/* AIVA Group — CSS страницы «portfolio» (вынесено из инлайн-<style> при рефакторинге).
   Грузится после main.css + site-fixes.css (см. inc/enqueue.php, блок 4b). */
/* ===================================================================
   PORTFOLIO PAGE: «Портфолио» — секции только этой страницы (.pf-*)
   Наследует токены/типографику дизайн-системы; новые компоненты — ниже
   =================================================================== */
/* hero: тег + H1 + лид + мини-метрики */
.pf-hero-grid{grid-template-columns:1.02fr .98fr;gap:54px;align-items:center}
.pf-hero-metrics{display:flex;gap:0;margin-top:38px;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;max-width:620px;opacity:0;background:#fff}
.pf-metric{flex:1;padding:24px 28px;border-right:1px solid var(--line)}
.pf-metric:last-child{border-right:0}
.pf-metric .pm-num{font-family:var(--font-h);font-weight:800;font-size:clamp(28px,3.2vw,40px);line-height:1;letter-spacing:-.02em;color:var(--ink)}
.pf-metric .pm-num i{font-style:normal;color:var(--coral);font-size:.6em;margin-left:2px}
.pf-metric .pm-lbl{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--gray);margin-top:10px;line-height:1.35}
@media(max-width:680px){.pf-hero-metrics{flex-wrap:wrap}.pf-metric{flex:1 1 50%;border-bottom:1px solid var(--line)}.pf-metric:nth-child(2n){border-right:0}}
/* hero wow-motion: «бегущая стена работ» — 2 колонки скриншотов, встречное движение */
.pf-hero-wall{position:relative;height:560px;display:grid;grid-template-columns:1fr 1fr;gap:16px;opacity:0;-webkit-mask-image:linear-gradient(to bottom,transparent 0,#000 11%,#000 89%,transparent 100%);mask-image:linear-gradient(to bottom,transparent 0,#000 11%,#000 89%,transparent 100%)}
.pfw-col{overflow:hidden}
.pfw-track{display:flex;flex-direction:column;gap:16px;will-change:transform}
.pfw-up .pfw-track{animation:pfwUp 36s linear infinite}
.pfw-down .pfw-track{animation:pfwDown 42s linear infinite}
@keyframes pfwUp{from{transform:translateY(0)}to{transform:translateY(-50%)}}
@keyframes pfwDown{from{transform:translateY(-50%)}to{transform:translateY(0)}}
.pfw-card{position:relative;border-radius:14px;overflow:hidden;border:1px solid var(--line);aspect-ratio:1024/504;background:var(--gray-bg)}
.pfw-card img{width:100%;height:100%;object-fit:cover;object-position:top center;display:block}
.pf-hero-wall:hover .pfw-track{animation-play-state:paused}
@media(prefers-reduced-motion:reduce){.pfw-up .pfw-track,.pfw-down .pfw-track{animation:none}}
@media(max-width:980px){.pf-hero-grid{grid-template-columns:1fr;gap:36px}.pf-hero-wall{display:none}}

/* works grid + filter chips */
.pf-works{padding:120px 0}
.pf-works-head{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;flex-wrap:wrap;margin-bottom:40px}
.pf-works-head h2{font-family:var(--font-h);font-weight:800;font-size:clamp(30px,4.2vw,56px);line-height:1.07;letter-spacing:-.02em;text-transform:uppercase;margin-top:16px}
.pf-works-head h2 em{font-style:normal;color:var(--blue)}
.pf-works-head .sec-note{max-width:380px;color:var(--gray);font-size:16px}
.pf-filter{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:44px}
.pf-chip{font-family:var(--font-body);font-weight:600;font-size:14px;color:var(--gray);background:#fff;border:1px solid var(--line);border-radius:999px;padding:11px 20px;cursor:pointer;transition:color .25s,border-color .25s,background .25s}
.pf-chip:hover{color:var(--blue);border-color:#c6d9e6}
.pf-chip.active{background:var(--ink);border-color:var(--ink);color:#fff}
.pf-chip .pf-chip-n{font-variant-numeric:tabular-nums;opacity:.55;margin-left:7px;font-size:12px}
.pf-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.pf-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:#fff;transition:transform .4s cubic-bezier(.4,0,.2,1),border-color .4s}
.pf-card:hover{transform:translateY(-6px);border-color:var(--blue)}
.pf-card.is-hidden{display:none}
.pf-shot{position:relative;aspect-ratio:1024/504;background:var(--gray-bg);overflow:hidden;border-bottom:1px solid var(--line)}
.pf-shot img{width:100%;height:100%;object-fit:cover;object-position:top center;transition:transform .6s cubic-bezier(.4,0,.2,1)}
.pf-card:hover .pf-shot img{transform:scale(1.04)}
.pf-shot .pf-cat-badge{position:absolute;top:14px;left:14px;z-index:2;background:#fff;color:var(--blue);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:6px 13px;border-radius:999px}
.pf-shot .pf-visit{position:absolute;top:14px;right:14px;z-index:2;width:40px;height:40px;border-radius:50%;background:rgba(20,34,45,.0);border:1px solid transparent;color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;opacity:0;transform:translateY(-4px);transition:opacity .3s,transform .3s,background .3s}
.pf-card:hover .pf-visit{opacity:1;transform:translateY(0);background:var(--coral)}
.pf-card-body{padding:24px 26px 26px;display:flex;flex-direction:column;flex:1}
.pf-card-body h3{font-family:var(--font-h);font-weight:800;font-size:21px;line-height:1.18;letter-spacing:-.01em;color:var(--ink)}
.pf-card-body p{font-size:14.5px;color:var(--gray);margin-top:12px;line-height:1.5;flex:1}
.pf-card-foot{margin-top:22px;display:flex;justify-content:space-between;align-items:center;gap:14px;padding-top:18px;border-top:1px solid var(--line)}
.pf-card-foot .pf-url{font-size:13px;font-weight:600;color:var(--gray);display:flex;align-items:center;gap:8px;min-width:0}
.pf-card-foot .pf-url i{color:var(--blue);font-size:12px;flex-shrink:0}
.pf-card-foot .pf-url span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pf-card-foot .pf-go{flex-shrink:0;font-size:13px;font-weight:700;color:var(--ink);display:inline-flex;align-items:center;gap:8px;transition:color .25s}
.pf-card-foot .pf-go i{color:var(--blue);transition:transform .25s}
.pf-card:hover .pf-card-foot .pf-go{color:var(--blue)}
.pf-card:hover .pf-card-foot .pf-go i{transform:translate(3px,-3px)}
@media(max-width:980px){.pf-grid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.pf-works{padding:72px 0}.pf-grid{grid-template-columns:1fr}.pf-filter{margin-bottom:32px}}
/* портфолио: флагман-проект сверху */
.pf-feat{display:grid;grid-template-columns:1.25fr 1fr;align-items:center;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;margin-bottom:46px;background:#fff;transition:border-color .3s}
.pf-feat:hover{border-color:var(--blue)}
.pf-feat-shot{position:relative;display:block;aspect-ratio:1024/504;overflow:hidden;background:var(--gray-bg)}
.pf-feat-shot img{width:100%;height:100%;object-fit:cover;object-position:top center;transition:transform .6s}
.pf-feat:hover .pf-feat-shot img{transform:scale(1.03)}
.pf-feat-body{padding:26px 38px;display:flex;flex-direction:column;justify-content:center}
.pff-cat{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--blue);margin-bottom:10px}
.pf-feat-body h2{font-family:var(--font-h);font-weight:800;font-size:clamp(26px,2.8vw,38px);line-height:1.08;letter-spacing:-.01em;text-transform:none;color:var(--ink);margin-bottom:12px}
.pf-feat-body p{color:var(--gray);font-size:15px;line-height:1.6;margin-bottom:18px}
.pff-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.pff-tags span{font-size:12px;font-weight:600;color:var(--ink);background:var(--gray-bg);border:1px solid var(--line);border-radius:99px;padding:5px 12px}
.pf-feat-body .btn{align-self:flex-start}
@media(max-width:820px){.pf-feat{grid-template-columns:1fr;margin-bottom:32px}.pf-feat-body{padding:24px}}