:root {
  --green: #2f7d12;
  --green-dark: #22600b;
  --green-light: #eaf5e3;
  --orange: #e8701a;
  --orange-dark: #c95c0e;
  --navy: #12324f;
  --text: #2b3440;
  --muted: #64707d;
  --bg: #ffffff;
  --bg-alt: #f5f8f3;
  --border: #e2e8de;
  --radius: 12px;
  --shadow: 0 8px 28px rgba(18, 50, 79, .08);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 70px; }
body {
  margin: 0;
  font-family: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  font-size: 16px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--green); text-decoration: none; }
a:hover { color: var(--orange); }
h1, h2, h3, h4 { color: var(--navy); line-height: 1.3; margin: 0 0 .6em; }

.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 16px; }

/* ---------- Topbar ---------- */
.topbar { background: var(--navy); color: #cfd9e3; font-size: 13px; }
.topbar__inner { display: flex; justify-content: space-between; gap: 12px; padding: 6px 16px; flex-wrap: wrap; }
.topbar a { color: #cfd9e3; margin-left: 18px; }
.topbar a:hover { color: #fff; }

/* ---------- Header ---------- */
.header { background: #fff; position: sticky; top: 0; z-index: 50; box-shadow: 0 2px 10px rgba(0,0,0,.05); }
.header__inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 10px 16px; }
.logo img { height: 56px; width: auto; }
.hotlines { display: flex; gap: 28px; }
.hotline { display: flex; align-items: center; gap: 10px; color: var(--text); }
.hotline__icon {
  width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center;
  border: 2px solid var(--orange); font-size: 18px; flex-shrink: 0;
}
.hotline b { display: block; color: var(--green); font-size: 17px; }
.hotline small { display: block; color: var(--muted); font-size: 12.5px; line-height: 1.3; }

.nav { background: var(--green); }
.nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; }
.nav a {
  display: block; padding: 12px 16px; color: #fff; font-weight: 600; font-size: 14.5px;
  text-transform: uppercase; letter-spacing: .02em;
}
.nav a:hover { background: var(--green-dark); color: #f5e663; }
.nav .nav__cta { background: var(--orange); }
.nav .nav__cta:hover { background: var(--orange-dark); color: #fff; }

.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 26px; height: 3px; background: var(--green); margin: 5px 0; border-radius: 2px; transition: .2s; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block; padding: 14px 26px; border-radius: 8px; font-weight: 700;
  font-size: 15.5px; border: 2px solid transparent; cursor: pointer; transition: .2s; font-family: inherit;
}
.btn--primary { background: var(--orange); color: #fff; }
.btn--primary:hover { background: var(--orange-dark); color: #fff; }
.btn--ghost { border-color: rgba(255,255,255,.7); color: #fff; }
.btn--ghost:hover { background: #fff; color: var(--green); }
.btn--block { width: 100%; }
.btn[disabled] { opacity: .65; cursor: wait; }

/* ---------- Hero ---------- */
.hero {
  color: #fff;
  background:
    radial-gradient(circle at 85% 20%, rgba(255,255,255,.12), transparent 45%),
    linear-gradient(120deg, rgba(14,52,85,.96) 0%, rgba(20,82,60,.94) 55%, rgba(47,125,18,.92) 100%);
  padding: 80px 0 90px;
  position: relative; overflow: hidden;
}
.hero::after {
  content: ""; position: absolute; right: -120px; bottom: -160px; width: 460px; height: 460px;
  border-radius: 50%; border: 60px solid rgba(255,255,255,.05);
}
.hero__inner { display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; align-items: center; position: relative; z-index: 1; }
.hero h1 { color: #fff; font-size: clamp(30px, 4.2vw, 48px); font-weight: 800; }
.hero h1 span { color: #b8f08f; }
.hero__lead { font-size: 18px; color: #e3ecf2; max-width: 620px; }
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; margin: 28px 0 36px; }
.hero__stats { list-style: none; padding: 0; margin: 0; display: flex; gap: 36px; flex-wrap: wrap; }
.hero__stats b { display: block; font-size: 28px; color: #fff; }
.hero__stats span { font-size: 13.5px; color: #cfdde6; }
.hero__card {
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2);
  backdrop-filter: blur(6px); border-radius: 16px; padding: 28px;
}
.hero__card-item { padding: 14px 0; border-bottom: 1px dashed rgba(255,255,255,.25); font-weight: 600; font-size: 16px; }
.hero__card-item:last-child { border-bottom: 0; }
.hero__card-item span {
  display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%;
  background: var(--orange); margin-right: 10px; font-size: 13px;
}

/* ---------- Sections ---------- */
.section { padding: 80px 0; }
.section--alt { background: var(--bg-alt); }
.eyebrow { color: var(--orange); font-weight: 700; text-transform: uppercase; letter-spacing: .1em; font-size: 13px; margin: 0 0 8px; }
.eyebrow.center { text-align: center; }
.eyebrow--light { color: #ffb070; }
.title { text-align: center; font-size: clamp(26px, 3vw, 34px); font-weight: 800; margin-bottom: 44px; }
.title::after { content: ""; display: block; width: 64px; height: 4px; background: var(--green); margin: 14px auto 0; border-radius: 2px; }
.title--left { text-align: left; margin-bottom: 22px; }
.title--left::after { margin-left: 0; }
.title--light { color: #fff; }

/* About */
.about { display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; align-items: start; }
.motto { font-weight: 700; color: var(--green); font-size: 18px; font-style: italic; }
.about__box { background: var(--green-light); border-radius: var(--radius); padding: 30px; border-left: 5px solid var(--green); }
.checklist { list-style: none; padding: 0; margin: 0; }
.checklist li { padding: 8px 0 8px 30px; position: relative; }
.checklist li::before { content: "✓"; position: absolute; left: 0; top: 8px; color: #fff; background: var(--green); width: 20px; height: 20px; border-radius: 50%; display: grid; place-items: center; font-size: 12px; }

/* Services */
.services { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.service {
  background: #fff; border-radius: var(--radius); padding: 28px 24px; box-shadow: var(--shadow);
  border-top: 4px solid var(--green); display: flex; flex-direction: column; transition: transform .2s;
}
.service:hover { transform: translateY(-4px); border-top-color: var(--orange); }
.service__icon { font-size: 34px; width: 64px; height: 64px; border-radius: 14px; background: var(--green-light); display: grid; place-items: center; margin-bottom: 16px; }
.service h3 { font-size: 18px; color: var(--orange-dark); }
.service ul { padding-left: 18px; margin: 0 0 18px; color: var(--muted); font-size: 14.5px; flex: 1; }
.service li { margin-bottom: 6px; }
.service__link { font-weight: 700; font-size: 14.5px; }

/* Reasons */
.reasons { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; text-align: center; }
.reason__icon { width: 76px; height: 76px; margin: 0 auto 16px; border-radius: 50%; border: 3px solid #8cc63f; display: grid; place-items: center; font-size: 32px; }
.reason h3 { color: var(--orange); font-size: 19px; }
.reason p { color: var(--muted); font-size: 15px; margin: 0; }

/* Steps */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; counter-reset: s; }
.steps li { background: #fff; border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); position: relative; }
.steps b { font-size: 34px; color: var(--green); opacity: .3; font-weight: 800; }
.steps h3 { font-size: 18px; margin-top: 4px; }
.steps p { margin: 0; color: var(--muted); font-size: 15px; }

/* Clients */
.clients-section { background: linear-gradient(135deg, #12324f, #1d4a3a); }
.clients { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.client {
  background: #fff; border-radius: 10px; min-height: 92px; display: grid; place-items: center;
  text-align: center; padding: 12px; font-weight: 700; color: var(--navy); font-size: 15px;
}
.client img { max-height: 64px; width: auto; }
.client--more { background: transparent; border: 1px dashed rgba(255,255,255,.5); color: #fff; font-weight: 500; }
.quote { color: #ffb070; text-align: center; font-size: clamp(17px, 2vw, 21px); font-weight: 700; max-width: 900px; margin: 50px auto 0; font-style: italic; }

/* Contact */
.contact { display: grid; grid-template-columns: 1fr 1.25fr; gap: 48px; align-items: start; }
.contact__list { list-style: none; padding: 0; margin: 24px 0 0; }
.contact__list li { padding: 12px 0; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.contact__list span { color: var(--muted); }
.contact__list a { font-weight: 700; }

.form { background: #fff; border-radius: 16px; padding: 32px; box-shadow: var(--shadow); border: 1px solid var(--border); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 16px; color: var(--navy); }
.form input, .form select, .form textarea {
  display: block; width: 100%; margin-top: 6px; padding: 12px 14px; border: 1px solid #cfd8d0; border-radius: 8px;
  font: inherit; font-weight: 400; color: var(--text); background: #fbfdfb;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 3px rgba(47,125,18,.15); background: #fff; }
.form .is-invalid { border-color: #d33; }
.form textarea { resize: vertical; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form__status { margin: 14px 0 0; font-weight: 600; min-height: 1.4em; }
.form__status.ok { color: var(--green); }
.form__status.err { color: #c62828; }

/* Footer */
.footer { background: #2c3e50; color: #c9d3dc; padding-top: 56px; font-size: 15px; }
.footer__grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 40px; }
.footer img { height: 50px; width: auto; margin-bottom: 16px; }
.footer h4 { color: var(--orange); font-size: 18px; }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer a { color: #e7edf2; }
.footer a:hover { color: var(--orange); }
.footer__motto { font-weight: 800; color: #fff; margin-top: 24px; letter-spacing: .03em; }
.footer__bottom { text-align: center; padding: 18px 16px; margin-top: 40px; border-top: 1px solid rgba(255,255,255,.1); font-size: 13.5px; }

.quick-call { display: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .services, .reasons, .steps { grid-template-columns: repeat(2, 1fr); }
  .clients { grid-template-columns: repeat(4, 1fr); }
  .hotlines { display: none; }
}
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .nav { display: none; }
  .nav.open { display: block; }
  .nav ul { flex-direction: column; }
  .nav a { border-top: 1px solid rgba(255,255,255,.12); }
  .hero { padding: 56px 0 64px; }
  .hero__inner, .about, .contact, .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .section { padding: 60px 0; }
  .topbar__right a:last-child { display: none; }
  .quick-call { display: flex; position: fixed; bottom: 0; left: 0; right: 0; z-index: 60; box-shadow: 0 -2px 10px rgba(0,0,0,.15); }
  .quick-call a { flex: 1; text-align: center; padding: 13px 8px; color: #fff; font-weight: 700; background: var(--green); }
  .quick-call a + a { background: var(--orange); }
  body { padding-bottom: 50px; }
}
@media (max-width: 560px) {
  .services, .reasons, .steps, .form__row { grid-template-columns: 1fr; }
  .clients { grid-template-columns: repeat(2, 1fr); }
  .form { padding: 22px 18px; }
  .logo img { height: 46px; }
  .topbar__inner span:first-child { display: none; }
}