/* ═══════════════════════════════════════════════════════════════
   AKAMPIO v2 · Chrome (nav + footer + custom cursor)
   ═══════════════════════════════════════════════════════════════ */

/* ── Nav ────────────────────────────────── */
.nav {
  position: fixed;
  top: 12px; left: 12px; right: 12px;
  z-index: 60;
  background: rgba(14,15,18,0.72);
  backdrop-filter: saturate(140%) blur(18px);
  -webkit-backdrop-filter: saturate(140%) blur(18px);
  border: 1px solid var(--ak-hairline);
  border-radius: 2px;
  transition: background .3s, border-color .3s;
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 20px;
  height: 60px;
}
.nav-brand { display: flex; align-items: center; gap: 10px; color: var(--ak-bone); }
.nav-brand svg { width: 24px; height: 24px; color: var(--ak-signal); }
.nav-brand-wm { font-size: 20px; font-weight: 500; letter-spacing: -0.03em; line-height: 1; }
.nav-brand:hover svg { color: var(--ak-signal-hi); }

.nav-center { display: flex; align-items: center; gap: 2px; }
.nav-center a,
.nav-center button {
  padding: 8px 12px;
  font-family: var(--ak-font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ak-hud);
  border-radius: 2px;
  transition: color .18s, background .18s;
  position: relative;
}
.nav-center a:hover,
.nav-center button:hover,
.nav-center button:focus-visible { color: var(--ak-bone); }
.nav-center a.active,
.nav-center button.active {
  color: var(--ak-signal);
}
.nav-center a.active::before,
.nav-center button.active::before {
  content: ""; position: absolute; left: 10px; right: 10px; bottom: 2px;
  height: 1px; background: var(--ak-signal);
}

/* Dropdown */
.nav-item { position: relative; }
.nav-item.has-menu > .nav-menu-trigger::after {
  content: "▾";
  margin-left: 6px; font-size: 8px; opacity: 0.5;
}
.nav-menu {
  position: absolute; top: calc(100% + 8px); left: 50%; transform: translateX(-50%) translateY(-4px);
  min-width: 300px;
  padding: 8px;
  background: var(--ak-basalt);
  border: 1px solid var(--ak-hairline);
  border-radius: 2px;
  box-shadow: 0 24px 48px -20px rgba(0,0,0,0.7);
  opacity: 0; visibility: hidden;
  transition: opacity .2s, transform .2s, visibility .2s;
}
.nav-item:hover .nav-menu, .nav-item:focus-within .nav-menu {
  opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0);
}
.nav-menu a {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 12px;
  font-family: var(--ak-font-display);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ak-bone);
  text-transform: none;
  border-radius: 2px;
  transition: background .15s, color .15s;
}
.nav-menu a::after { display: none; }
.nav-menu a:hover { background: var(--ak-basalt-hi); color: var(--ak-signal); }
.nav-menu a .arrow { opacity: 0; color: var(--ak-signal); transition: opacity .15s; }
.nav-menu a:hover .arrow { opacity: 1; }
.nav-menu .menu-eyebrow {
  padding: 8px 12px 4px;
  font-family: var(--ak-font-mono);
  font-size: 9px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ak-hud-2);
}

.nav-cta { display: flex; align-items: center; gap: 10px; }
.nav-cta .btn { padding: 10px 14px; font-size: 11px; }

.nav-toggle {
  display: none;
  padding: 10px 12px;
  border: 1px solid var(--ak-hairline-hi);
  border-radius: 2px;
  color: var(--ak-bone);
}
.nav-toggle svg { overflow: visible; }
.nav-toggle .line { transform-box: fill-box; transform-origin: center; transition: transform .2s ease, opacity .15s ease; }
.nav-toggle[aria-expanded="true"] .line-top { transform: translateY(5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .line-mid { opacity: 0; }
.nav-toggle[aria-expanded="true"] .line-bottom { transform: translateY(-5px) rotate(-45deg); }
body.nav-open { overflow: hidden; }

@media (max-width: 1080px) {
  .nav-center { display: none; }
  .nav-toggle { display: inline-flex; }
}
@media (max-width: 640px) {
  .nav-cta .btn:not(.nav-toggle) { display: none; }
}

.nav-drawer { display: none; }
@media (max-width: 1080px) {
  .nav-drawer {
    display: block;
    position: fixed; inset: 84px 12px 12px 12px;
    background: var(--ak-basalt);
    border: 1px solid var(--ak-hairline);
    border-radius: 2px;
    padding: 24px;
    overflow-y: auto;
    overscroll-behavior: contain;
    scrollbar-width: thin;
    scrollbar-color: var(--ak-hairline-hi) transparent;
    z-index: 55;
    opacity: 0; visibility: hidden; pointer-events: none;
    transform: translateY(-8px);
    transition: opacity .25s, transform .25s, visibility .25s;
  }
  .nav-drawer.open { opacity: 1; visibility: visible; pointer-events: auto; transform: none; }
  .nav-drawer .drawer-group { border-top: 1px solid var(--ak-hairline); padding: 18px 0; }
  .nav-drawer .drawer-group:first-child { border-top: 0; padding-top: 0; }
  .nav-drawer .drawer-group summary,
  .nav-drawer .drawer-direct > a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin: 0;
    font-family: var(--ak-font-mono);
    font-size: 11px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--ak-bone);
  }
  .nav-drawer .drawer-group summary {
    cursor: pointer;
    list-style: none;
  }
  .nav-drawer .drawer-group summary::-webkit-details-marker { display: none; }
  .nav-drawer .drawer-group summary span {
    position: relative;
    width: 14px;
    height: 14px;
    flex: 0 0 14px;
  }
  .nav-drawer .drawer-group summary span::before,
  .nav-drawer .drawer-group summary span::after {
    content: "";
    position: absolute;
    left: 1px;
    top: 6px;
    width: 12px;
    height: 1px;
    background: currentColor;
    transition: transform .18s ease;
  }
  .nav-drawer .drawer-group summary span::after { transform: rotate(90deg); }
  .nav-drawer .drawer-group[open] summary { color: var(--ak-signal); }
  .nav-drawer .drawer-group[open] summary span::after { transform: rotate(0); }
  .nav-drawer .drawer-links { padding-top: 12px; }
  .nav-drawer .drawer-group a {
    display: block;
    padding: 8px 0;
    font-size: 20px;
    font-weight: 300;
    letter-spacing: -0.02em;
    color: var(--ak-bone);
  }
  .nav-drawer .drawer-group a:hover,
  .nav-drawer .drawer-group summary:hover { color: var(--ak-signal); }
  .nav-drawer .drawer-direct > a {
    display: flex;
    padding: 0;
    font-size: 11px;
    font-weight: 400;
    letter-spacing: 0.22em;
    text-transform: uppercase;
  }
  .nav-drawer .drawer-direct > a span { color: var(--ak-signal); }
  .nav-drawer .btn { margin-top: 24px; }
}

@media (min-width: 641px) and (max-width: 1080px) {
  .nav-drawer {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-content: start;
    column-gap: 40px;
  }
  .nav-drawer .drawer-group:nth-child(2) { border-top: 0; padding-top: 0; }
  .nav-drawer > .btn { align-self: start; justify-self: start; }
}

@media (max-width: 640px) {
  .nav-drawer { padding: 20px; }
  .nav-drawer .drawer-group { padding: 16px 0; }
  .nav-drawer .drawer-group a { padding: 7px 0; font-size: 18px; letter-spacing: 0; }
  .nav-drawer .drawer-direct > a { padding: 0; font-size: 11px; letter-spacing: 0.22em; }
  .nav-drawer .btn { width: 100%; justify-content: center; }
}

/* ── Footer ────────────────────────────── */
.footer {
  background: var(--ak-basalt);
  color: var(--ak-bone);
  padding: 80px 0 32px;
  border-top: 1px solid var(--ak-hairline);
}
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr repeat(4, 1fr);
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--ak-hairline);
}
.footer-brand svg { width: 40px; height: 40px; color: var(--ak-signal); margin-bottom: 20px; }
.footer-brand .wm { font-size: 32px; font-weight: 500; letter-spacing: -0.03em; margin-bottom: 20px; }
.footer-brand p { color: var(--ak-hud); font-size: 14px; margin: 0 0 14px; max-width: 32ch; }
.footer-brand .signal-line {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--ak-hairline);
  font-family: var(--ak-font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ak-hud-2);
  display: flex; align-items: center; gap: 8px;
}
.footer-brand .signal-line .dot-sig { animation: hudPulse 1.6s ease-in-out infinite; }

.footer-col h5 {
  margin: 0 0 20px;
  font-family: var(--ak-font-mono);
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ak-hud-2);
}
.footer-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.footer-col a {
  color: var(--ak-hud);
  font-size: 14px;
  transition: color .15s;
}
.footer-col a:hover { color: var(--ak-signal); }
.footer-bottom {
  padding-top: 28px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px;
  font-family: var(--ak-font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ak-hud-2);
}
.footer-bottom .legal { display: flex; gap: 20px; }
.footer-bottom a:hover { color: var(--ak-signal); }

@media (max-width: 900px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 500px) { .footer-top { grid-template-columns: 1fr; } }

/* ── Custom cursor (desktop only) ─── */
@media (hover: hover) and (pointer: fine) {
  html.cursor-on, html.cursor-on body { cursor: none; }
  html.cursor-on a, html.cursor-on button, html.cursor-on .chip, html.cursor-on [role="button"] { cursor: none; }
  #cursor {
    position: fixed;
    top: 0; left: 0;
    width: 28px; height: 28px;
    border: 1px solid var(--ak-hud);
    border-radius: 50%;
    pointer-events: none;
    z-index: 200;
    transform: translate3d(-100px, -100px, 0);
    mix-blend-mode: difference;
    transition: width .18s ease, height .18s ease, border-color .18s, background .18s;
    will-change: transform;
  }
  #cursor::before {
    content: "";
    position: absolute; inset: 12px;
    background: var(--ak-hud);
    border-radius: 50%;
    transition: inset .18s;
  }
  #cursor.big { width: 88px; height: 88px; border-color: var(--ak-signal); background: rgba(91,140,255,0.08); }
  #cursor.big::before { inset: 42px; }
  #cursor-label {
    position: fixed;
    top: 0; left: 0;
    padding: 5px 10px;
    background: var(--ak-signal);
    color: var(--ak-basalt);
    font-family: var(--ak-font-mono);
    font-size: 10px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    border-radius: 2px;
    pointer-events: none;
    z-index: 201;
    transform: translate3d(-100px, -100px, 0);
    opacity: 0;
    transition: opacity .18s;
    white-space: nowrap;
  }
  #cursor-label.on { opacity: 1; }
}