/* ============================================================
   CARD PRIME D 3.0 — Global chrome
   Reset · type · nav · footer · buttons · cards · reveals
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg, canvas { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--prime); color: #FFF; }
:focus-visible { outline: 2px solid var(--spark); outline-offset: 3px; }

/* ---------- Type ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.028em;
  margin: 0 0 0.52em;
}
h1 { font-size: clamp(2.6rem, 6vw, 4.5rem); font-weight: 700; }
h2 { font-size: clamp(1.9rem, 3.8vw, 3rem); }
h3 { font-size: clamp(1.15rem, 1.9vw, 1.45rem); }
p  { margin: 0 0 1.1em; color: var(--ink-dim); }
p.lead { font-size: clamp(1.03rem, 1.5vw, 1.24rem); color: var(--ink); max-width: 60ch; }

/* Gradient headline word */
.grad {
  background: var(--grad-prime);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 6px 14px; border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: rgba(139, 92, 246, 0.07);
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.15em; text-transform: uppercase; color: var(--ink-dim);
}
.eyebrow::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--prime); box-shadow: 0 0 10px var(--prime);
}
.eyebrow--gold::before  { background: var(--gold);  box-shadow: 0 0 10px var(--gold); }
.eyebrow--spark::before { background: var(--spark); box-shadow: 0 0 10px var(--spark); }
.eyebrow--mint::before  { background: var(--mint);  box-shadow: 0 0 10px var(--mint); }

.prime { color: var(--prime); }
.spark { color: var(--spark); }
.gold  { color: var(--gold); }
.mono  { font-family: var(--font-mono); }

/* ---------- Layout ---------- */
.wrap { width: min(100% - (var(--pad-x) * 2), var(--w-max)); margin-inline: auto; }
.wrap--wide { width: min(100% - (var(--pad-x) * 2), var(--w-wide)); }
section { padding-block: var(--sec-y); position: relative; }
.grid { display: grid; gap: 22px; }
@media (min-width: 720px)  { .g-2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px)  { .g-3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1040px) { .g-4 { grid-template-columns: repeat(4, 1fr); } }

.sec-head { max-width: 70ch; margin-bottom: 46px; }
.sec-head h2 { margin-top: 16px; }
.sec-head--center { margin-inline: auto; text-align: center; }

/* Aurora backdrop — soft, premium, never busy */
.aurora { overflow: hidden; }
.aurora::before {
  content: ""; position: absolute; inset: -10% -5% auto; height: 120%;
  pointer-events: none; z-index: 0;
  background:
    radial-gradient(ellipse 42% 38% at 16% 22%, rgba(139,92,246,0.16), transparent 68%),
    radial-gradient(ellipse 38% 40% at 84% 64%, rgba(34,211,238,0.12), transparent 70%),
    radial-gradient(ellipse 30% 30% at 54% 92%, rgba(232,201,155,0.07), transparent 72%);
  filter: blur(6px);
}
.aurora > * { position: relative; z-index: 1; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 26px; border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-family: var(--font-body); font-weight: 500; font-size: 14.5px;
  color: var(--ink); background: transparent; cursor: pointer;
  transition: border-color var(--dur-1) var(--ease-out),
              background var(--dur-1) var(--ease-out),
              transform var(--dur-1) var(--ease-out),
              box-shadow var(--dur-2) var(--ease-out);
}
.btn:hover { transform: translateY(-2px); border-color: rgba(139,92,246,0.55); background: rgba(139,92,246,0.06); }
.btn--solid {
  background: var(--grad-prime); border-color: transparent; color: #0B0714; font-weight: 600;
  box-shadow: 0 10px 34px rgba(139, 92, 246, 0.32);
}
.btn--solid:hover { box-shadow: 0 16px 46px rgba(139, 92, 246, 0.44); background: var(--grad-prime); }
.btn--gold { background: var(--grad-gold); border-color: transparent; color: #1A1206; font-weight: 600; }
.btn svg { width: 16px; height: 16px; }

/* ---------- Cards ---------- */
.card {
  position: relative; overflow: hidden;
  background: linear-gradient(165deg, var(--panel), var(--bg-raise));
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 30px;
  transition: border-color var(--dur-2) var(--ease-out),
              transform var(--dur-2) var(--ease-out),
              box-shadow var(--dur-2) var(--ease-out);
}
.card:hover { border-color: var(--line-strong); transform: translateY(-4px); box-shadow: var(--shadow); }
.card h3 { margin-bottom: 10px; }
.card p:last-child { margin-bottom: 0; }

/* top hairline that lights up on hover */
.card--lit::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: var(--grad-prime); opacity: 0; transition: opacity var(--dur-2) var(--ease-out);
}
.card--lit:hover::before { opacity: 1; }

.card__num {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.16em;
  color: var(--ink-faint); display: block; margin-bottom: 14px;
}

.kv { display: flex; justify-content: space-between; gap: 16px;
      padding: 13px 0; border-bottom: 1px solid var(--line); font-size: 14.5px; }
.kv:last-child { border-bottom: 0; }
.kv dt { color: var(--ink-faint); font-family: var(--font-mono); font-size: 11.5px;
         letter-spacing: 0.06em; margin: 0; }
.kv dd { margin: 0; color: var(--ink); text-align: right; }

/* ---------- Chips ---------- */
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px;
  border: 1px solid var(--line-strong); background: var(--panel);
  font-size: 12.5px; color: var(--ink-dim);
}
.chip i { width: 6px; height: 6px; border-radius: 50%; background: var(--mint); display: block; }
.chip--prime i { background: var(--prime); }
.chip--gold i  { background: var(--gold); }
.chip--spark i { background: var(--spark); }
.chip--rose i  { background: var(--rose); }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 60;
  background: rgba(10, 8, 18, 0.74);
  backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid var(--line);
}
.nav__in {
  width: min(100% - (var(--pad-x) * 2), var(--w-wide));
  margin-inline: auto; display: flex; align-items: center; gap: 26px; height: 74px;
}
.brand { display: flex; align-items: center; gap: 11px; flex-shrink: 0; }
.brand__mark { width: 34px; height: 24px; border-radius: 4px; }
.brand__txt {
  font-family: var(--font-display); font-weight: 700; font-size: 16px; letter-spacing: -0.02em;
}
.brand__txt span { background: var(--grad-prime); -webkit-background-clip: text; background-clip: text; color: transparent; }
.brand__ver {
  font-family: var(--font-mono); font-size: 9.5px; color: var(--ink-faint);
  border: 1px solid var(--line-strong); padding: 2px 6px; border-radius: 999px;
}

.nav__links { display: flex; gap: 2px; margin-left: auto; }
.nav__links a {
  padding: 9px 15px; border-radius: 999px; font-size: 14px; color: var(--ink-dim);
  transition: color var(--dur-1), background var(--dur-1);
}
.nav__links a:hover, .nav__links a[aria-current="page"] { color: var(--ink); background: var(--panel-2); }
.nav__cta { margin-left: 10px; padding: 11px 20px; font-size: 14px; }
.nav__burger {
  display: none; margin-left: auto; width: 42px; height: 38px; border-radius: 999px;
  background: transparent; border: 1px solid var(--line-strong); color: var(--ink);
  cursor: pointer; font-size: 15px;
}

@media (max-width: 1000px) {
  .nav__burger { display: block; }
  .nav__cta { display: none; }
  .nav__links {
    position: absolute; top: 74px; left: 0; right: 0; flex-direction: column; gap: 0;
    padding: 10px var(--pad-x) 20px; background: var(--bg-raise);
    border-bottom: 1px solid var(--line); display: none;
  }
  .nav.open .nav__links { display: flex; }
  .nav__links a { padding: 13px 0; border-bottom: 1px solid var(--line); border-radius: 0; }
}

/* ---------- Footer ---------- */
.foot { border-top: 1px solid var(--line); background: var(--bg-raise); padding-block: 62px 30px; }
.foot__grid { display: grid; gap: 36px; }
@media (min-width: 860px) { .foot__grid { grid-template-columns: 1.7fr 1fr 1fr 1fr; } }
.foot h4 { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.18em;
           text-transform: uppercase; color: var(--ink-faint); margin-bottom: 15px; }
.foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.foot a { font-size: 14.5px; color: var(--ink-dim); transition: color var(--dur-1); }
.foot a:hover { color: var(--prime); }
.foot__bar {
  margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between;
  font-size: 12.5px; color: var(--ink-faint);
}

/* ---------- Reveal ---------- */
.rv   { opacity: 0; transform: translateY(26px); transition: opacity var(--dur-3) var(--ease-out), transform var(--dur-3) var(--ease-out); }
.rv.in { opacity: 1; transform: none; }
.rv-l { opacity: 0; transform: translateX(-30px); transition: opacity var(--dur-3) var(--ease-out), transform var(--dur-3) var(--ease-out); }
.rv-l.in { opacity: 1; transform: none; }
.rv-r { opacity: 0; transform: translateX(30px); transition: opacity var(--dur-3) var(--ease-out), transform var(--dur-3) var(--ease-out); }
.rv-r.in { opacity: 1; transform: none; }
.rv-s { opacity: 0; transform: scale(0.96); transition: opacity var(--dur-3) var(--ease-out), transform var(--dur-3) var(--ease-out); }
.rv-s.in { opacity: 1; transform: none; }
[class*="rv"][data-d="1"] { transition-delay: 100ms; }
[class*="rv"][data-d="2"] { transition-delay: 200ms; }
[class*="rv"][data-d="3"] { transition-delay: 300ms; }
[class*="rv"][data-d="4"] { transition-delay: 400ms; }
[class*="rv"][data-d="5"] { transition-delay: 500ms; }

/* On small screens the horizontal reveal offset can push past the viewport —
   fall back to a vertical reveal. */
@media (max-width: 760px) {
  .rv-l, .rv-r { transform: translateY(22px); }
  .rv-l.in, .rv-r.in { transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  .rv, .rv-l, .rv-r, .rv-s { opacity: 1; transform: none; transition: none; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; }
}

/* ---------- Scroll progress ---------- */
.progress {
  position: fixed; top: 0; left: 0; height: 2px; width: 0;
  background: var(--grad-prime); z-index: 80; transition: width 80ms linear;
}