/* ============================================
   NAV — Floating glass pill · High-tech dark
   Desktop: pill flotante glassmorphism
   Mobile: drawer derecho con backdrop blur
   ============================================ */

.site-header {
  /* ── Paleta CLARA local (a juego con la página light) ── */
  --color-text:         #0E1B2E;
  --color-text-soft:    #45566B;
  --color-text-muted:   #6B7A8F;
  --color-surface:      rgba(13, 38, 71, 0.05);
  --color-surface-2:    rgba(13, 38, 71, 0.08);
  --color-border:       rgba(13, 38, 71, 0.12);
  --color-border-soft:  rgba(13, 38, 71, 0.08);

  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: var(--z-nav);
  padding: 0.85rem var(--space-gutter);
  padding-top: max(0.85rem, env(safe-area-inset-top));
  padding-left: max(var(--space-gutter), env(safe-area-inset-left));
  padding-right: max(var(--space-gutter), env(safe-area-inset-right));
  pointer-events: none;
  transition: padding var(--dur-mid) var(--ease-out);
}

.site-header[data-nav-state="scrolled"] {
  padding-top: max(0.6rem, env(safe-area-inset-top));
  padding-bottom: 0.6rem;
}

.nav { width: 100%; }

/* ────────── PILL FLOTANTE ────────── */
.nav__inner {
  pointer-events: all;
  max-width: var(--container-max);
  margin-inline: auto;
  padding: 0.6rem 0.7rem 0.6rem 1.1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-l);

  background: rgba(255, 255, 255, 0.62);
  backdrop-filter: var(--backdrop-nav);
  -webkit-backdrop-filter: var(--backdrop-nav);
  border: 1px solid rgba(13, 38, 71, 0.08);
  border-radius: var(--radius-pill);
  box-shadow:
    0 8px 30px rgba(13, 38, 71, 0.12),
    0 1px 0 rgba(255, 255, 255, 0.70) inset;

  transition:
    background var(--dur-mid) var(--ease-out),
    border-color var(--dur-mid) var(--ease-out),
    box-shadow var(--dur-mid) var(--ease-out);
}

.site-header[data-nav-state="scrolled"] .nav__inner {
  background: rgba(255, 255, 255, 0.85);
  border-color: rgba(13, 38, 71, 0.10);
  box-shadow:
    0 6px 28px rgba(13, 38, 71, 0.16),
    0 1px 0 rgba(255, 255, 255, 0.80) inset;
}

/* ────────── LOGO ────────── */
.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-s);
  color: var(--color-cyan);
  flex-shrink: 0;
}

.logo {
  width: clamp(34px, 4vw, 40px);
  height: auto;
  transition: transform var(--dur-mid) var(--ease-out);
}
.nav__logo:hover .logo { transform: scale(1.06); }

.nav__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}
.nav__logo-text strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: var(--fw-bold);
  letter-spacing: -0.01em;
  color: var(--color-text);
}
.nav__logo-text small {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: var(--fw-medium);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

/* Stroke animation del logo */
.logo__hex, .logo__pulse {
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  animation: logo-draw var(--dur-cinema) var(--ease-out) forwards;
}
.logo__hex   { animation-delay: 100ms; }
.logo__pulse { animation-delay: 600ms; animation-duration: 900ms; color: var(--color-cyan); }
@keyframes logo-draw { to { stroke-dashoffset: 0; } }

@media (prefers-reduced-motion: reduce) {
  .logo__hex, .logo__pulse { stroke-dashoffset: 0; animation: none; }
}

/* ────────── MENÚ DESKTOP ────────── */
.nav__menu {
  display: flex;
  align-items: center;
  gap: clamp(var(--space-m), 2vw, var(--space-xl));
  margin: 0 auto;
}

.nav__link {
  position: relative;
  font-family: var(--font-body);
  font-size: var(--fs-body-s);
  font-weight: var(--fw-medium);
  letter-spacing: 0.01em;
  color: var(--color-text-soft);
  padding-block: var(--space-xs);
  transition: color var(--dur-fast) var(--ease-out);
}
.nav__link::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--color-cyan), var(--color-violet-400));
  transform: scaleX(0);
  transform-origin: right center;
  transition: transform var(--dur-mid) var(--ease-out);
}
.nav__link:hover { color: var(--color-text); }
.nav__link:hover::after,
.nav__link[aria-current="true"]::after {
  transform: scaleX(1);
  transform-origin: left center;
}
.nav__link[aria-current="true"] { color: var(--color-text); }

/* ────────── CTA NAV ────────── */
.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.55rem 1.1rem;
  font-family: var(--font-body);
  font-size: var(--fs-body-s);
  font-weight: var(--fw-semibold);
  color: var(--color-ink);
  background: var(--color-cyan);
  border-radius: var(--radius-pill);
  white-space: nowrap;
  flex-shrink: 0;
  box-shadow: 0 2px 14px rgba(0, 212, 255, 0.30);
  transition: all var(--dur-mid) var(--ease-out);
}
.nav__cta:hover {
  background: var(--color-cyan-300);
  transform: translateY(-1px);
  box-shadow: 0 6px 22px rgba(0, 212, 255, 0.45);
}

/* ────────── HAMBURGUESA MOBILE ────────── */
.nav__toggle {
  display: none;
  width: 48px; height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  -webkit-tap-highlight-color: transparent;
  transition: background-color var(--dur-fast) var(--ease-out);
  flex-shrink: 0;
}
.nav__toggle:active { background-color: rgba(13, 38, 71, 0.07); }

.nav__toggle-box {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 22px; height: 22px;
}
.nav__toggle-line {
  display: block;
  width: 22px; height: 2px;
  background-color: var(--color-text);
  border-radius: 2px;
  transition:
    transform var(--dur-mid) var(--ease-spring),
    opacity var(--dur-fast) var(--ease-out);
}
.nav__toggle[aria-expanded="true"] .nav__toggle-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__toggle[aria-expanded="true"] .nav__toggle-line:nth-child(2) {
  opacity: 0; transform: scaleX(0);
}
.nav__toggle[aria-expanded="true"] .nav__toggle-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ────────── BACKDROP ────────── */
.nav__backdrop {
  position: fixed;
  inset: 0;
  background: rgba(5, 8, 16, 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  z-index: calc(var(--z-nav) - 1);
  pointer-events: none;
  transition:
    opacity var(--dur-mid) var(--ease-out),
    visibility 0s linear var(--dur-mid);
}
.nav__backdrop[data-open="true"] {
  opacity: 1; visibility: visible; pointer-events: all;
  transition-delay: 0s;
}

/* ────────── DRAWER MOBILE ────────── */
.nav__drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: min(88vw, 400px);
  background: #FFFFFF;
  border-left: 1px solid var(--color-border);
  z-index: var(--z-nav);
  display: flex;
  flex-direction: column;
  transform: translate3d(100%, 0, 0);
  transition: transform var(--dur-mid) var(--ease-out);
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  padding-top: env(safe-area-inset-top);
  padding-bottom: max(var(--space-l), env(safe-area-inset-bottom));
}
.nav__drawer[data-open="true"] {
  transform: translate3d(0, 0, 0);
  box-shadow: -24px 0 64px rgba(0, 0, 0, 0.55);
}

/* ────────── DRAWER HEAD ────────── */
.nav__drawer-head {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-m);
  padding: 1.1rem 1.25rem;
  background: #FFFFFF;
  border-bottom: 1px solid var(--color-border-soft);
}
.nav__drawer-status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-mono);
  font-size: var(--fs-body-xs);
  letter-spacing: 0.04em;
  color: var(--color-text-soft);
}
.nav__drawer-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 0 0 rgba(45, 212, 167, 0.5);
  animation: drawer-pulse 2.2s var(--ease-in-out) infinite;
}
@keyframes drawer-pulse {
  0%   { box-shadow: 0 0 0 0   rgba(45, 212, 167, 0.50); }
  70%  { box-shadow: 0 0 0 8px rgba(45, 212, 167, 0); }
  100% { box-shadow: 0 0 0 0   rgba(45, 212, 167, 0); }
}
.nav__drawer-close {
  width: 44px; height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  -webkit-tap-highlight-color: transparent;
  transition: background-color var(--dur-fast), transform var(--dur-fast);
}
.nav__drawer-close:active { background: var(--color-surface); transform: scale(0.94); }

/* ────────── DRAWER MENU ────────── */
.nav__drawer-menu {
  list-style: none;
  padding: var(--space-s);
  margin: 0;
  display: flex;
  flex-direction: column;
}
.nav__drawer-menu li {
  opacity: 0;
  transform: translateX(20px);
  transition:
    opacity var(--dur-mid) var(--ease-out),
    transform var(--dur-mid) var(--ease-out);
}
.nav__drawer[data-open="true"] .nav__drawer-menu li { opacity: 1; transform: translateX(0); }
.nav__drawer[data-open="true"] .nav__drawer-menu li:nth-child(1) { transition-delay:  80ms; }
.nav__drawer[data-open="true"] .nav__drawer-menu li:nth-child(2) { transition-delay: 140ms; }
.nav__drawer[data-open="true"] .nav__drawer-menu li:nth-child(3) { transition-delay: 200ms; }
.nav__drawer[data-open="true"] .nav__drawer-menu li:nth-child(4) { transition-delay: 260ms; }
.nav__drawer[data-open="true"] .nav__drawer-menu li:nth-child(5) { transition-delay: 320ms; }

.nav__drawer-menu a {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-m);
  min-height: 56px;
  padding: 0.85rem 1rem;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: var(--fw-semibold);
  line-height: 1.1;
  color: var(--color-text);
  border-radius: 14px;
  -webkit-tap-highlight-color: transparent;
  transition:
    background-color var(--dur-fast) var(--ease-out),
    color var(--dur-fast) var(--ease-out),
    transform var(--dur-fast) var(--ease-out);
}
.nav__drawer-menu a:active { background: var(--color-surface); transform: scale(0.985); }
.nav__drawer-menu a:hover { background: var(--color-surface); color: var(--color-cyan); }

.nav__drawer-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: var(--fw-medium);
  letter-spacing: 0.08em;
  color: var(--color-cyan);
  align-self: center;
  min-width: 24px;
}
.nav__drawer-arrow {
  font-size: 1.2rem;
  color: var(--color-text-muted);
  opacity: 0.5;
  transition: transform var(--dur-fast) var(--ease-out), opacity var(--dur-fast);
}
.nav__drawer-menu a:hover .nav__drawer-arrow {
  transform: translateX(3px);
  opacity: 1;
  color: var(--color-cyan);
}
.nav__drawer-menu a[aria-current="true"] { background: var(--color-surface); color: var(--color-cyan); }
.nav__drawer-menu a[aria-current="true"] .nav__drawer-arrow { opacity: 1; color: var(--color-cyan); }

/* ────────── DRAWER CTAS ────────── */
.nav__drawer-ctas {
  padding: var(--space-l) 1rem var(--space-s);
  display: flex;
  flex-direction: column;
  gap: var(--space-s);
  border-top: 1px solid var(--color-border-soft);
  margin-top: var(--space-s);
}
.nav__drawer-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  min-height: 56px;
  padding: 0.85rem 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  color: var(--color-text);
  font-family: var(--font-body);
  font-weight: var(--fw-semibold);
  -webkit-tap-highlight-color: transparent;
  transition: background-color var(--dur-fast), transform var(--dur-fast);
}
.nav__drawer-cta:active { transform: scale(0.98); }
.nav__drawer-cta--primary {
  background: var(--color-cyan);
  color: var(--color-ink);
  border-color: transparent;
  box-shadow: 0 4px 18px rgba(0, 212, 255, 0.30);
}
.nav__drawer-cta:not(.nav__drawer-cta--primary):hover {
  background: var(--color-surface-2);
  border-color: var(--color-cyan);
}

/* ────────── DRAWER FOOT ────────── */
.nav__drawer-foot {
  margin-top: auto;
  padding: var(--space-l) 1.25rem var(--space-s);
  border-top: 1px solid var(--color-border-soft);
}
.nav__drawer-foot p {
  font-family: var(--font-body);
  font-size: var(--fs-body-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
  margin: 0;
}
.nav__drawer-foot p:first-child {
  color: var(--color-text-soft);
  font-weight: var(--fw-medium);
  margin-bottom: 2px;
}

/* ────────── RESPONSIVE ────────── */
@media (max-width: 1023px) {
  .nav__menu, .nav__cta { display: none; }
  .nav__toggle { display: inline-flex; }
  .nav__inner { padding: 0.5rem 0.4rem 0.5rem 1rem; gap: var(--space-m); }
}
@media (min-width: 1024px) {
  .nav__drawer, .nav__backdrop { display: none !important; }
}

/* ────────── BODY SCROLL LOCK (iOS-safe) ────────── */
body[data-nav-locked="true"] {
  position: fixed;
  left: 0; right: 0;
  overflow: hidden;
  width: 100%;
}

/* Motion reduction */
@media (prefers-reduced-motion: reduce) {
  .nav__inner, .nav__link, .nav__cta, .nav__drawer,
  .nav__backdrop, .nav__drawer-menu li, .nav__toggle-line {
    transition-duration: 1ms !important;
    animation: none !important;
  }
}

/* Focus visible */
.nav__link:focus-visible,
.nav__cta:focus-visible,
.nav__toggle:focus-visible,
.nav__drawer-close:focus-visible,
.nav__drawer-menu a:focus-visible,
.nav__drawer-cta:focus-visible {
  outline: 2px solid var(--color-cyan);
  outline-offset: 3px;
  border-radius: 14px;
}