:root {
  --paper: #FBF7F0;
  --ink: #1E1A16;
  --muted: #6F665C;
  --line: #E8DFD2;
  --accent: #C8553D;
  --accent-soft: #F4E3DA;
  --card: #FFFDF9;
  --btn-bg: #1E1A16;
  --btn-ink: #FBF7F0;
  --serif: ui-serif, "New York", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --sans: ui-sans-serif, -apple-system, "Segoe UI", sans-serif;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #1B1815;
    --ink: #F3EDE4;
    --muted: #A89E92;
    --line: #37312B;
    --accent: #E27A5F;
    --accent-soft: #3A2A23;
    --card: #231F1B;
    --btn-bg: #F3EDE4;
    --btn-ink: #1B1815;
  }
}

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

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: var(--accent); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

.wrap {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 500;
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin: 0;
}
h1 em, h2 em, h3 em { font-style: italic; color: var(--accent); }

/* ---------- header ---------- */
.site-header { border-bottom: 1px solid var(--line); }
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 68px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  font-family: var(--serif);
  font-size: 22px;
}
.brand svg { width: 20px; height: 23px; color: var(--accent); flex: none; }
.nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 15px;
  margin-left: 20px;
}
.nav a:hover { color: var(--ink); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: 999px;
  font: 600 16px/1.2 var(--sans);
  text-decoration: none;
  background: var(--accent);
  color: #fff;
  border: 0;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 6px 18px -8px var(--accent); }
.btn-dark { background: var(--btn-bg); color: var(--btn-ink); }

/* ---------- hero ---------- */
.hero { padding: 72px 0 88px; }
.hero .wrap {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: center;
}
.eyebrow {
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 18px;
}
.hero h1 { font-size: clamp(40px, 6.4vw, 68px); }
.hero .lede {
  font-size: 19px;
  color: var(--muted);
  max-width: 30em;
  margin: 22px 0 32px;
}
.hero .fine { font-size: 14px; color: var(--muted); margin: 16px 0 0; }

/* ---------- popup mock ---------- */
.stage {
  position: relative;
  padding: 28px;
  border-radius: 24px;
  background:
    repeating-linear-gradient(0deg, transparent 0 27px, var(--line) 27px 28px);
  border: 1px solid var(--line);
}
.stage::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(180deg, transparent, var(--paper) 92%);
  opacity: .55;
  pointer-events: none;
}
.popup {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 28px 26px 22px;
  box-shadow: 0 30px 60px -30px rgba(30, 26, 22, .35), 0 2px 6px rgba(30, 26, 22, .06);
  max-width: 400px;
  margin: 0 auto;
}
.popup .mark { width: 22px; height: 25px; color: var(--accent); display: block; margin-bottom: 14px; }
.popup h2 { font-size: 30px; }
.popup p { color: var(--muted); margin: 10px 0 18px; font-size: 16px; }
.growth {
  background: var(--accent-soft);
  border-radius: 12px;
  padding: 16px 16px 10px;
}
.growth .nums {
  font-family: var(--serif);
  font-size: 22px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 10px;
}
.growth .nums strong { font-weight: 600; color: var(--accent); }
.growth .nums span.arrow { color: var(--muted); }
.growth .nums small { font-family: var(--sans); font-size: 14px; color: var(--muted); }
.growth svg { display: block; width: 100%; height: 64px; margin-top: 8px; }
.growth .note { font-size: 12px; color: var(--muted); margin: 6px 0 0; }
.popup .actions { margin-top: 20px; display: grid; gap: 12px; justify-items: center; }
.popup .actions .btn { width: 100%; }
.popup .actions .quiet {
  background: none;
  border: 0;
  color: var(--muted);
  font: 15px var(--sans);
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
  padding: 4px;
}

/* ---------- sections ---------- */
section.block { padding: 88px 0; border-top: 1px solid var(--line); }
.block h2 { font-size: clamp(32px, 4.6vw, 46px); max-width: 16em; }
.block .intro { color: var(--muted); max-width: 36em; margin: 16px 0 0; font-size: 18px; }

.steps {
  list-style: none;
  padding: 0;
  margin: 48px 0 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  counter-reset: step;
}
.steps li { counter-increment: step; border-top: 2px solid var(--ink); padding-top: 18px; }
.steps li::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--serif);
  font-style: italic;
  color: var(--accent);
  font-size: 20px;
  display: block;
  margin-bottom: 8px;
}
.steps h3 { font-size: 24px; margin-bottom: 8px; }
.steps p { margin: 0; color: var(--muted); }

.private { background: var(--accent-soft); border-top: 0; }
.private .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.facts { list-style: none; margin: 0; padding: 0; }
.facts li {
  padding: 16px 0;
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 14px;
}
.facts li:first-child { padding-top: 4px; }
.facts svg { width: 20px; height: 20px; color: var(--accent); margin-top: 3px; }
.facts strong { display: block; font-weight: 600; }
.facts span { color: var(--muted); font-size: 16px; }

.closing { text-align: center; }
.closing h2 { margin: 0 auto; }
.closing .intro { margin: 16px auto 32px; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 32px 0 40px; font-size: 15px; color: var(--muted); }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; align-items: center; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--ink); }

/* ---------- policy page ---------- */
.policy { padding: 64px 0 88px; }
.policy .wrap { max-width: 720px; }
.policy h1 { font-size: clamp(38px, 6vw, 56px); }
.policy .meta { color: var(--muted); margin: 14px 0 0; font-size: 15px; }
.policy .summary {
  background: var(--accent-soft);
  border-radius: 14px;
  padding: 20px 22px;
  margin: 36px 0 8px;
}
.policy .summary p { margin: 0; }
.policy h2 { font-size: 28px; margin: 48px 0 12px; }
.policy p, .policy li { color: var(--ink); }
.policy ul { padding-left: 1.2em; }
.policy li { margin: 6px 0; }
.policy code {
  font-size: .9em;
  background: var(--accent-soft);
  padding: 1px 6px;
  border-radius: 5px;
  word-break: break-all;
}
.policy table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 16px; }
.policy th, .policy td { text-align: left; vertical-align: top; padding: 10px 12px 10px 0; border-bottom: 1px solid var(--line); }
.policy th { font-weight: 600; }

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  .hero { padding: 48px 0 64px; }
  .hero .wrap, .private .wrap { grid-template-columns: 1fr; gap: 40px; }
  .steps { grid-template-columns: 1fr; gap: 28px; }
  section.block { padding: 64px 0; }
}

@media (max-width: 480px) {
  body { font-size: 16px; }
  .wrap { padding: 0 16px; }
  .stage { padding: 14px; border-radius: 18px; }
  .popup { padding: 22px 18px 18px; }
  .popup h2 { font-size: 26px; }
  .growth .nums { font-size: 19px; }
  .nav a { margin-left: 14px; }
  .hero .btn { width: 100%; }
  .policy table, .policy thead, .policy tbody, .policy tr, .policy th, .policy td { display: block; }
  .policy thead { display: none; }
  .policy td { padding: 2px 0; border: 0; }
  .policy tr { padding: 10px 0; border-bottom: 1px solid var(--line); }
  .policy td:first-child { font-weight: 600; }
}

@media (prefers-reduced-motion: reduce) {
  .btn { transition: none; }
  .btn:hover { transform: none; }
}