/* =========================================================
   04 · Staff (piece C) — machined portrait plates on brushed aluminum
   ========================================================= */
.staff { overflow: hidden; }
.staff__head { align-items: end; margin-bottom: clamp(56px, 7vw, 104px); }
.staff__title { grid-column: 1 / span 7; text-shadow: 0 1px 0 rgba(255, 255, 255, .65); }
.staff__intro { grid-column: 9 / span 4; max-width: 34ch; padding-bottom: .5em; }

/* ---------- grid with staggered depth ---------- */
.staff__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(20px, 2.2vw, 32px); align-items: start; }
/* one baseline; depth comes only from scroll parallax (paired speeds) */
.pcard { will-change: transform; }

/* ---------- the plate ---------- */
.pcard__tilt {
  --rx: 0deg; --ry: 0deg; --mx: 50%; --my: 30%; --hover: 0;
  transform: perspective(1000px) rotateX(var(--rx)) rotateY(var(--ry));
  transform-style: preserve-3d; will-change: transform;
}
.pcard__plate {
  position: relative; padding: 10px 10px 0;
  background: var(--alu-200) url("../../assets/img/tex/brushed-light.webp") center / 1024px repeat; background-blend-mode: multiply;
  border-radius: 3px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .9), inset 0 -1px 0 rgba(0, 0, 0, .25),
    inset 1px 0 0 rgba(255, 255, 255, .5), inset -1px 0 0 rgba(0, 0, 0, .12),
    0 1px 0 rgba(255, 255, 255, .7), 0 2px 0 rgba(14, 15, 17, .12);
  transition: box-shadow 500ms var(--ease-out);
}
.pcard:hover .pcard__plate, .pcard:focus-within .pcard__plate {
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .9), inset 0 -1px 0 rgba(0, 0, 0, .25),
    inset 1px 0 0 rgba(255, 255, 255, .5), inset -1px 0 0 rgba(0, 0, 0, .12),
    0 1px 0 rgba(255, 255, 255, .7), 0 2px 0 rgba(14, 15, 17, .12), 0 0 0 1px rgba(255, 102, 0, .45);
}
/* screw heads in the plate's corners */
.pcard__screws { position: absolute; inset: 2px; pointer-events: none;
  background: radial-gradient(circle at 2.5px 2.5px, #fff 0, #B4B8BD .9px, #6A6E74 2.2px, rgba(0,0,0,0) 2.6px) left top / 5px 5px no-repeat, radial-gradient(circle at 2.5px 2.5px, #fff 0, #B4B8BD .9px, #6A6E74 2.2px, rgba(0,0,0,0) 2.6px) right top / 5px 5px no-repeat, radial-gradient(circle at 2.5px 2.5px, #fff 0, #B4B8BD .9px, #6A6E74 2.2px, rgba(0,0,0,0) 2.6px) left bottom / 5px 5px no-repeat, radial-gradient(circle at 2.5px 2.5px, #fff 0, #B4B8BD .9px, #6A6E74 2.2px, rgba(0,0,0,0) 2.6px) right bottom / 5px 5px no-repeat; }
.pcard__tag { padding-inline: 10px !important; }

.pcard__photo {
  position: relative; aspect-ratio: 4 / 5; overflow: hidden; background: #2B2D31;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, .35);
}
.pcard__photo picture { position: absolute; inset: 0; }
.pcard__img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  object-position: var(--fx) var(--fy);
  transform-origin: var(--fx) var(--fy);
  transform: scale(calc(var(--zoom) * 1.04));
  transition: transform 1200ms var(--ease-out), opacity 700ms var(--ease-out);
}
/* at rest: cool-neutral steel monochrome */
/* one tonal curve for all four: about 70% desaturated, slight contrast lift, cooled */
/* portrait SET: full monochrome on one tonal curve so mismatched sources read as one series */
.pcard__img--mono { filter: none; } /* pre-graded: assets/img/staff-*-mono.webp share one normalised tonal curve */
/* on hover: blooms to natural (slightly restrained) color */
.pcard__img--color { opacity: 0; filter: grayscale(.25) contrast(1.06); }
.pcard:hover .pcard__img--color, .pcard:focus-within .pcard__img--color { opacity: 1; }
.pcard:hover .pcard__img, .pcard:focus-within .pcard__img { transform: scale(var(--zoom)); }

/* orange edge light: a rim along the right and bottom edges */
.pcard__edge {
  position: absolute; inset: 0; pointer-events: none; mix-blend-mode: screen;
  background:
    linear-gradient(270deg, rgba(255, 102, 0, .6), rgba(255, 102, 0, .1) 6%, transparent 16%),
    linear-gradient(0deg, rgba(255, 102, 0, .3), transparent 10%);
  opacity: .28; transition: opacity 600ms var(--ease-out);
}
.pcard__edge::after { content: ""; position: absolute; top: 0; bottom: 0; right: 0; width: 1px; background: var(--ember-500); box-shadow: 0 0 10px 1px var(--ember-glow); opacity: .7; }
.pcard:hover .pcard__edge, .pcard:focus-within .pcard__edge { opacity: 1; }

.pcard__grain {
  position: absolute; inset: 0; pointer-events: none; opacity: .22; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='1.1' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 .5  0 0 0 0 .5  0 0 0 0 .5  0 0 0 1.8 -.4'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}
/* specular sheen that follows the pointer */
.pcard__sheen {
  position: absolute; inset: 0; pointer-events: none; mix-blend-mode: soft-light;
  background:
    radial-gradient(circle at var(--mx) var(--my), rgba(255, 255, 255, .75), rgba(255, 255, 255, .12) 26%, transparent 52%),
    linear-gradient(115deg, transparent 35%, rgba(255, 255, 255, .22) 48%, transparent 60%);
  opacity: calc(.25 + var(--hover) * .75);
}

.pcard__tag { display: flex; justify-content: space-between; padding: 9px 2px 9px; font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: var(--steel-600); text-shadow: 0 1px 0 rgba(255, 255, 255, .7); }
.pcard__tag span:first-child::before { content: ""; display: inline-block; width: 5px; height: 5px; margin-right: 8px; border-radius: 50%; background: var(--steel-600); vertical-align: 1px; transition: background 300ms, box-shadow 300ms; }
.pcard:hover .pcard__tag span:first-child::before, .pcard:focus-within .pcard__tag span:first-child::before { background: var(--ember-500); box-shadow: 0 0 6px 1px var(--ember-glow); }

/* ---------- text ---------- */
.pcard__body { padding-top: 22px; }
.pcard__role { font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: var(--steel-600); }
.pcard__name { margin-top: 8px; font-size: clamp(21px, 1.7vw, 26px); font-weight: 500; letter-spacing: -0.03em; line-height: 1.12; color: var(--graphite); text-shadow: 0 1px 0 rgba(255, 255, 255, .6); }
.pcard__mail { display: inline-flex; align-items: center; min-height: 32px; margin-top: 4px; font-family: var(--font-mono); font-size: 11px; letter-spacing: .18em; color: var(--muted-on-light); background: linear-gradient(var(--ember-500), var(--ember-500)) left calc(100% - 6px) / 0 1px no-repeat; transition: background-size 500ms var(--ease-out), color var(--dur-hover); }
.pcard__mail:hover { color: var(--graphite); background-size: 100% 1px; }

.pcard__toggle { margin-top: 10px; display: flex; align-items: center; justify-content: space-between; width: 100%; min-height: 44px; border-top: 1px solid var(--rule-light); font-size: 14px; font-weight: 500; color: var(--graphite); }
.pcard__toggle-icon { position: relative; width: 40px; height: 40px; flex: none; border: 1px solid var(--ember-500); color: var(--ember-500); display: grid; place-items: center; transition: border-color var(--dur-hover), background var(--dur-hover), color var(--dur-hover), box-shadow var(--dur-hover); }
.pcard__toggle-icon i { position: absolute; width: 10px; height: 1px; background: currentColor; transition: transform 500ms var(--ease-out); }
.pcard__toggle-icon i:last-child { transform: rotate(90deg); }
.pcard__toggle:hover .pcard__toggle-icon { background: var(--ember-500); color: var(--graphite); box-shadow: 0 0 18px var(--ember-glow); }
.pcard__toggle[aria-expanded="true"] .pcard__toggle-icon { background: var(--ember-500); border-color: var(--ember-500); color: var(--graphite); }
.pcard__toggle[aria-expanded="true"] .pcard__toggle-icon i:last-child { transform: rotate(0deg); }

.pcard__bio { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 700ms var(--ease-out); }
.pcard__bio-in { overflow: hidden; opacity: 0; transform: translateY(-6px); transition: opacity 500ms var(--ease-out), transform 700ms var(--ease-out); }
.pcard__bio.is-open { grid-template-rows: 1fr; }
.pcard__bio.is-open .pcard__bio-in { opacity: 1; transform: none; transition-delay: 120ms; }
.pcard__bio p { padding-top: 12px; font-size: 16px; line-height: 1.62; color: var(--muted-on-light); }

/* ---------- Benioff set piece ---------- */
.squote { position: relative; margin-top: clamp(80px, 9vw, 140px); display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gutter); }
.squote__mark {
  position: absolute; left: -0.06em; top: clamp(40px, 5vw, 70px); z-index: 0; pointer-events: none;
  font-size: clamp(200px, 22vw, 340px); line-height: 1; font-weight: 500;
  background: linear-gradient(180deg, rgba(26, 27, 30, .13), rgba(26, 27, 30, .03));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  text-shadow: none; filter: drop-shadow(0 1px 0 rgba(255, 255, 255, .8));
}
.squote__rule { grid-column: 1 / -1; position: relative; height: 1px; background: var(--rule-light); box-shadow: 0 1px 0 rgba(255, 255, 255, .7); margin-bottom: clamp(48px, 6vw, 80px); }
.squote__rule .led { position: absolute; left: 0; top: -3px; }
.squote__body { grid-column: 2 / span 10; position: relative; z-index: 1; }
.squote__text {
  font-size: clamp(54px, 8.4vw, 136px); font-weight: 500; letter-spacing: -0.05em; line-height: .98;
  color: var(--graphite);
}
.squote__text .line { background: linear-gradient(180deg, var(--graphite) 30%, var(--steel-600) 120%); -webkit-background-clip: text; background-clip: text; color: transparent; padding-right: .06em; }
.squote__text em { font-weight: 400; }
.squote__cite { grid-column: 2 / span 10; margin-top: 36px; display: flex; align-items: center; gap: 16px; font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: var(--steel-600); text-shadow: 0 1px 0 rgba(255, 255, 255, .7); }
.squote__dash { width: 40px; height: 1px; background: var(--ember-500); }

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .staff__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .staff__item:nth-child(n) { margin-top: 0; }
}
@media (max-width: 900px) {
  .staff__title, .staff__intro { grid-column: 1 / -1; }
  .staff__intro { margin-top: 24px; }
}
@media (max-width: 640px) {
  .staff__grid { grid-template-columns: 1fr; gap: 40px; }
  .staff__item:nth-child(n) { margin-top: 0; }
  .pcard { display: grid; grid-template-columns: minmax(0, 44%) minmax(0, 1fr); column-gap: 18px; align-items: start; }
  .pcard__body { padding-top: 4px; }
  .pcard__bio { grid-column: 1 / -1; }
  .pcard__plate { padding: 6px 6px 0; }
  .pcard__tag { font-size: 11px; letter-spacing: .18em; padding: 6px 1px; }
  .pcard__tag span:first-child { display: none; }
  .pcard__name { font-size: 21px; }
  .pcard__mail { font-size: 11px; letter-spacing: .18em; overflow-wrap: anywhere; }
  .squote__body, .squote__cite { grid-column: 1 / -1; }
  .squote__mark { display: none; }
  .squote__text { font-size: clamp(46px, 14vw, 64px); }
}
@media (prefers-reduced-motion: reduce) {
  .pcard__tilt { transform: none !important; }
}

/* r3: one clean row: no micro placards, names reserve two lines so rules and toggles share a baseline */
.pcard__tag { display: none; }
.pcard__plate { padding-bottom: 10px; }
@media (min-width: 641px) { .pcard__name { min-height: 2.24em; } }

/* ---------- v2.2 restraint: frameless portraits, neutral controls, no ornaments ---------- */
.pcard__plate { padding: 0; background: none; border-radius: 0; box-shadow: none; }
.pcard:hover .pcard__plate, .pcard:focus-within .pcard__plate { box-shadow: none; }
.pcard__photo { box-shadow: inset 0 0 0 1px rgba(26, 27, 30, .18); }
.pcard__screws { display: none; }
.pcard__mail { font-family: var(--font-display); font-size: 15px; letter-spacing: 0; text-transform: none; color: var(--muted-on-light); }
.pcard__toggle-icon { border-color: rgba(26, 27, 30, .35); color: var(--graphite); }
.pcard__toggle:hover .pcard__toggle-icon, .pcard__toggle:focus-visible .pcard__toggle-icon { background: var(--ember-500); border-color: var(--ember-500); color: var(--graphite); box-shadow: 0 0 18px var(--ember-glow); }
.squote__rule .led, .squote__mark { display: none; }
@media (max-width: 640px) { .pcard__mail { font-size: 14px; letter-spacing: 0; } }
.squote { margin-top: clamp(56px, 6vw, 96px); }
.squote__rule { display: none; }
/* edge light only on hover/focus: at rest the set is pure monochrome */
.pcard__edge { opacity: 0; }
.pcard:hover .pcard__edge, .pcard:focus-within .pcard__edge { opacity: .8; }
@media (max-width: 640px) { .pcard__toggle-icon { width: 44px; height: 44px; } }
.pcard__name { font-size: var(--fs-h3); }
@media (max-width: 640px) { .pcard__name { font-size: 24px; } }
/* r8: Benioff quote hangs on the content edge; legible attribution */
.squote__body, .squote__cite { grid-column: 1 / span 11; }
.squote__cite { font-size: 13px; color: var(--muted-on-light); }
.squote__dash { background: currentColor; opacity: .4; }