/* =========================================================
   Arkana WMS — Base styles
   Reset, document-level styles, layout primitives.
   ========================================================= */

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

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

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  font-size: 16px;
  line-height: 1.55;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  /* Subtle blueprint grid background — gives the page an industrial feel */
  background-image:
    linear-gradient(var(--rule-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--rule-soft) 1px, transparent 1px);
  background-size: 56px 56px;
  background-position: -1px -1px;
  min-height: 100vh;
}

/* Vignette overlay so the grid recedes into the corners */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 0%, var(--paper) 80%);
  pointer-events: none;
  z-index: 0;
}

main, header, footer { position: relative; z-index: 1; }

a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
img, svg { display: block; max-width: 100%; height: auto; }

::selection { background: var(--accent); color: var(--paper); }

/* Layout container */
.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
}

/* Section primitives — used by every content section */
.section {
  padding: clamp(80px, 12vh, 140px) 0;
  border-bottom: var(--rule-line);
  position: relative;
}
.section-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.section-num::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--ink);
}
.section-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  max-width: 780px;
  margin-bottom: 16px;
}
.section-lead {
  font-size: 1.05rem;
  color: var(--muted-strong);
  max-width: 600px;
  line-height: 1.55;
}

/* Accessibility: respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* Hide visually but keep accessible to screen readers */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}