/* Header compartido por todas las paginas que no son la home. Las reglas son
   las del nav de index.html: si el header de la home cambia, cambia aca. */

@property --b { syntax: '<length>'; inherits: false; initial-value: 0px; }

.nav-glass {
  position: fixed; top: 0; left: 0; right: 0; height: 6.5rem;
  z-index: 8990; pointer-events: none;
}
.nav-glass span {
  position: absolute; inset: 0;
  --b: var(--b-on);
  -webkit-backdrop-filter: blur(var(--b));
  backdrop-filter: blur(var(--b));
  -webkit-mask-image: linear-gradient(to bottom, #000 var(--from), transparent var(--to));
  mask-image: linear-gradient(to bottom, #000 var(--from), transparent var(--to));
  transition: --b 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}
.nav-glass span:nth-child(1) { --b-on: 2px;  --from: 0%; --to: 42%; }
.nav-glass span:nth-child(2) { --b-on: 8px;  --from: 0%; --to: 68%; }
.nav-glass span:nth-child(3) { --b-on: 22px; --from: 0%; --to: 100%; }
.nav-glass::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.42) 0%, rgba(0,0,0,0.2) 48%, rgba(0,0,0,0) 100%);
  opacity: var(--veil, 1);
  transition: opacity 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}

.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 9000;
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center;
  padding: 1.6rem 3rem;
}
.nav-links { display: flex; gap: 2.4rem; align-items: center; }
.nav-links a {
  font-size: 0.62rem; font-weight: 500; letter-spacing: 0.18em;
  text-transform: uppercase; color: rgba(255,255,255,0.32);
  text-decoration: none; transition: color 0.25s ease;
}
.nav-links a.is-here { color: rgba(255,255,255,0.92); }
.nav-links a:hover { color: #ffffff; }
.wordmark { display: block; line-height: 0; }
.wordmark img { width: 3.5rem; height: auto; transition: filter 0.45s cubic-bezier(0.22, 1, 0.36, 1); }
.nav-actions { display: flex; gap: 2rem; align-items: center; justify-content: flex-end; }
.nav-actions a {
  font-size: 0.62rem; font-weight: 500; letter-spacing: 0.18em;
  text-transform: uppercase; color: rgba(255,255,255,0.32);
  text-decoration: none; transition: color 0.25s ease;
}
.nav-actions a:hover { color: #ffffff; }
.nav-actions a.is-white {
  display: inline-flex; align-items: center; gap: 0.5rem;
  height: 2.1rem; padding: 0 1.35rem;
  border-radius: 100px; text-decoration: none;
  font-size: 0.62rem; font-weight: 500; letter-spacing: 0.16em;
  text-transform: uppercase; color: rgba(255,255,255,0.92);
  background: rgba(255,255,255,0.055);
  border: 1px solid rgba(255,255,255,0.115);
  -webkit-backdrop-filter: blur(14px) saturate(180%);
  backdrop-filter: blur(14px) saturate(180%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.07);
  transition: background 0.35s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.35s cubic-bezier(0.22, 1, 0.36, 1),
              color 0.35s cubic-bezier(0.22, 1, 0.36, 1), transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.nav-actions a.is-white .flecha { transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1); }
.nav-actions a.is-white:hover {
  background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.22);
  color: #ffffff;
}
.nav-actions a.is-white:hover .flecha { transform: translateX(3px); }
.nav-toggle { display: none; }

@media (max-width: 720px) {
  .nav { padding: 0.75rem 1.375rem; grid-template-columns: auto 1fr; }
  .nav-glass { height: 5rem; }
  .wordmark img { width: 4.6rem; }
  .nav-links { display: none; }
  .wordmark { justify-self: start; }
}

@media (max-width: 40rem) {
  .nav {
    grid-template-columns: 1fr; justify-items: center;
    gap: 0.5rem; padding: 2rem 1.375rem 1.15rem;
  }
  .wordmark { justify-self: center; }
  .nav-actions { justify-self: center; margin-top: 1rem; }
  .nav-actions a.is-white {
    display: inline-flex; align-items: center;
    padding: 0.5rem 1.1rem; border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.22);
    background: rgba(255,255,255,0.06);
    color: #ffffff; letter-spacing: 0.16em;
  }
  .nav-glass { height: 9.2rem; }
  .nav-actions a { font-size: 0.75rem; }
}