/* ─────────────────────────────────────────────
   Hyper AI — Shared nav + footer styles
   Loaded by every page via <link rel="stylesheet" href="/assets/site.css">
   ───────────────────────────────────────────── */

/* ── Nav ── */
#mob-menu { display: none; }
#nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .25s, border-color .25s, backdrop-filter .25s;
  border-bottom: 1px solid transparent;
}
#nav.scrolled {
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-color: var(--border, #E8E7E4);
}
.nav-inner {
  max-width: var(--content-width, 1160px);
  margin: 0 auto;
  padding: 0 40px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-weight: 400; font-size: 16px; letter-spacing: -.01em;
  color: var(--black, #0D0D0D); text-decoration: none;
  display: flex; align-items: center; gap: 8px;
}
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-link {
  font-size: 14px; font-weight: 400; color: var(--text, #3A3835);
  text-decoration: none; transition: color .2s; letter-spacing: -.01em;
}
.nav-link:hover { color: var(--black, #0D0D0D); }
.nav-cta {
  background: transparent; color: var(--black, #0D0D0D);
  font-size: 13.5px; font-weight: 400; padding: 7px 20px;
  border-radius: 100px; border: 1px solid #ccc;
  text-decoration: none; transition: border-color .2s, background .2s;
  letter-spacing: -.01em;
}
.nav-cta:hover { border-color: #999; background: rgba(0,0,0,.03); }

/* ── Nav dropdown ── */
.nav-item { position: relative; }
.nav-trigger {
  display: flex; align-items: center; gap: 5px;
  font-size: 14px; font-weight: 400; color: var(--text, #3A3835);
  text-decoration: none; cursor: pointer; letter-spacing: -.01em;
  background: none; border: none; font-family: inherit; padding: 0;
  transition: color .2s;
}
.nav-trigger:hover,
.nav-item:hover .nav-trigger { color: var(--black, #0D0D0D); }
.nav-trigger svg { transition: transform .2s; }
.nav-item:hover .nav-trigger svg { transform: rotate(180deg); }
.nav-dropdown {
  position: absolute; top: calc(100% + 18px); left: 50%;
  transform: translateX(-50%) translateY(-6px);
  background: #fff; border: 1px solid var(--border, #E8E7E4);
  border-radius: 14px;
  box-shadow: 0 8px 40px rgba(0,0,0,.10), 0 2px 8px rgba(0,0,0,.06);
  padding: 8px; min-width: 300px;
  opacity: 0; visibility: hidden;
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
  z-index: 200;
}
.nav-item:hover .nav-dropdown {
  opacity: 1; visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.drop-section-label {
  font-size: 10.5px; font-weight: 600; color: var(--muted, #9B9895);
  letter-spacing: .07em; text-transform: uppercase; padding: 8px 12px 4px;
}
.drop-item {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 10px 12px; border-radius: 9px;
  text-decoration: none; color: inherit; transition: background .15s;
}
.drop-item:hover { background: var(--bg, #FAFAFA); }
.drop-icon {
  width: 34px; height: 34px; border-radius: 8px;
  background: var(--bg, #FAFAFA); border: 1px solid var(--border, #E8E7E4);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; color: var(--text, #3A3835);
}
.drop-item:hover .drop-icon {
  background: var(--orange-bg, #FEF0E8);
  border-color: rgba(232,83,13,0.2);
  color: var(--orange, #E8530D);
}
.drop-item-title { font-size: 13.5px; font-weight: 500; color: var(--black, #0D0D0D); line-height: 1.3; }
.drop-item-desc { font-size: 12px; color: var(--muted, #9B9895); margin-top: 2px; line-height: 1.4; }

/* ── Footer ── */
footer {
  background: #0A0A0A;
  border-top: 1px solid rgba(255,255,255,.06);
  padding: 64px max(40px, calc((100vw - var(--content-width, 1160px)) / 2)) 0;
  margin-top: 80px;
}
.footer-inner { max-width: var(--content-width, 1160px); margin: 0 auto; }
.footer-main { display: grid; grid-template-columns: 200px 1fr; gap: 64px; padding-bottom: 56px; }
.footer-brand { display: flex; flex-direction: column; gap: 0; }
.footer-logo { display: inline-flex; align-items: center; text-decoration: none; }
.footer-tagline { font-size: 12.5px; color: rgba(255,255,255,.3); margin-top: 10px; line-height: 1.5; }
.footer-cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.footer-col-head {
  font-size: 11.5px; font-weight: 500; color: rgba(255,255,255,.35);
  letter-spacing: .06em; text-transform: uppercase; margin-bottom: 16px;
}
.footer-col-links { display: flex; flex-direction: column; gap: 10px; }
.footer-link {
  font-size: 13.5px; color: rgba(255,255,255,.5);
  text-decoration: none; transition: color .18s; width: fit-content;
}
.footer-link:hover { color: rgba(255,255,255,.88); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.07);
  padding: 20px 0;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px;
}
.footer-social { display: flex; gap: 16px; align-items: center; }
.footer-social a { color: rgba(255,255,255,.35); transition: color .18s; display: flex; }
.footer-social a:hover { color: rgba(255,255,255,.75); }
.footer-legal { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.footer-copy { font-size: 12px; color: rgba(255,255,255,.22); }
.footer-legal-link { font-size: 12px; color: rgba(255,255,255,.35); text-decoration: none; transition: color .18s; }
.footer-legal-link:hover { color: rgba(255,255,255,.7); }

/* ── Mobile ── */
@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .nav-inner { padding: 0 20px; }
  #mob-btn { display: flex !important; }
  #mob-menu {
    display: none; flex-direction: column;
    position: absolute; top: 100%; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--border, #E8E7E4);
    padding: 16px 24px 24px; gap: 16px;
  }
  #mob-menu.open { display: flex; }
  .footer-main { grid-template-columns: 1fr; gap: 40px; }
  .footer-cols { grid-template-columns: repeat(2, 1fr); }
}