/* CW-ARCADE — LAYOUT
   Nav, footer, and the shared glass "panel" surface that every
   card/component builds on. */

/* ---------- Glass panel base ---------- */
.panel {
  position: relative;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  box-shadow: var(--glass-shadow);
}

.panel::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: var(--grad-edge);
  opacity: 0.28;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  transition: opacity var(--dur-reveal) var(--ease-engineered);
}

.panel:hover::before,
.panel:focus-within::before {
  opacity: 0.6;
}

/* ---------- Skip link target padding ---------- */
#main {
  display: block;
}

/* ---------- Nav ---------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding: var(--space-3) var(--gutter);
  background: rgba(8, 9, 13, 0.72);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border-bottom: 1px solid var(--hairline);
}

.site-nav__brand {
  display: flex;
  align-items: center;
  flex: none;
}

.site-nav__brand img {
  height: 34px;
  width: auto;
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--ink-dim);
}

.site-nav__links a {
  position: relative;
  padding-block: var(--space-1);
  transition: color var(--dur-micro) var(--ease-engineered);
}

.site-nav__links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -2px;
  height: 1px;
  background: var(--cyan);
  transition: right var(--dur-reveal) var(--ease-engineered);
}

.site-nav__links a:hover {
  color: var(--ink);
}
.site-nav__links a:hover::after {
  right: 0;
}

.site-nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex: none;
}

.site-nav__toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--hairline-strong);
  border-radius: var(--radius-sm);
  color: var(--ink);
}

.site-nav__mobile {
  display: none;
}

/* ---------- Footer ---------- */
.site-footer {
  position: relative;
  border-top: 1px solid var(--hairline);
  background: var(--graphite-950);
  padding-block: var(--space-16) var(--space-10);
}

.site-footer__top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-12);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid var(--hairline);
}

.site-footer__brand img {
  height: 30px;
  margin-bottom: var(--space-4);
}

.site-footer__brand p {
  max-width: 340px;
  color: var(--ink-faint);
  font-size: 0.9rem;
}

.site-footer__cols {
  display: flex;
  gap: var(--space-16);
  flex-wrap: wrap;
}

.site-footer__col h4 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: var(--space-4);
  font-weight: 500;
}

.site-footer__col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.site-footer__col a {
  color: var(--ink-dim);
  font-size: 0.9rem;
  transition: color var(--dur-micro) var(--ease-engineered);
}

.site-footer__col a:hover {
  color: var(--cyan-soft);
}

.site-footer__legal {
  padding-top: var(--space-8);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-8);
  justify-content: space-between;
  color: var(--ink-ghost);
  font-size: 0.78rem;
  line-height: var(--lh-body);
}

.site-footer__legal p {
  max-width: 760px;
}