:root {
  --navy: #071932;
  --ink: #132238;
  --muted: #65758d;
  --blue: #1167ff;
  --cyan: #25c3ff;
  --line: #dce8f8;
  --soft: #f5f9ff;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(7, 25, 50, .10);
  --radius: 28px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, #eef6ff 0, transparent 34%), #ffffff;
  color: var(--ink);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.shell { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }

.navbar {
  width: min(1180px, calc(100% - 40px));
  margin: 18px auto 0;
  min-height: 76px;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: rgba(255, 255, 255, .88);
  border: 1px solid var(--line);
  border-radius: 24px;
  backdrop-filter: blur(18px);
  position: sticky;
  top: 16px;
  z-index: 20;
  box-shadow: 0 16px 45px rgba(7, 25, 50, .08);
}
.brand img { width: 172px; height: auto; }
.nav-links { display: flex; align-items: center; gap: 26px; font-size: .94rem; font-weight: 800; color: #4c5d76; }
.nav-links a:hover { color: var(--blue); }
.nav-button { padding: 12px 18px; color: #fff !important; background: var(--navy); border-radius: 999px; }
.nav-toggle { display: none; width: 42px; height: 42px; background: var(--soft); border: 1px solid var(--line); border-radius: 14px; }
.nav-toggle span { display: block; width: 18px; height: 2px; background: var(--navy); margin: 4px auto; }

.hero {
  display: grid;
  grid-template-columns: .92fr 1.08fr;
  align-items: center;
  gap: 64px;
  padding: 86px 0 58px;
}
.eyebrow {
  margin: 0 0 14px;
  color: var(--blue);
  font-size: .78rem;
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
}
h1, h2, h3 { margin: 0; color: var(--navy); letter-spacing: -.055em; line-height: 1.02; }
h1 { font-size: clamp(3.2rem, 7vw, 6.4rem); }
h2 { font-size: clamp(2.1rem, 4vw, 4rem); }
h3 { font-size: 1.75rem; }
p { color: var(--muted); line-height: 1.7; }
.lead { font-size: 1.15rem; max-width: 620px; }
.hero-actions, .cta-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 900;
  border: 1px solid transparent;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { color: #fff; background: linear-gradient(135deg, var(--blue), #0d4ed1); box-shadow: 0 14px 30px rgba(17, 103, 255, .22); }
.btn-secondary { color: var(--navy); background: #fff; border-color: var(--line); }

.hero-card, .visual-panel, .product-card-clean, .info-card, .cta-section, .contact-side-card, .sales-side-card, .form-info, .contact-form {
  background: rgba(255,255,255,.92);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.hero-card { border-radius: 34px; padding: 24px; }
.visual-header { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.visual-header span, .contact-side-card span, .sales-side-card span { color: var(--muted); font-weight: 900; font-size: .82rem; text-transform: uppercase; letter-spacing: .08em; }
.visual-header strong { color: var(--navy); font-size: 1.05rem; }
.hero-card img { border-radius: 24px; border: 1px solid var(--line); }

.value-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 18px 0 52px;
}
.value-strip div { background: #fff; border: 1px solid var(--line); border-radius: 22px; padding: 22px; }
.value-strip strong, .value-strip span { display: block; }
.value-strip strong { color: var(--navy); font-size: 1.05rem; }
.value-strip span { color: var(--muted); margin-top: 7px; font-weight: 700; }

.section { padding: 72px 0; }
.section-title { margin-bottom: 34px; }
.section-title.compact { max-width: 780px; }
.section-title.split { display: grid; grid-template-columns: 1fr 360px; align-items: end; gap: 46px; }
.section-title.split > p { margin: 0; }

.three-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.info-card { border-radius: var(--radius); padding: 30px; }
.info-card span { display: inline-flex; margin-bottom: 46px; color: var(--blue); font-weight: 900; }
.info-card p { margin-bottom: 0; }

.product-grid.clean-products { display: grid; gap: 24px; }
.product-card-clean {
  border-radius: 34px;
  padding: 28px;
  display: grid;
  grid-template-columns: .72fr 1fr;
  gap: 30px;
  align-items: center;
  overflow: hidden;
}
.product-card-clean.commerce-card { grid-template-columns: .82fr 1fr; background: linear-gradient(135deg, #fff, #f7fbff); }
.product-copy { padding: 12px; }
.product-copy p:not(.eyebrow) { max-width: 520px; }
.product-copy .btn { margin-top: 16px; }
.product-visual { background: var(--soft); border: 1px solid var(--line); border-radius: 28px; padding: 18px; }
.commerce-mock { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.commerce-mock div { background: #fff; border: 1px solid var(--line); border-radius: 24px; padding: 28px; }
.commerce-mock span, .stats-panel span { display: block; color: var(--muted); font-weight: 900; margin-bottom: 16px; }
.commerce-mock strong, .stats-panel strong { display: block; color: var(--navy); font-size: 1.55rem; letter-spacing: -.04em; }

.visual-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 22px; align-items: stretch; }
.visual-panel { border-radius: 34px; padding: 24px; }
.visual-panel.large img { border: 1px solid var(--line); border-radius: 24px; height: 100%; object-fit: cover; }
.stats-panel { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; align-content: stretch; }
.stats-panel div { background: var(--soft); border: 1px solid var(--line); border-radius: 22px; padding: 24px; display: flex; flex-direction: column; justify-content: center; }
.stats-panel span { color: var(--blue); font-size: 1.8rem; letter-spacing: -.05em; margin-bottom: 12px; }
.stats-panel strong { font-size: 1rem; }

.cta-section {
  margin-top: 50px;
  margin-bottom: 70px;
  border-radius: 36px;
  padding: 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 34px;
}
.cta-section p { max-width: 620px; }
.footer { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 28px 0 36px; border-top: 1px solid var(--line); }
.footer img { width: 145px; }
.footer div { display: flex; gap: 18px; flex-wrap: wrap; color: #4c5d76; font-weight: 800; }

.page-hero { display: grid; grid-template-columns: 1fr .8fr; gap: 56px; align-items: center; padding: 86px 0 42px; }
.page-hero h1 { font-size: clamp(2.9rem, 6vw, 5.4rem); }
.contact-side-card, .sales-side-card { border-radius: 34px; padding: 24px; display: grid; gap: 14px; }
.contact-side-card div, .sales-side-card div { background: var(--soft); border: 1px solid var(--line); border-radius: 22px; padding: 22px; }
.contact-side-card strong, .sales-side-card strong { display: block; margin-top: 8px; color: var(--navy); word-break: break-word; }
.sales-side-card { background: var(--navy); }
.sales-side-card div { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.14); }
.sales-side-card span { color: var(--cyan); }
.sales-side-card strong { color: #fff; }
.form-section { display: grid; grid-template-columns: .72fr 1.28fr; gap: 24px; align-items: start; padding: 38px 0 80px; }
.form-info { border-radius: 30px; padding: 30px; position: sticky; top: 116px; }
.form-info h2 { font-size: 2rem; }
.form-info .btn { margin-top: 14px; }
.mini-list { display: grid; gap: 10px; margin-top: 20px; }
.mini-list span { background: var(--soft); border: 1px solid var(--line); padding: 14px; border-radius: 16px; font-weight: 900; color: var(--navy); }
.contact-form { border-radius: 30px; padding: 30px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.form-heading, .full-field, .form-status { grid-column: 1 / -1; }
.form-heading h2 { font-size: 2.2rem; margin-bottom: 8px; }
.form-heading p { margin-top: 0; }
.contact-form label { display: grid; gap: 9px; color: #334359; font-weight: 900; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; border: 1px solid var(--line); background: #f8fbff; border-radius: 16px; padding: 15px 16px; color: var(--ink); font: inherit; outline: none;
}
.contact-form textarea { resize: vertical; min-height: 150px; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: rgba(17,103,255,.55); box-shadow: 0 0 0 5px rgba(17,103,255,.08); background: #fff; }
.form-button { border: 0; cursor: pointer; width: max-content; }
.form-button:disabled { opacity: .7; cursor: not-allowed; transform: none; }
.form-status { margin: 0; font-weight: 800; }
.form-status.success { color: #057a4d; }
.form-status.error { color: #b42318; }
.hidden-field { display: none !important; }

section, .value-strip { opacity: 0; transform: translateY(14px); transition: opacity .55s ease, transform .55s ease; }
section.is-visible, .value-strip.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 980px) {
  .nav-toggle { display: block; }
  .nav-links { display: none; }
  .navbar.open { align-items: flex-start; flex-wrap: wrap; }
  .navbar.open .nav-links { display: flex; width: 100%; flex-direction: column; align-items: stretch; gap: 10px; padding-top: 12px; }
  .navbar.open .nav-links a { padding: 10px 12px; }
  .hero, .page-hero, .form-section, .section-title.split, .product-card-clean, .product-card-clean.commerce-card, .visual-grid { grid-template-columns: 1fr; }
  .value-strip, .three-grid { grid-template-columns: repeat(2, 1fr); }
  .form-info { position: static; }
  .cta-section { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 640px) {
  .shell, .navbar { width: min(100% - 24px, 1180px); }
  .brand img { width: 138px; }
  .navbar { top: 10px; border-radius: 20px; }
  .hero, .page-hero { padding-top: 58px; gap: 34px; }
  h1 { font-size: 3rem; }
  h2 { font-size: 2.25rem; }
  .value-strip, .three-grid, .stats-panel, .commerce-mock, .contact-form { grid-template-columns: 1fr; }
  .hero-card, .product-card-clean, .visual-panel, .cta-section, .contact-form, .form-info { border-radius: 24px; padding: 20px; }
  .hero-actions .btn, .cta-actions .btn, .form-button { width: 100%; }
  .footer { align-items: flex-start; flex-direction: column; }
}