:root {
  --ink: #14213d;
  --text: #2b3245;
  --muted: #5b6478;
  --line: #e2e6ee;
  --bg: #ffffff;
  --band: #f5f7fb;
  --accent: #2f54eb;
  --accent-ink: #1d3bb3;
  --accent-soft: #eef2ff;
  --ok: #0a6b4a;
  --ok-soft: #e7f6ef;
  --err: #a8261a;
  --err-soft: #fdecea;
  --radius: 14px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; font-family: Manrope, system-ui, -apple-system, 'Segoe UI', sans-serif; font-size: 17px; line-height: 28px; color: var(--text); background: var(--bg); }
a { color: var(--accent-ink); text-underline-offset: 3px; }
h1, h2, h3 { color: var(--ink); letter-spacing: -0.01em; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; background: #fff; padding: 8px 12px; border-radius: 8px; z-index: 10; }
.small { font-size: 14px; line-height: 20px; }
.muted { color: var(--muted); }

.top { position: sticky; top: 0; z-index: 5; background: rgba(255, 255, 255, 0.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.top-in { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; color: var(--ink); text-decoration: none; }
.mark { display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: 9px; background: var(--ink); color: #fff; font-weight: 700; }
.top nav { display: flex; align-items: center; gap: 20px; }
.top nav a:not(.btn) { color: var(--text); text-decoration: none; font-size: 15px; }
.top nav a:not(.btn):hover { color: var(--accent-ink); }

.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 22px; border-radius: 12px; font: inherit; font-weight: 600; font-size: 16px; text-decoration: none; cursor: pointer; border: 1px solid transparent; }
.btn-sm { min-height: 40px; padding: 0 16px; font-size: 15px; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-ink); }
.btn-primary:disabled { opacity: 0.6; cursor: progress; }
.btn-ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--accent); }
.btn:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

.hero { padding: 88px 0 72px; background: linear-gradient(180deg, var(--accent-soft) 0%, #fff 100%); }
.hero-in { max-width: 860px; }
.eyebrow { margin: 0 0 12px; font-weight: 600; color: var(--accent-ink); font-size: 15px; letter-spacing: 0.02em; }
h1 { font-size: 52px; line-height: 60px; margin: 0 0 20px; }
.lead { font-size: 20px; line-height: 32px; color: var(--muted); margin: 0 0 28px; max-width: 720px; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 0 0 20px; }
.honest { display: inline-block; margin: 0; padding: 8px 14px; border-radius: 10px; background: #fff; border: 1px solid var(--line); font-size: 15px; line-height: 22px; color: var(--ink); }

.band { background: var(--band); padding: 72px 0; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.card h2 { font-size: 20px; line-height: 28px; margin: 0 0 8px; }
.card p { margin: 0; }

.section { padding: 80px 24px; }
.h2 { font-size: 34px; line-height: 42px; margin: 0 0 24px; }
.steps { margin: 0; padding-left: 24px; display: grid; gap: 16px; max-width: 780px; }
.steps strong { color: var(--ink); }

.demo { display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: start; }
.price-note { padding: 14px 16px; border-radius: 12px; background: #fff; border: 1px solid var(--line); color: var(--ink); }
.form { display: grid; gap: 14px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.form label { display: grid; gap: 6px; font-size: 15px; line-height: 20px; font-weight: 600; color: var(--ink); }
input, select, textarea { font: inherit; font-size: 16px; line-height: 24px; padding: 10px 12px; border: 1px solid #c8cfdc; border-radius: 10px; background: #fff; color: var(--text); width: 100%; font-weight: 400; }
textarea { resize: vertical; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; }
.msg { margin: 0; padding: 10px 12px; border-radius: 10px; font-size: 15px; line-height: 22px; }
.msg[data-tone='ok'] { background: var(--ok-soft); color: var(--ok); }
.msg[data-tone='err'] { background: var(--err-soft); color: var(--err); }

.faq details { border: 1px solid var(--line); border-radius: 12px; padding: 16px 20px; margin-bottom: 12px; max-width: 860px; }
.faq summary { cursor: pointer; font-weight: 600; color: var(--ink); }
.faq p { margin: 12px 0 0; color: var(--muted); }

.prose { max-width: 760px; padding: 64px 24px; }
.prose h1 { font-size: 40px; line-height: 48px; }
.prose h2 { font-size: 22px; line-height: 30px; margin-top: 32px; }

.foot { border-top: 1px solid var(--line); padding: 32px 0 40px; margin-top: 24px; }
.foot p { margin: 0 0 8px; }

@media (max-width: 860px) {
  .grid3, .demo { grid-template-columns: 1fr; }
  .demo { gap: 24px; }
}
@media (max-width: 640px) {
  body { font-size: 16px; line-height: 26px; }
  .wrap { padding: 0 16px; }
  .top nav a:not(.btn) { display: none; }
  .hero { padding: 48px 0 40px; }
  h1 { font-size: 34px; line-height: 42px; }
  .lead { font-size: 17px; line-height: 27px; }
  .band { padding: 48px 0; }
  .section { padding: 48px 16px; }
  .h2 { font-size: 26px; line-height: 34px; }
  .card, .form { padding: 20px; }
  .prose { padding: 40px 16px; }
  .prose h1 { font-size: 30px; line-height: 38px; }
}