:root {
  --bg: #0f1218;
  --bg-elevated: #181d27;
  --text: #e8eaef;
  --text-muted: #9aa3b5;
  --accent: #e30613;
  --accent-soft: rgba(227, 6, 19, 0.12);
  --border: rgba(255, 255, 255, 0.08);
  --font-sans: "DM Sans", system-ui, sans-serif;
  --font-display: "Instrument Serif", Georgia, serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

.bg-pattern {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(227, 6, 19, 0.1), transparent),
    radial-gradient(ellipse 60% 40% at 100% 100%, rgba(60, 80, 120, 0.15), transparent),
    linear-gradient(180deg, var(--bg) 0%, #12161f 100%);
  pointer-events: none;
  z-index: 0;
}

.spiral-accent {
  position: fixed;
  top: 8%;
  right: -4%;
  width: min(420px, 55vw);
  height: min(420px, 55vw);
  color: var(--accent);
  opacity: 0.08;
  pointer-events: none;
  z-index: 0;
}

.spiral-accent svg {
  width: 100%;
  height: 100%;
  animation: slow-spin 120s linear infinite;
}

@keyframes slow-spin {
  to { transform: rotate(360deg); }
}

.site-header,
.site-main,
.site-footer {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: min(720px, 100%);
  margin-inline: auto;
  padding-inline: max(1rem, env(safe-area-inset-left, 0px));
  padding-inline-end: max(1rem, env(safe-area-inset-right, 0px));
}

.site-header {
  padding-top: 2.5rem;
  padding-bottom: 1rem;
}

.site-logo {
  display: inline-block;
  padding: 1rem 1.25rem;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
  text-decoration: none;
  line-height: 0;
}

.site-logo img {
  display: block;
  width: min(280px, 85vw);
  height: auto;
}

.legal-name {
  margin-top: 1rem;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.site-main {
  flex: 1;
  padding-bottom: 3rem;
}

.hero {
  padding: 2rem 0 2.5rem;
}

.badge {
  display: inline-block;
  margin-bottom: 1.25rem;
  padding: 0.35rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(227, 6, 19, 0.3);
  border-radius: 999px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 8vw, 4.25rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.hero h1 em {
  font-style: italic;
  color: var(--accent);
}

.lead {
  margin-top: 1.25rem;
  max-width: 42rem;
  font-size: clamp(0.95rem, 2.5vw, 1.05rem);
  color: var(--text-muted);
}

.card,
.about,
.products,
.sectors,
.contact {
  margin-top: 2rem;
  padding: clamp(1.25rem, 4vw, 1.75rem);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.about h2,
.products h2,
.sectors h2,
.contact h2 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.about-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  text-align: justify;
  hyphens: auto;
}

.product-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 160px), 1fr));
  gap: 0.65rem;
}

.product-grid li {
  padding: 0.65rem 0.9rem;
  font-size: 0.9rem;
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.sector-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.sector-tags span {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  background: var(--accent-soft);
  border: 1px solid rgba(227, 6, 19, 0.25);
  border-radius: 8px;
}

.contact--top {
  margin-top: 0.5rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.contact-item h3 {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.contact-item address {
  font-style: normal;
  font-size: clamp(0.9rem, 2.5vw, 1rem);
  line-height: 1.6;
  color: var(--text);
}

.contact-action {
  display: inline-block;
  min-height: 2.75rem;
  padding: 0.35rem 0;
  font-size: clamp(1rem, 3.5vw, 1.2rem);
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  word-break: break-word;
}

.contact-action--email {
  font-size: clamp(0.9rem, 3vw, 1.05rem);
  font-weight: 500;
}

.contact-action:hover,
.contact-action:focus-visible {
  text-decoration: underline;
  outline: none;
}

.contact-link {
  display: inline-block;
  margin-top: 0.75rem;
  min-height: 2.75rem;
  padding: 0.5rem 0;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.contact-link:hover,
.contact-link:focus-visible {
  color: var(--accent);
  outline: none;
}

.site-footer {
  padding: 2rem 1.5rem 2.5rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
}

@media (min-width: 480px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }

  .contact-grid .contact-item:first-child {
    grid-column: 1 / -1;
  }

  .product-grid {
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  }
}

@media (min-width: 640px) {
  .site-header,
  .site-main,
  .site-footer {
    padding-inline: max(2rem, env(safe-area-inset-left, 0px));
    padding-inline-end: max(2rem, env(safe-area-inset-right, 0px));
  }

  .hero {
    padding-top: 3rem;
  }

  .card,
  .about,
  .products,
  .sectors,
  .contact {
    margin-top: 2.5rem;
  }
}

@media (min-width: 768px) {
  .site-header,
  .site-main,
  .site-footer {
    max-width: 800px;
  }

  .contact-grid {
    grid-template-columns: 1.2fr 1fr 1fr;
  }

  .contact-grid .contact-item:first-child {
    grid-column: auto;
  }

  .spiral-accent {
    right: 2%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .spiral-accent svg {
    animation: none;
  }

  html {
    scroll-behavior: auto;
  }
}