/* Tenfold Works — shared styles for answer pages */
:root{
  --ink:#0D0D10;--surface:#17181D;--surface-2:#1E2027;
  --white:#FAFAF8;--muted:#7C838F;--body-c:#c9ccd2;
  --cited:#5BD99A;--signal:#4DA6FF;
  --line:rgba(250,250,248,.10);--line-2:rgba(250,250,248,.20);
  --display:'Space Grotesk',system-ui,sans-serif;--body:'Inter',system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:clamp(16px,15.2px + 0.13vw,18.5px)}
body{background:var(--ink);color:var(--body-c);font-family:var(--body);font-size:1.0625rem;line-height:1.75;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
::selection{background:var(--signal);color:var(--ink)}
:focus-visible{outline:2px solid var(--signal);outline-offset:3px}
.wrap{max-width:clamp(760px,46vw,900px);margin:0 auto;padding:0 clamp(24px,2.4vw,48px)}

.nav{position:sticky;top:0;z-index:50;background:rgba(13,13,16,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-in{max-width:clamp(1120px,76vw,1560px);margin:0 auto;padding:15px clamp(24px,2.6vw,60px);display:flex;align-items:center;justify-content:space-between;gap:16px}
.nav-brand{display:flex;align-items:center;gap:12px;color:var(--white)}
.nav-brand b{font-family:var(--display);font-weight:600;font-size:15.5px;white-space:nowrap}
.nav-brand b span{color:var(--muted);font-weight:400}
.mark{display:grid;grid-template-columns:repeat(3,1fr);gap:4.5px;width:24px;height:24px;flex:0 0 24px}
.mark i{width:5.5px;height:5.5px;border-radius:50%;background:var(--white);display:block}
.mark i.core{background:var(--signal)}
.nav-book{font-family:var(--display);font-size:13px;font-weight:500;border:1px solid var(--line-2);padding:8px 16px;border-radius:3px;color:var(--white);transition:all .25s;white-space:nowrap}
.nav-book:hover{background:var(--signal);border-color:var(--signal);color:var(--ink)}

.crumb{padding:38px 0 0;font-size:13.5px;color:var(--muted);font-family:var(--display);letter-spacing:.04em}
.crumb a:hover{color:var(--signal)}

article{padding:26px 0 70px}
h1{font-family:var(--display);font-weight:500;font-size:clamp(1.9rem,4.4vw,2.7rem);line-height:1.14;letter-spacing:-.02em;color:var(--white);margin-bottom:26px}
.answer{border-left:3px solid var(--cited);background:rgba(91,217,154,.05);padding:20px 24px;border-radius:0 8px 8px 0;margin-bottom:38px}
.answer p{color:var(--white);font-size:17.5px;line-height:1.65}
.answer p+p{margin-top:12px}
h2{font-family:var(--display);font-weight:500;font-size:clamp(1.25rem,2.6vw,1.6rem);line-height:1.25;letter-spacing:-.012em;color:var(--white);margin:44px 0 16px}
h3{font-family:var(--display);font-weight:500;font-size:1.12rem;color:var(--white);margin:30px 0 12px}
p{margin-bottom:18px}
p strong{color:var(--white);font-weight:500}
ul,ol{margin:0 0 20px 20px}
li{margin-bottom:10px}
li strong{color:var(--white);font-weight:500}
blockquote{border-left:2px solid var(--line-2);padding-left:18px;margin:24px 0;color:var(--muted);font-style:italic}
.src{font-size:14px;color:var(--muted);font-style:italic}
hr{border:none;border-top:1px solid var(--line);margin:44px 0}

.related{border:1px solid var(--line);border-radius:10px;padding:26px 24px;background:rgba(23,24,29,.6);margin-top:44px}
.related p.rl{font-family:var(--display);font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-bottom:16px}
.related a{display:block;padding:11px 0;border-bottom:1px solid var(--line);color:var(--white);font-size:15.5px;transition:color .2s}
.related a:last-child{border-bottom:none}
.related a:hover{color:var(--signal)}

.endcta{border:1px solid rgba(77,166,255,.28);border-radius:10px;padding:30px 28px;background:rgba(77,166,255,.05);margin-top:38px;text-align:center}
.endcta h3{margin:0 0 10px}
.endcta p{color:var(--body-c);font-size:15.5px;margin-bottom:20px}
.btn{font-family:var(--display);font-weight:500;font-size:15px;padding:14px 26px;border-radius:3px;background:var(--white);color:var(--ink);display:inline-flex;align-items:center;gap:9px;transition:all .25s}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(77,166,255,.2)}

/* hub */
.hub-head{padding:52px 0 8px}
.hub-head p.lead{color:var(--body-c);font-size:1.08rem;max-width:60ch}
.qlist{padding:26px 0 80px}
.qcard{display:block;border:1px solid var(--line);border-radius:10px;padding:24px 26px;background:rgba(23,24,29,.55);margin-bottom:14px;transition:border-color .25s,transform .25s}
.qcard:hover{border-color:rgba(77,166,255,.35);transform:translateY(-2px)}
.qcard h2{margin:0 0 8px;font-size:1.16rem}
.qcard p{margin:0;font-size:15px;color:var(--muted)}
.soon{opacity:.5;pointer-events:none}
.soon .tag{font-family:var(--display);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);border:1px solid var(--line);border-radius:100px;padding:3px 10px;display:inline-block;margin-top:10px}

.foot{border-top:1px solid var(--line);padding:30px 0}
.foot-in{max-width:clamp(1120px,76vw,1560px);margin:0 auto;padding:0 clamp(24px,2.6vw,60px);display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:13.5px;color:var(--muted)}
.foot-in a:hover{color:var(--white)}