/* ==========================================================================
   VERIFI ADVISORY — DESIGN SYSTEM
   Brand concept: reconciliation, verification, ledger precision.
   Palette: deep navy / cool sage paper / verified green / muted brass.
   Type: Fraunces (headlines), Inter (body), IBM Plex Mono (nav, numbers, codes)
   ========================================================================== */

:root {
  /* ---- Color: core ---- */
  --navy-900: #0A1826;
  --navy-800: #10263D;
  --navy-700: #173453;
  --navy-600: #24476E;

  --paper-0: #F1F4EE;
  --paper-1: #E8ECE2;
  --paper-2: #DEE4D6;

  --ink-900: #14201C;
  --ink-700: #34433C;
  --ink-500: #5B685F;
  --ink-300: #8B9689;

  --green-700: #2E5140;
  --green-600: #3F6B52;
  --green-500: #547D63;
  --green-100: #DCE8DD;

  --brass-700: #795C28;
  --brass-600: #A8863F;
  --brass-500: #C9A76B;
  --brass-100: #EFE4CB;

  --green-onnavy: #77A183; /* AA-compliant green for text/icons on navy backgrounds */

  --red-600: #8C3B32;

  /* ---- Hairlines ---- */
  --hairline-on-paper: rgba(16, 38, 61, 0.16);
  --hairline-on-paper-soft: rgba(16, 38, 61, 0.09);
  --hairline-on-navy: rgba(241, 244, 238, 0.18);
  --hairline-on-navy-soft: rgba(241, 244, 238, 0.10);

  /* ---- Type ---- */
  --font-serif: "Fraunces", "Iowan Old Style", ui-serif, Georgia, serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Consolas, monospace;

  /* ---- Layout ---- */
  --container-max: 1180px;
  --container-pad: 24px;
  --radius-sm: 2px;
  --radius-md: 3px;

  /* ---- Motion ---- */
  --ease-settle: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-fast: 180ms;
  --dur-med: 420ms;
  --dur-slow: 900ms;
}

/* ==========================================================================
   RESET
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--paper-0);
  color: var(--ink-900);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { padding: 0; margin: 0; list-style: none; }
button { font: inherit; cursor: pointer; }
input, textarea, select { font: inherit; }

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.14;
  margin: 0;
  color: var(--navy-900);
  letter-spacing: -0.01em;
}

p { margin: 0; }

/* Visually-hidden but accessible */
.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;
}

.skip-link {
  position: absolute;
  left: 12px; top: -48px;
  background: var(--navy-900);
  color: var(--paper-0);
  padding: 12px 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  z-index: 200;
  transition: top var(--dur-fast) ease;
  border-radius: var(--radius-sm);
}
.skip-link:focus { top: 12px; }

:focus-visible {
  outline: 2px solid var(--green-600);
  outline-offset: 3px;
}

/* ==========================================================================
   LAYOUT PRIMITIVES
   ========================================================================== */

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-pad);
  padding-right: var(--container-pad);
}

section { position: relative; }

.section-pad { padding: 96px 0; }
.section-pad-sm { padding: 56px 0; }

@media (max-width: 720px) {
  .section-pad { padding: 64px 0; }
  .section-pad-sm { padding: 40px 0; }
}

.hairline-top { border-top: 1px solid var(--hairline-on-paper); }
.hairline-bottom { border-bottom: 1px solid var(--hairline-on-paper); }

.bg-navy { background: var(--navy-800); color: var(--paper-0); }
.bg-navy h1, .bg-navy h2, .bg-navy h3, .bg-navy h4 { color: var(--paper-0); }
.bg-navy .hairline-top { border-top-color: var(--hairline-on-navy); }
.bg-navy .hairline-bottom { border-bottom-color: var(--hairline-on-navy); }

.bg-paper-1 { background: var(--paper-1); }

/* Ledger-lined background: faint repeating horizontal rules, like ruled paper */
.ledger-bg {
  background-image: repeating-linear-gradient(
    to bottom,
    transparent 0,
    transparent 43px,
    var(--hairline-on-paper-soft) 43px,
    var(--hairline-on-paper-soft) 44px
  );
}
.bg-navy.ledger-bg {
  background-image: repeating-linear-gradient(
    to bottom,
    transparent 0,
    transparent 43px,
    var(--hairline-on-navy-soft) 43px,
    var(--hairline-on-navy-soft) 44px
  );
}

/* ==========================================================================
   EYEBROW / LABEL / CODE — mono, uppercase, tracked out
   ========================================================================== */

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--green-600);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.bg-navy .eyebrow { color: var(--brass-500); }

.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: currentColor;
  display: inline-block;
}

.ledger-code {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--brass-700);
  border: 1px solid var(--hairline-on-paper);
  padding: 3px 9px;
  border-radius: var(--radius-sm);
  display: inline-block;
  background: var(--paper-0);
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 15px 26px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: background var(--dur-fast) ease, color var(--dur-fast) ease, border-color var(--dur-fast) ease, transform var(--dur-fast) ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--navy-800);
  color: var(--paper-0);
  border-color: var(--navy-800);
}
.btn-primary:hover { background: var(--navy-700); border-color: var(--navy-700); }

.btn-on-navy {
  background: var(--green-600);
  color: var(--paper-0);
  border-color: var(--green-600);
}
.btn-on-navy:hover { background: var(--green-500); border-color: var(--green-500); }

.btn-outline {
  background: transparent;
  color: var(--navy-900);
  border-color: var(--hairline-on-paper);
}
.btn-outline:hover { border-color: var(--navy-800); }

.bg-navy .btn-outline {
  color: var(--paper-0);
  border-color: var(--hairline-on-navy);
}
.bg-navy .btn-outline:hover { border-color: var(--paper-0); }

.btn-arrow { transition: transform var(--dur-fast) ease; }
.btn:hover .btn-arrow { transform: translateX(3px); }

/* ==========================================================================
   HEADER / NAV
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(241, 244, 238, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--hairline-on-paper);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 600;
  color: var(--navy-900);
}
.brand-mark { width: 30px; height: 30px; flex-shrink: 0; }
.brand-sub {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-500);
  display: block;
  margin-top: 2px;
  font-weight: 400;
}
.brand-text-wrap { display: flex; flex-direction: column; line-height: 1; }

.nav-primary { display: flex; align-items: center; gap: 2px; }
.nav-primary a {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-700);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  transition: color var(--dur-fast) ease, background var(--dur-fast) ease;
  position: relative;
}
.nav-primary a:hover { color: var(--navy-900); background: var(--paper-1); }
.nav-primary a[aria-current="page"] { color: var(--green-600); }
.nav-primary a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 16px; right: 16px; bottom: 6px;
  height: 1px;
  background: var(--green-600);
}

.nav-cta { margin-left: 12px; }

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--hairline-on-paper);
  border-radius: var(--radius-sm);
  padding: 9px 11px;
  color: var(--navy-900);
}
.nav-toggle svg { width: 18px; height: 18px; }

@media (max-width: 960px) {
  .nav-primary {
    position: fixed;
    inset: 84px 0 0 0;
    background: var(--paper-0);
    flex-direction: column;
    align-items: stretch;
    padding: 8px var(--container-pad) 32px;
    gap: 0;
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--dur-fast) ease, transform var(--dur-fast) ease, visibility 0s linear var(--dur-fast);
    overflow-y: auto;
  }
  .nav-primary.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    transition: opacity var(--dur-fast) ease, transform var(--dur-fast) ease, visibility 0s;
  }
  .nav-primary a {
    padding: 16px 4px;
    border-bottom: 1px solid var(--hairline-on-paper);
    font-size: 14px;
  }
  .nav-cta { margin: 20px 4px 0; }
  .nav-cta .btn { width: 100%; justify-content: center; }
  .nav-toggle { display: inline-flex; }
}

/* ==========================================================================
   HERO
   ========================================================================== */

.hero {
  padding: 76px 0 40px;
}
.hero .container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
@media (max-width: 960px) {
  .hero .container { grid-template-columns: 1fr; gap: 48px; }
}

.hero-eyebrow { margin-bottom: 22px; }

.hero h1 {
  font-size: clamp(2.1rem, 4.1vw, 3.4rem);
  margin-bottom: 24px;
}
.hero h1 em {
  font-style: italic;
  color: var(--green-600);
}

.hero-lede {
  font-size: 18px;
  color: var(--ink-700);
  max-width: 46ch;
  margin-bottom: 34px;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 40px; }

.hero-meta {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--ink-500);
  letter-spacing: 0.02em;
}
.hero-meta span { display: flex; align-items: center; gap: 8px; }
.hero-meta .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--green-600); display: inline-block; }

/* ==========================================================================
   RECONCILIATION PANEL — the signature visual
   ========================================================================== */

.recon-panel {
  background: var(--navy-800);
  border-radius: var(--radius-md);
  padding: 30px 30px 26px;
  position: relative;
  box-shadow: 0 24px 60px -24px rgba(10, 24, 38, 0.45);
}

.recon-panel-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: 1px solid var(--hairline-on-navy);
  padding-bottom: 14px;
  margin-bottom: 6px;
}
.recon-panel-head .eyebrow { color: var(--brass-500); margin: 0; }
.recon-panel-head .recon-date {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: rgba(241,244,238,0.58);
}

.recon-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 20px;
  padding: 16px 0 10px;
}
.recon-col-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(241,244,238,0.55);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--hairline-on-navy-soft);
  margin-bottom: 4px;
}
.recon-line {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--paper-0);
  padding: 7px 0;
  opacity: 0;
  transform: translateY(4px);
}
.recon-line .label { color: rgba(241,244,238,0.65); }

.recon-panel[data-anim-ready] .recon-line {
  animation: reconLineIn var(--dur-med) var(--ease-settle) forwards;
}
.recon-line:nth-child(1) { animation-delay: 0.15s; }
.recon-line:nth-child(2) { animation-delay: 0.35s; }
.recon-line:nth-child(3) { animation-delay: 0.55s; }
.recon-line:nth-child(4) { animation-delay: 0.75s; }

@keyframes reconLineIn {
  to { opacity: 1; transform: translateY(0); }
}

.recon-totals {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 20px;
  padding-top: 12px;
  margin-top: 6px;
  border-top: 1px solid var(--hairline-on-navy);
}
.recon-total {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--paper-0);
  padding-bottom: 14px;
  opacity: 0;
}
.recon-panel[data-anim-ready] .recon-total {
  animation: reconLineIn var(--dur-fast) ease forwards;
  animation-delay: 0.95s;
}

.recon-status {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--hairline-on-navy);
  opacity: 0;
}
.recon-panel[data-anim-ready] .recon-status {
  animation: reconStatusIn var(--dur-fast) ease forwards;
  animation-delay: 1.15s;
}
@keyframes reconStatusIn { to { opacity: 1; } }

.recon-check {
  width: 30px; height: 30px;
  flex-shrink: 0;
}
.recon-check circle {
  fill: none;
  stroke: var(--green-onnavy);
  stroke-width: 1.5;
  stroke-dasharray: 88;
  stroke-dashoffset: 88;
}
.recon-check path {
  fill: none;
  stroke: var(--green-onnavy);
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 20;
  stroke-dashoffset: 20;
}
.recon-panel[data-anim-ready] .recon-check circle {
  animation: reconDraw 0.6s var(--ease-settle) forwards;
  animation-delay: 1.2s;
}
.recon-panel[data-anim-ready] .recon-check path {
  animation: reconDraw 0.4s ease forwards;
  animation-delay: 1.7s;
}
@keyframes reconDraw { to { stroke-dashoffset: 0; } }

.recon-status-text {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green-onnavy);
  font-weight: 500;
}
.recon-status-sub {
  font-family: var(--font-mono);
  font-size: 11px;
  color: rgba(241,244,238,0.58);
  margin-top: 3px;
  letter-spacing: 0.02em;
}

.recon-replay {
  position: absolute;
  top: 26px; right: 30px;
  background: transparent;
  border: none;
  color: rgba(241,244,238,0.4);
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: none;
}

/* Reduced motion: show final settled state immediately, no animation */
@media (prefers-reduced-motion: reduce) {
  .recon-line, .recon-total, .recon-status { opacity: 1 !important; transform: none !important; }
  .recon-check circle, .recon-check path { stroke-dashoffset: 0 !important; }
}

/* ==========================================================================
   STAT STRIP
   ========================================================================== */

.stat-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}
@media (max-width: 720px) {
  .stat-strip { grid-template-columns: 1fr; }
}
.stat-item {
  padding: 34px var(--container-pad);
  border-left: 1px solid var(--hairline-on-navy);
  text-align: left;
}
.stat-item:first-child { border-left: none; }
@media (max-width: 720px) {
  .stat-item { border-left: none; border-top: 1px solid var(--hairline-on-navy); padding: 26px var(--container-pad); }
  .stat-item:first-child { border-top: none; }
}
.stat-num {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 3vw, 2.6rem);
  color: var(--brass-500);
  font-weight: 500;
  letter-spacing: -0.01em;
}
.stat-label {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: rgba(241,244,238,0.62);
  margin-top: 8px;
  letter-spacing: 0.02em;
  max-width: 32ch;
}

/* ==========================================================================
   SECTION HEADS
   ========================================================================== */

.section-head {
  max-width: 62ch;
  margin-bottom: 56px;
}
.section-head h2 { font-size: clamp(1.6rem, 2.6vw, 2.2rem); margin-top: 18px; }
.section-head p { margin-top: 16px; color: var(--ink-700); font-size: 16.5px; }
.section-head.centered { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.centered .eyebrow { justify-content: center; }
.section-head.centered p { margin-left: auto; margin-right: auto; }

.section-foot {
  margin-top: 48px;
  display: flex;
  justify-content: center;
}

/* ==========================================================================
   SERVICE LEDGER CARDS
   ========================================================================== */

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--hairline-on-paper);
  border: 1px solid var(--hairline-on-paper);
}
@media (max-width: 960px) {
  .service-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .service-grid { grid-template-columns: 1fr; }
}

.service-card {
  background: var(--paper-0);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  transition: background var(--dur-fast) ease;
}
.service-card:hover { background: #EAEEE4; }

.service-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
}
.service-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-300);
}
.service-card h3 {
  font-size: 19px;
  margin-bottom: 12px;
  margin-top: 4px;
}
.service-card p {
  color: var(--ink-700);
  font-size: 14.5px;
  flex-grow: 1;
  margin-bottom: 20px;
}
.service-card-link {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--green-600);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.service-card-link svg { width: 13px; height: 13px; transition: transform var(--dur-fast) ease; }
.service-card:hover .service-card-link svg { transform: translateX(3px); }

/* Detailed service block (services.html) */
.service-detail {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 48px;
  padding: 56px 0;
}
@media (max-width: 820px) {
  .service-detail { grid-template-columns: 1fr; gap: 24px; }
}
.service-detail-head { position: sticky; top: 108px; align-self: start; }
@media (max-width: 820px) { .service-detail-head { position: static; } }
.service-detail-head h3 { font-size: 22px; margin: 16px 0 0; }
.service-detail-body p.lede { font-size: 17px; color: var(--ink-700); max-width: 62ch; margin-bottom: 28px; }

.detail-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
@media (max-width: 640px) { .detail-cols { grid-template-columns: 1fr; } }

.detail-col h4 {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-bottom: 14px;
  font-weight: 500;
}
.check-list li {
  display: flex;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid var(--hairline-on-paper-soft);
  font-size: 14.5px;
  color: var(--ink-700);
}
.check-list li:last-child { border-bottom: none; }
.check-list li svg { width: 15px; height: 15px; flex-shrink: 0; margin-top: 3px; color: var(--green-600); }

.ideal-for {
  margin-top: 24px;
  padding: 16px 18px;
  background: var(--green-100);
  border-left: 2px solid var(--green-600);
  font-size: 14px;
  color: var(--green-700);
  border-radius: var(--radius-sm);
}
.ideal-for strong { font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.08em; text-transform: uppercase; display: block; margin-bottom: 6px; }

/* ==========================================================================
   WHY-US / PILLARS
   ========================================================================== */

.pillar-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}
@media (max-width: 960px) { .pillar-grid { grid-template-columns: repeat(2, 1fr); gap: 36px; } }
@media (max-width: 560px) { .pillar-grid { grid-template-columns: 1fr; } }

.pillar-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--brass-600);
  border-bottom: 1px solid var(--hairline-on-paper);
  padding-bottom: 14px;
  margin-bottom: 16px;
  display: block;
}
.pillar h3 { font-size: 17px; margin-bottom: 10px; }
.pillar p { font-size: 14.5px; color: var(--ink-700); }

/* ==========================================================================
   TWO-COLUMN CONTENT (About / AI Platform)
   ========================================================================== */

.split {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 64px;
  align-items: start;
}
@media (max-width: 880px) { .split { grid-template-columns: 1fr; gap: 40px; } }

.prose p { margin-bottom: 18px; font-size: 16px; color: var(--ink-700); }
.prose p:last-child { margin-bottom: 0; }
.prose p.lede { font-size: 19px; color: var(--navy-900); font-family: var(--font-serif); line-height: 1.5; }

/* Team expertise list */
.expertise-list { border-top: 1px solid var(--hairline-on-paper); }
.expertise-item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--hairline-on-paper);
}
@media (max-width: 560px) { .expertise-item { grid-template-columns: 1fr; gap: 6px; } }
.expertise-item .ledger-code { justify-self: start; }
.expertise-item h4 { font-size: 16px; margin-bottom: 6px; font-family: var(--font-sans); font-weight: 600; }
.expertise-item p { font-size: 14.5px; color: var(--ink-700); }

/* ==========================================================================
   PROCESS / STEP FLOW (AI Platform)
   ========================================================================== */

.flow {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: var(--hairline-on-paper);
  border: 1px solid var(--hairline-on-paper);
  margin-bottom: 8px;
}
@media (max-width: 960px) { .flow { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .flow { grid-template-columns: 1fr; } }

.flow-step {
  background: var(--paper-0);
  padding: 26px 20px;
  position: relative;
}
.flow-step .ledger-code { margin-bottom: 14px; }
.flow-step h4 { font-size: 15px; margin-bottom: 8px; }
.flow-step p { font-size: 13.5px; color: var(--ink-700); }
.flow-step .flow-tag {
  display: inline-block;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}
.flow-tag.automated { background: var(--green-100); color: var(--green-700); }
.flow-tag.human { background: var(--brass-100); color: var(--brass-700); }

/* Automated vs Human table */
.avh-table { width: 100%; border-collapse: collapse; }
.avh-table th, .avh-table td {
  text-align: left;
  padding: 16px 18px;
  border-bottom: 1px solid var(--hairline-on-paper);
  font-size: 14.5px;
  vertical-align: top;
}
.avh-table th {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-500);
  font-weight: 500;
  border-bottom: 1px solid var(--navy-800);
}
.avh-table td.col-auto { color: var(--green-700); }
.avh-table td.col-human { color: var(--brass-700); }
.avh-table { margin-top: 8px; }
@media (max-width: 640px) {
  .avh-table thead { display: none; }
  .avh-table tr { display: block; border-bottom: 1px solid var(--hairline-on-paper); padding: 14px 0; }
  .avh-table td { display: flex; justify-content: space-between; gap: 16px; border: none; padding: 6px 0; }
  .avh-table td::before { content: attr(data-label); font-family: var(--font-mono); font-size: 10.5px; text-transform: uppercase; color: var(--ink-300); flex-shrink: 0; }
}

/* ==========================================================================
   ENGAGEMENT MODELS
   ========================================================================== */

.model-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--hairline-on-paper);
  border: 1px solid var(--hairline-on-paper);
}
@media (max-width: 820px) { .model-grid { grid-template-columns: 1fr; } }

.model-card { background: var(--paper-0); padding: 34px 30px; }
.model-card.is-featured { background: var(--navy-800); color: var(--paper-0); }
.model-card.is-featured h3 { color: var(--paper-0); }
.model-card.is-featured .model-desc { color: rgba(241,244,238,0.7); }
.model-card.is-featured .model-list li { border-bottom-color: var(--hairline-on-navy-soft); }
.model-card.is-featured .model-list li svg { color: var(--brass-500); }
.model-card .ledger-code { margin-bottom: 18px; }
.model-card.is-featured .ledger-code { background: transparent; border-color: var(--hairline-on-navy); color: var(--brass-500); }
.model-card h3 { font-size: 19px; margin-bottom: 10px; }
.model-desc { font-size: 14.5px; color: var(--ink-700); margin-bottom: 22px; }
.model-list li {
  display: flex; gap: 10px; padding: 9px 0;
  border-bottom: 1px solid var(--hairline-on-paper-soft);
  font-size: 13.5px; color: var(--ink-700);
}
.model-list li:last-child { border-bottom: none; }
.model-list li svg { width: 14px; height: 14px; flex-shrink: 0; margin-top: 3px; color: var(--green-600); }

/* ==========================================================================
   CTA BAND
   ========================================================================== */

.cta-band {
  padding: 72px 0;
  text-align: center;
}
.cta-band h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); margin-bottom: 18px; }
.cta-band p { max-width: 56ch; margin: 0 auto 34px; color: rgba(241,244,238,0.72); font-size: 16.5px; }
.cta-band .hero-actions { justify-content: center; margin-bottom: 0; }

/* ==========================================================================
   FORM (Contact)
   ========================================================================== */

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
.form-field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.form-field.full { grid-column: 1 / -1; }
.form-field label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-500);
}
.form-field .req { color: var(--green-600); }
.form-field input,
.form-field select,
.form-field textarea {
  background: var(--paper-0);
  border: 1px solid var(--hairline-on-paper);
  border-radius: var(--radius-sm);
  padding: 13px 14px;
  font-size: 15px;
  color: var(--ink-900);
  transition: border-color var(--dur-fast) ease;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--green-600);
  outline: none;
}
.form-field textarea { resize: vertical; min-height: 130px; }
.form-note { font-size: 13px; color: var(--ink-500); margin-top: 6px; }
.form-honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 0.72fr;
  gap: 64px;
}
@media (max-width: 960px) { .contact-grid { grid-template-columns: 1fr; gap: 48px; } }

.contact-card {
  background: var(--navy-800);
  color: var(--paper-0);
  padding: 40px 34px;
  border-radius: var(--radius-md);
  height: fit-content;
}
.contact-card .eyebrow { color: var(--brass-500); margin-bottom: 20px; }
.contact-line { display: flex; flex-direction: column; gap: 4px; padding: 18px 0; border-bottom: 1px solid var(--hairline-on-navy); }
.contact-line:last-child { border-bottom: none; }
.contact-line .label { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: rgba(241,244,238,0.55); }
.contact-line a, .contact-line .value { font-size: 16.5px; font-family: var(--font-mono); }
.contact-line a:hover { color: var(--brass-500); }

.form-status {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  display: none;
}
.form-status.is-visible { display: block; }
.form-status.is-success { background: var(--green-100); color: var(--green-700); }
.form-status.is-error { background: #F3DEDA; color: var(--red-600); }

/* ==========================================================================
   FOOTER
   ========================================================================== */

.site-footer {
  background: var(--navy-900);
  color: rgba(241,244,238,0.72);
  padding: 64px 0 32px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--hairline-on-navy);
}
@media (max-width: 820px) { .footer-top { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-top { grid-template-columns: 1fr; } }

.footer-brand .brand { color: var(--paper-0); margin-bottom: 14px; }
.footer-brand p { font-size: 14px; max-width: 32ch; color: rgba(241,244,238,0.6); }

.footer-col h5 {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(241,244,238,0.5);
  margin-bottom: 16px;
}
.footer-col li { margin-bottom: 10px; font-size: 14px; }
.footer-col a:hover { color: var(--paper-0); }

.footer-bottom {
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: #9AA6A0;
}

/* ==========================================================================
   PAGE HEADER (interior pages)
   ========================================================================== */

.page-header { padding: 64px 0 56px; }
.page-header .eyebrow { margin-bottom: 20px; }
.page-header h1 { font-size: clamp(2rem, 3.4vw, 2.8rem); max-width: 20ch; }
.page-header p.lede { margin-top: 20px; font-size: 17.5px; color: rgba(241,244,238,0.75); max-width: 62ch; }

/* ==========================================================================
   REVEAL ON SCROLL (progressive enhancement)
   ========================================================================== */

.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.6s var(--ease-settle), transform 0.6s var(--ease-settle); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ==========================================================================
   UTILITIES
   ========================================================================== */

.mt-0 { margin-top: 0; }
.text-center { text-align: center; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr;