:root {
  color-scheme: light;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: #f4f7fb;
  color: #1d2733;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.94rem;
  line-height: 1.4;
}

.site-header,
.site-footer {
  background-color: #2e5b88;
}

.site-shell,
.content-shell {
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
}

.site-header .navbar {
  padding-top: 0.55rem;
  padding-bottom: 0.55rem;
}

.site-header .navbar-brand {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  line-height: 1.1;
}

.site-brand-name {
  display: inline;
}

.site-brand-phone {
  display: inline;
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.92);
}

.phone-link {
  color: inherit;
  text-decoration: none;
}

.phone-link:hover,
.phone-link:focus {
  color: inherit;
  text-decoration: underline;
}

.phone-link-header {
  white-space: nowrap;
}

.phone-link-body {
  color: inherit;
}

.page-subtitle {
  margin-bottom: 0.35rem;
  font-size: 1.15rem;
  font-weight: 700;
  color: #1f456d;
}

.site-header .nav-link {
  color: rgba(255, 255, 255, 0.88);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.94rem;
  font-weight: 400;
  padding-left: 0.8rem;
  padding-right: 0.8rem;
}

.site-header .nav-link:hover,
.site-header .nav-link:focus,
.site-header .nav-link.active {
  color: #fff;
  background-color: rgba(255, 255, 255, 0.08);
}

.site-main {
  flex: 1 0 auto;
  background-color: #f4f7fb;
}

.page-section {
  margin-bottom: 1.25rem;
}

.page-title {
  margin-bottom: 0.35rem;
  font-size: 1.85rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: #1f456d;
}

.text-muted,
.form-label,
.form-control,
.btn,
.alert,
.validation-summary,
.field-validation,
.site-footer {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.94rem;
  line-height: 1.4;
}

.form-label {
  font-weight: 600;
  color: #284d73;
  margin-bottom: 0.35rem;
}

.form-control {
  border-color: #b9cbe0;
  box-shadow: none;
}

.form-control:focus {
  border-color: #6b95c0;
  box-shadow: 0 0 0 0.12rem rgba(74, 120, 170, 0.15);
}

.form-control::placeholder {
  font-size: 0.82rem;
  font-weight: 400;
  color: #75869a;
  opacity: 1;
}

.page-tools {
  margin-top: 0.75rem;
}

.export-actions {
  justify-content: flex-start;
}

.export-button {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border-color: #7fa0c2;
  color: #2e5b88;
  background-color: #fff;
}

.export-button:hover,
.export-button:focus {
  border-color: #2e5b88;
  color: #1f456d;
  background-color: #eaf1f8;
}

.export-icon {
  display: inline-flex;
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
}

.export-icon svg {
  width: 100%;
  height: 100%;
}

.price-table-wrap {
  border: 1px solid #aebfd4;
  background-color: #fff;
}

.price-table {
  margin-bottom: 0;
  border-collapse: collapse;
  border-color: #aebfd4;
}

.price-table th {
  white-space: nowrap;
  background-color: #d7e4f2;
  color: #1f456d;
  border-color: #9fb6cf;
  font-weight: 600;
  font-size: 0.9rem;
  line-height: 1.25;
  font-family: Arial, Helvetica, sans-serif;
  text-transform: uppercase;
  padding-top: 0.55rem;
  padding-bottom: 0.55rem;
}

.price-table th,
.price-table td {
  border-width: 1px;
  border-style: solid;
}

.price-table td {
  border-color: #c6d3e0;
  font-size: 0.9rem;
  line-height: 1.22;
  font-weight: 400;
  font-family: Arial, Helvetica, sans-serif;
  padding: 0.45rem 0.6rem;
}

.price-table thead th {
  border-bottom-width: 1px;
}

.price-table tbody tr:nth-child(odd) td {
  background-color: #ffffff;
}

.price-table tbody tr:nth-child(even) td {
  background-color: #f4f8fc;
}

.price-table tbody tr:hover td {
  background-color: #e8f0f8;
}

.col-number {
  width: 76px;
}

.col-model {
  min-width: 520px;
}

.col-price {
  width: 140px;
}

.contact-form {
  max-width: 900px;
}

.validation-summary ul {
  margin-bottom: 0;
  padding-left: 1.25rem;
}

.field-validation {
  display: block;
  margin-top: 0.25rem;
}

.site-footer {
  color: rgba(255, 255, 255, 0.92);
}

.site-footer .small {
  color: inherit;
}

.btn-dark {
  background-color: #2e5b88;
  border-color: #2e5b88;
}

.btn-dark:hover,
.btn-dark:focus {
  background-color: #24496d;
  border-color: #24496d;
}

@media (max-width: 991.98px) {
  .export-actions {
    margin-top: 0.5rem;
  }

  .col-model {
    min-width: 380px;
  }

  .site-brand-phone {
    font-size: 0.85rem;
  }
}

@media (min-width: 992px) {
  .export-actions {
    justify-content: flex-end;
  }
}