:root {
  --navy: #06163d;
  --navy-2: #0b235d;
  --gold: #f0cf56;
  --gold-soft: #f7e79b;
  --ink: #17202a;
  --muted: #5c6875;
  --line: #d9e1e8;
  --surface: #f5f7f9;
  --white: #ffffff;
  --radius: 18px;
  --shadow: 0 18px 50px rgba(6, 22, 61, 0.14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
}
a { color: inherit; }
.container { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(12,21,50,.98);
  border-bottom: 1px solid rgba(240,207,86,.18);
  backdrop-filter: blur(10px);
}
.header-inner {
  min-height: 118px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  line-height: 0;
}
.brand-logo {
  height: 92px;
  width: auto;
  display: block;
  border-radius: 2px;
}
.nav { display: flex; gap: 26px; }
.nav a { text-decoration: none; color: rgba(255,255,255,.86); font-weight: 600; font-size: 14px; }
.nav a:hover { color: var(--gold); }

.hero {
  background: radial-gradient(circle at top right, rgba(240,207,86,.14), transparent 32%), linear-gradient(135deg, #06163d 0%, #081c4e 58%, #0b2258 100%);
  border-bottom: 1px solid rgba(240,207,86,.12);
  color: var(--white);
}
.hero-grid {
  min-height: 620px;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, .8fr);
  align-items: center;
  gap: 54px;
  padding: 88px 0;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.hero-emblem {
  width: clamp(120px, 12vw, 170px);
  height: auto;
  display: block;
  margin: 0 0 22px 4px;
  filter: drop-shadow(0 14px 26px rgba(0,0,0,.22));
}
.eyebrow {
  margin: 0 0 12px;
  color: var(--gold-soft);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .15em;
  text-transform: uppercase;
}
h1, h2, h3 { color: var(--navy); line-height: 1.17; }
h1 { margin: 0; max-width: 760px; font-size: clamp(46px, 6vw, 78px); letter-spacing: -.035em; color: var(--gold); text-transform: uppercase; }
h2 { margin: 0; font-size: clamp(32px, 4vw, 48px); letter-spacing: -.025em; }
h3 { margin: 0 0 10px; font-size: 20px; }
.hero-subtitle {
  margin: 10px 0 0;
  color: var(--gold);
  font-size: 20px;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.lead { max-width: 740px; margin: 24px 0 0; color: rgba(255,255,255,.84); font-size: 20px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border-radius: 12px;
  background: var(--gold);
  color: var(--navy);
  text-decoration: none;
  font-weight: 800;
}
.button:hover { background: #f6db76; }
.button-secondary { background: transparent; color: var(--white); border: 1px solid rgba(255,255,255,.28); }
.button-secondary:hover { background: rgba(255,255,255,.08); }

.contact-card {
  padding: 34px;
  border-radius: var(--radius);
  background: rgba(255,255,255,.08);
  color: var(--white);
  box-shadow: var(--shadow);
  border: 1px solid rgba(240,207,86,.22);
}
.card-label { display: block; margin-bottom: 22px; color: var(--gold-soft); font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.contact-card a { display: block; margin: 10px 0; color: var(--white); font-size: 20px; font-weight: 700; text-decoration: none; }
.contact-card a:hover { text-decoration: underline; color: var(--gold-soft); }
.contact-card p { margin: 22px 0 0; color: rgba(255,255,255,.82); }

.section { padding: 92px 0; }
.section-muted { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-heading { margin-bottom: 38px; }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.service-card {
  min-height: 210px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #ffffff 0%, #fbfcfe 100%);
  box-shadow: 0 10px 24px rgba(6,22,61,.04);
}
.service-card h3 { color: var(--navy); }
.service-card p { margin: 0; color: var(--muted); }
.tender-card {
  margin-top: 58px;
  padding: 34px;
  border-radius: calc(var(--radius) + 2px);
  background: linear-gradient(135deg, #06163d 0%, #0c2358 100%);
  box-shadow: var(--shadow);
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, .85fr);
  gap: 34px;
  align-items: start;
}
.tender-card .eyebrow { margin-bottom: 14px; }
.tender-card h2 { color: var(--gold); font-size: clamp(32px, 4vw, 48px); font-weight: 800; letter-spacing: -.025em; margin-bottom: 16px; }
.tender-card p { margin: 0; color: rgba(255,255,255,.86); }
.tender-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}
.tender-list li {
  position: relative;
  padding: 14px 16px 14px 44px;
  border-radius: 14px;
  background: rgba(255,255,255,.08);
  color: var(--white);
}
.tender-list li::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 18px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 5px rgba(240,207,86,.14);
}

.about-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 80px; align-items: start; }
.about-text { font-size: 18px; color: #465360; }
.about-text p { margin-top: 0; }

.contacts-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.contact-block {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}
.contact-block span { display: block; margin-bottom: 11px; color: var(--muted); font-size: 12px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.contact-block a { display: block; color: var(--navy); font-weight: 700; text-decoration: none; word-break: break-word; }
.contact-block a + a { margin-top: 7px; }
.contact-block p { margin: 0; }
.notice {
  margin-top: 28px;
  padding: 24px 28px;
  border-left: 4px solid var(--gold);
  background: #fbf7e5;
  border-radius: 10px;
}
.notice strong { color: var(--navy); }
.notice p { margin: 8px 0 0; color: #53616e; }

.footer { padding: 32px 0; background: #081a2d; color: #d5dee7; }
.footer-inner { display: flex; justify-content: space-between; gap: 30px; font-size: 13px; }
.footer p { margin: 0; }

@media (max-width: 900px) {
  .nav { display: none; }
  .hero-grid { grid-template-columns: 1fr; min-height: auto; gap: 36px; padding: 72px 0; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .tender-card { grid-template-columns: 1fr; gap: 24px; }
  .about-grid { grid-template-columns: 1fr; gap: 24px; }
  .contacts-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .container { width: min(100% - 28px, 1160px); }
  .header-inner { min-height: 92px; }
  .brand-logo { height: 68px; width: auto; }
  h1 { font-size: 40px; }
  .hero-subtitle { font-size: 16px; }
  .lead { font-size: 18px; }
  .hero-grid { padding: 58px 0; }
  .hero-emblem { width: 112px; margin-bottom: 18px; }
  .hero-actions { display: grid; }
  .button { width: 100%; }
  .section { padding: 66px 0; }
  .services-grid, .contacts-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 0; }
  .tender-card { padding: 24px; }
  .footer-inner { display: grid; gap: 10px; }
}

/* Стоимость услуг */
.price-section {
  background:
    radial-gradient(circle at 90% 12%, rgba(240,207,86,.10), transparent 28%),
    linear-gradient(180deg, #ffffff 0%, #fbfcff 100%);
}
.price-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 44px;
  align-items: end;
  margin-bottom: 34px;
}
.price-heading { margin-bottom: 0; }
.section-intro {
  max-width: 760px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 17px;
}
.price-highlight {
  padding: 24px 26px;
  border-radius: var(--radius);
  background: var(--navy);
  color: var(--white);
  box-shadow: var(--shadow);
}
.price-highlight span {
  display: block;
  color: #a9d8ef;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.price-highlight strong {
  display: block;
  margin-top: 4px;
  font-size: 30px;
  line-height: 1.2;
}
.price-highlight small {
  display: block;
  margin-top: 8px;
  color: #d7e5ef;
  line-height: 1.45;
}
.price-catalog {
  display: grid;
  gap: 12px;
}
.price-category {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: var(--white);
  box-shadow: 0 8px 26px rgba(10,35,66,.035);
}
.price-category summary {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0,1fr) auto;
  gap: 18px;
  align-items: center;
  min-height: 84px;
  padding: 18px 60px 18px 22px;
  cursor: pointer;
  list-style: none;
}
.price-category summary::-webkit-details-marker { display: none; }
.price-category summary::after {
  content: "+";
  position: absolute;
  right: 22px;
  top: 50%;
  width: 28px;
  height: 28px;
  margin-top: -14px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--surface);
  color: var(--navy);
  font-size: 20px;
  font-weight: 600;
}
.price-category[open] summary::after { content: "−"; }
.price-category[open] summary {
  border-bottom: 1px solid var(--line);
  background: #fbfdff;
}
.price-category summary:hover { background: #f8fbfd; }
.price-category-copy strong {
  display: block;
  color: var(--navy);
  font-size: 18px;
  line-height: 1.25;
}
.price-category-copy small {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-size: 13px;
}
.price-count {
  min-width: 82px;
  padding: 6px 10px;
  border-radius: 999px;
  background: #fbf2c9;
  color: var(--gold);
  text-align: center;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}
.price-list { padding: 4px 22px 10px; }
.price-row {
  display: grid;
  grid-template-columns: minmax(0,1fr) 235px;
  gap: 28px;
  align-items: center;
  padding: 17px 2px;
  border-bottom: 1px solid #edf0f3;
}
.price-row:last-child { border-bottom: 0; }
.price-service {
  color: #324150;
  line-height: 1.45;
}
.price-value {
  color: var(--navy);
  font-weight: 800;
  text-align: right;
  line-height: 1.35;
}
.price-note {
  margin-top: 22px;
  padding: 20px 24px;
  border: 1px solid #eadb8d;
  border-radius: 12px;
  background: #fbf7e5;
}
.price-note strong { color: var(--navy); }
.price-note p { margin: 5px 0 0; color: #53616e; font-size: 14px; }

@media (max-width: 900px) {
  .price-head { grid-template-columns: 1fr; gap: 24px; }
  .price-highlight { max-width: 460px; }
}
@media (max-width: 600px) {
  .price-category summary {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 17px 52px 17px 17px;
  }
  .price-count { justify-self: start; }
  .price-list { padding: 2px 17px 8px; }
  .price-row {
    grid-template-columns: 1fr;
    gap: 7px;
    padding: 15px 0;
  }
  .price-value { text-align: left; }
  .price-highlight strong { font-size: 26px; }
}