/* ============================================================
   PRISM SPARKLING - shared design system (all pages)
   Dark obsidian luxury / Space Grotesk + Inter / prism accents
   ============================================================ */
:root{
  --ink:#04050a;
  --surface:#0a0d16;
  --card:rgba(255,255,255,.045);
  --line:rgba(255,255,255,.09);
  --text:#f4f7ff;
  --muted:#8b93a7;
  --blue:#2fb8ff;
  --violet:#8b5cf6;
  --green:#a3f62d;
  --orange:#ff6a00;
  --accent:var(--blue);
  --radius:18px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--ink);
  color:var(--text);
  font-family:'Inter',system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  line-height:1.6;
}
::selection{background:var(--accent);color:var(--ink)}
img{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3,.display{font-family:'Space Grotesk',sans-serif;line-height:1.08;font-weight:600;letter-spacing:-.02em}
.wrap{width:min(1180px,92vw);margin:0 auto}

/* ---------- ambient background ---------- */
.bg-fx{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.orb{position:absolute;border-radius:50%;filter:blur(110px);opacity:.16;transition:background 1s}
.orb.a{width:520px;height:520px;background:var(--accent);top:-160px;left:-120px;animation:drift 26s ease-in-out infinite alternate}
.orb.b{width:420px;height:420px;background:var(--violet);bottom:-140px;right:-120px;animation:drift 32s ease-in-out infinite alternate-reverse}
@keyframes drift{to{transform:translate(70px,45px) scale(1.12)}}
.grain{position:absolute;inset:0;opacity:.05;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
main,nav,footer{position:relative;z-index:1}

/* ---------- nav ---------- */
nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .4s,border-color .4s,backdrop-filter .4s;
  border-bottom:1px solid transparent;
}
nav.scrolled{
  background:rgba(6,8,14,.72);
  backdrop-filter:blur(18px);
  border-bottom-color:var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:74px}
.logo{display:flex;align-items:center;gap:10px;font-family:'Space Grotesk';font-weight:700;letter-spacing:.22em;font-size:1.02rem;text-decoration:none;color:var(--text)}
.logo-mark{width:26px;height:26px}
.nav-links{display:flex;gap:38px;list-style:none}
.nav-links a{font-size:.86rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);text-decoration:none;transition:color .3s;position:relative}
.nav-links a::after{content:'';position:absolute;left:0;bottom:-6px;width:0;height:1.5px;background:var(--accent);transition:width .35s}
.nav-links a:hover,.nav-links a.active{color:var(--text)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-cta{
  font-family:'Space Grotesk';font-weight:600;font-size:.86rem;letter-spacing:.08em;
  color:var(--ink);background:var(--accent);border:0;border-radius:99px;
  padding:12px 26px;cursor:pointer;transition:transform .25s,box-shadow .25s,background .5s;
  text-decoration:none;display:inline-block;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 10px 34px -8px var(--accent)}
.burger{display:none;background:0;border:0;cursor:pointer;z-index:110;padding:6px}
.burger span{display:block;width:24px;height:2px;background:var(--text);margin:6px 0;transition:.35s}
.burger.open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
@media(max-width:820px){
  .nav-links{
    position:fixed;inset:0;background:rgba(4,5,10,.96);backdrop-filter:blur(20px);
    flex-direction:column;align-items:center;justify-content:center;gap:34px;
    font-size:1.2rem;opacity:0;pointer-events:none;transition:opacity .35s;
  }
  .nav-links.open{opacity:1;pointer-events:auto}
  .burger{display:block}
  .nav-cta{display:none}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:'Space Grotesk';font-weight:600;font-size:.95rem;letter-spacing:.06em;
  padding:17px 36px;border-radius:14px;text-decoration:none;cursor:pointer;border:0;
  transition:transform .3s cubic-bezier(.2,.9,.3,1.4),box-shadow .3s,background .3s,color .3s,border-color .3s;
}
.btn-primary{background:var(--accent);color:var(--ink)}
.btn-primary:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 14px 44px -10px var(--accent)}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-3px)}

/* ---------- section headers ---------- */
.kicker{
  display:inline-flex;align-items:center;gap:10px;
  font-size:.78rem;letter-spacing:.32em;text-transform:uppercase;color:var(--accent);
  font-family:'Space Grotesk';font-weight:500;margin-bottom:22px;transition:color .5s;
}
.kicker i{width:34px;height:1px;background:var(--accent);display:inline-block;transition:background .5s}
.sec-head h2{font-size:clamp(2.2rem,4.6vw,3.6rem);margin-bottom:18px}
.sec-head p{color:var(--muted);max-width:640px;font-size:1.06rem}
.grad{background:linear-gradient(92deg,var(--blue),var(--violet) 55%,var(--orange));-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- cards ---------- */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  transition:transform .45s cubic-bezier(.2,.8,.2,1),border-color .45s,box-shadow .45s,background .45s;
  overflow:hidden;position:relative;
}
.card:hover{transform:translateY(-7px);border-color:rgba(255,255,255,.22);background:rgba(255,255,255,.07)}

/* ---------- reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .9s ease,transform .9s cubic-bezier(.16,1,.3,1)}
.reveal.in{opacity:1;transform:none}
.d1{transition-delay:.08s}.d2{transition-delay:.16s}.d3{transition-delay:.24s}.d4{transition-delay:.32s}.d5{transition-delay:.4s}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:70px 0 40px;background:rgba(255,255,255,.015)}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:44px;margin-bottom:54px}
.foot-col h4{font-family:'Space Grotesk';font-size:.82rem;letter-spacing:.26em;text-transform:uppercase;color:var(--muted);margin-bottom:20px}
.foot-col ul{list-style:none;display:flex;flex-direction:column;gap:12px}
.foot-col a{color:var(--muted);text-decoration:none;font-size:.94rem;transition:color .3s}
.foot-col a:hover{color:var(--accent)}
.foot-base{display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;padding-top:28px;border-top:1px solid var(--line);color:var(--muted);font-size:.84rem}
@media(max-width:860px){.foot-grid{grid-template-columns:1fr 1fr}}

/* ---------- page hero (interior pages) ---------- */
.page-hero{padding:190px 0 90px;position:relative;overflow:hidden}
.page-hero .crumb{font-size:.8rem;letter-spacing:.28em;text-transform:uppercase;color:var(--muted);margin-bottom:26px}
.page-hero .crumb a{color:var(--muted);text-decoration:none}
.page-hero .crumb a:hover{color:var(--accent)}
.page-hero h1{font-size:clamp(2.7rem,6vw,5rem);margin-bottom:24px}
.page-hero .lede{color:var(--muted);font-size:1.14rem;max-width:660px}
.hero-media{position:absolute;inset:0;z-index:-1}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.38}
.hero-media::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,5,10,.55),rgba(4,5,10,.92) 78%,var(--ink))}

/* ---------- ticker ---------- */
.ticker{border-block:1px solid var(--line);padding:20px 0;overflow:hidden;background:rgba(255,255,255,.015)}
.ticker-track{display:flex;gap:60px;white-space:nowrap;animation:tick 30s linear infinite;width:max-content}
.ticker span{font-family:'Space Grotesk';font-weight:500;letter-spacing:.2em;text-transform:uppercase;font-size:.82rem;color:var(--muted)}
.ticker b{color:var(--accent);transition:color .5s}
@keyframes tick{to{transform:translateX(-50%)}}

/* ---------- utility ---------- */
.tag{
  display:inline-block;font-family:'Space Grotesk';font-size:.72rem;font-weight:600;
  letter-spacing:.22em;text-transform:uppercase;padding:7px 15px;border-radius:99px;
  border:1px solid var(--line);color:var(--muted);margin-bottom:16px;
}
.num-display{font-family:'Space Grotesk';font-weight:600}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
}