/* Fuse — marketing + legal site. Dark-first, electric-orange accent, matches the app. */
:root{
  --base:#0B0B0D; --elev:#141416; --elev2:#1C1C1F; --hair:rgba(255,255,255,.08);
  --txt:#F5F5F7; --txt2:#9EA0A6; --txt3:#6C6E76;
  --accent:#FF8A00; --accent2:#FF6A00; --accentSoft:rgba(255,138,0,.14);
  --radius:18px; --maxw:1080px;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--base);color:var(--txt);font-family:var(--sans);line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.narrow{max-width:760px}

/* Ambient glow */
.glow{position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(60% 50% at 50% -5%, rgba(255,138,0,.18), transparent 60%),
    radial-gradient(40% 40% at 90% 10%, rgba(110,139,255,.10), transparent 60%);}

/* Nav */
nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(18px);
  background:rgba(11,11,13,.72);border-bottom:1px solid var(--hair)}
nav .wrap{display:flex;align-items:center;gap:18px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--txt)}
.brand:hover{text-decoration:none}
.logo{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;
  background:linear-gradient(160deg,#FFA03C,#FF6A00);box-shadow:0 6px 20px rgba(255,106,0,.4);
  font-weight:800;color:#1a0f00;font-size:17px}
nav .links{margin-left:auto;display:flex;gap:22px;align-items:center}
nav .links a{color:var(--txt2);font-size:15px;font-weight:500}
nav .links a:hover{color:var(--txt);text-decoration:none}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:15px;
  padding:10px 18px;border-radius:12px;border:1px solid transparent;cursor:pointer}
.btn-primary{background:linear-gradient(160deg,#FFA03C,#FF6A00);color:#1a0f00;
  box-shadow:0 8px 24px rgba(255,106,0,.34)}
.btn-primary:hover{text-decoration:none;filter:brightness(1.05)}
.btn-ghost{border-color:var(--hair);color:var(--txt)}
.btn-ghost:hover{text-decoration:none;background:var(--elev)}

/* Hero */
header.hero{padding:96px 0 64px;text-align:center}
.badge{display:inline-block;font-size:13px;font-weight:600;color:var(--accent);
  background:var(--accentSoft);border:1px solid rgba(255,138,0,.28);
  padding:6px 14px;border-radius:999px;margin-bottom:26px}
h1{font-size:clamp(40px,7vw,72px);line-height:1.04;font-weight:800;letter-spacing:-.03em}
h1 .grad{background:linear-gradient(120deg,#FFB55C,#FF6A00);-webkit-background-clip:text;
  background-clip:text;color:transparent}
.sub{margin:22px auto 0;max-width:640px;font-size:clamp(17px,2.2vw,21px);color:var(--txt2)}
.cta-row{margin-top:36px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta-note{margin-top:16px;font-size:14px;color:var(--txt3)}

/* App mock */
.shot{margin:64px auto 0;max-width:960px;border-radius:22px;overflow:hidden;
  border:1px solid var(--hair);box-shadow:0 40px 120px rgba(0,0,0,.6);
  background:var(--elev)}
.shot .bar{height:40px;display:flex;align-items:center;gap:8px;padding:0 16px;
  border-bottom:1px solid var(--hair);background:var(--elev2)}
.dot{width:12px;height:12px;border-radius:50%}
.dot.r{background:#FF5F57}.dot.y{background:#FEBC2E}.dot.g{background:#28C840}
.shot .body{aspect-ratio:16/9;display:grid;place-items:center;color:var(--txt3);
  background:radial-gradient(80% 80% at 50% 0%, #1b1b1f, #0d0d10)}

/* Sections */
section{padding:72px 0}
.eyebrow{color:var(--accent);font-weight:700;font-size:14px;letter-spacing:.08em;text-transform:uppercase}
h2{font-size:clamp(28px,4vw,42px);font-weight:800;letter-spacing:-.02em;margin-top:8px}
.lead{color:var(--txt2);font-size:18px;margin-top:14px;max-width:640px}
.grid{display:grid;gap:20px;margin-top:44px}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--elev);border:1px solid var(--hair);border-radius:var(--radius);
  padding:26px;position:relative;overflow:hidden}
.card .ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-size:22px;
  background:var(--accentSoft);border:1px solid rgba(255,138,0,.24);margin-bottom:16px}
.card h3{font-size:19px;font-weight:700}
.card p{color:var(--txt2);font-size:15px;margin-top:8px}

/* Pricing */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px}
.plan{background:var(--elev);border:1px solid var(--hair);border-radius:var(--radius);padding:28px;text-align:center;position:relative}
.plan.featured{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent),0 24px 60px rgba(255,106,0,.16)}
.plan .tag{position:absolute;top:-12px;left:50%;transform:translateX(-50%);
  background:linear-gradient(160deg,#FFA03C,#FF6A00);color:#1a0f00;font-weight:800;font-size:11px;
  letter-spacing:.06em;padding:5px 14px;border-radius:999px}
.plan .name{font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--txt2)}
.plan .price{font-size:40px;font-weight:800;margin:10px 0 2px}
.plan .price span{font-size:16px;font-weight:600;color:var(--txt2)}
.plan .desc{color:var(--txt3);font-size:14px;min-height:20px}

/* Legal / doc pages */
.doc{padding:56px 0 96px}
.doc h1{font-size:clamp(32px,5vw,48px);text-align:left}
.doc .updated{color:var(--txt3);font-size:15px;margin-top:10px}
.doc h2{font-size:24px;margin-top:40px}
.doc h3{font-size:18px;margin-top:26px;font-weight:700}
.doc p,.doc li{color:var(--txt2);font-size:16px;margin-top:14px}
.doc ul,.doc ol{margin-top:12px;padding-left:24px}
.doc li{margin-top:8px}
.doc strong{color:var(--txt)}
.callout{background:var(--elev);border:1px solid var(--hair);border-left:3px solid var(--accent);
  border-radius:12px;padding:18px 20px;margin-top:24px}
.callout p{margin-top:0}

/* FAQ */
details{background:var(--elev);border:1px solid var(--hair);border-radius:14px;padding:6px 20px;margin-top:14px}
details summary{cursor:pointer;font-weight:600;font-size:17px;padding:14px 0;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(--accent);font-size:22px;font-weight:400}
details[open] summary::after{content:"–"}
details p{color:var(--txt2);padding-bottom:16px}

/* Footer */
footer{border-top:1px solid var(--hair);padding:48px 0 60px;margin-top:40px}
footer .wrap{display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between}
footer .links{display:flex;gap:22px;flex-wrap:wrap}
footer .links a{color:var(--txt2);font-size:15px}
footer .copy{color:var(--txt3);font-size:14px}

@media(max-width:820px){
  .grid.cols-3,.grid.cols-2,.pricing{grid-template-columns:1fr}
  nav .links a:not(.btn){display:none}
  header.hero{padding:64px 0 40px}
}