:root{
  --bg:#060609; --surface:#0e0f14; --surface2:#16171d; --stroke:#1f2129;
  --text:#f2f3f7; --text2:#9a9dad; --dim:#5c5f6e;
  --neon:#d6f933; --sleep:#4d7cff; --recovery:#f56785; --strain:#ff5a3c; --stress:#9b5cf6;
  --maxw:1140px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Helvetica,Arial,sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
h1,h2,h3{letter-spacing:-0.02em;line-height:1.08;font-weight:800}
.eyebrow{font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--neon);font-weight:700}
.muted{color:var(--text2)}
.center{text-align:center}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;border-radius:999px;padding:13px 22px;transition:.2s;cursor:pointer;border:1px solid transparent;font-size:15px}
.btn-neon{background:var(--neon);color:#0b0c07}
.btn-neon:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(214,249,51,.25)}
.btn-ghost{border-color:var(--stroke);color:var(--text)}
.btn-ghost:hover{border-color:var(--neon);color:var(--neon)}

/* NAV */
nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:rgba(6,6,9,.7);border-bottom:1px solid var(--stroke)}
nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px}
.logo .mark{width:30px;height:30px;border-radius:9px;background:#fff;color:#0b0c10;display:grid;place-items:center;font-weight:900}
.navlinks{display:flex;gap:28px;font-size:14px;color:var(--text2)}
.navlinks a:hover,.navlinks a.active{color:var(--text)}
.navcta{display:flex;gap:10px;align-items:center}
@media(max-width:860px){.navlinks{display:none}.navcta .btn-ghost{display:none}}

/* HERO */
.hero{position:relative;padding:110px 0 80px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-20% 0 auto 0;height:600px;background:radial-gradient(60% 60% at 50% 0,rgba(214,249,51,.16),transparent 70%);pointer-events:none}
.hero h1{font-size:clamp(38px,6.5vw,76px)}
.hero p.lead{font-size:clamp(17px,2.2vw,21px);color:var(--text2);max-width:620px;margin:22px 0 30px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}
.hero .note{margin-top:18px;font-size:13px;color:var(--dim)}
.hero-split{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
@media(max-width:860px){.hero-split{grid-template-columns:1fr;text-align:center}.hero .cta{justify-content:center}.hero-split .phone{margin:30px auto 0}}

/* SECTIONS */
section{padding:90px 0;border-top:1px solid var(--stroke)}
.sec-head{max-width:680px;margin:0 auto 52px;text-align:center}
.sec-head h2{font-size:clamp(30px,4.5vw,46px);margin:14px 0}
.sec-head p{color:var(--text2);font-size:17px}
.page-head{padding:90px 0 40px;text-align:center;position:relative}
.page-head::before{content:"";position:absolute;inset:-10% 0 auto 0;height:420px;background:radial-gradient(50% 60% at 50% 0,rgba(214,249,51,.12),transparent 70%);pointer-events:none}
.page-head h1{font-size:clamp(36px,6vw,68px);margin:14px 0}
.page-head p{color:var(--text2);font-size:18px;max-width:600px;margin:0 auto}

.grid{display:grid;gap:18px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
@media(max-width:860px){.g3,.g2{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--stroke);border-radius:22px;padding:28px;transition:.25s}
.card:hover{transform:translateY(-4px);border-color:#2a2d38}
.card .ic{font-size:26px}
.card h3{font-size:20px;margin:14px 0 8px}
.card p{color:var(--text2);font-size:15px}
.tag{display:inline-block;font-size:11px;letter-spacing:.12em;text-transform:uppercase;font-weight:700;padding:5px 10px;border-radius:999px;border:1px solid var(--stroke);color:var(--text2);margin-bottom:8px}

/* SPLIT */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split.rev > div:first-child{order:2}
@media(max-width:860px){.split{grid-template-columns:1fr;gap:32px}.split.rev > div:first-child{order:0}}
.split h2{font-size:clamp(28px,4vw,42px);margin:12px 0 16px}
.split p{color:var(--text2);font-size:16px;margin-bottom:14px}
.checks{list-style:none;display:flex;flex-direction:column;gap:12px;margin-top:18px}
.checks li{display:flex;gap:12px;align-items:flex-start;font-size:15px}
.checks li b{color:var(--neon)}

/* PHONE MOCKUP */
.phone{width:280px;aspect-ratio:9/19;background:#0b0c10;border:2px solid #23252e;border-radius:42px;padding:12px;position:relative;box-shadow:0 30px 80px rgba(0,0,0,.5),0 0 60px rgba(214,249,51,.06);margin:0 auto}
.phone::before{content:"";position:absolute;top:14px;left:50%;transform:translateX(-50%);width:96px;height:24px;background:#0b0c10;border-radius:0 0 16px 16px;z-index:3}
.phone-screen{width:100%;height:100%;border-radius:32px;background:radial-gradient(120% 60% at 50% 0,rgba(214,249,51,.08),transparent 60%),var(--bg);overflow:hidden;padding:34px 16px 16px;display:flex;flex-direction:column;gap:12px}
.scr-orb{width:120px;height:120px;border-radius:50%;margin:6px auto 2px;background:radial-gradient(circle at 35% 30%,#eaffb0,var(--neon) 35%,#7fae12 70%,#2c3b06 100%);box-shadow:0 0 50px rgba(214,249,51,.4),inset 0 0 34px rgba(0,0,0,.35)}
.scr-title{text-align:center;font-weight:800;font-size:13px}
.scr-sub{text-align:center;color:var(--text2);font-size:10px;margin-top:-6px}
.scr-row{display:flex;gap:8px}
.scr-card{flex:1;background:var(--surface);border:1px solid var(--stroke);border-radius:14px;padding:10px}
.scr-card .k{font-size:9px;color:var(--text2);text-transform:uppercase;letter-spacing:.08em}
.scr-card .v{font-size:18px;font-weight:800;margin-top:2px}
.scr-bar{height:6px;border-radius:99px;background:var(--surface2);margin-top:8px;overflow:hidden}
.scr-bar > i{display:block;height:100%;background:var(--neon);border-radius:99px}

/* metrics strip */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;text-align:center}
@media(max-width:860px){.metrics{grid-template-columns:repeat(2,1fr)}}
.metric .n{font-size:40px;font-weight:800;color:var(--neon)}
.metric .l{color:var(--text2);font-size:13px;margin-top:4px}

/* PRICING */
.plans{display:grid;grid-template-columns:1fr 1fr;gap:20px;max-width:860px;margin:0 auto}
@media(max-width:860px){.plans{grid-template-columns:1fr}}
.plan{background:var(--surface);border:1px solid var(--stroke);border-radius:24px;padding:32px;display:flex;flex-direction:column}
.plan.pro{border-color:var(--neon);box-shadow:0 0 60px rgba(214,249,51,.1);position:relative}
.plan.pro::before{content:"Most popular";position:absolute;top:-12px;right:24px;background:var(--neon);color:#0b0c07;font-size:11px;font-weight:800;padding:5px 12px;border-radius:999px;letter-spacing:.08em;text-transform:uppercase}
.plan h3{font-size:22px}
.price{font-size:46px;font-weight:800;margin:14px 0 2px}
.price small{font-size:15px;color:var(--text2);font-weight:600}
.plan ul{list-style:none;margin:22px 0;display:flex;flex-direction:column;gap:12px}
.plan ul li{display:flex;gap:10px;font-size:15px;color:var(--text2)}
.plan ul li::before{content:"✓";color:var(--neon);font-weight:800}
.plan .btn{margin-top:auto;justify-content:center}

/* COMPARE TABLE */
.ctable{max-width:860px;margin:0 auto;border:1px solid var(--stroke);border-radius:20px;overflow:hidden}
.ctable table{width:100%;border-collapse:collapse;font-size:15px}
.ctable th,.ctable td{padding:16px 18px;text-align:left;border-bottom:1px solid var(--stroke)}
.ctable th{background:var(--surface);font-weight:700}
.ctable td:not(:first-child),.ctable th:not(:first-child){text-align:center;width:140px}
.ctable tr:last-child td{border-bottom:none}
.ctable .yes{color:var(--neon);font-weight:800}
.ctable .no{color:var(--dim)}

/* FAQ */
.faq{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
details{background:var(--surface);border:1px solid var(--stroke);border-radius:16px;padding:18px 22px}
details summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between;align-items:center}
details summary::-webkit-details-marker{display:none}
details summary::after{content:"+";color:var(--neon);font-size:22px}
details[open] summary::after{content:"–"}
details p{margin-top:12px;color:var(--text2);font-size:15px}

/* CTA */
.cta-big{text-align:center;background:radial-gradient(60% 100% at 50% 0,rgba(214,249,51,.14),transparent 70%),var(--surface);border:1px solid var(--stroke);border-radius:30px;padding:72px 24px;max-width:900px;margin:0 auto}
.cta-big h2{font-size:clamp(30px,5vw,52px)}

footer{border-top:1px solid var(--stroke);padding:48px 0;color:var(--text2);font-size:14px}
footer .cols{display:flex;justify-content:space-between;flex-wrap:wrap;gap:24px}
footer a:hover{color:var(--text)}
.fcol{display:flex;flex-direction:column;gap:10px}
.fcol b{color:var(--text);font-size:13px;letter-spacing:.1em;text-transform:uppercase}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:.7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.disclaimer{font-size:12px;color:var(--dim);text-align:center;margin-top:26px}

/* Account / subscribe panel (membership.html) */
.acct-card{max-width:520px;margin:0 auto;padding:26px;border:1px solid var(--stroke);
  border-radius:18px;background:rgba(255,255,255,.02)}
.acct-card h3{margin:0 0 6px;font-size:20px}
.acct-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.acct-row input{flex:1;min-width:200px;padding:12px 14px;border-radius:12px;
  border:1px solid var(--stroke);background:#0c0d10;color:#fff;font-size:15px}
.acct-row .btn{white-space:nowrap}
.acct-banner{max-width:520px;margin:0 auto 16px;padding:12px 16px;border-radius:12px;
  font-size:14px;text-align:center}
.acct-banner.ok{background:rgba(214,249,51,.12);border:1px solid var(--neon);color:var(--neon)}
.acct-banner.warn{background:rgba(255,255,255,.05);border:1px solid var(--stroke);color:var(--dim)}

/* Supported devices page */
.dgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:10px;margin-top:10px}
.dcard{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 16px;
  border:1px solid var(--stroke);border-radius:14px;background:rgba(255,255,255,.02);font-size:14px}
.dtag{font-size:11px;padding:3px 9px;border-radius:999px;white-space:nowrap;border:1px solid var(--stroke);color:var(--dim)}
.dtag.b{color:var(--neon);border-color:rgba(214,249,51,.5)}
.dtag.w,.dtag.o{color:#fff}