/* Sitely landing - premium technoluxe. Mobile-first. Art bible: Void base + Signal teal accent. */

:root{
  --void:#0A0A0B;
  --graphite:#0E0F11;
  --panel:#141518;
  --panel-2:#17191d;
  --glass:rgba(22,24,28,.55);
  --hairline:rgba(255,255,255,.09);
  --hairline-2:rgba(255,255,255,.055);
  --bone:#E9EAEC;
  --mute:#8A8D93;
  --dim:#5A5D64;
  --signal:#3BE8C8;
  --signal-dim:rgba(59,232,200,.14);
  --signal-glow:rgba(59,232,200,.45);
  --ember:#FF6B4A;
  --r-ui:12px;
  --r-media:24px;
  --maxw:1200px;
  --maxw-wide:1320px;
  --ease:cubic-bezier(.22,1,.36,1);
  --font:"Geist","Segoe UI",system-ui,-apple-system,sans-serif;
  --mono:"Geist Mono","SFMono-Regular",ui-monospace,Menlo,monospace;
  --serif:"Instrument Serif",Georgia,serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;background:var(--void);color:var(--bone);
  font-family:var(--font);font-size:clamp(1rem,.96rem + .3vw,1.12rem);
  line-height:1.6;font-weight:400;letter-spacing:-.005em;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,video,canvas{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{margin:0;font-weight:600;line-height:1.08;letter-spacing:-.03em;text-wrap:balance}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--signal);outline-offset:3px;border-radius:4px}
::selection{background:var(--signal);color:#04120f}

.skip-link{position:fixed;left:-999px;top:8px;z-index:200;background:var(--panel);padding:10px 16px;border-radius:var(--r-ui);border:.5px solid var(--hairline)}
.skip-link:focus{left:8px}

/* ---------- Typography helpers ---------- */
.mono-tag{display:inline-block;font-family:var(--mono);font-size:.7rem;font-weight:500;text-transform:uppercase;letter-spacing:.16em;color:var(--dim)}
.mono-tag--accent{color:var(--signal)}
.mono-tag--ember{color:var(--ember)}
.h2{font-size:clamp(1.8rem,1.2rem + 2.9vw,3.3rem);margin:.5rem 0 0;max-width:20ch}
.h2--xl{font-size:clamp(2rem,1.3rem + 3.6vw,4rem);max-width:16ch}
.lead{color:var(--mute);font-size:clamp(1.02rem,.98rem + .4vw,1.22rem);margin-top:1rem;max-width:56ch;line-height:1.55}
.foot-note{color:var(--dim);font-size:.82rem;margin-top:1.6rem;max-width:60ch}
em{font-family:var(--serif);font-style:italic;font-weight:400;color:var(--bone);letter-spacing:0}
.num{color:var(--signal);font-weight:600;font-variant-numeric:tabular-nums}

/* ---------- Layout ---------- */
.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:20px}
.wrap--wide{max-width:var(--maxw-wide)}
.section{position:relative;padding-block:clamp(64px,10vw,140px)}
.section--alt{background:var(--graphite)}
.section > .wrap + .wrap{margin-top:clamp(28px,4vw,48px)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  min-height:52px;padding:0 26px;border-radius:var(--r-ui);
  font-family:var(--font);font-size:1rem;font-weight:560;letter-spacing:-.01em;
  border:.5px solid var(--hairline);color:var(--bone);cursor:pointer;
  transition:transform .2s var(--ease),background .25s var(--ease),border-color .25s var(--ease),box-shadow .3s var(--ease);
  background:var(--panel);white-space:nowrap;
}
.btn--sm{min-height:42px;padding:0 18px;font-size:.9rem}
.btn--lg{min-height:60px;padding:0 34px;font-size:1.08rem}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:var(--signal);color:#04120f;border-color:transparent;font-weight:600}
.btn--primary:hover{background:#54efd3}
.btn--glow{box-shadow:0 0 0 0 var(--signal-glow)}
.btn--glow:hover{box-shadow:0 10px 40px -8px var(--signal-glow)}
.btn--ghost{background:transparent}
.btn--ghost:hover{background:rgba(255,255,255,.04);border-color:var(--signal)}

/* ---------- Nav ---------- */
.nav{position:fixed;inset:0 0 auto 0;z-index:100;transition:background .3s var(--ease),backdrop-filter .3s var(--ease),border-color .3s var(--ease);border-bottom:.5px solid transparent}
.nav.is-scrolled{background:rgba(10,10,11,.72);backdrop-filter:blur(16px) saturate(1.4);-webkit-backdrop-filter:blur(16px) saturate(1.4);border-bottom-color:var(--hairline)}
.nav__inner{display:flex;align-items:center;gap:16px;max-width:var(--maxw-wide);margin-inline:auto;padding:12px 20px}
.nav__brand{display:flex;align-items:center;gap:10px;font-weight:600;font-size:1.12rem;letter-spacing:-.02em}
.nav__logo{width:16px;height:16px;border-radius:5px;background:radial-gradient(circle at 30% 30%,var(--signal),#12897a);box-shadow:0 0 14px -2px var(--signal-glow);flex:none}
.nav__links{display:none;gap:26px;margin-left:auto;font-size:.94rem;color:var(--mute)}
.nav__links a{transition:color .2s var(--ease)}
.nav__links a:hover{color:var(--bone)}
.nav .btn{margin-left:auto}
@media(min-width:900px){.nav__links{display:flex}.nav .btn{margin-left:0}}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;padding-block:120px 64px;overflow:hidden}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__video,.hero__canvas{position:absolute;inset:0;width:100%;height:100%}
.hero__video{object-fit:cover;opacity:.5;filter:saturate(1.05)}
.hero__canvas{z-index:1}
.hero__scrim{position:absolute;inset:0;z-index:2;background:
  radial-gradient(120% 90% at 50% 0%,transparent 40%,rgba(10,10,11,.5) 100%),
  linear-gradient(to bottom,rgba(10,10,11,.35) 0%,transparent 30%,rgba(10,10,11,.7) 78%,var(--void) 100%)}
.hero__content{position:relative;z-index:3;width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:20px}
.hero__title{font-size:clamp(2.15rem,1.4rem + 4.4vw,6.3rem);letter-spacing:-.035em;line-height:1.04;margin-top:1rem;max-width:16ch}
.hero__title em{line-height:1.02}
.hero__sub{color:#c3c6cb;margin-top:1.3rem;max-width:52ch;font-size:clamp(1.02rem,.98rem + .4vw,1.2rem)}
.hero__cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:2rem}
.hero__note{color:var(--mute);font-size:.86rem;margin-top:1.2rem}
@media(min-width:700px){.hero__title{line-height:.99}}
.hero__scroll{position:absolute;left:50%;bottom:22px;z-index:3;width:24px;height:38px;border:1.5px solid var(--hairline);border-radius:14px;transform:translateX(-50%);display:none}
.hero__scroll span{position:absolute;left:50%;top:7px;width:3px;height:7px;border-radius:2px;background:var(--signal);transform:translateX(-50%);animation:scrolldot 1.8s var(--ease) infinite}
@keyframes scrolldot{0%{opacity:0;transform:translate(-50%,0)}30%{opacity:1}70%{opacity:1}100%{opacity:0;transform:translate(-50%,12px)}}
@media(min-width:700px){.hero{align-items:center}.hero__content{padding-top:40px}.hero__scroll{display:block}}

/* ---------- Cost section ---------- */
.cost-grid{display:grid;gap:16px;margin-top:clamp(28px,4vw,44px)}
.cost-col{padding:24px;border-radius:var(--r-media);border:.5px solid var(--hairline)}
.cost-col--old{background:transparent;border-color:var(--hairline-2)}
.cost-col--old .cost-list li{color:var(--mute)}
.cost-col--new{background:var(--panel);box-shadow:0 24px 60px -30px #000,inset 0 0 0 .5px var(--signal-dim)}
.cost-list{margin-top:16px;display:grid;gap:12px;font-size:.98rem}
.cost-list li{position:relative;padding-left:26px;line-height:1.4}
.cost-list li::before{content:"·";position:absolute;left:8px;top:-2px;color:var(--dim);font-size:1.3rem}
.cost-list--check li::before{content:"";left:2px;top:7px;width:14px;height:8px;border-left:2px solid var(--signal);border-bottom:2px solid var(--signal);transform:rotate(-45deg);font-size:0}
.cost-col--old s{color:var(--dim)}
.cost-punch{margin-top:clamp(28px,4vw,44px);padding:28px;border-radius:var(--r-media);background:linear-gradient(180deg,var(--panel),var(--graphite));border:.5px solid var(--hairline);text-align:center}
.cost-punch p:first-child{font-size:clamp(1.2rem,1rem + 1.6vw,2rem);font-weight:560}
.cost-punch .num{font-size:1.3em}
.cost-punch__cap{color:var(--mute);margin-top:.6rem;font-size:.98rem}
@media(min-width:820px){.cost-grid{grid-template-columns:1fr 1fr}}

/* ---------- Engine / orchestra ---------- */
.sec-engine{padding-bottom:clamp(48px,7vw,90px)}
.engine__head{max-width:44ch}
.engine__stage{position:relative;width:100%;height:min(62vh,500px);margin-top:16px}
.engine__canvas{position:absolute;inset:0;width:100%;height:100%}
.engine__stage::after{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(80% 70% at 50% 50%,transparent 55%,var(--void) 100%)}
.engine__card{position:absolute;z-index:5;left:50%;bottom:14px;transform:translateX(-50%);width:min(90%,340px);
  background:var(--glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border:.5px solid var(--hairline);border-radius:var(--r-media);padding:16px 18px;
  box-shadow:0 24px 60px -20px #000,inset 0 0 0 .5px var(--signal-dim);pointer-events:none;
  transition:opacity .3s var(--ease),transform .3s var(--ease)}
.engine__card[hidden]{display:none}
.engine__card h3{font-size:1.2rem;margin-top:6px}
.engine__card p{color:var(--mute);font-size:.94rem;margin-top:4px}
.engine__legend{display:grid;grid-template-columns:1fr;gap:10px;margin-top:20px;font-size:.94rem;color:var(--mute)}
.engine__legend b{color:var(--bone);font-weight:560}
.engine__legend li{padding-left:16px;position:relative}
.engine__legend li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--signal);opacity:.6}
.engine__punch{margin-top:22px;font-size:clamp(1.1rem,1rem + 1vw,1.5rem);font-weight:560;max-width:24ch}
@media(min-width:640px){.engine__legend{grid-template-columns:1fr 1fr;gap:12px 28px}}
@media(min-width:1000px){.engine__stage{height:min(80vh,680px)}.engine__card{left:auto;right:4%;bottom:auto;top:50%;transform:translateY(-50%);width:320px}}

/* ---------- Flow ---------- */
.flow{position:relative;display:grid;gap:22px;margin-top:8px;padding-left:8px;counter-reset:step}
.flow::before{content:"";position:absolute;left:19px;top:18px;bottom:18px;width:2px;background:var(--hairline)}
.flow__fill{position:absolute;left:19px;top:18px;width:2px;background:linear-gradient(var(--signal),var(--signal));box-shadow:0 0 14px var(--signal-glow);height:0;transition:height .12s linear}
.flow__step{position:relative;padding:2px 0 2px 56px;counter-increment:step}
.flow__node{position:absolute;left:6px;top:2px;width:28px;height:28px;border-radius:50%;background:var(--panel);border:.5px solid var(--hairline);z-index:2;display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:.78rem;color:var(--dim);transition:box-shadow .4s var(--ease),background .4s var(--ease),color .4s var(--ease)}
.flow__node::before{content:counter(step,decimal-leading-zero)}
.flow__step.is-lit .flow__node{background:var(--signal);color:#04120f;box-shadow:0 0 0 5px var(--signal-dim),0 0 20px var(--signal-glow)}
.flow__step h3{font-size:1.22rem;margin-top:8px}
.flow__step p{color:var(--mute);margin-top:6px;font-size:.98rem;max-width:46ch}
.flow__step--final.is-lit .flow__node{background:var(--ember);color:#170603;box-shadow:0 0 0 5px rgba(255,107,74,.2),0 0 20px rgba(255,107,74,.55);animation:pulseEmber 2s var(--ease) infinite}
@keyframes pulseEmber{0%,100%{box-shadow:0 0 0 5px rgba(255,107,74,.2),0 0 20px rgba(255,107,74,.5)}50%{box-shadow:0 0 0 9px rgba(255,107,74,.05),0 0 28px rgba(255,107,74,.7)}}
.timer{font-family:var(--mono);color:var(--signal);font-size:.92em;letter-spacing:.04em}
.flow__spark{position:absolute;left:19px;width:7px;height:7px;border-radius:50%;background:var(--signal);box-shadow:0 0 14px 2px var(--signal-glow);transform:translateX(-2.5px);animation:sparkV 5.5s linear infinite;z-index:3}
@keyframes sparkV{0%{top:16px;opacity:0}8%{opacity:1}92%{opacity:1}100%{top:calc(100% - 16px);opacity:0}}
@media(min-width:860px){
  .flow{grid-template-columns:repeat(4,1fr);gap:28px;padding-left:0;padding-top:52px}
  .flow::before{left:0;right:0;top:14px;bottom:auto;width:auto;height:2px}
  .flow__fill{left:0;top:14px;height:2px!important;width:0;transition:width .12s linear}
  .flow__step{padding:44px 0 0}
  .flow__node{left:0;top:0}
  .flow__spark{left:auto;top:14px!important;transform:translateY(-2.5px);animation:sparkH 5.5s linear infinite}
  @keyframes sparkH{0%{left:0;opacity:0}8%{opacity:1}92%{opacity:1}100%{left:100%;opacity:0}}
}

/* ---------- Bento ---------- */
.bento{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:8px}
.bento__card{background:var(--glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border:.5px solid var(--hairline);border-radius:var(--r-media);padding:18px;
  transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease)}
.bento__card h3{font-size:1.08rem;margin-top:8px}
.bento__card p{color:var(--mute);font-size:.9rem;margin-top:6px}
.bento__card:hover{transform:translateY(-3px);border-color:var(--signal-dim);box-shadow:0 20px 50px -30px #000,inset 0 0 0 .5px var(--signal-dim)}
.bento__card--lg{grid-column:span 2}
@media(min-width:760px){
  .bento{grid-template-columns:repeat(4,1fr);gap:14px}
  .bento__card--lg{grid-column:span 2}
}

/* ---------- Plans ---------- */
.plans{display:grid;gap:16px;margin-top:8px}
.plan{position:relative;padding:28px 24px;border-radius:var(--r-media);border:.5px solid var(--hairline);background:var(--panel)}
.plan__name{font-size:1.4rem;margin-top:8px}
.plan__price{font-size:clamp(2.2rem,1.6rem + 2.4vw,3rem);font-weight:600;margin-top:6px;letter-spacing:-.03em}
.plan__per{font-size:1.2rem;color:var(--mute);font-weight:500;letter-spacing:-.01em}
.plan__feats{margin-top:18px;display:grid;gap:11px;font-size:.96rem}
.plan__feats li{position:relative;padding-left:26px;color:var(--bone)}
.plan__feats li::before{content:"";position:absolute;left:3px;top:6px;width:13px;height:7px;border-left:2px solid var(--signal);border-bottom:2px solid var(--signal);transform:rotate(-45deg)}
.plan .btn{margin-top:22px;width:100%}
.plan--premium{background:radial-gradient(130% 80% at 88% -5%,rgba(59,232,200,.13),transparent 52%),linear-gradient(180deg,#161a1c,#0f1214);box-shadow:0 40px 90px -40px #000,inset 0 0 0 .5px var(--signal-dim);border-color:transparent}
.plan--premium .plan__price{color:var(--bone)}
.plan--premium .plan__name{color:var(--bone)}
.plan__badge{position:absolute;top:-11px;left:24px;background:var(--ember);color:#170603;font-size:.74rem;font-weight:600;padding:5px 12px;border-radius:999px;letter-spacing:.01em}
.plan__runborder{position:absolute;inset:0;border-radius:var(--r-media);padding:1px;pointer-events:none;
  background:conic-gradient(from var(--ang,0deg),transparent 0 70%,var(--signal) 85%,transparent 100%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;
  animation:spin 4.5s linear infinite}
@property --ang{syntax:"<angle>";inherits:false;initial-value:0deg}
@keyframes spin{to{--ang:360deg}}
@media(min-width:820px){
  .plans{grid-template-columns:1fr 1fr;align-items:start}
  .plan--premium{transform:translateY(-14px)}
}

/* ---------- Chips ---------- */
.chips{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:8px}
.chip{padding:18px;border-radius:var(--r-media);border:.5px solid var(--hairline);background:var(--panel);
  display:flex;flex-direction:column;gap:8px;font-weight:540;font-size:1rem;
  transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease)}
.chip:hover{transform:translateY(-3px);border-color:var(--signal-dim);box-shadow:0 0 24px -12px var(--signal-glow)}
@media(min-width:720px){.chips{grid-template-columns:repeat(4,1fr)}}

/* ---------- Works ---------- */
.works{display:grid;grid-template-columns:1fr;gap:20px;margin-top:8px}
.work__frame{position:relative;border-radius:var(--r-media);overflow:hidden;border:.5px solid var(--hairline);
  aspect-ratio:9/16;max-height:520px;background:var(--panel-2);box-shadow:0 30px 70px -36px #000}
.work__media{position:absolute;inset:0;background-size:cover;background-position:center;transition:transform 6s var(--ease)}
.work:hover .work__media{transform:scale(1.06)}
.work__frame::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 .5px var(--signal-dim);border-radius:inherit;pointer-events:none}
.work .mono-tag{margin-top:14px;display:block}
.work p{color:var(--mute);margin-top:6px;font-size:.94rem}
@media(min-width:560px){.works{grid-template-columns:1fr 1fr}}
@media(min-width:1000px){.works{grid-template-columns:repeat(4,1fr)}.work__frame{max-height:none}}

/* ---------- FAQ ---------- */
.faq__wrap{display:grid;gap:28px}
.faq__head .h2{margin-top:.4rem}
.faq__list{display:grid;gap:10px}
.faq__item{border:.5px solid var(--hairline);border-radius:var(--r-media);background:var(--panel);overflow:hidden;transition:border-color .3s var(--ease)}
.faq__item[open]{border-color:var(--signal-dim)}
.faq__item summary{list-style:none;cursor:pointer;padding:20px 22px;font-weight:560;font-size:1.06rem;
  display:flex;align-items:center;gap:14px;position:relative;padding-right:52px}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary::after{content:"";position:absolute;right:22px;top:50%;width:12px;height:12px;
  border-right:2px solid var(--mute);border-bottom:2px solid var(--mute);transform:translateY(-70%) rotate(45deg);
  transition:transform .3s var(--ease),border-color .3s var(--ease)}
.faq__item[open] summary::after{transform:translateY(-30%) rotate(225deg);border-color:var(--signal)}
.faq__a{padding:0 22px 20px;color:var(--mute);max-width:66ch}
@media(min-width:920px){.faq__wrap{grid-template-columns:.8fr 1.2fr;gap:48px;align-items:start}.faq__head{position:sticky;top:100px}}

/* ---------- Final CTA ---------- */
.sec-final{position:relative;overflow:hidden;text-align:center;padding-block:clamp(80px,12vw,160px)}
.final__canvas{position:absolute;inset:0;width:100%;height:100%;z-index:0;opacity:.5}
.sec-final::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:radial-gradient(58% 55% at 50% 42%,var(--void) 12%,rgba(10,10,11,.78) 34%,transparent 62%),radial-gradient(90% 90% at 50% 45%,transparent 55%,var(--void) 100%)}
.final__content{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center}
.final__content .lead{margin-inline:auto}
.final__badges{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:1.8rem}
.final__badges span{font-family:var(--mono);font-size:.76rem;letter-spacing:.06em;text-transform:uppercase;color:var(--mute);
  padding:8px 14px;border-radius:999px;border:.5px solid var(--hairline);background:rgba(20,21,24,.5)}
.sec-final .btn{margin-top:2rem}

/* ---------- Footer ---------- */
.footer{border-top:.5px solid var(--hairline);padding-block:40px;background:var(--void)}
.footer__inner{display:grid;gap:20px}
.footer__brand{display:flex;align-items:center;gap:10px;font-weight:600;font-size:1.1rem}
.footer__links{display:flex;flex-wrap:wrap;gap:8px 22px;color:var(--mute);font-size:.94rem}
.footer__links a{transition:color .2s var(--ease)}
.footer__links a:hover{color:var(--signal)}
.footer__legal{color:var(--dim);font-size:.82rem;line-height:1.6}
@media(min-width:820px){.footer__inner{grid-template-columns:auto 1fr;align-items:center}.footer__brand{grid-row:1}.footer__links{justify-self:end}.footer__legal{grid-column:1/-1}}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
.no-js .reveal{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1!important;transform:none!important;transition:none!important}
  .plan__runborder,.hero__scroll span{animation:none!important}
  .hero__video{display:none!important}
  *{scroll-behavior:auto!important}
}