/* ============================================================
   arro.health — shared site styles
   Depends on tokens.css (the brand source of truth).
   ============================================================ */

*, *::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);
  background: var(--paper);
  color: var(--ink-800);
  line-height: var(--leading-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
h1, h2, h3, h4 {
  font-family: var(--font-display);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  font-weight: 700;
}
.mono { font-family: var(--font-mono); }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 var(--space-6); }
.wrap-narrow { max-width: 820px; margin: 0 auto; padding: 0 var(--space-6); }

/* ---------- shared bits ---------- */
.eyebrow {
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500;
  letter-spacing: var(--tracking-wide); text-transform: uppercase; color: var(--aqua-600);
  display: inline-flex; align-items: center; gap: .55rem;
}
.eyebrow::before { content:""; width: 22px; height: 1px; background: var(--aqua-500); }
.eyebrow.on-dark { color: var(--aqua-400); }

.lockup { display: inline-flex; align-items: center; gap: .6rem; }
.lockup .word { font-family: var(--font-display); font-weight: 800; font-size: 1.4rem; letter-spacing: -0.04em; color: var(--ink-800); }
.lockup .dot { color: var(--aqua-500); }
.lockup .health { color: var(--gray-400); font-weight: 600; }
.lockup.on-dark .word { color: var(--paper); }
.lockup.on-dark .health { color: rgba(247,250,252,0.55); }

/* ---------- buttons ---------- */
.btn {
  font-family: var(--font-body); font-weight: 600; font-size: var(--text-base);
  padding: .8rem 1.4rem; border-radius: var(--radius-pill);
  display: inline-flex; align-items: center; gap: .5rem; white-space: nowrap;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}
.btn:hover { transform: translateY(-2px); }
.btn .arrow { transition: transform var(--dur-fast) var(--ease-out); }
.btn:hover .arrow { transform: translateX(4px); }
.btn-sm { padding: .55rem 1rem; font-size: var(--text-sm); }
.btn-primary { background: var(--teal-500); color: var(--paper); }
.btn-primary:hover { box-shadow: var(--shadow-md); }
.btn-signal { background: var(--grad-signal); color: var(--paper); box-shadow: var(--shadow-glow); }
.btn-ghost { background: transparent; color: var(--teal-600); border: 1.5px solid var(--gray-300); }
.btn-ghost:hover { border-color: var(--teal-500); }
.btn-ghost.on-dark { color: var(--paper); border-color: rgba(255,255,255,0.22); }
.btn-ghost.on-dark:hover { border-color: rgba(255,255,255,0.5); }

/* ---------- status chips ---------- */
.chip {
  font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: .04em; text-transform: uppercase;
  display: inline-flex; align-items: center; gap: .45rem; padding: .3rem .65rem; border-radius: var(--radius-pill);
}
.chip::before { content:""; width: 7px; height: 7px; border-radius: 50%; }
.chip-verified { background: rgba(24,182,168,0.14); color: var(--aqua-700); }
.chip-verified::before { background: var(--aqua-500); box-shadow: 0 0 0 3px rgba(24,182,168,0.22); }
.chip-pending  { background: rgba(226,163,59,0.16); color: #9A6A12; }
.chip-pending::before  { background: var(--pending); }
.chip-flag     { background: rgba(226,87,76,0.14); color: #B23A30; }
.chip-flag::before     { background: var(--flag); }
/* on-dark variants */
.on-ink .chip-verified { color: var(--aqua-300); }
.on-ink .chip-pending  { color: #F0C272; }
.on-ink .chip-flag     { color: #F2998F; }

/* ---------- reveal on load ---------- */
.reveal { opacity: 0; transform: translateY(18px); animation: rise var(--dur-slow) var(--ease-out) forwards; }
@keyframes rise { to { opacity: 1; transform: none; } }
.d1{animation-delay:.05s}.d2{animation-delay:.14s}.d3{animation-delay:.24s}
.d4{animation-delay:.36s}.d5{animation-delay:.48s}.d6{animation-delay:.6s}
@media (prefers-reduced-motion: reduce){ .reveal{animation:none;opacity:1;transform:none;} *{scroll-behavior:auto;} }

/* ---------- site nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(140%) blur(10px);
  background: rgba(247,250,252,0.82);
  border-bottom: 1px solid var(--gray-200);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.nav-links { display: flex; align-items: center; gap: var(--space-8); }
.nav-links a { font-size: var(--text-sm); font-weight: 500; color: var(--gray-600); transition: color var(--dur-fast); }
.nav-links a:hover { color: var(--teal-600); }
.nav-cta { display: flex; align-items: center; gap: var(--space-4); }
@media (max-width: 820px){ .nav-links { display:none; } }

/* ---------- footer ---------- */
.site-footer { background: var(--ink-900); color: rgba(247,250,252,0.6); padding: var(--space-16) 0 var(--space-12); }
.site-footer .cols { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: var(--space-8); margin-bottom: var(--space-12); }
.site-footer h5 { font-family: var(--font-mono); font-size: var(--text-xs); text-transform: uppercase; letter-spacing: var(--tracking-wide); color: var(--aqua-400); margin-bottom: var(--space-4); }
.site-footer a { display: block; font-size: var(--text-sm); color: rgba(247,250,252,0.6); padding: .25rem 0; transition: color var(--dur-fast); }
.site-footer a:hover { color: var(--paper); }
.site-footer .tagline { margin-top: var(--space-4); font-size: var(--text-sm); max-width: 30ch; }
.site-footer .legal { display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-4); padding-top: var(--space-8); border-top: 1px solid rgba(255,255,255,0.08); font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: .04em; text-transform: uppercase; }
@media (max-width: 820px){ .site-footer .cols { grid-template-columns: 1fr 1fr; } }