:root {
  --navy: #0d1b3e;
  --navy-2: #142555;
  --blue: #2f6bff;
  --blue-dark: #1d4fd1;
  --gold: #f2b53b;
  --ink: #1a2233;
  --muted: #5b6577;
  --bg: #ffffff;
  --bg-alt: #f4f7fc;
  --line: #e3e9f3;
  --radius: 14px;
  --shadow: 0 18px 50px rgba(13, 27, 62, 0.12);
  --container: 1140px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}
h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .4em; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }

.container { width: min(var(--container), 92%); margin: 0 auto; }
.narrow { max-width: 760px; }

/* Buttons */
.btn {
  display: inline-block;
  padding: .85rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 10px 24px rgba(47, 107, 255, .35); }
.btn-primary:hover { background: var(--blue-dark); }
.btn-ghost { background: #fff; color: var(--navy); border-color: var(--line); }
.btn-nav { padding: .55rem 1.1rem; background: var(--blue); color: #fff; }
.btn-block { display: block; width: 100%; text-align: center; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; padding: .9rem 0; }
.brand { display: flex; align-items: center; gap: .6rem; font-size: 1.15rem; }
.brand-mark {
  display: grid; place-items: center;
  width: 38px; height: 38px; border-radius: 10px;
  background: linear-gradient(135deg, var(--blue), var(--navy));
  color: #fff; font-weight: 800; font-size: .9rem;
}
.brand-name { color: var(--navy); font-weight: 500; }
.brand-name strong { color: var(--blue); }
.nav-links { display: flex; align-items: center; gap: 1.6rem; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: var(--muted); font-weight: 500; }
.nav-links a:hover { color: var(--navy); }
.nav-toggle, .nav-burger { display: none; }

/* Hero */
.hero {
  background: radial-gradient(1200px 500px at 80% -10%, rgba(47,107,255,.14), transparent),
              linear-gradient(180deg, #fbfcff, #fff);
  padding: 4.5rem 0 4rem;
}
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 3rem; align-items: center; }
.eyebrow {
  display: inline-block; font-size: .8rem; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; color: var(--blue);
  background: rgba(47,107,255,.1); padding: .35rem .8rem; border-radius: 999px; margin-bottom: 1rem;
}
.hero h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); color: var(--navy); }
.hl { color: var(--blue); }
.lead { font-size: 1.15rem; color: var(--muted); margin: 1rem 0 1.6rem; }
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-trust { display: flex; gap: 1.4rem; flex-wrap: wrap; list-style: none; padding: 0; margin: 1.8rem 0 0; color: var(--muted); font-size: .9rem; font-weight: 500; }

.hero-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 1.6rem;
}
.card-row { display: flex; justify-content: space-between; align-items: center; padding: .8rem 0; border-bottom: 1px dashed var(--line); font-size: .95rem; }
.card-row span { color: var(--muted); }
.card-row strong { color: var(--navy); }
.card-row.highlight strong { color: var(--blue); font-size: 1.25rem; }
.hero-card .btn { margin-top: 1.2rem; }

/* Logos */
.logos { padding: 2rem 0; border-bottom: 1px solid var(--line); text-align: center; }
.logos p { color: var(--muted); font-size: .85rem; margin: 0 0 1rem; }
.logos-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; color: #9aa6bd; font-weight: 700; letter-spacing: .05em; }

/* Sections */
.section { padding: 4.5rem 0; }
.section-alt { background: var(--bg-alt); }
.section-title { font-size: clamp(1.6rem, 3vw, 2.3rem); color: var(--navy); text-align: center; }
.section-sub { text-align: center; color: var(--muted); max-width: 620px; margin: .4rem auto 2.6rem; }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.feature {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.6rem; transition: transform .15s ease, box-shadow .15s ease;
}
.feature:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.feature-ico { font-size: 1.8rem; margin-bottom: .6rem; }
.feature h3 { color: var(--navy); font-size: 1.15rem; }
.feature p { color: var(--muted); margin: 0; }

/* Pricing */
.plan {
  position: relative; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 2rem 1.6rem; text-align: center;
}
.plan h3 { color: var(--navy); }
.price strong { font-size: 2.4rem; color: var(--navy); }
.price span { color: var(--muted); font-size: .95rem; }
.plan ul { list-style: none; padding: 0; margin: 1.2rem 0 1.6rem; text-align: left; }
.plan ul li { padding: .45rem 0 .45rem 1.6rem; position: relative; color: var(--ink); border-bottom: 1px solid var(--line); }
.plan ul li::before { content: "✓"; position: absolute; left: 0; color: var(--blue); font-weight: 700; }
.plan-featured { border-color: var(--blue); box-shadow: var(--shadow); transform: translateY(-8px); }
.plan-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--blue); color: #fff; font-size: .75rem; font-weight: 700;
  padding: .3rem .9rem; border-radius: 999px;
}

/* Steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; }
.step { text-align: center; padding: 1.4rem; }
.step-num {
  display: grid; place-items: center; width: 52px; height: 52px; margin: 0 auto 1rem;
  border-radius: 50%; background: var(--navy); color: #fff; font-weight: 800; font-size: 1.3rem;
}
.step h3 { color: var(--navy); font-size: 1.15rem; }
.step p { color: var(--muted); margin: 0; }

/* FAQ */
details {
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 1rem 1.2rem; margin-bottom: .8rem;
}
details summary { cursor: pointer; font-weight: 600; color: var(--navy); list-style: none; }
details summary::-webkit-details-marker { display: none; }
details summary::after { content: "+"; float: right; color: var(--blue); font-weight: 700; }
details[open] summary::after { content: "−"; }
details p { color: var(--muted); margin: .8rem 0 0; }

/* Form */
.contact-form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.8rem; box-shadow: var(--shadow); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.contact-form label { display: block; font-size: .85rem; font-weight: 600; color: var(--navy); margin-bottom: 1rem; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; margin-top: .35rem; padding: .7rem .9rem; font: inherit;
  border: 1px solid var(--line); border-radius: 10px; background: #fbfcff;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
  outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(47,107,255,.15);
}
.form-note { color: #1a9d62; font-weight: 600; text-align: center; margin: 1rem 0 0; }

/* Footer */
.site-footer { background: var(--navy); color: #c4cfe6; padding: 3rem 0 1.5rem; margin-top: 1rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2rem; }
.site-footer .brand-name { color: #fff; font-size: 1.2rem; }
.site-footer .brand-name strong { color: var(--gold); }
.site-footer p { color: #9fb0d0; font-size: .9rem; }
.site-footer h4 { color: #fff; margin-bottom: .8rem; font-size: .95rem; }
.footer-grid a { display: block; color: #9fb0d0; padding: .25rem 0; font-size: .9rem; }
.footer-grid a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); margin-top: 2rem; padding-top: 1.2rem; font-size: .85rem; color: #8294b8; }

/* Responsive */
@media (max-width: 860px) {
  .nav-burger { display: block; font-size: 1.4rem; cursor: pointer; color: var(--navy); }
  .nav-links {
    position: absolute; top: 100%; left: 0; right: 0; flex-direction: column;
    gap: 0; background: #fff; border-bottom: 1px solid var(--line); padding: 1rem 6%;
    display: none;
  }
  .nav-toggle:checked ~ .nav-links { display: flex; }
  .nav-links li { width: 100%; padding: .5rem 0; }
  .hero-grid { grid-template-columns: 1fr; }
  .grid-3, .steps { grid-template-columns: 1fr; }
  .plan-featured { transform: none; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}