/* Whysaid — the Proof Engine for AI.
   Visual system: a dark instrument panel lit by one spectral gradient. Depth comes
   from layered surfaces and glow, never from drop shadows on flat cards.
   Accessibility is structural: real contrast, visible focus, reduced-motion honoured,
   and status never carried by colour alone. */
:root{
  --bg:#0A0A0F; --bg2:#0E0E15;
  --surface:#15151C; --surface2:#1C1C25; --line:#2E2E3A; --line2:#3A3A48;
  --ink:#FFFFFF; --dim:#D6D5CC; --faint:#A3A29A;
  --accent:#8FD3FF; --accent-ink:#0A0A0F;
  --good:#4ADE80; --warn:#FBBF24; --bad:#F87171;
  --c1:#38F0FF; --c2:#5694FF; --c3:#A855F7; --c4:#FF4D9D;
  --grad:linear-gradient(100deg,var(--c1),var(--c2),var(--c3),var(--c4));
  --radius:16px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}
body{
  margin:0;color:var(--ink);background:var(--bg);
  font:17px/1.65 ui-sans-serif,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
/* Ambient light behind everything — the page sits inside the instrument, not on it. */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(60rem 40rem at 78% -10%, rgba(168,85,247,.14), transparent 60%),
    radial-gradient(50rem 34rem at 10% 4%, rgba(56,240,255,.10), transparent 60%),
    radial-gradient(44rem 30rem at 50% 108%, rgba(255,77,157,.09), transparent 62%);
}
.wrap{max-width:900px;margin:0 auto;padding:0 20px;position:relative;z-index:1;
  width:100%;overflow-wrap:break-word}
img,svg{max-width:100%}

.skip{position:absolute;left:-9999px;top:0;background:var(--accent);color:var(--accent-ink);
  padding:10px 16px;border-radius:0 0 8px 0;font-weight:700;z-index:100}
.skip:focus{left:0}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}
a{color:var(--accent)}

/* ---------- header ---------- */
header{position:sticky;top:0;z-index:20;border-bottom:1px solid var(--line);
  background:rgba(10,10,15,.82);backdrop-filter:blur(14px) saturate(1.2)}
nav{display:flex;align-items:center;gap:22px;padding:13px 0;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;font-weight:750;color:var(--ink);
  text-decoration:none;font-size:17px;letter-spacing:-.01em}
.logo svg{width:28px;height:28px;flex:none}
nav .links{margin-left:auto;display:flex;gap:20px;font-size:15px;flex-wrap:wrap}
nav .links a{color:var(--dim);text-decoration:none}
nav .links a:hover,nav .links a:focus-visible{color:var(--ink)}
nav .links a.cta-link{color:var(--accent-ink);background:var(--accent);
  padding:7px 14px;border-radius:8px;font-weight:700}

/* ---------- hero ---------- */
.hero{display:grid;grid-template-columns:1.35fr .65fr;gap:36px;align-items:center;
  padding:70px 0 46px}
@media (max-width:760px){.hero{grid-template-columns:1fr;gap:24px;padding:44px 0 32px}
  .hero-art{order:-1;max-width:230px;margin:0 auto}}
.eyebrow{display:inline-block;font-size:12px;font-weight:800;letter-spacing:.16em;
  text-transform:uppercase;background:var(--grad);-webkit-background-clip:text;
  background-clip:text;color:transparent}
h1{font-size:clamp(29px,5.2vw,52px);line-height:1.08;letter-spacing:-.028em;margin:14px 0 16px;
  overflow-wrap:break-word;hyphens:auto}
h1 .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.lede{font-size:19px;color:var(--dim);max-width:56ch}
.hero-art{position:relative}
.hero-art svg{width:100%;height:auto;display:block;
  filter:drop-shadow(0 0 34px rgba(86,148,255,.42))}
@media (prefers-reduced-motion:no-preference){
  .spin{transform-origin:50% 50%;animation:spin 26s linear infinite}
  @keyframes spin{to{transform:rotate(360deg)}}
}

/* ---------- type ---------- */
h2{font-size:clamp(24px,3.2vw,32px);letter-spacing:-.018em;margin:64px 0 12px;line-height:1.2}
h2::after{content:"";display:block;width:56px;height:3px;border-radius:2px;
  background:var(--grad);margin-top:12px}
h3{font-size:18px;margin:26px 0 8px;letter-spacing:-.01em}
p{color:var(--dim);max-width:64ch}
.lede,strong{color:var(--ink)}
p strong,li strong{color:var(--ink)}
ul,ol{color:var(--dim);padding-left:22px;max-width:64ch}
li{margin:8px 0}
.note{font-size:14px;color:var(--faint)}

/* ---------- buttons ---------- */
.cta{display:flex;gap:12px;margin:26px 0 8px;flex-wrap:wrap;align-items:center}
.btn{display:inline-block;padding:14px 24px;border-radius:11px;font-weight:700;font-size:16px;
  text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .12s ease}
.btn:hover{transform:translateY(-1px);text-decoration:none}
.btn.primary{background:var(--grad);color:#08080D;
  box-shadow:0 8px 26px -10px rgba(86,148,255,.85)}
.btn.ghost{border-color:var(--line2);color:var(--ink);background:rgba(255,255,255,.02)}

/* ---------- surfaces ---------- */
.card{background:linear-gradient(180deg,var(--surface2),var(--surface));
  border:1px solid var(--line);border-radius:var(--radius);padding:22px;position:relative}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(228px,1fr));gap:16px;margin:26px 0}
.grid .card h3{margin:0 0 6px;font-size:17px}
.grid .card p{margin:0;font-size:15px}
.step{font-size:13px;font-weight:800;letter-spacing:.1em;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- the report visual ---------- */
.report{background:linear-gradient(180deg,var(--surface2),var(--surface));
  border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin:26px 0}
.report h3{margin:0 0 4px}
.engines{display:flex;gap:26px;flex-wrap:wrap;margin:18px 0 24px}
.dial{display:flex;align-items:center;gap:12px}
.dial svg{width:74px;height:74px;flex:none}
.dial .val{font-size:26px;font-weight:800;letter-spacing:-.02em;line-height:1}
.dial .lbl{font-size:13px;color:var(--faint);margin-top:3px}
.rows{display:flex;flex-direction:column;gap:10px}
/* min-width:0 is load-bearing: grid children default to min-width:auto, so a
   nowrap pill refuses to shrink and widens the whole page on a phone. */
.row{display:grid;grid-template-columns:1fr auto auto;gap:10px 12px;align-items:center;
  padding:12px 14px;border-radius:11px;background:rgba(255,255,255,.028);
  border:1px solid var(--line)}
.row > *{min-width:0}
.row .q{font-size:15px;color:var(--ink)}
.row .who{font-size:13px;color:var(--faint);grid-column:1/-1;margin-top:-2px}
.pill{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:800;
  letter-spacing:.04em;padding:5px 10px;border-radius:999px;white-space:nowrap}
.pill.in{color:var(--good);background:rgba(74,222,128,.13);border:1px solid rgba(74,222,128,.34)}
.pill.out{color:var(--bad);background:rgba(248,113,113,.12);border:1px solid rgba(248,113,113,.32)}

/* ---------- pricing ---------- */
.price{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px;margin:26px 0}
.tier{background:linear-gradient(180deg,var(--surface2),var(--surface));
  border:1px solid var(--line);border-radius:var(--radius);padding:24px;position:relative}
.tier.featured{border-color:transparent;background:
  linear-gradient(var(--surface2),var(--surface)) padding-box,var(--grad) border-box;
  border:1px solid transparent}
.tier .tag{position:absolute;top:-11px;left:24px;font-size:11px;font-weight:800;
  letter-spacing:.1em;padding:4px 10px;border-radius:999px;background:var(--grad);color:#08080D}
.tier .amt{font-size:38px;font-weight:800;letter-spacing:-.03em;line-height:1}
.tier .per{font-size:15px;color:var(--faint);font-weight:500}
.tier ul{padding-left:18px;font-size:15px;margin:14px 0 0}

/* ---------- form ---------- */
form.signup{background:linear-gradient(180deg,var(--surface2),var(--surface));
  border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin:24px 0;
  max-width:540px}
form.signup label{display:block;font-size:14px;font-weight:650;color:var(--ink);margin:14px 0 6px}
form.signup input{width:100%;padding:13px 15px;border-radius:10px;border:1px solid var(--line2);
  background:rgba(0,0,0,.35);color:var(--ink);font-size:16px}
form.signup input::placeholder{color:#6E6D79}
form.signup .btn{margin-top:20px;width:100%;text-align:center}
#result{margin-top:14px;font-size:15px;min-height:1.4em}

footer{border-top:1px solid var(--line);margin-top:76px;padding:34px 0 64px;
  color:var(--faint);font-size:15px;position:relative;z-index:1}
footer a{color:var(--dim)}


/* ---------- phones ---------- */
@media (max-width:640px){
  body{font-size:16px}
  /* Stack the report rows; three columns of nowrap content never fit a phone. */
  .row{grid-template-columns:1fr;gap:8px}
  .row .who{margin-top:0}
  .engines{gap:18px}
  .dial svg{width:62px;height:62px}
  h2{margin:44px 0 10px}
  .btn{width:100%;text-align:center}
  .cta{gap:10px}
  nav{gap:14px;row-gap:10px}
  nav .links{gap:14px;font-size:14px;margin-left:0;width:100%}
  .tier .amt{font-size:32px}
}