/* Страница проекта «ЧТЗ-УРАЛТРАК»: бренд клиента (оранжевый и графит). Подключается после proto.css. */
.pp-ut{--color-theme:#e84d22;--color-theme-rgb:232,77,34;--color-theme-hover:#c93d15;--pp-brand:#e84d22;--pp-brand-dark:#1b1c1e;--pp-brand-tint:#fdf1ec}
.pp-ut .btn-primary{--bs-btn-bg:#e84d22;--bs-btn-border-color:#e84d22;--bs-btn-hover-bg:#c93d15;--bs-btn-hover-border-color:#c93d15;background:#e84d22;border-color:#e84d22;color:#fff}
.pp-ut .btn-primary:hover{background:#c93d15;border-color:#c93d15}
.pp-ut .pp-hero{background:radial-gradient(900px 500px at 80% 10%,rgba(232,77,34,.35) 0%,transparent 60%),linear-gradient(135deg,#141517 0%,#232527 55%,#34302d 100%)}
.pp-ut .pp-hero .pp-tag{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.16)}
.pp-ut .pp-panel--dark{background:linear-gradient(135deg,#151618,#3b2b24)}
.pp-ut .pp-panel--dark .pp-eyebrow,.pp-ut .pp-panel--dark .pp-ticks li::before{color:#ff9d7e}
.pp-ut .pp-bit--seo{background:linear-gradient(160deg,#151618,#5a2b1c)}
.pp-ut .pp-checks li::before{color:#ff9d7e}
.pp-ut .pp-bit--php{background:#e84d22}
.pp-ut .pp-cta__box{background:linear-gradient(120deg,#8f2a0f,#e84d22 60%,#ff8a5f);background-size:160% 100%}
.pp-ut .pp-cta .btn-light{color:#c93d15}
.pp-ut .pp-nums b,.pp-ut .pp-mini-stats b{color:#e84d22}
.pp-ut .pp-browser--hero img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;object-position:top;background:#222}
.pp-ut .pp-bcard--accent{background:#1b1c1e}
.pp-ut .pp-pin span{background:#e84d22}
.pp-ut .pp-title{font-size:clamp(30px,3.5vw,50px);line-height:1.12}
.pp-sechead__note{color:var(--color-gray-6);max-width:700px;margin:14px 0 0}

/* ---- анимация: шестерёнки в обложке ---- */
.pp-gears{position:absolute;right:-120px;bottom:-140px;width:min(1000px,100%);height:auto;opacity:.95;pointer-events:none;z-index:0}
.pp-gear{fill:none;stroke:rgba(232,77,34,.7);stroke-width:2.5;transform-box:fill-box;transform-origin:center}
.pp-gear path{fill:rgba(232,77,34,.09)}
.pp-gear--a{animation:pp-spin 60s linear infinite}
.pp-gear--b{animation:pp-spin 34s linear infinite reverse}
@keyframes pp-spin{to{transform:rotate(360deg)}}

/* ---- фото завода ---- */
.pp-photos__row{display:grid;grid-template-columns:1fr 1.15fr 1fr;gap:20px;align-items:end}
.pp-ph{margin:0;position:relative;overflow:hidden;border-radius:var(--border-radius);background:#222;aspect-ratio:566/330}
.pp-ph--mid{aspect-ratio:566/420}
.pp-ph img{display:block;width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.05);transform:scale(1.04);transition:filter .7s,transform 1.2s var(--pp-ease)}
.pp-ph:hover img{filter:none;transform:scale(1.1)}
.pp-ph figcaption{position:absolute;left:0;right:0;bottom:0;padding:34px 20px 16px;color:#fff;font-weight:600;font-size:14px;text-transform:uppercase;letter-spacing:.05em;background:linear-gradient(transparent,rgba(20,21,23,.85))}
.pp-ph figcaption::before{content:"";display:block;width:34px;height:3px;background:#e84d22;margin-bottom:10px}

/* ---- история: таймлайн ---- */
.pp-hist__grid{display:grid;grid-template-columns:5fr 7fr;gap:clamp(24px,4vw,60px);align-items:start}
.pp-tl{position:relative;list-style:none;margin:0;padding:0 0 0 38px}
.pp-tl::before,.pp-tl::after{content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;background:var(--color-gray-2)}
.pp-tl::after{background:#e84d22;transform-origin:50% 0;transform:scaleY(var(--tp,0));transition:transform .15s linear}
.pp-tl li{position:relative;padding:0 0 38px;opacity:.35;transition:opacity .5s}
.pp-tl li:last-child{padding-bottom:0}
.pp-tl li::before{content:"";position:absolute;left:-38px;top:6px;width:20px;height:20px;border-radius:50%;background:#fff;border:3px solid var(--color-gray-3);transition:.4s}
.pp-tl li.on{opacity:1}
.pp-tl li.on::before{border-color:#e84d22;background:#e84d22;box-shadow:0 0 0 6px rgba(232,77,34,.16)}
.pp-tl b{display:block;font-family:var(--font-family-header);font-weight:600;font-size:clamp(30px,3.4vw,48px);line-height:1;color:#e84d22;letter-spacing:-.02em;margin-bottom:8px}
.pp-tl h5{font-size:19px;margin:0 0 6px}.pp-tl p{margin:0;font-size:15px;line-height:1.55;color:var(--color-gray-6)}
.pp-hist__shot{position:sticky;top:100px}
.pp-hist__shot img{display:block;width:100%;height:auto;aspect-ratio:1600/889;object-fit:cover;object-position:top;cursor:zoom-in}

/* ---- четыре экрана ---- */
.pp-screens__two{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,3vw,40px) clamp(20px,3vw,40px)}
.pp-screens figure{margin:0;min-width:0}
.pp-screens figcaption{margin-top:14px;font-size:14px;color:var(--color-gray-5)}
.pp-screens--plain{background:none;padding-top:0;margin-bottom:0}
.pp-screens .pp-browser img[data-zoom]{cursor:zoom-in;display:block;width:100%;height:auto;aspect-ratio:1600/889;object-fit:cover;object-position:top;transition:transform .8s var(--pp-ease)}
.pp-screens .pp-browser:hover img[data-zoom]{transform:scale(1.02)}

/* ---- bento ---- */
.pp-ut .pp-bit--search{grid-column:span 7;background:#fff;border:1px solid var(--color-gray-2)}
.pp-ut .pp-bit--php{grid-column:span 3}
.pp-ut .pp-bit--code{grid-column:span 4}
.pp-ut .pp-bit--list{grid-column:span 12}
.pp-ut .pp-bit--list ul{grid-template-columns:repeat(3,1fr)}
.pp-code-note{margin:10px 0 0;font-size:12px;color:rgba(207,227,255,.55)}
.pp-sfield{display:flex;align-items:center;gap:12px;margin-top:22px;padding:14px 18px;border:2px solid #e84d22;border-radius:12px;background:#fff;font-size:18px;min-height:56px}
.pp-sfield i{color:#e84d22;font-size:20px}
.pp-sfield em{width:2px;height:1.2em;background:#e84d22;animation:pp-blink 1s steps(2) infinite}
@keyframes pp-blink{50%{opacity:0}}
.pp-sres{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;min-height:40px}
.pp-sres span{padding:8px 14px;border-radius:30px;background:var(--color-gray-1);font-size:14px;opacity:0;transform:translateY(8px);transition:.4s}
.pp-sres.show span{opacity:1;transform:none}
.pp-sres.show span:nth-child(2){transition-delay:.12s}.pp-sres.show span:nth-child(3){transition-delay:.24s}

@media(min-width:992px){.pp-steps--5{grid-template-columns:repeat(5,1fr);gap:24px}}
@media(max-width:1199px){.pp-ut .pp-bit--search{grid-column:span 12}.pp-ut .pp-bit--php{grid-column:span 4}.pp-ut .pp-bit--code{grid-column:span 8}}
@media(max-width:991px){.pp-hist__grid{grid-template-columns:1fr}.pp-hist__shot{position:relative;top:auto}.pp-ut .pp-bit--list ul{grid-template-columns:1fr}.pp-photos__row{grid-template-columns:1fr 1fr}.pp-ph--mid{grid-column:span 2;aspect-ratio:16/7}.pp-gears{opacity:.55;width:150%;right:-55%;bottom:-6%}}
@media(max-width:767px){.pp-screens__two{grid-template-columns:1fr}}
@media(max-width:575px){.pp-gears{width:190%;right:-80%;bottom:12%;opacity:.65}.pp-gear{stroke-width:3}.pp-ut .pp-bit--php,.pp-ut .pp-bit--code{grid-column:span 12}.pp-photos__row{grid-template-columns:1fr}.pp-ph--mid{grid-column:auto;aspect-ratio:566/330}.pp-ut .pp-title{font-size:min(7vw,30px)}}
@media(prefers-reduced-motion:reduce){.pp-sfield em{animation:none}.pp-gear--a{animation:pp-spin 220s linear infinite}.pp-gear--b{animation:pp-spin 130s linear infinite reverse}.pp-tl li{opacity:1}.pp-sres span{opacity:1;transform:none}}