:root {
  --ink: #0f1e1c;
  --muted: #45605c;
  --faint: #6b827e;
  --line: #e3e9e7;
  --teal: #0d9488;
  --teal-dark: #0b6f66;
  --teal-deep: #06322e;
  --teal-wash: #eef7f5;
  --bg: #ffffff;
  --sand: #f6f4ef;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
}
a { color: var(--teal); }
img { max-width: 100%; display: block; }

/* ---------- top bar ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.88);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 14px 24px;
  display: flex; align-items: center; gap: 16px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-size: 21px; font-weight: 800; letter-spacing: -0.03em;
  color: var(--ink); text-decoration: none;
}
.brand img { width: 30px; height: 30px; border-radius: 8px; }
.nav-spacer { flex: 1; }
.nav-link {
  color: var(--muted); text-decoration: none; font-size: 15px; font-weight: 600;
  padding: 9px 12px; border-radius: 10px;
}
.nav-link:hover { color: var(--ink); background: var(--teal-wash); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  border-radius: 12px; text-decoration: none; font-weight: 650;
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--teal); color: #fff; padding: 13px 24px; font-size: 16px;
  box-shadow: 0 1px 2px rgba(11,111,102,.3), 0 8px 20px rgba(11,111,102,.2);
}
.btn-primary:hover { background: var(--teal-dark); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }
.btn-lg { padding: 17px 34px; font-size: 18px; border-radius: 14px; }
.btn-ghost {
  background: #fff; color: var(--ink); padding: 16px 28px; font-size: 17px;
  border: 1px solid var(--line); border-radius: 14px;
}
.btn-ghost:hover { border-color: var(--teal); color: var(--teal); }
.btn .arrow { font-size: 18px; line-height: 1; }

/* ---------- layout ---------- */
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
section { padding: 88px 0; }
.eyebrow {
  display: inline-block; background: var(--teal-wash); color: var(--teal-dark);
  border-radius: 999px; padding: 7px 15px; font-size: 14px; font-weight: 650;
  margin-bottom: 20px;
}
h1 {
  font-size: clamp(38px, 6vw, 62px); line-height: 1.04; letter-spacing: -0.035em;
  margin: 0 0 20px; font-weight: 800;
}
h2 {
  font-size: clamp(28px, 3.6vw, 40px); line-height: 1.15; letter-spacing: -0.03em;
  margin: 0 0 16px; font-weight: 750;
}
h3 { font-size: 19px; margin: 0 0 6px; letter-spacing: -0.01em; font-weight: 700; }
.lede { font-size: clamp(17px, 2vw, 20px); color: var(--muted); margin: 0 0 32px; max-width: 34em; }
.section-head { max-width: 40em; margin-bottom: 48px; }
.section-head p { color: var(--muted); margin: 0; font-size: 18px; }

/* ---------- hero ---------- */
.hero { padding: 72px 0 40px; }
.hero-grid { display: grid; gap: 56px; align-items: center; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.hero-note { color: var(--faint); font-size: 15px; margin: 18px 0 0; }

/* ---------- phone ---------- */
.phone-stage {
  position: relative; display: flex; justify-content: center; align-items: center;
  padding: 20px 0;
}
.phone-stage::before {
  content: ""; position: absolute; inset: 6% 2% 10%;
  background: radial-gradient(60% 55% at 50% 45%, rgba(13,148,136,.22), rgba(13,148,136,0) 70%);
  filter: blur(6px);
}
.phone {
  position: relative; width: 290px; max-width: 78vw;
  border-radius: 42px; padding: 11px;
  background: linear-gradient(160deg, #22423e, #0d2422);
  box-shadow: 0 30px 70px rgba(6,50,46,.3), 0 4px 14px rgba(6,50,46,.18);
}
.phone-screen {
  position: relative; border-radius: 32px; overflow: hidden;
  background: var(--sand); aspect-ratio: 9 / 19.5;
}
.phone-screen img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.phone-notch {
  position: absolute; top: 11px; left: 50%; transform: translateX(-50%);
  width: 92px; height: 25px; border-radius: 999px; background: #0d2422; z-index: 2;
}
.phone-placeholder {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 10px; text-align: center;
  color: var(--faint); font-size: 14px; padding: 30px;
}
.phone-placeholder strong { color: var(--muted); font-size: 15px; }

/* ---------- features ---------- */
.features { display: grid; gap: 28px; }
.feature-icon {
  width: 46px; height: 46px; border-radius: 13px; background: var(--teal-wash);
  display: flex; align-items: center; justify-content: center; font-size: 22px;
  margin-bottom: 14px;
}
.feature p { color: var(--muted); margin: 0; font-size: 16px; }

/* ---------- steps ---------- */
.steps { display: grid; gap: 28px; counter-reset: step; }
.step { padding-top: 22px; border-top: 2px solid var(--teal-wash); }
.step::before {
  counter-increment: step; content: counter(step);
  display: inline-flex; align-items: center; justify-content: center;
  width: 30px; height: 30px; border-radius: 9px;
  background: var(--teal); color: #fff; font-size: 15px; font-weight: 700;
  margin-bottom: 14px;
}
.step p { color: var(--muted); margin: 0; font-size: 16px; }

/* ---------- honest band ---------- */
.band { background: var(--sand); }
.band-inner { display: grid; gap: 34px; }
.band ul { margin: 0; padding-left: 20px; }
.band li { color: var(--muted); margin-bottom: 10px; }

/* ---------- final cta ---------- */
.final { background: var(--teal-deep); color: #fff; text-align: center; }
.final h2 { color: #fff; }
.final p { color: #b7d6d1; font-size: 19px; max-width: 30em; margin: 0 auto 32px; }
.final .btn-primary { background: #fff; color: var(--teal-deep); box-shadow: 0 10px 30px rgba(0,0,0,.25); }
.final .btn-primary:hover { background: #eafaf7; }
.final .fineprint { color: #8fbdb7; font-size: 15px; margin-top: 20px; }

/* ---------- footer ---------- */
footer { border-top: 1px solid var(--line); padding: 40px 0; }
.foot-inner { display: flex; flex-wrap: wrap; gap: 16px 28px; align-items: center; }
.foot-links { display: flex; flex-wrap: wrap; gap: 22px; }
footer a { color: var(--muted); text-decoration: none; font-size: 15px; }
footer a:hover { color: var(--teal); }
.copyright { color: var(--faint); font-size: 15px; }

/* ---------- legal pages ---------- */
main.doc { max-width: 760px; margin: 0 auto; padding: 56px 24px 96px; }
.doc h1 { font-size: clamp(30px, 4vw, 38px); margin-bottom: 8px; }
.doc h2 { font-size: 21px; margin: 38px 0 10px; }
.doc h3 { font-size: 17px; margin: 24px 0 6px; }
.doc p, .doc li { color: var(--muted); font-size: 16px; }
.doc .updated { color: var(--faint); font-size: 14px; margin: 0 0 6px; }
.doc ul, .doc ol { padding-left: 20px; }
.doc li { margin-bottom: 8px; }
.doc table { border-collapse: collapse; width: 100%; margin: 16px 0; font-size: 15px; }
.doc th, .doc td { text-align: left; padding: 11px 13px; border-bottom: 1px solid var(--line); vertical-align: top; }
.doc th { color: var(--ink); font-weight: 650; }
.doc td { color: var(--muted); }
.callout {
  background: var(--teal-wash); border: 1px solid #c6e6e1; border-radius: 14px;
  padding: 17px 19px; margin: 22px 0;
}
.callout p { margin: 0; color: #0b5f57; }

@media (min-width: 720px) {
  .features { grid-template-columns: 1fr 1fr; gap: 34px 40px; }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .band-inner { grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
}
@media (min-width: 980px) {
  .hero { padding: 96px 0 64px; }
  .hero-grid { grid-template-columns: 1.05fr .95fr; gap: 64px; }
  .features { grid-template-columns: repeat(4, 1fr); }
  .phone { width: 320px; }
}
@media (max-width: 560px) {
  section { padding: 64px 0; }
  .nav-link.hide-sm { display: none; }
}