/* ============================================================
   Relay360 — Marketing site
   Swiss-modern editorial system: Paper + Obsidian + Signal.
   ============================================================ */

/* Webfonts are self-hosted via fonts.css (enqueued before this file). */

:root {
  --obsidian: #0B0B0B;
  --ink:      #0E0E0E;
  --paper:    #F2F1ED;
  --paper-2:  #FAFAF7;
  --mute:     #6E6A66;
  --accent:   #FF4D2E;
  --hairline: rgba(14, 14, 14, 0.14);
  --hairline-dim: rgba(14, 14, 14, 0.08);
  --on-dark:  #F5F4F1;
  --on-dark-mute: rgba(245, 244, 241, 0.62);
  --on-dark-hairline: rgba(245, 244, 241, 0.12);

  --sans: 'Geist', system-ui, -apple-system, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;

  --maxw: 1320px;
  --gutter: 40px;

  --r-lg: 0px; /* the system is square — no rounded corners */

  /* ----------------------------------------------------------
     EXTENDED ENGINEERING TOKENS  (added for WordPress handoff)
     Canonical scales the original site uses ad-hoc; now named so
     Elementor Globals / theme.json / ACF can map 1:1. Adding
     these variables changes nothing visually — existing rules
     keep their literals; new work should reference the tokens.
     ---------------------------------------------------------- */

  /* Spacing scale — 4px base. Section rhythm lives at 120/80. */
  --space-0: 0px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;   /* = --gutter */
  --space-12: 48px;
  --space-14: 56px;
  --space-16: 64px;
  --space-18: 72px;
  --space-20: 80px;   /* = .section--tight vertical */
  --space-30: 120px;  /* = .section vertical */

  /* Type scale — fluid clamps mirror the live utility classes. */
  --fs-display: clamp(56px, 9vw, 132px);   /* .display */
  --fs-h1:      clamp(40px, 5.2vw, 72px);  /* .h1 */
  --fs-h2:      clamp(30px, 3.6vw, 48px);  /* .h2 */
  --fs-h3:      22px;                        /* .h3 */
  --fs-lede:    clamp(18px, 1.6vw, 21px);  /* .lede */
  --fs-body-lg: 18px;
  --fs-body:    17px;                        /* body default */
  --fs-small:   15px;
  --fs-mono:    11px;                        /* .mono labels */

  --lh-tight: 0.9;
  --lh-snug: 1.15;
  --lh-body: 1.55;
  --ls-display: -0.045em;
  --ls-head: -0.03em;
  --ls-mono: 0.18em;

  --fw-regular: 400;
  --fw-medium: 500;  /* all display & headings */

  /* Z-index ladder */
  --z-sticky-cta: 70;
  --z-header: 50;
  --z-switch: 80;

  /* Motion */
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --dur-fast: 0.18s;
  --dur-base: 0.22s;
  --dur-reveal: 0.7s;

  /* Named breakpoints (px) — used across the site's media queries.
     bp-lg 1000 · bp-md 900 · bp-sm 720. Mobile-first below sm. */
  --bp-lg: 1000px;
  --bp-md: 900px;
  --bp-sm: 720px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-size: 17px;
  line-height: 1.55;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ---------- Layout primitives ---------- */
.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.section { padding: 120px 0; }
.section--tight { padding: 80px 0; }

.rule { height: 1px; background: var(--hairline); border: 0; margin: 0; }
.rule-ink { height: 1px; background: var(--ink); border: 0; }

/* ---------- Typography ---------- */
.mono {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--mute);
}
.mono--accent { color: var(--accent); }
.mono--ink { color: var(--ink); }

.display {
  font-family: var(--sans);
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 0.9;
  font-size: clamp(56px, 9vw, 132px);
  margin: 0;
  text-wrap: balance;
}
h1, h2, h3 { text-wrap: pretty; }
.h1 {
  font-family: var(--sans);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 0.98;
  font-size: clamp(40px, 5.2vw, 72px);
  margin: 0;
}
.h2 {
  font-family: var(--sans);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.02;
  font-size: clamp(30px, 3.6vw, 48px);
  margin: 0;
}
.h3 {
  font-family: var(--sans);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.15;
  font-size: 22px;
  margin: 0;
}
.lede {
  font-size: clamp(18px, 1.6vw, 21px);
  line-height: 1.5;
  color: var(--ink);
  font-weight: 400;
  max-width: 30ch;
}
.body-lg { font-size: 18px; line-height: 1.6; }
.muted { color: var(--mute); }
.accent { color: var(--accent); }

.section-head {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin-bottom: 8px;
}
.section-head .num { font-family: var(--mono); font-size: 12px; color: var(--accent); letter-spacing: 0.1em; font-weight: 500; }

/* ---------- Logo (Meridian lockup) ---------- */
.logo {
  display: inline-flex;
  align-items: stretch;
  gap: 12px;
  color: inherit;
  line-height: 1;
}
.logo .lm-word {
  align-self: center;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.03em;
}
.logo .lm-rule { width: 1.5px; align-self: stretch; background: currentColor; opacity: 0.85; }
.logo .lm-stack { display: flex; flex-direction: column; justify-content: center; gap: 4px; }
.logo .lm-360 { font-family: var(--mono); font-weight: 500; font-size: 16px; letter-spacing: 0; line-height: 1; }
.logo .lm-deg { color: var(--accent); }
/* Single Meridian lockup — no caption variant. .logo--full kept as a harmless alias. */

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid var(--hairline);
}
.site-header.is-dark {
  background: color-mix(in srgb, var(--obsidian) 86%, transparent);
  border-bottom: 1px solid var(--on-dark-hairline);
  color: var(--on-dark);
}
.nav {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
  font-size: 14.5px;
  font-weight: 400;
}
.nav-links a { color: inherit; opacity: 0.78; transition: opacity 0.18s ease; position: relative; }
.nav-links a:hover { opacity: 1; }
.nav-links a.is-active { opacity: 1; }
.nav-links a.is-active::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -26px;
  height: 2px; background: var(--accent);
}
.is-dark .nav-links a { color: var(--on-dark); }

/* ---------- Buttons / CTAs ---------- */
.cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 500;
  color: inherit;
  cursor: pointer;
  white-space: nowrap;
}
.cta .dot { width: 8px; height: 8px; background: var(--accent); display: inline-block; flex: 0 0 auto; }
.cta--btn {
  border: 1px solid currentColor;
  padding: 14px 22px;
  transition: background 0.2s ease, color 0.2s ease;
}
.cta--solid {
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--ink);
  padding: 14px 22px;
}
.cta--solid:hover { background: var(--accent); border-color: var(--accent); color: var(--paper); }
.is-dark .cta--solid { background: var(--accent); border-color: var(--accent); }
.cta--btn:hover { background: var(--ink); color: var(--paper); }
.is-dark .cta--btn:hover { background: var(--on-dark); color: var(--obsidian); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--ink);
  border-bottom: 1px solid transparent;
  transition: gap 0.2s ease;
}
.link-arrow .arr { color: var(--accent); transition: transform 0.2s ease; }
.link-arrow:hover .arr { transform: translateX(4px); }

/* ---------- Tag chip ---------- */
.tag {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--mute);
}

/* ---------- Dark sections ---------- */
.dark {
  background: var(--obsidian);
  color: var(--on-dark);
}
.dark .muted { color: var(--on-dark-mute); }
.dark .rule { background: var(--on-dark-hairline); }
.dark .tag { color: var(--on-dark-mute); }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--obsidian);
  color: var(--on-dark);
  padding: 80px 0 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--on-dark-hairline);
}
.footer-col h4 {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--on-dark-mute);
  margin: 0 0 18px;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 11px; }
.footer-col a { font-size: 15px; opacity: 0.82; transition: opacity 0.18s; }
.footer-col a:hover { opacity: 1; color: var(--accent); }
.footer-base {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 26px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--on-dark-mute);
}

/* ---------- Cards & grids ---------- */
.grid { display: grid; gap: 1px; }
.cols-2 { grid-template-columns: repeat(2, 1fr); }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-4 { grid-template-columns: repeat(4, 1fr); }

.phase {
  padding: 32px 0 0;
  border-top: 1px solid var(--hairline);
}
.dark .phase { border-top-color: var(--on-dark-hairline); }
.phase .pnum { font-family: var(--mono); font-size: 12px; color: var(--accent); font-weight: 500; }
.phase h3 { margin: 18px 0 10px; }
.phase p { margin: 0; color: var(--mute); font-size: 15px; line-height: 1.55; }
.dark .phase p { color: var(--on-dark-mute); }

/* ---------- Stat ---------- */
.stat .figure {
  font-family: var(--sans);
  font-weight: 500;
  letter-spacing: -0.04em;
  font-size: clamp(48px, 6vw, 88px);
  line-height: 0.9;
}
.stat .figure .unit { font-family: var(--mono); font-size: 0.4em; letter-spacing: 0; vertical-align: super; color: var(--accent); }
.stat .label { font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--mute); margin-top: 14px; }
.dark .stat .label { color: var(--on-dark-mute); }

/* ---------- Image placeholder ---------- */
.ph {
  position: relative;
  background:
    repeating-linear-gradient(135deg, rgba(14,14,14,0.035) 0 12px, transparent 12px 24px),
    var(--paper-2);
  border: 1px solid var(--hairline);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.ph::after {
  content: attr(data-ph);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mute);
}
.ph.on-dark {
  background:
    repeating-linear-gradient(135deg, rgba(245,244,241,0.05) 0 12px, transparent 12px 24px),
    #141414;
  border-color: var(--on-dark-hairline);
}
.ph.on-dark::after { color: var(--on-dark-mute); }

/* ---------- Marquee / kicker strip ---------- */
.kicker-strip {
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  padding: 18px 0;
  overflow: hidden;
}
.kicker-track {
  display: flex;
  gap: 56px;
  white-space: nowrap;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mute);
  animation: marquee 32s linear infinite;
}
.kicker-track span { display: inline-flex; align-items: center; gap: 56px; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- Hero direction switcher ---------- */
.hero-switch {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 80;
  background: var(--obsidian);
  color: var(--on-dark);
  border: 1px solid var(--on-dark-hairline);
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  box-shadow: 0 16px 40px rgba(0,0,0,0.3);
}
.hero-switch .label { color: var(--on-dark-mute); }
.hero-switch button {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: transparent;
  color: var(--on-dark);
  border: 1px solid var(--on-dark-hairline);
  padding: 6px 9px;
  cursor: pointer;
  transition: all 0.16s ease;
}
.hero-switch button:hover { border-color: var(--on-dark-mute); }
.hero-switch button.is-on { background: var(--accent); border-color: var(--accent); color: var(--paper); }

/* hero direction layout + visibility (no inline display, so the toggle wins) */
.hero-dir { min-height: calc(100vh - 72px); padding: 80px 0; }
[data-hero] .hero-dir { display: none; }
[data-hero="a"] .dir-a { display: flex; flex-direction: column; justify-content: center; }
[data-hero="b"] .dir-b { display: flex; align-items: center; }
[data-hero="c"] .dir-c { display: flex; flex-direction: column; justify-content: center; }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1000px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cols-4 { grid-template-columns: repeat(2, 1fr); }
  .nav-links { display: none; }
}
@media (max-width: 720px) {
  :root { --gutter: 22px; }
  .section { padding: 80px 0; }
  .cols-2, .cols-3, .cols-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}

/* ============================================================
   Shared page components (used across home + interior pages)
   ============================================================ */

/* Page hero (interior pages) */
.page-hero { padding: 92px 0 72px; }
.page-hero.dark { background: var(--obsidian); color: var(--on-dark); }
.page-hero .eyebrow { display:flex; align-items:center; gap:14px; margin-bottom:30px; }
.page-hero .eyebrow .bar { width:36px; height:1px; background:var(--accent); }
.page-hero h1 { max-width: 17ch; }
.page-hero .sub { margin-top: 28px; max-width: 52ch; }

/* Index rows (typographic list) */
.index-row {
  display:flex; align-items:baseline; gap:24px;
  padding:22px 0; border-bottom:1px solid var(--on-dark-hairline);
  font-family:var(--sans); font-weight:500; font-size:clamp(22px,3vw,34px);
  letter-spacing:-0.02em; color:var(--on-dark);
  transition: padding-left 0.22s ease, color 0.2s ease;
}
.index-row:hover { padding-left:18px; color:var(--accent); }
.index-row .ix-meta { font-family:var(--mono); font-size:12px; letter-spacing:0.08em; text-transform:uppercase; color:var(--on-dark-mute); margin-left:auto; font-weight:500; }

/* Work rows */
.work-list { display:flex; flex-direction:column; border-top:1px solid var(--ink); }
.dark .work-list { border-top-color: var(--on-dark); }
.work-row {
  display:grid; grid-template-columns: 56px 200px 1fr auto 30px;
  align-items:center; gap:24px;
  padding:30px 0; border-bottom:1px solid var(--hairline);
  transition: padding-left 0.22s ease;
}
.dark .work-row { border-bottom-color: var(--on-dark-hairline); }
.work-row:hover { padding-left:14px; }
.work-row .wr-id { font-family:var(--mono); font-size:12px; color:var(--accent); font-weight:500; }
.work-row .wr-sector { font-family:var(--mono); font-size:11px; letter-spacing:0.12em; text-transform:uppercase; color:var(--mute); }
.dark .work-row .wr-sector { color: var(--on-dark-mute); }
.work-row .wr-title { font-family:var(--sans); font-weight:500; font-size:clamp(18px,2vw,26px); letter-spacing:-0.02em; }
.work-row .wr-metric { font-family:var(--mono); font-size:13px; color:var(--ink); font-weight:500; }
.dark .work-row .wr-metric { color: var(--on-dark); }
.work-row .wr-arr { color:var(--accent); font-size:18px; opacity:0; transition:opacity 0.2s, transform 0.2s; }
.work-row:hover .wr-arr { opacity:1; transform:translateX(4px); }

/* Thinking cards */
.think-card { display:block; padding-top:28px; border-top:1px solid var(--on-dark-hairline); transition: padding-left 0.2s ease; }
.think-card:hover { padding-left:10px; }
.think-card:hover h3 { color:var(--accent); }
.think-card h3 { transition: color 0.2s; }

/* Article rows (Thinking index) */
.article-row {
  display:grid; grid-template-columns: 120px 1fr 180px 30px;
  gap:28px; align-items:baseline;
  padding:34px 0; border-bottom:1px solid var(--hairline);
  transition: padding-left 0.22s ease;
}
.article-row:hover { padding-left:14px; }
.article-row:hover .ar-title { color:var(--accent); }
.article-row .ar-kind { font-family:var(--mono); font-size:11px; letter-spacing:0.12em; text-transform:uppercase; color:var(--accent); font-weight:500; }
.article-row .ar-title { font-family:var(--sans); font-weight:500; font-size:clamp(20px,2.2vw,28px); letter-spacing:-0.02em; transition:color 0.2s; }
.article-row .ar-desc { color:var(--mute); font-size:14px; margin-top:8px; line-height:1.5; max-width:52ch; }
.article-row .ar-meta { font-family:var(--mono); font-size:11px; letter-spacing:0.08em; color:var(--mute); text-transform:uppercase; }
.article-row .ar-arr { color:var(--accent); opacity:0; transition:opacity 0.2s, transform 0.2s; }
.article-row:hover .ar-arr { opacity:1; transform:translateX(4px); }

/* Detailed phase block */
.phase-block {
  display:grid; grid-template-columns: 0.5fr 1.2fr 1fr; gap:48px;
  padding:56px 0; border-top:1px solid var(--hairline);
}
.phase-block .pb-num { font-family:var(--sans); font-weight:500; font-size:clamp(48px,6vw,84px); letter-spacing:-0.04em; line-height:0.85; }
.phase-block .pb-num .pct { color:var(--accent); }
.phase-block h3 { font-size:clamp(26px,3vw,38px); margin:0 0 16px; }
.phase-block .pb-body { color:var(--mute); }
.phase-block ul { list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:12px; }
.phase-block li { display:flex; gap:12px; font-size:14px; align-items:baseline; padding-bottom:12px; border-bottom:1px solid var(--hairline-dim); }
.phase-block li .lk { font-family:var(--mono); font-size:10px; color:var(--accent); flex:0 0 auto; }

/* Principles / capability items */
.principle { padding-top:26px; border-top:1px solid var(--hairline); }
.dark .principle { border-top-color: var(--on-dark-hairline); }
.principle .pr-num { font-family:var(--mono); font-size:12px; color:var(--accent); font-weight:500; }
.principle h3 { margin:16px 0 10px; }
.principle p { margin:0; color:var(--mute); font-size:15px; line-height:1.55; }
.dark .principle p { color: var(--on-dark-mute); }

/* People */
.person { }
.person .portrait { aspect-ratio: 3/4; }
.person .name { font-family:var(--sans); font-weight:500; font-size:18px; letter-spacing:-0.015em; margin-top:16px; }
.person .role { font-family:var(--mono); font-size:11px; letter-spacing:0.08em; text-transform:uppercase; color:var(--mute); margin-top:5px; }
.dark .person .role { color: var(--on-dark-mute); }

/* Contact form */
.field { display:flex; flex-direction:column; gap:10px; }
.field label { font-family:var(--mono); font-size:11px; letter-spacing:0.12em; text-transform:uppercase; color:var(--on-dark-mute); }
.field input, .field textarea, .field select {
  background:transparent; border:0; border-bottom:1px solid var(--on-dark-hairline);
  color:var(--on-dark); font-family:var(--sans); font-size:17px; padding:10px 0; outline:none;
  transition:border-color 0.2s;
}
.field input::placeholder, .field textarea::placeholder { color:rgba(245,244,241,0.35); }
.field input:focus, .field textarea:focus, .field select:focus { border-bottom-color:var(--accent); }
.field select option { background: var(--obsidian); }

@media (max-width: 900px) {
  .phase-block { grid-template-columns: 1fr; gap:24px; }
  .article-row { grid-template-columns: 90px 1fr; }
  .article-row .ar-meta, .article-row .ar-arr { display:none; }
}
@media (max-width: 720px) {
  .work-row { grid-template-columns: 40px 1fr; row-gap:8px; }
  .work-row .wr-sector, .work-row .wr-metric, .work-row .wr-arr { display:none; }
}

/* ============================================================
   Conversion system
   ============================================================ */

/* Friction-reducer line under CTAs */
.cta-note {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mute);
  margin-top: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.cta-note .tick { color: var(--accent); }
.dark .cta-note, .page-hero.dark .cta-note { color: var(--on-dark-mute); }

.cta-group { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

/* Hero proof microbar */
.proof-bar {
  display: flex;
  align-items: center;
  gap: 36px;
  flex-wrap: wrap;
  margin-top: 44px;
  padding-top: 26px;
  border-top: 1px solid var(--on-dark-hairline);
}
.proof-bar .pb-item { display: flex; flex-direction: column; gap: 4px; }
.proof-bar .pb-fig {
  font-family: var(--sans); font-weight: 500; font-size: 30px;
  letter-spacing: -0.03em; line-height: 1; color: var(--on-dark);
}
.proof-bar .pb-fig .u { font-family: var(--mono); font-size: 0.5em; color: var(--accent); vertical-align: super; }
.proof-bar .pb-lab { font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--on-dark-mute); }
.proof-bar.on-light { border-top-color: var(--hairline); }
.proof-bar.on-light .pb-fig { color: var(--ink); }
.proof-bar.on-light .pb-lab { color: var(--mute); }

/* Trusted-by strip */
.trusted {
  padding: 34px 0;
  border-bottom: 1px solid var(--hairline);
}
.trusted .wrap { display: flex; align-items: center; gap: 40px; flex-wrap: wrap; }
.trusted .label {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--mute); flex: 0 0 auto;
}
.trusted .marks { display: flex; align-items: center; gap: 40px; flex-wrap: wrap; flex: 1; }
.trusted .mk {
  font-family: var(--sans); font-weight: 500; font-size: 18px;
  letter-spacing: -0.01em; color: var(--ink); opacity: 0.5;
  transition: opacity 0.2s;
}
.trusted .mk:hover { opacity: 0.9; }
.dark .trusted { border-bottom-color: var(--on-dark-hairline); }
.dark .trusted .mk { color: var(--on-dark); }

/* Sticky mobile CTA */
.sticky-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 70;
  display: none;
  background: var(--obsidian); color: var(--on-dark);
  padding: 12px 18px;
  border-top: 1px solid var(--accent);
  align-items: center; justify-content: space-between; gap: 14px;
}
.sticky-cta .sc-text { font-family: var(--sans); font-weight: 500; font-size: 15px; }
.sticky-cta .sc-text small { display: block; font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em; color: var(--on-dark-mute); margin-top: 2px; }

/* Step / value-of-the-call list */
.steps { display: grid; gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); }
.dark .steps { background: var(--on-dark-hairline); border-color: var(--on-dark-hairline); }
.step { background: var(--paper); padding: 30px 28px; }
.dark .step { background: var(--obsidian); }
.step .s-num { font-family: var(--mono); font-size: 12px; color: var(--accent); font-weight: 500; }
.step h4 { font-family: var(--sans); font-weight: 500; font-size: 19px; letter-spacing: -0.02em; margin: 14px 0 8px; }
.step p { margin: 0; font-size: 14px; color: var(--mute); line-height: 1.5; }
.dark .step p { color: var(--on-dark-mute); }

/* Qualifying chips (segmented choices) */
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--on-dark); background: transparent;
  border: 1px solid var(--on-dark-hairline); padding: 10px 14px; cursor: pointer;
  transition: all 0.16s ease; user-select: none;
}
.chip:hover { border-color: var(--on-dark-mute); }
.chip.is-sel { background: var(--accent); border-color: var(--accent); color: var(--paper); }

/* Form confirmation state */
.form-confirm { display: none; }
.is-sent .form-live { display: none; }
.is-sent .form-confirm { display: block; }
.confirm-mark {
  width: 56px; height: 56px; border: 1.5px solid var(--accent);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); font-size: 26px; margin-bottom: 26px;
}

@media (max-width: 720px) {
  .sticky-cta { display: flex; }
  /* NB: no body padding-bottom here — the WP build does not render .sticky-cta
     (design-reference component only); the reserved 68px showed as dead
     whitespace under the footer on every mobile page. If the bar ever ships,
     re-add body { padding-bottom: 68px; } alongside it. */
  .proof-bar { gap: 24px; }
}

/* ============================================================
   Case study detail
   ============================================================ */

/* Breadcrumb */
.breadcrumb {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--on-dark-mute); white-space: nowrap;
}
.breadcrumb > * { white-space: nowrap; }
.breadcrumb a { color: var(--on-dark-mute); transition: color 0.18s; }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { opacity: 0.5; }

/* Case meta row */
.case-meta {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--on-dark-hairline); border: 1px solid var(--on-dark-hairline);
  margin-top: 48px;
}
.case-meta .cm {
  background: var(--obsidian); padding: 24px 26px;
}
.case-meta .cm-label { font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--on-dark-mute); }
.case-meta .cm-val { font-family: var(--sans); font-weight: 500; font-size: 17px; letter-spacing: -0.01em; color: var(--on-dark); margin-top: 10px; }

/* Results band */
.results-band { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--hairline); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.results-band .rb {
  background: var(--paper); padding: 48px 32px;
}
.results-band .rb-fig {
  font-family: var(--sans); font-weight: 500; font-size: clamp(44px, 5vw, 72px);
  letter-spacing: -0.04em; line-height: 0.9;
}
.results-band .rb-fig .u { font-family: var(--mono); font-size: 0.38em; letter-spacing: 0; vertical-align: super; color: var(--accent); }
.results-band .rb-lab { font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--mute); margin-top: 16px; }

/* Narrative prose */
.prose { max-width: 62ch; }
.prose p { font-size: 19px; line-height: 1.62; margin: 0 0 24px; }
.prose p:last-child { margin-bottom: 0; }
.prose .drop:first-letter {
  font-family: var(--sans); font-weight: 500; font-size: 3.4em; line-height: 0.74;
  float: left; margin: 6px 14px 0 0; color: var(--accent);
}

/* Two-column narrative (sticky label) */
.narr { display: grid; grid-template-columns: 0.4fr 1fr; gap: 48px; align-items: start; }
.narr .narr-label { position: sticky; top: 100px; }

/* Big pull quote */
.pullquote {
  font-family: var(--sans); font-weight: 500;
  font-size: clamp(28px, 4vw, 52px); letter-spacing: -0.03em; line-height: 1.08;
  max-width: 22ch; margin: 0;
}

/* Build list */
.build-list { display: grid; gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); }
.build-row { background: var(--paper); display: grid; grid-template-columns: 56px 1fr; gap: 20px; padding: 26px 28px; align-items: baseline; }
.build-row .br-k { font-family: var(--mono); font-size: 12px; color: var(--accent); font-weight: 500; }
.build-row h4 { font-family: var(--sans); font-weight: 500; font-size: 18px; letter-spacing: -0.015em; margin: 0 0 6px; }
.build-row p { margin: 0; font-size: 14px; color: var(--mute); line-height: 1.5; }

/* Case footer nav */
.case-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--hairline); border-top: 1px solid var(--ink); }
.case-nav a { background: var(--paper); padding: 40px; transition: background 0.2s; }
.case-nav a:hover { background: var(--paper-2); }
.case-nav .cn-dir { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); }
.case-nav .cn-title { font-family: var(--sans); font-weight: 500; font-size: clamp(20px, 2.2vw, 28px); letter-spacing: -0.02em; margin-top: 14px; }
.case-nav a.next { text-align: right; }

@media (max-width: 900px) {
  .case-meta, .results-band { grid-template-columns: repeat(2, 1fr); }
  .narr { grid-template-columns: 1fr; gap: 20px; }
  .narr .narr-label { position: static; }
}
@media (max-width: 720px) {
  .case-meta, .results-band { grid-template-columns: 1fr; }
  .case-nav { grid-template-columns: 1fr; }
  .case-nav a.next { text-align: left; }
}

/* ============================================================
   Use-case / solution pages
   ============================================================ */

/* Category tag in hero */
.uc-cat { display: flex; align-items: center; gap: 14px; margin-bottom: 28px; }
.uc-cat .bar { width: 36px; height: 1px; background: var(--accent); }

/* Platform proof line under hero */
.platform-note {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.04em;
  color: var(--mute); margin-top: 38px; padding-top: 22px;
  border-top: 1px solid var(--hairline); max-width: 56ch;
}
.platform-note b { color: var(--ink); font-weight: 500; }

/* Problem rows */
.problem-list { margin-top: 36px; border-top: 1px solid var(--ink); }
.prob {
  display: grid; grid-template-columns: 40px 1fr; gap: 22px;
  padding: 28px 0; border-bottom: 1px solid var(--hairline); align-items: start;
}
.prob .pk { font-family: var(--mono); font-size: 12px; color: var(--accent); font-weight: 500; padding-top: 3px; }
.prob h4 { font-family: var(--sans); font-weight: 500; font-size: clamp(19px, 2vw, 24px); letter-spacing: -0.02em; margin: 0 0 8px; }
.prob p { margin: 0; color: var(--mute); font-size: 16px; line-height: 1.55; max-width: 60ch; }
.opportunity {
  margin-top: 40px; font-family: var(--sans); font-weight: 500;
  font-size: clamp(22px, 2.6vw, 32px); letter-spacing: -0.025em; line-height: 1.2;
  max-width: 24ch;
}

/* Feature blocks */
.features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 48px 56px; margin-top: 56px; }
.feature { padding-top: 26px; border-top: 1px solid var(--on-dark-hairline); }
.feature h3 { font-family: var(--sans); font-weight: 500; font-size: 22px; letter-spacing: -0.02em; margin: 0 0 12px; color: var(--on-dark); }
.feature p { margin: 0; font-size: 16px; line-height: 1.55; color: var(--on-dark-mute); }

/* How it works — big numbered steps */
.howsteps { margin-top: 56px; }
.howstep {
  display: grid; grid-template-columns: 120px 1fr; gap: 40px;
  padding: 40px 0; border-top: 1px solid var(--hairline); align-items: baseline;
}
.howstep:last-child { border-bottom: 1px solid var(--hairline); }
.howstep .hn { font-family: var(--sans); font-weight: 500; font-size: clamp(40px, 5vw, 68px); letter-spacing: -0.04em; line-height: 0.85; color: var(--accent); }
.howstep h4 { font-family: var(--sans); font-weight: 500; font-size: clamp(20px, 2.2vw, 27px); letter-spacing: -0.02em; margin: 0 0 10px; }
.howstep p { margin: 0; color: var(--mute); font-size: 17px; line-height: 1.55; max-width: 64ch; }

/* Outcomes grid */
.outcomes { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); margin-top: 48px; }
.outcome { background: var(--paper); padding: 36px 32px; }
.outcome h4 { font-family: var(--sans); font-weight: 500; font-size: 20px; letter-spacing: -0.02em; margin: 0 0 10px; }
.outcome h4 .mk { color: var(--accent); margin-right: 10px; font-family: var(--mono); font-size: 13px; }
.outcome p { margin: 0; color: var(--mute); font-size: 15px; line-height: 1.55; }

/* Placeholder quote */
.quote-ph { border: 1px dashed rgba(245,244,241,0.28); padding: 34px 36px; }
.quote-ph .ph-tag { font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); display: inline-flex; align-items: center; gap: 8px; margin-bottom: 18px; }
.quote-ph blockquote { font-family: var(--sans); font-weight: 500; font-size: clamp(19px, 2.1vw, 26px); letter-spacing: -0.02em; line-height: 1.2; margin: 0 0 18px; color: var(--on-dark); }
.quote-ph .attr { font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; color: var(--on-dark-mute); }

/* FAQ accordion */
.faq { margin-top: 40px; border-top: 1px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--hairline); }
.faq summary {
  list-style: none; cursor: pointer; padding: 26px 0;
  display: flex; align-items: baseline; gap: 20px;
  font-family: var(--sans); font-weight: 500; font-size: clamp(18px, 2vw, 23px);
  letter-spacing: -0.02em; transition: color 0.18s;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--accent); }
.faq summary .q { font-family: var(--mono); font-size: 12px; color: var(--accent); flex: 0 0 auto; padding-top: 4px; }
.faq summary .sign { margin-left: auto; font-family: var(--mono); color: var(--accent); transition: transform 0.2s; flex: 0 0 auto; }
.faq details[open] summary .sign { transform: rotate(45deg); }
.faq .ans { padding: 0 0 28px 44px; color: var(--mute); font-size: 16px; line-height: 1.6; max-width: 72ch; }

@media (max-width: 900px) {
  .features, .outcomes { grid-template-columns: 1fr; }
  .features { gap: 36px; }
  .howstep { grid-template-columns: 1fr; gap: 12px; }
  .faq .ans { padding-left: 0; }
}

/* Coming-soon rows + category index */
.work-row.is-soon { opacity: 0.5; cursor: default; }
.work-row.is-soon:hover { padding-left: 0; }
.soon-badge { font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--mute); border: 1px solid var(--hairline); padding: 5px 9px; }
.dark .soon-badge { border-color: var(--on-dark-hairline); color: var(--on-dark-mute); }
.cat-block { padding-top: 8px; }
.cat-block + .cat-block { margin-top: 72px; }