:root {
  --blue: #2457a4;
  --blue-hover: #1b4585;
  --blue-soft: #eaf0f8;
  --ink: #16181c;
  --muted: #58585a;
  --line: #e3e6ec;
  --bg: #f5f6f8;
  --white: #fff;
  --radius: 14px;
  --shadow: 0 12px 40px rgba(22, 24, 28, 0.08);
  --max: 1160px;
  --header: 76px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  font-size: 18px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--white);
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); }
h1, h2, h3 {
  font-family: Outfit, "Segoe UI", sans-serif;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin: 0 0 0.6em;
}

.skip {
  position: absolute;
  left: -999px;
  top: 0;
}
.skip:focus {
  left: 12px;
  top: 12px;
  z-index: 100;
  background: var(--white);
  padding: 8px 12px;
}

.wrap {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  border: 0;
  font: 600 16px Outfit, sans-serif;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary {
  background: var(--blue);
  color: var(--white);
}
.btn-primary:hover { background: var(--blue-hover); }
.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.35);
}
.btn-ghost:hover { background: rgba(255,255,255,0.08); }
.btn-light {
  background: var(--white);
  color: var(--blue);
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header);
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.logo img {
  height: 48px;
  width: auto;
}
.brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
  line-height: 0;
}
.brand img {
  height: 52px;
  width: auto;
  display: block;
}
.brand-foot {
  display: inline-flex;
  background: #fff;
  border-radius: 10px;
  padding: 8px 10px;
}
.brand-foot img {
  height: 56px;
}
.nav {
  display: flex;
  align-items: center;
  gap: 18px;
}
.nav a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
}
.nav a:hover { color: var(--blue); }
.header-call {
  margin-left: 8px;
}
.menu-toggle {
  display: none;
  background: none;
  border: 0;
  width: 42px;
  height: 42px;
  padding: 0;
}
.menu-toggle span,
.menu-toggle span:before,
.menu-toggle span:after {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  position: relative;
}
.menu-toggle span:before,
.menu-toggle span:after {
  content: "";
  position: absolute;
  left: 0;
}
.menu-toggle span:before { top: -7px; }
.menu-toggle span:after { top: 7px; }

/* Hero */
.hero {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  color: var(--white);
  background: #0c1018 center/cover no-repeat;
  isolation: isolate;
}
.hero:after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10,13,20,0.88) 0%, rgba(10,13,20,0.55) 55%, rgba(10,13,20,0.35) 100%);
  z-index: -1;
}
.hero h1 {
  font-size: clamp(2.1rem, 4.6vw, 3.6rem);
  max-width: 16ch;
  margin-bottom: 10px;
}
.hero p {
  max-width: 38ch;
  font-size: 1.15rem;
  color: rgba(255,255,255,0.86);
  margin: 0 0 28px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 36px;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 28px;
  color: rgba(255,255,255,0.75);
  font-size: 15px;
}
.hero-meta strong { color: var(--white); font-weight: 600; }
.hero-meta a { color: inherit; text-decoration: none; }
.hero-meta a:hover { text-decoration: underline; }

.pills {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: -42px;
  position: relative;
  z-index: 2;
}
.pill {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 22px 20px;
  box-shadow: var(--shadow);
}
.pill b {
  display: block;
  font-family: Outfit, sans-serif;
  font-size: 1.05rem;
  margin-bottom: 4px;
}
.pill span {
  color: var(--muted);
  font-size: 15px;
}

/* Sections */
section { padding: 88px 0; }
.section-kicker {
  color: var(--blue);
  font-family: Outfit, sans-serif;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.section-lead {
  font-size: 1.2rem;
  color: var(--muted);
  max-width: 46ch;
  margin: 0 0 40px;
}
.bg-soft { background: var(--bg); }
.bg-dark {
  background: #12151c;
  color: var(--white);
}
.bg-dark .section-lead { color: rgba(255,255,255,0.72); }

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.cards-services {
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.cards-tech {
  grid-template-columns: repeat(3, 1fr);
}
.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 24px 24px;
  text-decoration: none;
  color: inherit;
  display: block;
  transition: transform .15s ease, border-color .15s ease;
}
.card:hover {
  transform: translateY(-3px);
  border-color: #c5d3e8;
}
.card h3 { font-size: 1.25rem; margin-bottom: 8px; }
.card p { margin: 0; color: var(--muted); font-size: 16px; }

.split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.split img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: 18px;
}
.list {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
}
.list li {
  position: relative;
  padding: 12px 0 12px 34px;
  border-bottom: 1px solid var(--line);
}
.bg-dark .list li { border-color: rgba(255,255,255,0.1); }
.list li:before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--blue-soft);
  box-shadow: inset 0 0 0 5px var(--blue);
}
.list strong { display: block; }
.list span { color: var(--muted); font-size: 16px; }
.bg-dark .list span { color: rgba(255,255,255,0.68); }

.why {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.why article {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px;
  border: 1px solid var(--line);
}
.why h3 { font-size: 1.1rem; }
.why p { margin: 0; color: var(--muted); font-size: 16px; }
.why-3 { grid-template-columns: repeat(3, 1fr); }
.section-lead.wide { max-width: 62ch; }
.h3-plain {
  font-size: 1.15rem;
  margin: 0 0 14px;
}
.checklist {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 24px;
}
.checklist li {
  position: relative;
  padding-left: 22px;
  color: var(--muted);
}
.checklist li:before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue);
}
.note {
  max-width: 56ch;
  color: var(--muted);
  font-size: 15px;
  margin: 0 0 24px;
}
.bg-dark p { color: rgba(255,255,255,0.82); }
.bg-dark .section-lead { color: rgba(255,255,255,0.72); }

.warranty {
  background: var(--blue-soft);
  border-radius: 20px;
  padding: 36px 40px;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 24px;
  align-items: center;
}
.warranty p { margin: 0; color: var(--muted); }

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
}
.facts a { color: inherit; text-decoration: none; }
.facts a:hover { color: var(--blue); }
.facts dt {
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  margin-top: 18px;
}
.facts dd { margin: 4px 0 0; font-size: 1.15rem; font-weight: 600; }
.map {
  width: 100%;
  height: 280px;
  border: 0;
  border-radius: 16px;
  margin-top: 22px;
  filter: grayscale(0.2);
}

form {
  display: grid;
  gap: 12px;
  background: var(--white);
  padding: 28px;
  border-radius: 18px;
  border: 1px solid var(--line);
}
label { font-size: 14px; font-weight: 600; }
input, textarea, select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 14px;
  font: inherit;
}
textarea { min-height: 130px; resize: vertical; }
.hp { position: absolute; left: -9999px; }
.form-msg {
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 15px;
}
.form-msg.ok { background: #e8f6ec; color: #146c2e; }
.form-msg.err { background: #fdecec; color: #9b1c1c; }

.footer {
  background: #0e1116;
  color: rgba(255,255,255,0.7);
  padding: 36px 0;
  font-size: 15px;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.footer a { color: var(--white); text-decoration: none; }

.mobile-call { display: none; }

@media (max-width: 1100px) {
  .cards-services { grid-template-columns: repeat(2, 1fr); }
  .nav { gap: 12px; font-size: 14px; }
}

@media (max-width: 980px) {
  .pills, .cards, .why, .cards-tech, .why-3, .checklist { grid-template-columns: 1fr 1fr; }
  .split, .warranty, .contact-grid, .cta-panel, .form-row, .footer-grid { grid-template-columns: 1fr; }
  .split img { height: 280px; }
}

@media (max-width: 760px) {
  .menu-toggle { display: block; }
  .nav {
    display: none;
    position: absolute;
    top: var(--header);
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    align-items: stretch;
    padding: 12px 20px 20px;
    border-bottom: 1px solid var(--line);
    gap: 0;
  }
  .nav.open { display: flex; }
  .nav a {
    padding: 12px 0;
    border-bottom: 1px solid var(--line);
    min-height: 44px;
  }
  .nav .btn {
    margin: 10px 0 0;
    width: 100%;
  }
  .header-call { display: none; }
  .pills, .why, .why-3, .cards-tech, .checklist { grid-template-columns: 1fr; }
  .cards-services { grid-template-columns: 1fr; }
  .pills { margin-top: 0; padding-top: 24px; }
  .hero { min-height: auto; padding: 64px 0 56px; }
  .mobile-cta { display: grid; }
  section { padding: 64px 0; }
  body { padding-bottom: 84px; }
}

.nav a.btn-primary { color: var(--white); }
.nav a.btn-primary:hover { color: var(--white); background: var(--blue-hover); }
.btn-text {
  background: transparent;
  color: var(--ink);
  border: 0;
  padding: 0 4px;
}
.btn-outline {
  background: transparent;
  color: var(--blue);
  border: 1px solid var(--line);
}
.btn-outline:hover { border-color: var(--blue); }
.ico {
  width: 28px;
  height: 28px;
  color: var(--blue);
  margin-bottom: 10px;
  display: block;
}
.hero-sub {
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  margin: 0 0 14px;
  max-width: 28ch;
}
.hero-sub strong { font-weight: 600; }
.card-static { cursor: default; }
.card-static:hover { transform: none; border-color: var(--line); }
.cta-panel {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 36px 40px;
}
.cta-panel .section-lead { margin-bottom: 0; }
.page-hero { padding: 64px 0 24px; }
.page-hero .section-kicker a { color: inherit; text-decoration: none; }
.form-narrow { max-width: 680px; }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.opt { font-weight: 400; color: var(--muted); }
.related-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.related-list li { border-bottom: 1px solid var(--line); }
.related-list a {
  display: block;
  padding: 12px 0;
  text-decoration: none;
  color: var(--ink);
  font-weight: 600;
  min-height: 44px;
}
.related-list a:hover { color: var(--blue); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 28px;
}
.footer-label {
  color: var(--white);
  font-family: Outfit, sans-serif;
  font-weight: 600;
  margin: 0 0 10px;
}
.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-links a {
  display: inline-block;
  padding: 4px 0;
  color: rgba(255,255,255,0.78);
}
.footer-legal, .footer-copy { margin: 12px 0 0; }
.footer-copy {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 18px;
}
.muted { font-weight: 400; color: var(--muted); }
.muted-block { color: var(--muted); font-size: 15px; }
.review-meta { margin-top: 12px; font-size: 14px; color: var(--muted); }
.mobile-cta {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 40;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
  background: var(--white);
  border-top: 1px solid var(--line);
}
.mobile-cta .btn { min-height: 44px; }
.map { min-height: 280px; }