:root {
  --bg: #07111f;
  --bg-soft: #f4f7fb;
  --surface: #ffffff;
  --text: #172033;
  --muted: #667085;
  --primary: #2457ff;
  --primary-dark: #173dc2;
  --accent: #66e2c1;
  --line: #dfe5ef;
  --shadow: 0 20px 50px rgba(20, 32, 56, .12);
  --radius: 22px;
  --container: 1160px;
}

* { 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(--surface);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
button, input, textarea, select { font: inherit; }

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(18px);
  background: rgba(255,255,255,.9);
  border-bottom: 1px solid rgba(223,229,239,.8);
}

.nav {
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.2rem;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), #7b61ff);
  color: #fff;
  font-size: .86rem;
  letter-spacing: -.04em;
}
.brand-text { letter-spacing: -.03em; }

.menu {
  display: flex;
  align-items: center;
  gap: 26px;
  font-weight: 600;
  font-size: .95rem;
}
.menu a:not(.btn):hover { color: var(--primary); }

.menu-toggle {
  display: none;
  border: 0;
  background: transparent;
  padding: 6px;
}
.menu-toggle span {
  display: block;
  width: 25px;
  height: 2px;
  margin: 5px 0;
  background: var(--text);
}

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 700;
  cursor: pointer;
  transition: .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-sm { min-height: 42px; padding: 0 16px; }
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 12px 24px rgba(36,87,255,.22);
}
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary {
  background: #fff;
  color: var(--text);
  border-color: var(--line);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 92px 0 84px;
  background:
    radial-gradient(circle at 85% 5%, rgba(102,226,193,.22), transparent 30%),
    radial-gradient(circle at 15% 15%, rgba(36,87,255,.12), transparent 35%),
    linear-gradient(180deg, #f9fbff 0%, #fff 100%);
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -45% 40%;
  height: 450px;
  border-radius: 50%;
  background: rgba(36,87,255,.05);
  filter: blur(30px);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 70px;
  align-items: center;
}
.eyebrow {
  display: inline-block;
  color: var(--primary);
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.hero h1 {
  font-size: clamp(2.7rem, 5vw, 4.8rem);
  line-height: 1.03;
  letter-spacing: -.055em;
  margin: 0 0 24px;
}
.hero p {
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 640px;
}
.hero-actions {
  display: flex;
  gap: 14px;
  margin: 32px 0 24px;
}
.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  color: #42506a;
  font-size: .92rem;
  font-weight: 600;
}

.hero-visual { position: relative; min-height: 470px; }
.dashboard-card {
  position: absolute;
  width: min(100%, 500px);
  right: 0;
  top: 35px;
  background: #0d1b30;
  border-radius: 24px;
  box-shadow: 0 35px 80px rgba(13,27,48,.28);
  transform: rotate(1.2deg);
  overflow: hidden;
}
.dashboard-top {
  padding: 15px 18px;
  display: flex;
  gap: 7px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,.28); }
.dashboard-body {
  padding: 28px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.metric-card {
  background: rgba(255,255,255,.07);
  padding: 20px;
  border-radius: 16px;
  color: #dce5f5;
}
.metric-card span { display: block; font-size: .8rem; opacity: .72; }
.metric-card strong { display: block; margin-top: 8px; font-size: 1.8rem; color: #fff; }
.chart {
  grid-column: 1 / -1;
  height: 170px;
  display: flex;
  align-items: end;
  gap: 14px;
  padding: 24px;
  border-radius: 16px;
  background: rgba(255,255,255,.05);
}
.chart div {
  flex: 1;
  border-radius: 8px 8px 2px 2px;
  background: linear-gradient(180deg, var(--accent), var(--primary));
}
.status-row {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  color: #cdd8e7;
  font-size: .82rem;
}
.status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent); display: inline-block; margin-right: 6px;
}
.floating-card {
  position: absolute;
  padding: 12px 16px;
  border-radius: 12px;
  background: #fff;
  box-shadow: var(--shadow);
  font-weight: 700;
  font-size: .86rem;
}
.card-a { left: 0; top: 85px; }
.card-b { right: -16px; bottom: 55px; }
.card-c { left: 38px; bottom: 0; }

.trust {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #fff;
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.trust-grid div {
  padding: 28px 22px;
  border-right: 1px solid var(--line);
}
.trust-grid div:last-child { border-right: 0; }
.trust-grid strong, .trust-grid span { display: block; }
.trust-grid span { color: var(--muted); font-size: .87rem; margin-top: 4px; }

.section { padding: 100px 0; }
.soft { background: var(--bg-soft); }
.section-heading { max-width: 760px; margin-bottom: 46px; }
.section-heading h2, .feature-grid h2, .security h2, .contact-grid h2 {
  margin: 0 0 18px;
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1.12;
  letter-spacing: -.045em;
}
.section-heading p, .feature-grid p, .contact-grid p { color: var(--muted); font-size: 1.05rem; }

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.service-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px;
  transition: .2s ease;
}
.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
}
.icon {
  width: 48px; height: 48px;
  display: grid; place-items: center;
  border-radius: 14px;
  background: rgba(36,87,255,.09);
  color: var(--primary);
  font-weight: 800;
  font-size: 1.3rem;
}
.service-card h3 { margin: 20px 0 10px; font-size: 1.25rem; }
.service-card p { color: var(--muted); margin-bottom: 18px; }
.service-card ul, .price-card ul {
  padding: 0;
  margin: 0;
  list-style: none;
}
.service-card li, .price-card li {
  position: relative;
  padding-left: 20px;
  margin: 8px 0;
  color: #4a5870;
  font-size: .92rem;
}
.service-card li::before, .price-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 800;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}
.check-list {
  margin-top: 28px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  font-weight: 600;
}
.panel-preview {
  min-height: 420px;
  display: flex;
  border-radius: 24px;
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow);
  transform: rotate(-1deg);
}
.sidebar {
  width: 78px;
  background: #0d1b30;
  padding: 22px 17px;
}
.mini-logo {
  width: 42px; height: 42px;
  display: grid; place-items: center;
  border-radius: 12px;
  background: var(--primary);
  color: #fff;
  font-weight: 800;
  margin-bottom: 32px;
}
.sidebar span {
  display: block;
  height: 12px;
  border-radius: 8px;
  background: rgba(255,255,255,.15);
  margin: 20px 5px;
}
.sidebar span.active { background: var(--accent); }
.panel-content { flex: 1; padding: 26px; }
.panel-header { width: 55%; height: 22px; background: #e5ebf3; border-radius: 8px; margin-bottom: 28px; }
.panel-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.panel-grid div { height: 90px; border-radius: 14px; background: #eef3f9; }
.panel-table { margin-top: 24px; }
.panel-table span { display: block; height: 18px; background: #edf2f8; border-radius: 6px; margin: 13px 0; }

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.step {
  padding: 28px 24px;
  border-top: 3px solid var(--primary);
  background: #fff;
  box-shadow: 0 10px 30px rgba(20,32,56,.07);
  border-radius: 0 0 18px 18px;
}
.step > span {
  color: var(--primary);
  font-weight: 800;
  font-size: .88rem;
}
.step h3 { margin: 18px 0 10px; }
.step p { color: var(--muted); font-size: .92rem; }

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}
.price-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
}
.price-card.featured {
  border-color: var(--primary);
  box-shadow: var(--shadow);
  transform: translateY(-8px);
}
.tag {
  align-self: flex-start;
  background: rgba(36,87,255,.09);
  color: var(--primary);
  border-radius: 999px;
  padding: 6px 10px;
  font-size: .76rem;
  font-weight: 800;
}
.price-card h3 { font-size: 1.5rem; margin: 20px 0 6px; }
.price { color: var(--muted); }
.price strong { color: var(--text); font-size: 2.15rem; margin-left: 5px; }
.price-card p { color: var(--muted); }
.price-card ul { margin: 18px 0 28px; flex: 1; }

.security {
  background:
    radial-gradient(circle at 90% 10%, rgba(102,226,193,.16), transparent 30%),
    var(--bg);
  color: #fff;
}
.security-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 70px;
  align-items: center;
}
.eyebrow.light { color: var(--accent); }
.security p { color: #b9c5d8; }
.security-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.security-list span {
  padding: 18px;
  border: 1px solid rgba(255,255,255,.11);
  background: rgba(255,255,255,.05);
  border-radius: 14px;
}

.contact-grid {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 70px;
  align-items: start;
}
.contact-info {
  display: grid;
  gap: 12px;
  margin-top: 28px;
  color: #42506a;
}
.contact-info a { font-weight: 700; color: var(--primary); }
.contact-form {
  padding: 32px;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label {
  display: grid;
  gap: 7px;
  margin-bottom: 16px;
  font-size: .88rem;
  font-weight: 700;
}
input, textarea, select {
  width: 100%;
  border: 1px solid #cfd7e4;
  border-radius: 10px;
  padding: 13px 14px;
  background: #fff;
  color: var(--text);
}
input:focus, textarea:focus, select:focus {
  outline: 2px solid rgba(36,87,255,.16);
  border-color: var(--primary);
}
.form-note { font-size: .75rem !important; margin-bottom: 0; }
.form-success { color: #107c52 !important; font-weight: 700; margin-bottom: 0; }

footer {
  padding: 62px 0 24px;
  background: #07111f;
  color: #fff;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 50px;
}
.footer-grid p { color: #9facbf; max-width: 420px; }
.footer-grid > div { display: flex; flex-direction: column; gap: 10px; }
.footer-grid strong { margin-bottom: 6px; }
.footer-grid a:not(.brand) { color: #aeb9c8; font-size: .92rem; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-top: 26px;
  margin-top: 38px;
  border-top: 1px solid rgba(255,255,255,.1);
  color: #8997aa;
  font-size: .82rem;
}

@media (max-width: 980px) {
  .menu-toggle { display: block; }
  .menu {
    display: none;
    position: absolute;
    top: 76px;
    left: 20px;
    right: 20px;
    flex-direction: column;
    align-items: stretch;
    background: #fff;
    padding: 20px;
    border: 1px solid var(--line);
    border-radius: 16px;
    box-shadow: var(--shadow);
  }
  .menu.open { display: flex; }
  .hero-grid, .feature-grid, .security-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero-visual { min-height: 430px; }
  .dashboard-card { left: 50%; right: auto; transform: translateX(-50%) rotate(1deg); }
  .cards-grid, .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-grid div:nth-child(2) { border-right: 0; }
}

@media (max-width: 640px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .hero { padding-top: 66px; }
  .hero h1 { font-size: 2.6rem; }
  .hero-actions { flex-direction: column; }
  .hero-points { flex-direction: column; gap: 8px; }
  .hero-visual { min-height: 360px; }
  .dashboard-body { padding: 18px; }
  .floating-card { display: none; }
  .section { padding: 72px 0; }
  .cards-grid, .pricing-grid, .steps, .trust-grid, .footer-grid { grid-template-columns: 1fr; }
  .price-card.featured { transform: none; }
  .trust-grid div { border-right: 0; border-bottom: 1px solid var(--line); }
  .field-row, .check-list, .security-list { grid-template-columns: 1fr; }
  .contact-form { padding: 22px; }
  .footer-bottom { flex-direction: column; }
}