/* ============================================================
   walnut.digital — shared stylesheet
   Palette and type lifted from the pitch decks:
   walnut #7C5C3E · ink #1A1A1A · warm neutrals · Cambria→DM Serif, Calibri→DM Sans
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --ink:            #1A1A1A;
  --ink-2:          #3A3A3A;
  --ink-3:          #5F5B55;
  --ink-4:          #8A857D;

  --walnut:         #7C5C3E;
  --walnut-dark:    #5A3F28;
  --walnut-deep:    #46311F;
  --walnut-mid:     #B8926A;
  --walnut-light:   #EDE5DA;

  --green:          #2D6A4F;
  --green-light:    #D8EDDF;

  --white:          #FFFFFF;
  --bg:             #F9F7F3;
  --bg-warm:        #EDE9E0;
  --border:         #E2E0DA;
  --border-strong:  #CFC9BE;

  --serif: 'DM Serif Display', Cambria, Georgia, serif;
  --sans:  'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Calibri, sans-serif;

  --pad: 56px;
  --maxw: 1180px;
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

/* ─── layout ─────────────────────────────────────────── */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); }

.section { padding: 96px 0; border-bottom: 1px solid var(--border); background: var(--white); }
.section--tint { background: var(--bg); }
.section--warm { background: var(--bg-warm); }
.section--dark { background: var(--ink); color: var(--white); border-bottom: none; }

.section-head { max-width: 780px; margin-bottom: 52px; }
.section-head--wide { max-width: 100%; }

/* ─── type ───────────────────────────────────────────── */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 11.5px; font-weight: 500;
  letter-spacing: 0.13em; text-transform: uppercase;
  color: var(--walnut); margin-bottom: 20px;
}
.eyebrow::before { content: ''; width: 22px; height: 1px; background: var(--walnut-mid); }
.eyebrow--light { color: var(--walnut-mid); }
.eyebrow--light::before { background: var(--walnut-mid); }

h1, h2, h3 { font-family: var(--serif); font-weight: 400; letter-spacing: -0.022em; line-height: 1.1; }

.h1 { font-size: clamp(38px, 5vw, 58px); }
.h2 { font-size: clamp(29px, 3.4vw, 40px); line-height: 1.14; }
.h3 { font-size: 21px; line-height: 1.25; }
.h1 em, .h2 em { font-style: italic; color: var(--walnut); }
.section--dark .h1 em, .section--dark .h2 em, .hero--dark .h1 em { color: var(--walnut-mid); }

.lede { font-size: 17.5px; line-height: 1.7; color: var(--ink-3); max-width: 620px; }
.lede--dark { color: rgba(255,255,255,0.72); }
.section-sub { font-size: 16.5px; line-height: 1.7; color: var(--ink-3); margin-top: 18px; max-width: 660px; }

.note {
  font-size: 14.5px; line-height: 1.7; color: var(--ink-3);
  border-top: 1px solid var(--border); padding-top: 22px; margin-top: 44px; max-width: 820px;
}
.note strong { color: var(--ink); font-weight: 500; }

/* ─── nav ────────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 16px var(--pad);
  display: flex; align-items: center; gap: 28px; flex-wrap: wrap;
}
.nav-logo {
  font-family: var(--serif); font-size: 21px; letter-spacing: -0.025em;
  text-decoration: none; color: var(--ink); white-space: nowrap;
  display: inline-flex; align-items: center;
}
.nav-logo .ext { color: var(--walnut); }
/* brand mark is white-on-transparent with orange brackets: invert for light nav, keep hue */
.nav-logo img {
  height: 44px; width: auto; display: block;
  filter: invert(1) hue-rotate(180deg);
}
.nav-links { display: flex; align-items: center; gap: 30px; list-style: none; margin-left: auto; flex-wrap: wrap; }
.nav-links li { flex-shrink: 0; }
.nav-cta { margin-left: 4px; }
.nav-links a:not(.btn) {
  font-size: 14px; color: var(--ink-3); text-decoration: none;
  padding: 4px 0; border-bottom: 1px solid transparent; transition: color .15s, border-color .15s;
}
.nav-links a:not(.btn):hover { color: var(--ink); border-color: var(--walnut-mid); }
.nav-links a.is-current { color: var(--ink); border-color: var(--walnut); }

/* ─── nav dropdown ───────────────────────────────────── */
.nav-drop { position: relative; }
.nav-drop > a:not(.btn)::after {
  content: '▾'; margin-left: 7px; font-size: 10px; color: var(--walnut-mid);
}
.nav-drop-menu {
  position: absolute; top: 100%; left: -16px; padding-top: 12px; z-index: 110;
  opacity: 0; visibility: hidden; transform: translateY(5px);
  transition: opacity .16s, transform .16s, visibility .16s;
}
.nav-drop:hover .nav-drop-menu,
.nav-drop:focus-within .nav-drop-menu { opacity: 1; visibility: visible; transform: none; }
.nav-drop-menu-inner {
  background: var(--white); border: 1px solid var(--border); border-radius: 10px;
  box-shadow: 0 16px 44px rgba(0,0,0,.1), 0 2px 8px rgba(0,0,0,.05);
  padding: 8px; min-width: 300px;
}
.nav-links .nav-drop-menu a:not(.btn) {
  display: block; padding: 12px 14px; border-radius: 7px; border-bottom: none;
}
.nav-links .nav-drop-menu a:not(.btn):hover { background: var(--bg); border-color: transparent; }
.nav-drop-menu a b { display: block; font-size: 14px; font-weight: 500; color: var(--ink); }
.nav-drop-menu a span { display: block; font-size: 12.5px; color: var(--ink-4); margin-top: 3px; }
.nav-drop-menu a.is-current b { color: var(--walnut); }

/* ─── buttons ────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--sans); font-size: 14.5px; font-weight: 500;
  padding: 14px 28px; border-radius: 5px; border: 1px solid transparent;
  text-decoration: none; cursor: pointer;
  white-space: nowrap; flex-shrink: 0;
  transition: background .15s, border-color .15s, color .15s, transform .1s;
}
.btn:active { transform: scale(.985); }
.btn--primary { background: var(--ink); color: var(--white); }
.btn--primary:hover { background: var(--walnut-dark); }
.btn--secondary { background: transparent; color: var(--ink-2); border-color: var(--border-strong); }
.btn--secondary:hover { border-color: var(--ink-3); background: var(--bg); }
.btn--onDark { background: var(--white); color: var(--ink); }
.btn--onDark:hover { background: var(--walnut-light); }
.btn--ghostDark { background: transparent; color: rgba(255,255,255,.85); border-color: rgba(255,255,255,.28); }
.btn--ghostDark:hover { border-color: rgba(255,255,255,.6); color: #fff; }
.btn--sm { padding: 10px 20px; font-size: 13.5px; }

.btn-row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 34px; }

/* ─── hero ───────────────────────────────────────────── */
.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--border); }
.hero--dark { background: var(--ink); color: var(--white); border-bottom: none; }
.hero--dark .lede { color: rgba(255,255,255,.72); }
.hero--light { background: var(--white); }

.hero-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 96px var(--pad);
  display: grid; grid-template-columns: 1.15fr .85fr; gap: 72px; align-items: center;
  position: relative; z-index: 2;
}
.hero-inner--single { grid-template-columns: 1fr; max-width: var(--maxw); }
.hero-inner--single .h1 { max-width: 880px; }

.hero--dark::after {
  content: ''; position: absolute; top: -260px; right: -180px;
  width: 720px; height: 720px; border-radius: 50%;
  background: radial-gradient(circle, rgba(184,146,106,.22) 0%, transparent 65%);
  pointer-events: none; z-index: 1;
}
.hero--light::after {
  content: ''; position: absolute; top: -220px; right: -140px;
  width: 620px; height: 620px; border-radius: 50%;
  background: radial-gradient(circle, var(--walnut-light) 0%, transparent 68%);
  opacity: .55; pointer-events: none; z-index: 1;
}

.hero-note {
  margin-top: 20px; font-size: 13.5px; line-height: 1.6;
  color: rgba(255,255,255,.6); max-width: 520px;
}
.hero-note strong { color: rgba(255,255,255,.88); font-weight: 500; }

.hero-trust {
  display: flex; flex-wrap: wrap; gap: 8px 20px;
  margin-top: 30px; font-size: 13px; color: var(--ink-4);
}
.hero--dark .hero-trust { color: rgba(255,255,255,.5); }
.hero-trust span::before { content: '·'; margin-right: 8px; color: var(--walnut-mid); }
.hero-trust span:first-child::before { display: none; }

/* ─── signal panel (hero visual) ─────────────────────── */
.panel {
  background: var(--white); border: 1px solid var(--border);
  border-radius: 11px; overflow: hidden;
  box-shadow: 0 20px 50px rgba(0,0,0,.18), 0 2px 6px rgba(0,0,0,.08);
}
.panel-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 13px 16px; background: var(--walnut-deep);
}
.panel-bar i { width: 9px; height: 9px; border-radius: 50%; background: rgba(255,255,255,.28); }
.panel-bar b {
  font-size: 11.5px; font-weight: 400; color: rgba(255,255,255,.62);
  letter-spacing: .06em; margin-left: 8px; text-transform: uppercase;
}
.panel-body { padding: 16px; display: flex; flex-direction: column; gap: 9px; background: var(--bg); }
.signal {
  background: var(--white); border: 1px solid var(--border); border-radius: 7px;
  padding: 12px 14px; display: flex; align-items: flex-start; gap: 11px;
}
.signal .dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--green);
  box-shadow: 0 0 0 3px var(--green-light); flex-shrink: 0; margin-top: 6px;
}
.signal-txt { flex: 1; min-width: 0; }
.signal-trigger { font-size: 12.5px; color: var(--ink-3); line-height: 1.45; }
.signal-action { font-size: 13px; font-weight: 500; color: var(--ink); line-height: 1.45; margin-top: 2px; }
.signal-time { font-size: 11px; color: var(--ink-4); white-space: nowrap; margin-top: 4px; }
.panel-foot {
  display: flex; align-items: center; gap: 8px;
  margin: 4px 16px 16px; padding: 9px 13px;
  background: var(--green-light); border-radius: 5px;
}
.panel-foot .pulse {
  width: 7px; height: 7px; border-radius: 50%; background: var(--green);
  animation: pulse 2.2s ease-in-out infinite;
}
.panel-foot span { font-size: 12px; font-weight: 500; color: var(--green); }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .35; } }
@media (prefers-reduced-motion: reduce) { .panel-foot .pulse { animation: none; } }

/* ─── stat strip ─────────────────────────────────────── */
.strip {
  background: var(--bg-warm); border-bottom: 1px solid var(--border);
  padding: 26px 0;
}
.strip-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad);
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px;
}
.strip-inner--3 { grid-template-columns: repeat(3, 1fr); }
.strip-item { display: flex; flex-direction: column; gap: 3px; }
.strip-num { font-family: var(--serif); font-size: 25px; color: var(--walnut-dark); line-height: 1.1; }
.strip-label { font-size: 13px; color: var(--ink-3); line-height: 1.45; }

/* ─── grids & cards ──────────────────────────────────── */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); gap: 18px; }

.card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: 9px; padding: 30px 28px;
  display: flex; flex-direction: column;
  transition: border-color .18s, box-shadow .18s, transform .18s;
}
.section--tint .card, .section--warm .card { background: var(--white); }
.card--flat { background: var(--bg); border-color: var(--border); }

.card-num {
  font-family: var(--serif); font-size: 14px; color: var(--walnut-mid);
  letter-spacing: .04em; margin-bottom: 14px;
}
.card-title { font-family: var(--serif); font-size: 20px; line-height: 1.25; margin-bottom: 11px; }
.card-body { font-size: 15px; line-height: 1.68; color: var(--ink-3); }
.card-body + .card-body { margin-top: 12px; }

/* leak rows — big number, label, explanation, benchmark source */
.leaks { border-top: 1px solid var(--border); }
.leak-row {
  display: grid; grid-template-columns: 132px 1fr 168px; gap: 30px;
  padding: 28px 0; border-bottom: 1px solid var(--border); align-items: start;
}
.leak-num {
  font-family: var(--serif); font-size: 40px; line-height: 1;
  color: var(--walnut); letter-spacing: -0.03em;
}
.leak-label {
  font-size: 12px; text-transform: uppercase; letter-spacing: .1em;
  color: var(--ink); font-weight: 500; margin-bottom: 9px;
}
.leak-desc { font-size: 15.5px; line-height: 1.68; color: var(--ink-3); }
.leak-src { font-size: 12.5px; color: var(--ink-4); text-align: right; padding-top: 3px; }

/* proof cards */
.proof-num {
  font-family: var(--serif); font-size: 44px; line-height: 1;
  color: var(--walnut-dark); letter-spacing: -0.03em; margin-bottom: 14px;
}
.proof-src {
  font-size: 11.5px; text-transform: uppercase; letter-spacing: .1em;
  color: var(--ink-4); margin-top: auto; padding-top: 16px; border-top: 1px solid var(--border);
}
.card .proof-num + .card-body { margin-bottom: 18px; }

/* agent cards */
.agent {
  background: var(--white); border: 1px solid var(--border); border-radius: 9px;
  padding: 32px; display: grid; grid-template-columns: 54px 1fr; gap: 22px;
  transition: border-color .18s, box-shadow .18s;
}
.agent:hover { border-color: var(--border-strong); box-shadow: 0 6px 24px rgba(0,0,0,.05); }
.agent-num {
  font-family: var(--serif); font-size: 30px; color: var(--walnut-mid);
  line-height: 1; letter-spacing: -.02em;
}
.agent-title { font-family: var(--serif); font-size: 22px; margin-bottom: 10px; }
.agent-desc { font-size: 15px; line-height: 1.68; color: var(--ink-3); margin-bottom: 18px; }
.ticks { list-style: none; display: grid; gap: 9px; }
.ticks li {
  font-size: 14.5px; line-height: 1.6; color: var(--ink-2);
  padding-left: 22px; position: relative;
}
.ticks li::before {
  content: ''; position: absolute; left: 0; top: 9px;
  width: 6px; height: 6px; border-radius: 50%; background: var(--walnut-mid);
}
.ticks--tight li { font-size: 14px; }

/* offering cards (home) */
.offer {
  background: var(--white); border: 1px solid var(--border); border-radius: 11px;
  padding: 38px 36px 32px; display: flex; flex-direction: column;
  transition: border-color .18s, box-shadow .18s, transform .18s;
  text-decoration: none; color: inherit;
}
.offer:hover { border-color: var(--walnut-mid); box-shadow: 0 14px 40px rgba(0,0,0,.07); transform: translateY(-2px); }
.offer-kicker {
  font-size: 11.5px; text-transform: uppercase; letter-spacing: .12em;
  color: var(--walnut); font-weight: 500; margin-bottom: 16px;
}
.offer-title { font-family: var(--serif); font-size: 30px; line-height: 1.12; margin-bottom: 14px; }
.offer-sub { font-size: 15.5px; line-height: 1.68; color: var(--ink-3); margin-bottom: 26px; }
.offer .ticks { margin-bottom: 30px; }
.offer-link {
  margin-top: auto; font-size: 14.5px; font-weight: 500; color: var(--walnut);
  display: inline-flex; align-items: center; gap: 8px;
}
.offer:hover .offer-link { color: var(--walnut-dark); }
.offer--compact { padding: 32px 30px 28px; }
.offer--compact .offer-title { font-size: 23px; margin-bottom: 12px; }
.offer--compact .offer-sub { font-size: 14.5px; margin-bottom: 24px; }

/* app screenshot pairs (EasyRegistry · IIMDR) */
.shots { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: start; }
.shots--capped { max-width: 1000px; margin-top: 44px; }
.shot {
  background: var(--white); border: 1px solid var(--border);
  border-radius: 11px; padding: 14px 14px 12px;
}
.shot img { width: 100%; height: auto; display: block; border-radius: 6px; border: 1px solid var(--border); }
.shot-caption {
  font-size: 11px; text-transform: uppercase; letter-spacing: .1em;
  color: var(--ink-4); margin-top: 10px; text-align: center;
}

/* slim showcase band (marketing tools, EasyRegistry) */
.showcase-band { background: var(--bg-warm); border-bottom: 1px solid var(--border); }
.showcase-band-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px 28px; flex-wrap: wrap; padding-top: 30px; padding-bottom: 30px;
}
.showcase-band-body {
  font-size: 14.5px; line-height: 1.65; color: var(--ink-2);
  max-width: 640px; margin-top: 6px;
}
.showcase-band .btn { flex-shrink: 0; }
.showcase-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 28px 48px;
  padding-top: 34px; padding-bottom: 34px;
}
.showcase-item { display: flex; flex-direction: column; }
.showcase-item .showcase-band-body { margin-bottom: 12px; }

/* slim custom-builds band under the two solution cards */
.offer-band {
  margin-top: 24px; background: var(--white); border: 1px solid var(--border);
  border-radius: 11px; padding: 26px 30px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px 28px; flex-wrap: wrap;
}
.offer-band-body {
  font-size: 14.5px; line-height: 1.65; color: var(--ink-3);
  max-width: 640px; margin-top: 6px;
}
.offer-band .btn { flex-shrink: 0; }

/* pattern / steps */
.steps { display: grid; gap: 24px; grid-template-columns: repeat(3, 1fr); counter-reset: s; }
.step {
  background: var(--white); border: 1px solid var(--border); border-radius: 9px;
  padding: 30px 28px; display: flex; flex-direction: column;
}
.step-idx {
  font-family: var(--serif); font-size: 15px; color: var(--walnut-mid); margin-bottom: 6px;
}
.step-when {
  font-size: 11px; text-transform: uppercase; letter-spacing: .11em;
  color: var(--ink-4); margin-bottom: 14px;
}
.step-title { font-family: var(--serif); font-size: 22px; margin-bottom: 12px; }
.step-body { font-size: 15px; line-height: 1.68; color: var(--ink-3); }
.step-body { flex: 1 0 auto; }
.step-get {
  margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--border);
  font-size: 13.5px; color: var(--ink-2);
}
.step-get b { color: var(--walnut); font-weight: 500; }

/* flow (monitor → alert → act → report) */
.flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.flow-item { background: var(--white); border: 1px solid var(--border); border-radius: 9px; padding: 26px 24px; }
.flow-label {
  font-size: 11.5px; text-transform: uppercase; letter-spacing: .12em;
  color: var(--walnut); font-weight: 500; margin-bottom: 14px;
}
.flow-body { font-size: 14.5px; line-height: 1.65; color: var(--ink-3); }

/* comparison */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.compare-col { border-radius: 9px; padding: 32px 30px; }
.compare-col--old { background: var(--bg); border: 1px solid var(--border); }
.compare-col--new { background: var(--walnut-deep); color: var(--white); }
.compare-head {
  font-family: var(--serif); font-size: 21px; margin-bottom: 22px;
  padding-bottom: 18px; border-bottom: 1px solid var(--border);
}
.compare-col--new .compare-head { border-color: rgba(255,255,255,.2); }
.compare-list { list-style: none; display: grid; gap: 14px; }
.compare-list li { font-size: 14.5px; line-height: 1.6; padding-left: 26px; position: relative; color: var(--ink-3); }
.compare-col--new .compare-list li { color: rgba(255,255,255,.86); }
.compare-list li::before {
  position: absolute; left: 0; top: 0; font-size: 15px; line-height: 1.6;
}
.compare-col--old .compare-list li::before { content: '—'; color: var(--ink-4); }
.compare-col--new .compare-list li::before { content: '→'; color: var(--walnut-mid); }

/* value chain rows */
.chain { display: grid; gap: 0; border-top: 1px solid var(--border); }
.chain-row {
  display: grid; grid-template-columns: 170px 1fr; gap: 32px;
  padding: 26px 0; border-bottom: 1px solid var(--border); align-items: start;
}
.chain-label {
  font-size: 11.5px; text-transform: uppercase; letter-spacing: .12em;
  color: var(--walnut); font-weight: 500; padding-top: 3px;
}
.chain-body { font-size: 15.5px; line-height: 1.7; color: var(--ink-3); }
.chain-body b { color: var(--ink); font-weight: 500; }

/* case study block */
.case { display: grid; grid-template-columns: 1.35fr .65fr; gap: 48px; align-items: start; }
.case-meta {
  font-size: 12.5px; color: var(--ink-4); margin-bottom: 22px;
  padding-bottom: 18px; border-bottom: 1px solid var(--border);
}
.case-stats { display: grid; gap: 16px; }
.case-stat { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 20px 22px; }
.case-stat-num { font-family: var(--serif); font-size: 30px; line-height: 1; color: var(--walnut-dark); margin-bottom: 8px; }
.case-stat-label { font-size: 13px; color: var(--ink-2); font-weight: 500; }
.case-stat-sub { font-size: 12.5px; color: var(--ink-4); }
.case-take {
  margin-top: 34px; background: var(--walnut-light); border-radius: 9px; padding: 26px 28px;
}
.case-take-label {
  font-size: 11.5px; text-transform: uppercase; letter-spacing: .12em;
  color: var(--walnut-dark); font-weight: 500; margin-bottom: 10px;
}
.case-take-body { font-size: 15px; line-height: 1.68; color: var(--walnut-deep); }

/* principles */
.principles {
  display: flex; flex-wrap: wrap; gap: 10px 26px; margin-top: 40px;
  padding-top: 26px; border-top: 1px solid var(--border);
  font-size: 13.5px; color: var(--ink-3);
}
.principles span::before { content: '·'; margin-right: 10px; color: var(--walnut-mid); }
.principles span:first-child::before { display: none; }

/* ─── FAQ ────────────────────────────────────────────── */
.faq { border-top: 1px solid var(--border); max-width: 900px; }
.faq details { border-bottom: 1px solid var(--border); }
.faq summary {
  list-style: none; cursor: pointer; padding: 24px 40px 24px 0;
  font-family: var(--serif); font-size: 20px; line-height: 1.3;
  position: relative; transition: color .15s;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--walnut); }
.faq summary::after {
  content: '+'; position: absolute; right: 6px; top: 22px;
  font-family: var(--sans); font-size: 22px; font-weight: 300; color: var(--walnut-mid);
  transition: transform .2s;
}
.faq details[open] summary::after { content: '–'; }
.faq-body { padding: 0 40px 26px 0; font-size: 15.5px; line-height: 1.72; color: var(--ink-3); }
.faq-body p + p { margin-top: 12px; }
.faq-body strong { color: var(--ink); font-weight: 500; }

/* ─── CTA band ───────────────────────────────────────── */
.cta { background: var(--ink); color: var(--white); padding: 96px 0; position: relative; overflow: hidden; }
.cta::after {
  content: ''; position: absolute; bottom: -300px; left: 50%; transform: translateX(-50%);
  width: 900px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(184,146,106,.18) 0%, transparent 65%); pointer-events: none;
}
.cta-inner { position: relative; z-index: 2; }
.cta .lede { color: rgba(255,255,255,.72); }
.cta-assurances {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
  margin-top: 56px; padding-top: 34px; border-top: 1px solid rgba(255,255,255,.14);
}
.cta-a-num { font-family: var(--serif); font-size: 24px; color: var(--walnut-mid); margin-bottom: 7px; }
.cta-a-body { font-size: 14px; line-height: 1.6; color: rgba(255,255,255,.68); }

/* ─── footer ─────────────────────────────────────────── */
.footer { background: var(--ink); color: rgba(255,255,255,.55); padding: 44px 0 52px; border-top: 1px solid rgba(255,255,255,.1); }
.footer-inner { display: flex; flex-wrap: wrap; gap: 24px 40px; align-items: center; }
.footer-logo { font-family: var(--serif); font-size: 19px; color: var(--white); text-decoration: none; }
.footer-logo .ext { color: var(--walnut-mid); }
.footer-logo img { height: 54px; width: auto; display: block; }
.footer-links { display: flex; gap: 26px; flex-wrap: wrap; margin-left: auto; }
.footer a { color: rgba(255,255,255,.6); text-decoration: none; font-size: 14px; transition: color .15s; }
.footer a:hover { color: var(--white); }
.footer-legal { width: 100%; font-size: 12.5px; color: rgba(255,255,255,.32); padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); }

/* ─── responsive ─────────────────────────────────────── */
@media (max-width: 1040px) {
  .grid-4, .grid-5 { grid-template-columns: repeat(2, 1fr); }
  .leak-row { grid-template-columns: 110px 1fr; }
  .leak-src { grid-column: 2; text-align: left; padding-top: 8px; }
  .flow { grid-template-columns: repeat(2, 1fr); }
  .hero-inner { grid-template-columns: 1fr; gap: 52px; }
  .case { grid-template-columns: 1fr; gap: 34px; }
  .case-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  :root { --pad: 28px; }
  .section { padding: 68px 0; }
  .grid-2, .grid-3, .steps, .compare, .strip-inner, .strip-inner--3,
  .cta-assurances, .grid-4, .grid-5, .flow { grid-template-columns: 1fr; }
  .hero-inner { padding: 64px var(--pad); }
  /* mobile nav: logo + CTA on row one, the two offering pages on row two.
     In-page anchors are dropped — on a phone people scroll. */
  .nav-inner { padding: 12px var(--pad); gap: 10px 14px; }
  .nav-logo { font-size: 18px; }
  .nav-logo img { height: 38px; }
  .nav-cta { order: 1; margin-left: auto; }
  .nav-links { order: 2; width: 100%; margin-left: 0; gap: 22px; }
  .nav-links a:not(.btn) { font-size: 13.5px; }
  .nav-anchor { display: none; }
  /* dropdown flattens to plain links on mobile */
  .nav-drop { display: contents; }
  .nav-drop > a { display: none; }
  .nav-drop-menu { position: static; opacity: 1; visibility: visible; transform: none; padding: 0; display: contents; }
  .nav-drop-menu-inner {
    background: none; border: none; box-shadow: none; border-radius: 0;
    padding: 0; min-width: 0; display: flex; gap: 22px;
  }
  .nav-links .nav-drop-menu a:not(.btn) { padding: 4px 0; border-radius: 0; }
  .nav-links .nav-drop-menu a:not(.btn):hover { background: none; }
  .nav-drop-menu a b { font-size: 13.5px; font-weight: 400; color: var(--ink-3); }
  .nav-drop-menu a span { display: none; }
  .btn--sm { padding: 9px 17px; font-size: 13px; }
  .h1 { font-size: 33px; }
  .h2 { font-size: 27px; }
  .lede { font-size: 16.5px; }
  .hero-trust { flex-direction: column; gap: 6px; }
  .hero-trust span::before { display: none; }
  .offer { padding: 30px 26px 28px; }
  .offer-title { font-size: 25px; }
  .leak-num { font-size: 34px; }
  .cta, .section--dark { padding: 68px 0; }
  .chain-row { grid-template-columns: 1fr; gap: 10px; }
  .leak-row { grid-template-columns: 1fr; gap: 10px; }
  .leak-src { grid-column: 1; }
  .agent { grid-template-columns: 1fr; gap: 14px; padding: 26px 24px; }
  .case-stats { grid-template-columns: 1fr; }
  .strip-inner { gap: 18px; }
  .faq summary { font-size: 18px; }
  .showcase-grid { grid-template-columns: 1fr; }
}