/* Shared styles for platform overview + feature landing pages.
   Requires marketing-tokens.css + mega-menu.css. */

.pf-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,rgba(6,13,27,.92) 0%,rgba(11,37,69,.88) 100%),var(--pf-hero-bg,linear-gradient(180deg,#060d1b,#0b2545));
  background-size:cover;background-position:center;
  color:#fff;padding:88px 24px 88px;text-align:center;
}
.pf-hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(ellipse at 50% 0%,rgba(79,179,214,.2) 0%,transparent 60%);
  pointer-events:none;
}
.pf-hero-inner{position:relative;z-index:1;max-width:820px;margin:0 auto}
.pf-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:1px;text-transform:uppercase;
  color:rgba(255,255,255,.7);background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  padding:8px 16px;border-radius:99px;margin-bottom:22px;
}
.pf-eyebrow i{color:var(--accent-glow)}
.pf-hero h1{
  font-size:clamp(34px,5.5vw,60px);font-weight:900;letter-spacing:-.03em;line-height:1.05;margin-bottom:20px;
}
.pf-hero h1 .accent{
  background:var(--brand-gradient-soft);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.pf-hero p.lede{font-size:18px;line-height:1.65;color:rgba(255,255,255,.72);max-width:640px;margin:0 auto 28px}
.pf-hero-ctas{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.pf-btn{
  text-decoration:none;padding:13px 24px;border-radius:10px;
  font-size:15px;font-weight:600;display:inline-flex;align-items:center;gap:8px;
  transition:transform .15s,box-shadow .15s;
}
.pf-btn-primary{background:var(--brand-gradient);color:#fff}
.pf-btn-primary:hover{transform:translateY(-1px);box-shadow:0 10px 28px rgba(31,95,168,.4)}
.pf-btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.18)}
.pf-btn-ghost:hover{background:rgba(255,255,255,.12)}

/* Feature grid (for platform overview pages) */
.pf-features{padding:88px 24px;background:#fff}
.pf-features-inner{max-width:1160px;margin:0 auto}
.pf-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pf-card{
  background:#fff;border:1px solid var(--stroke);border-radius:14px;
  padding:28px;transition:border-color .15s,transform .15s,box-shadow .15s;
  text-decoration:none;color:inherit;display:flex;flex-direction:column;
}
.pf-card:hover{border-color:#cbd5e1;transform:translateY(-2px);box-shadow:0 12px 32px rgba(0,0,0,.05)}
.pf-card-icon{
  width:44px;height:44px;border-radius:10px;
  background:rgba(31,95,168,.08);color:var(--accent);
  display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:16px;
}
.pf-card h3{font-size:17px;font-weight:700;margin-bottom:6px;line-height:1.3}
.pf-card p{font-size:14px;color:var(--muted);line-height:1.6;flex:1}
.pf-card .pf-card-cta{margin-top:14px;font-size:13px;font-weight:600;color:var(--accent)}

/* Bullet row (for feature landing pages) */
.pf-bullets{padding:72px 24px;background:var(--bg)}
.pf-bullets-inner{max-width:1000px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.pf-bullet{display:flex;flex-direction:column;gap:10px}
.pf-bullet-icon{width:40px;height:40px;border-radius:10px;background:var(--brand-gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px}
.pf-bullet h4{font-size:16px;font-weight:700;margin-bottom:2px}
.pf-bullet p{font-size:14px;color:var(--muted);line-height:1.6}

/* Screenshot placeholder */
.pf-shot{padding:72px 24px;background:#fff;text-align:center}
.pf-shot-frame{
  max-width:960px;margin:0 auto;
  background:linear-gradient(180deg,#f1f5f9 0%,#e2e8f0 100%);
  border:1px solid var(--stroke);border-radius:16px;
  overflow:hidden;
  color:#94a3b8;font-size:14px;
  box-shadow:0 24px 48px rgba(15,23,42,.06);
}
.pf-shot-frame img{width:100%;height:auto;display:block}
.pf-shot-frame .pf-shot-placeholder{aspect-ratio:16/9;display:flex;align-items:center;justify-content:center}
.pf-shot-frame i{font-size:48px;margin-bottom:8px;display:block;color:#cbd5e1}

/* CTA banner */
.pf-cta{padding:64px 24px;background:var(--brand-gradient);color:#fff;text-align:center}
.pf-cta h2{font-size:clamp(24px,3vw,34px);font-weight:800;margin-bottom:10px;letter-spacing:-.02em}
.pf-cta p{font-size:16px;opacity:.9;margin-bottom:22px;max-width:540px;margin-left:auto;margin-right:auto}
.pf-cta .pf-btn-primary{background:#fff;color:var(--accent)}
.pf-cta .pf-btn-primary:hover{box-shadow:0 10px 28px rgba(0,0,0,.25)}
.pf-cta .pf-btn-ghost{border-color:rgba(255,255,255,.35)}

/* Index grid for learn/games */
.pf-index{padding:72px 24px;background:var(--bg)}
.pf-index-inner{max-width:1200px;margin:0 auto}
.pf-index-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.pf-idx-card{
  background:#fff;border:1px solid var(--stroke);border-radius:14px;
  padding:22px;text-decoration:none;color:inherit;
  transition:border-color .15s,transform .15s,box-shadow .15s;
  display:flex;flex-direction:column;gap:8px;
}
.pf-idx-card:hover{border-color:#cbd5e1;transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.04)}
.pf-idx-card .pf-idx-icon{font-size:24px;color:var(--accent);margin-bottom:6px}
.pf-idx-card h3{font-size:16px;font-weight:700;line-height:1.3}
.pf-idx-card p{font-size:13px;color:var(--muted);line-height:1.55}

/* ═══ RICH page components ═══ */

/* Split: image + prose side-by-side */
.pf-split{padding:80px 24px;background:#fff}
.pf-split.alt{background:var(--bg)}
.pf-split-inner{max-width:1140px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.pf-split.reverse .pf-split-inner{grid-template-columns:1fr 1fr}
.pf-split.reverse .pf-split-prose{order:2}
.pf-split-prose h2{font-size:clamp(26px,3.5vw,36px);font-weight:800;letter-spacing:-.02em;line-height:1.15;margin-bottom:16px}
.pf-split-prose .pf-kicker{display:inline-block;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1.2px;color:var(--accent);background:rgba(31,95,168,.08);padding:6px 14px;border-radius:99px;margin-bottom:14px}
.pf-split-prose p{font-size:16px;color:var(--muted);line-height:1.7;margin-bottom:16px}
.pf-split-prose ul{list-style:none;display:flex;flex-direction:column;gap:10px;margin:18px 0}
.pf-split-prose ul li{font-size:15px;line-height:1.6;display:flex;gap:10px;color:var(--text)}
.pf-split-prose ul li i{color:var(--accent);font-size:13px;margin-top:5px;flex-shrink:0}
.pf-split-art{background:linear-gradient(180deg,#f1f5f9,#e2e8f0);border:1px solid var(--stroke);border-radius:16px;overflow:hidden;box-shadow:0 16px 40px rgba(15,23,42,.06)}
.pf-split-art img{width:100%;display:block}
.pf-split-art.dark{background:linear-gradient(180deg,#0b2545,#060d1b);color:#fff;padding:32px;display:flex;align-items:center;justify-content:center;min-height:280px;text-align:center}
.pf-split-art.dark i{font-size:64px;opacity:.3;margin-bottom:12px;display:block}

/* Numbered steps */
.pf-steps{padding:80px 24px;background:var(--bg)}
.pf-steps-inner{max-width:1100px;margin:0 auto}
.pf-steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:44px}
.pf-step{background:#fff;border:1px solid var(--stroke);border-radius:14px;padding:24px}
.pf-step-num{
  width:32px;height:32px;border-radius:50%;
  background:var(--brand-gradient);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;margin-bottom:14px;
}
.pf-step h4{font-size:16px;font-weight:700;margin-bottom:6px}
.pf-step p{font-size:13.5px;color:var(--muted);line-height:1.6}

/* Stat strip */
.pf-stats{padding:56px 24px;background:#0b2545;color:#fff}
.pf-stats-inner{max-width:1000px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.pf-stat strong{display:block;font-size:clamp(28px,4vw,40px);font-weight:900;background:var(--brand-gradient-soft);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.02em;line-height:1.1}
.pf-stat span{font-size:13px;color:rgba(255,255,255,.6);margin-top:4px;display:block}

/* Pricing block */
.pf-pricing{padding:80px 24px;background:var(--bg)}
.pf-pricing-inner{max-width:1100px;margin:0 auto}
.pf-price-toggle{display:inline-flex;background:#fff;border:1px solid var(--stroke);border-radius:99px;padding:4px;margin:0 auto 28px;gap:2px;box-shadow:0 4px 12px rgba(15,23,42,.04)}
.pf-price-toggle-center{text-align:center}
.pf-price-tab{border:none;background:transparent;cursor:pointer;padding:9px 22px;font-size:14px;font-weight:600;color:var(--muted);border-radius:99px;transition:all .18s;font-family:inherit}
.pf-price-tab.active{background:var(--pf-price-accent,var(--accent));color:#fff}
.pf-price-save{font-size:11px;margin-left:6px;padding:2px 7px;border-radius:99px;background:rgba(22,163,74,.12);color:#0d8a3d;font-weight:700}
.pf-price-tab.active .pf-price-save{background:rgba(255,255,255,.22);color:#fff}
.pf-price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.pf-price-card{background:#fff;border:1px solid var(--stroke);border-radius:18px;padding:28px;display:flex;flex-direction:column;gap:14px;transition:border-color .15s,transform .15s,box-shadow .15s;position:relative}
.pf-price-card:hover{border-color:#cbd5e1;transform:translateY(-2px)}
.pf-price-card.featured{border-color:var(--pf-price-accent,var(--accent));box-shadow:0 16px 40px rgba(31,95,168,.12)}
.pf-price-card.featured::before{content:"Most popular";position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--pf-price-accent,var(--accent));color:#fff;font-size:11px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;padding:4px 12px;border-radius:99px;box-shadow:0 6px 16px rgba(15,23,42,.1)}
.pf-price-card h3{font-size:13px;font-weight:800;color:var(--pf-price-accent,var(--accent));text-transform:uppercase;letter-spacing:1.4px}
.pf-price-val{font-size:40px;font-weight:900;letter-spacing:-.02em;line-height:1;display:flex;align-items:baseline;gap:6px;color:var(--text)}
.pf-price-val .pf-price-suffix{font-size:14px;font-weight:600;color:var(--muted)}
.pf-price-val .pf-price-strike{font-size:17px;color:var(--muted);text-decoration:line-through;font-weight:600;margin-right:6px}
.pf-price-sub{font-size:13px;color:var(--muted);line-height:1.5}
.pf-price-feats{list-style:none;display:flex;flex-direction:column;gap:9px;margin:4px 0 8px;flex:1}
.pf-price-feats li{font-size:14px;line-height:1.5;display:flex;align-items:flex-start;gap:9px;color:var(--text)}
.pf-price-feats li i{color:#16a34a;font-size:11px;margin-top:5px;flex-shrink:0}
.pf-price-btn{display:block;text-align:center;text-decoration:none;padding:12px 18px;border-radius:10px;font-weight:700;font-size:14px;background:var(--pf-price-accent,var(--accent));color:#fff;transition:transform .15s,box-shadow .15s}
.pf-price-btn:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(31,95,168,.3)}
.pf-price-btn.ghost{background:#f1f5f9;color:var(--text)}
.pf-price-btn.ghost:hover{background:#e2e8f0}
.pf-price-bundle{
  margin-top:32px;padding:22px 28px;border-radius:14px;
  background:linear-gradient(135deg,rgba(31,95,168,.06),rgba(79,179,214,.08));
  border:1px dashed var(--stroke);
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.pf-price-bundle-text strong{display:block;font-size:16px;font-weight:800;margin-bottom:2px;letter-spacing:-.01em}
.pf-price-bundle-text span{font-size:14px;color:var(--muted);line-height:1.5}
.pf-price-bundle a{text-decoration:none;padding:10px 18px;border-radius:10px;background:var(--brand-gradient);color:#fff;font-weight:700;font-size:13.5px;white-space:nowrap;flex-shrink:0}

/* Free-platform banner (for Learn) */
.pf-free{padding:72px 24px;background:linear-gradient(135deg,#0d8a3d,#16a34a);color:#fff}
.pf-free-inner{max-width:860px;margin:0 auto;text-align:center}
.pf-free-badge{display:inline-flex;align-items:center;gap:8px;font-size:11px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;color:#fff;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);padding:7px 16px;border-radius:99px;margin-bottom:20px}
.pf-free h2{font-size:clamp(28px,4vw,42px);font-weight:900;letter-spacing:-.02em;line-height:1.1;margin-bottom:14px}
.pf-free p.lede{font-size:17px;line-height:1.65;color:rgba(255,255,255,.88);max-width:640px;margin:0 auto 20px}
.pf-free-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:720px;margin:32px auto 0}
.pf-free-item{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:14px;padding:18px 16px;text-align:left}
.pf-free-item i{font-size:18px;color:#fff;margin-bottom:8px;display:block}
.pf-free-item strong{display:block;font-size:14px;font-weight:700;margin-bottom:4px}
.pf-free-item span{font-size:13px;color:rgba(255,255,255,.78);line-height:1.5}
.pf-free-cta{display:inline-flex;align-items:center;gap:8px;margin-top:12px;padding:13px 26px;border-radius:10px;background:#fff;color:#0d8a3d;font-weight:700;font-size:15px;text-decoration:none}

/* Inline quote */
.pf-quote{padding:72px 24px;background:#fff;text-align:center}
.pf-quote blockquote{max-width:780px;margin:0 auto;font-size:clamp(20px,2.6vw,26px);font-weight:600;line-height:1.5;letter-spacing:-.01em;color:var(--text)}
.pf-quote cite{display:block;margin-top:20px;font-size:13px;font-style:normal;color:var(--muted);font-weight:600}

@media(max-width:900px){
  .pf-grid,.pf-bullets-inner,.pf-index-grid,.pf-price-grid,.pf-free-grid{grid-template-columns:repeat(2,1fr)}
  .pf-split-inner{grid-template-columns:1fr;gap:32px}
  .pf-split.reverse .pf-split-prose{order:0}
  .pf-steps-grid{grid-template-columns:repeat(2,1fr)}
  .pf-stats-inner{grid-template-columns:repeat(2,1fr);gap:28px}
}
@media(max-width:560px){
  .pf-grid,.pf-bullets-inner,.pf-index-grid,.pf-price-grid,.pf-free-grid{grid-template-columns:1fr}
  .pf-steps-grid{grid-template-columns:1fr}
  .pf-price-bundle{flex-direction:column;align-items:flex-start}
}