:root {
  --ink: #142334;
  --muted: #5f6f7d;
  --blue: #308fce;
  --blue-dark: #1c6899;
  --green: #24b99f;
  --paper: #ffffff;
  --soft: #f3f9fc;
  --line: #d9e8f0;
  --warn: #fff4da;
  --radius: 14px;
  --shadow: 0 18px 55px rgba(20, 35, 52, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.5;
}
a { color: inherit; }
img { max-width: 100%; display: block; }
.container { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255,255,255,.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}
.nav {
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: .01em;
}
.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--blue), var(--green));
  display: grid;
  place-items: center;
  color: #fff;
  box-shadow: 0 10px 24px rgba(48,143,206,.25);
}
.brand span:last-child { font-size: 20px; }
.nav-links { display: flex; align-items: center; gap: 24px; font-size: 15px; color: #40515f; }
.nav-links a { text-decoration: none; }
.nav-links a:hover { color: var(--blue-dark); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 7px;
  border: 1px solid transparent;
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}
.button.primary { background: var(--blue); color: #fff; box-shadow: 0 12px 26px rgba(48,143,206,.25); }
.button.primary:hover { background: var(--blue-dark); }
.button.secondary { border-color: #bdd7e8; color: var(--blue-dark); background: #fff; }
.button.green { background: var(--green); color: #fff; }
.hero {
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 14%, rgba(36,185,159,.15), transparent 30%),
    radial-gradient(circle at 90% 18%, rgba(48,143,206,.18), transparent 34%),
    linear-gradient(180deg, #f7fcff 0%, #fff 74%);
}
.hero-grid {
  min-height: 690px;
  display: grid;
  grid-template-columns: 1.02fr .98fr;
  gap: 46px;
  align-items: center;
  padding: 58px 0 80px;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid #bee3d9;
  background: #ecfbf7;
  color: #147764;
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 13px;
  font-weight: 800;
  margin-bottom: 22px;
}
h1, h2, h3 { line-height: 1.08; margin: 0; }
h1 {
  font-size: clamp(42px, 6vw, 76px);
  letter-spacing: -0.045em;
  max-width: 840px;
}
.hero p {
  margin: 24px 0 0;
  font-size: 21px;
  color: var(--muted);
  max-width: 660px;
}
.hero-actions { margin-top: 32px; display: flex; gap: 14px; flex-wrap: wrap; }
.hero-proof {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 12px;
  margin-top: 28px;
  max-width: 640px;
}
.metric {
  border: 1px solid var(--line);
  background: rgba(255,255,255,.76);
  border-radius: 10px;
  padding: 14px;
}
.metric strong { display: block; font-size: 23px; }
.metric span { color: var(--muted); font-size: 13px; }
.hero-visual { position: relative; }
.hero-visual img { filter: drop-shadow(0 28px 48px rgba(20,35,52,.16)); }
.section { padding: 86px 0; }
.section.soft { background: var(--soft); }
.section-head { max-width: 780px; margin-bottom: 34px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section h2 { font-size: clamp(32px, 4vw, 52px); letter-spacing: -.035em; }
.section-head p { color: var(--muted); font-size: 19px; margin: 18px 0 0; }
.cards { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 20px; }
.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: 0 8px 26px rgba(20,35,52,.05);
}
.card-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: grid; place-items: center;
  background: #eaf6fc; color: var(--blue);
  font-weight: 900; margin-bottom: 18px;
}
.card h3 { font-size: 23px; }
.card p { color: var(--muted); margin: 14px 0 0; }
.card .price { margin-top: 18px; font-weight: 900; color: var(--blue-dark); }
.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 42px; align-items: center; }
.proof-list { display: grid; gap: 14px; }
.proof-item {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 14px;
  padding: 17px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
}
.check {
  width: 38px; height: 38px; border-radius: 50%;
  background: #e9fbf6; color: #14856f;
  display: grid; place-items: center; font-weight: 900;
}
.proof-item strong { display:block; margin-bottom:4px; }
.proof-item span { color: var(--muted); }
.use-cases { display:grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 16px; }
.case { border: 1px solid var(--line); border-radius: 12px; padding: 18px; background:#fff; min-height: 150px; }
.case strong { display:block; margin-bottom:8px; font-size:18px; }
.case span { color:var(--muted); font-size: 14px; }
.pricing { display:grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 20px; align-items: stretch; }
.plan {
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow:hidden;
  background:#fff;
  position:relative;
  box-shadow: 0 10px 26px rgba(20,35,52,.06);
}
.plan.popular { transform: translateY(-10px); border-color:#8ed9ca; box-shadow: var(--shadow); }
.ribbon {
  position:absolute; top:20px; right:-42px;
  transform: rotate(45deg);
  width:150px; text-align:center;
  background:#26384b; color:#fff;
  padding:7px; font-size:13px; font-weight:900;
}
.plan-head { background: var(--blue); color:#fff; padding:22px; text-align:center; }
.plan-head h3 { font-size:24px; }
.plan-head .price { display:block; margin-top:10px; font-size:34px; font-weight:900; }
.plan-body { padding:24px; }
.plan-body ul { margin:0 0 22px; padding:0; list-style:none; display:grid; gap:12px; color:#42515e; }
.plan-body li::before { content:"✓"; color:#16856f; font-weight:900; margin-right:8px; }
.trust-strip { display:grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 12px; }
.trust {
  border:1px solid var(--line);
  border-radius:12px;
  padding:18px;
  background:#fff;
  text-align:center;
  font-weight:800;
  color:#40515f;
}
.faq { max-width: 900px; margin: 0 auto; display:grid; gap:12px; }
.faq details { border:1px solid var(--line); border-radius:12px; background:#fff; padding:18px 20px; }
.faq summary { font-weight:900; cursor:pointer; }
.faq p { color:var(--muted); margin:12px 0 0; }
.cta-band {
  background: linear-gradient(135deg, #26384b, #1d7fb8);
  color:#fff;
  border-radius: 24px;
  padding: 54px;
  display:grid;
  grid-template-columns: 1fr auto;
  align-items:center;
  gap:24px;
}
.cta-band h2 { font-size: clamp(30px, 4vw, 48px); }
.cta-band p { color: rgba(255,255,255,.78); font-size:18px; margin:14px 0 0; max-width:680px; }
.footer { padding: 42px 0; border-top:1px solid var(--line); color:var(--muted); }
.footer-grid { display:flex; justify-content:space-between; gap:20px; flex-wrap:wrap; }
.campaign {
  position: fixed; right: 18px; bottom: 18px; z-index: 30;
  width: min(340px, calc(100vw - 36px));
  background:#fff; border:1px solid var(--line);
  box-shadow: var(--shadow); border-radius:14px; padding:16px;
}
.campaign button {
  position:absolute; right:10px; top:8px; border:0; background:transparent; font-size:20px; cursor:pointer; color:#6b7782;
}
.campaign strong { display:block; padding-right:24px; }
.campaign p { margin:8px 0 12px; color:var(--muted); font-size:14px; }

@media (max-width: 920px) {
  .nav-links { display:none; }
  .hero-grid, .split, .cta-band { grid-template-columns: 1fr; }
  .cards, .pricing { grid-template-columns: 1fr; }
  .use-cases, .trust-strip { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .hero-grid { min-height: auto; padding-top: 42px; }
  .plan.popular { transform: none; }
}
@media (max-width: 560px) {
  .container { width: min(100% - 28px, 1160px); }
  .nav { height:auto; padding:14px 0; align-items:flex-start; }
  .nav-actions { flex-direction:column; align-items:stretch; }
  .hero-proof, .use-cases, .trust-strip { grid-template-columns: 1fr; }
  .cta-band { padding:28px; }
}