:root {
  --primary: #0f6cbd;
  --primary-dark: #0c5aa0;
  --accent: #d13438;
  --text: #242424;
  --text-soft: #5f5f5f;
  --border: #e3e3e3;
  --bg-soft: #f7f9fb;
  --green: #107c10;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Arial, sans-serif;
  color: var(--text);
  line-height: 1.55;
  font-size: 16px;
}

.container { max-width: 880px; margin: 0 auto; padding: 0 20px; }

header.site {
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}
header.site .container { display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; color: var(--text); text-decoration: none; }
.brand img { width: 30px; height: 30px; }
nav a { color: var(--text-soft); text-decoration: none; margin-left: 18px; font-size: 14.5px; }
nav a:hover { color: var(--primary); }

.hero { text-align: center; padding: 56px 0 30px; }
.hero h1 { font-size: 38px; line-height: 1.2; margin: 0 0 14px; }
.hero .sub { font-size: 19px; color: var(--text-soft); max-width: 640px; margin: 0 auto 26px; }
.hero .clients { color: var(--text-soft); font-size: 14px; margin-top: 14px; }

.cta {
  display: inline-block; background: var(--primary); color: #fff;
  padding: 13px 28px; border-radius: 8px; font-weight: 600; font-size: 17px;
  text-decoration: none;
}
.cta:hover { background: var(--primary-dark); }
.cta.secondary { background: #fff; color: var(--primary); border: 1.5px solid var(--primary); }

.diagram { margin: 34px auto; display: block; max-width: 620px; width: 100%; }

section.block { padding: 44px 0; }
section.block.alt { background: var(--bg-soft); }
section.block h2 { font-size: 26px; text-align: center; margin: 0 0 28px; }

.cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 22px; }
.col h3 { font-size: 17px; margin: 0 0 6px; }
.col p { margin: 0; color: var(--text-soft); font-size: 15px; }

.pricing { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; max-width: 780px; margin: 0 auto; }
.plan { border: 1px solid var(--border); border-radius: 12px; padding: 24px; text-align: center; background: #fff; }
.plan.featured { border-color: var(--primary); box-shadow: 0 4px 18px rgba(15,108,189,0.12); }
.plan h3 { margin: 0; font-size: 17px; }
.plan .price { font-size: 34px; font-weight: 700; margin: 10px 0 2px; }
.plan .per { color: var(--text-soft); font-size: 13.5px; }
.plan ul { list-style: none; padding: 0; margin: 16px 0 0; color: var(--text-soft); font-size: 14.5px; }
.plan li { padding: 3px 0; }

.faq { max-width: 700px; margin: 0 auto; }
.faq h3 { font-size: 16.5px; margin: 22px 0 6px; }
.faq p { margin: 0; color: var(--text-soft); font-size: 15px; }

footer.site {
  border-top: 1px solid var(--border);
  padding: 26px 0; margin-top: 40px;
  color: var(--text-soft); font-size: 14px;
}
footer.site .container { display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; }
footer.site a { color: var(--text-soft); text-decoration: none; margin-right: 14px; }
footer.site a:hover { color: var(--primary); }

/* content pages (privacy/terms/support) */
main.doc { padding: 40px 0 20px; }
main.doc h1 { font-size: 30px; }
main.doc h2 { font-size: 20px; margin-top: 30px; }
main.doc p, main.doc li { color: #3a3a3a; font-size: 15.5px; }
.updated { color: var(--text-soft); font-size: 13.5px; }
.notice {
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: 10px; padding: 16px 20px; margin: 20px 0;
}