/* ============================================================
   PeakRoutine — navbar.css
   Dynamic Island Style Floating Navbar
   ============================================================ */

/* ── Island Navbar ── */
.pr-nav {
  position: fixed;
  top: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  width: min(calc(100% - 3rem), 1060px);
  transition: all 0.5s var(--ease-out);
}

.pr-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  background: rgba(10, 15, 30, 0.82);
  backdrop-filter: blur(24px) saturate(200%);
  -webkit-backdrop-filter: blur(24px) saturate(200%);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 999px;
  padding: 0.6rem 0.8rem 0.6rem 1.15rem;
  box-shadow: 0 8px 32px rgba(0,0,0,0.25), 0 0 0 0.5px rgba(255,255,255,0.06) inset;
  transition: all 0.5s var(--ease-out);
}

/* Scrolled state — lighter */
.pr-nav.scrolled .pr-nav-inner {
  background: rgba(255,255,255,0.92);
  border-color: rgba(0,0,0,0.06);
  box-shadow: 0 4px 24px rgba(0,0,0,0.1), 0 0 0 1px rgba(0,0,0,0.04);
}

/* ── Brand ── */
.pr-nav-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  flex-shrink: 0;
}

.pr-nav-logo {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: white;
  padding: 3px;
  object-fit: contain;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.pr-nav-wordmark {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  color: white;
  letter-spacing: -0.04em;
  transition: color 0.3s ease;
}

.pr-nav.scrolled .pr-nav-wordmark { color: var(--dark); }

/* ── Links ── */
.pr-nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.pr-nav-links a {
  font-size: 0.88rem;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  transition: all 0.2s ease;
  display: block;
  white-space: nowrap;
}

.pr-nav.scrolled .pr-nav-links a { color: var(--gray-600); }

.pr-nav-links a:hover {
  background: rgba(255,255,255,0.12);
  color: white;
}

.pr-nav-links a.is-active {
  background: rgba(255,255,255,0.18);
  color: #ffffff;
}

.pr-nav.scrolled .pr-nav-links a:hover {
  background: var(--gray-100);
  color: var(--dark);
}

.pr-nav.scrolled .pr-nav-links a.is-active {
  background: var(--gray-100);
  color: var(--dark);
}

/* ── CTA ── */
.pr-nav-cta {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--dark) !important;
  background: white;
  padding: 0.55rem 1.2rem !important;
  border-radius: 999px !important;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  transition: all 0.3s var(--ease-spring) !important;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.pr-nav.scrolled .pr-nav-cta {
  background: var(--grad-primary);
  color: white !important;
}

.pr-nav-cta:hover {
  transform: scale(1.04);
  box-shadow: 0 6px 20px rgba(28,133,232,0.3) !important;
}

/* ── Mobile Toggle ── */
.pr-nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  padding: 8px;
  background: rgba(255,255,255,0.1);
  border-radius: 8px;
  border: none;
  transition: background 0.2s ease;
}

.pr-nav.scrolled .pr-nav-toggle { background: rgba(0,0,0,0.06); }

.pr-nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: white;
  border-radius: 2px;
  transition: all 0.3s ease;
}

.pr-nav.scrolled .pr-nav-toggle span { background: var(--dark); }

.pr-nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
.pr-nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.pr-nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); }

/* ── Mobile Menu ── */
.pr-nav-mobile {
  display: none;
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 0; right: 0;
  background: rgba(10,15,30,0.95);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 1rem;
  box-shadow: 0 24px 48px rgba(0,0,0,0.3);
  max-height: calc(100vh - 120px);
  overflow: auto;
}

.pr-nav.scrolled .pr-nav-mobile {
  background: rgba(255,255,255,0.97);
  border-color: rgba(0,0,0,0.06);
}

.pr-nav-mobile.open { display: block; }

.pr-nav-mobile a {
  display: block;
  color: rgba(255,255,255,0.85);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.pr-nav.scrolled .pr-nav-mobile a { color: var(--gray-700); }

.pr-nav-mobile a:hover {
  background: rgba(255,255,255,0.08);
  color: white;
}

.pr-nav-mobile a.is-active {
  background: rgba(255,255,255,0.1);
  color: #ffffff;
}

.pr-nav.scrolled .pr-nav-mobile a:hover {
  background: var(--gray-100);
  color: var(--dark);
}

.pr-nav.scrolled .pr-nav-mobile a.is-active {
  background: var(--gray-100);
  color: var(--dark);
}

.pr-nav-mobile .pr-nav-mobile-cta {
  display: block;
  text-align: center;
  margin-top: 0.75rem;
  background: var(--grad-primary);
  color: white !important;
  padding: 0.85rem;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 1rem;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .pr-nav {
    width: calc(100% - 2rem);
    top: 0.75rem;
  }

  .pr-nav-inner {
    padding: 0.6rem 0.75rem;
    border-radius: var(--radius-lg);
  }

  .pr-nav-links { display: none; }
  .pr-nav-cta.desktop-only { display: none; }
  .pr-nav-toggle { display: flex; }
}

@media (max-width: 480px) {
  .pr-nav { width: calc(100% - 1.5rem); top: 0.5rem; }
}