/* ====================================
   Navbar Component
   ==================================== */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px 32px;
  transition: padding 0.5s cubic-bezier(0.22, 1, 0.36, 1);
  pointer-events: none;
}

.navbar.scrolled {
  padding: 12px 32px;
}

/* Nav Inner — becomes the floating pill on scroll */
.navbar .nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 32px;
  background: rgba(255, 255, 255, 0);
  border: 1px solid rgba(0, 0, 0, 0);
  border-radius: 0px;
  box-shadow: 0 0 0 rgba(0, 0, 0, 0);
  pointer-events: auto;
  will-change: max-width, padding, background, border-radius, border-color, box-shadow;
  transition:
    max-width 0.5s cubic-bezier(0.22, 1, 0.36, 1),
    padding 0.5s cubic-bezier(0.22, 1, 0.36, 1),
    background 0.5s cubic-bezier(0.22, 1, 0.36, 1),
    border-radius 0.5s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.4s ease,
    box-shadow 0.5s ease;
}

.navbar.scrolled .nav-inner {
  max-width: 860px;
  padding: 14px 32px;
  background: rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(24px) saturate(1.4);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  border-radius: 100px;
  border-color: rgba(255, 255, 255, 0.45);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

/* Logo */
.nav-logo {
  font-family: 'Instrument Serif', serif;
  font-size: 22px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.3px;
  white-space: nowrap;
  transition: font-size 0.5s cubic-bezier(0.22, 1, 0.36, 1),
              color 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.navbar.scrolled .nav-logo {
  font-size: 18px;
}

.nav-logo span {
  font-style: italic;
  color: var(--text-muted);
  transition: color 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  transition: gap 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.navbar.scrolled .nav-links {
  gap: 4px;
}

.nav-links a {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 4px 0;
  border-radius: 100px;
  transition: all 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.navbar.scrolled .nav-links a {
  font-size: 12.5px;
  padding: 6px 14px;
}

.nav-links a:hover {
  color: var(--text-primary);
}

.navbar.scrolled .nav-links a:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* CTA Button */
.nav-cta {
  padding: 10px 24px;
  background: var(--black);
  color: var(--white);
  border: none;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1),
              box-shadow 0.4s cubic-bezier(0.22, 1, 0.36, 1),
              background 0.5s cubic-bezier(0.22, 1, 0.36, 1),
              color 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.navbar.scrolled .nav-cta {
  padding: 8px 20px;
  font-size: 12.5px;
}

/* Background expansion on hover */
.nav-cta::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.1);
  transform: translate(-50%, -50%);
  transition: width 0.6s cubic-bezier(0.22, 1, 0.36, 1),
              height 0.6s cubic-bezier(0.22, 1, 0.36, 1);
  pointer-events: none;
}

.nav-cta:hover::before {
  width: 100%;
  height: 100%;
}

/* Text effect on nav CTA hover */
.nav-cta .btn-text {
  display: inline-block;
  transition: letter-spacing 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  letter-spacing: 0;
  position: relative;
  z-index: 1;
}

.nav-cta:hover .btn-text {
  letter-spacing: 0.5px;
}

/* Shine sweep on nav CTA hover */
.nav-cta::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transition: none;
  pointer-events: none;
}

.nav-cta:hover::after {
  animation: btnShine 0.6s ease forwards;
}

/* Lift on hover */
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(26, 26, 26, 0.2);
}

.nav-cta:active {
  transform: translateY(0) scale(0.98);
  box-shadow: none;
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  width: 32px;
  height: 32px;
  flex-direction: column;
  gap: 6px;
  justify-content: center;
  align-items: center;
  z-index: 101;
  padding: 4px;
  cursor: pointer;
}

.mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  transition: all 0.3s ease;
  border-radius: 2px;
}

.mobile-toggle.open span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.mobile-toggle.open span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.open span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-page);
  z-index: 99;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.mobile-menu.open {
  opacity: 1;
  visibility: visible;
}

.mobile-menu a {
  font-family: 'Instrument Serif', serif;
  font-size: 32px;
  color: var(--text-primary);
  padding: 12px 24px;
  transition: all 0.3s;
  opacity: 0;
  transform: translateY(20px);
}

.mobile-menu.open a {
  opacity: 1;
  transform: translateY(0);
}

.mobile-menu a:hover {
  color: var(--text-muted);
}

.mobile-menu .mobile-cta {
  margin-top: 24px;
  padding: 14px 36px;
  background: var(--black);
  color: var(--white);
  border: none;
  border-radius: 100px;
  font-size: 15px;
  font-weight: 500;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s;
  cursor: pointer;
}

.mobile-menu.open .mobile-cta {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.3s;
}

/* ====================================
   Landing Page Hero Variant (.navbar-hero)
   White navbar over dark hero background,
   reverts to default dark on scroll.
   ==================================== */

.navbar-hero .nav-logo {
  color: #ffffff;
}

.navbar-hero.scrolled .nav-logo {
  color: var(--text-primary);
}

.navbar-hero .nav-logo span {
  color: rgba(255, 255, 255, 0.5);
}

.navbar-hero.scrolled .nav-logo span {
  color: var(--text-muted);
}

.navbar-hero .nav-links a {
  color: rgba(255, 255, 255, 0.75);
}

.navbar-hero .nav-links a:hover {
  color: #ffffff;
}

.navbar-hero.scrolled .nav-links a {
  color: var(--text-secondary);
}

.navbar-hero.scrolled .nav-links a:hover {
  color: var(--text-primary);
}

.navbar-hero .nav-cta {
  background: #ffffff;
  color: #1A1A1A;
}

.navbar-hero.scrolled .nav-cta {
  background: var(--black);
  color: var(--white);
}

.navbar-hero .nav-cta:hover {
  box-shadow: 0 4px 16px rgba(255, 255, 255, 0.25);
}

.navbar-hero.scrolled .nav-cta:hover {
  box-shadow: 0 4px 16px rgba(26, 26, 26, 0.2);
}

.navbar-hero .mobile-toggle span {
  background: #ffffff;
}

.navbar-hero.scrolled .mobile-toggle span {
  background: var(--text-primary);
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .navbar {
    padding: 16px 16px;
  }

  .navbar.scrolled {
    padding: 10px 24px;
  }

  .navbar .nav-inner {
    max-width: 100%;
    padding: 0 16px;
  }

  .navbar.scrolled .nav-inner {
    max-width: 100%;
    padding: 10px 20px;
  }
}