/* AI Stack Builder — "stack" identity. Display: Bricolage Grotesque · Body: Hanken Grotesque */
:root{
  --ink:#172033; --mut:#5e6675; --paper:#eef1f5; --surface:#ffffff;
  --coral:#ff6a3d; --coral-d:#e8542a; --teal:#0e9594; --line:#dde3ea;
  --shadow:0 1px 2px rgba(23,32,51,.06),0 8px 24px rgba(23,32,51,.07);
  --r:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);
  font:400 17px/1.6 "Hanken Grotesque",-apple-system,Segoe UI,Roboto,sans-serif;
  -webkit-font-smoothing:antialiased}
h1,h2,h3,legend,.brand{font-family:"Bricolage Grotesque","Hanken Grotesque",sans-serif;letter-spacing:-.02em}
a{color:var(--teal);text-decoration:none}a:hover{text-decoration:underline}
em{font-style:normal;color:var(--coral);font-weight:600}

/* header */
header{display:flex;justify-content:space-between;align-items:center;gap:1rem;
  max-width:1080px;margin:0 auto;padding:1.1rem 1.3rem}
.brand{font-weight:800;font-size:1.15rem;color:var(--ink)}
.navlink{font-weight:600;color:var(--ink);background:#fff;border:1px solid var(--line);
  padding:.45rem .8rem;border-radius:999px;font-size:.92rem;white-space:nowrap}
.navlink:hover{border-color:var(--coral);color:var(--coral);text-decoration:none}
.tag{color:var(--mut);font-size:.92rem}

main{max-width:1080px;margin:0 auto;padding:1rem 1.3rem 2rem}

/* hero */
.hero{display:grid;grid-template-columns:1.15fr .85fr;gap:2.4rem;align-items:center;
  padding:2.6rem 0 2rem}
.eyebrow{font-size:.78rem;font-weight:700;letter-spacing:.13em;text-transform:uppercase;
  color:var(--teal);margin:0 0 .7rem}
.hero h1{margin:0;font-size:clamp(2.5rem,5.4vw,4rem);line-height:1.02;font-weight:800}
.hl{color:var(--coral);position:relative}
.hl::after{content:"";position:absolute;left:-2px;right:-2px;bottom:.08em;height:.28em;
  background:rgba(255,106,61,.18);z-index:-1;border-radius:3px}
.lede{font-size:1.12rem;color:var(--mut);max-width:30rem;margin:1.1rem 0 1.6rem}
.reassure{font-size:.86rem;color:var(--mut);margin:.8rem 0 0}

.cta{font-family:inherit;font-weight:700;font-size:1.05rem;color:#fff;background:var(--coral);
  border:0;border-radius:999px;padding:.85rem 1.6rem;cursor:pointer;
  box-shadow:0 6px 18px rgba(255,106,61,.32);transition:transform .12s,background .15s}
.cta:hover{background:var(--coral-d);transform:translateY(-1px)}
.cta:active{transform:translateY(0)}

/* hero stacked visual (the signature) */
.hero-viz{position:relative;height:280px;display:flex;align-items:center;justify-content:center}
.layer{position:absolute;width:min(280px,80%);background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r);box-shadow:var(--shadow);padding:1rem 1.1rem;animation:settle .6s cubic-bezier(.2,.8,.2,1) both}
.layer b{font-family:"Bricolage Grotesque";font-size:1.25rem;display:block;margin-top:.15rem}
.ltag{font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--teal)}
.l1{transform:translateY(56px) rotate(-4deg);z-index:3;animation-delay:.05s}
.l2{transform:translateY(0) rotate(2deg);z-index:2;animation-delay:.18s}
.l3{transform:translateY(-56px) rotate(-1deg);z-index:1;opacity:.96;animation-delay:.31s}
.vlabel{position:absolute;right:-6px;bottom:6px;font-family:"Bricolage Grotesque";font-weight:700;
  font-size:.8rem;color:var(--coral);background:#fff;border:1px solid var(--line);
  padding:.2rem .55rem;border-radius:999px;transform:rotate(-3deg)}
@keyframes settle{from{opacity:0;transform:translateY(28px) rotate(0)}}

/* quiz */
#quiz{max-width:680px;margin:1rem auto 0}
.step-label{font-size:.8rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--teal);text-align:center}
fieldset{border:1px solid var(--line);border-radius:var(--r);background:var(--surface);
  margin:1.1rem 0;padding:1.1rem 1.2rem;box-shadow:var(--shadow)}
legend{font-size:1.2rem;font-weight:700;padding:0 .5rem;display:flex;align-items:center;gap:.5rem}
.qn{display:inline-grid;place-items:center;width:1.6rem;height:1.6rem;border-radius:50%;
  background:var(--coral);color:#fff;font-size:.95rem;font-family:"Hanken Grotesque";font-weight:700}
.hint{font-size:.78rem;font-weight:500;color:var(--mut);font-family:"Hanken Grotesque";letter-spacing:0}
.opts{display:grid;gap:.55rem;margin-top:.4rem}
.opts.multi{grid-template-columns:1fr 1fr}
.opts label{display:flex;align-items:center;gap:.6rem;padding:.65rem .8rem;border:1.5px solid var(--line);
  border-radius:10px;cursor:pointer;font-weight:500;transition:border-color .12s,background .12s}
.opts label:hover{border-color:#c3ccd6}
.opts label:has(input:checked){border-color:var(--coral);background:rgba(255,106,61,.06)}
.opts input{accent-color:var(--coral);width:1.05rem;height:1.05rem;flex:none}
#quiz .cta{display:block;margin:1.4rem auto 0}

/* results stack (signature reused) */
#results{max-width:760px;margin:1.4rem auto 0}
#results h2{font-size:1.5rem;margin:1.6rem 0 .3rem}
.sub{color:var(--mut)}
.stack{display:grid;gap:.7rem;margin:.8rem 0}
.rec{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:.9rem;
  background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--teal);
  border-radius:12px;padding:.85rem 1rem;box-shadow:var(--shadow)}
.rec .rk{font-family:"Bricolage Grotesque";font-weight:800;font-size:1.1rem;color:var(--line);min-width:1.4rem}
.rec .cat{font-size:.7rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--teal)}
.rec h3{margin:.1rem 0 .15rem;font-size:1.12rem}
.rec p{margin:0;color:var(--mut);font-size:.92rem}
.rec .price{align-self:start}
.plan{counter-reset:s;list-style:none;padding:0;margin:.6rem 0}
.plan li{position:relative;padding:.55rem 0 .55rem 2.4rem;border-bottom:1px solid var(--line)}
.plan li::before{counter-increment:s;content:counter(s);position:absolute;left:0;top:.5rem;
  width:1.6rem;height:1.6rem;display:grid;place-items:center;border-radius:50%;
  background:var(--ink);color:#fff;font-size:.85rem;font-weight:700}

/* price chips */
.price{font-size:.7rem;font-weight:700;padding:.12rem .5rem;border-radius:6px;white-space:nowrap}
.price-free{background:#d9f5ec;color:#0a6b54}.price-low{background:#ffe6dd;color:#b8431f}
.price-mid{background:#fff2cc;color:#8a5a00}.price-high{background:#e6e9f5;color:#3b4a86}

/* upsell + form (also used on /service/) */
.upsell{background:var(--ink);color:#fff;border-radius:var(--r);padding:1.2rem 1.3rem;margin:1.8rem 0}
.upsell h3{margin:.1rem 0 .35rem;font-size:1.25rem}.upsell p{margin:.2rem 0;color:#c7cdd8}
.upsell a{color:#fff;text-decoration:underline;text-decoration-color:var(--coral)}
.subform{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:.7rem}
.subform input{flex:1;min-width:220px;padding:.6rem .8rem;border:0;border-radius:9px;font:inherit}
.subform button{font-family:inherit;font-weight:700;padding:.6rem 1.2rem;border:0;border-radius:9px;
  background:var(--coral);color:#fff;cursor:pointer}

/* service page (shared classes) */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:.9rem;margin:.6rem 0}
.tool{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:1rem;box-shadow:var(--shadow)}
.tool .th{display:flex;justify-content:space-between;align-items:center;margin-bottom:.3rem}
.tool .cat{font-size:.7rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--teal)}
.tool h3{margin:.1rem 0 .3rem;font-size:1.1rem}.tool p{margin:0;color:var(--mut);font-size:.93rem}
h1 .hl,main h1 em{}

footer{max-width:1080px;margin:2.4rem auto 0;padding:1.4rem 1.3rem;color:var(--mut);
  font-size:.85rem;border-top:1px solid var(--line)}
.note{font-size:.78rem;color:var(--mut)}

a:focus-visible,button:focus-visible,input:focus-visible,label:focus-within{outline:3px solid var(--teal);outline-offset:2px;border-radius:6px}

@media(max-width:760px){
  .hero{grid-template-columns:1fr;gap:1.4rem;padding:1.6rem 0}
  .hero-viz{height:230px;order:-1}
  .opts.multi{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){
  .layer{animation:none}.cta{transition:none}html{scroll-behavior:auto}
}