/* ==========================================================================
   SAN-MIA — Company profile (.pf-)
   Paper hero → white dossier (document + contents) → navy page strip.
   ========================================================================== */

/* Hero: the external-link icon gets the same travelling hover as arrows */
.pf .btn:hover .btn__icon .i-external { transform: translate(2px, -2px); }
.pf .btn__icon .i-external { transition: transform var(--t-med) var(--ease); }

/* 01 · Dossier ------------------------------------------------------------ */
.pf-dossier { overflow: hidden; }
.pf-dossier__grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: clamp(16px, 2.2vw, 32px);
  row-gap: 72px;
  align-items: center;
}

/* The document: cover on top of two offset sheets, turned slightly */
.pf-doc {
  --dx: 1;
  --turn: 9deg;
  grid-column: 1 / span 5;
  position: relative;
  width: min(100%, 420px);
  justify-self: center;
  margin: 0;
  padding-block: 8px 40px;
}
[dir="rtl"] .pf-doc { --dx: -1; --turn: -9deg; }

.pf-doc__link {
  display: block;
  perspective: 2200px;
  border-radius: var(--r-xs);
}
.pf-doc__stack {
  position: relative;
  display: block;
  transform: rotateY(var(--turn)) rotateX(2deg);
  transform-origin: 50% 60%;
  transition: transform 1.1s var(--ease);
}
.pf-doc__sheet {
  position: absolute;
  inset: 0;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r-xs);
  box-shadow: 0 30px 50px -36px rgba(13, 27, 61, 0.45);
  transition: transform 1.1s var(--ease);
}
.pf-doc__sheet--1 { transform: translate(calc(var(--dx) * 14px), 12px); background: #FBFBFC; }
.pf-doc__sheet--2 { transform: translate(calc(var(--dx) * 28px), 24px); background: var(--paper); }

.pf-doc__cover {
  display: block;
  aspect-ratio: 900 / 1272;
  border-radius: var(--r-xs);
  box-shadow:
    0 2px 4px rgba(13, 27, 61, 0.12),
    0 60px 100px -48px rgba(13, 27, 61, 0.6);
}
.pf-doc__cover::before {
  /* binding edge — a hairline of light where the document folds */
  content: '';
  position: absolute;
  inset-block: 0;
  inset-inline-start: 0;
  width: 7%;
  z-index: 1;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.22), rgba(255, 255, 255, 0.14) 18%, rgba(255, 255, 255, 0) 100%);
  pointer-events: none;
}
[dir="rtl"] .pf-doc__cover::before { background: linear-gradient(to left, rgba(0, 0, 0, 0.22), rgba(255, 255, 255, 0.14) 18%, rgba(255, 255, 255, 0) 100%); }

.pf-doc__link:hover .pf-doc__stack,
.pf-doc__link:focus-visible .pf-doc__stack { transform: rotateY(0deg) rotateX(0deg) translateY(-8px); }
.pf-doc__link:hover .pf-doc__sheet--1 { transform: translate(calc(var(--dx) * 18px), 16px); }
.pf-doc__link:hover .pf-doc__sheet--2 { transform: translate(calc(var(--dx) * 36px), 32px); }

/* Glass label floating across the document's edge */
.pf-doc__label {
  position: absolute;
  z-index: 3;
  inset-inline-end: calc(-1 * clamp(40px, 7vw, 120px));
  bottom: 18%;
  display: grid;
  gap: 8px;
  width: min(290px, 84%);
  padding: 20px 22px;
  pointer-events: none;
}
.pf-doc__kicker { color: var(--gold-ink); font-weight: 700; }
.pf-doc__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 2px 0;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--ink);
  line-height: 1.5;
}
.pf-doc__meta > span { white-space: nowrap; }
.pf-doc__meta > span + span::before { content: '·'; margin-inline: 8px; color: var(--gold); }

/* Statement + contents */
.pf-dossier__body {
  grid-column: 7 / span 6;
  display: grid;
  gap: clamp(28px, 3vw, 40px);
  justify-items: start;
}
.pf-dossier__body .eyebrow { margin-bottom: -6px; }
.pf-dossier__statement { font-size: clamp(1.5rem, 2.3vw, 2.15rem); max-width: 26ch; }
html[dir="rtl"] .pf-dossier__statement { max-width: 30ch; }

.pf-toc { width: 100%; border-top: 1px solid var(--line); }
.pf-toc li { border-bottom: 1px solid var(--line); }
.pf-toc__row {
  position: relative;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) auto 40px;
  align-items: center;
  gap: 18px;
  padding-block: 18px;
  transition: padding var(--t-med) var(--ease);
}
.pf-toc__row::after {
  content: '';
  position: absolute;
  inset-inline: 0;
  bottom: -1px;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 0.8s var(--ease);
}
[dir="rtl"] .pf-toc__row::after { transform-origin: 100% 50%; }
.pf-toc__idx {
  font-size: var(--fs-xs);
  font-weight: 700;
  color: var(--gold-ink);
  font-variant-numeric: tabular-nums;
}
.pf-toc__text { display: grid; gap: 2px; }
.pf-toc__title { font-size: clamp(1.05rem, 1.3vw, 1.2rem); font-weight: 700; color: var(--ink); line-height: 1.3; }
.pf-toc__desc { font-size: var(--fs-sm); color: var(--ink-3); line-height: 1.5; }
.pf-toc__pages {
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}
.pf-toc__arrow {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  color: var(--ink);
  transition: background-color var(--t-med) var(--ease), border-color var(--t-med) var(--ease), color var(--t-med) var(--ease);
}
.pf-toc__arrow .i { transition: transform var(--t-med) var(--ease); }

.pf-toc__row:hover { padding-inline-start: 8px; }
.pf-toc__row:hover::after { transform: scaleX(1); }
.pf-toc__row:hover .pf-toc__arrow { background: var(--navy); border-color: var(--navy); color: var(--white); }
.pf-toc__row:hover .pf-toc__arrow .i-arrow { transform: translateX(3px); }
[dir="rtl"] .pf-toc__row:hover .pf-toc__arrow .i-arrow { transform: scaleX(-1) translateX(3px); }

/* 02 · Page strip (navy) ------------------------------------------------- */
.pf-strip { overflow: hidden; }
.pf-strip::before {
  /* the same faint architectural rhythm as the home services index */
  content: '';
  position: absolute;
  inset: 0;
  background-image: linear-gradient(to right, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: calc((min(100vw, var(--container)) - 2 * var(--gutter)) / 6) 100%;
  background-position: center;
  pointer-events: none;
}
.pf-strip .section-head { position: relative; margin-bottom: clamp(36px, 4.5vw, 64px); }

.pf-strip__track {
  --side: max(var(--gutter), calc((100% - var(--container)) / 2));
  position: relative;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: clamp(200px, 18.4vw, 264px);
  gap: clamp(16px, 2vw, 28px);
  padding-block: 18px 28px;
  padding-inline: var(--side);
  scroll-padding-inline: var(--side);
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
}
.pf-strip__track::-webkit-scrollbar { display: none; }
.pf-strip__item { scroll-snap-align: start; }

.pf-page { display: grid; gap: 16px; color: var(--on-dark-2); }
.pf-page__sheet {
  position: relative;
  display: block;
  aspect-ratio: 560 / 791;
  overflow: hidden;
  border-radius: var(--r-xs);
  background: var(--navy-2);
  box-shadow: 0 24px 44px -30px rgba(0, 0, 0, 0.7);
  transition: transform 0.8s var(--ease), box-shadow 0.8s var(--ease);
}
.pf-page__sheet img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-xslow) var(--ease);
}
.pf-page__open {
  position: absolute;
  top: 12px;
  inset-inline-end: 12px;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  color: var(--on-dark);
  background: var(--glass-dark-strong);
  border: 1px solid var(--glass-dark-edge);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  opacity: 0;
  transform: translateY(6px) scale(0.9);
  transition: opacity var(--t-med) var(--ease), transform var(--t-med) var(--ease), background-color var(--t-med) var(--ease), color var(--t-med) var(--ease);
}
.pf-page__cap {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 12px;
  padding-top: 14px;
  border-top: 1px solid var(--line-dark);
}
.pf-page__cap::after {
  content: '';
  position: absolute;
  inset-inline: 0;
  top: -1px;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 0.8s var(--ease);
}
[dir="rtl"] .pf-page__cap::after { transform-origin: 100% 50%; }
.pf-page__num {
  font-size: var(--fs-xs);
  font-weight: 700;
  color: var(--on-dark-3);
  font-variant-numeric: tabular-nums;
  transition: color var(--t-med) var(--ease);
}
.pf-page__title {
  font-size: var(--fs-sm);
  font-weight: 500;
  line-height: 1.4;
  color: var(--on-dark-2);
  transition: color var(--t-med) var(--ease), transform var(--t-med) var(--ease);
}

.pf-page:hover .pf-page__sheet,
.pf-page:focus-visible .pf-page__sheet { transform: translateY(-10px); box-shadow: 0 48px 70px -34px rgba(0, 0, 0, 0.85); }
.pf-page:hover .pf-page__sheet img { transform: scale(1.03); }
.pf-page:hover .pf-page__open,
.pf-page:focus-visible .pf-page__open { opacity: 1; transform: none; }
.pf-page:hover .pf-page__cap::after,
.pf-page:focus-visible .pf-page__cap::after { transform: scaleX(1); }
.pf-page:hover .pf-page__num,
.pf-page:focus-visible .pf-page__num { color: var(--gold); }
.pf-page:hover .pf-page__title,
.pf-page:focus-visible .pf-page__title { color: var(--on-dark); }
.pf-page:focus-visible { outline-offset: 6px; }
.pf-page__open:hover { background: var(--gold); color: var(--navy); }

.pf-strip__foot {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: clamp(28px, 3.6vw, 52px);
}
.pf-strip__nav { display: flex; gap: 10px; }
.pf-strip__btn {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  border: 1px solid var(--line-dark);
  color: var(--on-dark);
  transition: background-color var(--t-med) var(--ease), border-color var(--t-med) var(--ease), color var(--t-med) var(--ease), opacity var(--t-med) var(--ease), transform var(--t-med) var(--ease);
}
.pf-strip__btn:hover:not(:disabled) { background: var(--white); border-color: var(--white); color: var(--navy); transform: scale(1.04); }
.pf-strip__btn:disabled { opacity: 0.32; cursor: default; }
.pf-strip__chev { display: grid; }
.pf-strip__btn--prev .pf-strip__chev { transform: rotate(180deg); }

/* Responsive -------------------------------------------------------------- */
@media (max-width: 1180px) {
  .pf-doc__label { inset-inline-end: -40px; }
}

@media (max-width: 960px) {
  .pf-dossier__grid { grid-template-columns: minmax(0, 1fr); row-gap: 64px; }
  .pf-doc, .pf-dossier__body { grid-column: 1; }
  .pf-doc { width: min(78%, 400px); justify-self: start; margin-inline-start: 4px; }
  .pf-doc__label { inset-inline-end: -28%; bottom: 14%; }
  .pf-dossier__statement { max-width: 32ch; }
}

@media (max-width: 640px) {
  .pf-doc { --turn: 0deg; width: 72%; padding-bottom: 32px; }
  [dir="rtl"] .pf-doc { --turn: 0deg; }
  .pf-doc__sheet--1 { transform: translate(calc(var(--dx) * 10px), 9px); }
  .pf-doc__sheet--2 { transform: translate(calc(var(--dx) * 20px), 18px); }
  .pf-doc__label { inset-inline-end: -34%; bottom: 10%; width: 66%; min-width: 196px; padding: 14px 16px; }
  .pf-doc__meta { font-size: 0.875rem; }
  .pf-doc__meta > span + span::before { margin-inline: 6px; }
  .pf-doc__meta > span:nth-child(3) { flex-basis: 100%; }
  .pf-doc__meta > span:nth-child(3)::before { display: none; }

  .pf .page-hero__actions .btn { flex: 1 1 100%; justify-content: space-between; }

  .pf-toc__row { grid-template-columns: 28px minmax(0, 1fr) 36px; gap: 12px; }
  .pf-toc__pages { grid-column: 2; grid-row: 2; }
  .pf-toc__arrow { grid-column: 3; grid-row: 1 / span 2; width: 36px; height: 36px; }
  .pf-toc__row:hover { padding-inline-start: 0; }

  .pf-strip__track { grid-auto-columns: 62vw; gap: 14px; }
  /* touch: the strip is swiped, the peeking next page signals it */
  .pf-strip__nav { display: none; }
  .pf-strip__foot .btn { flex: 1 1 100%; justify-content: space-between; }
}