:root {
  --navy: #456097;
  --navy-dark: #24345a;
  --ink: #1d2433;
  --muted: #5a6478;
  --green: #5db084;
  --teal: #45738d;
  --orange: #df6e36;
  --line: #e3e7ef;
  --soft: #f5f7fb;
  --bg: #ffffff;
  --radius: 14px;
  --wrap: 1120px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
}
img { max-width: 100%; height: auto; }
a { color: var(--navy); }
a:hover { color: var(--navy-dark); }
h1, h2, h3 { line-height: 1.2; letter-spacing: -0.02em; color: var(--ink); }
h1 { font-size: clamp(2rem, 4.6vw, 3.25rem); font-weight: 800; margin: 0 0 20px; }
h2 { font-size: clamp(1.55rem, 3vw, 2.2rem); font-weight: 800; margin: 0 0 16px; }
h3 { font-size: 1.2rem; font-weight: 700; margin: 0 0 8px; }
p { margin: 0 0 16px; }
ul { padding-left: 1.2em; }
li { margin-bottom: 6px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 760px; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 16px; background: #fff; padding: 8px 12px; z-index: 10; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 5; background: rgba(255,255,255,.94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.header-row { display: flex; align-items: center; justify-content: space-between; min-height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 800; font-size: 1.25rem; color: var(--navy); letter-spacing: .04em; text-transform: uppercase; }
.brand img { display: block; }
.site-nav { display: flex; align-items: center; gap: 22px; }
.site-nav a { text-decoration: none; color: var(--muted); font-weight: 500; font-size: .95rem; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--navy); }
.site-nav a.btn { color: #fff; }
.nav-toggle, .nav-button { display: none; }

/* Buttons */
.btn { display: inline-block; background: var(--navy); color: #fff; text-decoration: none; font-weight: 600; padding: 13px 22px; border-radius: 10px; border: 2px solid var(--navy); transition: background .15s; }
.btn:hover { background: var(--navy-dark); border-color: var(--navy-dark); color: #fff; }
.btn-ghost { background: transparent; color: var(--navy); }
.btn-ghost:hover { background: var(--soft); color: var(--navy-dark); }
.btn-small { padding: 8px 16px; font-size: .92rem; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* Sections */
.section { padding: 80px 0; }
.section-soft { background: var(--soft); }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; font-weight: 700; color: var(--teal); margin-bottom: 10px; }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 720px; }
.section-head { max-width: 760px; margin-bottom: 40px; }

.hero { padding: 88px 0 72px; background:
  radial-gradient(900px 400px at 85% -10%, rgba(93,176,132,.16), transparent 60%),
  radial-gradient(700px 360px at -10% 110%, rgba(69,96,151,.12), transparent 60%); }
.hero h1 { max-width: 880px; }
.hero h1 .accent { background: linear-gradient(90deg, var(--green), var(--navy)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.proof-row { display: flex; flex-wrap: wrap; gap: 10px 28px; margin-top: 36px; color: var(--muted); font-size: .95rem; padding: 0; list-style: none; }
.proof-row li { margin: 0; }
.proof-row strong { color: var(--ink); }

.page-hero { padding: 72px 0 48px; border-bottom: 1px solid var(--line); background: linear-gradient(180deg, var(--soft), #fff); }
.crumbs { font-size: .88rem; color: var(--muted); margin-bottom: 14px; }
.crumbs a { color: var(--muted); }

/* Cards */
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.card p:last-child, .card ul:last-child { margin-bottom: 0; }
.card-link { text-decoration: none; color: inherit; display: block; transition: border-color .15s, transform .15s; }
.card-wide { grid-column: 1 / -1; }
.card-link:hover { border-color: var(--navy); transform: translateY(-2px); color: inherit; }
.card-link .more { color: var(--navy); font-weight: 600; font-size: .95rem; }
.card .tag { display: inline-block; font-size: .75rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--orange); margin-bottom: 8px; }
.card p { color: var(--muted); }

.steps { counter-reset: step; list-style: none; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.steps li { counter-increment: step; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; margin: 0; color: var(--muted); }
.steps li::before { content: counter(step, decimal-leading-zero); display: block; font-weight: 800; color: var(--green); font-size: 1.1rem; margin-bottom: 8px; }
.steps strong { display: block; color: var(--ink); margin-bottom: 6px; }

.checklist { list-style: none; padding: 0; }
.checklist li { position: relative; padding-left: 30px; }
.checklist li::before { content: ""; position: absolute; left: 0; top: .45em; width: 16px; height: 16px; border-radius: 50%; background: var(--green); -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Ccircle cx='8' cy='8' r='8'/%3E%3C/svg%3E"); }
.checklist li::after { content: ""; position: absolute; left: 5px; top: calc(.45em + 4px); width: 4px; height: 7px; border: solid #fff; border-width: 0 2px 2px 0; transform: rotate(45deg); }

/* Prose (article + long sections) */
.prose { max-width: 760px; }
.prose h2 { margin-top: 48px; font-size: 1.6rem; }
.prose h3 { margin-top: 28px; }
.answer { border-left: 4px solid var(--green); background: var(--soft); padding: 18px 22px; border-radius: 0 var(--radius) var(--radius) 0; margin: 0 0 28px; }
.answer p:last-child { margin: 0; }

table { width: 100%; border-collapse: collapse; margin: 8px 0 24px; font-size: .96rem; }
th, td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--soft); font-weight: 700; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); }
.table-wrap table { margin: 0; }

/* FAQ */
.faq-list { max-width: 820px; }
details.faq { border-bottom: 1px solid var(--line); padding: 18px 0; }
details.faq summary { cursor: pointer; font-weight: 700; font-size: 1.05rem; list-style: none; position: relative; padding-right: 32px; }
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after { content: "+"; position: absolute; right: 4px; top: -2px; font-size: 1.4rem; color: var(--navy); font-weight: 500; }
details.faq[open] summary::after { content: "–"; }
details.faq div { color: var(--muted); padding-top: 10px; }
details.faq div p:last-child { margin: 0; }

/* Team */
.person { display: flex; gap: 16px; align-items: center; }
.avatar { flex: 0 0 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; font-weight: 800; color: #fff; background: linear-gradient(135deg, var(--green), var(--navy)); }
.person p { margin: 0; color: var(--muted); font-size: .95rem; }

/* Contact */
.contact { background: var(--navy-dark); color: #dfe6f3; }
.contact h2 { color: #fff; }
.contact .eyebrow { color: var(--green); }
.contact-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px; align-items: center; }
.contact-card { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius); padding: 28px; display: grid; gap: 12px; }
.contact .btn { background: var(--green); border-color: var(--green); color: #10251a; text-align: center; }
.contact .btn:hover { background: #4f9c73; border-color: #4f9c73; }
.contact-line { color: #fff; text-decoration: none; margin: 0; }
.contact-line:hover { color: var(--green); }

/* Footer */
.site-footer { background: #141b2b; color: #a9b3c6; padding: 56px 0 28px; font-size: .95rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 32px; }
.site-footer h2 { color: #fff; font-size: .85rem; text-transform: uppercase; letter-spacing: .1em; margin-bottom: 12px; }
.site-footer a, .site-footer span { display: block; color: #a9b3c6; text-decoration: none; margin-bottom: 6px; }
.site-footer a:hover { color: #fff; }
.brand-footer { color: #fff !important; display: inline-flex !important; margin-bottom: 12px !important; }
.footer-bottom { border-top: 1px solid #263049; margin-top: 36px; padding-top: 20px; font-size: .82rem; color: #7c869b; }

/* Blog list */
.post-list { display: grid; gap: 20px; max-width: 820px; }
.post-meta { font-size: .88rem; color: var(--muted); margin-bottom: 8px; }

@media (max-width: 960px) {
  .grid-3, .grid-4, .steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .nav-button { display: block; width: 40px; height: 40px; position: relative; cursor: pointer; }
  .nav-button span, .nav-button span::before, .nav-button span::after { position: absolute; left: 9px; width: 22px; height: 2px; background: var(--ink); content: ""; }
  .nav-button span { top: 19px; }
  .nav-button span::before { top: -7px; left: 0; }
  .nav-button span::after { top: 7px; left: 0; }
  .site-nav { display: none; position: absolute; left: 0; right: 0; top: 68px; background: #fff; border-bottom: 1px solid var(--line); flex-direction: column; align-items: stretch; padding: 12px 20px 20px; gap: 4px; }
  .site-nav a { padding: 10px 0; font-size: 1.05rem; }
  .site-nav a.btn { text-align: center; margin-top: 8px; }
  .nav-toggle:checked ~ .site-nav { display: flex; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .section { padding: 56px 0; }
  .hero { padding: 56px 0 48px; }
  .grid-2, .grid-3, .grid-4, .steps, .footer-grid { grid-template-columns: 1fr; }
  .wrap { padding: 0 16px; }
}