/* portfolio-pf-guide.css — preview (25) + 22 WEBP */
/* 2026-09-09.01: main.pf */

:root{
  --pf-ink:#17122f;
  --pf-ink2:#29203f;
  --pf-text:#443e4e;
  --pf-muted:#756f7e;
  --pf-line:#e8e2ec;
  --pf-soft:#faf8fc;
  --pf-soft2:#f5f1f7;
  --pf-accent:#76508b;
  --pf-accent2:#a879ba;
  --pf-white:#fff;
  --pf-shadow:0 22px 68px rgba(23,18,47,.10);
}

.pf,
.pf *,
.pf *::before,
.pf *::after{
  box-sizing:border-box;
}

.pf{
  color:var(--pf-ink);
  background:#fff;
}

.pf img{
  display:block;
  max-width:100%;
}

.pf button,
.pf input{
  font:inherit;
}

.pf a{
  color:inherit;
}

.pf__wrap{
  width:min(1200px,calc(100% - 40px));
  margin-inline:auto;
}

/* BREADCRUMBS */

.pf__crumbs{
  padding:23px 0 0;
  color:var(--pf-muted);
  font-size:14px;
}

.pf__crumbs a{
  text-decoration:none;
}

.pf__crumbs span{
  margin:0 7px;
}

/* COMMON */

.pf__eyebrow{
  display:flex;
  align-items:center;
  gap:10px;
  margin:0 0 15px;
  color:var(--pf-accent);
  font-size:12px;
  font-weight:800;
  letter-spacing:.11em;
  text-transform:uppercase;
}

.pf__eyebrow::before{
  content:"";
  width:28px;
  height:2px;
  flex:0 0 auto;
  background:currentColor;
}

.pf__section{
  padding:88px 0;
  scroll-margin-top:calc(var(--zp-fixed-header-h,93px) + 70px);
}

.pf__section--soft{
  background:var(--pf-soft);
}

.pf__section--tint{
  background:var(--pf-soft2);
}

.pf__section--dark{
  color:#fff;
  background:var(--pf-ink);
}

.pf__head{
  display:grid;
  grid-template-columns:1fr minmax(280px,440px);
  gap:52px;
  align-items:end;
  margin-bottom:38px;
}

.pf__head h2{
  margin:0;
  max-width:800px;
  font-size:clamp(32px,4.2vw,47px);
  line-height:1.07;
  letter-spacing:-.04em;
}

.pf__head > p{
  margin:0;
  color:var(--pf-muted);
  font-size:16px;
  line-height:1.72;
}

.pf__section--dark .pf__head > p{
  color:#d2ccd9;
}

.pf__section--dark .pf__eyebrow{
  color:#dfc6e8;
}

.pf__btn{
  min-height:50px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 21px;
  color:#fff!important;
  background:var(--pf-ink);
  border:0;
  border-radius:999px;
  text-decoration:none;
  font-size:14px;
  font-weight:800;
  cursor:pointer;
  transition:.18s ease;
}

.pf__btn:hover{
  transform:translateY(-1px);
  background:#2e2447;
}

.pf__text-link{
  display:inline-flex;
  align-items:center;
  gap:7px;
  color:var(--pf-accent)!important;
  text-decoration:none;
  font-size:14px;
  font-weight:800;
}

.pf__text-link::after{
  content:"→";
  transition:transform .18s ease;
}

.pf__text-link:hover::after{
  transform:translateX(4px);
}

/* HERO */

.pf__hero{
  position:relative;
  overflow:hidden;
  padding:46px 0 87px;
  background:
    radial-gradient(circle at 88% 10%,rgba(168,121,186,.15),transparent 29%),
    linear-gradient(180deg,#fff 0%,#fbf9fc 100%);
}

.pf__hero::after{
  content:"";
  position:absolute;
  right:-250px;
  bottom:-390px;
  width:610px;
  height:610px;
  border:1px solid rgba(118,80,139,.10);
  border-radius:50%;
  pointer-events:none;
}

.pf__hero-grid{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(390px,.76fr);
  gap:68px;
  align-items:center;
}

.pf__hero h1{
  margin:0;
  max-width:850px;
  font-size:clamp(43px,5.4vw,68px);
  line-height:1.01;
  letter-spacing:-.05em;
}

.pf__hero-title{
  max-width:790px;
  margin:22px 0 0;
  color:var(--pf-ink);
  font-size:clamp(21px,2.3vw,28px);
  line-height:1.32;
  font-weight:650;
  letter-spacing:-.022em;
}

.pf__hero-copy{
  max-width:760px;
  margin:17px 0 0;
  color:var(--pf-text);
  font-size:17px;
  line-height:1.72;
}

.pf__hero-actions{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:19px;
  margin-top:28px;
}

.pf__hero-note{
  margin-top:28px;
  padding-top:18px;
  color:#625b68;
  border-top:1px solid var(--pf-line);
  font-size:13px;
  font-weight:650;
}

/* HERO COLLAGE */

.pf__hero-visual{
  position:relative;
  min-height:510px;
}

.pf__hero-photo{
  position:absolute;
  overflow:hidden;
  margin:0;
  background:#e8e2eb;
  box-shadow:var(--pf-shadow);
}

.pf__hero-photo img{
  width:100%;
  height:100%;
  object-fit:cover;
}

.pf__hero-photo--main{
  left:0;
  top:32px;
  width:72%;
  height:435px;
  z-index:2;
  border-radius:29px 29px 8px 29px;
}

.pf__hero-photo--top{
  right:0;
  top:0;
  width:42%;
  height:195px;
  z-index:3;
  border:5px solid #fbf9fc;
  border-radius:20px;
}

.pf__hero-photo--bottom{
  right:0;
  bottom:0;
  width:43%;
  height:225px;
  z-index:4;
  border:5px solid #fbf9fc;
  border-radius:20px;
}

.pf__hero-label{
  position:absolute;
  z-index:5;
  left:18px;
  bottom:18px;
  padding:8px 12px;
  color:#fff;
  background:rgba(23,18,47,.76);
  border:1px solid rgba(255,255,255,.13);
  border-radius:999px;
  font-size:10px;
  font-weight:800;
  backdrop-filter:blur(8px);
}

/* FILTERS */

.pf__filters-wrap{
  position:relative;
  z-index:20;
  margin-top:-30px;
}

.pf__filters{
  position:sticky;
  top:var(--zp-fixed-header-h,93px);
  display:flex;
  gap:7px;
  overflow-x:auto;
  padding:10px;
  background:rgba(255,255,255,.95);
  border:1px solid var(--pf-line);
  border-radius:16px;
  box-shadow:0 14px 42px rgba(23,18,47,.07);
  backdrop-filter:blur(14px);
  scrollbar-width:none;
}

.pf__filters::-webkit-scrollbar{
  display:none;
}

.pf__filter{
  flex:0 0 auto;
  min-height:38px;
  padding:8px 13px;
  color:#605966;
  background:#fff;
  border:1px solid var(--pf-line);
  border-radius:999px;
  font-size:12px;
  font-weight:750;
  white-space:nowrap;
  cursor:pointer;
  transition:.18s ease;
}

.pf__filter:hover,
.pf__filter.is-active{
  color:#fff;
  background:var(--pf-ink);
  border-color:var(--pf-ink);
}

/* PORTFOLIO ITEMS */

.pf-work{
  position:relative;
}

.pf-work.is-hidden{
  display:none!important;
}

.pf-section.is-hidden{
  display:none!important;
}

.pf-card{
  width:100%;
  height:100%;
  padding:0;
  overflow:hidden;
  position:relative;
  display:block;
  color:#fff;
  background:#e8e2eb;
  border:0;
  border-radius:20px;
  text-align:left;
  cursor:pointer;
}

.pf-card img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .55s ease;
}

.pf-card:hover img{
  transform:scale(1.025);
}

.pf-card::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(
    180deg,
    rgba(23,18,47,0) 44%,
    rgba(23,18,47,.82) 100%
  );
}

.pf-card__copy{
  position:absolute;
  z-index:2;
  left:20px;
  right:20px;
  bottom:18px;
}

.pf-card__type{
  display:block;
  margin-bottom:5px;
  color:rgba(255,255,255,.70);
  font-size:10px;
  font-weight:800;
  letter-spacing:.07em;
  text-transform:uppercase;
}

.pf-card__title{
  display:block;
  font-size:20px;
  line-height:1.2;
  font-weight:800;
}

.pf-card__text{
  display:block;
  max-width:480px;
  margin-top:6px;
  color:rgba(255,255,255,.82);
  font-size:12px;
  line-height:1.45;
}

/* FEATURED EDITORIAL */

.pf__featured{
  display:grid;
  grid-template-columns:1.15fr .85fr 1fr;
  grid-template-rows:245px 245px;
  gap:14px;
}

.pf__featured .pf-work:nth-child(1){
  grid-row:1/3;
}

.pf__featured .pf-work:nth-child(4){
  grid-column:2/4;
}

.pf__featured .pf-card{
  min-height:100%;
}

.pf__featured .pf-work:nth-child(1) .pf-card__title{
  font-size:27px;
}

/* PORTRAITS */

.pf__portrait-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr .9fr;
  grid-template-rows:250px 250px;
  gap:14px;
}

.pf__portrait-grid .pf-work:first-child{
  grid-row:1/3;
}

.pf__portrait-grid .pf-work:last-child{
  grid-column:2/4;
}

.pf__portrait-grid .pf-work:first-child .pf-card__title{
  font-size:26px;
}

/* BEFORE / AFTER */

.pf__before-after{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
}

.pf-ba{
  overflow:hidden;
  background:#fff;
  border:1px solid var(--pf-line);
  border-radius:24px;
}

.pf-ba__images{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:2px;
  background:var(--pf-line);
}

.pf-ba__image{
  position:relative;
  height:360px;
  overflow:hidden;
  background:#e9e3ec;
}

.pf-ba__image img{
  width:100%;
  height:100%;
  object-fit:cover;
}

.pf-ba__label{
  position:absolute;
  left:12px;
  top:12px;
  padding:7px 9px;
  color:#fff;
  background:rgba(23,18,47,.75);
  border-radius:999px;
  font-size:10px;
  font-weight:800;
}

.pf-ba__body{
  padding:22px;
}

.pf-ba__body small{
  color:var(--pf-accent);
  font-size:10px;
  font-weight:800;
  letter-spacing:.07em;
  text-transform:uppercase;
}

.pf-ba__body h3{
  margin:7px 0 8px;
  font-size:21px;
  line-height:1.25;
}

.pf-ba__body p{
  margin:0;
  color:var(--pf-muted);
  font-size:14px;
  line-height:1.65;
}

/* NEURO */

.pf__neuro-grid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:15px;
}

.pf__neuro-main{
  min-height:540px;
}

.pf__neuro-side{
  display:grid;
  grid-template-rows:1fr 1fr;
  gap:15px;
}

.pf__section--dark .pf-card{
  background:#29203c;
}

.pf__section--dark .pf-card::after{
  background:linear-gradient(
    180deg,
    rgba(23,18,47,.02) 35%,
    rgba(23,18,47,.90)
  );
}

.pf__section--dark .pf__text-link{
  color:#e4ccef!important;
}

/* PRODUCT STORY */

.pf__product-flow{
  display:grid;
  grid-template-columns:1fr 52px 1fr 52px 1fr;
  gap:12px;
  align-items:center;
}

.pf__product-stage{
  overflow:hidden;
  background:#fff;
  border:1px solid var(--pf-line);
  border-radius:20px;
}

.pf__product-image{
  height:300px;
  overflow:hidden;
  background:#e9e3ec;
}

.pf__product-image img{
  width:100%;
  height:100%;
  object-fit:cover;
}

.pf__product-copy{
  padding:17px;
}

.pf__product-copy small{
  display:block;
  margin-bottom:5px;
  color:#99919f;
  font-size:10px;
  font-weight:800;
  letter-spacing:.07em;
  text-transform:uppercase;
}

.pf__product-copy strong{
  font-size:15px;
}

.pf__product-arrow{
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--pf-accent);
  font-size:29px;
}

/* PHYSICAL */

.pf__physical{
  display:grid;
  grid-template-columns:1.12fr .88fr .88fr;
  gap:14px;
}

.pf__physical .pf-work{
  min-height:430px;
}

.pf__physical .pf-work:first-child{
  min-height:500px;
}

.pf__physical .pf-work:first-child .pf-card__title{
  font-size:25px;
}

/* TRUST */

.pf__trust{
  display:grid;
  grid-template-columns:.74fr 1.26fr;
  gap:55px;
  align-items:center;
}

.pf__trust-quote{
  margin:0;
  color:var(--pf-ink);
  font-size:clamp(34px,4.3vw,51px);
  line-height:1.07;
  letter-spacing:-.045em;
  font-weight:780;
}

.pf__trust-quote span{
  color:var(--pf-accent);
}

.pf__trust-copy p{
  max-width:680px;
  margin:0 0 18px;
  color:var(--pf-text);
  font-size:16px;
  line-height:1.75;
}

.pf__trust-copy p:last-of-type{
  margin-bottom:24px;
}

/* REVIEWS */

.pf__review-strip{
  display:grid;
  grid-template-columns:1fr auto;
  gap:30px;
  align-items:center;
  padding:30px 0;
  border-top:1px solid var(--pf-line);
  border-bottom:1px solid var(--pf-line);
}

.pf__review-strip h2{
  margin:0 0 6px;
  font-size:25px;
}

.pf__review-strip p{
  margin:0;
  color:var(--pf-muted);
  line-height:1.6;
}

/* FINAL CTA */

.pf__final{
  position:relative;
  overflow:hidden;
  padding:88px 0;
  color:#fff;
  background:
    radial-gradient(circle at 87% 18%,rgba(168,121,186,.43),transparent 30%),
    var(--pf-ink);
}

.pf__final-inner{
  max-width:870px;
}

.pf__final h2{
  margin:0;
  max-width:820px;
  font-size:clamp(34px,4.8vw,51px);
  line-height:1.06;
  letter-spacing:-.043em;
}

.pf__final p{
  max-width:730px;
  margin:20px 0 28px;
  color:#dad4e1;
  font-size:17px;
  line-height:1.7;
}

.pf__final .pf__btn{
  color:var(--pf-ink)!important;
  background:#fff;
}

.pf__final .pf__text-link{
  color:#ead6f1!important;
}

/* LIGHTBOX */

.pf-dialog{
  width:min(1060px,calc(100% - 34px));
  max-height:min(88vh,900px);
  padding:0;
  overflow:hidden;
  color:var(--pf-ink);
  background:#fff;
  border:0;
  border-radius:26px;
  box-shadow:0 30px 100px rgba(23,18,47,.32);
}

.pf-dialog::backdrop{
  background:rgba(17,12,30,.72);
  backdrop-filter:blur(6px);
}

.pf-dialog__grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  min-height:580px;
}

.pf-dialog__media{
  position:relative;
  min-height:580px;
  background:#e9e3ec;
}

.pf-dialog__media img{
  width:100%;
  height:100%;
  object-fit:cover;
}

.pf-dialog__body{
  position:relative;
  padding:44px 38px 34px;
  overflow-y:auto;
}

.pf-dialog__close{
  position:absolute;
  right:17px;
  top:16px;
  width:38px;
  height:38px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:#5f5865;
  background:var(--pf-soft2);
  border:0;
  border-radius:50%;
  font-size:23px;
  cursor:pointer;
}

.pf-dialog__type{
  display:block;
  margin-bottom:10px;
  color:var(--pf-accent);
  font-size:10px;
  font-weight:800;
  letter-spacing:.08em;
  text-transform:uppercase;
}

.pf-dialog h2{
  margin:0;
  padding-right:35px;
  font-size:clamp(27px,3vw,36px);
  line-height:1.1;
  letter-spacing:-.03em;
}

.pf-dialog__lead{
  margin:16px 0 0;
  color:var(--pf-text);
  line-height:1.72;
}

.pf-dialog__facts{
  margin-top:27px;
  border-top:1px solid var(--pf-line);
}

.pf-dialog__fact{
  padding:16px 0;
  border-bottom:1px solid var(--pf-line);
}

.pf-dialog__fact strong{
  display:block;
  margin-bottom:4px;
  font-size:13px;
}

.pf-dialog__fact span{
  color:var(--pf-muted);
  font-size:13px;
  line-height:1.58;
}

.pf-dialog__actions{
  display:flex;
  flex-wrap:wrap;
  gap:10px 18px;
  align-items:center;
  margin-top:25px;
}

/* REVEAL */

.pf-reveal{
  opacity:0;
  transform:translateY(13px);
  transition:opacity .46s ease,transform .46s ease;
}

.pf-reveal.is-visible{
  opacity:1;
  transform:none;
}

/* RESPONSIVE */

@media(max-width:1020px){

  .pf__hero-grid,
  .pf__head,
  .pf__trust{
    grid-template-columns:1fr;
    gap:32px;
  }

  .pf__hero-visual{
    max-width:700px;
    min-height:430px;
  }

  .pf__featured{
    grid-template-columns:1fr 1fr;
    grid-template-rows:300px 220px 220px;
  }

  .pf__featured .pf-work:nth-child(1){
    grid-row:1/3;
  }

  .pf__featured .pf-work:nth-child(4){
    grid-column:auto;
  }

  .pf__portrait-grid{
    grid-template-columns:1fr 1fr;
    grid-template-rows:300px 220px 220px;
  }

  .pf__portrait-grid .pf-work:first-child{
    grid-row:1/3;
  }

  .pf__portrait-grid .pf-work:last-child{
    grid-column:auto;
  }

  .pf__product-flow{
    grid-template-columns:1fr;
  }

  .pf__product-arrow{
    min-height:35px;
    transform:rotate(90deg);
  }

  .pf__physical{
    grid-template-columns:1fr 1fr;
  }

  .pf__physical .pf-work:first-child{
    grid-column:1/3;
  }

}

@media(max-width:760px){

  .pf__wrap{
    width:min(100% - 28px,1200px);
  }

  .pf__hero{
    padding:34px 0 64px;
  }

  .pf__hero h1{
    font-size:clamp(36px,10vw,50px);
  }

  .pf__hero-visual{
    min-height:335px;
  }

  .pf__hero-photo--main{
    width:72%;
    height:292px;
    border-radius:22px 22px 7px 22px;
  }

  .pf__hero-photo--top{
    width:43%;
    height:137px;
  }

  .pf__hero-photo--bottom{
    width:44%;
    height:155px;
  }

  .pf__filters-wrap{
    margin-top:-21px;
  }

  .pf__section{
    padding:65px 0;
  }

  .pf__featured,
  .pf__portrait-grid{
    display:flex;
    flex-direction:column;
  }

  .pf__featured .pf-work,
  .pf__portrait-grid .pf-work{
    height:270px;
  }

  .pf__featured .pf-work:first-child,
  .pf__portrait-grid .pf-work:first-child{
    height:380px;
  }

  .pf__before-after{
    grid-template-columns:1fr;
  }

  .pf-ba__image{
    height:290px;
  }

  .pf__neuro-grid{
    grid-template-columns:1fr;
  }

  .pf__neuro-main{
    min-height:440px;
  }

  .pf__neuro-side{
    grid-template-columns:1fr 1fr;
    grid-template-rows:260px;
  }

  .pf__physical{
    grid-template-columns:1fr;
  }

  .pf__physical .pf-work,
  .pf__physical .pf-work:first-child{
    min-height:360px;
    grid-column:auto;
  }

  .pf__review-strip{
    grid-template-columns:1fr;
  }

  .pf-dialog{
    width:min(100% - 20px,1060px);
    max-height:92vh;
    border-radius:20px;
  }

  .pf-dialog__grid{
    display:block;
    min-height:0;
  }

  .pf-dialog__media{
    min-height:320px;
    height:42vh;
  }

  .pf-dialog__body{
    padding:28px 22px 30px;
  }

}

@media(max-width:480px){

  .pf__hero-actions,
  .pf-dialog__actions{
    align-items:flex-start;
    flex-direction:column;
  }

  .pf__neuro-side{
    grid-template-columns:1fr;
    grid-template-rows:240px 240px;
  }

  .pf-ba__images{
    grid-template-columns:1fr;
  }

  .pf-ba__image{
    height:250px;
  }

}

@media(prefers-reduced-motion:reduce){

  .pf *,
  .pf *::before,
  .pf *::after{
    transition:none!important;
    scroll-behavior:auto!important;
  }

  .pf-reveal{
    opacity:1;
    transform:none;
  }

}

html { scroll-behavior: smooth; scroll-padding-top: 110px; }
main.pf {
  overflow-x: clip;
  width: 100%;
  max-width: 100%;
}
main.pf img {
  max-width: 100%;
  height: auto;
  display: block;
}
main.pf a[data-zp-contacts-open] { cursor: pointer; }