:root {
  --text-main: #ffffff;
  --ok: var(--accent);
  --danger: #8f1a1a;
  --industrial-red-alpha: rgba(211, 47, 47, 0.2);
  --brand-plate-glow: rgba(255, 255, 255, 0.14);
  --brand-seam-color: rgba(211, 47, 47, 0.92);
  --brand-seam-dot: rgba(255, 255, 255, 0.52);

  --transition-fast: 0.22s ease;
  --transition-normal: 300ms;
  --transition-slow: 500ms;
  --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);

  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  --radius-xl: 16px;
  --radius-full: 999px;

  --z-base: 1;
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-toast: 1080;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  font-weight: 400;
  line-height: 1.6;
  background:
    linear-gradient(135deg, rgba(211, 47, 47, 0.03) 0%, transparent 34%),
    repeating-linear-gradient(
      -45deg,
      rgba(55, 71, 79, 0.02) 0,
      rgba(55, 71, 79, 0.02) 9px,
      transparent 9px,
      transparent 18px
    ),
    var(--bg-main);
}

h1,
h2,
h3,
h4,
h5,
h6,
.navbar-brand span,
.contact-title,
.section-title,
.cta-title,
.stat-number {
  margin-top: 0;
  font-family: var(--font-display);
  letter-spacing: 0.03em;
  line-height: 1.08;
  font-weight: 400;
}

h1,
.hero-title,
.page-title,
.contact-title,
.cta-title {
  letter-spacing: 0.04em;
}

h2,
h3,
h4,
h5,
h6,
.section-title,
.footer-title,
.logo-text,
.eyebrow {
  letter-spacing: 0.035em;
}

p,
li,
.section-subtitle,
.product-description,
.service-description,
.testimonial-quote,
.footer-description {
  font-weight: 400;
}

label,
.form-label,
.nav-link,
.footer-link,
.testimonial-company-note,
.testimonial-verified,
.status-msg {
  font-weight: 500;
}

button,
.btn,
input,
textarea,
select {
  font-weight: 500;
}

strong,
b {
  font-weight: 700;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
}

h2 {
  font-size: clamp(2rem, 4.8vw, 3.2rem);
}

h3 {
  font-size: clamp(1.45rem, 3vw, 1.9rem);
}

.card-shell h3,
.product-card h3,
.service-card h3,
.blog-card h3,
.mini-card h3,
.featured-post h3 {
  font-size: clamp(1.3rem, 2.2vw, 1.5rem);
}

a {
  color: var(--steel-dark);
}

.small,
small {
  color: var(--text-muted);
}

@media (max-width: 768px) {
  :root {
    --spacing-2xl: 2.25rem;
    --spacing-3xl: 3rem;
  }
}

@media (max-width: 480px) {
  :root {
    --spacing-xl: 1.5rem;
    --spacing-2xl: 2rem;
    --spacing-3xl: 2.5rem;
  }
}