/* ============================================================
   FAN ECONOMY — funnel page
   Dark editorial · stadium-night palette · one green accent
   ============================================================ */

:root{
  --bg:        #0a0f16;
  --bg-raise:  #0e1620;
  --bg-panel:  #101a26;
  --ink:       #e8eef4;
  --ink-dim:   #9fb0bf;
  --ink-faint: #6b7c8c;
  --accent:    #3ee08a;
  --accent-deep:#1d9d5c;
  --hairline:  rgba(159,176,191,.16);
  --font-display:"Space Grotesk",system-ui,sans-serif;
  --font-body: system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:1.0625rem;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit}

/* ---------- header ---------- */
.site-head{
  position:sticky;top:0;z-index:10;
  display:flex;align-items:center;justify-content:space-between;
  padding:.9rem clamp(1.25rem,4vw,3rem);
  background:rgba(10,15,22,.82);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--hairline);
}
.brand,.brand-foot{
  font-family:var(--font-display);font-weight:700;letter-spacing:.14em;
  font-size:.95rem;text-decoration:none;
}
.brand span,.brand-foot span{color:var(--accent)}
.head-cta{
  font-size:.83rem;font-weight:600;letter-spacing:.04em;
  text-decoration:none;color:var(--accent);
  border:1px solid var(--accent-deep);border-radius:999px;
  padding:.5rem 1.05rem;transition:background .2s,color .2s;
}
.head-cta:hover{background:var(--accent);color:#06240f;border-color:var(--accent)}

/* ---------- layout ---------- */
main{max-width:1100px;margin:0 auto;padding:0 clamp(1.25rem,4vw,3rem)}
.section{padding:clamp(3.5rem,8vw,6rem) 0;border-top:1px solid var(--hairline)}
.section-accent{
  margin:0 calc(clamp(1.25rem,4vw,3rem) * -1);
  padding-left:clamp(1.25rem,4vw,3rem);
  padding-right:clamp(1.25rem,4vw,3rem);
  background:var(--bg-raise);
  border-top:1px solid var(--hairline);
  border-bottom:1px solid var(--hairline);
}
.sec-num{
  font-family:var(--font-display);font-size:.8rem;font-weight:500;
  color:var(--accent);letter-spacing:.3em;margin-bottom:.9rem;
}
h2{
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(1.6rem,3.4vw,2.3rem);line-height:1.15;
  letter-spacing:-.01em;margin-bottom:1.4rem;max-width:20ch;
}
.section p,.capture p{max-width:62ch;color:var(--ink-dim)}
.section p strong,.section p em{color:var(--ink)}
.section p + p{margin-top:1.1rem}

/* ---------- hero ---------- */
.hero{position:relative;padding:clamp(4.5rem,10vw,8rem) 0 clamp(3.5rem,7vw,5.5rem)}
.hero-motif{
  position:absolute;top:-120px;right:-150px;width:620px;height:620px;
  color:var(--accent);opacity:.75;pointer-events:none;
  filter:drop-shadow(0 0 42px rgba(62,224,138,.28));
}
.hero > *:not(.hero-motif){position:relative;z-index:1}
.kicker{
  font-family:var(--font-display);font-size:.78rem;font-weight:500;
  letter-spacing:.32em;text-transform:uppercase;color:var(--accent);
  margin-bottom:1.6rem;
}
h1{
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(2.1rem,5.6vw,4rem);line-height:1.08;
  letter-spacing:-.02em;max-width:21ch;
}
h1 em{font-style:normal;color:var(--accent)}
.lede{font-size:clamp(1.05rem,1.6vw,1.2rem);margin-top:1.6rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:.9rem;margin-top:2.4rem}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:1px;background:var(--hairline);
  border:1px solid var(--hairline);
  margin-top:clamp(3rem,6vw,4.5rem);
}
.hero-stats div{background:var(--bg);padding:1.4rem 1.5rem}
.hero-stats dt{
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(1.5rem,3vw,2.1rem);color:var(--ink);line-height:1.1;
}
.hero-stats dd{font-size:.86rem;color:var(--ink-faint);margin-top:.35rem}

/* ---------- buttons ---------- */
.btn{
  display:inline-block;font-family:var(--font-display);font-weight:600;
  font-size:.95rem;letter-spacing:.02em;text-decoration:none;
  padding:.85rem 1.7rem;border-radius:4px;cursor:pointer;border:none;
  transition:transform .15s,background .2s,border-color .2s;
}
.btn:active{transform:translateY(1px)}
.btn-solid{background:var(--accent);color:#06240f}
.btn-solid:hover{background:#5ae89e}
.btn-ghost{background:transparent;color:var(--ink-dim);border:1px solid var(--hairline)}
.btn-ghost:hover{color:var(--ink);border-color:var(--ink-faint)}
.btn-wide{width:100%;margin-top:.4rem}

/* ---------- facts ---------- */
.fact-grid{
  list-style:none;display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  border-top:1px solid var(--hairline);
  margin-top:2.2rem;
}
.fact-grid li{
  padding:1rem 1rem 1rem 0;
  border-bottom:1px solid var(--hairline);
  font-size:.95rem;color:var(--ink-dim);
  display:flex;align-items:baseline;gap:.7rem;
}
.fact-grid li::before{content:"—";color:var(--accent);flex:none}

/* ---------- illustrative callout ---------- */
.illustrative{
  border-left:2px solid var(--accent);
  background:var(--bg-panel);
  padding:1.1rem 1.3rem;margin-top:1.6rem !important;
  font-size:.98rem;
}

/* ---------- infographic figure ---------- */
.figure{
  margin:2.6rem 0 0;border:1px solid var(--hairline);
  background:var(--bg-panel);padding:1.1rem;
}
.figure a{display:block}
.figure img{width:100%;height:auto;border-radius:2px}
.figure figcaption{
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;
  margin-top:.8rem;font-size:.82rem;color:var(--ink-faint);
}
.figure figcaption a{color:var(--ink-dim)}
.figure figcaption a:hover{color:var(--accent)}

/* ---------- capture ---------- */
.capture{
  padding:clamp(4rem,9vw,7rem) 0;border-top:1px solid var(--hairline);
  display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);
  gap:clamp(2.5rem,6vw,5rem);align-items:start;
}
.capture h2{max-width:24ch}
.capture form{max-width:26rem;justify-self:end;width:100%}
.field{margin-bottom:1.15rem}
.field label{
  display:block;font-size:.82rem;font-weight:600;letter-spacing:.05em;
  color:var(--ink-dim);margin-bottom:.45rem;
}
.field .opt{color:var(--ink-faint);font-weight:400}
.field input{
  width:100%;background:var(--bg-raise);color:var(--ink);
  border:1px solid var(--hairline);border-radius:4px;
  padding:.8rem .95rem;font:inherit;
  transition:border-color .2s,box-shadow .2s;
}
.field input:focus{
  outline:none;border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(62,224,138,.18);
}
.form-error{color:#ff8f7d;font-size:.88rem;margin-bottom:1rem}
.form-note{font-size:.8rem;color:var(--ink-faint);margin-top:.9rem;max-width:26rem}
.form-success{
  max-width:26rem;justify-self:end;width:100%;
  border:1px solid var(--accent-deep);background:var(--bg-panel);
  padding:2rem;border-radius:6px;
}
.success-title{
  font-family:var(--font-display);font-weight:700;font-size:1.25rem;
  color:var(--accent);margin-bottom:.6rem;
}
.form-success p{color:var(--ink-dim)}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--hairline);margin-top:2rem}
.faq details{border-bottom:1px solid var(--hairline)}
.faq summary{
  cursor:pointer;list-style:none;
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:1.15rem .2rem;
  font-family:var(--font-display);font-weight:500;font-size:1.05rem;
  color:var(--ink);transition:color .2s;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";flex:none;font-weight:700;color:var(--accent);
  font-size:1.3rem;line-height:1;transition:transform .2s;
}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details[open] summary{color:var(--accent)}
.faq summary:hover{color:var(--accent)}
.faq details p{
  padding:0 .2rem 1.3rem;max-width:62ch;color:var(--ink-dim);
}

/* ---------- footer ---------- */
.site-foot{
  border-top:1px solid var(--hairline);
  padding:3rem clamp(1.25rem,4vw,3rem) 3.5rem;
  display:flex;flex-wrap:wrap;gap:2rem;align-items:flex-start;justify-content:space-between;
}
.brand-foot{font-size:.85rem}
.disclaimer{max-width:52ch;font-size:.78rem;color:var(--ink-faint);line-height:1.6}

/* ---------- focus / a11y ---------- */
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}

/* ---------- 404 ---------- */
.notfound{
  min-height:100dvh;display:flex;flex-direction:column;justify-content:center;
  max-width:1100px;margin:0 auto;padding:0 clamp(1.25rem,4vw,3rem);
}
.nf-title{
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(1.8rem,4vw,2.8rem);margin-bottom:.8rem;
}
.nf-sub{color:var(--ink-dim);margin-bottom:2rem}

/* ---------- responsive ---------- */
@media (max-width:820px){
  .hero-motif{width:380px;height:380px;top:-80px;right:-130px;opacity:.6}
  .capture{grid-template-columns:1fr}
  .capture form,.form-success{justify-self:start}
  .hero-stats{grid-template-columns:1fr}
  .fact-grid{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none !important}
}