:root {
  --bg: #ffffff; --alt: #f4f6f8; --panel: #ffffff; --ink: #16202b; --muted: #556373; --line: #dde2e8;
  --brand: #1f5f8b; --brand-dark: #174a6d; --brand-ink: #ffffff; --ok: #1a7f4b; --danger: #b42318; --radius: 10px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0f1419; --alt: #141b22; --panel: #18212a; --ink: #e6ebf0; --muted: #9eabb8; --line: #29333d;
    --brand: #5aa7d8; --brand-dark: #7bbbe3; --brand-ink: #0b1218; --ok: #47cd89; --danger: #f97066; color-scheme: dark; }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--brand); }
h1, h2, h3 { line-height: 1.2; margin: 0 0 12px; }
h1 { font-size: clamp(34px, 5vw, 52px); letter-spacing: -0.02em; }
h2 { font-size: clamp(26px, 3.2vw, 34px); letter-spacing: -0.01em; }
h3 { font-size: 18px; }
p { margin: 0 0 14px; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 760px; }
.center { text-align: center; }
.skip-link { position: absolute; left: 8px; top: -48px; z-index: 100; background: var(--brand); color: var(--brand-ink); padding: 8px 12px; border-radius: 6px; }
.skip-link:focus { top: 8px; }
:focus-visible { outline: 3px solid var(--brand); outline-offset: 2px; }
main:focus { outline: none; }

.nav { position: sticky; top: 0; z-index: 10; background: var(--bg); background: color-mix(in srgb, var(--bg) 92%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.nav-inner { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; font-size: 19px; color: var(--ink); text-decoration: none; }
.brand svg { fill: var(--brand); }
.nav nav { display: flex; gap: 20px; margin-left: auto; }
.nav nav a { color: var(--muted); text-decoration: none; font-size: 15px; }
.nav nav a:hover { color: var(--ink); }
.button { display: inline-block; background: var(--brand); color: var(--brand-ink); text-decoration: none; font-weight: 600; border: 2px solid var(--brand);
  border-radius: 8px; padding: 12px 20px; font-size: 16px; cursor: pointer; font-family: inherit; }
.button:hover { background: var(--brand-dark); border-color: var(--brand-dark); }
.button.small { padding: 8px 14px; font-size: 15px; }
.button.ghost { background: transparent; color: var(--brand); }
.button.ghost:hover { background: var(--alt); }
.button[disabled] { opacity: .6; cursor: wait; }

.hero { padding: 72px 0 48px; background: linear-gradient(180deg, var(--alt), var(--bg)); }
.hero-text { max-width: 820px; }
.eyebrow { color: var(--brand); font-weight: 600; font-size: 15px; text-transform: uppercase; letter-spacing: .06em; }
.lead { font-size: 20px; color: var(--muted); }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin: 24px 0 12px; }
.note { color: var(--muted); font-size: 15px; }
.shot { margin: 32px 0 0; }
.shot img { width: 100%; height: auto; display: block; border-radius: var(--radius); border: 1px solid var(--line); box-shadow: 0 10px 30px rgba(16, 24, 40, .10); background: #fff; }
.shot figcaption { color: var(--muted); font-size: 14px; margin-top: 10px; text-align: center; }
.hero-shot { margin-top: 40px; }

.section { padding: 80px 0; }
.section.alt { background: var(--alt); }
.section-lead { color: var(--muted); font-size: 19px; max-width: 720px; margin-bottom: 32px; }
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.feature p { color: var(--muted); margin: 0; font-size: 16px; }
.two-col { display: grid; grid-template-columns: 1fr; gap: 8px; margin-bottom: 24px; }
.two-col > div { max-width: 760px; }
.two-col .shot { margin: 0; }
.ticks { padding-left: 0; list-style: none; }
.ticks li { padding-left: 28px; position: relative; margin: 6px 0; }
.ticks li::before { content: "✓"; position: absolute; left: 0; color: var(--ok); font-weight: 700; }
.steps { list-style: none; counter-reset: s; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin: 24px 0 48px; }
.steps li { counter-increment: s; position: relative; padding-top: 52px; }
.steps li::before { content: counter(s); position: absolute; top: 0; left: 0; width: 38px; height: 38px; border-radius: 50%; background: var(--brand); color: var(--brand-ink);
  display: grid; place-items: center; font-weight: 700; }
.steps p, .types p { color: var(--muted); font-size: 16px; }
.types { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; border-top: 1px solid var(--line); padding-top: 32px; }
details { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 20px; margin: 10px 0; }
summary { cursor: pointer; font-weight: 600; }
details p { margin: 10px 0 0; color: var(--muted); }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.form { display: grid; gap: 16px; margin-top: 20px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
.field { display: grid; gap: 6px; border: 0; padding: 0; margin: 0; min-width: 0; }
.field legend { font-weight: 600; font-size: 15px; padding: 0; margin-bottom: 6px; }
label { font-weight: 600; font-size: 15px; }
.opt { font-weight: 400; color: var(--muted); }
input, select, textarea { font: inherit; font-size: 16px; color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; width: 100%; }
input[type=checkbox] { width: 18px; height: 18px; padding: 0; accent-color: var(--brand); }
.check { display: inline-flex; align-items: center; gap: 8px; font-weight: 400; margin-right: 14px; }
.consent { display: flex; align-items: flex-start; font-size: 15px; }
.consent input { margin-top: 3px; flex: none; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
#ea-msg:empty { display: none; }
.msg-ok { border-left: 4px solid var(--ok); padding: 12px 16px; background: var(--alt); border-radius: 6px; }
.msg-err { border-left: 4px solid var(--danger); padding: 12px 16px; background: var(--alt); border-radius: 6px; color: var(--ink); }
.footer { border-top: 1px solid var(--line); padding: 28px 0; color: var(--muted); font-size: 15px; }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.footer nav { display: flex; gap: 18px; }
.prose h2 { font-size: 22px; margin-top: 28px; }
.prose { padding: 56px 0; }

@media (max-width: 900px) {
  .features, .steps, .types { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; }
  .nav nav { display: none; }
  .nav-inner .button { margin-left: auto; }
}
@media (max-width: 560px) {
  .grid2 { grid-template-columns: 1fr; }
  .hero { padding-top: 40px; }
  .section { padding: 56px 0; }
  body { font-size: 16px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
.nav .button { white-space: nowrap; }
@media (max-width: 560px) { .hide-xs { display: none; } .nav-inner { gap: 12px; } }