:root{
  --bg:#000; --soft:#0a0b0d; --card:#101114; --ink:#fff; --body:#b4b7bd; --muted:#8e8e93;
  --line:rgba(255,255,255,.1); --accent:#00c9b1;
  --sans:-apple-system,BlinkMacSystemFont,"SF Pro Text","Inter","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--body);font-family:var(--sans);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
h1,h2,h3{color:var(--ink);letter-spacing:-.02em;line-height:1.12}
.label{font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}

header{border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(0,0,0,.8);backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);z-index:20}
.nav{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.24em;font-size:.88rem;color:var(--ink);text-decoration:none}
.brand img{width:26px;height:26px;border-radius:7px}
.nav a.link{font-size:.9rem;color:var(--muted);text-decoration:none;margin-left:24px}
.nav a.link:hover{color:var(--ink)}
.nav .links{display:flex;align-items:center}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--ink);color:#000;font-weight:600;font-size:1rem;padding:15px 28px;border-radius:12px;text-decoration:none;transition:transform .15s,background .15s}
.btn:hover{background:#e4e4e6;transform:translateY(-1px)}
.btn svg{width:18px;height:18px;fill:currentColor}
.btn.sm{padding:9px 16px;font-size:.88rem;border-radius:10px}

.hero{padding:64px 0 24px;text-align:center}
.hero h1{font-size:clamp(2.3rem,7vw,4rem);max-width:760px;margin:0 auto 20px}
.hero p.sub{font-size:clamp(1.02rem,2.4vw,1.2rem);max-width:600px;margin:0 auto 32px;color:var(--body)}
.note{font-size:.82rem;color:var(--muted);margin-top:14px}
.shots{display:flex;justify-content:center;gap:18px;margin-top:52px;align-items:flex-start}
.shot{width:min(30vw,250px);aspect-ratio:720/1566;object-fit:cover;overflow:hidden;border-radius:26px;border:1px solid var(--line);box-shadow:0 30px 80px -30px rgba(0,201,177,.25);background:#000}

section{padding:76px 0}
section.soft{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
h2{font-size:clamp(1.7rem,4.5vw,2.4rem);margin-bottom:16px}
.lead{max-width:700px;font-size:1.08rem}
.grid{display:grid;gap:16px;margin-top:40px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px}
.card .n{font-family:var(--mono);font-size:.75rem;color:var(--accent);letter-spacing:.1em;margin-bottom:12px}
.card h3{font-size:1.1rem;margin-bottom:8px;letter-spacing:-.01em}
.card p{font-size:.95rem;color:var(--body)}

.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:40px;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--card)}
.metric{padding:22px 24px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.metric:nth-child(3n){border-right:0}
.metric:nth-last-child(-n+3){border-bottom:0}
.metric b{display:block;color:var(--ink);font-size:1rem;margin-bottom:4px}
.metric span{font-size:.9rem;color:var(--muted)}

.stat{padding:56px 0 8px;text-align:center}
.stat .big{font-size:clamp(3.6rem,14vw,6.5rem);font-weight:700;letter-spacing:-.04em;line-height:1;color:var(--ink)}
.stat .big em{font-style:normal;color:var(--accent)}
.stat p.cap{margin:14px auto 0;max-width:520px;font-size:1.05rem;color:var(--ink)}
.stat p.fn{margin:10px auto 0;max-width:520px;font-size:.78rem;color:var(--muted)}
.facts{width:100%;border-collapse:collapse;margin-top:36px;max-width:760px;font-size:.98rem}
.facts th,.facts td{text-align:left;padding:13px 0;border-bottom:1px solid var(--line);vertical-align:top}
.facts th{color:var(--muted);font-weight:500;width:38%;padding-right:16px}
.facts td{color:var(--ink)}
.facts tr:first-child th,.facts tr:first-child td{border-top:1px solid var(--line)}
dl.gloss{margin-top:36px;display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
dl.gloss div{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px}
dl.gloss dt{color:var(--ink);font-weight:600;margin-bottom:6px}
dl.gloss dd{font-size:.95rem}
.mesh-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.mesh-grid .metrics{grid-template-columns:1fr;margin-top:28px}
.mesh-grid .metric{border-right:0!important;border-bottom:1px solid var(--line)!important}
.mesh-grid .metric:last-child{border-bottom:0!important}
.meshimg{width:100%;border-radius:24px;border:1px solid var(--line);box-shadow:0 40px 100px -40px rgba(0,201,177,.35);background:#000}
.who li{list-style:none;padding:14px 0;border-bottom:1px solid var(--line);font-size:1.02rem}
.who li:first-child{border-top:1px solid var(--line)}
.who li b{color:var(--ink)}

details{border-bottom:1px solid var(--line);padding:20px 0}
details:first-of-type{border-top:1px solid var(--line)}
summary{cursor:pointer;font-weight:600;color:var(--ink);font-size:1.05rem;list-style:none;display:flex;justify-content:space-between;gap:20px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--muted);font-weight:400;font-size:1.3rem;line-height:1}
details[open] summary::after{content:"–"}
details p{margin-top:12px;max-width:720px}

.cta{text-align:center}
.cta h2{max-width:600px;margin:0 auto 16px}
.cta p{margin-bottom:28px}

footer{padding:36px 0 56px;border-top:1px solid var(--line);font-size:.85rem;color:var(--muted)}
footer .row{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
footer p.disc{margin-top:20px;max-width:760px;font-size:.78rem;line-height:1.55}

/* In-app browser overlay (TikTok, Instagram, etc.) */
#escape{display:none;position:fixed;inset:0;z-index:100;background:#000;text-align:center;padding:0 28px}
body.inapp #escape{display:flex;flex-direction:column;align-items:center;justify-content:center}
body.inapp{overflow:hidden}
#escape .arrow{position:absolute;top:calc(10px + env(safe-area-inset-top));right:22px;width:44px;height:64px;stroke:var(--ink);animation:nudge 1.4s ease-in-out infinite}
@keyframes nudge{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
#escape img.ic{width:72px;height:72px;border-radius:18px;margin-bottom:28px;border:1px solid var(--line)}
#escape h2{font-size:1.6rem;margin-bottom:12px}
#escape p{max-width:300px;margin:0 auto;font-size:1.05rem}
#escape .steps{margin-top:28px;display:flex;flex-direction:column;gap:10px;text-align:left;font-size:1rem}
#escape .steps div{display:flex;gap:12px;align-items:center;padding:14px 18px;border:1px solid var(--line);border-radius:12px;background:var(--card)}
#escape .steps i{font-style:normal;font-family:var(--mono);font-size:.75rem;color:var(--accent)}
#escape .alt{margin-top:26px;font-size:.85rem;color:var(--muted)}
#escape .alt button{background:none;border:0;color:var(--ink);font:inherit;text-decoration:underline;cursor:pointer}

@media(max-width:760px){
  .label{letter-spacing:.08em;font-size:.68rem}
  .mesh-grid>div:first-child{display:contents}
  .meshimg{order:2}
  .mesh-grid .metrics{order:3;margin-top:0}
  .hero{padding-top:44px}
  section{padding:56px 0}
  .g3,.g2,dl.gloss,.mesh-grid{grid-template-columns:1fr}
  .mesh-grid{gap:32px}
  .metrics{grid-template-columns:1fr 1fr}
  .metric:nth-child(3n){border-right:1px solid var(--line)}
  .metric:nth-child(2n){border-right:0}
  .metric:nth-last-child(-n+3){border-bottom:1px solid var(--line)}
  .metric:nth-last-child(-n+2){border-bottom:0}
  .shots{gap:10px}
  .shot{width:31vw;border-radius:18px}
  .nav a.link{display:none}
}

/* inner pages */
.crumbs{font-size:.82rem;color:var(--muted);padding:28px 0 0}
.crumbs a{color:var(--muted);text-decoration:none}.crumbs a:hover{color:var(--ink)}
.page-hero{padding:28px 0 8px}
.page-hero h1{font-size:clamp(2rem,6vw,3.2rem);max-width:820px;margin-bottom:18px}
.page-hero .lead{font-size:1.15rem;color:var(--ink);max-width:720px}
.page-hero .meta{margin-top:18px;font-size:.8rem;color:var(--muted)}
.prose{max-width:760px;padding-bottom:20px}
.prose h2{font-size:clamp(1.4rem,3.6vw,1.8rem);margin:52px 0 14px}
.prose h3{font-size:1.1rem;margin:28px 0 8px}
.prose p{margin-bottom:16px}
.prose ul,.prose ol{margin:0 0 18px 22px}.prose li{margin-bottom:8px}
.prose a{color:var(--accent)}
.prose table{width:100%;border-collapse:collapse;margin:20px 0 28px;font-size:.95rem}
.prose th,.prose td{text-align:left;padding:12px 10px 12px 0;border-bottom:1px solid var(--line);vertical-align:top}
.prose th{color:var(--muted);font-weight:500}
.prose td{color:var(--ink)}
.callout{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px 24px;margin:24px 0}
.callout p:last-child{margin-bottom:0}
.related{padding:48px 0 8px}
.related a.card{text-decoration:none;display:block}
.related a.card:hover{border-color:rgba(255,255,255,.25)}