* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-bg: #171717;
  --color-bg-alt: #202020;
  --color-surface: #262626;
  --color-text: #f2f2f0;
  --color-text-muted: #a8a8a4;
  --color-accent: #ff6a00;
  --color-border: #3a3a3a;
  --font-heading: "Arial Black", Arial, sans-serif;
  --font-body: Arial, Helvetica, sans-serif;
  --container-width: 1160px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.15;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); margin-bottom: 32px; }

a { color: inherit; text-decoration: none; }

.btn {
  display: inline-block;
  padding: 14px 28px;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-size: 0.95rem;
  border: 2px solid transparent;
}

.btn-accent {
  background: var(--color-accent);
  color: #111111;
}

.btn-outline {
  border-color: var(--color-text);
  color: var(--color-text);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  width: 36px;
  height: 36px;
  color: var(--color-text);
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  letter-spacing: 0.05em;
}

.main-nav {
  display: flex;
  gap: 28px;
}

.main-nav a {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.phone-link {
  font-family: var(--font-heading);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 26px;
  height: 3px;
  background: var(--color-text);
}

.hero {
  padding: 160px 0 100px;
  border-bottom: 4px solid var(--color-accent);
  background-image:
    radial-gradient(ellipse at top right, var(--color-bg-alt), var(--color-bg) 70%),
    repeating-linear-gradient(45deg, transparent, transparent 40px, color-mix(in srgb, var(--color-accent) 6%, transparent) 40px, color-mix(in srgb, var(--color-accent) 6%, transparent) 80px);
}

.hero-inner {
  max-width: 760px;
}

.hero-sub {
  margin-top: 20px;
  color: var(--color-text-muted);
  font-size: 1.1rem;
  max-width: 560px;
}

.hero-actions {
  margin-top: 32px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.services {
  padding: 96px 0;
  background: var(--color-bg-alt);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-accent);
  padding: 28px;
}

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
}

.service-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.about {
  padding: 96px 0;
}

.about .container {
  max-width: 760px;
}

.about p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

.why-us {
  padding: 96px 0;
  background: var(--color-bg-alt);
}

.why-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.why-list li {
  position: relative;
  padding-left: 28px;
  font-size: 1.05rem;
}

.why-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 14px;
  height: 14px;
  background: var(--color-accent);
}

.contacts {
  padding: 96px 0;
}

.contacts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 40px;
}

.contact-label {
  display: block;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.contacts-grid a {
  font-size: 1.1rem;
}

.contacts-actions {
  display: flex;
  gap: 16px;
}

.site-footer {
  padding: 48px 0;
  background: var(--color-bg-alt);
  border-top: 4px solid var(--color-accent);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  letter-spacing: 0.05em;
}

.footer-brand .logo-icon {
  width: 28px;
  height: 28px;
}

.footer-requisites p {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  margin-bottom: 4px;
}

.footer-copy {
  color: var(--color-text-muted);
  font-size: 0.8rem;
  margin-top: 8px;
}

.footer-legal-links {
  font-size: 0.8rem;
  margin-top: 4px;
}

.footer-legal-links a {
  color: var(--color-text-muted);
  text-decoration: underline;
}

.cookie-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 200;
  background: var(--color-surface);
  border-top: 2px solid var(--color-accent);
  padding: 20px 0;
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.cookie-banner.is-visible {
  transform: translateY(0);
}

.cookie-banner-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.cookie-banner-inner p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  max-width: 700px;
}

.cookie-banner-inner a {
  color: var(--color-text);
  text-decoration: underline;
}

.legal {
  padding: 96px 0;
}

.legal .container {
  max-width: 760px;
}

.legal h1 {
  margin-bottom: 32px;
}

.legal h2 {
  margin-top: 40px;
  margin-bottom: 12px;
  font-size: 1.25rem;
}

.legal p,
.legal li {
  color: var(--color-text-muted);
  font-size: 1rem;
  margin-bottom: 16px;
}

.legal ul {
  padding-left: 20px;
}

.legal a {
  color: var(--color-text);
  text-decoration: underline;
}

@media (max-width: 860px) {
  .cookie-banner-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .main-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    transform: translateY(-150%);
    transition: transform 0.25s ease;
    border-bottom: 1px solid var(--color-border);
  }

  .main-nav.is-open {
    transform: translateY(0);
  }

  .header-actions .phone-link {
    display: none;
  }

  .logo-text {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .why-list {
    grid-template-columns: 1fr;
  }

  .contacts-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 120px 0 64px;
  }
}