/* jai.fit — marketing site. Same tokens as the app's design system (tempo.css). */
:root{
  --bg:#14151A;--bg-2:#0F1013;--card:#1C1E26;--card-2:#22252F;--line:#333743;--line-2:#3E4351;
  --fg:#F3F4F8;--muted:#9AA0AE;--accent:#4ECC7C;--accent-ink:#0E1A13;--accent-soft:rgba(78,204,124,.14);
  --track:#262933;--warn:#F0B34A;
  --r:18px;--r-sm:12px;
  --display:'Barlow Condensed','Arial Narrow',Impact,sans-serif;--body:'Barlow','Helvetica Neue',Arial,sans-serif;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.5 var(--body);-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3{font-family:var(--display);font-weight:700;line-height:1.05;margin:0;letter-spacing:.1px}
h1{font-size:clamp(40px,9vw,72px)}
h2{font-size:clamp(30px,5vw,44px)}
h3{font-size:22px}
p{margin:.5em 0}
.muted{color:var(--muted)}
.eyebrow{color:var(--accent);font-size:13px;letter-spacing:.12em;text-transform:uppercase;font-weight:700;margin-bottom:10px}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:50px;padding:0 20px;border-radius:var(--r-sm);background:var(--accent);color:var(--accent-ink);font-weight:700;font-size:16px;white-space:nowrap}
.btn:hover{filter:brightness(1.06);text-decoration:none}
.btn.secondary{background:transparent;border:1.5px solid var(--line-2);color:var(--fg)}
.btn.secondary:hover{background:var(--card-2)}
.btn.small{min-height:44px;padding:0 16px;font-size:15px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px}
svg.i{width:22px;height:22px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.mark{flex-shrink:0}

/* header */
header{position:sticky;top:0;z-index:20;background:rgba(20,21,26,.88);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:16px;min-height:66px}
.brand{display:flex;align-items:center;gap:10px;color:var(--fg);font-family:var(--display);font-weight:700;font-size:26px}
.brand:hover{text-decoration:none}
.links{display:none;gap:22px;margin-left:12px}
.links a{color:var(--muted);font-weight:600}
.links a:hover{color:var(--fg);text-decoration:none}
.nav .spacer{flex:1}
.nav .signin{display:none;color:var(--muted);font-weight:600}
@media(min-width:760px){.links{display:flex}.nav .signin{display:inline}}

/* hero */
.hero{padding:56px 0 40px}
.hero .grid{display:grid;grid-template-columns:1fr;gap:32px;align-items:center}
.hero p.lead{font-size:clamp(17px,2.3vw,21px);color:var(--muted);max-width:560px}
.hero .cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px;align-items:center}
.hero .note{font-size:13px;color:var(--muted);width:100%}
.phone{width:min(300px,80vw);margin:0 auto;display:block}
@media(min-width:900px){.hero{padding:80px 0 56px}.hero .grid{grid-template-columns:1.15fr .85fr}.phone{margin:0 0 0 auto}}

/* sections */
section{padding:56px 0}
section.alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:640px;margin-bottom:28px}
.three{display:grid;grid-template-columns:1fr;gap:14px}
.three .card{display:flex;flex-direction:column;gap:10px}
.num{width:38px;height:38px;border-radius:50%;background:var(--accent);color:var(--accent-ink);font-family:var(--display);font-weight:700;font-size:20px;display:flex;align-items:center;justify-content:center}
.six{display:grid;grid-template-columns:1fr;gap:12px}
.six .card{display:flex;gap:14px;align-items:flex-start;padding:18px}
.six .card svg.i{color:var(--accent);margin-top:2px}
.six h3{font-size:20px;margin-bottom:4px}
.six p{margin:0;color:var(--muted);font-size:15px}
@media(min-width:700px){.three{grid-template-columns:repeat(3,minmax(0,1fr))}.six{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1000px){.six{grid-template-columns:repeat(3,minmax(0,1fr))}}

/* demo strip */
.strip{display:grid;grid-template-columns:1fr;gap:20px;align-items:center}
.strip .demo{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.strip .demo .ph{aspect-ratio:3/2;border-radius:var(--r-sm);background:var(--track);border:1px solid var(--line);position:relative;display:flex;align-items:center;justify-content:center;color:var(--muted)}
.strip .demo .ph{overflow:hidden}.strip .demo .ph img{width:100%;height:100%;object-fit:cover;display:block}
.strip .demo .ph span{position:absolute;left:8px;top:8px;background:var(--bg);color:var(--fg);font-size:11px;font-weight:700;padding:3px 8px;border-radius:999px}
.steps{list-style:none;padding:0;margin:14px 0 0;display:flex;flex-direction:column;gap:8px}
.steps li{display:flex;gap:10px;align-items:flex-start;color:var(--muted);font-size:15px}
.steps li b{width:24px;height:24px;border-radius:50%;background:var(--accent);color:var(--accent-ink);font-size:13px;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}
@media(min-width:900px){.strip{grid-template-columns:1fr 1fr}}

/* gyms */
.gym{display:grid;grid-template-columns:1fr;gap:20px}
.gym .card.big{padding:28px}
.gym ul{margin:12px 0 0;padding-left:0;list-style:none;display:flex;flex-direction:column;gap:8px;color:var(--muted)}
.gym ul li{display:flex;gap:10px;align-items:flex-start}
.gym ul li svg.i{color:var(--accent)}
@media(min-width:900px){.gym{grid-template-columns:1.1fr .9fr;align-items:start}}

/* pricing */
.plans{display:grid;grid-template-columns:1fr;gap:14px}
.plan{display:flex;flex-direction:column;gap:12px}
.plan .price{font-family:var(--display);font-weight:700;font-size:44px;line-height:1}
.plan .price small{font-size:18px;color:var(--muted);font-family:var(--body);font-weight:600}
.plan.featured{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}
.plan ul{margin:0;padding-left:0;list-style:none;display:flex;flex-direction:column;gap:6px;color:var(--muted);font-size:15px}
.plan ul li{display:flex;gap:8px;align-items:flex-start}
.plan ul li svg.i{color:var(--accent);width:18px;height:18px;margin-top:3px}
.placeholder{color:var(--warn)}
@media(min-width:760px){.plans{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* faq */
.faq{display:grid;grid-template-columns:1fr;gap:10px}
details{background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);padding:0}
summary{cursor:pointer;list-style:none;padding:16px 18px;font-weight:700;display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:52px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--accent);font-family:var(--display);font-size:24px;line-height:1}
details[open] summary::after{content:"–"}
details p{margin:0;padding:0 18px 16px;color:var(--muted)}

/* footer */
footer{padding:36px 0 44px;border-top:1px solid var(--line);color:var(--muted);font-size:14px}
footer .row{display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center}
footer a{color:var(--muted)}