*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Golos Text", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f3f4f6;
  color: #111827;
  line-height: 1.6;
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

.page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ------------------------------- */
/* ШАПКА */
/* ------------------------------- */

header {
  background: #ffffff;
  border-bottom: 1px solid #e5e7eb;
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(10px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 24px;
}

.logo-block {
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo-mark {
  width: 52px;
  height: 52px;
  border-radius: 999px;
  border: 2px solid #e5e7eb;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 30% 30%, #ffffff 0, #e5edf6 40%, #c2d4eb 100%);
  overflow: hidden;
}

.logo-mark img {
  width: 80%;
  height: 80%;
  object-fit: contain;
}

.logo-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.logo-text-main {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: .02em;
  text-transform: uppercase;
  color: #111827;
}

.logo-text-sub {
  font-size: 12px;
  color: #6b7280;
  max-width: 260px;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 14px;
}

.header-link {
  color: #4b5563;
  font-weight: 500;
  position: relative;
  padding-bottom: 3px;
}

.header-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #0052a3, #d0312c);
  transition: width .25s ease;
  border-radius: 999px;
}

.header-link:hover::after {
  width: 100%;
}

.header-badge {
  padding: 6px 10px;
  border-radius: 999px;
  background: #eff6ff;
  color: #1d4ed8;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  border: 1px solid #bfdbfe;
  white-space: nowrap;
}

/* ------------------------------- */
/* HERO */
/* ------------------------------- */

.hero {
  background: radial-gradient(circle at top left, #eff6ff 0, #e5e7eb 40%, #f3f4f6 100%);
  border-bottom: 1px solid #e5e7eb;
}

.hero-inner {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 40px;
  padding: 40px 0 36px;
  align-items: center;
}

.hero-kicker {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: #6b7280;
  margin-bottom: 10px;
}

.hero-title {
  font-size: 32px;
  line-height: 1.25;
  font-weight: 800;
  color: #111827;
  margin-bottom: 12px;
}

.hero-title span {
  color: #0052a3;
}

.hero-subtitle {
  font-size: 15px;
  color: #4b5563;
  max-width: 520px;
  margin-bottom: 20px;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.hero-badge {
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid #d1d5db;
  background: #ffffffdd;
  backdrop-filter: blur(6px);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #374151;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: #16a34a;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 20px;
  font-size: 15px;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  outline: none;
  transition: all .22s ease;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #0052a3, #2563eb);
  color: #ffffff;
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 32px rgba(37, 99, 235, 0.45);
  filter: brightness(1.02);
}

.btn-outline {
  border: 1px solid #cbd5f5;
  background: #ffffff;
  color: #1f2937;
}

.btn-outline:hover {
  background: #eff6ff;
}

.btn-icon {
  font-size: 18px;
  margin-left: 6px;
}

.hero-note {
  margin-top: 10px;
  font-size: 12px;
  color: #6b7280;
}

/* ------------------------------- */
/* ОСНОВНОЙ КОНТЕНТ */
/* ------------------------------- */

main {
  flex: 1;
  padding: 32px 0 48px;
}

.section {
  margin-bottom: 36px;
}

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.section-title {
  font-size: 22px;
  font-weight: 700;
  color: #111827;
}

.section-subtitle {
  font-size: 13px;
  color: #6b7280;
  max-width: 420px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.card {
  background: #ffffff;
  border-radius: 16px;
  padding: 18px 18px 16px;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.06);
  border: 1px solid #e5e7eb;
  display: flex;
  flex-direction: column;
  gap: 10px;
  position: relative;
  overflow: hidden;
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  background: radial-gradient(circle at top right, rgba(37, 99, 235, .08), transparent 55%);
  transition: opacity .2s ease;
}

.card:hover::after {
  opacity: 1;
}

.card-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-weight: 600;
  color: #6b7280;
}

.card-title {
  font-size: 16px;
  font-weight: 700;
  color: #111827;
}

.card-text {
  font-size: 13px;
  color: #4b5563;
}

.card-list {
  list-style: none;
  margin-top: 6px;
  display: grid;
  gap: 4px;
  font-size: 13px;
  color: #374151;
}

.card-list li::before {
  content: "•";
  margin-right: 6px;
  color: #2563eb;
}

.card-footer-note {
  margin-top: 8px;
  font-size: 11px;
  color: #9ca3af;
}

/* ------------------------------- */
/* ЭТАПЫ */
/* ------------------------------- */

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.step {
  background: #f9fafb;
  border-radius: 14px;
  padding: 14px 16px 14px;
  border: 1px dashed #d1d5db;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px 12px;
  align-items: start;
  font-size: 13px;
  color: #4b5563;
}

.step-number {
  width: 26px;
  height: 26px;
  border-radius: 999px;
  background: #ffffff;
  border: 1px solid #cbd5f5;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
  color: #1d4ed8;
}

.step-title {
  font-weight: 600;
  color: #111827;
  font-size: 13px;
}

.step-text {
  grid-column: 1 / -1;
  font-size: 13px;
  color: #4b5563;
}

/* ------------------------------- */
/* БЕЗОПАСНОСТЬ */
/* ------------------------------- */

.security {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 20px;
  align-items: stretch;
}

.security-card {
  background: #0f172a;
  border-radius: 16px;
  padding: 18px 18px 18px;
  color: #e5e7eb;
  position: relative;
  overflow: hidden;
  box-shadow: 0 14px 32px rgba(15, 23, 42, 0.55);
}

.security-card::before {
  content: "";
  position: absolute;
  width: 220%;
  height: 220%;
  top: -60%;
  left: -60%;
  background:
    radial-gradient(circle at 0 0, rgba(56,189,248,0.22), transparent 60%),
    radial-gradient(circle at 100% 0, rgba(37,99,235,0.32), transparent 60%),
    radial-gradient(circle at 30% 80%, rgba(248,113,113,0.28), transparent 60%);
  opacity: 0.22;
  pointer-events: none;
}

.security-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.security-title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
}

.security-text {
  font-size: 13px;
  color: #cbd5f5;
}

.security-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
  margin-bottom: 4px;
}

.security-tag {
  font-size: 11px;
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid rgba(191, 219, 254, 0.6);
  background: rgba(15,23,42,0.7);
  backdrop-filter: blur(6px);
  color: #e5e7eb;
}

.security-note {
  font-size: 11px;
  color: #9ca3af;
  margin-top: 4px;
}

.security-list {
  background: #ffffff;
  border-radius: 16px;
  padding: 14px 16px;
  border: 1px solid #e5e7eb;
  display: grid;
  gap: 8px;
  font-size: 13px;
  color: #374151;
}

.security-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.security-dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  margin-top: 4px;
  background: radial-gradient(circle, #22c55e 0, #16a34a 45%, #15803d 100%);
}

.security-item strong {
  display: block;
  font-weight: 600;
  color: #111827;
  margin-bottom: 2px;
}

/* ------------------------------- */
/* FOOTER */
/* ------------------------------- */

footer {
  background: #111827;
  color: #9ca3af;
  padding: 18px 0 16px;
  font-size: 12px;
  border-top: 1px solid #1f2937;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-links a {
  color: #e5e7eb;
  text-decoration: underline;
  text-decoration-style: dotted;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.footer-meta {
  opacity: .85;
}

/* ------------------------------- */
/* АДАПТИВ */
/* ------------------------------- */

@media (max-width: 1024px) {
  .hero-inner {
    grid-template-columns: 1.2fr 1fr;
  }
  .cards-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .security {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .header-nav {
    width: 100%;
    justify-content: space-between;
  }

  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    max-width: 100%;
  }

  .cards-grid {
    grid-template-columns: 1fr;
  }

  .steps {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero-title {
    font-size: 24px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .header-nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .section-header {
    flex-direction: column;
  }
}