/* biohacktracker.ai — "Athletic bold" (2026-09-29). Shared by / and /faq. */

*{box-sizing:border-box;margin:0;padding:0}img{display:block;max-width:100%}a{color:inherit;text-decoration:none;cursor:pointer}
:root{--ink:#0c0e0f;--slate:#252c30;--slate2:#2e363b;--line:#3a444a;--volt:#c8ff3d;--mute:#aab4b8;--dim:#96a0a4}
body{font-family:Inter,sans-serif;background:var(--ink);color:#fff;font-size:18px;line-height:1.6}
.w{max-width:1180px;margin:0 auto;padding:0 40px}
.bb{font-family:'Bebas Neue';font-weight:400;letter-spacing:.5px}
.k{color:var(--volt);font-weight:700;letter-spacing:.2em;font-size:13px;text-transform:uppercase}

/* nav */
.nav{display:flex;align-items:center;justify-content:space-between;padding:26px 40px}
.logo{display:flex;align-items:center;gap:14px}.logo img{width:56px;height:56px;border-radius:14px;box-shadow:0 0 24px #5fe3f555}.logo span{font-family:'Bebas Neue';font-size:30px;letter-spacing:1px;line-height:1}
.links{display:flex;gap:32px;color:#c3cbce;font-size:15px}
.navcta{display:flex;gap:10px}.nb{padding:10px 18px;border-radius:999px;font-size:14px;font-weight:700;white-space:nowrap}
.nb.ghost{border:1.5px solid #fff}.nb.solid{background:var(--volt);color:var(--ink)}

/* hero */
.hero{position:relative;min-height:100vh;background:linear-gradient(90deg,#0c0e0ff2 32%,#0c0e0f40),url(/assets/hero-athlete.jpg) right center/cover;display:flex;flex-direction:column}
.hc{margin:auto 0;padding:64px 40px 100px;max-width:720px}
.heromark{position:absolute;left:72%;top:50%;transform:translate(-50%,-50%);width:min(26vw,360px);text-align:center;pointer-events:none;filter:drop-shadow(0 0 40px #5fe3f540)}.heromark img{width:100%}.heromark span{display:block;font-family:'Bebas Neue';font-size:clamp(24px,2.4vw,36px);letter-spacing:3px;color:#fff;margin-top:-6px;text-shadow:0 0 24px #5fe3f588}
h1{font-size:118px;line-height:.88}h1 span{color:#5fe3f5}
.lede{margin:26px 0 36px;color:#c9cfd1;max-width:520px}
.stores{display:flex;gap:12px;flex-wrap:wrap}.store{background:var(--volt);color:var(--ink);padding:15px 28px;font-weight:700;font-size:15px;text-transform:uppercase;letter-spacing:.05em}.store.o{background:transparent;color:#fff;border:2px solid #fff}
.buy{display:inline-block;margin-top:24px;color:var(--volt);font-size:15px;text-transform:uppercase;letter-spacing:.08em;font-weight:600}

/* features on a lighter slate so the phone outlines read */
.feats{background:var(--slate)}
.f{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:center;padding:130px 0}
.f+.f{border-top:1px solid var(--line)}
.ph{width:290px;margin:auto;border-radius:44px;padding:9px;background:#0e1113;box-shadow:0 0 0 1.5px #4a555b,0 40px 80px -20px #000c}
.ph img{border-radius:36px;height:auto}
.f:nth-child(even) .ph{order:2}
.fk{display:flex;align-items:center;gap:14px}.ico{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;background:#c8ff3d17;border:1.5px solid #c8ff3d55}.ico svg{width:28px;height:28px;fill:none;stroke:var(--volt);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.f h2{font-size:86px;line-height:.9;margin:14px 0 20px}.f p{color:var(--mute);max-width:450px}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}.tags span{border:1px solid var(--line);color:#dfe5e7;padding:6px 12px;border-radius:999px;font-size:14px}

/* goals */
.goals{padding:140px 0;background:var(--ink)}
.goals h2{font-size:96px;line-height:.9;margin:14px 0 18px}.goals .intro{color:var(--mute);max-width:600px}
.chips{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;max-width:1004px;margin:48px 0 40px}
.chip{width:240px;display:flex;align-items:center;justify-content:center;gap:10px;border:2px solid var(--line);background:transparent;color:#fff;padding:14px 18px;border-radius:999px;font:600 16px Inter;cursor:pointer}.chip svg{width:20px;height:20px;flex:none;stroke:var(--volt);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.chip.on svg{stroke:var(--ink)}
.chip.on{background:var(--volt);border-color:var(--volt);color:var(--ink)}
.gout{border-top:1px solid var(--line);padding-top:30px;display:grid;grid-template-columns:1fr 1fr 1fr;gap:40px}
.gout b{display:block;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);margin-bottom:8px}
.gout p{color:#e7ecee;font-size:17px}

/* score */
.score{background:var(--volt);color:var(--ink);padding:140px 0;text-align:center}
.score .big{font-size:300px;line-height:.8}.score .big small{font-size:90px;opacity:.55}
.score h2{font-size:72px;line-height:.9;margin:16px 0}.score p{max-width:580px;margin:auto}

/* pricing table */
.pr{padding:140px 0;background:var(--slate)}
.pr h2{font-size:96px;line-height:.9;margin:14px 0 14px}.pr .intro{color:var(--mute);max-width:560px}
.toggle{display:inline-flex;background:var(--ink);border-radius:999px;padding:5px;margin:36px 0 26px}
.toggle button{border:0;background:transparent;color:var(--mute);font:600 15px Inter;padding:10px 20px;border-radius:999px;cursor:pointer}
.toggle button.on{background:#fff;color:var(--ink)}.toggle .save{color:var(--volt);font-size:12px;margin-left:6px}
table{width:100%;border-collapse:collapse;background:var(--ink);border-radius:22px;overflow:hidden}
th,td{padding:18px 26px;text-align:left;border-bottom:1px solid #20272a}
thead th{vertical-align:top;padding-top:34px;padding-bottom:30px}
thead th.lead{vertical-align:bottom;font-family:'Bebas Neue';font-weight:400;font-size:30px;letter-spacing:.5px;color:#fff}
thead th:not(:first-child),td:not(:first-child){text-align:center;width:26%}
.pname{display:block;height:22px;font-size:15px;color:var(--mute);font-weight:600;white-space:nowrap}.pname em{font-style:normal;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink);background:var(--volt);padding:3px 8px;border-radius:999px;margin-left:6px;vertical-align:1px}
.pamt{display:block;font-family:'Bebas Neue';font-size:64px;line-height:1;margin-top:10px;white-space:nowrap}
.per{display:block;font-size:14px;color:var(--mute);margin-top:2px}
.psub{display:block;font-size:13px;color:var(--volt);font-weight:600;margin-top:12px;white-space:nowrap}.psub b{font-weight:700}
.ft{display:block;font-weight:600}.fd{display:block;font-size:14px;color:var(--mute);margin-top:3px;line-height:1.45;max-width:520px}
th.pro{background:#161b1e}td.pro{background:#12171a}
.tick{color:var(--volt);font-weight:700;font-size:20px}.no{color:#4a555b}
tr.grp td{color:var(--dim);font-size:12px;letter-spacing:.16em;text-transform:uppercase;padding-top:26px}
.pcta td{border-bottom:0;padding:26px}.pbtn{display:inline-block;white-space:nowrap;padding:13px 22px;font-weight:700;font-size:14px;text-transform:uppercase;letter-spacing:.05em;border:2px solid #fff}.pro .pbtn{background:var(--volt);color:var(--ink);border-color:var(--volt)}
.fine{color:var(--dim);font-size:14px;margin-top:20px;max-width:760px}

.hx{display:grid;grid-template-columns:1fr 1fr;min-height:640px;background:var(--ink)}
.hx .pic{background-size:cover;background-position:center;min-height:520px}
.hx .txt{display:flex;flex-direction:column;justify-content:center;padding:80px 8%}
.hx h2{font-size:104px;line-height:.88;margin:14px 0 22px}.hx h2 em{font-style:normal;color:var(--volt)}.hx h2 em.cy{color:#5fe3f5}
.hx p{color:var(--mute);max-width:440px;margin-bottom:30px}
.hx.flip .pic{order:2}
.endmark{width:190px;margin:0 auto 26px;filter:drop-shadow(0 0 30px #5fe3f555)}
.end{text-align:center;padding:140px 0 150px}.end h2{font-size:130px;line-height:.86;margin-bottom:40px}.end .stores{justify-content:center}
.safe{color:var(--dim);font-size:14px;max-width:560px;margin:44px auto 0}
footer{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;padding:30px 40px;border-top:1px solid #222;color:var(--dim);font-size:14px}footer a{margin-left:22px}
@media(max-width:800px){
.hx{grid-template-columns:1fr}.hx.flip .pic{order:0}.hx .pic{min-height:360px}.hx .txt{padding:50px 16px 60px}.hx h2{font-size:62px}.endmark{width:140px}
.heromark{position:static;transform:none;width:70%;margin:10px auto 0}.heromark span{font-size:30px}.logo img{width:44px;height:44px}.logo span{font-size:24px}
.w{padding:0 16px}.nav{padding:20px 16px}.hc{padding:36px 16px 80px}
.links,.nb.ghost{display:none}h1{font-size:76px}
.f,.gout{grid-template-columns:1fr;gap:50px}.f:nth-child(even) .ph{order:0}
.f h2,.goals h2,.pr h2{font-size:60px}.score .big{font-size:170px}.end h2{font-size:76px}
.chip{width:calc(50% - 7px)}.chips{justify-content:flex-start}
table{table-layout:fixed}
th,td{padding:14px 8px;font-size:14px}
thead th:first-child,td:first-child{width:44%;padding-left:12px}
thead th:not(:first-child),td:not(:first-child),thead th.pro,td.pro{width:28%}
thead th.lead{font-size:0;padding:0}
.pname,.psub{white-space:normal;height:auto}.pname{font-size:12px}
.pname em{display:block;width:max-content;margin:4px auto 0;font-size:9px;padding:2px 6px}
.pamt{font-size:30px}.per{font-size:12px}.psub{font-size:11px}
.fd{font-size:12.5px}
.pcta td{padding:18px 4px}.pbtn{white-space:normal;padding:11px 6px;font-size:12px;width:100%}
}

.fq-hero{padding:150px 0 70px;background:var(--ink)}
.fq-hero h1{font-size:120px;line-height:.88}.fq-hero p{color:var(--mute);max-width:560px;margin-top:22px}
.fq-nav{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}.fq-nav a{border:1.5px solid var(--line);border-radius:999px;padding:9px 16px;font-size:14px;font-weight:600;color:#dfe5e7}.fq-nav a:hover{border-color:var(--volt);color:var(--volt)}
.fq{padding:70px 0 40px;background:var(--slate)}.fq:nth-of-type(even){background:var(--ink)}
.fq .w{display:grid;grid-template-columns:300px 1fr;gap:60px}
.fq h2{font-size:56px;line-height:.92;position:sticky;top:30px;align-self:start}
details{border-bottom:1px solid var(--line)}details:first-child{border-top:1px solid var(--line)}
summary{list-style:none;cursor:pointer;padding:24px 44px 24px 0;font-weight:600;font-size:19px;position:relative}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:6px;top:18px;font-size:28px;color:var(--volt);transition:transform .2s}
details[open] summary::after{transform:rotate(45deg)}
details .a{padding:0 44px 26px 0;color:#c9d1d4;font-size:17px}details .a p+p,details .a ul{margin-top:12px}details .a ul{padding-left:20px}details .a li{margin:6px 0}
details .a b{color:#fff}
.fq-cta{padding:120px 0;text-align:center;background:var(--ink)}.fq-cta h2{font-size:88px;line-height:.9;margin-bottom:18px}.fq-cta p{color:var(--mute);margin-bottom:34px}.fq-cta .stores{justify-content:center}
@media(max-width:800px){.fq-hero{padding:110px 0 50px}.fq-hero h1{font-size:72px}.fq .w{grid-template-columns:1fr;gap:20px}.fq h2{position:static;font-size:44px}summary{font-size:17px}.fq-cta h2{font-size:56px}}

/* store buttons (site.js swaps "coming soon" spans for real links on launch day) */
.store small{font-size:inherit;font-weight:inherit}
span.store[aria-disabled=true]{cursor:default;opacity:.92}
body.live .when-soon{display:none}body:not(.live) .when-live{display:none}
/* launch waitlist */
.waitlist{margin:30px auto 0;max-width:520px;text-align:left}
.waitlist .lbl{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:#dfe5e7}
.waitlist .row{display:flex;gap:10px;flex-wrap:wrap}
.waitlist input[type=email]{flex:1;min-width:220px;padding:14px 16px;border:1.5px solid var(--line);background:#161b1e;color:#fff;font:inherit;font-size:16px;border-radius:0}
.waitlist input[type=email]:focus{outline:2px solid var(--volt);outline-offset:1px}
.waitlist button{border:0;cursor:pointer;font:inherit}
.waitlist .note{font-size:13px;color:var(--dim);margin-top:8px}.waitlist .note a{text-decoration:underline}
.waitlist .status{font-size:14px;font-weight:600;margin-top:8px;min-height:1.2em}.waitlist .status.ok{color:var(--volt)}.waitlist .status.err{color:#ff6b6b}
.waitlist.done .row{display:none}
.nojs-msg{display:none;font-size:14px;font-weight:600;margin-top:8px;color:var(--volt)}#waitlist-ok:target,#waitlist-invalid:target{display:block}
footer a{color:inherit}
.fq-cta .waitlist{margin-left:auto;margin-right:auto}

/* ---- 2026-09-29 mobile + perf pass ---- */
picture{display:block}
.heromark picture{width:100%}.endmark{height:auto}
.pic-deadlift{background-image:url(/assets/hx-deadlift.jpg)}
.pic-boxing{background-image:url(/assets/hx-boxing.jpg);background-position:50% 45%}
.buy{padding:10px 0}
footer a{display:inline-block;padding:10px 6px;margin-left:10px}
.fq-nav a{min-height:40px;display:inline-flex;align-items:center}
@media(max-width:800px){
  .hero{background-image:linear-gradient(180deg,#0c0e0fcc 0%,#0c0e0f99 40%,#0c0e0ff2 100%),url(/assets/hero-athlete-m.jpg);background-position:center top}
  .pic-deadlift{background-image:url(/assets/hx-deadlift-m.jpg)}
  .pic-boxing{background-image:url(/assets/hx-boxing-m.jpg)}
  .f{padding:64px 0;gap:36px}
  .goals,.pr,.score{padding:80px 0}.end{padding:80px 0 90px}
  .score .big{font-size:clamp(104px,38vw,170px)}.score .big small{font-size:.32em}
  .score h2{font-size:46px}
  thead th:first-child,td:first-child{width:56%}
  thead th:not(:first-child),td:not(:first-child),thead th.pro,td.pro{width:22%}
  .pname{font-size:12px}.pname em{font-size:10px;letter-spacing:.04em;padding:2px 5px}
  .per,.psub{font-size:12px}.pamt{font-size:28px}
  .fd{font-size:13px}
  .tags span{font-size:13px}
  footer{flex-direction:column;align-items:flex-start;gap:6px}footer a{margin:0 14px 0 0;padding:10px 0}
  .fq-hero h1{font-size:64px}
}
@media(max-width:360px){
  h1{font-size:62px}.f h2,.goals h2,.pr h2,.hx h2{font-size:52px}.end h2{font-size:62px}
  .stores .store{padding:14px 18px}
  .chip{width:100%}
}

.prohome{background:var(--slate);border-top:1px solid var(--line);padding:120px 0}.prohome h2{font-size:86px;line-height:.9;margin:14px 0 16px}.prohome .lead{color:var(--mute);max-width:560px;margin:0 0 48px}.pg{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.pc img{width:100%;height:auto;border-radius:24px;box-shadow:0 0 0 1.5px #4a555b,0 30px 60px -20px #000c;display:block;margin-bottom:18px}.pc h3{font-size:24px;margin:0 0 8px}.pc p{color:var(--mute);margin:0}@media (max-width:820px){.pg{grid-template-columns:1fr}.prohome h2{font-size:54px}.prohome{padding:80px 0}}
.store{display:inline-flex;align-items:center;gap:10px}.store .si{width:18px;height:18px;fill:currentColor;flex:none;margin-top:-2px}

/* Button hover: text and outline go lime (21 Oct 2026) */
.nb,.store{transition:color .15s,background-color .15s,border-color .15s,box-shadow .15s}
.nb.ghost:hover,.store.o:hover{color:var(--volt);border-color:var(--volt)}
.nb.solid:hover,.store:not(.o):not([aria-disabled=true]):hover{background:transparent;color:var(--volt);box-shadow:inset 0 0 0 2px var(--volt)}