:root {
  --ba-green: #16783c;
  --ba-green-dark: #0f5d30;
  --ba-green-soft: #eaf5ee;
  --ba-orange: #ed8b24;
  --ba-orange-dark: #cf7012;
  --ba-ink: #17221b;
  --ba-muted: #5f6f65;
  --ba-line: #dce7df;
  --ba-bg: #f6f9f7;
  --ba-white: #ffffff;
  --ba-shadow: 0 18px 45px rgba(22, 72, 43, 0.12);
  --ba-radius: 18px;
  --ba-content: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ba-ink);
  background: var(--ba-white);
  font-family: "Open Sans", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
}
img { max-width: 100%; height: auto; }
a { color: var(--ba-green); }
a:hover, a:focus { color: var(--ba-orange-dark); }
.ba-skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100000;
  padding: 12px 16px;
  background: var(--ba-white);
  color: var(--ba-green-dark);
}
.ba-skip-link:focus { left: 12px; top: 12px; }
.ba-container {
  width: min(calc(100% - 36px), var(--ba-content));
  margin-inline: auto;
}
.ba-topbar {
  background: var(--ba-green-dark);
  color: var(--ba-white);
  font-size: 15px;
}
.ba-topbar__inner {
  min-height: 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.ba-topbar a {
  color: var(--ba-white);
  text-decoration: none;
  font-weight: 700;
}
.ba-topbar__contacts {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}
.ba-header {
  position: sticky;
  top: 0;
  z-index: 9000;
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid var(--ba-line);
  box-shadow: 0 5px 18px rgba(23, 34, 27, 0.06);
  backdrop-filter: blur(10px);
}
.ba-header__inner {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.ba-logo {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}
.ba-logo img {
  width: 214px;
  max-height: 75px;
  object-fit: contain;
}
.site-nav__list {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  flex-wrap: wrap;
}
.site-nav__list a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 9px 13px;
  border-radius: 7px;
  color: var(--ba-ink);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
}
.site-nav__list a:hover,
.site-nav__list a:focus,
.site-nav__list a[aria-current="page"] {
  background: var(--ba-green-soft);
  color: var(--ba-green-dark);
}
.site-nav__list .ba-quote-menu-link {
  background: var(--ba-orange);
  color: var(--ba-white) !important;
  padding-inline: 17px;
}
.site-nav__list .ba-quote-menu-link:hover,
.site-nav__list .ba-quote-menu-link:focus {
  background: var(--ba-orange-dark);
}
.ba-hero {
  position: relative;
  overflow: hidden;
  color: var(--ba-white);
  background:
    radial-gradient(circle at 82% 16%, rgba(237, 139, 36, 0.35), transparent 27%),
    linear-gradient(128deg, #0e4d29 0%, #16783c 58%, #21975a 100%);
}
.ba-hero::after {
  content: "";
  position: absolute;
  inset: auto -110px -180px auto;
  width: 430px;
  height: 430px;
  border: 58px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
}
.ba-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.55fr);
  align-items: center;
  gap: 58px;
  padding-block: 76px;
}
.ba-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  padding: 7px 12px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: var(--ba-white);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.ba-hero h1 {
  max-width: 850px;
  margin: 0;
  font-family: Roboto, Arial, sans-serif;
  font-size: clamp(38px, 5vw, 64px);
  line-height: 1.04;
  letter-spacing: -0.035em;
}
.ba-hero__lead {
  max-width: 790px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.92);
  font-size: clamp(18px, 2vw, 22px);
}
.ba-actions {
  display: flex;
  gap: 13px;
  flex-wrap: wrap;
  margin-top: 30px;
}
.ba-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 13px 22px;
  border: 2px solid transparent;
  border-radius: 9px;
  font-weight: 800;
  text-decoration: none;
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}
.ba-button:hover,
.ba-button:focus { transform: translateY(-2px); }
.ba-button--primary {
  background: var(--ba-orange);
  color: var(--ba-white);
}
.ba-button--primary:hover,
.ba-button--primary:focus {
  background: var(--ba-orange-dark);
  color: var(--ba-white);
}
.ba-button--secondary {
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.1);
  color: var(--ba-white);
}
.ba-button--secondary:hover,
.ba-button--secondary:focus {
  background: var(--ba-white);
  color: var(--ba-green-dark);
}
.ba-hero-card {
  position: relative;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.17);
  backdrop-filter: blur(12px);
}
.ba-hero-card h2 { margin: 0 0 14px; font-size: 22px; }
.ba-hero-card ul { margin: 0; padding: 0; list-style: none; }
.ba-hero-card li {
  position: relative;
  padding: 9px 0 9px 29px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}
.ba-hero-card li:last-child { border-bottom: 0; }
.ba-hero-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #ffd49d;
  font-weight: 900;
}
.ba-section { padding-block: 72px; }
.ba-section--soft { background: var(--ba-bg); }
.ba-section--green { background: var(--ba-green-dark); color: var(--ba-white); }
.ba-section__heading {
  max-width: 790px;
  margin: 0 auto 38px;
  text-align: center;
}
.ba-section__heading--left { margin-inline: 0; text-align: left; }
.ba-kicker {
  margin: 0 0 6px;
  color: var(--ba-orange-dark);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.ba-section h2 {
  margin: 0;
  color: var(--ba-green-dark);
  font-family: Roboto, Arial, sans-serif;
  font-size: clamp(29px, 4vw, 43px);
  line-height: 1.15;
  letter-spacing: -0.025em;
}
.ba-section--green h2 { color: var(--ba-white); }
.ba-section__intro { margin: 14px 0 0; color: var(--ba-muted); font-size: 18px; }
.ba-section--green .ba-section__intro { color: rgba(255,255,255,.82); }
.ba-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}
.ba-card {
  height: 100%;
  padding: 27px;
  border: 1px solid var(--ba-line);
  border-radius: var(--ba-radius);
  background: var(--ba-white);
  box-shadow: 0 10px 30px rgba(22, 72, 43, 0.06);
}
.ba-card__icon {
  display: inline-grid;
  width: 48px;
  height: 48px;
  place-items: center;
  margin-bottom: 13px;
  border-radius: 13px;
  background: var(--ba-green-soft);
  color: var(--ba-green-dark);
  font-size: 23px;
  font-weight: 900;
}
.ba-card h3 {
  margin: 0 0 9px;
  color: var(--ba-green-dark);
  font-size: 21px;
  line-height: 1.25;
}
.ba-card p { margin: 0; color: var(--ba-muted); }
.ba-two-columns {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  align-items: start;
  gap: 52px;
}
.ba-content h2,
.ba-content h3 { color: var(--ba-green-dark); font-family: Roboto, Arial, sans-serif; }
.ba-content h2 {
  margin: 0 0 20px;
  font-size: clamp(29px, 4vw, 42px);
  line-height: 1.18;
}
.ba-content h3 { margin: 28px 0 8px; font-size: 23px; }
.ba-content p { margin: 0 0 17px; }
.ba-checklist {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  columns: 2;
  column-gap: 32px;
}
.ba-checklist li {
  position: relative;
  break-inside: avoid;
  margin: 0 0 11px;
  padding-left: 29px;
}
.ba-checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--ba-orange-dark);
  font-weight: 900;
}
.ba-note {
  padding: 28px;
  border-left: 5px solid var(--ba-orange);
  border-radius: 0 var(--ba-radius) var(--ba-radius) 0;
  background: var(--ba-green-soft);
}
.ba-note h3 { margin-top: 0; color: var(--ba-green-dark); font-size: 23px; }
.ba-note p:last-child { margin-bottom: 0; }
.ba-process {
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.ba-step {
  position: relative;
  min-height: 215px;
  padding: 64px 23px 24px;
  border-radius: var(--ba-radius);
  background: var(--ba-white);
  color: var(--ba-ink);
}
.ba-step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  top: 20px;
  left: 23px;
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 50%;
  background: var(--ba-orange);
  color: var(--ba-white);
  font-weight: 900;
}
.ba-step h3 { margin: 0 0 8px; color: var(--ba-green-dark); font-size: 20px; }
.ba-step p { margin: 0; color: var(--ba-muted); font-size: 15px; }
.ba-faq {
  display: grid;
  gap: 13px;
  max-width: 920px;
  margin-inline: auto;
}
.ba-faq details {
  border: 1px solid var(--ba-line);
  border-radius: 12px;
  background: var(--ba-white);
  box-shadow: 0 7px 22px rgba(22,72,43,.05);
}
.ba-faq summary {
  cursor: pointer;
  padding: 19px 54px 19px 21px;
  color: var(--ba-green-dark);
  font-weight: 800;
  list-style: none;
  position: relative;
}
.ba-faq summary::-webkit-details-marker { display: none; }
.ba-faq summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 14px;
  color: var(--ba-orange-dark);
  font-size: 27px;
  line-height: 1;
}
.ba-faq details[open] summary::after { content: "–"; }
.ba-faq__answer { padding: 0 21px 20px; color: var(--ba-muted); }
.ba-local-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}
.ba-local-links a {
  padding: 9px 14px;
  border: 1px solid var(--ba-line);
  border-radius: 999px;
  background: var(--ba-white);
  color: var(--ba-green-dark);
  font-size: 15px;
  font-weight: 800;
  text-decoration: none;
}
.ba-local-links a:hover,
.ba-local-links a:focus { border-color: var(--ba-orange); color: var(--ba-orange-dark); }
.ba-cta {
  padding: 36px;
  border-radius: 24px;
  background:
    radial-gradient(circle at 90% 20%, rgba(237,139,36,.32), transparent 28%),
    var(--ba-green);
  color: var(--ba-white);
  box-shadow: var(--ba-shadow);
}
.ba-cta__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}
.ba-cta h2 { margin: 0 0 8px; color: var(--ba-white); font-size: clamp(27px, 4vw, 40px); }
.ba-cta p { margin: 0; color: rgba(255,255,255,.86); }
.ba-footer { padding-block: 48px 26px; background: #10261a; color: rgba(255,255,255,.8); }
.ba-footer__grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 35px; }
.ba-footer img { width: 190px; filter: brightness(0) invert(1); }
.ba-footer h2 { margin: 0 0 12px; color: var(--ba-white); font-size: 19px; }
.ba-footer p { margin: 7px 0; }
.ba-footer a { color: var(--ba-white); }
.ba-footer__bottom {
  margin-top: 34px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,.13);
  font-size: 14px;
}
.ba-breadcrumbs {
  padding-block: 14px;
  background: var(--ba-bg);
  border-bottom: 1px solid var(--ba-line);
  font-size: 14px;
}
.ba-breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; list-style: none; }
.ba-breadcrumbs li + li::before { content: "›"; margin-right: 8px; color: var(--ba-muted); }
.ba-breadcrumbs a { text-decoration: none; }
.ba-highlight { color: var(--ba-orange); }
@media (max-width: 1020px) {
  .ba-header { position: static; }
  .ba-header__inner { padding-block: 16px; flex-direction: column; }
  .site-nav__list { justify-content: center; }
  .ba-hero__inner { grid-template-columns: 1fr; gap: 30px; }
  .ba-hero-card { max-width: 620px; }
  .ba-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ba-process { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ba-two-columns { grid-template-columns: 1fr; }
}
@media (max-width: 700px) {
  body { font-size: 16px; }
  .ba-container { width: min(calc(100% - 24px), var(--ba-content)); }
  .ba-topbar__inner { padding-block: 9px; align-items: flex-start; flex-direction: column; gap: 4px; }
  .ba-topbar__contacts { gap: 12px; }
  .ba-logo img { width: 182px; }
  .site-nav__list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); width: 100%; }
  .site-nav__list a { justify-content: center; text-align: center; font-size: 14px; }
  .ba-hero__inner { padding-block: 54px; }
  .ba-hero h1 { font-size: 39px; }
  .ba-hero-card { padding: 22px; }
  .ba-section { padding-block: 54px; }
  .ba-grid,
  .ba-process,
  .ba-footer__grid { grid-template-columns: 1fr; }
  .ba-checklist { columns: 1; }
  .ba-cta { padding: 27px 22px; }
  .ba-cta__inner { align-items: flex-start; flex-direction: column; }
}