@import url('colors_and_type.css');

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
html, body {
  background: var(--pc-paper);
  color: var(--pc-ink);
  font-family: var(--pc-font-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
button { font-family: inherit; cursor: pointer; }
ul { list-style: none; }
a { color: inherit; text-decoration: none; border: 0; }

.pc-page { width: min(1280px, 100% - 96px); margin: 0 auto; }
.pc-page-narrow { width: min(960px, 100% - 96px); margin: 0 auto; }
.pc-rule { height: 1px; background: var(--pc-paper-edge); width: 100%; }
.pc-rule-ink { height: 1px; background: var(--pc-ink); width: 100%; }

/* ---------- Section mark ---------- */
.pc-section-mark { display: inline-flex; align-items: center; gap: 12px; }
.pc-section-mark::before {
  content: ""; width: 24px; height: 1px; background: var(--pc-ink);
}
.pc-section-mark-text {
  font-family: var(--pc-font-mono); font-size: 11px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--pc-ink-2);
}
.pc-section-mark.inv::before { background: var(--pc-paper); }
.pc-section-mark.inv .pc-section-mark-text { color: #8FAEA1; }

/* ---------- Header ---------- */
.pc-header {
  position: sticky; top: 0; z-index: 30;
  background: rgba(244,242,236,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--pc-paper-edge);
}
.pc-header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 0;
}
.pc-mark { display: flex; align-items: center; gap: 10px; white-space: nowrap; flex: 0 0 auto; }
.pc-mark img { height: 28px; width: 28px; }
.pc-mark-mono {
  font-family: var(--pc-font-display); font-weight: 500;
  font-size: 18px; letter-spacing: -0.018em; color: var(--pc-ink);
  white-space: nowrap;
}
.pc-mark-mono-small {
  font-family: var(--pc-font-mono); font-size: 10px;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--pc-ink-3); padding-left: 12px; margin-left: 12px;
  border-left: 1px solid var(--pc-paper-edge);
  white-space: nowrap;
}
.pc-nav { display: flex; gap: 28px; align-items: center; }
.pc-nav-link {
  font-family: var(--pc-font-display); font-size: 14px;
  color: var(--pc-ink-2); padding: 8px 0;
  border-bottom: 1px solid transparent;
  transition: all var(--pc-dur) var(--pc-ease);
  position: relative;
}
.pc-nav-link:hover, .pc-nav-link.active {
  color: var(--pc-ink); border-bottom-color: var(--pc-accent);
}
.pc-nav-link.has-sub::after {
  content: ""; display: inline-block; margin-left: 6px;
  width: 6px; height: 6px;
  border-right: 1px solid currentColor; border-bottom: 1px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  opacity: 0.5;
}
.pc-submenu {
  position: absolute; top: 100%; left: -16px;
  background: var(--pc-paper); border: 1px solid var(--pc-paper-edge);
  padding: 12px 0; min-width: 320px;
  opacity: 0; pointer-events: none;
  transform: translateY(-6px);
  transition: all var(--pc-dur) var(--pc-ease);
}
.pc-nav-item { position: relative; }
.pc-nav-item:hover .pc-submenu {
  opacity: 1; pointer-events: auto; transform: translateY(0);
}
.pc-submenu a {
  display: block; padding: 10px 20px;
  font-size: 14px; color: var(--pc-ink-2);
  transition: all var(--pc-dur) var(--pc-ease);
}
.pc-submenu a:hover { color: var(--pc-ink); background: var(--pc-paper-2); }
.pc-submenu a .idx {
  font-family: var(--pc-font-mono); font-size: 10px;
  letter-spacing: 0.14em; color: var(--pc-ink-4);
  margin-right: 12px;
}

/* ---------- Buttons ---------- */
.pc-btn {
  display: inline-flex; align-items: center; gap: 10px;
  font: 500 14px/1 var(--pc-font-display);
  padding: 14px 22px; border: 1px solid var(--pc-ink);
  background: var(--pc-paper); color: var(--pc-ink);
  border-radius: 0; transition: all var(--pc-dur) var(--pc-ease);
  cursor: pointer;
}
.pc-btn.primary {
  background: var(--pc-accent); color: var(--pc-paper);
  border-color: var(--pc-accent);
}
.pc-btn.primary:hover { background: var(--pc-accent-2); border-color: var(--pc-accent-2); }
.pc-btn:hover { opacity: 0.88; }
.pc-btn:active { transform: translateY(1px); }
.pc-btn .arr { display: inline-block; transition: transform 200ms var(--pc-ease); }
.pc-btn:hover .arr { transform: translateX(3px); }
.pc-btn.large { padding: 18px 28px; font-size: 15px; }

.pc-btn.inv { border-color: var(--pc-paper); color: var(--pc-paper); background: transparent; }
.pc-btn.inv:hover { background: rgba(244,242,236,0.06); opacity: 1; }
.pc-btn.primary.inv { background: var(--pc-paper); color: var(--pc-ink); border-color: var(--pc-paper); }
.pc-btn.primary.inv:hover { background: var(--pc-dark-ink-2); border-color: var(--pc-dark-ink-2); }

/* ---------- Hero ---------- */
.pc-hero { padding: 88px 0 96px; border-bottom: 1px solid var(--pc-paper-edge); }
.pc-hero-mark { margin-bottom: 32px; }
.pc-hero-title {
  font-family: var(--pc-font-display); font-weight: 500;
  font-size: clamp(48px, 6.4vw, 84px); line-height: 1.04;
  letter-spacing: -0.024em; color: var(--pc-ink);
  max-width: 18ch; margin-bottom: 32px; text-wrap: balance;
}
.pc-hero-title em { color: var(--pc-accent); font-style: normal; }
.pc-hero-sub {
  font-family: var(--pc-font-body); font-size: 18px; line-height: 1.55;
  color: var(--pc-ink-2); max-width: 62ch; margin-bottom: 40px;
}
.pc-hero-cta { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }

.pc-hero-meta {
  margin-top: 64px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  padding-top: 24px; border-top: 1px solid var(--pc-paper-edge);
}
.pc-hero-meta-item .lab {
  font-family: var(--pc-font-mono); font-size: 10px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--pc-ink-3); display: block; margin-bottom: 8px;
}
.pc-hero-meta-item .val {
  font-family: var(--pc-font-display); font-size: 20px;
  letter-spacing: -0.01em; color: var(--pc-ink); font-weight: 500;
}

/* ---------- Page-hero ---------- */
.pc-page-hero { padding: 72px 0 56px; border-bottom: 1px solid var(--pc-paper-edge); }
.pc-page-hero h1 {
  font-family: var(--pc-font-display); font-weight: 500;
  font-size: clamp(40px, 5.2vw, 64px); line-height: 1.06;
  letter-spacing: -0.022em; max-width: 22ch; margin: 24px 0 20px;
  text-wrap: pretty; display: block;
}
.pc-page-hero .lede {
  font-family: var(--pc-font-serif); font-style: italic;
  font-size: 22px; line-height: 1.4;
  color: var(--pc-ink-2); max-width: 50ch; margin-bottom: 24px;
}
.pc-page-hero p {
  font-size: 17px; line-height: 1.6; color: var(--pc-ink-2);
  max-width: 64ch;
}
.pc-page-hero .crumbs {
  display: flex; gap: 8px; align-items: center;
  font-family: var(--pc-font-mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--pc-ink-3);
}
.pc-page-hero .crumbs a:hover { color: var(--pc-ink); }
.pc-page-hero .crumbs .sep { color: var(--pc-ink-4); }

/* ---------- Generic section ---------- */
.pc-section { padding: 96px 0; }
.pc-section.tinted { background: var(--pc-paper-2); }
.pc-section.ink { background: var(--pc-ink); color: var(--pc-dark-ink); }
.pc-section.ink h2, .pc-section.ink h3, .pc-section.ink h4 { color: var(--pc-paper); }
.pc-section.ink p { color: var(--pc-dark-ink-2); }
.pc-section.compact { padding: 64px 0; }

.pc-section-head {
  display: grid; grid-template-columns: 1fr 2fr; gap: 32px;
  margin-bottom: 56px;
}
.pc-section-title {
  font-family: var(--pc-font-display); font-weight: 500;
  font-size: clamp(28px, 3.4vw, 44px); line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--pc-ink); margin-top: 16px; text-wrap: balance;
}
.pc-section.ink .pc-section-title { color: var(--pc-paper); }
.pc-section-desc {
  font-size: 16px; line-height: 1.55; color: var(--pc-ink-2);
  max-width: 60ch; margin-top: 16px;
}

/* ---------- Service grid ---------- */
.pc-services {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 0;
  border-top: 1px solid var(--pc-ink);
}
.pc-service {
  padding: 36px 32px 40px; min-height: 280px;
  border-bottom: 1px solid var(--pc-paper-edge);
  display: flex; flex-direction: column; gap: 16px;
  transition: background var(--pc-dur) var(--pc-ease);
}
.pc-service:nth-child(2n+1) { border-right: 1px solid var(--pc-paper-edge); }
.pc-service:hover { background: var(--pc-paper-2); }
.pc-service .idx {
  font-family: var(--pc-font-mono); font-size: 11px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--pc-accent);
}
.pc-service h3 {
  font: 500 26px/1.15 var(--pc-font-display);
  letter-spacing: -0.014em; color: var(--pc-ink);
}
.pc-service p { font-size: 15px; line-height: 1.6; color: var(--pc-ink-2); max-width: 46ch; }
.pc-service .more {
  font-family: var(--pc-font-mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--pc-ink-3); margin-top: auto; padding-top: 20px;
  display: inline-flex; align-items: center; gap: 8px;
  transition: color var(--pc-dur) var(--pc-ease);
}
.pc-service:hover .more { color: var(--pc-accent); }
.pc-service .arr { transition: transform var(--pc-dur) var(--pc-ease); }
.pc-service:hover .arr { transform: translateX(4px); }

/* ---------- Contour callout ---------- */
.pc-contour {
  background: var(--pc-ink); color: var(--pc-paper);
  padding: 64px; display: grid; grid-template-columns: 1fr 2fr; gap: 48px;
  align-items: end;
}
.pc-contour .idx {
  font-family: var(--pc-font-mono); font-size: 11px;
  letter-spacing: 0.16em; text-transform: uppercase; color: #8FAEA1;
  margin-bottom: 16px;
}
.pc-contour h3 {
  font: 500 32px/1.12 var(--pc-font-display);
  letter-spacing: -0.018em; color: var(--pc-paper);
}
.pc-contour p { font-size: 16px; line-height: 1.6; color: #B6B5AE; max-width: 60ch; }
.pc-contour .more {
  font-family: var(--pc-font-mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: #8FAEA1; margin-top: 24px; display: inline-flex; align-items: center; gap: 8px;
}
.pc-contour .more:hover { color: var(--pc-paper); }

/* ---------- Outcomes grid ---------- */
.pc-outcomes {
  display: grid; grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--pc-ink);
}
.pc-outcome {
  padding: 36px 32px;
  border-bottom: 1px solid var(--pc-paper-edge);
}
.pc-outcome:nth-child(2n+1) { border-right: 1px solid var(--pc-paper-edge); }
.pc-outcome .role {
  font-family: var(--pc-font-mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--pc-accent); margin-bottom: 16px; display: block;
}
.pc-outcome h4 {
  font: 500 22px/1.2 var(--pc-font-display);
  letter-spacing: -0.012em; margin-bottom: 12px; color: var(--pc-ink);
}
.pc-outcome p { font-size: 15px; line-height: 1.6; color: var(--pc-ink-2); max-width: 50ch; }

/* ---------- Approach ---------- */
.pc-approach {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
  border-top: 1px solid var(--pc-ink);
}
.pc-approach-step {
  padding: 36px 32px 40px;
  border-bottom: 1px solid var(--pc-paper-edge);
  position: relative;
}
.pc-approach-step + .pc-approach-step { border-left: 1px solid var(--pc-paper-edge); }
.pc-approach-step .step-num {
  font-family: var(--pc-font-mono); font-size: 11px;
  letter-spacing: 0.16em; color: var(--pc-ink-3);
  margin-bottom: 24px; display: block;
}
.pc-approach-step h4 {
  font: 500 22px/1.2 var(--pc-font-display);
  letter-spacing: -0.012em; margin-bottom: 12px; color: var(--pc-ink); max-width: 18ch;
}
.pc-approach-step p { font-size: 15px; line-height: 1.6; color: var(--pc-ink-2); }

/* ---------- Industries ---------- */
.pc-industries {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px;
  background: var(--pc-paper-edge);
  border: 1px solid var(--pc-paper-edge);
}
.pc-industry {
  background: var(--pc-paper);
  padding: 36px 32px 40px;
  display: flex; flex-direction: column; gap: 16px;
  transition: background var(--pc-dur) var(--pc-ease);
  min-height: 320px;
}
.pc-industry:hover { background: var(--pc-paper-2); }
.pc-industry .ind-icon {
  width: 56px; height: 56px;
  border: 1px solid var(--pc-ink);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 8px;
}
.pc-industry .ind-icon svg { width: 28px; height: 28px; }
.pc-industry .ind-label {
  font-family: var(--pc-font-mono); font-size: 10px;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--pc-accent);
}
.pc-industry h4 {
  font: 500 22px/1.2 var(--pc-font-display);
  letter-spacing: -0.012em; color: var(--pc-ink);
}
.pc-industry p { font-size: 14.5px; line-height: 1.6; color: var(--pc-ink-2); }

/* ---------- Security block ---------- */
.pc-security {
  background: var(--pc-ink); color: var(--pc-paper);
  padding: 96px 0;
}
.pc-security .pc-section-mark::before { background: #8FAEA1; }
.pc-security .pc-section-mark-text { color: #8FAEA1; }
.pc-security h2 {
  font: 500 clamp(36px,4.6vw,56px)/1.08 var(--pc-font-display);
  letter-spacing: -0.022em; color: var(--pc-paper);
  max-width: 18ch; margin: 24px 0 32px; text-wrap: balance;
}
.pc-security .intro {
  font-size: 17px; line-height: 1.6; color: var(--pc-dark-ink-2);
  max-width: 64ch; margin-bottom: 56px;
}
.pc-security-three {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
  border-top: 1px solid var(--pc-dark-edge);
}
.pc-security-three .col {
  padding: 32px 28px;
  border-bottom: 1px solid var(--pc-dark-edge);
}
.pc-security-three .col + .col { border-left: 1px solid var(--pc-dark-edge); }
.pc-security-three .col .num {
  font-family: var(--pc-font-mono); font-size: 11px;
  letter-spacing: 0.16em; color: #8FAEA1; margin-bottom: 16px; display: block;
}
.pc-security-three .col h4 {
  font: 500 18px/1.3 var(--pc-font-display);
  color: var(--pc-paper); margin-bottom: 12px;
  max-width: 22ch;
}
.pc-security-three .col p { font-size: 14.5px; line-height: 1.6; color: #B6B5AE; }

.pc-security-coda {
  margin-top: 56px; padding-top: 32px; border-top: 1px solid var(--pc-dark-edge);
  display: grid; grid-template-columns: 1fr 2fr; gap: 48px; align-items: start;
}
.pc-security-coda .label {
  font-family: var(--pc-font-mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase; color: #8FAEA1;
}
.pc-security-coda p { font-size: 16px; line-height: 1.65; color: var(--pc-dark-ink); max-width: 64ch; }

/* ---------- CTA block ---------- */
.pc-cta {
  padding: 96px 0; border-top: 1px solid var(--pc-paper-edge);
}
.pc-cta-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start;
}
.pc-cta h2 {
  font: 500 clamp(32px,4.2vw,52px)/1.08 var(--pc-font-display);
  letter-spacing: -0.02em; max-width: 14ch; margin-top: 16px; margin-bottom: 24px;
  text-wrap: balance;
}
.pc-cta p {
  font-size: 16px; line-height: 1.65; color: var(--pc-ink-2);
  max-width: 56ch; margin-bottom: 20px;
}
.pc-cta-meet {
  background: var(--pc-paper-2); padding: 40px;
  border: 1px solid var(--pc-paper-edge);
}
.pc-cta-meet h4 {
  font: 500 14px/1 var(--pc-font-mono); letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--pc-ink-3); margin-bottom: 24px;
}
.pc-cta-meet ul li {
  display: grid; grid-template-columns: 24px 1fr; gap: 16px;
  padding: 16px 0; border-bottom: 1px solid var(--pc-paper-edge);
  font-size: 15px; line-height: 1.5; color: var(--pc-ink-2);
}
.pc-cta-meet ul li:last-child { border-bottom: 0; }
.pc-cta-meet ul li .n {
  font-family: var(--pc-font-mono); font-size: 12px;
  letter-spacing: 0.08em; color: var(--pc-accent);
  padding-top: 2px;
}

/* ---------- Manifest ---------- */
.pc-manifest {
  background: var(--pc-paper-2);
  padding: 96px 0;
  border-top: 1px solid var(--pc-paper-edge);
  border-bottom: 1px solid var(--pc-paper-edge);
}
.pc-manifest-inner { display: grid; grid-template-columns: 1fr 2fr; gap: 64px; align-items: start; }
.pc-manifest p {
  font-family: var(--pc-font-serif); font-style: italic;
  font-size: 28px; line-height: 1.36; color: var(--pc-ink); max-width: 28ch;
}
.pc-manifest p + p { margin-top: 28px; }
.pc-manifest .sig {
  font-family: var(--pc-font-mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--pc-ink-3); margin-top: 40px;
}

/* ---------- Principles ---------- */
.pc-principles { border-top: 1px solid var(--pc-ink); }
.pc-principle {
  display: grid; grid-template-columns: 80px 1fr 2fr; gap: 32px;
  padding: 36px 0; border-bottom: 1px solid var(--pc-paper-edge);
  align-items: start;
}
.pc-principle:hover { background: rgba(0,0,0,0.005); }
.pc-principle .num {
  font-family: var(--pc-font-mono); font-size: 13px;
  letter-spacing: 0.08em; color: var(--pc-ink-3); padding-top: 6px;
}
.pc-principle h4 {
  font: 500 22px/1.22 var(--pc-font-display); letter-spacing: -0.012em;
  color: var(--pc-ink); max-width: 22ch;
}
.pc-principle p { font-size: 15.5px; line-height: 1.65; color: var(--pc-ink-2); max-width: 60ch; }

/* ---------- Service-page ---------- */
.pc-svc-body { padding: 80px 0 96px; }
.pc-svc-body > .pc-page { display: grid; grid-template-columns: 280px 1fr; gap: 80px; align-items: start; }
.pc-svc-body aside { position: sticky; top: 96px; }
.pc-svc-body aside .label {
  font-family: var(--pc-font-mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--pc-ink-3); margin-bottom: 16px;
}
.pc-svc-body aside nav ul li {
  border-top: 1px solid var(--pc-paper-edge);
  padding: 12px 0; font-size: 14px; color: var(--pc-ink-2);
  transition: color var(--pc-dur) var(--pc-ease);
}
.pc-svc-body aside nav ul li.active { color: var(--pc-ink); }
.pc-svc-body aside nav ul li.active a { color: var(--pc-accent); }
.pc-svc-body aside nav ul li:last-child { border-bottom: 1px solid var(--pc-paper-edge); }
.pc-svc-body aside nav ul li a:hover { color: var(--pc-ink); }
.pc-svc-body aside .mono-meta {
  margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--pc-paper-edge);
  font-family: var(--pc-font-mono); font-size: 11px; line-height: 1.7;
  color: var(--pc-ink-3); letter-spacing: 0.04em;
}
.pc-svc-body aside .mono-meta .row { display: flex; justify-content: space-between; padding: 4px 0; }
.pc-svc-body aside .mono-meta .row .val { color: var(--pc-ink); }

.pc-svc-content h2 {
  font: 500 32px/1.12 var(--pc-font-display); letter-spacing: -0.018em;
  color: var(--pc-ink); margin-bottom: 20px; max-width: 22ch;
  padding-top: 8px;
}
.pc-svc-content h2 + p { font-size: 17px; line-height: 1.65; color: var(--pc-ink-2); max-width: 64ch; }
.pc-svc-content section { padding: 0 0 64px; }
.pc-svc-content section + section { padding-top: 16px; border-top: 1px solid var(--pc-paper-edge); padding-top: 56px; }
.pc-svc-content section > p { margin-bottom: 16px; font-size: 16px; line-height: 1.7; color: var(--pc-ink-2); max-width: 64ch; }
.pc-svc-content .sec-mark { margin-bottom: 32px; }

.pc-checklist {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0;
  border-top: 1px solid var(--pc-ink); margin-top: 16px;
}
.pc-checklist li {
  padding: 20px 24px 20px 56px; position: relative;
  font-size: 15px; line-height: 1.55; color: var(--pc-ink);
  border-bottom: 1px solid var(--pc-paper-edge);
}
.pc-checklist li:nth-child(2n+1) { border-right: 1px solid var(--pc-paper-edge); }
.pc-checklist li::before {
  content: "+"; position: absolute; left: 24px; top: 20px;
  font-family: var(--pc-font-mono); font-size: 14px; color: var(--pc-accent);
  font-weight: 500;
}

.pc-fit, .pc-format {
  display: grid; grid-template-columns: 200px 1fr; gap: 48px; align-items: start;
  padding-top: 24px;
}
.pc-fit .label, .pc-format .label {
  font-family: var(--pc-font-mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--pc-ink-3);
  padding-top: 6px;
}
.pc-fit p, .pc-format p {
  font-size: 16px; line-height: 1.65; color: var(--pc-ink); max-width: 64ch;
}
.pc-fit p + p, .pc-format p + p { margin-top: 12px; }

.pc-svc-hero-meta {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  padding-top: 32px; margin-top: 40px;
  border-top: 1px solid var(--pc-paper-edge);
}
.pc-svc-hero-meta .item .lab {
  font-family: var(--pc-font-mono); font-size: 10px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--pc-ink-3); display: block; margin-bottom: 8px;
}
.pc-svc-hero-meta .item .val {
  font-family: var(--pc-font-display); font-size: 17px;
  letter-spacing: -0.008em; color: var(--pc-ink); font-weight: 500;
}

/* ---------- Related services ---------- */
.pc-related {
  background: var(--pc-paper-2);
  padding: 80px 0;
  border-top: 1px solid var(--pc-paper-edge);
}
.pc-related h3 {
  font: 500 24px/1.15 var(--pc-font-display); letter-spacing: -0.014em;
  margin-bottom: 8px;
}
.pc-related-grid {
  margin-top: 32px;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--pc-paper-edge);
  border: 1px solid var(--pc-paper-edge);
}
.pc-related-grid a {
  background: var(--pc-paper); padding: 28px 24px;
  display: flex; flex-direction: column; gap: 12px; min-height: 180px;
  transition: background var(--pc-dur) var(--pc-ease);
}
.pc-related-grid a:hover { background: #FFFFFF; }
.pc-related-grid a .idx {
  font-family: var(--pc-font-mono); font-size: 10px;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--pc-accent);
}
.pc-related-grid a h5 {
  font: 500 17px/1.25 var(--pc-font-display); letter-spacing: -0.01em;
  color: var(--pc-ink);
}
.pc-related-grid a .arr {
  font-family: var(--pc-font-mono); font-size: 13px; color: var(--pc-ink-3);
  margin-top: auto; transition: transform var(--pc-dur) var(--pc-ease);
}
.pc-related-grid a:hover .arr { transform: translateX(4px); color: var(--pc-accent); }

/* ---------- Architecture diagram ---------- */
.pc-arch {
  padding: 96px 0;
  border-top: 1px solid var(--pc-paper-edge);
  background: var(--pc-paper);
}
.pc-arch-wrap {
  border: 1px solid var(--pc-paper-edge);
  background: var(--pc-paper);
  padding: 48px;
  margin-top: 56px;
  position: relative;
}
.pc-arch-wrap .corner {
  position: absolute; width: 12px; height: 12px;
  border: 1px solid var(--pc-ink);
}
.pc-arch-wrap .corner.tl { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.pc-arch-wrap .corner.tr { top: -1px; right: -1px; border-left: 0; border-bottom: 0; }
.pc-arch-wrap .corner.bl { bottom: -1px; left: -1px; border-right: 0; border-top: 0; }
.pc-arch-wrap .corner.br { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }
.pc-arch-svg { width: 100%; height: auto; display: block; }
.pc-arch-legend {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px 48px;
  margin-top: 40px; padding-top: 32px;
  border-top: 1px solid var(--pc-paper-edge);
}
.pc-arch-legend .item {
  display: grid; grid-template-columns: 16px 1fr; gap: 12px; align-items: start;
  font-size: 14px; color: var(--pc-ink-2); line-height: 1.5;
}
.pc-arch-legend .item .sw {
  width: 14px; height: 14px; border: 1px solid var(--pc-ink); margin-top: 3px;
}
.pc-arch-legend .item .sw.fill { background: var(--pc-ink); }
.pc-arch-legend .item .sw.accent { background: var(--pc-accent); border-color: var(--pc-accent); }
.pc-arch-legend .item .sw.dashed { background: transparent; border-style: dashed; }
.pc-arch-legend .item strong { font-weight: 500; color: var(--pc-ink); }

/* ---------- Contact form ---------- */
.pc-contact { padding: 96px 0; border-top: 1px solid var(--pc-paper-edge); }
.pc-contact-inner { display: grid; grid-template-columns: 1fr 1.2fr; gap: 80px; align-items: start; }
.pc-contact h2 {
  font: 500 clamp(32px,4vw,48px)/1.08 var(--pc-font-display);
  letter-spacing: -0.02em; max-width: 14ch; margin: 16px 0 24px;
}
.pc-contact .intro { font-size: 16px; line-height: 1.65; color: var(--pc-ink-2); max-width: 50ch; margin-bottom: 32px; }
.pc-contact .info-rows {
  margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--pc-paper-edge);
}
.pc-contact .info-row {
  display: grid; grid-template-columns: 140px 1fr; gap: 24px;
  padding: 14px 0; border-bottom: 1px solid var(--pc-paper-edge);
  font-size: 14px;
}
.pc-contact .info-row .label {
  font-family: var(--pc-font-mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--pc-ink-3);
}
.pc-contact .info-row .val { color: var(--pc-ink); font-family: var(--pc-font-mono); font-size: 12px; }

.pc-form {
  background: var(--pc-paper-2); padding: 40px;
  border: 1px solid var(--pc-paper-edge);
}
.pc-form .label {
  font-family: var(--pc-font-mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--pc-ink-3); margin-bottom: 28px;
  padding-bottom: 16px; border-bottom: 1px solid var(--pc-paper-edge);
  display: block;
}
.pc-field { margin-bottom: 20px; }
.pc-field label {
  display: block; font-family: var(--pc-font-mono);
  font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--pc-ink-3); margin-bottom: 8px;
}
.pc-field input, .pc-field textarea, .pc-field select {
  width: 100%; padding: 12px 14px;
  background: var(--pc-paper); border: 1px solid var(--pc-paper-edge);
  font-family: var(--pc-font-body); font-size: 14px; color: var(--pc-ink);
  border-radius: 0;
  transition: border-color var(--pc-dur) var(--pc-ease);
}
.pc-field input:focus, .pc-field textarea:focus, .pc-field select:focus {
  outline: 0; border-color: var(--pc-accent);
  box-shadow: inset 0 0 0 1px var(--pc-accent);
}
.pc-field textarea { resize: vertical; min-height: 120px; line-height: 1.5; }
.pc-field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.pc-form .submit-row {
  margin-top: 24px; padding-top: 20px;
  border-top: 1px solid var(--pc-paper-edge);
  display: flex; justify-content: space-between; align-items: center;
}
.pc-form .submit-row .note {
  font-family: var(--pc-font-mono); font-size: 10px; letter-spacing: 0.1em;
  color: var(--pc-ink-3); max-width: 24ch; line-height: 1.5;
}

/* ---------- Footer ---------- */
.pc-footer { background: var(--pc-ink); color: var(--pc-dark-ink-2); padding: 80px 0 28px; }
.pc-footer-top {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px;
  padding-bottom: 56px; border-bottom: 1px solid var(--pc-dark-edge);
}
.pc-footer-top h4 {
  font-family: var(--pc-font-mono); font-size: 10px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: #8FAEA1; margin-bottom: 16px; font-weight: 400;
}
.pc-footer-top li { padding: 4px 0; font-size: 14px; color: var(--pc-dark-ink); }
.pc-footer-top li a { transition: color var(--pc-dur) var(--pc-ease); }
.pc-footer-top li a:hover { color: #8FAEA1; }
.pc-footer-lead {
  font-family: var(--pc-font-display); font-size: 24px; line-height: 1.22;
  letter-spacing: -0.012em; color: var(--pc-paper); max-width: 22ch; margin-bottom: 24px;
}
.pc-footer-mono { font-family: var(--pc-font-mono); font-size: 12px; color: #B6B5AE; line-height: 1.7; }
.pc-footer-bot {
  padding-top: 28px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px;
  font-family: var(--pc-font-mono); font-size: 11px; color: #6C6F73;
  letter-spacing: 0.04em;
}

/* ---------- Header CTA ---------- */
.pc-nav-cta {
  display: inline-flex; align-items: center; gap: 8px;
  font: 500 13px/1 var(--pc-font-display);
  padding: 11px 18px; background: var(--pc-accent); color: var(--pc-paper);
  border: 1px solid var(--pc-accent);
  transition: all var(--pc-dur) var(--pc-ease); white-space: nowrap;
}
.pc-nav-cta:hover { background: var(--pc-accent-2); border-color: var(--pc-accent-2); }
.pc-nav-cta .arr { transition: transform var(--pc-dur) var(--pc-ease); }
.pc-nav-cta:hover .arr { transform: translateX(3px); }

/* ---------- Two sides ---------- */
.pc-twosides {
  padding: 96px 0; background: var(--pc-paper-2);
  border-top: 1px solid var(--pc-paper-edge); border-bottom: 1px solid var(--pc-paper-edge);
}
.pc-twosides .lead {
  font-family: var(--pc-font-serif); font-style: italic;
  font-size: clamp(26px, 3.2vw, 40px); line-height: 1.28; letter-spacing: -0.012em;
  color: var(--pc-ink); max-width: 22ch; margin: 24px 0 56px; text-wrap: balance;
}
.pc-twosides .lead em { color: var(--pc-accent); font-style: italic; }
.pc-twosides-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--pc-ink); }
.pc-twoside { padding: 40px 40px 48px; }
.pc-twoside:first-child { border-right: 1px solid var(--pc-paper-edge); }
.pc-twoside .tag {
  font-family: var(--pc-font-mono); font-size: 11px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--pc-accent); display: block; margin-bottom: 20px;
}
.pc-twoside h3 { font: 500 28px/1.15 var(--pc-font-display); letter-spacing: -0.016em; margin-bottom: 12px; }
.pc-twoside p { font-size: 16px; line-height: 1.65; color: var(--pc-ink-2); max-width: 44ch; }

/* ---------- Services three-up ---------- */
.pc-services.three { grid-template-columns: repeat(3, 1fr); }
.pc-services.three .pc-service { border-right: 1px solid var(--pc-paper-edge); }
.pc-services.three .pc-service:nth-child(3n) { border-right: 0; }

/* ---------- Why us ---------- */
.pc-why { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--pc-ink); }
.pc-why .cell { padding: 36px 32px 40px; border-bottom: 1px solid var(--pc-paper-edge); }
.pc-why .cell:nth-child(2n+1) { border-right: 1px solid var(--pc-paper-edge); }
.pc-why .cell .n {
  font-family: var(--pc-font-mono); font-size: 11px; letter-spacing: 0.16em;
  color: var(--pc-ink-3); display: block; margin-bottom: 20px;
}
.pc-why .cell h4 { font: 500 22px/1.2 var(--pc-font-display); letter-spacing: -0.012em; margin-bottom: 12px; }
.pc-why .cell p { font-size: 15px; line-height: 1.6; color: var(--pc-ink-2); max-width: 46ch; }

/* ---------- Journal list ---------- */
.pc-journal { border-top: 1px solid var(--pc-ink); }
.pc-article {
  display: grid; grid-template-columns: 64px 1fr 200px 24px; gap: 24px; align-items: start;
  padding: 32px 0; border-bottom: 1px solid var(--pc-paper-edge); cursor: pointer;
  transition: padding var(--pc-dur) var(--pc-ease);
}
.pc-article:hover { padding-left: 12px; }
.pc-article .num { font-family: var(--pc-font-mono); font-size: 13px; color: var(--pc-ink-3); padding-top: 5px; }
.pc-article h3 { font: 500 22px/1.3 var(--pc-font-display); letter-spacing: -0.012em; color: var(--pc-ink); max-width: 46ch; }
.pc-article .topic { font-family: var(--pc-font-mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--pc-ink-3); padding-top: 7px; }
.pc-article .arr { color: var(--pc-ink-3); justify-self: end; padding-top: 4px; }
.pc-article:hover .arr { color: var(--pc-accent); }
.pc-journal-note {
  margin-top: 32px; font-family: var(--pc-font-mono); font-size: 11px;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--pc-ink-3);
  display: inline-flex; align-items: center; gap: 12px;
}
.pc-journal-note::before { content: ""; width: 24px; height: 1px; background: var(--pc-ink-3); }

/* ---------- Cases ---------- */
.pc-cases-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--pc-paper-edge); border: 1px solid var(--pc-paper-edge); }
.pc-case-card { background: var(--pc-paper); padding: 40px; display: flex; flex-direction: column; gap: 16px; min-height: 360px; }
.pc-case-card .tag { font-family: var(--pc-font-mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--pc-accent); }
.pc-case-card h3 { font: 500 26px/1.18 var(--pc-font-display); letter-spacing: -0.014em; }
.pc-case-card p { font-size: 15px; line-height: 1.65; color: var(--pc-ink-2); }
.pc-case-card .stack {
  margin-top: auto; padding-top: 20px; border-top: 1px solid var(--pc-paper-edge);
  font-family: var(--pc-font-mono); font-size: 11px; letter-spacing: 0.04em; color: var(--pc-ink-3); line-height: 1.7;
}
.pc-case-card .stack .k { color: var(--pc-ink); }

/* ---------- Service intro + cta ---------- */
.pc-svc-intro p { font-size: 18px; line-height: 1.7; color: var(--pc-ink); max-width: 64ch; }
.pc-svc-intro p + p { margin-top: 18px; }
.pc-svc-cta { border: 1px solid var(--pc-ink); padding: 40px; }
.pc-svc-cta p {
  font: 500 20px/1.4 var(--pc-font-display); letter-spacing: -0.012em;
  color: var(--pc-ink); max-width: 48ch; margin-bottom: 24px;
}
.pc-svc-content section > p strong { color: var(--pc-ink); font-weight: 500; }

/* ---------- Founder / direct contact ---------- */
.pc-direct {
  display: block; padding: 28px 0; border-top: 1px solid var(--pc-paper-edge); border-bottom: 1px solid var(--pc-paper-edge);
}
.pc-direct .photo {
  width: 112px; height: 134px; border: 1px solid var(--pc-paper-edge);
  overflow: hidden; background: var(--pc-paper-2);
}
.pc-direct .photo img { width: 100%; height: 100%; object-fit: cover; object-position: center 28%; display: block; }
.pc-direct .who h4 { font: 500 18px/1.3 var(--pc-font-display); letter-spacing: -0.01em; margin-bottom: 4px; }
.pc-direct .who .ttl { font-size: 13px; color: var(--pc-ink-3); margin-bottom: 12px; }
.pc-direct .who .lines { font-family: var(--pc-font-mono); font-size: 12px; color: var(--pc-ink-2); line-height: 1.7; }

/* ---------- Misc ---------- */
.pc-arrow-rt::after { content: "→"; margin-left: 8px; }

/* ---------- Article reading page ---------- */
.pc-ap-head { padding: 72px 0 48px; border-bottom: 1px solid var(--pc-paper-edge); }
.pc-ap-head .crumbs {
  display: flex; gap: 8px; align-items: center; flex-wrap: wrap;
  font-family: var(--pc-font-mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--pc-ink-3); margin-bottom: 28px;
}
.pc-ap-head .crumbs a:hover { color: var(--pc-ink); }
.pc-ap-head .crumbs .sep { color: var(--pc-ink-4); }
.pc-ap-mark { margin-bottom: 24px; }
.pc-ap-head h1 {
  font: 500 clamp(34px,4.4vw,54px)/1.08 var(--pc-font-display);
  letter-spacing: -0.022em; max-width: 24ch; margin-bottom: 24px; text-wrap: balance;
}
.pc-ap-head h1 a {
  color: var(--pc-accent); text-decoration: none;
  border-bottom: 2px solid color-mix(in srgb, var(--pc-accent) 35%, transparent);
  transition: border-color var(--pc-dur) var(--pc-ease);
}
.pc-ap-head h1 a:hover { border-bottom-color: var(--pc-accent); }
.pc-ap-head .lede {
  font-family: var(--pc-font-serif); font-style: italic;
  font-size: 22px; line-height: 1.45; color: var(--pc-ink-2); max-width: 58ch;
}
.pc-ap-head .lede a {
  color: var(--pc-accent); text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--pc-accent) 40%, transparent);
  transition: border-color var(--pc-dur) var(--pc-ease);
}
.pc-ap-head .lede a:hover { border-bottom-color: var(--pc-accent); }

.pc-ap-body { padding: 56px 0 8px; }
.pc-ap-body > * { max-width: 72ch; }
.pc-ap-body > h2:first-child, .pc-ap-body > p:first-child { margin-top: 0; }
.pc-ap-body h2 {
  font: 500 28px/1.2 var(--pc-font-display); letter-spacing: -0.016em;
  color: var(--pc-ink); margin: 48px 0 16px;
}
.pc-ap-body h3 {
  font: 500 20px/1.3 var(--pc-font-display); letter-spacing: -0.01em;
  color: var(--pc-ink); margin: 36px 0 12px;
}
.pc-ap-body p { font-size: 18px; line-height: 1.72; color: var(--pc-ink-2); margin-bottom: 20px; }
.pc-ap-body p strong { color: var(--pc-ink); font-weight: 600; }
.pc-ap-body a {
  color: var(--pc-accent); border-bottom: 1px solid var(--pc-paper-edge);
  transition: border-color var(--pc-dur) var(--pc-ease);
}
.pc-ap-body a:hover { border-bottom-color: var(--pc-accent); }
.pc-ap-body ul { list-style: none; margin: 8px 0 28px; padding: 0; }
.pc-ap-body ul li {
  position: relative; padding-left: 28px; margin-bottom: 12px;
  font-size: 18px; line-height: 1.6; color: var(--pc-ink-2);
}
.pc-ap-body ul li::before {
  content: ""; position: absolute; left: 2px; top: 0.62em;
  width: 7px; height: 7px; background: var(--pc-accent);
  transform: rotate(45deg);
}
.pc-ap-body ul li:last-child { margin-bottom: 0; }
.pc-ap-body blockquote {
  margin: 28px 0; padding: 4px 0 4px 28px;
  border-left: 2px solid var(--pc-accent);
  font: italic 400 21px/1.55 var(--pc-font-display);
  letter-spacing: -0.01em; color: var(--pc-ink);
}
.pc-ap-body p.pc-ap-livelink { margin-top: 36px; }
.pc-ap-body p.pc-ap-livelink a {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--pc-font-mono); font-size: 13px; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--pc-accent);
  border: 1px solid var(--pc-accent); border-radius: 0;
  padding: 14px 22px; transition: background var(--pc-dur) var(--pc-ease), color var(--pc-dur) var(--pc-ease);
}
.pc-ap-body p.pc-ap-livelink a:hover { background: var(--pc-accent); color: var(--pc-paper); }

.pc-ap-cta {
  border: 1px solid var(--pc-ink); padding: 36px 40px; margin-top: 40px;
  display: flex; flex-direction: column; gap: 16px; align-items: flex-start;
}
.pc-ap-cta .lab {
  font-family: var(--pc-font-mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--pc-ink-3);
}
.pc-ap-cta h3 { font: 500 24px/1.22 var(--pc-font-display); letter-spacing: -0.014em; max-width: 32ch; }

.pc-ap-more { padding: 64px 0 0; }
.pc-ap-more-grid {
  margin-top: 24px; display: grid; grid-template-columns: repeat(3,1fr); gap: 1px;
  background: var(--pc-paper-edge); border: 1px solid var(--pc-paper-edge);
}
.pc-ap-more-grid a {
  background: var(--pc-paper); padding: 28px 24px;
  display: flex; flex-direction: column; gap: 12px; min-height: 168px;
  transition: background var(--pc-dur) var(--pc-ease);
}
.pc-ap-more-grid a:hover { background: #FFFFFF; }
.pc-ap-more-grid a .topic {
  font-family: var(--pc-font-mono); font-size: 10px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--pc-accent);
}
.pc-ap-more-grid a h4 { font: 500 17px/1.32 var(--pc-font-display); letter-spacing: -0.01em; color: var(--pc-ink); }
.pc-ap-more-grid a .arr { margin-top: auto; font-family: var(--pc-font-mono); font-size: 12px; color: var(--pc-ink-3); transition: transform var(--pc-dur) var(--pc-ease); }
.pc-ap-more-grid a:hover .arr { color: var(--pc-accent); transform: translateX(4px); }

.pc-article .dek { font-size: 14px; color: var(--pc-ink-3); margin-top: 8px; max-width: 62ch; line-height: 1.5; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .pc-services, .pc-outcomes, .pc-checklist { grid-template-columns: 1fr; }
  .pc-service:nth-child(2n+1), .pc-outcome:nth-child(2n+1), .pc-checklist li:nth-child(2n+1) { border-right: 0; }
  .pc-approach, .pc-industries, .pc-security-three { grid-template-columns: 1fr; }
  .pc-approach-step + .pc-approach-step { border-left: 0; }
  .pc-security-three .col + .col { border-left: 0; }
  .pc-section-head, .pc-manifest-inner, .pc-cta-inner, .pc-contact-inner, .pc-security-coda { grid-template-columns: 1fr; gap: 32px; }
  .pc-svc-body > .pc-page { grid-template-columns: 1fr; gap: 32px; }
  .pc-svc-body aside { position: static; }
  .pc-related-grid { grid-template-columns: 1fr 1fr; }
  .pc-hero-meta, .pc-svc-hero-meta { grid-template-columns: 1fr 1fr; }
  .pc-footer-top { grid-template-columns: 1fr 1fr; }
  .pc-mark-mono-small { display: none; }
  .pc-ap-more-grid { grid-template-columns: 1fr; }
}
@media (max-width: 1024px) {
  .pc-services.three { grid-template-columns: 1fr; }
  .pc-services.three .pc-service { border-right: 0; }
  .pc-twosides-grid, .pc-why, .pc-cases-grid { grid-template-columns: 1fr; }
  .pc-twoside:first-child { border-right: 0; border-bottom: 1px solid var(--pc-paper-edge); }
  .pc-why .cell:nth-child(2n+1) { border-right: 0; }
}
@media (max-width: 720px) {
  .pc-page, .pc-page-narrow { width: calc(100% - 40px); }
  .pc-nav { display: none; }
  .pc-contour { padding: 40px 24px; grid-template-columns: 1fr; gap: 24px; }
  .pc-related-grid { grid-template-columns: 1fr; }
  .pc-principle { grid-template-columns: 1fr; gap: 12px; }
  .pc-article { grid-template-columns: 40px 1fr 24px; }
  .pc-article .topic { display: none; }
  .pc-twoside, .pc-case-card { padding: 28px 24px; }
}