/* Island Navigation Component */
/* Extracted from nav-animations-backup for modular implementation */

/* Apple-style Floating Island Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  transition: background 0.3s ease, backdrop-filter 0.3s ease, border-bottom 0.3s ease, transform 0.3s ease, opacity 0.3s ease;
}

/* Dark theme navbar */
[data-theme="dark"] .navbar {
  background: rgba(0, 0, 0, 0.8);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Navbar at top of page - full width */
.navbar.at-top {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  left: 0;
  right: 0;
  top: 0;
  width: 100%;
  transform: none;
}

[data-theme="dark"] .navbar.at-top {
  background: rgba(0, 0, 0, 0.95);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

/* Navbar hidden state */
.navbar.hidden {
  transform: translateY(-100%);
  opacity: 0;
}

/* Navbar when scrolled - floating island style */
.navbar.scrolled {
  top: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(0);
  width: auto;
  max-width: 864px;
  min-width: 576px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  animation: slideInFromTop 0.4s ease-out;
}

/* Navbar retracting state */
.navbar.retracting {
  top: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(0);
  width: auto;
  max-width: 864px;
  min-width: 576px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  animation: slideOutAndExpand 0.4s ease-in forwards;
}

/* Container adjustments for retracting navbar */
.navbar.retracting .container {
  padding: 0 2rem;
  max-width: none;
  width: auto;
}

/* Keyframes for navbar animations */
@keyframes slideInFromTop {
  from {
    transform: translateX(-50%) translateY(-100vh);
    opacity: 0;
  }
  to {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
  }
}

/* Slide out animation for retraction */
@keyframes slideOutToTop {
  from {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
  }
  to {
    transform: translateX(-50%) translateY(-100vh);
    opacity: 0;
  }
}

/* New animation for smooth transition from island to full-width navbar */
@keyframes slideOutAndExpand {
  0% {
    top: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(0);
    width: auto;
    max-width: 864px;
    min-width: 576px;
    border-radius: 20px;
    opacity: 1;
  }
  50% {
    top: 15px;
    left: 50%;
    transform: translateX(-50%) translateY(0);
    width: 90%;
    max-width: none;
    min-width: none;
    border-radius: 10px;
    opacity: 0.8;
  }
  100% {
    top: 0;
    left: 0;
    transform: none;
    width: 100%;
    max-width: none;
    min-width: none;
    border-radius: 0;
    opacity: 1;
  }
}

[data-theme="dark"] .navbar.scrolled {
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* Container adjustments for floating navbar */
.navbar.scrolled .container {
  padding: 0 1.5rem;
  max-width: none;
  width: auto;
}

/* Keep nav links spacing same as original for floating navbar */
.navbar.scrolled .nav-link {
  margin: 0 1rem;
  font-size: var(--font-size-sm);
}

.navbar.scrolled .btn {
  margin-right: 1.5rem;
  margin-left: 0;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 20;
  height: 80px;
  width: 100%;
  padding: 0 1rem;
  box-sizing: border-box;
  min-width: 0;
}

/* Reduce height for floating island navbar */
.navbar.scrolled .container,
.navbar.retracting .container {
  height: 60px;
}

.navbar .nav-menu {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.1rem;
}

.navbar .nav-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.navbar .theme-toggle-item {
  margin-left: 0;
}

.navbar .nav-link {
  font-family: var(--font-family);
  font-weight: var(--weight-medium);
  font-size: var(--font-size-base);
  color: var(--text-color);
  transition: color 0.3s ease;
}

.navbar #logo {
  display: flex;
  align-items: center;
  height: 50px;
  transition: height 0.3s ease;
}

.navbar #logo a {
  display: flex;
  align-items: center;
  text-decoration: none;
  height: 100%;
  transition: all 0.3s ease;
}

.navbar #logo img {
  height: 40px;
  width: auto;
  transition: height 0.3s ease;
}

.navbar #logo .logo-text {
  font-family: var(--font-family);
  font-weight: var(--weight-bold);
  font-size: 3rem;
  color: var(--text-color);
  margin-left: 0.2rem;
  transition: all 0.3s ease;
}

.navbar.scrolled #logo .logo-text,
.navbar.retracting #logo .logo-text {
  font-size: var(--font-size-lg);
  opacity: 0;
  transform: translateX(-10px);
  pointer-events: none;
}

.navbar.scrolled #logo,
.navbar.retracting #logo {
  height: 35px;
}

.navbar.scrolled #logo a,
.navbar.retracting #logo a {
  height: 35px;
}

.navbar.scrolled #logo img,
.navbar.retracting #logo img {
  height: 30px;
}

.navbar .btn {
  display: inline-block;
  font-family: var(--font-family);
  font-weight: var(--weight-semibold);
  font-size: var(--font-size-sm);
  color: #000000;
  background: var(--primary-color);
  border: 2px solid var(--primary-color);
  padding: 0.35rem 1rem;
  border-radius: 50px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  margin-left: 0.5rem;
}

/* Mobile Navigation Styles */
@media screen and (max-width: 768px) {
  .navbar .nav-link {
    font-size: var(--font-size-sm);
  }

  .navbar .btn {
    font-size: var(--font-size-xs);
    padding: 0.35rem 1rem;
  }

  .navbar .nav-link {
    margin: 0 0.6rem;
  }

  .navbar .btn {
    margin-left: 0.5rem;
  }

  .navbar #logo {
    height: 40px;
  }

  .navbar #logo img {
    height: 30px;
  }

  .navbar #logo .logo-text {
    font-size: var(--font-size-lg);
    margin-left: 0.5rem;
  }

  .navbar .container {
    padding: 0 0.75rem;
  }

  /* Mobile hidden navbar */
  .navbar.hidden {
    transform: translateY(-100%);
  }

  /* Mobile floating navbar adjustments */
  .navbar.scrolled {
    top: 20px;
    left: 10px;
    right: 10px;
    transform: none;
    width: auto;
    min-width: auto;
    max-width: none;
  }

  .navbar.scrolled .container {
    padding: 0 1rem;
  }

  .navbar .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background-color: var(--bg-primary);
    width: 100%;
    border-radius: 10px;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
    z-index: 999;
    border: 1px solid var(--card-background);
    padding: 2rem 0;
    gap: 1.5rem;
  }

  [data-theme="dark"] .navbar .nav-menu {
    background-color: var(--bg-primary);
    border: 1px solid var(--bg-secondary-two);
  }

  .navbar .btn {
    margin: 0;
    align-self: center;
  }

  .navbar .hamburger {
    display: block;
    cursor: pointer;
    z-index: 1000;
  }

  .navbar .hamburger.active .bar:nth-child(2) {
    opacity: 0;
  }

  .navbar .hamburger.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .navbar .hamburger.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .navbar .nav-menu.active {
    left: 0;
  }

  .navbar .nav-menu:not(.active) .nav-link,
  .navbar .nav-menu:not(.active) .btn,
  .navbar .nav-menu:not(.active) .theme-switch {
    opacity: 0;
  }

  .navbar .nav-menu.active .nav-link,
  .navbar .nav-menu.active .btn,
  .navbar .nav-menu.active .theme-switch {
    opacity: 1;
  }
}