:root {
  --blue: #1463ff;
  --blue-dark: #0b1f3a;
  --text: #3a4656;
  --muted: #f4f7fb;
  --white: #ffffff;
  --line: #dde5f0;
  --soft-blue: #eef5ff;
  --shadow: 0 24px 70px rgba(11, 31, 58, 0.12);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }

.container { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.section { padding: 92px 0; }
.muted { background: linear-gradient(180deg, #fff 0%, var(--muted) 100%); }
.narrow { max-width: 860px; }
.center { text-align: center; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 12px;
  background: var(--blue-dark);
  color: var(--white);
  padding: 10px 14px;
  border-radius: 10px;
  z-index: 99;
}
.skip-link:focus { left: 12px; }

.site-header {
  position: sticky;
  top: 0;
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(221,229,240,.8);
  z-index: 20;
}
.nav { display: flex; align-items: center; gap: 24px; min-height: 76px; }
.brand img { width: 180px; }
.nav-links { display: flex; gap: 22px; margin-left: auto; font-size: 14px; color: var(--blue-dark); }
.nav-links a:hover { color: var(--blue); }

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  border: 0;
  border-radius: 999px;
  padding: 14px 22px;
  color: var(--white);
  background: var(--blue);
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 12px 30px rgba(20, 99, 255, .24);
  transition: transform .2s ease, box-shadow .2s ease, opacity .2s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 16px 40px rgba(20, 99, 255, .30); }
.btn:disabled { opacity: .65; cursor: not-allowed; transform: none; }
.btn-small { padding: 10px 16px; font-size: 13px; }

.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 82% 20%, rgba(20,99,255,.16), transparent 28%),
    radial-gradient(circle at 10% 75%, rgba(20,99,255,.10), transparent 22%),
    linear-gradient(180deg, #fff 0%, #f9fbff 100%);
}
.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(20,99,255,.16);
  border-radius: 999px;
  width: 520px;
  height: 520px;
  right: -210px;
  top: 80px;
}
.hero::after { width: 300px; height: 300px; right: 50px; top: 190px; border-color: rgba(11,31,58,.08); }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 54px; align-items: center; min-height: 640px; }
.eyebrow, .section-label {
  color: var(--blue);
  font-weight: 800;
  letter-spacing: .04em;
  text-transform: uppercase;
  font-size: 12px;
  margin: 0 0 14px;
}
h1, h2, h3 { color: var(--blue-dark); line-height: 1.08; margin: 0; }
h1 { font-size: clamp(42px, 6vw, 70px); letter-spacing: -0.05em; }
h2 { font-size: clamp(30px, 4vw, 46px); letter-spacing: -0.035em; }
h3 { font-size: 20px; letter-spacing: -0.02em; }
.hero-text { font-size: 20px; max-width: 680px; margin: 24px 0 0; }
.hero-actions { display: flex; flex-direction: column; align-items: flex-start; gap: 16px; margin-top: 34px; }
.microcopy { max-width: 560px; margin: 0; font-size: 14px; color: #607086; }

.hero-card {
  position: relative;
  padding: 28px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.78);
  border: 1px solid rgba(221,229,240,.88);
  box-shadow: var(--shadow);
}
.signal-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 22px;
  box-shadow: 0 14px 40px rgba(11,31,58,.06);
}
.main-signal strong { display: block; color: var(--blue-dark); font-size: 24px; }
.main-signal p { margin-bottom: 0; }
.status-dot { display: inline-block; width: 12px; height: 12px; border-radius: 999px; background: var(--blue); box-shadow: 0 0 0 8px rgba(20,99,255,.12); margin-bottom: 18px; }
.flow-line { height: 50px; width: 2px; background: linear-gradient(var(--blue), transparent); margin: 0 auto; }
.signal-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.signal-grid .signal-card span { color: var(--blue); font-weight: 800; font-size: 12px; }
.signal-grid .signal-card strong { display: block; margin-top: 6px; color: var(--blue-dark); }

.two-col { display: grid; grid-template-columns: .85fr 1fr; gap: 60px; }
.copy-block p:first-child { margin-top: 0; }
.copy-block p { font-size: 18px; }
.feature-panel {
  border-radius: var(--radius-lg);
  padding: 56px;
  background: linear-gradient(135deg, var(--blue-dark), #112f55 60%, #153f74);
  color: rgba(255,255,255,.82);
  position: relative;
  overflow: hidden;
}
.feature-panel::after {
  content: "";
  position: absolute;
  inset: auto -80px -180px auto;
  width: 360px; height: 360px;
  border-radius: 999px;
  background: rgba(20,99,255,.35);
  filter: blur(20px);
}
.feature-panel h2 { color: var(--white); max-width: 760px; }
.feature-panel p { max-width: 780px; font-size: 18px; }
.highlight-text { color: var(--white); font-weight: 700; }

.section-heading { max-width: 760px; margin-bottom: 36px; }
.section-heading.center { margin-left: auto; margin-right: auto; }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.step-card, .benefits-grid article, .use-cases article, .panel, .lead-form, .cta-panel {
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 26px;
  box-shadow: 0 12px 32px rgba(11,31,58,.05);
}
.step-card span { display: inline-flex; color: var(--blue); font-weight: 900; margin-bottom: 18px; }
.step-card p, .benefits-grid p, .use-cases p { margin-bottom: 0; }

.benefits-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.benefits-grid article:nth-child(4), .benefits-grid article:nth-child(5) { grid-column: span 1; }
.use-cases { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.split-panels { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; align-items: start; }
.panel-outline { background: transparent; box-shadow: none; }
.check-list, .x-list { list-style: none; padding: 0; margin: 22px 0; display: grid; gap: 12px; }
.check-list li, .x-list li { position: relative; padding-left: 28px; }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: var(--blue); font-weight: 900; }
.x-list li::before { content: "—"; position: absolute; left: 0; color: var(--blue-dark); font-weight: 900; }
.small-note { font-size: 14px; color: #607086; }

.faq-list { display: grid; gap: 12px; }
details { border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; padding: 18px 20px; }
summary { cursor: pointer; font-weight: 800; color: var(--blue-dark); }
details p { margin: 14px 0 0; }

.form-section { background: linear-gradient(180deg, #fff 0%, #f7faff 100%); }
.form-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 42px; align-items: start; }
.contact-note { margin-top: 28px; padding: 18px; border-radius: var(--radius-md); background: var(--soft-blue); border: 1px solid rgba(20,99,255,.18); }
.contact-note strong { display: block; color: var(--blue-dark); }
.contact-note span { display: block; font-size: 14px; margin-top: 4px; }
.lead-form { display: grid; gap: 18px; }
.form-row { display: grid; gap: 8px; }
.two-fields { grid-template-columns: repeat(2, 1fr); gap: 14px; }
label { color: var(--blue-dark); font-size: 14px; font-weight: 800; }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 13px 14px;
  background: #fff;
  color: var(--blue-dark);
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease;
}
input:focus, select:focus, textarea:focus { border-color: rgba(20,99,255,.7); box-shadow: 0 0 0 4px rgba(20,99,255,.10); }
input.error, select.error, textarea.error { border-color: #d92d20; box-shadow: 0 0 0 4px rgba(217,45,32,.08); }
.btn-form { width: 100%; margin-top: 6px; }
.form-status { margin: 0; min-height: 24px; font-weight: 700; }
.form-status.success { color: #087443; }
.form-status.error { color: #b42318; }
.privacy-note { margin: 0; color: #607086; font-size: 12px; }

.privacy-note a { color: var(--blue); font-weight: 800; }
.consent-box { display: grid; gap: 12px; padding: 16px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: #f8fbff; }
.checkbox-row { display: grid; grid-template-columns: 20px 1fr; align-items: start; gap: 10px; font-weight: 600; color: var(--text); line-height: 1.45; }
.checkbox-row input { width: 18px; height: 18px; margin-top: 2px; accent-color: var(--blue); }
.checkbox-row span { font-size: 13px; }
.checkbox-row a { color: var(--blue); font-weight: 800; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 2px; }
.checkbox-row.error { color: #b42318; }
.checkbox-row input.error { outline: 3px solid rgba(217,45,32,.16); }
.legal-hero { padding: 70px 0 36px; background: linear-gradient(180deg, #fff 0%, #f7faff 100%); }
.legal-content { padding: 50px 0 90px; }
.legal-card { border: 1px solid var(--line); border-radius: var(--radius-lg); background: #fff; box-shadow: 0 12px 32px rgba(11,31,58,.05); padding: 42px; }
.legal-card h2 { margin-top: 34px; font-size: 28px; }
.legal-card h3 { margin-top: 24px; }
.legal-card p, .legal-card li { font-size: 16px; }
.legal-card ul, .legal-card ol { padding-left: 22px; }
.legal-meta { color: #607086; font-size: 14px; margin-top: 12px; }
.legal-notice { padding: 16px 18px; border-radius: var(--radius-sm); background: var(--soft-blue); border: 1px solid rgba(20,99,255,.18); margin: 24px 0; }
.footer-links { display: flex; flex-wrap: wrap; gap: 14px 18px; color: var(--blue-dark); font-weight: 700; justify-content: flex-end; }


.final-cta { padding-top: 30px; }
.cta-panel { text-align: center; padding: 52px; background: linear-gradient(135deg, #ffffff, #eef5ff); }
.cta-panel p { max-width: 700px; margin: 18px auto 28px; }

.site-footer { border-top: 1px solid var(--line); padding: 34px 0; background: #fff; }
.footer-grid { display: flex; justify-content: space-between; gap: 28px; align-items: center; }
.footer-grid img { width: 170px; margin-bottom: 8px; }
.footer-grid p { margin: 0; font-size: 14px; }
.footer-grid div:last-child { display: flex; gap: 18px; color: var(--blue-dark); font-weight: 700; }
.footer-grid a:hover { color: var(--blue); }

@media (max-width: 980px) {
  .nav-links { display: none; }
  .nav { justify-content: space-between; }
  .hero-grid, .two-col, .form-grid, .split-panels { grid-template-columns: 1fr; }
  .hero-grid { min-height: auto; padding-top: 62px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .benefits-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .container { width: min(100% - 28px, 1120px); }
  .section { padding: 64px 0; }
  .brand img { width: 144px; }
  .btn-small { display: none; }
  h1 { font-size: 39px; }
  h2 { font-size: 30px; }
  .hero-text { font-size: 17px; }
  .hero-card, .feature-panel, .cta-panel { padding: 24px; }
  .steps, .benefits-grid, .use-cases, .signal-grid, .two-fields { grid-template-columns: 1fr; }
  .footer-grid { flex-direction: column; align-items: flex-start; }
  .footer-grid div:last-child, .footer-links { flex-direction: column; gap: 6px; align-items: flex-start; }
}