:root {
  --navy: #0d2235;
  --navy-2: #17202a;
  --teal: #0b6e75;
  --teal-soft: #eef7f7;
  --gold: #c28b2c;
  --ink: #17202a;
  --muted: #52616d;
  --line: #dce3e8;
  --line-strong: #bdc9d1;
  --paper: #ffffff;
  --soft: #f7f9fa;
  --shadow: 0 24px 70px rgba(13, 34, 53, 0.12);
  --radius: 24px;
  --radius-sm: 14px;
  --shell: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, "Segoe UI", Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

img, svg { max-width: 100%; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 100;
  transform: translateY(-160%);
  background: var(--navy);
  color: #fff;
  padding: 10px 14px;
  border-radius: 8px;
}
.skip-link:focus { transform: translateY(0); }

.shell { width: min(calc(100% - 40px), var(--shell)); margin: 0 auto; }
.narrow { max-width: 890px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid rgba(220, 227, 232, 0.85);
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(14px);
}
.header-inner {
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: -0.02em;
}
.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--teal);
  font-size: 15px;
}
.header-cta {
  text-decoration: none;
  border: 1px solid var(--navy);
  border-radius: 999px;
  padding: 9px 15px;
  font-size: 14px;
  font-weight: 800;
}

.hero { padding: 92px 0 86px; overflow: hidden; }
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(340px, 0.88fr);
  align-items: center;
  gap: 72px;
}
.eyebrow, .section-kicker {
  margin: 0 0 16px;
  color: var(--teal);
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 12px;
  font-weight: 900;
}
h1, h2, h3, p { margin-top: 0; }
h1 {
  max-width: 820px;
  margin-bottom: 24px;
  color: var(--navy);
  font-size: clamp(46px, 6vw, 76px);
  line-height: .99;
  letter-spacing: -0.055em;
}
h2 {
  margin-bottom: 22px;
  color: var(--navy);
  font-size: clamp(34px, 4.2vw, 54px);
  line-height: 1.05;
  letter-spacing: -0.045em;
}
h3 {
  margin-bottom: 10px;
  color: var(--navy);
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: -0.025em;
}
.hero-lead, .section-lead {
  color: #354653;
  font-size: 20px;
  line-height: 1.6;
}
.hero-lead { max-width: 760px; margin-bottom: 30px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 13px 21px;
  text-align: center;
  text-decoration: none;
  font-weight: 850;
  transition: transform .16s ease, box-shadow .16s ease, background .16s ease;
}
.button:hover { transform: translateY(-1px); }
.button:focus-visible, .header-cta:focus-visible, summary:focus-visible, .brand:focus-visible, footer a:focus-visible {
  outline: 3px solid rgba(11,110,117,.28);
  outline-offset: 3px;
}
.button-primary { background: var(--navy); color: #fff; box-shadow: 0 10px 24px rgba(13,34,53,.14); }
.button-primary:hover { background: #102b44; }
.button-secondary { border-color: var(--line-strong); background: #fff; color: var(--navy); }
.microcopy { margin: 12px 0 0; color: var(--muted); font-size: 14px; }
.checkout-status {
  max-width: 650px;
  margin: 18px 0 0;
  padding: 12px 14px;
  border: 1px solid #e0c78e;
  border-radius: 10px;
  background: #fff8e9;
  color: #624c22;
  font-size: 14px;
}

.product-stage { position: relative; min-height: 560px; display: grid; place-items: center; }
.product-stage::before {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(11,110,117,.12) 0%, rgba(11,110,117,.03) 58%, rgba(11,110,117,0) 72%);
}
.product-sheet {
  position: relative;
  z-index: 2;
  width: min(390px, 88%);
  aspect-ratio: 210 / 297;
  padding: 42px 36px;
  border: 1px solid #d5dde2;
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
  transform: rotate(2.2deg);
}
.product-sheet::before {
  content: "";
  position: absolute;
  inset: 14px -16px -18px 18px;
  z-index: -1;
  border: 1px solid #e0e6ea;
  border-radius: 8px;
  background: #fff;
  transform: rotate(-4.3deg);
}
.sheet-eyebrow {
  display: block;
  margin-bottom: 38px;
  color: var(--teal);
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 12px;
  font-weight: 900;
}
.product-sheet strong {
  display: block;
  max-width: 280px;
  color: var(--navy);
  font-size: 34px;
  line-height: 1.03;
  letter-spacing: -.045em;
}
.product-sheet p { margin: 18px 0 28px; color: var(--muted); font-size: 15px; }
.sheet-line { height: 4px; width: 66px; margin-bottom: 24px; border-radius: 9px; background: var(--teal); }
.sheet-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.sheet-grid span { height: 29px; border: 1px solid var(--line); border-radius: 7px; background: #fbfcfd; }
.stage-note {
  position: absolute;
  right: -2px;
  bottom: 42px;
  z-index: 4;
  width: 250px;
  padding: 18px 20px;
  border: 1px solid #cfd8de;
  border-left: 4px solid var(--teal);
  border-radius: 14px;
  background: rgba(255,255,255,.96);
  box-shadow: 0 18px 44px rgba(13,34,53,.1);
}
.stage-note span, .stage-note strong { display: block; }
.stage-note span { color: var(--muted); font-size: 13px; }
.stage-note strong { margin: 3px 0; color: var(--navy); font-size: 17px; }

section { padding: 96px 0; }
.section-soft { background: var(--soft); }
.section-dark { background: var(--navy); color: #fff; }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-kicker-light { color: #78d0d1; }

.signal-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 44px; }
.signal-card {
  min-height: 255px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
}
.signal-num { display: block; margin-bottom: 52px; color: var(--teal); font-size: 13px; font-weight: 900; }
.signal-card p { margin-bottom: 0; color: var(--muted); }

.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 80px; align-items: start; }
.need-list { display: grid; gap: 8px; }
.need-item { display: grid; grid-template-columns: 30px 1fr; gap: 14px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.need-item > span { width: 26px; height: 26px; display: grid; place-items: center; border-radius: 50%; background: var(--teal-soft); color: var(--teal); font-weight: 900; }
.need-item p { margin: 0; color: var(--muted); }
.need-item strong { color: var(--navy); }

.outcome-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 46px; border: 1px solid rgba(255,255,255,.16); border-radius: var(--radius-sm); overflow: hidden; background: rgba(255,255,255,.16); }
.outcome-grid article { padding: 32px; background: var(--navy); }
.outcome-grid p { margin-bottom: 0; color: #c7d3db; }
.outcome-label { display: inline-block; margin-bottom: 46px; color: #78d0d1; font-size: 12px; font-weight: 900; text-transform: uppercase; letter-spacing: .08em; }

.method-split { align-items: center; }
.area-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.area-list li { display: grid; grid-template-columns: 46px 1fr; align-items: center; min-height: 56px; border-bottom: 1px solid var(--line); color: var(--navy); font-weight: 750; }
.area-list span { color: var(--teal); font-size: 12px; font-weight: 900; }

.flow { margin-top: 42px; }
.flow-step { display: grid; grid-template-columns: 46px 1fr; gap: 18px; align-items: start; max-width: 640px; margin: 0 auto; padding: 20px 22px; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.flow-step > span { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; background: var(--navy); color: #fff; font-weight: 900; }
.flow-step p { margin: 4px 0 0; color: var(--muted); }
.flow-arrow { margin: 9px 0; text-align: center; color: #91a0ab; font-size: 22px; }
.flow-branch { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 14px; }
.flow-branch article { padding: 26px; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.flow-branch article:first-child { border-top: 4px solid var(--teal); }
.flow-branch article:last-child { border-top: 4px solid var(--gold); }
.flow-branch p { margin-bottom: 0; color: var(--muted); }
.branch-label { display: block; margin-bottom: 28px; color: var(--muted); font-size: 12px; font-weight: 900; text-transform: uppercase; letter-spacing: .08em; }

.offer-grid { display: grid; grid-template-columns: .88fr 1.12fr; gap: 90px; align-items: center; }
.offer-price { margin: -8px 0 18px; color: var(--navy); font-size: 48px; font-weight: 900; letter-spacing: -.04em; }
.offer-price span { color: var(--muted); font-size: 16px; font-weight: 650; letter-spacing: 0; }
.included-card { padding: 34px; border: 1px solid var(--line-strong); border-radius: var(--radius); background: #fff; box-shadow: 0 18px 50px rgba(13,34,53,.07); }
.included-card > h3 { margin-bottom: 28px; }
.included-item { display: grid; grid-template-columns: 58px 1fr; gap: 18px; padding: 22px 0; border-top: 1px solid var(--line); }
.included-item p { margin: 5px 0 0; color: var(--muted); }
.file-icon { width: 52px; height: 52px; display: grid; place-items: center; border-radius: 12px; background: var(--navy); color: #fff; font-size: 12px; font-weight: 900; }
.file-icon.ai { background: var(--teal); }

.fit-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 42px; }
.fit-card { padding: 32px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; }
.fit-card h3 { padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.fit-card ul { margin: 22px 0 0; padding-left: 20px; }
.fit-card li { margin-bottom: 14px; color: var(--muted); }
.fit-yes { border-top: 4px solid var(--teal); }
.fit-no { border-top: 4px solid #a7b2ba; }

.trust .section-lead { max-width: 800px; }

.faq-list { margin-top: 42px; border-top: 1px solid var(--line-strong); }
details { border-bottom: 1px solid var(--line-strong); }
summary { position: relative; cursor: pointer; list-style: none; padding: 22px 46px 22px 0; color: var(--navy); font-weight: 800; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 8px; top: 18px; color: var(--teal); font-size: 24px; font-weight: 500; }
details[open] summary::after { content: "–"; }
details p { max-width: 760px; margin: -6px 0 24px; color: var(--muted); }

.final-cta { padding-top: 54px; }
.final-card { display: grid; grid-template-columns: 1fr auto; gap: 44px; align-items: center; padding: 48px; border-radius: var(--radius); background: var(--navy); color: #fff; }
.final-card h2 { max-width: 800px; margin-bottom: 12px; color: #fff; }
.final-card p { margin-bottom: 0; color: #c7d3db; }
.final-action { min-width: 235px; display: grid; gap: 10px; justify-items: stretch; text-align: center; }
.final-price { font-size: 42px; font-weight: 900; letter-spacing: -.04em; }
.button-light { background: #fff; color: var(--navy); }
.final-action > span:last-child { color: #aebdc7; font-size: 13px; }

.site-footer { padding: 32px 0 46px; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); padding-top: 28px; color: var(--muted); font-size: 14px; }
.footer-inner p { margin: 0; }
.footer-inner nav { display: flex; gap: 20px; }
.footer-inner a { text-underline-offset: 3px; }

@media (max-width: 900px) {
  .hero { padding-top: 64px; }
  .hero-grid, .split, .offer-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-copy { max-width: 760px; }
  .product-stage { min-height: 500px; }
  .signal-grid, .outcome-grid { grid-template-columns: 1fr; }
  .signal-card { min-height: auto; }
  .signal-num, .outcome-label { margin-bottom: 26px; }
  .outcome-grid { gap: 1px; }
  .offer-grid { align-items: start; }
}

@media (max-width: 680px) {
  .shell { width: min(calc(100% - 28px), var(--shell)); }
  .site-header { position: static; }
  .header-inner { min-height: 62px; }
  .brand span:last-child { font-size: 14px; }
  .header-cta { display: none; }
  .hero { padding: 52px 0 66px; }
  h1 { font-size: clamp(42px, 12vw, 58px); }
  h2 { font-size: clamp(32px, 9vw, 44px); }
  .hero-lead, .section-lead { font-size: 18px; }
  .hero-actions { align-items: stretch; }
  .hero-actions .button { width: 100%; }
  .product-stage { min-height: 440px; }
  .product-sheet { width: 82%; padding: 30px 26px; }
  .product-sheet strong { font-size: 28px; }
  .stage-note { right: 0; bottom: 20px; width: 225px; }
  section { padding: 72px 0; }
  .signal-grid { margin-top: 30px; }
  .flow-branch, .fit-grid { grid-template-columns: 1fr; }
  .included-card, .fit-card { padding: 24px; }
  .included-item { grid-template-columns: 50px 1fr; gap: 14px; }
  .file-icon { width: 46px; height: 46px; }
  .final-card { grid-template-columns: 1fr; padding: 30px 24px; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
  .footer-inner nav { flex-direction: column; gap: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button { transition: none; }
}