@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,600;0,9..144,700;1,9..144,500;1,9..144,600&family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  --paper:#E7E4D8;
  --surface:#DBD8C9;
  --surface-2:#CFCBB9;
  --ink:#22261D;
  --ink-soft:#4A4E40;
  --line:#B6B198;
  --accent:#A5701F;
  --accent-strong:#8A5A18;
  --accent-2:#5C6B4C;
  --accent-2-strong:#48553A;
  --red-flag:#8B3A2E;
  --shadow: 0 1px 0 rgba(34,38,29,.06);
  --serif: 'Fraunces', ui-serif, Georgia, 'Times New Roman', serif;
  --sans: 'IBM Plex Sans', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --paper:#14171A;
    --surface:#1B1F1B;
    --surface-2:#232720;
    --ink:#EAE6D8;
    --ink-soft:#B9B6A4;
    --line:#3B3F35;
    --accent:#D69A45;
    --accent-strong:#E7B166;
    --accent-2:#93A47F;
    --accent-2-strong:#A9BB94;
    --red-flag:#C97462;
    --shadow: 0 1px 0 rgba(0,0,0,.4);
  }
}
:root[data-theme="dark"]{
  --paper:#14171A;
  --surface:#1B1F1B;
  --surface-2:#232720;
  --ink:#EAE6D8;
  --ink-soft:#B9B6A4;
  --line:#3B3F35;
  --accent:#D69A45;
  --accent-strong:#E7B166;
  --accent-2:#93A47F;
  --accent-2-strong:#A9BB94;
  --red-flag:#C97462;
  --shadow: 0 1px 0 rgba(0,0,0,.4);
}

*{ box-sizing:border-box; }
html{
  scroll-behavior:smooth;
  scroll-padding-top:24px;
}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
::selection{ background:var(--accent); color:var(--paper); }

h1,h2,h3{
  font-family:var(--serif);
  font-weight:600;
  text-wrap:balance;
  margin:0;
  color:var(--ink);
}

a{ color:inherit; }

p{ margin:0 0 1.1em; max-width:38em; }
p:last-child{ margin-bottom:0; }

.eyebrow{
  font-family:var(--mono);
  font-size:.72rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--accent-strong);
  display:flex;
  align-items:center;
  gap:.6em;
  margin-bottom:1.1em;
}
.eyebrow::before{
  content:"";
  width:.5em; height:.5em;
  background:var(--accent);
  display:inline-block;
  transform:rotate(45deg);
  flex:none;
}

/* background texture */
#contours{
  position:fixed; inset:0; z-index:0;
  width:100%; height:100%;
  pointer-events:none;
  opacity:.35;
}
@media (prefers-reduced-motion: reduce){ #contours{ display:none; } }

/* shell / waypoint rail */
.shell{
  position:relative; z-index:1;
  max-width:1180px;
  margin:0 auto;
  display:grid;
  grid-template-columns:1fr;
  gap:0;
}
@media (min-width:960px){
  .shell{ grid-template-columns:64px minmax(0,1fr); }
}

.rail{
  position:sticky; top:0;
  height:100vh;
  display:none;
  flex-direction:column;
  align-items:center;
  padding-top:120px;
  gap:0;
}
.rail-line{
  width:1px; flex:1;
  background:repeating-linear-gradient(to bottom, var(--line) 0 4px, transparent 4px 9px);
}
.rail-dot{
  width:9px; height:9px;
  border:1.5px solid var(--line);
  background:var(--paper);
  border-radius:50%;
  flex:none;
  transition:background .3s, border-color .3s, transform .3s;
  margin:2px 0;
}
.rail-dot.is-active{
  background:var(--accent);
  border-color:var(--accent);
  transform:scale(1.35);
}
@media (min-width:960px){ .rail{ display:flex; } }

main{ min-width:0; }

section{
  padding:76px clamp(20px,5vw,64px);
  border-bottom:1px solid var(--line);
}
section:last-of-type{ border-bottom:none; }
.col{ max-width:640px; }
.col-wide{ max-width:760px; }

/* hero */
.hero{
  padding-top:96px;
  padding-bottom:88px;
}
.hero h1{
  font-size:clamp(2.1rem, 4.6vw, 3.4rem);
  line-height:1.09;
  letter-spacing:-.01em;
}
.hero .sub{
  margin-top:22px;
  font-size:1.14rem;
  color:var(--ink-soft);
  max-width:34em;
}
.hero .sub strong{ color:var(--ink); font-weight:600; }

.cta-row{
  margin-top:34px;
  display:flex; flex-wrap:wrap;
  align-items:center;
  gap:18px;
}
.btn{
  font-family:var(--mono);
  font-size:.86rem;
  letter-spacing:.03em;
  font-weight:500;
  color:var(--paper);
  background:var(--ink);
  border:1px solid var(--ink);
  padding:15px 26px;
  display:inline-flex;
  align-items:center;
  gap:.6em;
  cursor:pointer;
  text-decoration:none;
  transition:transform .15s ease, background .15s ease;
}
.btn:hover{ transform:translateY(-1px); background:var(--accent-strong); border-color:var(--accent-strong); }
.btn:active{ transform:translateY(0); }
.btn:focus-visible{ outline:2px solid var(--accent); outline-offset:3px; }
.btn-full{ width:100%; justify-content:center; }

.terms-line{
  font-family:var(--mono);
  font-size:.78rem;
  color:var(--ink-soft);
  letter-spacing:.01em;
}
.terms-line span{ color:var(--ink); }
.terms-line .sep{ opacity:.4; margin:0 .5em; }

/* scene */
.scene h2{
  font-size:clamp(1.5rem,2.6vw,1.95rem);
  line-height:1.24;
  font-style:italic;
  font-weight:500;
  max-width:16em;
}
.scene .body{ margin-top:26px; font-size:1.03rem; }
.scene .body p:first-of-type{ font-size:1.08rem; }
.body-after{ margin-top:28px; }
.clock{
  font-family:var(--mono);
  color:var(--accent-strong);
  font-weight:600;
}

/* pull quote */
.pull{
  font-family:var(--serif);
  font-style:italic;
  font-size:clamp(1.2rem,2.2vw,1.5rem);
  line-height:1.35;
  color:var(--ink);
  border-left:2px solid var(--accent);
  padding-left:22px;
  margin:34px 0 0;
  max-width:30em;
}

/* mechanism section */
.h2-mechanism{
  font-size:clamp(1.5rem,2.6vw,1.95rem);
  line-height:1.24;
  max-width:20em;
}
.body-mt{ margin-top:24px; }

/* steps */
.steps{
  margin-top:8px;
  display:flex; flex-direction:column;
  border-top:1px solid var(--line);
}
.step{
  display:grid;
  grid-template-columns:56px 1fr;
  gap:18px;
  padding:26px 0;
  border-bottom:1px solid var(--line);
  min-width:0;
}
.step > div{ min-width:0; }
.step-num{
  font-family:var(--mono);
  font-size:.85rem;
  color:var(--accent-strong);
  padding-top:3px;
}
.step h3{
  font-family:var(--sans);
  font-weight:700;
  font-size:1rem;
  letter-spacing:.02em;
  text-transform:uppercase;
  margin-bottom:6px;
  color:var(--ink);
}
.step p{ color:var(--ink-soft); font-size:.98rem; margin:0; max-width:36em; }

/* sample section */
.h2-sample{
  font-size:clamp(1.4rem,2.4vw,1.7rem);
  max-width:18em;
}

/* field report */
.report{
  margin-top:36px;
  background:var(--surface);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.report-head{
  display:flex; justify-content:space-between; align-items:center;
  padding:14px 22px;
  border-bottom:1px dashed var(--line);
  font-family:var(--mono);
  font-size:.72rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--ink-soft);
}
.report-body{ padding:24px 22px 26px; }
.field{ margin-bottom:18px; }
.field:last-child{ margin-bottom:0; }
.field-label{
  font-family:var(--mono);
  font-size:.68rem;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--accent-strong);
  margin-bottom:5px;
}
.field-value{ font-size:.98rem; color:var(--ink); }
.field-value.move{
  font-family:var(--serif);
  font-style:italic;
  font-size:1.08rem;
}
.report-caption{
  margin-top:16px;
  font-size:.86rem;
  color:var(--ink-soft);
}

/* bullets */
.manifest{ list-style:none; margin:8px 0 0; padding:0; }
.manifest li{
  padding:20px 0;
  border-bottom:1px solid var(--line);
  display:grid;
  grid-template-columns:22px 1fr;
  gap:14px;
  align-items:baseline;
  font-size:1.01rem;
  min-width:0;
}
.manifest li > span{ min-width:0; }
.manifest li:first-child{ border-top:1px solid var(--line); }
.manifest li::before{
  content:"→";
  font-family:var(--mono);
  color:var(--accent);
  font-size:.9rem;
}
.manifest strong{ color:var(--ink); font-weight:600; }

/* what it isn't */
.not-grid{
  margin-top:8px;
  display:grid;
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.not-item{
  background:var(--paper);
  padding:20px 22px;
  display:grid;
  grid-template-columns:auto 1fr;
  gap:14px;
  align-items:start;
  min-width:0;
}
.not-item > span{ min-width:0; }
.not-x{
  font-family:var(--mono);
  color:var(--red-flag);
  font-size:.9rem;
  padding-top:2px;
}
.not-item strong{ display:block; font-size:.98rem; margin-bottom:2px; }
.not-item span{ color:var(--ink-soft); font-size:.93rem; }

/* source note */
.source-note{
  background:var(--surface);
  border-left:3px solid var(--accent-2);
  padding:20px 24px;
  margin-top:8px;
  font-size:.95rem;
  color:var(--ink-soft);
}
.source-note strong{ color:var(--ink); }

/* offer section */
.h2-offer{
  font-size:clamp(1.5rem,2.6vw,1.9rem);
  max-width:16em;
}

.offer-grid{
  margin-top:8px;
  display:grid;
  grid-template-columns:1fr;
  gap:24px;
}
@media (min-width:760px){ .offer-grid{ grid-template-columns: 1.2fr 1fr; } }

.price-card{
  border:1px solid var(--line);
  background:var(--surface);
  padding:32px 28px;
}
.price-top{
  display:flex; align-items:baseline; gap:8px;
  font-family:var(--serif);
}
.price-amt{ font-size:2.6rem; font-weight:700; }
.price-unit{ font-family:var(--mono); font-size:.9rem; color:var(--ink-soft); }
.price-list{ list-style:none; margin:22px 0 0; padding:0; }
.price-list li{
  font-family:var(--mono);
  font-size:.84rem;
  padding:9px 0;
  border-top:1px dashed var(--line);
  display:flex; gap:.7em;
}
.price-list li::before{ content:"✓"; color:var(--accent-2-strong); flex:none; }
.price-card .btn{ margin-top:24px; }

.seal{
  border:1px solid var(--line);
  padding:28px 26px;
  position:relative;
}
.seal-mark{
  position:absolute; top:24px; right:24px;
  width:52px; height:52px;
  border:1.5px solid var(--accent-2);
  border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  font-family:var(--mono);
  font-size:.6rem;
  letter-spacing:.05em;
  color:var(--accent-2-strong);
  text-align:center;
  transform:rotate(-8deg);
}
.seal h3{
  font-size:1.15rem;
  padding-right:64px;
  margin-bottom:14px;
}
.seal p{ font-size:.93rem; color:var(--ink-soft); }
.seal-p2{ margin-top:14px; }

/* faq */
details{
  border-bottom:1px solid var(--line);
}
details:first-of-type{ border-top:1px solid var(--line); }
summary{
  cursor:pointer;
  list-style:none;
  padding:20px 0;
  min-height:44px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:18px;
  font-family:var(--sans);
  font-weight:600;
  font-size:1rem;
}
summary::-webkit-details-marker{ display:none; }
summary::after{
  content:"+";
  font-family:var(--mono);
  font-weight:400;
  font-size:1.2rem;
  color:var(--accent-strong);
  flex:none;
  transition:transform .2s ease;
}
details[open] summary::after{ content:"–"; }
details p{
  padding-bottom:22px;
  color:var(--ink-soft);
  font-size:.96rem;
  max-width:36em;
}

/* close */
.close h2{
  font-size:clamp(1.5rem,2.6vw,1.9rem);
  font-style:italic;
  font-weight:500;
  max-width:15em;
}
.close-body{ margin-top:22px; }
.signoff{
  margin-top:30px;
  font-family:var(--mono);
  font-size:.82rem;
  color:var(--ink-soft);
  letter-spacing:.02em;
}
.ps{
  margin-top:34px;
  padding-top:26px;
  border-top:1px dashed var(--line);
  font-size:.97rem;
}
.ps .eyebrow{ margin-bottom:.8em; }

footer{
  padding:36px clamp(20px,5vw,64px) 60px;
  font-family:var(--mono);
  font-size:.72rem;
  color:var(--ink-soft);
  letter-spacing:.03em;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px;
}

/* ---- Responsive breakpoints ---- */

@media (max-width:768px){
  section{ padding:60px clamp(16px,4vw,40px); }
  .hero{ padding-top:72px; padding-bottom:72px; }
}

@media (max-width:600px){
  section{ padding:48px 20px; }
  .hero{ padding-top:56px; padding-bottom:56px; }

  .cta-row{
    flex-direction:column;
    align-items:stretch;
    gap:14px;
  }
  .cta-row .btn{ justify-content:center; }

  .seal h3{ padding-right:0; }
  .seal-mark{ display:none; }
}

@media (max-width:420px){
  .step{ grid-template-columns:40px 1fr; gap:14px; }
}