/* ==========================================================================
   Base: reset, typography, layout helpers, utilities
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0; font-family: var(--font-body); font-size: 16px; line-height: 1.65;
  color: var(--text); background: var(--bg); -webkit-font-smoothing: antialiased;
  transition: background var(--t) var(--ease), color var(--t) var(--ease);
  overflow-x: hidden;
}
img, svg, video { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-600); }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; padding: 0; }
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.2; margin: 0 0 .5em; letter-spacing: -.01em; color: var(--text); }
h1 { font-size: clamp(2.2rem, 5vw, 4rem); font-weight: 700; }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.6rem); font-weight: 700; }
h3 { font-size: 1.3rem; font-weight: 600; }
h4 { font-size: 1.05rem; font-weight: 600; font-family: var(--font-body); }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; }
hr { border: 0; border-top: 1px solid var(--border); margin: 2rem 0; }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 4px; }
::selection { background: var(--accent); color: #fff; }

.container { width: min(100% - 2.5rem, var(--container)); margin-inline: auto; }
.container-narrow { width: min(100% - 2.5rem, 860px); margin-inline: auto; }
.section { padding: clamp(3.5rem, 7vw, 6rem) 0; }
.section-alt { background: var(--surface-2); }
.section-dark { background: var(--ink); color: var(--on-ink); }
.section-dark h2, .section-dark h3 { color: var(--on-ink); }
.section-head { max-width: 720px; margin: 0 auto 2.75rem; text-align: center; }
.section-head.left { margin-left: 0; text-align: left; }
.section-head p { color: var(--muted); font-size: 1.08rem; }
.section-dark .section-head p { color: rgba(246, 242, 234, .75); }
.eyebrow { display: inline-flex; align-items: center; gap: .5rem; font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--accent-600); margin-bottom: .75rem; }
.eyebrow::before { content: ""; width: 28px; height: 2px; background: currentColor; border-radius: 2px; }

.grid { display: grid; gap: 1.5rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.auto-grid { grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); }
.flex { display: flex; } .items-center { align-items: center; } .between { justify-content: space-between; }
.gap-1 { gap: .5rem; } .gap-2 { gap: 1rem; } .gap-3 { gap: 1.5rem; } .wrap { flex-wrap: wrap; }
.text-center { text-align: center; } .muted { color: var(--muted); } .small { font-size: .875rem; }
.mt-1 { margin-top: .5rem; } .mt-2 { margin-top: 1rem; } .mt-3 { margin-top: 1.5rem; } .mt-4 { margin-top: 2.5rem; }
.mb-0 { margin-bottom: 0; } .mb-2 { margin-bottom: 1rem; }
.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; }
.hidden, [hidden] { display: none !important; }
.no-scroll { overflow: hidden; }

/* Scroll reveal (see js/ui/effects.js) */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); transition-delay: var(--d, 0s); }
.reveal.in { opacity: 1; transform: none; }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 680px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  body { font-size: 15.5px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}