/* ══════════════════════════════════════════════
   NAV — Single source of truth for VativoRx nav
   Floating glass-pill nav + mobile overlay
   ══════════════════════════════════════════════ */

/* ── Global Focus Styles ── */
/* Suppress browser default outline everywhere */
*:focus { outline: none; }

/* Restore visible focus only for keyboard navigation */
*:focus-visible {
  outline: 2px solid #4DB8D4;
  outline-offset: 3px;
  border-radius: 4px;
}

/* Nav links & pill-shaped elements: follow the border-radius */
.nav-links a:focus-visible,
.nav-help:focus-visible,
.btn-demo:focus-visible,
.nav-burger:focus-visible,
.subnav-item:focus-visible,
.nav-mobile-link:focus-visible,
.nav-mobile-faq:focus-visible {
  outline: 2px solid #4DB8D4;
  outline-offset: 3px;
  border-radius: 9999px;
}

/* Nav logo: tighter radius to match the logo container */
.nav-logo:focus-visible {
  outline: 2px solid #4DB8D4;
  outline-offset: 4px;
  border-radius: 6px;
}

/* ── NAV (Floating Glass Pill) ── */
.nav{position:fixed;top:20px;left:50%;transform:translateX(-50%);z-index:200;background:rgba(0,31,50,.55);border:1px solid rgba(255,255,255,.13);height:62px;padding:0 46px;box-sizing:border-box;border-radius:9999px;backdrop-filter:blur(0px) saturate(1);-webkit-backdrop-filter:blur(0px) saturate(1);transition:all .55s cubic-bezier(0.32,0.72,0,1);box-shadow:0 8px 48px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.10);width:min(1348px, calc(100vw - 48px))}
.nav.scrolled{background:rgba(4,16,28,.72);border-color:rgba(255,255,255,.16);backdrop-filter:blur(32px) saturate(1.5);-webkit-backdrop-filter:blur(32px) saturate(1.5);box-shadow:0 16px 56px rgba(0,0,0,.55),inset 0 1px 0 rgba(255,255,255,.12),0 0 0 1px rgba(77,184,212,.08)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:100%;position:relative}
.nav-logo{display:flex;align-items:center;flex-shrink:0}
.nav-logo img{height:30px;width:auto;object-fit:contain}
.nav-links{display:flex;align-items:center;gap:38px;list-style:none;position:absolute;left:50%;transform:translateX(-50%)}
.nav-links a{font-size:13.5px;font-weight:400;color:rgba(255,255,255,.75);line-height:130%;transition:color .3s cubic-bezier(0.32,0.72,0,1);white-space:nowrap;position:relative;display:inline-block}
.nav-links a::after{content:'';position:absolute;bottom:-3px;left:0;width:0;height:2px;background:linear-gradient(90deg,#b8fc5c,#38c8f0);border-radius:2px;transition:width .3s cubic-bezier(0.32,0.72,0,1)}
.nav-links a:hover{color:#fff}
.nav-links a:hover::after{width:100%}
.nav-links a.active{font-weight:600;color:#fff;position:relative}
.nav-links a.active::after{width:100%}
.nav-right{display:flex;align-items:center;gap:14px;height:36px}
.nav-help{display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:9999px;border:1px solid rgba(255,255,255,.22);background:transparent;color:rgba(255,255,255,.7);font-size:13px;font-weight:500;font-family:inherit;cursor:pointer;text-decoration:none;letter-spacing:.01em;transition:all .3s cubic-bezier(0.32,0.72,0,1)}
.nav-help:hover{border-color:rgba(10,22,40,.62);color:#fff;background:rgba(255,255,255,.06)}
.btn-demo{height:36px;background:linear-gradient(135deg,#b8fc5c 0%,#38c8f0 100%);color:#041420!important;padding:0 18px;border-radius:9999px;font-weight:700;font-size:12.5px;transition:all .35s cubic-bezier(0.32,0.72,0,1);display:flex;align-items:center;justify-content:center;box-sizing:border-box;box-shadow:0 2px 12px rgba(56,200,240,.25),inset 0 1px 0 rgba(255,255,255,.35)}
.btn-demo:hover{transform:scale(1.04);box-shadow:0 4px 20px rgba(56,200,240,.35),inset 0 1px 0 rgba(255,255,255,.4)}

/* ── Mobile Burger ── */
.nav-burger{display:none;align-items:center;justify-content:center;width:38px;height:38px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:50%;cursor:pointer;flex-shrink:0;padding:0;position:relative;transition:background .3s cubic-bezier(0.32,0.72,0,1),border-color .3s cubic-bezier(0.32,0.72,0,1)}
.nav-burger:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.28)}
.nav-burger span{display:block;position:absolute;left:50%;width:16px;height:1.5px;background:rgba(255,255,255,.9);border-radius:2px;transform-origin:center;transition:transform .45s cubic-bezier(0.32,0.72,0,1),opacity .3s cubic-bezier(0.32,0.72,0,1)}
.nav-burger span:nth-child(1){transform:translateX(-50%) translateY(-5px)}
.nav-burger span:nth-child(2){transform:translateX(-50%) translateY(0)}
.nav-burger span:nth-child(3){transform:translateX(-50%) translateY(5px)}
.nav-burger.open span:nth-child(1){transform:translateX(-50%) translateY(0) rotate(45deg)}
.nav-burger.open span:nth-child(2){opacity:0;transform:translateX(-50%) scaleX(0)}
.nav-burger.open span:nth-child(3){transform:translateX(-50%) translateY(0) rotate(-45deg)}

/* ── Mobile Overlay ── */
.nav-mobile{position:fixed;top:0;left:0;right:0;bottom:0;z-index:195;background:rgba(4,10,22,.93);backdrop-filter:blur(48px) saturate(1.4);-webkit-backdrop-filter:blur(48px) saturate(1.4);opacity:0;pointer-events:none;transition:opacity .45s cubic-bezier(0.32,0.72,0,1);display:flex;flex-direction:column;padding:100px 28px 48px;overflow-y:auto}
.nav-mobile.open{opacity:1;pointer-events:all}
.nav-mobile-eyebrow{font-size:10px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.28);margin-bottom:20px;opacity:0;transform:translateY(10px);transition:opacity .4s cubic-bezier(0.32,0.72,0,1) .04s,transform .4s cubic-bezier(0.32,0.72,0,1) .04s}
.nav-mobile.open .nav-mobile-eyebrow{opacity:1;transform:translateY(0)}
.nav-mobile-links{display:flex;flex-direction:column;gap:0}
.nav-mobile-link{display:flex;align-items:center;justify-content:space-between;padding:18px 0;border-bottom:1px solid rgba(255,255,255,.07);font-size:clamp(1.45rem,5.5vw,1.8rem);font-weight:300;letter-spacing:-.02em;color:rgba(255,255,255,.45);text-decoration:none;font-family:inherit;opacity:0;transform:translateY(20px);transition:color .3s cubic-bezier(0.32,0.72,0,1),opacity .55s cubic-bezier(0.32,0.72,0,1),transform .55s cubic-bezier(0.32,0.72,0,1)}
.nav-mobile-link:first-child{border-top:1px solid rgba(255,255,255,.07)}
.nav-mobile-link:hover{color:#fff}
.nav-mobile-link.active{color:#4DB8D4}
.nav-mobile.open .nav-mobile-link:nth-child(1){opacity:1;transform:translateY(0);transition-delay:.06s}
.nav-mobile.open .nav-mobile-link:nth-child(2){opacity:1;transform:translateY(0);transition-delay:.12s}
.nav-mobile.open .nav-mobile-link:nth-child(3){opacity:1;transform:translateY(0);transition-delay:.18s}
.nav-mobile.open .nav-mobile-link:nth-child(4){opacity:1;transform:translateY(0);transition-delay:.22s}
.nav-mobile.open .nav-mobile-link:nth-child(5){opacity:1;transform:translateY(0);transition-delay:.26s}
.nav-m-arrow{width:32px;height:32px;border-radius:50%;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.3);flex-shrink:0;transition:all .35s cubic-bezier(0.32,0.72,0,1)}
.nav-mobile-link:hover .nav-m-arrow{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.22);color:rgba(255,255,255,.8);transform:translate(2px,-2px)}
.nav-mobile-footer{margin-top:auto;padding-top:32px;display:flex;flex-direction:column;gap:20px;opacity:0;transform:translateY(16px);transition:opacity .5s cubic-bezier(0.32,0.72,0,1) .32s,transform .5s cubic-bezier(0.32,0.72,0,1) .32s}
.nav-mobile.open .nav-mobile-footer{opacity:1;transform:translateY(0)}
.nav-mobile-footer .btn-demo{width:100%;height:50px;font-size:.9375rem;border-radius:9999px!important;justify-content:center;box-sizing:border-box}
.nav-mobile-sep{height:1px;background:rgba(255,255,255,.07);margin:8px 0}
.nav-mobile-faq{display:flex;align-items:center;justify-content:center;gap:7px;height:44px;border-radius:9999px;border:1px solid rgba(255,255,255,.13);color:rgba(255,255,255,.45);font-size:.875rem;font-weight:500;transition:all .3s cubic-bezier(0.32,0.72,0,1);text-decoration:none;font-family:inherit;background:rgba(255,255,255,.04)}
.nav-mobile-faq:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.24);color:#fff}
.nav-mobile-footer-row{display:flex;flex-direction:column;gap:12px}

/* ══════════════════════════════════════════════
   RESPONSIVE BREAKPOINTS
   All pages apply zoom: 1.25 at ≥769px.
   Compensation formula: css_value = target_px / 1.25
   100vw → 80vw  |  48px → 38px  |  1348px → 1078px
   ══════════════════════════════════════════════ */

/* ── Desktop zoom compensation (zoom: 1.25 active at ≥769px) ── */
@media (min-width: 769px) {
  .nav { width: min(1078px, calc(80vw - 38px)) !important; }
}

/* ── Intermediate desktop: tight viewport, reduce gap ── */
@media (min-width: 1025px) and (max-width: 1380px) {
  .nav-links { gap: 20px; }
  .nav { padding: 0 28px !important; }
}

/* ── Burger: below 769px — no zoom active ── */
@media (max-width: 768px) {
  .nav-links { display: none !important; }
  .nav-help  { display: none !important; }
  .nav-burger { display: flex !important; order: 3; }
  .nav-right  { order: 2; }
  .nav-right .btn-demo { display: none !important; }
  .nav { padding: 0 16px !important; width: calc(100vw - 32px) !important; top: 12px !important; }
}

/* ── Burger: 769px–1024px — zoom active, use 80vw formula ── */
@media (min-width: 769px) and (max-width: 1024px) {
  .nav-links { display: none !important; }
  .nav-help  { display: none !important; }
  .nav-burger { display: flex !important; order: 3; }
  .nav-right  { order: 2; }
  .nav-right .btn-demo { display: none !important; }
  .nav { padding: 0 16px !important; width: calc(80vw - 32px) !important; top: 12px !important; }
}