/* Prizm Vizual - design tokens and base */
:root{
  --c-bg:#050507;
  --c-bg-2:#0b0b12;
  --c-surface:#101018;
  --c-ink:#f2f2f5;
  --c-ink-dim:rgba(242,242,245,.68);
  --c-ink-faint:rgba(242,242,245,.42);
  --c-accent:#2ec4b6;
  --c-accent-deep:#179287;
  --c-line:rgba(242,242,245,.14);
  --font-head:'Josefin Sans',Avenir,'Century Gothic',sans-serif;
  --font-body:'Space Grotesk','Helvetica Neue',Arial,sans-serif;
  --nav-h:70px;
  --max-w:1180px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--font-body);
  font-size:1.05rem;
  line-height:1.65;
  padding-top:var(--nav-h);
  overflow-x:hidden;
}
img,video{max-width:100%;display:block}
a{color:var(--c-accent)}
a:hover{color:var(--c-ink)}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:3px;border-radius:2px}

h1,h2,h3{font-family:var(--font-head);font-weight:300;letter-spacing:.02em;line-height:1.15;text-wrap:balance}
h1{font-size:clamp(2.4rem,6vw,4.6rem)}
h2{font-size:clamp(1.8rem,4vw,2.9rem)}
h3{font-size:1.25rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase}

.skip-link{position:absolute;top:-100px;left:16px;background:var(--c-accent);color:#04231f;padding:.6rem 1.1rem;z-index:200;border-radius:4px;font-weight:600;text-decoration:none}
.skip-link:focus{top:12px}

.wrap{max-width:var(--max-w);margin:0 auto;padding:0 clamp(18px,4vw,44px)}
section{padding:clamp(4.5rem,9vw,8rem) 0;position:relative}
.kicker{font-family:var(--font-body);color:var(--c-accent);font-size:.82rem;letter-spacing:.28em;text-transform:uppercase;margin-bottom:1.1rem}
.lede{color:var(--c-ink-dim);max-width:66ch;margin-top:1.4rem;text-wrap:balance}
.lede + .lede{margin-top:.9rem}

/* nav */
.nav{position:fixed;top:0;left:0;right:0;height:var(--nav-h);z-index:100;display:flex;align-items:center;background:rgba(5,5,7,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--c-line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:var(--max-w);margin:0 auto;padding:0 clamp(18px,4vw,44px)}
.brand{font-family:var(--font-head);font-weight:300;font-size:1.25rem;letter-spacing:.34em;color:var(--c-accent);text-decoration:none;white-space:nowrap}
.brand:hover{color:var(--c-accent)}
.brand img{height:26px;width:auto}
.nav-links{display:flex;align-items:center;gap:1.7rem;list-style:none}
.nav-links a{color:var(--c-ink-dim);text-decoration:none;font-size:.92rem;letter-spacing:.05em}
.nav-links a:hover{color:var(--c-ink)}
.btn{display:inline-block;background:var(--c-accent);color:#04231f;font-weight:600;text-decoration:none;padding:.78rem 1.5rem;border-radius:4px;border:0;font-size:.95rem;letter-spacing:.03em;cursor:pointer;font-family:var(--font-body)}
.btn:hover{background:var(--c-ink);color:#04231f}
.btn-ghost{background:transparent;color:var(--c-ink);border:1px solid var(--c-line)}
.btn-ghost:hover{border-color:var(--c-accent);color:var(--c-accent);background:transparent}
.nav-cta{padding:.55rem 1.1rem;font-size:.85rem}
.nav-burger{display:none;background:none;border:1px solid var(--c-line);border-radius:4px;padding:.45rem .6rem;cursor:pointer}
.nav-burger svg{display:block;stroke:var(--c-ink)}

/* hero */
.hero{min-height:calc(100svh - var(--nav-h));display:flex;align-items:center;padding:0;overflow:hidden}
#prism-canvas{position:absolute;inset:0;width:100%;height:100%;z-index:0}
.hero-inner{position:relative;z-index:1;width:100%;padding:clamp(3rem,8vw,6rem) 0;text-shadow:0 1px 14px rgba(5,5,7,.8)}
.hero h1{max-width:13ch}
.hero .lede{font-size:1.12rem}
.hero-ctas{display:flex;gap:1rem;margin-top:2.4rem;flex-wrap:wrap}
.hero-scroll{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);color:var(--c-ink-faint);font-size:.78rem;letter-spacing:.3em;text-transform:uppercase;z-index:1;text-decoration:none}
.hero-scroll:hover{color:var(--c-accent)}

/* film facade */
.film-frame{position:relative;aspect-ratio:16/9;background:#000;border:1px solid var(--c-line);border-radius:8px;overflow:hidden;margin-top:2.6rem}
.film-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.film-poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.85}
.film-play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:1rem;background:rgba(5,5,7,.25);border:0;cursor:pointer;color:var(--c-ink);font-family:var(--font-body);font-size:.9rem;letter-spacing:.2em;text-transform:uppercase;width:100%}
.film-play:hover .film-play-ring{border-color:var(--c-accent);color:var(--c-accent)}
.film-play-ring{width:84px;height:84px;border:2px solid var(--c-ink);border-radius:50%;display:flex;align-items:center;justify-content:center;transition:border-color .2s}
.film-play-ring svg{margin-left:6px}

/* video background sections */
.vid-section{overflow:hidden}
.vid-bg{position:absolute;inset:0;z-index:0}
.vid-bg video,.vid-bg img{width:100%;height:100%;object-fit:cover;opacity:.5}
.vid-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,var(--c-bg) 0%,rgba(5,5,7,.25) 30%,rgba(5,5,7,.25) 70%,var(--c-bg) 100%)}
.vid-section .wrap{position:relative;z-index:1}

/* gallery */
.tabs{display:flex;gap:.7rem;margin:2.4rem 0 1.6rem;flex-wrap:wrap}
.tab{background:transparent;border:1px solid var(--c-line);color:var(--c-ink-dim);padding:.6rem 1.3rem;border-radius:999px;cursor:pointer;font-family:var(--font-body);font-size:.92rem;letter-spacing:.04em}
.tab:hover{border-color:var(--c-accent);color:var(--c-accent)}
.tab[aria-selected="true"]{background:var(--c-accent);border-color:var(--c-accent);color:#04231f;font-weight:600}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:14px}
.grid button{position:relative;border:0;padding:0;background:#000;cursor:pointer;border-radius:6px;overflow:hidden;aspect-ratio:16/10}
.grid img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease,opacity .3s;opacity:.92}
.grid button:hover img{transform:scale(1.045);opacity:1}
.grid figcaption{position:absolute;left:0;right:0;bottom:0;padding:.55rem .8rem;font-size:.78rem;letter-spacing:.04em;color:var(--c-ink);background:linear-gradient(0deg,rgba(5,5,7,.85),transparent);text-align:left;opacity:0;transition:opacity .25s}
.grid button:hover figcaption,.grid button:focus-visible figcaption{opacity:1}

/* lightbox */
.lightbox{border:0;background:rgba(5,5,7,.96);max-width:100vw;max-height:100vh;width:100vw;height:100vh;padding:0;color:var(--c-ink)}
.lightbox::backdrop{background:rgba(5,5,7,.9)}
.lb-inner{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;padding:clamp(12px,3vw,40px);gap:.9rem}
.lb-inner img{max-height:82vh;max-width:100%;object-fit:contain;border-radius:4px}
.lb-caption{color:var(--c-ink-dim);font-size:.9rem;text-align:center}
.lb-controls{position:absolute;inset:0;display:flex;align-items:center;justify-content:space-between;padding:0 10px;pointer-events:none}
.lb-controls button,.lb-close{pointer-events:auto;background:rgba(16,16,24,.7);border:1px solid var(--c-line);color:var(--c-ink);width:46px;height:46px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center}
.lb-controls button:hover,.lb-close:hover{border-color:var(--c-accent);color:var(--c-accent)}
.lb-close{position:absolute;top:14px;right:14px}

/* process */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;margin-top:2.8rem;counter-reset:step}
.step{border:1px solid var(--c-line);border-radius:8px;padding:1.7rem 1.5rem;background:var(--c-bg-2);counter-increment:step}
.step::before{content:"0" counter(step);font-family:var(--font-head);font-size:2.1rem;font-weight:300;color:var(--c-accent);display:block;margin-bottom:.9rem}
.step h3{font-size:1.02rem;margin-bottom:.6rem}
.step p{color:var(--c-ink-dim);font-size:.95rem}

/* vr + demo split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
.split figure{border-radius:8px;overflow:hidden;border:1px solid var(--c-line)}
.split figure img{aspect-ratio:4/3;object-fit:cover;height:auto}
.stat-row{display:flex;gap:2.6rem;margin-top:2.2rem;flex-wrap:wrap}
.stat b{font-family:var(--font-head);font-weight:300;font-size:1.9rem;color:var(--c-accent);display:block}
.stat span{color:var(--c-ink-faint);font-size:.85rem;letter-spacing:.05em}

/* demo */
.demo-card{border:1px solid var(--c-line);border-radius:10px;background:linear-gradient(140deg,var(--c-bg-2),#0d1517);padding:clamp(1.8rem,4vw,3rem);margin-top:2.6rem}
.demo-card .btn{margin-top:1.6rem}
.trust{color:var(--c-ink-faint);font-size:.85rem;margin-top:.9rem}

/* contact */
.contact-box{text-align:center;max-width:760px;margin:0 auto}
.contact-lines{margin-top:2.2rem;display:flex;flex-direction:column;gap:.5rem;font-size:1.15rem}
.contact-lines a{text-decoration:none}
.contact-lines a:hover{text-decoration:underline}

/* footer */
footer{border-top:1px solid var(--c-line);padding:2.6rem 0;color:var(--c-ink-faint);font-size:.88rem}
.foot-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.foot-brand{font-family:var(--font-head);letter-spacing:.3em;color:var(--c-ink-dim)}

/* reveal on scroll (gated behind html.anim so content shows without JS) */
html.anim .reveal{opacity:0;transform:translateY(26px);transition:opacity .8s ease,transform .8s ease}
html.anim .reveal.in{opacity:1;transform:none}

/* mobile */
@media (max-width:860px){
  .nav-links{position:fixed;top:var(--nav-h);left:0;right:0;flex-direction:column;background:rgba(5,5,7,.97);padding:1.6rem;gap:1.3rem;border-bottom:1px solid var(--c-line);display:none}
  .nav-links.open{display:flex}
  .nav-burger{display:block}
  .split{grid-template-columns:1fr}
  .hero .lede br{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
  #prism-canvas{display:none}
  .vid-bg video{display:none}
}