/* ============================================================
 * Damaros — shared top nav (home deck + doc pages).
 * Requires: --bg, --fg, --fg-3, --accent, --accent-2, --bd-soft,
 *           --fh, --fb, --fm, --fh-w-strong, --t, --ease
 * ============================================================ */

.dmx-nav {
  position: fixed; inset: 0 0 auto 0; height: 60px; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 clamp(1.1rem, 3vw, 2.4rem);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--bd-soft);
}
.dmx-nav-start { display: flex; align-items: center; gap: clamp(.5rem, 1.2vw, .85rem); min-width: 0; }
.dmx-brand {
  display: inline-flex; align-items: baseline; gap: .04em;
  font-family: var(--fh); font-weight: var(--fh-w-strong); font-size: 1.18rem;
  letter-spacing: -.01em; color: var(--fg); text-decoration: none;
}
.dmx-brand sup { font-size: .46em; color: var(--accent-2); top: -.7em; }
.dmx-back {
  display: inline-flex; align-items: center; gap: .32rem;
  font-family: var(--fm); font-size: .6rem; font-weight: 500;
  letter-spacing: .14em; text-transform: uppercase; color: var(--accent-2); text-decoration: none;
  transition: color var(--t) var(--ease); white-space: nowrap;
}
.dmx-back-arrow { font-size: 1.1em; line-height: 1; color: var(--accent-2); transition: color var(--t) var(--ease), transform var(--t) var(--ease); }
.dmx-back:hover, .dmx-back:hover .dmx-back-arrow { color: var(--fg); }
.dmx-back:hover .dmx-back-arrow { transform: translateX(-2px); }
.dmx-nav-links { display: flex; align-items: center; gap: clamp(.6rem, 2vw, 1.6rem); }
.dmx-nav-link {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--fm); font-size: .6rem; font-weight: 500; letter-spacing: .16em;
  text-transform: uppercase; color: var(--fg-3); text-decoration: none;
  transition: color var(--t) var(--ease), background var(--t) var(--ease);
  padding: .52rem .88rem; min-height: 2.25rem; min-width: 2.25rem; border-radius: 8px;
  -webkit-tap-highlight-color: transparent;
}
.dmx-nav-link:hover, .dmx-nav-link[aria-current="true"] { color: var(--fg); }
.dmx-nav-link:hover { background: color-mix(in srgb, var(--accent) 10%, transparent); }
.dmx-nav-cta {
  display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0;
  font-family: var(--fb); font-size: .64rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase;
  color: #0a0e14; background: var(--accent-2); border: 1px solid var(--accent-2); border-radius: 10px;
  padding: .62rem 1.15rem; min-height: 2.25rem; text-decoration: none;
  transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease), background var(--t) var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.dmx-nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 36px color-mix(in srgb, var(--accent-2) 35%, transparent);
  background: color-mix(in srgb, var(--accent-2) 88%, #fff);
}
.dmx-nav-cta-icon { display: none; width: 15px; height: 15px; flex-shrink: 0; }

@media (max-width: 820px) {
  body:has(.docs) .dmx-back,
  body:has(.about) .dmx-back { display: none; }
  .dmx-nav .dmx-nav-start {
    gap: 0;
    flex-shrink: 0;
    margin-right: clamp(.55rem, 2.8vw, .85rem);
  }
  .dmx-nav .dmx-brand { animation: dmxBrandPulse 3s ease-in-out infinite; }
  .dmx-nav .dmx-nav-links {
    gap: .12rem;
    min-width: 0;
    flex-shrink: 1;
  }
  .dmx-nav .dmx-nav-link {
    padding: .46rem .34rem;
    min-width: 0;
    letter-spacing: .08em;
  }
  .dmx-nav .dmx-nav-cta-label {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
  .dmx-nav .dmx-nav-cta-icon { display: block; }
  .dmx-nav .dmx-nav-cta {
    position: relative;
    padding: .46rem;
    min-width: 2.05rem;
    width: 2.05rem;
    letter-spacing: 0;
    margin-left: .18rem;
  }
}
@keyframes dmxBrandPulse {
  0%, 100% { opacity: 1; color: var(--fg); }
  50% { opacity: .78; color: color-mix(in srgb, var(--fg) 82%, var(--accent-2)); }
}
@media (max-width: 560px) {
  .dmx-brand { font-size: 1rem; }
  .dmx-nav .dmx-nav-links { gap: .08rem; }
  .dmx-nav .dmx-nav-link {
    font-size: .54rem;
    letter-spacing: .12em;
    padding: .44rem .28rem;
    min-height: 2.05rem;
  }
  .dmx-nav .dmx-nav-cta {
    font-size: .56rem;
    min-width: 2rem;
    width: 2rem;
    min-height: 2.05rem;
    padding: .44rem;
    margin-left: .12rem;
  }
  .dmx-nav .dmx-nav-start { margin-right: .5rem; }
}
@media (prefers-reduced-motion: reduce) {
  .dmx-nav .dmx-brand { animation: none; }
}