/* ===== Navbar ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 12px 0;
  background: rgba(255, 255, 255, .38);
  backdrop-filter: blur(40px) saturate(1.8);
  -webkit-backdrop-filter: blur(40px) saturate(1.8);
  border-bottom: 1px solid rgba(255, 255, 255, .25);
  box-shadow: 0 1px 0 rgba(255, 255, 255, .35) inset;
  transition: background .4s var(--ease), padding .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease), transform .5s var(--ease), opacity .4s var(--ease);
}

.navbar.nav-hidden {
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, .45);
  backdrop-filter: blur(48px) saturate(2);
  -webkit-backdrop-filter: blur(48px) saturate(2);
  padding: 7px 0;
  border-bottom-color: rgba(255, 255, 255, .3);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, .4) inset,
    0 4px 24px rgba(0, 0, 0, .06);
}

/* ===== Dark-section inversion ===== */
.navbar.navbar-dark {
  background: transparent;
  border-bottom-color: transparent;
  box-shadow: none;
}

.navbar.navbar-dark.scrolled {
  background: transparent;
  border-bottom-color: transparent;
  box-shadow: none;
}

/* Dark sections: hide light wordmark, show dark version */
.navbar.navbar-dark .nav-logo-wordmark {
  opacity: 0;
  transform: translateY(-50%) scale(.9);
}

.navbar.navbar-dark .nav-logo-wordmark-dark {
  opacity: 1;
  transform: translateY(-50%) scale(1);
}

.navbar.navbar-dark .nav-links a {
  color: rgba(255, 255, 255, .65);
}

.navbar.navbar-dark .nav-links a:hover {
  color: #fff;
}

.navbar.navbar-dark .nav-links a.active {
  color: #fff;
}

.navbar.navbar-dark .nav-pill {
  background: rgba(255, 255, 255, .08);
  border-color: rgba(255, 255, 255, .1);
}

.navbar.navbar-dark .nav-burger span {
  background: #fff;
}

/* Inner layout */
.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.nav-logo {
  --mx: 0px;
  --my: 0px;
  display: flex;
  align-items: center;
  position: relative;
  /* Reserve space for the wordmark so navbar doesn't shift */
  min-width: 120px;
  height: 34px;
  transform: translate(var(--mx), var(--my));
  transition: transform .4s var(--ease-bounce);
  will-change: transform;
}

.nav-logo-wordmark,
.nav-logo-icon {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: auto;
  transition: opacity .4s var(--ease), transform .4s var(--ease);
  will-change: opacity, transform;
}

.nav-logo-wordmark {
  height: 46px;
  opacity: 1;
}

/* Dark-section wordmark: hidden by default */
.nav-logo-wordmark-dark {
  position: absolute;
  left: 0;
  top: 50%;
  height: 29.44px;
  width: auto;
  transition: opacity .4s var(--ease), transform .4s var(--ease);
  will-change: opacity, transform;
  opacity: 0;
  transform: translateY(-50%) scale(.9);
}

.nav-logo-icon {
  height: 28px;
  opacity: 0;
  transform: translateY(-50%) scale(.7);
}

/* Mini orbit canvas around logo icon */
.nav-orbit-canvas {
  position: absolute;
  left: 14px;
  top: calc(50% + 4px);
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: -1;
  opacity: 0;
  transition: opacity .5s var(--ease);
}

.navbar.scrolled .nav-orbit-canvas {
  opacity: 1;
}

/* When scrolled: crossfade both wordmarks → icon */
.navbar.scrolled .nav-logo-wordmark {
  opacity: 0;
  transform: translateY(-50%) scale(.7);
}

.navbar.scrolled .nav-logo-wordmark-dark {
  opacity: 0;
  transform: translateY(-50%) scale(.7);
}

.navbar.scrolled .nav-logo-icon {
  opacity: 1;
  transform: translateY(-50%) scale(1);
}

/* ===== Nav Links Container ===== */
.nav-links {
  display: flex;
  gap: 8px;
  position: relative;
  align-items: center;
}

/* ---- Sliding Pill Indicator ---- */
.nav-pill {
  position: absolute;
  border-radius: 9999px;
  background: rgba(0, 0, 0, .04);
  border: 1px solid rgba(0, 0, 0, .06);
  pointer-events: none;
  z-index: 0;
  transition: left .45s cubic-bezier(.4, 0, .1, 1),
    width .45s cubic-bezier(.4, 0, .1, 1),
    top .45s cubic-bezier(.4, 0, .1, 1),
    height .45s cubic-bezier(.4, 0, .1, 1),
    opacity .3s ease;
  opacity: 0;
  will-change: left, width, top, height;
}

.nav-pill.visible {
  opacity: 1;
}

/* ---- Nav Link Styles ---- */
.nav-links a {
  font-size: .78rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 5px 14px;
  text-decoration: none;
  z-index: 1;
  border-radius: 9999px;
  /* Magnetic transform handled via JS */
  transition: color .3s var(--ease), transform .25s var(--ease);
  will-change: transform;
  cursor: pointer;
  white-space: nowrap;
  /* Text scramble: hide real text, show via data-attr */
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Letter wave containers */
.nav-links a .nav-letter {
  display: inline-block;
  transition: transform .3s var(--ease);
  will-change: transform;
}

@keyframes letterWave {
  0% {
    transform: translateY(0);
  }

  40% {
    transform: translateY(-3px);
  }

  70% {
    transform: translateY(1px);
  }

  100% {
    transform: translateY(0);
  }
}

/* Hover color */
.nav-links a:hover {
  color: var(--text);
}

/* Active state */
.nav-links a.active {
  color: var(--text);
  font-weight: 600;
}

/* ===== CTA Button ===== */
.nav-cta-btn {
  --mx: 0px;
  --my: 0px;
  padding: 7px 18px;
  background: var(--gradient-1);
  background-size: 200% 100%;
  color: #fff;
  font-weight: 600;
  font-size: .75rem;
  border-radius: var(--radius-full);
  position: relative;
  overflow: hidden;
  isolation: isolate;
  transform: translate(var(--mx), var(--my));
  transition: transform .4s var(--ease-bounce),
    box-shadow .4s var(--ease),
    background-position .5s var(--ease);
  will-change: transform, box-shadow;
  cursor: pointer;
}

/* Shimmer sweep */
.nav-cta-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg,
      transparent 20%,
      rgba(255, 255, 255, .25) 40%,
      rgba(255, 255, 255, .4) 50%,
      rgba(255, 255, 255, .25) 60%,
      transparent 80%);
  transform: translateX(-120%);
  transition: none;
  z-index: 1;
  pointer-events: none;
}

.nav-cta-btn:hover::before {
  animation: ctaShimmer .7s var(--ease) forwards;
}

@keyframes ctaShimmer {
  to {
    transform: translateX(120%);
  }
}

/* Glow ring behind button */
.nav-cta-btn::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: inherit;
  background: var(--gradient-1);
  opacity: 0;
  z-index: -1;
  filter: blur(10px);
  transition: opacity .4s var(--ease);
  pointer-events: none;
}

.nav-cta-btn:hover::after {
  opacity: .55;
  animation: ctaGlowPulse 2s ease-in-out infinite;
}

@keyframes ctaGlowPulse {

  0%,
  100% {
    opacity: .55;
    filter: blur(10px);
  }

  50% {
    opacity: .35;
    filter: blur(14px);
  }
}

/* Hover: lift + glow */
.nav-cta-btn:hover {
  transform: translate(var(--mx), var(--my)) translateY(-2px) scale(1.04);
  background-position: 100% 0;
  box-shadow:
    0 4px 20px rgba(79, 110, 247, .4),
    0 0 40px rgba(79, 110, 247, .15),
    0 0 0 1px rgba(255, 255, 255, .15) inset;
}

/* Press: bounce down */
.nav-cta-btn:active {
  transform: translate(var(--mx), var(--my)) translateY(1px) scale(.97);
  box-shadow:
    0 1px 8px rgba(79, 110, 247, .3);
  transition-duration: .1s;
}

/* Arrow slide on hover */
.nav-cta-btn .btn-arrow {
  display: inline-block;
  transition: transform .35s var(--ease-bounce), opacity .3s var(--ease);
}

.nav-cta-btn:hover .btn-arrow {
  transform: translateX(3px);
}

/* Hide mobile CTA on desktop */
.nav-links .mobile-cta {
  display: none !important;
}

/* ===== Burger (mobile) ===== */
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 10;
  cursor: pointer;
  position: relative;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  transition: background .3s var(--ease);
}

.nav-burger:hover {
  background: rgba(0, 0, 0, .04);
}

.nav-burger:active {
  background: rgba(0, 0, 0, .08);
  transform: scale(.94);
}

.nav-burger span {
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform .35s var(--ease-bounce), opacity .25s var(--ease), width .3s var(--ease);
  transform-origin: center;
}

/* Middle line shorter for visual rhythm */
.nav-burger span:nth-child(2) {
  width: 14px;
}

/* Animated X on open */
.nav-burger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-burger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav-burger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

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

  .nav-burger {
    display: flex;
  }

  .nav-pill {
    display: none;
  }

  /* Hide CTA from nav-inner on mobile, show inside mobile menu instead */
  .nav-cta-btn {
    display: none;
  }

  /* --- Mobile Overlay Menu --- */
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: calc(100% + 8px);
    right: 12px;
    left: auto;
    width: min(180px, calc(100vw - 24px));
    background: rgba(255, 255, 255, .94);
    align-items: flex-end;
    backdrop-filter: blur(24px) saturate(1.8);
    -webkit-backdrop-filter: blur(24px) saturate(1.8);
    padding: 8px;
    gap: 2px;
    border: 1px solid rgba(0, 0, 0, .08);
    border-radius: 16px;
    box-shadow:
      0 8px 32px rgba(0, 0, 0, .08),
      0 2px 8px rgba(0, 0, 0, .04);
    opacity: 0;
    transform: translateY(-8px) scale(.96);
    animation: mobileMenuIn .35s var(--ease-bounce) forwards;
    transform-origin: top right;
  }

  @keyframes mobileMenuIn {
    from {
      opacity: 0;
      transform: translateY(-8px) scale(.97);
    }

    to {
      opacity: 1;
      transform: translateY(0) scale(1);
    }
  }

  /* Link styles inside mobile menu */
  .nav-links.open a {
    padding: 10px 16px;
    text-align: right;
    width: 100%;
    border-radius: 12px;
    font-size: .88rem;
    font-weight: 500;
    color: var(--text-muted);
    opacity: 0;
    transform: translateY(-6px);
    animation: mobileItemIn .3s var(--ease) forwards;
    transition: background .2s var(--ease), color .2s var(--ease);
  }

  .nav-links.open a:hover {
    background: rgba(0, 0, 0, .03);
    color: var(--text);
  }

  .nav-links.open a:active {
    background: rgba(0, 0, 0, .06);
    transform: scale(.98);
  }

  .nav-links.open a:nth-child(1) {
    animation-delay: .04s;
  }

  .nav-links.open a:nth-child(2) {
    animation-delay: .08s;
  }

  .nav-links.open a:nth-child(3) {
    animation-delay: .12s;
  }

  .nav-links.open a:nth-child(4) {
    animation-delay: .16s;
  }

  /* Active link — subtle accent pill */
  .nav-links.open a.active {
    color: var(--accent);
    font-weight: 600;
    background: rgba(79, 110, 247, .06);
  }

  @keyframes mobileItemIn {
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* --- Mobile CTA inside menu --- */
  .nav-links.open .mobile-cta {
    display: flex !important;
    align-items: center;
    justify-content: center;
    margin-top: 4px;
    padding: 12px 20px;
    background: var(--gradient-1);
    color: #fff;
    font-weight: 600;
    font-size: .85rem;
    border-radius: 12px;
    text-align: center;
    opacity: 0;
    transform: translateY(-6px);
    animation: mobileItemIn .3s var(--ease) .2s forwards;
    transition: transform .25s var(--ease-bounce), box-shadow .25s var(--ease);
    overflow: hidden;
    position: relative;
  }

  .nav-links.open .mobile-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(79, 110, 247, .3);
  }

  .nav-links.open .mobile-cta:active {
    transform: scale(.97);
  }
}