.ph-piece { --size-display-sub: clamp(36px, 3.6vw, 48px); }


.ph-piece .movement-deepest .pa-sub { color: var(--ink-inverse-muted); }


.ph-piece .sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}


.ph-piece [id] { scroll-margin-top: 88px; }



.ph-piece .ph-hero {
  position: relative;
  isolation: isolate;
  min-height: 520px;
  display: flex;
  align-items: center;
  padding-inline: var(--gutter);
  overflow: hidden;
}
.ph-piece .ph-hero-media {
  position: absolute; inset: 0; z-index: -2;
  background-size: cover; background-position: center;
}

.ph-piece .ph-hero-scrim {
  position: absolute; inset: 0; z-index: -1;
  background: var(--surface-deepest);
}
.ph-piece .ph-hero-in {
  max-width: 880px;
  margin-inline: auto;
  padding-block: var(--sp-8);
  text-align: center;
}
.ph-piece .ph-hero .t-display { font-size: var(--size-display-sub); }
.ph-piece .ph-hero .pa-sub { max-width: 660px; margin-inline: auto; }
.ph-piece .ph-hero .pa-cta { justify-content: center; margin-top: var(--sp-6); }
.ph-piece .ph-cta-one { justify-content: center; }
.ph-piece .ph-eyebrow { margin-bottom: var(--sp-5); color: var(--ink-inverse-muted); }




.ph-piece .ph-jump {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  
  gap: var(--sp-4) var(--sp-7);
  margin-top: var(--sp-6);
}
.ph-piece .ph-jump a {
  position: relative;
  color: var(--ink-inverse-muted);
  text-decoration: none;
  padding-block: 13px;
  transition: color var(--dur-fast) var(--ease-standard);
}

.ph-piece .ph-jump a::before {
  content: "";
  position: absolute;
  inset: 0 -9px;
}
.ph-piece .ph-jump a:hover { color: var(--ink-inverse); }



.ph-piece .ph-spine {
  position: sticky;
  top: 72px;
  z-index: 40;
  background: var(--surface-base);
  border-bottom: 1px solid var(--rule-strong);
  padding-inline: var(--gutter);
}
.ph-piece .ph-spine-in {
  max-width: var(--container);
  margin-inline: auto;
  height: 64px;
  display: flex;
  align-items: center;
  gap: var(--sp-6);
}
.ph-piece .ph-spine-nav {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
  margin-right: auto;
  overflow-x: auto;
  scrollbar-width: none;
}
.ph-piece .ph-spine-nav::-webkit-scrollbar { display: none; }
.ph-piece .ph-spine-nav a {
  white-space: nowrap;
  color: var(--ink-muted);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-standard);
}
.ph-piece .ph-spine-nav a:hover,
.ph-piece .ph-spine-nav a[aria-current="true"] { color: var(--ink-navy); }
.ph-piece .ph-spine .btn { padding: 10px 20px; white-space: nowrap; }



.ph-piece b { font-weight: 600; }



.ph-piece .ph-h { margin: 0; max-width: 900px; }
.ph-piece .ph-lead {
  margin: var(--sp-5) 0 0;
  max-width: 720px;
  color: var(--ink-muted);
}

.ph-piece .ph-note { margin: var(--sp-6) 0 0; color: var(--ink-muted); }
.ph-piece .ph-foot {
  margin: var(--sp-5) 0 0;
  max-width: 760px;
  color: var(--ink-muted);
}



.ph-piece .ph-matrix-scroll {
  margin-top: var(--sp-8);
  overflow-x: auto;
  scrollbar-width: thin;
}

.ph-piece .ph-matrix {
  
  width: calc(100% - 25px);
  table-layout: fixed;
  
  min-width: 0;
  border-collapse: collapse;
  text-align: left;
}
.ph-piece .ph-matrix :is(th, td) {
  padding: 14px var(--sp-4);
  vertical-align: top;
}

.ph-piece .ph-matrix tbody th {
  width: 125px;   
  padding-left: 0;
  font-family: var(--font-mono);
  font-size: var(--size-label);
  font-weight: 400;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--ink-muted);
  white-space: nowrap;
}

.ph-piece .ph-matrix thead th {
  padding-bottom: var(--sp-5);
  font-weight: 400;
}

.ph-piece .ph-matrix thead td { width: 125px; }   

.ph-piece .ph-matrix tbody td {
  font-size: var(--size-small);
  line-height: 1.45;
  color: var(--ink);
}
.ph-piece .ph-m-num {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: var(--size-label);
  letter-spacing: .09em;
  color: var(--ink-muted);
}
.ph-piece .ph-m-name {
  font-size: var(--size-subtitle);
  font-weight: 500;
  color: var(--ink-navy);
}

.ph-piece .ph-matrix .ph-m-dur {
  font-family: var(--font-mono);
  color: var(--ink-muted);
}

.ph-piece .ph-matrix-wrap {
  position: relative;
  min-width: 880px;   
}


.ph-piece .ph-matrix-wrap { padding-bottom: 42px; }
.ph-piece .ph-gates {
  --gate-label: 125px;   
  --q: calc((100% - var(--gate-label)) / 4);
  --lab: 42px;
  position: absolute;
  
  inset: 0 25px 0 0;
  pointer-events: none;
}
.ph-piece .ph-gate-div {
  position: absolute;
  top: 0;
  bottom: var(--lab);
  width: 1px;
  background: var(--rule-strong);
  transform: translateX(-.5px);
}

.ph-piece .ph-dia {
  position: absolute;
  top: calc((100% - var(--lab)) / 2);
  width: 11px;
  height: 11px;
  border: 1.5px solid var(--ink-navy);
  background: var(--surface-raised);
  transform: translate(-50%, -50%) rotate(45deg);
}
.ph-piece .ph-dia-solid { background: var(--ink-navy); }
.ph-piece .ph-gate-lab {
  position: absolute;
  bottom: 0;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-style: normal;
  
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-navy);
  white-space: nowrap;
}

.ph-piece .ph-gate-lab .pre,
.ph-piece .ph-gate-lab .post { position: absolute; bottom: 0; white-space: nowrap; }
.ph-piece .ph-gate-lab .pre { right: 100%; margin-right: .45em; }
.ph-piece .ph-gate-lab .post { left: 100%; margin-left: .45em; }
.ph-piece .ph-g1 { left: calc(var(--gate-label) + var(--q)); }
.ph-piece .ph-g2 { left: calc(var(--gate-label) + var(--q) * 2); }
.ph-piece .ph-g3 { left: calc(var(--gate-label) + var(--q) * 3); }


.ph-piece .ph-g4 { left: calc(100% - 8px); }

.ph-piece .ph-gate-lab.ph-g4 { left: calc(100% - 8px); right: auto; transform: translateX(-50%); }

.ph-piece .ph-matrix-scroll + .ph-foot { margin-top: 72px; }


.ph-piece .ph-cards {
  display: grid;
  gap: var(--sp-5);
  margin-top: var(--sp-8);
  align-items: stretch;
}
.ph-piece .ph-cards-3 { grid-template-columns: repeat(3, 1fr); }

.ph-piece .ph-cards-2 { grid-template-columns: repeat(2, 1fr); }

.ph-piece .ph-cards-4 { grid-template-columns: repeat(4, 1fr); }
.ph-piece .ph-card {
  background: transparent;
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius);
  box-shadow: none;
  padding: var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  transition: border-color var(--dur-base) var(--ease-standard);
}
.ph-piece .ph-card:hover,
.ph-piece .ph-card.is-hover { border-color: var(--ink-navy); }
.ph-piece .ph-card-lab { margin: 0; color: var(--ink-muted); }

.ph-piece #why .ph-card-lab { color: var(--ink-navy); }

.ph-piece .ph-card-fail {
  margin: 0;
  font-size: var(--size-subtitle);
  font-weight: 500;
  line-height: 1.35;
  color: var(--ink-navy);
}
.ph-piece .ph-card-fix { margin: 0; color: var(--ink-muted); }

.ph-piece #need .ph-card-ask { margin: 0; color: var(--ink); }


.ph-piece :is(#why, #need) .ph-card-fix {
  margin-top: var(--sp-2);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--rule);
}


.ph-piece .ph-test-foot {
  margin: var(--sp-7) 0 0;
  max-width: 720px;
}

.ph-piece .ph-test-foot + .ph-test-foot { margin-top: var(--sp-4); }

.ph-piece #test .ph-cards { margin-top: var(--sp-6); }



.ph-piece .ph-row-band + .ph-row-band > .inner { border-top: 1px solid var(--rule); }
.ph-piece .ph-row-band > .inner { padding-block: var(--sp-8); }
.ph-piece .ph-row-copy { grid-column: 1 / span 6; grid-row: 1; }
.ph-piece .ph-row-obj  { grid-column: 8 / span 5; grid-row: 1; }
.ph-piece .ph-row-flip .ph-row-copy { grid-column: 7 / span 6; }
.ph-piece .ph-row-flip .ph-row-obj  { grid-column: 1 / span 5; }

.ph-piece .ph-row-eyebrow { margin: 0 0 var(--sp-4); color: var(--ink-muted); }

.ph-piece .ph-row-h {
  margin: 0 0 var(--sp-5);
  font-size: 24px;
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--ink-navy);
}
.ph-piece .ph-row-copy .t-body + .t-body { margin-top: var(--sp-4); }
.ph-piece .ph-row-link { display: inline-flex; margin-top: var(--sp-5); }



.ph-piece .ph-row-obj > :is(dl, ol, ul, .ph-obj-lab) {
  background: var(--surface-base);
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
  margin: 0;
}
.ph-piece .ph-obj-lab {
  padding: var(--sp-5) var(--sp-6);
  border-bottom: 0;
  border-radius: var(--radius) var(--radius) 0 0;
  color: var(--ink-muted);
}
.ph-piece .ph-obj-lab + .ph-list {
  border-top: 0;
  border-radius: 0 0 var(--radius) var(--radius);
  box-shadow: var(--shadow-1);
}


.ph-piece .ph-record { padding: var(--sp-6); display: grid; gap: var(--sp-6); }
.ph-piece .ph-record > div { display: grid; gap: var(--sp-2); }
.ph-piece .ph-record dt {
  font-size: var(--size-title);
  font-weight: 500;
  line-height: 1;
  color: var(--ink-navy);
}
.ph-piece .ph-record dd {
  margin: 0;
  font-size: var(--size-small);
  line-height: 1.5;
  color: var(--ink-muted);
}


.ph-piece .ph-ladder { padding: var(--sp-6); list-style: none; display: grid; gap: var(--sp-5); }
.ph-piece .ph-ladder li { display: grid; gap: var(--sp-2); }
.ph-piece .ph-ladder li + li { padding-top: var(--sp-5); border-top: 1px solid var(--rule); }
.ph-piece .ph-lad-h { margin: 0; display: flex; align-items: baseline; gap: var(--sp-3); color: var(--ink-navy); }
.ph-piece .ph-lad-n {
  flex: none;
  width: 22px; height: 22px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius);
  
  font-size: var(--size-label);
  color: var(--ink-muted);
  transform: translateY(2px);
}
.ph-piece .ph-ladder .t-small { margin: 0; color: var(--ink-muted); }


.ph-piece .ph-list { padding: var(--sp-5) var(--sp-6); list-style: none; display: grid; gap: 0; }
.ph-piece .ph-list li {
  padding-block: var(--sp-4);
  font-size: var(--size-small);
  line-height: 1.45;
  color: var(--ink);
}
.ph-piece .ph-list li + li { border-top: 1px solid var(--rule); }



.ph-piece .pc-close-card { grid-template-columns: 380px 1fr; align-items: start; }
.ph-piece .ph-assure {
  margin: var(--sp-6) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--sp-4);
}
.ph-piece .ph-assure li {
  font-size: var(--size-small);
  line-height: 1.5;
  color: var(--ink-inverse-muted);
  padding-left: var(--sp-5);
  border-left: 1px solid var(--rule-deep);
}


.ph-piece {
  --ph-field-rule: rgba(255, 255, 255, 0.40);   
  --ph-field-rule-hi: rgba(255, 255, 255, 0.62);
}
.ph-piece .ph-form { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-4); margin: 0; }
.ph-piece .ph-field-wide,
.ph-piece .ph-form-send,
.ph-piece .ph-form-err,
.ph-piece .ph-form-trap { grid-column: 1 / -1; }

.ph-piece .ph-form[hidden], .ph-piece .ph-form-done[hidden] { display: none; }

.ph-piece .ph-field { display: grid; gap: var(--sp-2); }
.ph-piece .ph-field label {
  font-family: var(--font-mono);
  font-size: var(--size-label);
  font-weight: 500;
  letter-spacing: .02em;
  color: var(--ink-inverse-muted);
}

.ph-piece .ph-field .opt {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
}
.ph-piece .ph-form :is(input[type="text"], input[type="email"], input[type="tel"], textarea) {
  width: 100%;
  padding: 11px var(--sp-4);       
  font-family: var(--font-display);
  font-size: var(--size-body);     
  color: var(--ink-inverse);
  background: var(--surface-deep);
  border: 1px solid var(--ph-field-rule);
  border-radius: var(--radius);
  transition: border-color var(--dur-fast) var(--ease-standard);
}
.ph-piece .ph-form textarea { resize: vertical; min-height: 88px; line-height: 1.5; }
.ph-piece .ph-form :is(input, textarea)::placeholder { color: var(--ink-inverse-muted); }
.ph-piece .ph-form :is(input, textarea):hover { border-color: var(--ph-field-rule-hi); }


.ph-piece .ph-form-send { justify-content: center; margin-top: var(--sp-2); }
.ph-piece .ph-form-send[disabled] { opacity: .6; cursor: default; }
.ph-piece .ph-form-err {
  margin: 0;
  font-size: var(--size-small);
  color: var(--ink-inverse);
  border-left: 2px solid var(--teal);
  padding-left: var(--sp-4);
}

.ph-piece .ph-form-trap {
  position: absolute; left: -9999px;
  width: 1px; height: 1px; overflow: hidden;
}
.ph-piece .ph-form-done { display: grid; gap: var(--sp-4); justify-items: start; }
.ph-piece .ph-form-done:focus { outline: none; }   
.ph-piece .ph-form-done-h {
  margin: 0;
  font-size: var(--size-subtitle);
  font-weight: 500;
  line-height: 1.3;
  color: var(--ink-inverse);
}
.ph-piece .ph-form-done-b {
  margin: 0;
  font-size: var(--size-small);
  line-height: 1.6;
  color: var(--ink-inverse-muted);
}


.ph-piece .ph-routes { margin: var(--sp-5) 0 0; padding: 0; list-style: none; display: grid; gap: var(--sp-3); }
.ph-piece .ph-routes a {
  display: inline-flex;
  align-items: baseline;
  gap: var(--sp-3);
  color: var(--ink-inverse);
  text-decoration: none;
  border-bottom: 1px solid var(--rule-deep);
  padding-bottom: 2px;
  transition: border-color var(--dur-fast) var(--ease-standard);
}
.ph-piece .ph-routes a:hover { border-bottom-color: var(--ink-inverse); }
.ph-piece .ph-routes .k {
  font-family: var(--font-mono);
  font-size: var(--size-label);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-inverse-muted);
  
  display: inline-block;
  min-width: 69px;
}
.ph-piece .ph-routes-lead { margin: var(--sp-6) 0 0; color: var(--ink-inverse-muted); }



.ph-ph {
  padding: 1px 6px;
  border-radius: var(--radius);
  background: rgba(226, 60, 60, .14);
  box-shadow: inset 0 0 0 1px rgba(226, 60, 60, .45);
}



@media (max-width: 1100px) {
  .ph-piece .ph-cards-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  

  
  .ph-piece .ph-jump { gap: var(--sp-3) var(--sp-5); }

  
  .ph-piece .ph-matrix-scroll { overflow-x: visible; }
  .ph-piece .ph-matrix-wrap { min-width: 0; }

  .ph-piece .ph-matrix {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--sp-5);
    min-width: 0;
    
    width: 100%;
  }
  .ph-piece .ph-matrix thead,
  .ph-piece .ph-matrix tbody,
  .ph-piece .ph-matrix tr { display: contents; }

  
  .ph-piece .ph-matrix thead td,
  .ph-piece .ph-matrix tbody th { display: none; }

  .ph-piece .ph-s1 { order: 1; }
  .ph-piece .ph-s2 { order: 2; }
  .ph-piece .ph-s3 { order: 3; }
  .ph-piece .ph-s4 { order: 4; }

  
  .ph-piece .ph-matrix thead th {
    border-top: 1px solid var(--ink-navy);
    border-left: 0;
    padding: var(--sp-5) 0 var(--sp-4);
  }
  .ph-piece .ph-matrix tbody td {
    border-left: 0;
    border-top: 1px solid var(--rule);
    padding: var(--sp-4) 0;
  }
  
  .ph-piece .ph-matrix tbody td::before {
    content: attr(data-lab);
    display: block;
    margin-bottom: 6px;
    font-family: var(--font-mono);
    font-size: var(--size-label);
    font-weight: 400;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--ink-muted);
  }

  
  .ph-piece .ph-gates { display: none; }
  .ph-piece .ph-matrix-wrap > .sr-only {
    position: static;
    width: auto;
    height: auto;
    margin: var(--sp-6) 0 0;
    overflow: visible;
    
    clip: auto;
    border: 0;
    white-space: normal;
    font-size: var(--size-small);
    line-height: 1.6;
    color: var(--ink-muted);
  }

  
  .ph-piece .ph-row-copy,
  .ph-piece .ph-row-obj,
  .ph-piece .ph-row-flip .ph-row-copy,
  .ph-piece .ph-row-flip .ph-row-obj { grid-column: 1 / -1; }
  .ph-piece .ph-row-copy, .ph-piece .ph-row-flip .ph-row-copy { grid-row: 1; }
  .ph-piece .ph-row-obj,  .ph-piece .ph-row-flip .ph-row-obj  { grid-row: 2; margin-top: var(--sp-6); }

  .ph-piece .ph-cards-3 { grid-template-columns: 1fr; }
  
  .ph-piece .pc-close-card { grid-template-columns: 1fr; }

  
  .ph-piece .ph-routes a { padding-block: 11px; }
}
@media (max-width: 620px) {
  
  .ph-piece .ph-cards-2 { grid-template-columns: 1fr; }
  .ph-piece .ph-cards-4 { grid-template-columns: 1fr; }
  
  .ph-piece .ph-form { grid-template-columns: 1fr; }
}