/* ============================================================
   KMITA & CO. — landing surface stylesheet
   ============================================================
   Ported from brand/index.html (Vault aesthetic, ADR-010).
   Shared by:
     · landing/index.html               (Phase 0 hub)
     · landing/index-1a.html            (Phase 1A hub, post-2026-05-20)
     · landing/offers/*.html            (4 offer pages)

   Brand rule (ADR-010 + memory):
     - Champagne #D4AF7A → trust / value / human-facing surfaces
     - Plasma    #4A7CFF → system / data / machine-facing surfaces
     - Never mix the two accents inside the same component
   ============================================================ */

:root {
  /* ---------- Palette */
  --void: #0A0A0C;
  --void-deep: #060608;
  --surface: #14141A;
  --surface-2: #1F1F28;
  --surface-3: #262631;
  --edge: rgba(255, 255, 255, 0.07);
  --edge-strong: rgba(255, 255, 255, 0.14);
  --inner-light: rgba(255, 255, 255, 0.04);

  --primary: #F5F5F7;
  --secondary: #8B8B95;
  --tertiary: #5C5C66;
  --muted: #3A3A42;

  --champagne: #D4AF7A;
  --champagne-soft: rgba(212, 175, 122, 0.18);
  --champagne-glow: rgba(212, 175, 122, 0.10);

  --plasma: #4A7CFF;
  --plasma-soft: rgba(74, 124, 255, 0.18);
  --plasma-glow: rgba(74, 124, 255, 0.20);
  --plasma-faint: rgba(74, 124, 255, 0.08);

  --hair: 1px;
  --sans: 'Geist', system-ui, sans-serif;
  --mono: 'Geist Mono', monospace;
}

/* ---------- Reset */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--void); }

body {
  background: var(--void);
  color: var(--primary);
  font-family: var(--sans);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  position: relative;
  padding-top: 44px;
  line-height: 1.4;
}

/* ultra-subtle film grain — atmospheric */
body::before {
  content: '';
  position: fixed; inset: 0;
  pointer-events: none; z-index: 100;
  opacity: 0.045;
  mix-blend-mode: screen;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='1.6' numOctaves='1' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.5 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 220px 220px;
}

/* ============================================================
   SYSTEM BAR · running header telemetry
   ============================================================ */
.sysbar {
  position: fixed; top: 0; left: 0; right: 0; height: 44px;
  background: var(--void-deep);
  border-bottom: var(--hair) solid var(--edge);
  z-index: 200;
  display: flex; align-items: center;
  padding: 0 1.5rem;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--secondary);
  backdrop-filter: blur(8px);
}
.sysbar::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--champagne-soft) 30%, var(--champagne-soft) 70%, transparent 100%);
}
.sys-cell {
  padding: 0 1.5rem;
  display: flex; align-items: center; gap: 0.7rem;
  border-right: var(--hair) solid var(--edge);
  height: 100%;
}
.sys-cell:first-child { padding-left: 0; }
.sys-cell.right-anchor { border-right: none; margin-left: auto; padding-right: 0; }
.sys-cell .k { color: var(--tertiary); }
.sys-cell .v { color: var(--primary); font-weight: 500; }
.sys-cell .v.ch { color: var(--champagne); }

.sys-nav {
  display: flex; gap: 0; align-items: center; height: 100%;
}
.sys-nav a {
  color: var(--secondary);
  text-decoration: none;
  padding: 0 1.2rem;
  height: 100%;
  display: flex; align-items: center;
  border-right: var(--hair) solid var(--edge);
  transition: color 0.18s ease;
}
.sys-nav a:hover { color: var(--primary); }
.sys-nav a:last-child { border-right: none; }

.live-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--champagne);
  box-shadow: 0 0 8px var(--champagne), 0 0 16px var(--plasma-glow);
  animation: livepulse 2.4s ease-in-out infinite;
}
@keyframes livepulse {
  0%, 100% { opacity: 0.55; transform: scale(0.8); }
  50%      { opacity: 1;    transform: scale(1); }
}

/* ============================================================
   LAYOUT PRIMITIVES
   ============================================================ */
.doc { max-width: 1440px; margin: 0 auto; padding: 0 5vw; }

section {
  padding: 7rem 0;
  position: relative;
}
section + section::before {
  content: '';
  position: absolute;
  top: 0; left: 5vw; right: 5vw;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--edge-strong) 20%, var(--edge-strong) 80%, transparent);
}

.section-num {
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  color: var(--champagne);
  margin-bottom: 3.5rem;
  display: flex; align-items: center; gap: 1.5rem;
}
.section-num .label { color: var(--secondary); }
.section-num::after {
  content: '';
  flex: 1; height: 1px;
  background: linear-gradient(90deg, var(--edge-strong), transparent);
}

/* ============================================================
   TYPE SYSTEM — display, body, labels
   ============================================================ */
.h-display {
  font-family: var(--sans);
  font-weight: 200;
  font-size: clamp(3rem, 6vw, 5.5rem);
  letter-spacing: -0.045em;
  line-height: 0.95;
  color: var(--primary);
  margin-bottom: 2.5rem;
}
.h-display .ch    { color: var(--champagne); }
.h-display .light { color: var(--secondary); font-weight: 200; }

.h-mid {
  font-family: var(--sans);
  font-weight: 250;
  font-size: clamp(1.85rem, 3vw, 2.6rem);
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: var(--primary);
  margin-bottom: 1.5rem;
}

.body-lg {
  font-family: var(--sans);
  font-size: 1.15rem;
  line-height: 1.55;
  font-weight: 350;
  letter-spacing: -0.005em;
  color: var(--secondary);
  max-width: 60ch;
}
.body-lg .em { color: var(--primary); font-weight: 400; }

p.body-md, .body-md {
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.55;
  color: var(--secondary);
  max-width: 65ch;
}
.body-md .em { color: var(--primary); font-weight: 450; }

.label {
  font-family: var(--mono);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  color: var(--tertiary);
  font-weight: 500;
}
.label.ch { color: var(--champagne); }
.label.pl { color: var(--plasma); }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--champagne);
  margin-bottom: 2rem;
  display: flex; align-items: center; gap: 1rem;
}
.eyebrow::before {
  content: '';
  width: 24px; height: 1px;
  background: var(--champagne);
}

/* ============================================================
   COVER / HERO
   ============================================================ */
.cover {
  min-height: calc(100vh - 44px);
  /* full-bleed across viewport regardless of .doc max-width */
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  padding: 0;
  display: flex; flex-direction: column;
  position: relative;
  overflow: hidden;
  background: var(--void);
}
.cover::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 50% 0%,  var(--champagne-glow), transparent 60%),
    radial-gradient(ellipse 60% 70% at 80% 60%, var(--plasma-faint),   transparent 65%),
    radial-gradient(ellipse 50% 60% at 15% 75%, rgba(255,255,255,0.02), transparent 60%);
  pointer-events: none; z-index: 1;
  animation: ambientShift 60s ease-in-out infinite alternate;
}
@keyframes ambientShift {
  0%   { opacity: 0.85; }
  100% { opacity: 1; }
}

/* aurora — slow drift behind hero */
.cover-aurora {
  position: absolute; inset: 0;
  pointer-events: none; z-index: 1;
  overflow: hidden;
}
.cover-aurora::before, .cover-aurora::after, .cover-aurora .a3 {
  content: '';
  position: absolute;
  width: 65%; height: 65%;
  border-radius: 50%;
  filter: blur(90px);
  will-change: transform;
}
.cover-aurora::before {
  background: radial-gradient(circle, rgba(74,124,255,0.14), transparent 70%);
  top: -10%; left: 5%;
  animation: aurora1 32s ease-in-out infinite;
}
.cover-aurora::after {
  background: radial-gradient(circle, rgba(212,175,122,0.10), transparent 70%);
  top: 30%; right: 0%;
  animation: aurora2 38s ease-in-out infinite;
}
.cover-aurora .a3 {
  background: radial-gradient(circle, rgba(74,124,255,0.08), transparent 70%);
  bottom: -10%; left: 30%;
  animation: aurora3 45s ease-in-out infinite;
}
@keyframes aurora1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%      { transform: translate(20%, 15%) scale(1.15); }
  66%      { transform: translate(35%, -10%) scale(0.9); }
}
@keyframes aurora2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%      { transform: translate(-25%, 25%) scale(1.2); }
  66%      { transform: translate(-15%, -20%) scale(0.95); }
}
@keyframes aurora3 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%      { transform: translate(30%, -30%) scale(1.25); }
}

/* ============================================================
   COVER · constellation — plasma stars + thin connection lines
   Ported from brand/index.html. Sits at z-index 2, between the
   aurora glow (z=1) and the hero content (z=3).
   ============================================================ */
.cover-constellation {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  overflow: hidden;
}
.cover-constellation svg {
  width: 100%; height: 100%;
  display: block;
}
.star {
  fill: var(--plasma);
  filter: drop-shadow(0 0 4px var(--plasma-glow));
  opacity: 0.4;
  animation: starPulse 5s ease-in-out infinite;
}
@keyframes starPulse {
  0%, 100% { opacity: 0.25; }
  50%      { opacity: 0.7; }
}
.conn-star {
  stroke: var(--plasma);
  stroke-width: 0.5;
  opacity: 0.12;
  animation: connFade 8s ease-in-out infinite;
}
@keyframes connFade {
  0%, 100% { opacity: 0.06; }
  50%      { opacity: 0.18; }
}
.constellation-drift {
  animation: drift 90s linear infinite;
  transform-origin: center;
}
@keyframes drift {
  0%   { transform: translate(0, 0); }
  50%  { transform: translate(-20px, -10px); }
  100% { transform: translate(0, 0); }
}

/* corner crops — architectural precision */
.cover-crop {
  position: absolute;
  width: 28px; height: 28px;
  border: 1px solid var(--champagne-soft);
  z-index: 4;
}
.cover-crop.tl { top: 22px;    left: 22px;  border-right: none; border-bottom: none; }
.cover-crop.tr { top: 22px;    right: 22px; border-left: none;  border-bottom: none; }
.cover-crop.bl { bottom: 22px; left: 22px;  border-right: none; border-top: none; }
.cover-crop.br { bottom: 22px; right: 22px; border-left: none;  border-top: none; }

.cover-canvas {
  position: relative; z-index: 3;
  flex: 1;
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 4rem 5vw 0;
  display: flex; flex-direction: column; justify-content: space-between;
}

.cover-top {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 2rem; padding: 1rem 0;
}
.cover-top-l, .cover-top-r {
  display: flex; gap: 2rem;
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}
.cover-top-r { justify-content: flex-end; }
.cover-top .v { color: var(--primary); font-weight: 500; }
.cover-top .k { color: var(--tertiary); }

/* Hero mid-block: text occupies the full container width (children's own max-widths
   constrain where copy actually ends — cover-sub at 56ch, dual-cta at 920px).
   Visual sits absolutely on the right, BEHIND the text, at low opacity — organic
   ambient backdrop, not a separate column. */
.cover-mid {
  margin: auto;
  padding: 4rem 0 3rem;
  position: relative;
  max-width: 1240px;
  width: 100%;
  display: block;
}
.cover-mid-text {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
}
.cover-mid-vis {
  position: absolute;
  right: -2%;
  top: 50%;
  transform: translateY(-50%);
  width: 58%;
  max-width: 640px;
  z-index: 1;
  pointer-events: none;
}
.cover-mid-vis svg {
  width: 100%;
  height: auto;
  display: block;
  opacity: 0.42;
}

/* Hide the visual on tablet/mobile — text gets the full container */
@media (max-width: 980px) {
  .cover-mid-vis { display: none; }
}

/* Hero scroll-cue — gentle "↓ See how this works" invite, not a hard CTA */
.hero-scroll-cue {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  margin-top: 3.5rem;
  padding: 0.85rem 1.4rem 0.85rem 0;
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--secondary);
  text-decoration: none;
  border-bottom: 1px solid var(--edge);
  width: max-content;
  transition: color 0.22s ease, border-color 0.22s ease, gap 0.22s ease;
}
.hero-scroll-cue:hover {
  color: var(--champagne);
  border-bottom-color: var(--champagne-soft);
  gap: 1.1rem;
}
.hero-scroll-cue .arrow {
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0;
  animation: scrollCueBob 2.4s ease-in-out infinite;
}
@keyframes scrollCueBob {
  0%, 100% { transform: translateY(0); opacity: 0.65; }
  50%      { transform: translateY(3px); opacity: 1; }
}

.cover-title {
  font-family: var(--sans);
  font-weight: 100;
  font-size: clamp(3.2rem, 9vw, 8rem);
  letter-spacing: -0.052em;
  line-height: 0.88;
  color: var(--primary);
  margin-bottom: 2.2rem;
}
.cover-title .ch    { color: var(--champagne); font-weight: 200; }
.cover-title .light { color: var(--secondary); font-weight: 100; }

.cover-sub {
  font-family: var(--sans);
  font-weight: 350;
  font-size: clamp(1.1rem, 1.5vw, 1.35rem);
  line-height: 1.45;
  color: var(--secondary);
  max-width: 56ch;
  letter-spacing: -0.012em;
  margin-bottom: 3rem;
}
.cover-sub .em { color: var(--primary); font-weight: 400; }

.cover-bottom {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  padding: 2rem 0;
  border-top: 1px solid var(--edge);
}
.cover-bottom dt {
  font-family: var(--mono);
  font-size: 0.6rem; letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--tertiary);
  margin-bottom: 0.7rem;
}
.cover-bottom dd {
  font-family: var(--sans);
  font-size: 0.95rem;
  color: var(--primary);
  font-weight: 400;
  letter-spacing: -0.005em;
}
.cover-bottom dd.ch { color: var(--champagne); }

/* ============================================================
   DUAL CTA — newsletter + Strategy Call, equal weight
   ============================================================ */
.dual-cta {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 1rem;
  max-width: 920px;
}

.cta-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--edge);
  padding: 2rem 2rem 1.75rem;
  display: flex; flex-direction: column;
  gap: 1.4rem;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.cta-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; height: 1px;
  width: 36%;
  background: var(--accent, var(--primary));
}
.cta-card.is-trust  { --accent: var(--champagne); }
.cta-card.is-system { --accent: var(--plasma); }

.cta-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 1rem;
}
.cta-head .ttl {
  font-family: var(--sans);
  font-weight: 350;
  font-size: 1.05rem;
  color: var(--primary);
  letter-spacing: -0.01em;
}
.cta-head .meta {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--tertiary);
}
.cta-card.is-trust  .cta-head .meta { color: var(--champagne); }
.cta-card.is-system .cta-head .meta { color: var(--plasma); }

.cta-body {
  font-family: var(--sans);
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--secondary);
}
.cta-body .em { color: var(--primary); font-weight: 450; }

/* email input + submit, side-by-side */
.cta-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem;
}
.cta-input {
  background: var(--void-deep);
  border: 1px solid var(--edge);
  color: var(--primary);
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  padding: 0.85rem 1rem;
  outline: none;
  transition: border-color 0.18s ease;
}
.cta-input::placeholder {
  color: var(--tertiary);
  font-family: var(--mono);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.65rem;
}
.cta-input:focus { border-color: var(--champagne); }

/* Buttons — three variants by accent role */
.btn {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 500;
  text-decoration: none;
  display: inline-flex; align-items: center; gap: 0.6rem;
  padding: 0.85rem 1.3rem;
  border: 1px solid transparent;
  background: transparent;
  color: var(--primary);
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
  white-space: nowrap;
}
.btn .arrow {
  font-family: var(--mono);
  letter-spacing: 0;
  display: inline-block;
  transition: transform 0.18s ease;
}
.btn:hover .arrow { transform: translateX(3px); }

.btn-trust {
  background: var(--champagne);
  color: var(--void);
  border-color: var(--champagne);
}
.btn-trust:hover { background: #E0BB85; border-color: #E0BB85; }

.btn-system {
  background: transparent;
  color: var(--plasma);
  border-color: var(--plasma);
}
.btn-system:hover { background: var(--plasma); color: var(--void); }

.btn-ghost {
  background: transparent;
  color: var(--primary);
  border-color: var(--edge-strong);
}
.btn-ghost:hover { border-color: var(--primary); }

/* Tight under-line under CTA card explaining what happens */
.cta-foot {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--tertiary);
}

/* ============================================================
   PROOF / RECEIPTS — 4-up big-number row
   ============================================================ */
.receipts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--edge);
  border-bottom: 1px solid var(--edge);
}
.receipt {
  padding: 2.5rem 2rem;
  border-right: 1px solid var(--edge);
  display: flex; flex-direction: column; gap: 0.8rem;
  position: relative;
}
.receipt:last-child { border-right: none; }
.receipt .num {
  font-family: var(--sans);
  font-weight: 200;
  font-size: clamp(2.4rem, 4.5vw, 3.6rem);
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--primary);
}
.receipt .num .ch    { color: var(--champagne); }
.receipt .num .light { color: var(--secondary); }
.receipt .lbl {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--secondary);
}
.receipt .note {
  font-family: var(--sans);
  font-size: 0.85rem;
  line-height: 1.45;
  color: var(--tertiary);
  margin-top: 0.4rem;
}

/* ============================================================
   OFFER CARDS — 2x2 grid on hub
   ============================================================ */
.offer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.offer-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--edge);
  padding: 2.5rem 2.25rem 2rem;
  display: flex; flex-direction: column;
  gap: 1.25rem;
  text-decoration: none;
  color: inherit;
  transition: background 0.22s ease, border-color 0.22s ease, transform 0.22s ease;
}
.offer-card:hover {
  background: var(--surface-2);
  border-color: var(--edge-strong);
  transform: translateY(-2px);
}
.offer-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; height: 1px;
  width: 28%;
  background: var(--champagne);
}
.offer-card .row1 {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 1rem;
}
.offer-card .ttl {
  font-family: var(--sans);
  font-weight: 300;
  font-size: 1.6rem;
  letter-spacing: -0.022em;
  color: var(--primary);
}
.offer-card .price {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--champagne);
  text-align: right;
  line-height: 1.4;
}
.offer-card .desc {
  font-family: var(--sans);
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--secondary);
  flex: 1;
}
.offer-card .row3 {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--edge);
}
.offer-card .duration {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--tertiary);
}
.offer-card .cta-line {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--primary);
  display: inline-flex; align-items: center; gap: 0.5rem;
}
.offer-card:hover .cta-line .arrow { transform: translateX(3px); }
.offer-card .cta-line .arrow { transition: transform 0.18s ease; }

/* ============================================================
   ABOUT BLOCK
   ============================================================ */
.about {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 4rem;
  align-items: start;
}
.about-l .ttl {
  font-family: var(--sans);
  font-weight: 200;
  font-size: clamp(2rem, 3.6vw, 3.2rem);
  letter-spacing: -0.035em;
  line-height: 1;
  color: var(--primary);
  margin-bottom: 1.2rem;
}
.about-l .ttl .ch { color: var(--champagne); }
.about-l .meta {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--tertiary);
}
.about-r p {
  font-family: var(--sans);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--secondary);
  margin-bottom: 1.2rem;
}
.about-r p .em { color: var(--primary); font-weight: 450; }
.about-r p:last-child { margin-bottom: 0; }
.about-r ul {
  list-style: none;
  margin-top: 1.5rem;
  display: flex; flex-wrap: wrap; gap: 0;
  border-top: 1px solid var(--edge);
}
.about-r ul li {
  flex: 1 1 33%;
  padding: 1rem 0 0;
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--secondary);
}
.about-r ul li .k {
  color: var(--tertiary);
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.55rem;
}

/* ============================================================
   MANIFESTO — what I post / what I don't
   ============================================================ */
.manifesto {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.mf-card {
  background: var(--surface);
  border: 1px solid var(--edge);
  padding: 2.25rem 2rem 2rem;
  position: relative;
}
.mf-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; height: 1px;
  width: 28%;
  background: var(--accent, var(--primary));
}
.mf-card.is-yes { --accent: var(--champagne); }
.mf-card.is-no  { --accent: var(--muted); }
.mf-card .head {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--tertiary);
  margin-bottom: 1.4rem;
}
.mf-card.is-yes .head { color: var(--champagne); }
.mf-card.is-no  .head { color: var(--secondary); }
.mf-card ul {
  list-style: none;
  display: flex; flex-direction: column; gap: 0.85rem;
}
.mf-card li {
  font-family: var(--sans);
  font-size: 0.98rem;
  line-height: 1.45;
  color: var(--primary);
  padding-left: 1.4rem;
  position: relative;
}
.mf-card li::before {
  content: '';
  position: absolute;
  top: 0.65rem; left: 0;
  width: 8px; height: 1px;
  background: var(--accent, var(--primary));
}
.mf-card.is-no li {
  color: var(--secondary);
  text-decoration: line-through;
  text-decoration-color: var(--muted);
  text-decoration-thickness: 1px;
}

/* ============================================================
   FOOTER / COLOPHON
   ============================================================ */
.colophon {
  border-top: 1px solid var(--edge-strong);
  padding: 4rem 0 5rem;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: 2rem;
}
.colophon .col-ttl {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--tertiary);
  margin-bottom: 1.2rem;
}
.colophon p, .colophon li {
  font-family: var(--sans);
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--secondary);
}
.colophon ul { list-style: none; display: flex; flex-direction: column; gap: 0.45rem; }
.colophon a {
  color: var(--secondary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}
.colophon a:hover { color: var(--primary); border-bottom-color: var(--champagne-soft); }

.colophon .brand {
  font-family: var(--sans);
  font-weight: 200;
  font-size: 1.4rem;
  color: var(--primary);
  letter-spacing: -0.02em;
  margin-bottom: 0.6rem;
}
.colophon .brand .ch { color: var(--champagne); }
.colophon .tag {
  font-family: var(--sans);
  font-size: 0.92rem;
  color: var(--secondary);
  line-height: 1.55;
  max-width: 32ch;
}

.coda {
  border-top: 1px solid var(--edge);
  padding: 1.4rem 0 2.2rem;
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--tertiary);
}
.coda .live { color: var(--champagne); display: inline-flex; align-items: center; gap: 0.6rem; }

/* ============================================================
   OFFER PAGE — single offer detail
   ============================================================ */
.offer-hero {
  padding: 6rem 0 3rem;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 4rem;
  align-items: end;
}
.offer-hero .h-display { margin-bottom: 1.5rem; }
.offer-hero .price-tag {
  display: flex; flex-direction: column; gap: 0.35rem;
  border-left: 1px solid var(--champagne);
  padding-left: 1.5rem;
}
.offer-hero .price-tag .pk {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--tertiary);
}
.offer-hero .price-tag .pv {
  font-family: var(--sans);
  font-weight: 200;
  font-size: clamp(2.4rem, 4vw, 3.4rem);
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--champagne);
}
.offer-hero .price-tag .pd {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--secondary);
}

.offer-body {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 4rem;
  align-items: start;
  padding-bottom: 2rem;
}
.offer-body h2 {
  font-family: var(--sans);
  font-weight: 250;
  font-size: 1.5rem;
  letter-spacing: -0.018em;
  color: var(--primary);
  margin-bottom: 1rem;
  margin-top: 2.5rem;
}
.offer-body h2:first-child { margin-top: 0; }
.offer-body p {
  font-family: var(--sans);
  font-size: 1.02rem;
  line-height: 1.6;
  color: var(--secondary);
  margin-bottom: 1rem;
  max-width: 60ch;
}
.offer-body p .em { color: var(--primary); font-weight: 450; }
.offer-body ul {
  list-style: none;
  display: flex; flex-direction: column; gap: 0.7rem;
  margin-bottom: 1rem;
}
.offer-body ul li {
  font-family: var(--sans);
  font-size: 0.98rem;
  line-height: 1.5;
  color: var(--secondary);
  padding-left: 1.4rem;
  position: relative;
}
.offer-body ul li::before {
  content: '';
  position: absolute;
  top: 0.6rem; left: 0;
  width: 8px; height: 1px;
  background: var(--champagne);
}
.offer-body ul li .em { color: var(--primary); font-weight: 450; }

/* offer side rail — sticky scope/timeline */
.offer-rail {
  position: sticky;
  top: 80px;
  background: var(--surface);
  border: 1px solid var(--edge);
  padding: 2rem 1.75rem 1.75rem;
}
.offer-rail .rail-head {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--champagne);
  margin-bottom: 1.5rem;
}
.offer-rail dl {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
  margin-bottom: 1.5rem;
}
.offer-rail dt {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--tertiary);
  margin-bottom: 0.3rem;
}
.offer-rail dd {
  font-family: var(--sans);
  font-size: 0.95rem;
  color: var(--primary);
  line-height: 1.4;
}
.offer-rail .rail-foot {
  border-top: 1px solid var(--edge);
  padding-top: 1.5rem;
  display: flex; flex-direction: column; gap: 0.7rem;
}
.offer-rail .btn { width: 100%; justify-content: center; }

/* breadcrumb back to hub */
.breadcrumb {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--secondary);
  display: flex; gap: 0.6rem; align-items: center;
  text-decoration: none;
  margin-bottom: 2.5rem;
  padding-top: 2rem;
}
.breadcrumb:hover { color: var(--primary); }
.breadcrumb .arrow { transition: transform 0.18s ease; }
.breadcrumb:hover .arrow { transform: translateX(-3px); }

/* offer FAQ-style ladder line */
.ladder {
  display: flex; flex-wrap: wrap; gap: 0;
  border-top: 1px solid var(--edge);
  border-bottom: 1px solid var(--edge);
  margin: 2rem 0 0;
}
.ladder a {
  flex: 1 1 25%;
  padding: 1.4rem 1.25rem;
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--secondary);
  text-decoration: none;
  border-right: 1px solid var(--edge);
  transition: color 0.18s ease, background 0.18s ease;
  display: flex; flex-direction: column; gap: 0.4rem;
  min-width: 200px;
}
.ladder a:last-child { border-right: none; }
.ladder a:hover { background: var(--surface); color: var(--primary); }
.ladder a.is-current {
  background: var(--surface);
  color: var(--champagne);
  cursor: default;
  pointer-events: none;
}
.ladder a .price { font-size: 0.55rem; color: var(--tertiary); }
.ladder a.is-current .price { color: var(--champagne); }

/* ============================================================
   RESPONSIVE — mobile first hostility (we ship desktop-first)
   ============================================================ */
@media (max-width: 980px) {
  .cover-bottom { grid-template-columns: repeat(2, 1fr); }
  .dual-cta,
  .offer-grid,
  .manifesto,
  .about,
  .offer-hero,
  .offer-body { grid-template-columns: 1fr; }
  .receipts { grid-template-columns: repeat(2, 1fr); }
  .receipt:nth-child(1), .receipt:nth-child(2) { border-bottom: 1px solid var(--edge); }
  .receipt:nth-child(2) { border-right: none; }
  .colophon { grid-template-columns: 1fr 1fr; gap: 2.5rem 2rem; }
  .ladder a { flex: 1 1 50%; }
  .ladder a:nth-child(2) { border-right: none; }
  .ladder a:nth-child(-n+2) { border-bottom: 1px solid var(--edge); }
  .offer-rail { position: static; }
  .sys-nav { display: none; }
}

@media (max-width: 640px) {
  body { padding-top: 44px; }
  .doc { padding: 0 6vw; }
  section { padding: 5rem 0; }
  .cover-canvas { padding: 3rem 6vw 0; }
  .cover-mid { padding: 2rem 0; }
  .cover-bottom { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
  .receipts { grid-template-columns: 1fr; }
  .receipt { border-right: none; border-bottom: 1px solid var(--edge); }
  .receipt:last-child { border-bottom: none; }
  .colophon { grid-template-columns: 1fr; }
  .coda { flex-direction: column; gap: 0.6rem; align-items: flex-start; padding: 1.4rem 0; }
}

/* ============================================================
   BUYER-FIRST PATTERNS — added in pivot from brand-book
   landing to sales landing. Each block earns its place by
   serving the buyer's decision: pain → outcome → trust →
   process → fit → friction-removal → next step.
   ============================================================ */

/* Section intro typography — sits between section-num and big headline */
.intro-line {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--secondary);
  margin-bottom: 1.2rem;
}

/* ============================================================
   HERO · number-as-art treatment
   Massive figure anchors the eye; tagline carries the meaning.
   Used on the landing hub hero in place of long-form .cover-title.
   ============================================================ */
.hero-claim {
  margin-bottom: 2.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.hero-number {
  font-family: var(--sans);
  font-weight: 100;
  font-size: clamp(4rem, 12vw, 10.5rem);
  letter-spacing: -0.06em;
  line-height: 0.85;
  color: var(--primary);
  margin: 0;
}
.hero-number .ch { color: var(--champagne); font-weight: 150; }
.hero-tagline {
  font-family: var(--sans);
  font-weight: 200;
  font-size: clamp(1.7rem, 3.6vw, 2.7rem);
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: var(--primary);
  max-width: 24ch;
  margin: 0;
}
.hero-tagline .light { color: var(--secondary); font-weight: 200; }

/* ============================================================
   HERO MOTION — entrance reveal + ambient breathing + parallax
   Vault rule (ADR-010): slow, intentional motion only — no bounce,
   no neon, no shiny glow. All effects respect prefers-reduced-motion.

   - Mouse + scroll parallax are driven from JS via the
     individual `translate` CSS property, which composes with the
     `transform: scale(...)` used by the breathing keyframe.
   - Entrance reveal is opacity-only so it doesn't conflict with
     the JS-driven translate.
   ============================================================ */
@media (prefers-reduced-motion: no-preference) {

  /* staggered entrance — opacity only */
  .cover .eyebrow,
  .cover .hero-claim,
  .cover .cover-sub,
  .cover .dual-cta {
    opacity: 0;
    animation: heroReveal 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  }
  .cover .eyebrow    { animation-delay: 0.18s; }
  .cover .hero-claim { animation-delay: 0.36s; }
  .cover .cover-sub  { animation-delay: 0.62s; }
  .cover .dual-cta   { animation-delay: 0.88s; }

  @keyframes heroReveal {
    from { opacity: 0; }
    to   { opacity: 1; }
  }

  /* eyebrow hairline draw-in */
  .cover .eyebrow::before {
    width: 0;
    animation: hairlineDraw 1.0s cubic-bezier(0.65, 0, 0.35, 1) 0.45s forwards;
  }
  @keyframes hairlineDraw {
    to { width: 24px; }
  }

  /* corner crops fade-in last */
  .cover-crop {
    opacity: 0;
    animation: cropFade 1.4s ease 1.05s forwards;
  }
  @keyframes cropFade {
    to { opacity: 1; }
  }

  /* constellation fade-in alongside aurora */
  .cover .cover-constellation {
    opacity: 0;
    animation: constellationFade 1.6s ease 0.5s forwards;
  }
  @keyframes constellationFade {
    to { opacity: 1; }
  }

  /* hero number — continuous breathing, very subtle (1.4% scale, 11s) */
  .hero-number {
    transform-origin: left center;
    animation: heroNumberBreathe 11s ease-in-out infinite alternate;
    will-change: transform;
  }
  @keyframes heroNumberBreathe {
    from { transform: scale(1.000); }
    to   { transform: scale(1.014); }
  }

  /* parallax targets — lerp back to origin when mouse leaves */
  .cover-aurora,
  .cover-constellation,
  .hero-claim,
  .cover-sub,
  .dual-cta {
    will-change: translate;
  }
  .cover.is-resting .cover-aurora,
  .cover.is-resting .cover-constellation,
  .cover.is-resting .hero-claim,
  .cover.is-resting .cover-sub,
  .cover.is-resting .dual-cta {
    transition: translate 0.9s cubic-bezier(0.16, 1, 0.3, 1);
  }
}

/* ============================================================
   §01 PROBLEM — three pain cards
   ============================================================ */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.problem-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--edge);
  padding: 2.25rem 1.85rem 1.85rem;
  display: flex; flex-direction: column;
  gap: 1.2rem;
}
.problem-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; height: 1px;
  width: 28%;
  background: var(--muted);
}
.problem-card .pn {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--tertiary);
}
.problem-card .ph {
  font-family: var(--sans);
  font-weight: 350;
  font-size: 1.18rem;
  letter-spacing: -0.018em;
  line-height: 1.3;
  color: var(--primary);
}
.problem-card .pb {
  font-family: var(--sans);
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--secondary);
  flex: 1;
}
.problem-card .pf {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--tertiary);
  padding-top: 1rem;
  border-top: 1px solid var(--edge);
}
.problem-card .pf .em { color: var(--secondary); }

/* ============================================================
   §04 WHY ME — three trust columns
   ============================================================ */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--edge);
}
.trust-col {
  padding: 2.5rem 2rem 2rem 0;
  border-right: 1px solid var(--edge);
  display: flex; flex-direction: column;
  gap: 1.2rem;
}
.trust-col:not(:first-child) { padding-left: 2rem; }
.trust-col:last-child { border-right: none; padding-right: 0; }
.trust-col .tlbl {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--champagne);
}
.trust-col .tttl {
  font-family: var(--sans);
  font-weight: 250;
  font-size: 1.5rem;
  letter-spacing: -0.022em;
  line-height: 1.2;
  color: var(--primary);
}
.trust-col .tbody {
  font-family: var(--sans);
  font-size: 0.97rem;
  line-height: 1.6;
  color: var(--secondary);
}
.trust-col .tbody .em { color: var(--primary); font-weight: 450; }
.trust-col .tbody a {
  color: var(--primary);
  text-decoration: none;
  border-bottom: 1px solid var(--champagne-soft);
  transition: border-color 0.18s ease, color 0.18s ease;
}
.trust-col .tbody a:hover {
  color: var(--champagne);
  border-bottom-color: var(--champagne);
}

/* ============================================================
   §05 PROCESS — horizontal 4-step strip
   ============================================================ */
.process-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--edge);
  border-bottom: 1px solid var(--edge);
}
.process-step {
  padding: 2.4rem 1.75rem 2rem 1.75rem;
  border-right: 1px solid var(--edge);
  display: flex; flex-direction: column;
  gap: 0.9rem;
  position: relative;
}
.process-step:first-child { padding-left: 0; }
.process-step:last-child  { border-right: none; padding-right: 0; }

.process-step .sn {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--champagne);
}
.process-step .sv {
  font-family: var(--sans);
  font-weight: 200;
  font-size: clamp(1.8rem, 2.6vw, 2.4rem);
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--primary);
}
.process-step .sd {
  font-family: var(--sans);
  font-size: 0.94rem;
  line-height: 1.5;
  color: var(--secondary);
}
/* connector arrow between steps */
.process-step:not(:last-child)::after {
  content: '→';
  position: absolute;
  top: 2.55rem; right: -8px;
  font-family: var(--mono);
  font-size: 0.95rem;
  color: var(--tertiary);
  background: var(--void);
  width: 16px; text-align: center;
}

/* ============================================================
   §07 OBJECTIONS — accordion list
   ============================================================ */
.faq-list {
  border-top: 1px solid var(--edge);
}
.faq-item {
  border-bottom: 1px solid var(--edge);
  padding: 1.6rem 0;
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.5rem;
  align-items: baseline;
  font-family: var(--sans);
  font-weight: 350;
  font-size: 1.1rem;
  letter-spacing: -0.015em;
  color: var(--primary);
  transition: color 0.18s ease;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--champagne); }
.faq-item summary .qn {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--tertiary);
  padding-top: 0.3rem;
}
.faq-item summary .qmark {
  font-family: var(--mono);
  font-size: 1rem;
  color: var(--champagne);
  transition: transform 0.22s ease;
  width: 16px; text-align: center;
}
.faq-item[open] summary .qmark { transform: rotate(45deg); }
.faq-item .answer {
  margin-top: 1.2rem;
  padding-left: calc(2rem + 1.5rem);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--secondary);
  max-width: 70ch;
}
.faq-item .answer .em { color: var(--primary); font-weight: 450; }
.faq-item .answer p + p { margin-top: 0.8rem; }

/* ============================================================
   §08 DOORS — final 3-column CTA
   ============================================================ */
.door-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.door {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--edge);
  padding: 2.25rem 2rem 1.85rem;
  display: flex; flex-direction: column;
  gap: 1.2rem;
  text-decoration: none;
  color: inherit;
  transition: background 0.22s ease, border-color 0.22s ease, transform 0.22s ease;
}
.door:hover {
  background: var(--surface-2);
  border-color: var(--edge-strong);
  transform: translateY(-2px);
}
.door::before {
  content: '';
  position: absolute;
  top: 0; left: 0; height: 1px;
  width: 28%;
  background: var(--accent, var(--champagne));
}
.door.is-low  { --accent: var(--secondary); }
.door.is-mid  { --accent: var(--champagne); }
.door.is-high { --accent: var(--plasma); }

.door .who {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--tertiary);
}
.door .wht {
  font-family: var(--sans);
  font-weight: 300;
  font-size: 1.4rem;
  letter-spacing: -0.022em;
  line-height: 1.2;
  color: var(--primary);
}
.door .wsub {
  font-family: var(--sans);
  font-size: 0.93rem;
  line-height: 1.5;
  color: var(--secondary);
  flex: 1;
}
.door .step {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--primary);
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--edge);
}
.door .step .arrow { transition: transform 0.18s ease; }
.door:hover .step .arrow { transform: translateX(3px); }

/* ============================================================
   §05 CASES — hub teaser cards (2x2 grid linking to /cases)
   ============================================================ */
.case-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.case-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--edge);
  padding: 2rem 1.85rem 1.85rem;
  display: flex; flex-direction: column;
  gap: 1rem;
  text-decoration: none;
  color: inherit;
  transition: background 0.22s ease, border-color 0.22s ease, transform 0.22s ease;
}
.case-card:hover {
  background: var(--surface-2);
  border-color: var(--edge-strong);
  transform: translateY(-2px);
}
.case-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; height: 1px; width: 28%;
  background: var(--accent, var(--champagne));
}
.case-card.is-personal { --accent: var(--plasma); }
.case-card.is-client   { --accent: var(--champagne); }
.case-card .cn {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--tertiary);
}
.case-card .ttl {
  font-family: var(--sans);
  font-weight: 300;
  font-size: 1.5rem;
  letter-spacing: -0.022em;
  color: var(--primary);
  line-height: 1.1;
}
.case-card .tag {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent, var(--champagne));
}
.case-card .desc {
  font-family: var(--sans);
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--secondary);
  flex: 1;
}
.case-card .multi {
  font-family: var(--sans);
  font-weight: 200;
  font-size: 1.85rem;
  letter-spacing: -0.025em;
  color: var(--champagne);
  line-height: 1;
}
.case-card .multi .light {
  color: var(--secondary);
  font-size: 0.55em;
  font-weight: 350;
  letter-spacing: 0.04em;
  margin-left: 0.4rem;
}
.case-card .more {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--primary);
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--edge);
}
.case-card .more .arrow { transition: transform 0.18s ease; }
.case-card:hover .more .arrow { transform: translateX(3px); }

/* ============================================================
   CASES DETAIL PAGE — full case study block
   ============================================================ */
.case-block {
  border: 1px solid var(--edge);
  background: var(--surface);
  margin-bottom: 2rem;
  position: relative;
}
.case-block::before {
  content: '';
  position: absolute;
  top: 0; left: 0; height: 1px; width: 22%;
  background: var(--accent, var(--champagne));
}
.case-block.is-personal { --accent: var(--plasma); }
.case-block.is-client   { --accent: var(--champagne); }

.case-head {
  display: grid; grid-template-columns: 1fr auto;
  gap: 2rem; align-items: end;
  padding: 2.5rem 2.5rem 2rem;
  border-bottom: 1px solid var(--edge);
}
.case-head .case-name {
  font-family: var(--sans);
  font-weight: 250;
  font-size: clamp(2.2rem, 4vw, 3rem);
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--primary);
  margin-bottom: 0.4rem;
}
.case-head .case-cat {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent, var(--champagne));
}
.case-head .case-tag {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--tertiary);
  text-align: right;
  line-height: 1.5;
}

.case-body {
  display: grid; grid-template-columns: 1.2fr 1fr;
  gap: 0;
  border-bottom: 1px solid var(--edge);
}
.case-col {
  padding: 2rem 2.5rem;
}
.case-col + .case-col {
  border-left: 1px solid var(--edge);
}
.case-col h3 {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--tertiary);
  margin-bottom: 1.1rem;
}
.case-col p {
  font-family: var(--sans);
  font-size: 0.97rem;
  line-height: 1.55;
  color: var(--secondary);
  margin-bottom: 0.7rem;
}
.case-col p:last-child { margin-bottom: 0; }
.case-col p .em { color: var(--primary); font-weight: 450; }
.case-col ul {
  list-style: none;
  display: flex; flex-direction: column; gap: 0.7rem;
  margin: 0;
}
.case-col ul li {
  font-family: var(--sans);
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--secondary);
  padding-left: 1.4rem;
  position: relative;
}
.case-col ul li::before {
  content: '';
  position: absolute;
  top: 0.6rem; left: 0;
  width: 8px; height: 1px;
  background: var(--accent, var(--champagne));
}
.case-col ul li .em { color: var(--primary); font-weight: 450; }

.case-stats {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0;
}
.case-stat {
  padding: 1.6rem 2.5rem;
  border-right: 1px solid var(--edge);
  display: flex; flex-direction: column; gap: 0.45rem;
}
.case-stat:last-child { border-right: none; }
.case-stat .lbl {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--tertiary);
}
.case-stat .val {
  font-family: var(--sans);
  font-weight: 200;
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  letter-spacing: -0.025em;
  line-height: 1;
  color: var(--primary);
}
.case-stat .val .light { color: var(--secondary); font-size: 0.65em; font-weight: 350; }
.case-stat.is-trad   .val { color: var(--secondary); }
.case-stat.is-actual .val { color: var(--champagne); }
.case-stat.is-multi  .val { color: var(--plasma); }

/* methodology disclaimer below case stats */
.case-method {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--tertiary);
  padding: 1.2rem 2.5rem 1.6rem;
  border-top: 1px solid var(--edge);
}

/* ============================================================
   ECONOMICS PAGE — role-by-role comparison table
   ============================================================ */
.role-table {
  border-top: 1px solid var(--edge);
}
.role-row {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr 0.9fr 0.6fr;
  gap: 1.5rem;
  border-bottom: 1px solid var(--edge);
  padding: 1.6rem 0.5rem;
  align-items: baseline;
}
.role-row.role-head {
  padding: 1rem 0.5rem;
  border-bottom-color: var(--edge-strong);
}
.role-row.role-head span {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--tertiary);
}
.role-row.role-head .col-trad,
.role-row.role-head .col-ai,
.role-row.role-head .col-multi { text-align: right; }

.role-row .role-name {
  font-family: var(--sans);
  font-weight: 350;
  font-size: 1.1rem;
  letter-spacing: -0.015em;
  color: var(--primary);
}
.role-row .role-name .desc {
  display: block;
  font-family: var(--sans);
  font-weight: 350;
  font-size: 0.85rem;
  color: var(--tertiary);
  margin-top: 0.2rem;
  letter-spacing: 0;
  text-transform: none;
}
.role-row .role-cost {
  font-family: var(--sans);
  font-weight: 250;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  text-align: right;
}
.role-row .role-cost.is-trad { color: var(--secondary); }
.role-row .role-cost.is-ai   { color: var(--champagne); }
.role-row .role-cost .yr {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--tertiary);
  margin-left: 0.3rem;
}
.role-row .role-multi {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--plasma);
  text-align: right;
}

/* Italy story callout */
.callout {
  background: var(--surface);
  border: 1px solid var(--edge);
  padding: 2.5rem 2.5rem 2.25rem;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 2.5rem;
  position: relative;
  margin: 3rem 0;
}
.callout::before {
  content: '';
  position: absolute;
  top: 0; left: 0; height: 1px; width: 22%;
  background: var(--champagne);
}
.callout .callout-head {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--champagne);
  margin-bottom: 0.8rem;
}
.callout .callout-ttl {
  font-family: var(--sans);
  font-weight: 250;
  font-size: clamp(1.6rem, 2.6vw, 2rem);
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: var(--primary);
}
.callout .callout-body p {
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--secondary);
  margin-bottom: 0.8rem;
}
.callout .callout-body p:last-child { margin-bottom: 0; }
.callout .callout-body p .em { color: var(--primary); font-weight: 450; }

/* ============================================================
   SCROLLYTELLING — per-case deep-dive pages (/cases/<slug>.html)
   IntersectionObserver triggers .is-active on .scene; CSS plays
   the entrance animations. Vault rule: slow, intentional motion.
   ============================================================ */

/* per-case hero — taller, atmospheric, full-bleed */
.scene-hero {
  min-height: 90vh;
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  padding: 8rem 5vw 6rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: var(--void);
}
.scene-hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

/* per-case hero — ambient-backdrop pattern (matches hub hero locked in styles).
   Text takes full inner-container width; children's own max-widths constrain copy.
   SVG sits absolutely on the right at low opacity, behind the text. */
.scene-hero-inner.has-vis {
  display: block;
  position: relative;
}
.scene-hero-text {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
}
.scene-hero-vis {
  position: absolute;
  right: -2%;
  top: 50%;
  transform: translateY(-50%);
  width: 58%;
  max-width: 620px;
  z-index: 1;
  pointer-events: none;
}
.scene-hero-vis svg {
  width: 100%;
  height: auto;
  display: block;
  opacity: 0.42;
}

@media (max-width: 980px) {
  .scene-hero-vis { display: none; }
}
.scene-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 30% 30%, var(--champagne-glow), transparent 60%),
    radial-gradient(ellipse 60% 70% at 80% 70%, var(--plasma-faint), transparent 65%);
  pointer-events: none; z-index: 1;
  animation: ambientShift 60s ease-in-out infinite alternate;
}
.scene-hero > * { position: relative; z-index: 2; }
.scene-hero .case-eyebrow {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--champagne);
  margin-bottom: 2rem;
}
.scene-hero .case-title {
  font-family: var(--sans);
  font-weight: 100;
  font-size: clamp(4.5rem, 13vw, 11rem);
  letter-spacing: -0.06em;
  line-height: 0.86;
  color: var(--primary);
  margin-bottom: 2rem;
}
.scene-hero .case-tagline {
  font-family: var(--sans);
  font-weight: 250;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--primary);
  max-width: 28ch;
  margin-bottom: 1.5rem;
}
.scene-hero .case-tagline .ch { color: var(--champagne); }
.scene-hero .case-sub {
  font-family: var(--sans);
  font-weight: 350;
  font-size: 1.1rem;
  line-height: 1.55;
  color: var(--secondary);
  max-width: 56ch;
}
.scene-hero .case-sub .em { color: var(--primary); font-weight: 450; }

/* per-case judge / proof callout (atmospheric quote-style) */
.proof-quote {
  margin-top: 3rem;
  padding: 1.6rem 2rem;
  border-left: 2px solid var(--champagne);
  background: rgba(212, 175, 122, 0.04);
  max-width: 60ch;
}
.proof-quote .pq-body {
  font-family: var(--sans);
  font-weight: 250;
  font-size: 1.15rem;
  line-height: 1.5;
  color: var(--primary);
  font-style: italic;
}
.proof-quote .pq-attr {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--champagne);
  margin-top: 1rem;
}

/* scroll scene — text + visual side by side */
.scene {
  min-height: 90vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
  padding: 7rem 0;
  position: relative;
}
.scene.is-flip .scene-text { order: 2; }
.scene.is-flip .scene-vis  { order: 1; }

.scene-text {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
  max-width: 460px;
}
.scene-num {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--champagne);
}
.scene-ttl {
  font-family: var(--sans);
  font-weight: 200;
  font-size: clamp(2rem, 4vw, 3.2rem);
  letter-spacing: -0.035em;
  line-height: 1.05;
  color: var(--primary);
}
.scene-ttl .ch { color: var(--champagne); }
.scene-body {
  font-family: var(--sans);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--secondary);
}
.scene-body .em { color: var(--primary); font-weight: 450; }
.scene-body p + p { margin-top: 1rem; }

.scene-vis {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  max-width: 560px;
  margin: 0 auto;
}
.scene-vis svg {
  width: 100%;
  height: 100%;
  display: block;
  overflow: visible;
}

/* IntersectionObserver hook — JS toggles .is-active */
.scene .anim-in {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}
.scene.is-active .anim-in {
  opacity: 1;
  transform: translateY(0);
}

/* Path drawing — line strokes draw in */
.scene .draw-path {
  stroke-dasharray: 600;
  stroke-dashoffset: 600;
  transition: stroke-dashoffset 1.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.scene.is-active .draw-path { stroke-dashoffset: 0; }

/* Node fade — typically used on circles/groups */
.scene .fade-node {
  opacity: 0;
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.scene.is-active .fade-node { opacity: 1; }

/* Continuous pulse on active "live" nodes */
@keyframes scenePulse {
  0%, 100% { opacity: 0.55; transform: scale(1); }
  50%      { opacity: 1;    transform: scale(1.12); }
}
.scene.is-active .pulse-node {
  animation: scenePulse 3.6s ease-in-out infinite;
  transform-origin: center;
  transform-box: fill-box;
}

/* per-element delay variable — apply via inline style="--d: 0.4s" */
.scene .anim-in[style*="--d"]   { transition-delay: var(--d, 0s); }
.scene .draw-path[style*="--d"] { transition-delay: var(--d, 0s); }
.scene .fade-node[style*="--d"] { transition-delay: var(--d, 0s); }

/* full-width scene variant — thesis / overview blocks */
.scene.is-fullwidth {
  display: block;
}
.scene.is-fullwidth .scene-text {
  max-width: 760px;
  margin: 0 0 3.5rem 0;
}
.scene.is-fullwidth .scene-vis {
  width: 100%;
  max-width: 100%;
  aspect-ratio: 16 / 9;
}

/* Continuous "live" pulse — for active nodes/badges (always on) */
@keyframes svgLivePulse {
  0%, 100% { opacity: 0.55; transform: scale(1); }
  50%      { opacity: 1;    transform: scale(1.08); }
}
.live-pulse {
  animation: svgLivePulse 2.8s ease-in-out infinite;
  transform-origin: center;
  transform-box: fill-box;
}

/* Continuous gentle rotation — for orbital / radial elements (always on) */
@keyframes svgGentleRotate {
  to { transform: rotate(360deg); }
}
.gentle-rotate {
  animation: svgGentleRotate 60s linear infinite;
  transform-origin: center;
  transform-box: fill-box;
}

/* Continuous glow breathing — for CTA / emphasis nodes (always on) */
@keyframes svgGlowBreathe {
  0%, 100% { filter: drop-shadow(0 0 4px var(--champagne-soft)); }
  50%      { filter: drop-shadow(0 0 14px var(--champagne)); }
}
.glow-breathe {
  animation: svgGlowBreathe 4s ease-in-out infinite;
}

/* Connector data-flow line — continuously flowing dash pattern (always on) */
.flow-line {
  stroke-dasharray: 5, 8;
  animation: flowDash 8s linear infinite;
}
@keyframes flowDash {
  to { stroke-dashoffset: -260; }
}

/* divider between scenes */
.scene + .scene::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--edge-strong) 25%, var(--edge-strong) 75%, transparent);
}

/* "scroll progress" — thin champagne bar at top of viewport tracking page progress */
.scroll-progress {
  position: fixed;
  top: 44px; /* below sysbar */
  left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--champagne) 0%, var(--plasma) 100%);
  z-index: 250;
  transition: width 0.1s linear;
  box-shadow: 0 0 12px var(--champagne-soft);
}

/* ============================================================
   RESPONSIVE — buyer-first patterns
   ============================================================ */
@media (max-width: 980px) {
  .scene { grid-template-columns: 1fr; gap: 2.5rem; padding: 4rem 0; }
  .scene.is-flip .scene-text { order: 1; }
  .scene.is-flip .scene-vis  { order: 2; }
  .scene-text { max-width: none; }
  .problem-grid,
  .trust-grid,
  .door-grid,
  .case-grid { grid-template-columns: 1fr; }
  .case-body { grid-template-columns: 1fr; }
  .case-col + .case-col { border-left: none; border-top: 1px solid var(--edge); }
  .case-stats { grid-template-columns: 1fr; }
  .case-stat { border-right: none; border-bottom: 1px solid var(--edge); }
  .case-stat:last-child { border-bottom: none; }
  .case-head { grid-template-columns: 1fr; gap: 1rem; }
  .case-head .case-tag { text-align: left; }
  .role-row { grid-template-columns: 1fr; gap: 0.4rem; padding: 1.4rem 0.5rem; }
  .role-row .role-cost,
  .role-row .role-multi { text-align: left; }
  .role-row.role-head { display: none; }
  .callout { grid-template-columns: 1fr; gap: 1.5rem; padding: 2rem; }
  .trust-col {
    padding: 2rem 0;
    border-right: none;
    border-bottom: 1px solid var(--edge);
  }
  .trust-col:not(:first-child) { padding-left: 0; }
  .trust-col:last-child { border-bottom: none; }
  .process-strip { grid-template-columns: repeat(2, 1fr); }
  .process-step:nth-child(odd) { padding-left: 0; }
  .process-step:nth-child(2)::after,
  .process-step:nth-child(4)::after { display: none; }
  .process-step:nth-child(1),
  .process-step:nth-child(2) { border-bottom: 1px solid var(--edge); }
  .faq-item summary {
    grid-template-columns: auto 1fr auto;
    gap: 0.9rem;
    font-size: 1rem;
  }
  .faq-item .answer { padding-left: 0; }
}

@media (max-width: 640px) {
  .process-strip { grid-template-columns: 1fr; }
  .process-step {
    border-right: none;
    border-bottom: 1px solid var(--edge);
    padding: 1.6rem 0;
  }
  .process-step:last-child { border-bottom: none; }
  .process-step::after { display: none !important; }
}

/* ============================================================
   CASES PAGE — slim audience-banded cards (v2 layout)
   Used on cases.html. Three slim cards in band 01 (individuals),
   one wide spotlight card in band 02 (businesses), plus an ROI
   row showing audit-fee payback per case.
   ============================================================ */

.cs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.6rem;
}

.cs-card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--edge);
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
  transition: border-color 0.22s ease, transform 0.22s ease, background 0.22s ease;
}
.cs-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; height: 1px; width: 22%;
  background: var(--champagne);
  transition: width 0.32s ease;
}
.cs-card:hover {
  border-color: var(--champagne-soft);
  background: var(--surface-2);
}
.cs-card:hover::before {
  width: 60%;
}

.cs-glyph {
  padding: 1.6rem 1.6rem 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.cs-glyph svg {
  width: 100%;
  max-width: 130px;
  height: auto;
}

.cs-meat {
  padding: 1.4rem 1.8rem 1.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  flex: 1;
}

.cs-eyebrow {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--champagne);
}

.cs-name {
  font-family: var(--sans);
  font-weight: 250;
  font-size: clamp(1.5rem, 2.2vw, 1.9rem);
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--primary);
  margin: 0.05rem 0 0.2rem;
}

.cs-line {
  font-family: var(--sans);
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--secondary);
  margin: 0;
}
.cs-line .em { color: var(--primary); font-weight: 450; }

.cs-stat {
  margin-top: 0.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--edge);
}
.cs-num {
  font-family: var(--sans);
  font-weight: 200;
  font-size: clamp(2rem, 3.2vw, 2.8rem);
  letter-spacing: -0.035em;
  line-height: 1;
  color: var(--champagne);
}
.cs-tag {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--tertiary);
}

.cs-payback {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-top: 0.6rem;
  padding: 0.7rem 0.9rem;
  background: var(--surface-2);
  border: 1px solid var(--champagne-soft);
  border-radius: 2px;
}
.cs-card:hover .cs-payback { background: var(--surface-3); }
.pb-lbl {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--secondary);
}
.pb-num {
  font-family: var(--sans);
  font-weight: 350;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  color: var(--champagne);
}

.cs-cta {
  margin-top: auto;
  padding-top: 1.2rem;
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--champagne);
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}
.cs-cta .arrow { transition: transform 0.22s ease; }
.cs-card:hover .cs-cta .arrow { transform: translateX(3px); }

/* Spotlight (Innowait — single business case, horizontal layout) */
.cs-card--spot {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 0;
  align-items: stretch;
}
.cs-card--spot .cs-glyph--lg {
  padding: 2.2rem;
  border-right: 1px solid var(--edge);
  background: linear-gradient(135deg, var(--surface) 0%, var(--surface-2) 100%);
}
.cs-card--spot .cs-glyph--lg svg {
  max-width: 240px;
}
.cs-card--spot .cs-meat {
  padding: 2rem 2.4rem 2.2rem;
  gap: 0.7rem;
}
.cs-card--spot .cs-name {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
}
.cs-card--spot .cs-line {
  font-size: 0.98rem;
}
.cs-stats-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 0.8rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--edge);
}
.cs-stats-row .cs-stat {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

/* ROI band — payback consolidation */
.roi-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
  margin-bottom: 1.4rem;
}
.roi-tile {
  background: var(--surface);
  border: 1px solid var(--edge);
  padding: 1.6rem 1.5rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  position: relative;
}
.roi-tile::before {
  content: '';
  position: absolute;
  top: 0; left: 0; height: 1px; width: 30%;
  background: var(--champagne);
}
.roi-days {
  font-family: var(--sans);
  font-weight: 100;
  font-size: clamp(2.8rem, 5.5vw, 4.4rem);
  letter-spacing: -0.045em;
  line-height: 1;
  color: var(--champagne);
}
.roi-unit {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--tertiary);
  margin-top: 0.1rem;
}
.roi-case {
  font-family: var(--sans);
  font-weight: 350;
  font-size: 1rem;
  color: var(--primary);
  margin-top: 0.7rem;
  padding-top: 0.7rem;
  border-top: 1px solid var(--edge);
}
.roi-savings {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--secondary);
}
.roi-method {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--tertiary);
  padding: 1rem 0 0;
  line-height: 1.7;
}

/* Responsive */
@media (max-width: 920px) {
  .cs-grid { grid-template-columns: 1fr; }
  .cs-card--spot {
    grid-template-columns: 1fr;
  }
  .cs-card--spot .cs-glyph--lg {
    border-right: none;
    border-bottom: 1px solid var(--edge);
    padding: 1.8rem;
  }
  .cs-stats-row { grid-template-columns: 1fr; }
  .roi-row { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 520px) {
  .roi-row { grid-template-columns: 1fr; }
}

/* ============================================================
   BOOKING PAGE — /book.html
   Pre-call homework + calendar shell + deliverable grid
   ============================================================ */

.book-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.4rem;
  margin-top: 1.5rem;
}
.bf-step {
  background: var(--surface);
  border: 1px solid var(--edge);
  padding: 1.6rem 1.5rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  position: relative;
}
.bf-step::before {
  content: '';
  position: absolute;
  top: 0; left: 0; height: 1px; width: 28%;
  background: var(--champagne);
}
.bf-num {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.28em;
  color: var(--champagne);
}
.bf-ttl {
  font-family: var(--sans);
  font-weight: 350;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  color: var(--primary);
  margin-top: 0.2rem;
}
.bf-line {
  font-family: var(--sans);
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--secondary);
  margin: 0;
}

.prep-questions {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--edge);
  counter-reset: pq-counter;
}
.prep-questions li {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 1.2rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--edge);
  counter-increment: pq-counter;
  align-items: baseline;
}
.prep-questions li::before {
  content: counter(pq-counter, decimal-leading-zero);
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.24em;
  color: var(--champagne);
}
.pq-q {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 1.05rem;
  color: var(--primary);
  display: block;
  margin-bottom: 0.3rem;
  grid-column: 2;
}
.pq-a {
  font-family: var(--sans);
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--secondary);
  display: block;
  grid-column: 2;
}

.cal-shell {
  background: var(--surface);
  border: 1px solid var(--edge);
  min-height: 420px;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}
.cal-shell--embed {
  padding: 0;
  min-height: auto;
}
.cal-shell--embed > div {
  background: var(--surface);
}
.cal-shell::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--champagne-soft), var(--champagne), var(--champagne-soft), transparent);
}
.cal-fallback {
  text-align: center;
  padding: 1.5rem 1rem 0.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
}
.cf-eyebrow {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--tertiary);
}
.cf-line {
  font-family: var(--sans);
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--secondary);
  max-width: 60ch;
  margin: 0;
}
.cf-mail {
  color: var(--champagne);
  text-decoration: none;
  border-bottom: 1px solid var(--champagne-soft);
}
.cf-mail:hover { border-bottom-color: var(--champagne); }

.leave-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.3rem;
  margin-top: 2rem;
}
.leave-tile {
  background: var(--surface);
  border: 1px solid var(--edge);
  padding: 1.5rem 1.4rem 1.3rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  position: relative;
}
.leave-tile::before {
  content: '';
  position: absolute;
  top: 0; left: 0; height: 1px; width: 22%;
  background: var(--champagne);
}
.lv-num {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.28em;
  color: var(--champagne);
}
.lv-ttl {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  color: var(--primary);
  margin-top: 0.2rem;
}
.lv-line {
  font-family: var(--sans);
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--secondary);
}
.lv-credit {
  background: var(--surface-2);
  border-color: var(--champagne-soft);
}
.lv-credit::before { width: 60%; }

@media (max-width: 920px) {
  .book-flow { grid-template-columns: repeat(2, 1fr); }
  .leave-grid { grid-template-columns: repeat(2, 1fr); }
  .prep-questions li { grid-template-columns: 44px 1fr; gap: 0.9rem; }
}
@media (max-width: 520px) {
  .book-flow { grid-template-columns: 1fr; }
  .leave-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   STACK PAGE — /stack.html
   Layered tile grid for production system inventory
   ============================================================ */

.stack-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.1rem;
}
.stack-tile {
  background: var(--surface);
  border: 1px solid var(--edge);
  padding: 1.3rem 1.3rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  position: relative;
  transition: border-color 0.22s ease, background 0.22s ease;
}
.stack-tile::before {
  content: '';
  position: absolute;
  top: 0; left: 0; height: 1px; width: 22%;
  background: var(--secondary);
}
.stack-tile:hover {
  border-color: var(--edge-strong);
  background: var(--surface-2);
}
.stack-tile.st-accent {
  background: var(--surface-2);
  border-color: var(--champagne-soft);
}
.stack-tile.st-accent::before { background: var(--champagne); width: 40%; }
.st-name {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  color: var(--primary);
}
.stack-tile.st-accent .st-name { color: var(--champagne); }
.st-role {
  font-family: var(--sans);
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--secondary);
}

/* ============================================================
   PATTERNS BAND — cases.html
   Generic-vertical patterns shown alongside named cases
   ============================================================ */

.patterns-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.pattern-card {
  background: var(--surface);
  border: 1px solid var(--edge);
  padding: 2rem 2rem 1.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  position: relative;
}
.pattern-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; height: 1px; width: 22%;
  background: var(--champagne);
}
.pat-eyebrow {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--champagne);
}
.pat-name {
  font-family: var(--sans);
  font-weight: 250;
  font-size: clamp(1.5rem, 2vw, 1.8rem);
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--primary);
  margin: 0.05rem 0 0.4rem;
}
.pat-line {
  font-family: var(--sans);
  font-size: 0.93rem;
  line-height: 1.55;
  color: var(--secondary);
  margin: 0;
}
.pat-line .em { color: var(--primary); font-weight: 450; }
.pat-list {
  list-style: none;
  margin: 0.8rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.pat-list li {
  font-family: var(--sans);
  font-size: 0.88rem;
  line-height: 1.5;
  color: var(--secondary);
  padding-left: 1.1rem;
  position: relative;
}
.pat-list li::before {
  content: '';
  position: absolute;
  top: 0.6rem; left: 0;
  width: 6px; height: 1px;
  background: var(--champagne);
}
.pat-list li .em { color: var(--primary); font-weight: 450; }
.pat-foot {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--tertiary);
  margin-top: 0.9rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--edge);
}

@media (max-width: 920px) {
  .stack-grid { grid-template-columns: repeat(2, 1fr); }
  .patterns-grid { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .stack-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   UTILITY
   ============================================================ */
.hidden { display: none; }
.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;
}