/* Страница продукта (products/build.py): герой, карточка покупки справа
   (на телефоне — после героя и плашкой внизу), разделы, программа, образец урока. */
.prod{padding-block:32px 0}
.prod .crumbs{display:flex;flex-wrap:wrap;gap:4px 10px;margin:0 0 20px;font-size:15px;color:var(--muted)}
.prod .crumbs > * + *::before{content:"·";margin-right:10px;color:var(--faint)}
.prod .crumbs a{color:var(--ink);text-decoration:none;font-weight:500}
.prod .crumbs a:hover{color:var(--accent)}

.p-grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;column-gap:56px;align-items:start}
.p-hero{grid-column:1;padding:36px;border-radius:24px;background:var(--t-mkt)}
.prod[data-cat="sub"] .p-hero{background:var(--t-sub)}
.prod[data-cat="free"] .p-hero{background:var(--t-free)}
.prod[data-cat="ai"] .p-hero{background:var(--t-ai)}
.p-hero h1{font-size:clamp(32px,4.4vw,52px);line-height:1.05;letter-spacing:-.035em;font-weight:800;margin:0 0 16px}
:lang(kk) .p-hero h1{font-size:clamp(28px,3.8vw,44px)}
.p-hero .lead{margin:0;font-size:18px;line-height:1.55;color:var(--ink);max-width:62ch}
.p-facts{list-style:none;margin:24px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.p-facts li{padding:8px 12px;border-radius:999px;background:var(--surface);font-size:14px;font-weight:600;font-variant-numeric:tabular-nums}

.p-buy{grid-column:2;grid-row:1 / span 2;position:sticky;top:88px;display:grid;gap:16px;padding:24px;border-radius:24px;background:var(--surface);box-shadow:0 0 0 1px var(--line),var(--shadow)}
.p-price{display:grid;gap:6px}
.p-price b{font-size:36px;font-weight:800;letter-spacing:-.03em;line-height:1;font-variant-numeric:tabular-nums}
.p-price b small{font-size:16px;font-weight:600;letter-spacing:0;color:var(--muted);margin-left:6px}
.p-price > span{font-size:14px;color:var(--muted)}
.p-cta{width:100%}
.p-cta .ic{transition:transform .2s var(--ease-out)}
@media (hover:hover) and (pointer:fine){.p-cta:hover .ic{transform:translateX(3px)}}
.p-buy h3{font-size:15px;margin:4px 0 -4px}
.p-buy .marks{flex-wrap:wrap;gap:8px}
.p-docs{display:flex;flex-wrap:wrap;gap:4px 16px;margin:0;font-size:14px}
.p-docs a{color:var(--muted)}
.p-docs a:hover{color:var(--accent)}

.p-checks{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.p-checks li{display:grid;grid-template-columns:20px 1fr;gap:10px;align-items:start;font-size:15.5px;line-height:1.5}
.p-checks .ic{width:20px;height:20px;margin-top:1px;color:var(--accent)}

.p-body{grid-column:1;min-width:0}
.p-sec{padding-top:56px}
.p-sec h2{margin:0 0 20px;font-size:clamp(24px,2.6vw,32px)}
.p-note{margin:-8px 0 20px;color:var(--muted);font-size:15.5px;max-width:64ch}
#learn .p-checks,#who .p-checks{grid-template-columns:1fr 1fr;gap:14px 28px}
#learn .p-checks li,#who .p-checks li{font-size:16px}

.p-prog{display:grid;gap:8px}
.p-mod{border-radius:16px;background:var(--panel)}
.p-mod summary{display:grid;grid-template-columns:32px minmax(0,1fr) auto 20px;gap:14px;align-items:center;padding:16px 18px;cursor:pointer;list-style:none;border-radius:16px}
.p-mod summary::-webkit-details-marker{display:none}
.p-mod summary:hover{background:var(--panel-2)}
.p-mod-n{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--surface);font-weight:700;font-size:14px;font-variant-numeric:tabular-nums}
.p-mod-t{display:grid;gap:2px}
.p-mod-t b{font-size:16.5px;letter-spacing:-.01em}
.p-mod-t span{font-size:14.5px;color:var(--muted)}
.p-mod-m{font-size:14px;color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums}
.p-mod-x{width:20px;height:20px;color:var(--muted);transition:transform .25s var(--ease-out)}
.p-mod[open] .p-mod-x{transform:rotate(45deg)}
.p-mod ol{margin:0;padding:0 18px 12px 64px;display:grid;counter-reset:l}
.p-mod ol li{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-top:1px solid var(--line);font-size:15.5px;list-style:none;counter-increment:l}
.p-mod ol li span::before{content:counter(l) ". ";color:var(--faint);font-variant-numeric:tabular-nums}
.p-mod ol li em{font-style:normal;color:var(--muted);font-size:14px;white-space:nowrap;font-variant-numeric:tabular-nums}

.p-sample{margin:0;border-radius:24px;background:var(--surface);box-shadow:0 0 0 1px var(--line);overflow:hidden}
.p-sample-head{display:grid;gap:4px;padding:20px 24px;border-bottom:1px solid var(--line);background:var(--panel)}
.p-sample-head b{font-size:17px;letter-spacing:-.01em}
.p-sample-head span{font-size:14px;color:var(--muted)}
.p-sample-body{position:relative;padding:20px 24px 0;max-height:420px;overflow:hidden;font-size:16.5px;line-height:1.65}
.p-sample-body::after{content:"";position:absolute;inset:auto 0 0;height:140px;background:linear-gradient(transparent,var(--surface));pointer-events:none}
.p-sample-body p{margin:0 0 14px}
.p-sample-body h4{margin:18px 0 8px;font-size:16.5px}
.p-sample-body ul{margin:0 0 14px;padding-left:20px}
.p-sample-body blockquote{margin:0 0 14px;padding:12px 16px;border-radius:12px;background:var(--accent-soft)}
.p-sample-body blockquote p{margin:0}
.p-sample-body a{color:var(--accent)}
.p-sample-more{display:flex;align-items:center;gap:8px;padding:4px 24px 22px;font-weight:600;color:var(--accent);text-decoration:none}
.p-sample-more .ic{width:18px;height:18px}

.p-steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.p-steps li{display:grid;gap:6px;align-content:start;padding:20px;border-radius:16px;background:var(--panel)}
.p-steps .ic{width:24px;height:24px;color:var(--accent);margin-bottom:6px}
.p-steps b{font-size:16px}
.p-steps span{font-size:14.5px;color:var(--muted);line-height:1.5}

.p-faq{padding:8px 24px;border-radius:16px;background:var(--panel)}
.p-faq details{padding:14px 0}
.p-faq details:first-child{padding-top:14px}

.p-bundle{list-style:none;margin:0;padding:0;border-radius:16px;background:var(--panel);overflow:hidden}
.p-bundle li + li{border-top:1px solid var(--line)}
.p-bundle a{display:flex;justify-content:space-between;gap:16px;padding:16px 20px;color:var(--ink);text-decoration:none}
.p-bundle a:hover{background:var(--panel-2)}
.p-bundle span{color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums}
.p-bundle-sum{margin:14px 0 0;font-weight:600;font-variant-numeric:tabular-nums}

.p-upsell{margin-top:56px;padding:24px;border-radius:24px;background:var(--t-sub);display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between}
.p-upsell h2{font-size:22px;letter-spacing:-.015em;margin:0 0 6px}
.p-upsell p{margin:0;color:var(--muted);max-width:52ch}
.p-risk{margin:40px 0 0;font-size:14px;color:var(--muted);line-height:1.55}

.p-more{padding-top:72px}
.p-more-top{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:20px}
.p-more-top h2{margin:0}
.p-more-top a{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--accent);text-decoration:none}
.p-more-top .ic{width:18px;height:18px}
.p-more-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.p-more-card{display:grid;gap:8px;align-content:start;min-height:150px;padding:20px;border-radius:24px;background:var(--t-mkt);color:var(--ink);text-decoration:none;transition:transform .25s var(--ease-out),box-shadow .25s ease}
.p-more-card[data-cat="ai"]{background:var(--t-ai)}
.p-more-card span{font-size:13.5px;font-weight:600;color:var(--t-mkt-ink)}
.p-more-card[data-cat="ai"] span{color:var(--t-ai-ink)}
.p-more-card b{font-size:18px;letter-spacing:-.015em;line-height:1.25}
.p-more-card em{font-style:normal;font-weight:700;margin-top:auto;font-variant-numeric:tabular-nums}
@media (hover:hover) and (pointer:fine){.p-more-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}}

.p-bar{display:none}

@media (max-width:980px){
  .p-grid{grid-template-columns:minmax(0,1fr)}
  .p-buy{grid-column:1;grid-row:auto;position:static;margin-top:12px}
  .p-hero{padding:24px 20px}
  .p-hero .lead{font-size:16.5px}
  .p-sec{padding-top:44px}
  .p-more-grid{grid-template-columns:minmax(0,1fr)}
  .p-more-card{min-height:0}
  .p-bar{display:flex;position:fixed;z-index:20;left:0;right:0;bottom:0;align-items:center;justify-content:space-between;gap:12px;
    padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:var(--surface);box-shadow:0 -1px 0 var(--line),0 -8px 24px -12px rgba(18,24,40,.18);
    transform:translateY(110%);transition:transform .3s var(--ease-out)}
  .p-bar.on{transform:none}
  .p-bar span{font-size:14px;color:var(--muted)}
  .p-bar b{font-size:20px;color:var(--ink);margin-right:4px;font-variant-numeric:tabular-nums}
  .p-bar .btn{padding:13px 18px}
  body:has(.p-bar) .foot{padding-bottom:96px}
}
@media (max-width:640px){
  #learn .p-checks,#who .p-checks{grid-template-columns:minmax(0,1fr)}
  .p-mod summary{grid-template-columns:28px minmax(0,1fr) 20px;padding:14px}
  .p-mod-n{width:28px;height:28px}
  .p-mod-m{grid-column:2;grid-row:2}
  .p-mod-x{grid-column:3;grid-row:1}
  .p-mod ol{padding:0 14px 10px 14px}
  .p-sample-head,.p-sample-body{padding-inline:18px}
  .p-sample-more{padding-inline:18px}
  .p-faq{padding-inline:18px}
  .p-sample-body{max-height:560px;font-size:16px}
  .p-steps{grid-template-columns:1fr 1fr}
}
@media (prefers-reduced-motion:reduce){.p-bar,.p-mod-x,.p-more-card,.p-cta .ic{transition:none}}