/* ============================================================
   AdValorem Shared Shell — Base
   Applies to every AdValorem surface. Load AFTER tokens.css.
   ============================================================ */

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

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* Subtle grid texture — matches production agentic.* */
body::before {
  content: "";
  position: fixed; inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.022) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.022) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none; z-index: 0;
  mask-image: radial-gradient(ellipse 100% 60% at 50% 0%, #000 30%, transparent 80%);
}

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 1;
}
.container-wide { max-width: var(--maxw-wide); }

a { color: inherit; text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--accent); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  margin: 0;
  letter-spacing: -0.025em;
  font-weight: 600;
  line-height: 1.1;
}
h1 { font-size: var(--text-hero); letter-spacing: -0.04em; }
h2 { font-size: var(--text-2xl); }
h3 { font-size: var(--text-xl); }
h4 { font-size: var(--text-md); }

p { margin: 0 0 var(--space-4); color: var(--fg-soft); }

code, pre, .mono { font-family: var(--font-mono); }
code { font-size: 0.92em; }

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

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--accent); color: var(--accent-ink);
  padding: 8px 14px; border-radius: 0 0 8px 0; z-index: 100;
}
.skip-link:focus { left: 0; }

/* Utility */
.hl        { color: var(--accent); font-weight: 500; }
.dim       { color: var(--fg-dim); }
.faint     { color: var(--fg-faint); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px; letter-spacing: 0.04em;
  text-transform: lowercase;
  color: var(--accent);
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-strong);
  background: rgba(0, 255, 136, 0.04);
}
.eyebrow .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: adv-pulse 2.4s infinite;
}
@keyframes adv-pulse { 0%,100%{opacity:1} 50%{opacity:.35} }