modal__title b{font-family:var(--display);font-weight:700;font-size:17px;letter-spacing:-.01em;color:var(--d-text)}
.arx-modal__x{flex:0 0 auto;width:34px;height:34px;border:1px solid var(--d-line);background:transparent;color:var(--d-text);font-size:20px;line-height:1;border-radius:4px;cursor:pointer;transition:border-color .15s,color .15s}
.arx-modal__x:hover{border-color:var(--signal);color:var(--signal)}
.arx-modal__body{position:relative;flex:1;min-height:0;display:flex;flex-direction:column;background:#fff}
.arx-modal__body iframe{width:100%;height:min(640px,72vh);border:0;display:block}
.arx-modal__body.is-cta{padding:40px 38px 44px}
.arx-modal__cta{display:flex;flex-direction:column;align-items:flex-start;gap:24px}
.arx-modal__lead{color:var(--mute);font-size:16px;line-height:1.6;max-width:46ch}
.arx-modal__spinner{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:7px;background:#fff;z-index:1}
.arx-modal__spinner i{width:7px;height:7px;border-radius:50%;background:var(--signal);animation:arxdot 1s ease-in-out infinite}
.arx-modal__spinner i:nth-child(2){animation-delay:.15s}
.arx-modal__spinner i:nth-child(3){animation-delay:.3s}
@keyframes arxdot{0%,100%{opacity:.25;transform:translateY(0)}50%{opacity:1;transform:translateY(-5px)}}
.arx-modal__fallback{padding:12px 22px;font-family:var(--mono);font-size:12px;color:var(--mute);border-top:1px solid var(--line);background:var(--paper)}
.arx-modal__fallback a{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
.arx-modal__fallback a:hover{color:var(--signal)}
@media (prefers-reduced-motion:reduce){.arx-modal,.arx-modal__panel{transition:none}}

/* =========================================================
   ARX SIGNAL CALCULATOR (signal.html)
   ========================================================= */
.sig-page{min-height:100vh;display:flex;flex-direction:column;background:var(--paper)}
.sig-top{border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(250,250,248,.9);backdrop-filter:blur(8px);z-index:20}
.sig-top__row{display:flex;align-items:center;justify-content:space-between;height:64px}
.sig-top__brand{display:flex;align-items:center;gap:10px}
.sig-top__brand img{height:38px}
.sig-top__brand b{font-family:var(--display);font-size:15px}
.sig-top__brand span{font-family:var(--mono);font-size:11px;letter-spacing:.16em;color:var(--signal);text-transform:uppercase}
.sig-top__exit{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--mute)}
.sig-top__exit:hover{color:var(--ink)}

.progress{height:2px;background:var(--line);position:relative}
.progress__bar{height:100%;background:var(--signal);width:0;transition:width .5s cubic-bezier(.4,0,.2,1)}

.sig-main{flex:1;display:flex;align-items:flex-start;justify-content:center;padding:clamp(34px,6vw,72px) var(--pad)}
.sig-stage{width:100%;max-width:680px}

.step-meta{display:flex;align-items:center;gap:14px;margin-bottom:26px}
.step-meta .count{font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:var(--signal)}
.step-meta .label{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--mute)}

.q-transition{font-family:var(--mono);font-size:12px;color:var(--mute);margin-bottom:18px;min-height:16px;letter-spacing:.02em}
.q-title{font-family:var(--display);font-weight:600;font-size:clamp(24px,3.6vw,34px);letter-spacing:-.02em;line-height:1.12;max-width:20ch}
.q-help{color:var(--mute);font-size:15px;margin-top:12px;max-width:52ch}

.field{margin-top:30px}
.field+.field{margin-top:26px}
.field__label{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--mute);margin-bottom:14px;display:block}
.field__label em{font-style:normal;color:var(--signal);text-transform:none;letter-spacing:.02em;font-size:11px;margin-left:6px;opacity:.85}
.field__label .opt{color:var(--signal);margin-left:8px}

.opts{display:grid;gap:10px}
.opts.cols-2{grid-template-columns:1fr 1fr}
.opts.cols-3{grid-template-columns:1fr 1fr 1fr}
@media (max-width:560px){.opts.cols-2,.opts.cols-3{grid-template-columns:1fr 1fr}}
@media (max-width:420px){.opts.cols-2,.opts.cols-3{grid-template-columns:1fr}}

.opt{
  border:1px solid var(--line);background:var(--paper);border-radius:var(--radius);
  padding:15px 17px;cursor:pointer;font-size:15px;color:var(--ink-2);
  transition:border-color .15s ease,background .15s ease,transform .12s ease;
  text-align:left;font-family:var(--body);display:flex;align-items:center;gap:12px;
}
.opt:hover{border-color:var(--ink);transform:translateY(-1px)}
.opt.sel{border-color:var(--signal);background:#fff;box-shadow:inset 0 0 0 1px var(--signal)}
.opt .tick{width:14px;height:14px;border:1px solid var(--line);border-radius:50%;flex:0 0 auto;position:relative;transition:border-color .15s}
.opt.sel .tick{border-color:var(--signal)}
.opt.sel .tick::after{content:"";position:absolute;inset:3px;background:var(--signal);border-radius:50%}
.opts.is-multi .opt .tick{border-radius:3px}
.opts.is-multi .opt.sel .tick::after{border-radius:1px;inset:2px}

.text-in{
  width:100%;padding:16px 18px;border:1px solid var(--line);border-radius:var(--radius);
  font-family:var(--body);font-size:16px;background:#fff;color:var(--ink);transition:border-color .15s;
}
.text-in:focus{outline:none;border-color:var(--signal)}
.text-in::placeholder{color:#b6b5ad}
.in-wrap{position:relative}
.in-wrap .pre{position:absolute;left:18px;top:50%;transform:translateY(-50%);color:var(--mute);font-size:16px;pointer-events:none}
.in-wrap.has-pre .text-in{padding-left:34px}

.alt-toggle{margin-top:18px;font-family:var(--mono);font-size:12px;color:var(--ink);background:none;border:1px solid var(--line);border-radius:999px;cursor:pointer;padding:9px 16px;letter-spacing:.02em;transition:border-color .15s,color .15s,background .15s}
.alt-toggle:hover{color:var(--signal);border-color:var(--signal)}
.alt-toggle.on{color:var(--signal);border-color:var(--signal)}

.err{color:#c2410c;font-size:13px;margin-top:12px;font-family:var(--mono);min-height:16px}

.sig-nav{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:38px;padding-top:24px;border-top:1px solid var(--line)}
.sig-back{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--mute);background:none;border:none;cursor:pointer}
.sig-back:hover{color:var(--ink)}
.sig-back[hidden]{visibility:hidden}

/* calculating state */
.calc{text-align:center;padding:40px 0}
.calc__line{font-family:var(--mono);font-size:13px;color:var(--mute);letter-spacing:.04em;min-height:20px}
.calc__bars{display:flex;gap:6px;justify-content:center;margin:30px 0}
.calc__bars i{width:4px;height:34px;background:var(--line);display:block;animation:pulse 1.1s ease-in-out infinite}
.calc__bars i:nth-child(2){animation-delay:.12s}
.calc__bars i:nth-child(3){animation-delay:.24s}
.calc__bars i:nth-child(4){animation-delay:.36s}
.calc__bars i:nth-child(5){animation-delay:.48s}
@keyframes pulse{0%,100%{height:14px;background:var(--line)}50%{height:40px;background:var(--signal)}}

/* result */
.result__eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--signal);margin-bottom:18px}
.result__title{font-family:var(--display);font-size:clamp(20px,2.6vw,26px);letter-spacing:-.01em;margin-bottom:8px}
.range{margin:26px 0 6px}
.range .lab{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--mute);display:block;margin-bottom:8px}
.range .val{font-family:var(--display);font-weight:600;font-size:clamp(38px,8vw,68px);letter-spacing:-.03em;line-height:1;display:inline-block;position:relative}
.range .val::after{content:"";position:absolute;left:0;right:0;bottom:-10px;height:4px;background:var(--signal)}
.range .val .rsep{font-family:var(--mono);font-weight:400;font-size:.32em;color:var(--mute);vertical-align:middle;margin:0 .35em;letter-spacing:.04em;text-transform:lowercase}
.range .per{font-family:var(--mono);font-size:13px;color:var(--mute);margin-top:20px}
.range--annual .val{font-size:clamp(22px,4vw,34px)}
.range--annual{margin-top:30px;padding-top:24px;border-top:1px solid var(--line)}

.areas{margin-top:34px}
.areas__h{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--mute);margin-bottom:14px}
.area{display:flex;align-items:center;gap:14px;padding:14px 0;border-top:1px solid var(--line)}
.area:last-child{border-bottom:1px solid var(--line)}
.area .rank{font-family:var(--mono);font-size:12px;color:var(--signal)}
.area b{font-weight:600;font-size:15px}
.area span{color:var(--mute);font-size:13px;margin-left:auto}
.disclaimer{margin-top:28px;font-size:13px;color:var(--mute);line-height:1.55;background:var(--gray);padding:18px 20px;border-radius:var(--radius);border-left:2px solid var(--signal)}

/* next step + final */
.choice{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:30px}
@media (max-width:560px){.choice{grid-template-columns:1fr}}
.choice button{
  text-align:left;border:1px solid var(--line);background:var(--paper);border-radius:var(--radius);
  padding:26px 24px;cursor:pointer;transition:border-color .15s,transform .12s;font-family:var(--body);
}
.choice button:hover{border-color:var(--ink);transform:translateY(-2px)}
.choice button.primary{background:var(--ink);color:var(--d-text);border-color:var(--ink)}
.choice button.primary:hover{background:var(--signal);border-color:var(--signal);color:var(--ink)}
.choice .ic{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--signal);display:block;margin-bottom:14px}
.choice .t{font-family:var(--display);font-weight:600;font-size:19px;display:block;margin-bottom:6px}
.choice .d{font-size:13px;color:var(--mute)}
.choice button.primary .d{color:var(--d-mute)}

.done{text-align:center;padding:30px 0}
.done__mark{width:54px;height:54px;border:1px solid var(--signal);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 26px;color:var(--signal);font-size:22px}
.done h2{font-family:var(--display);font-size:clamp(24px,3.4vw,32px);margin-bottom:14px}
.done p{color:var(--mute);max-width:44ch;margin:0 auto 8px}
.done .fu{font-family:var(--mono);font-size:12px;color:var(--signal);letter-spacing:.04em;margin-top:18px}
.done .exit-link{display:inline-block;margin-top:30px;font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--mute);border-bottom:1px solid var(--line);padding-bottom:3px}
.done .exit-link:hover{color:var(--ink);border-color:var(--ink)}

/* ============================================================
   MOTION — ribbons, stagger reveals, counters
   ============================================================ */
/* ribbons */
.ribbon{overflow:hidden;padding:14px 0;position:relative}
.ribbon--dark{background:var(--d-bg)}
.ribbon--light{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.ribbon-track{display:flex;width:max-content;will-change:transform}
.ribbon--dark .ribbon-track{animation:rib-scroll 28s linear infinite}
.ribbon--light .ribbon-track{animation:rib-scroll 34s linear infinite reverse}
@keyframes rib-scroll{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}
.ribbon-item{font-family:var(--mono);font-size:11px;letter-spacing:.13em;text-transform:uppercase;white-space:nowrap;padding-right:48px}
.ribbon--dark .ribbon-item{color:#4a4843}
.ribbon--dark .ribbon-item b{color:var(--signal)}
.ribbon--light .ribbon-item{color:#9a9890}
.ribbon--light .ribbon-item b{color:var(--ink)}
@media (prefers-reduced-motion:reduce){.ribbon-track{animation:none}}

/* enhanced stagger reveals */
[data-stagger]>*{opacity:0;transform:translateY(20px);transition:opacity .52s ease,transform .52s ease}
[data-stagger].in>*{opacity:1;transform:none}
[data-stagger].in>*:nth-child(1){transition-delay:.05s}
[data-stagger].in>*:nth-child(2){transition-delay:.17s}
[data-stagger].in>*:nth-child(3){transition-delay:.29s}
[data-stagger].in>*:nth-child(4){transition-delay:.41s}
[data-stagger].in>*:nth-child(5){transition-delay:.53s}
[data-stagger].in>*:nth-child(6){transition-delay:.65s}
[data-stagger].in>*:nth-child(7){transition-delay:.74s}
@media (prefers-reduced-motion:reduce){[data-stagger]>*{opacity:1;transform:none;transition:none}}

/* ============================================================
   MOBILE OPTIMIZATION
   ============================================================ */
@media (max-width:640px){
  .section{padding:58px 0}
  .h-sec{font-size:clamp(26px,7.6vw,32px);max-width:24ch}
  .lede{font-size:16px;margin-top:18px}

  /* hero */
  .hero__inner{padding:72px 0 58px;text-align:center}
  .hero h1{font-size:clamp(40px,12vw,58px);max-width:none;margin-left:auto;margin-right:auto}
  .hero__sub{font-size:16.5px;margin-top:20px;max-width:none;margin-left:auto;margin-right:auto}
  .hero__cta{margin-top:30px;gap:12px;flex-direction:column;align-items:center}
  .hero__cta .btn{width:auto;min-width:260px;justify-content:center}
  .hero__meta{gap:22px;margin-top:34px;padding-top:22px;justify-content:center;text-align:center}
  .hero .kicker{justify-content:center}
  .hero__stats{gap:28px;margin-top:30px;padding-top:22px;justify-content:center;text-align:center}

  /* buttons: comfy height; full width where they stand alone */
  .btn--lg{padding:18px 26px}
  .signal-card__cta .btn,.final .btn,.arx-modal__cta .btn{width:100%}

  /* nav cta tighter so it never crowds the logo */
  .nav__links a.nav__cta{padding:10px 14px;font-size:11px}

  /* sections + cards */
  .phase{padding:24px 22px}
  .phase h3{font-size:19px}
  .comp-grid div{padding:26px 22px}
  .signal-card{padding:32px 24px;gap:26px}
  .signal-card h2{font-size:clamp(24px,7vw,30px)}

  /* comparison: tighter cells = less sideways scroll */
  table.compare{min-width:540px}
  table.compare th,table.compare td{padding:14px 13px;font-size:13px}

  /* footer stacks */
  .footer{padding:34px 0}
  .footer__row{flex-direction:column;align-items:flex-start;gap:16px}

  /* ---- calculator (signal.html) ---- */
  .sig-main{padding:30px var(--pad) 56px}
  .q-title{font-size:clamp(22px,6.6vw,28px);max-width:none}
  .q-help{font-size:14px}
  .field{margin-bottom:20px}
  .range .val{font-size:clamp(30px,11vw,46px)}
  .range--annual .val{font-size:clamp(20px,6.6vw,28px)}
  .choice button{padding:20px}
  .sig-nav{margin-top:30px}
  .sig-nav .btn--lg{flex:1;padding:16px 18px}
  .area span{margin-left:auto;font-size:12px}
}

@media (max-width:380px){
  .hero h1{font-size:40px}
  .sig-top__brand b{display:none}
}