/* --- FINALIZED RESPONSIVE NAVBAR CSS --- */
:root {
  --navbar-height: 64px;
  --navbar-gap-desktop: 32px;
  --navbar-gap-tablet: 20px;
  --navbar-gap-mobile: 0px;
  --navbar-link-padding-desktop: 0 18px;
  --navbar-link-padding-tablet: 0 14px;
  --navbar-link-padding-mobile: 1.1rem 1.2rem;
  --navbar-font: 'Inter', sans-serif;
  --navbar-font-size-desktop: 1.08rem;
  --navbar-font-size-tablet: 1.04rem;
  --navbar-font-size-mobile: 1.01rem;
  --navbar-font-weight: 500;
  --navbar-bg: var(--color-nav, #f9f9fb);
  --navbar-border: var(--color-nav-border, #e5e5e7);
  --navbar-link: var(--color-text, #181818);
  --navbar-shadow: none;
  --navbar-z: 1000;
  --navbar-menu-slide: 250ms cubic-bezier(.4,0,.2,1);
}

/* Global nav/menu link reset */
.nav-menu li a,
.nav-menu li a:hover,
.nav-menu li a:focus,
.nav-menu li.active a,
.nav-menu li a.active,
.nav-menu li a:visited,
.nav-menu li a:focus-visible {
  color: var(--navbar-link) !important;
  text-decoration: none !important;
  background: none !important;
  border: none !important;
  box-shadow: none !important;
  outline: none !important;
  font-weight: var(--navbar-font-weight) !important;
  transition: none !important;
}

.nav-menu li a::after, .nav-menu li a::before {
  display: none !important;
  content: none !important;
}

.nav-menu li.active a,
.nav-menu li a.active {
  color: var(--navbar-link) !important;
  font-weight: var(--navbar-font-weight) !important;
  background: none !important;
  text-decoration: none !important;
  border: none !important;
  box-shadow: none !important;
  outline: none !important;
  transition: none !important;
}

.navbar {
  position: sticky;
  top: 0;
  width: 100%;
  background: var(--navbar-bg);
  border-bottom: 1px solid var(--navbar-border);
  z-index: 1000;
  box-shadow: var(--navbar-shadow);
  min-height: var(--navbar-height);
  font-family: 'Inter', sans-serif !important;
  transition: none !important;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.2rem;
  min-height: var(--navbar-height);
}

.nav-logo {
  font-weight: 700;
  font-size: 1.18rem;
  color: var(--navbar-link);
  text-decoration: none;
  letter-spacing: -1px;
  display: flex;
  align-items: center;
  height: 44px;
  font-family: 'Inter', sans-serif !important;
}

.nav-menu {
  display: flex;
  gap: var(--navbar-gap-desktop);
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
  transition: none !important;
}

.nav-menu li {
  display: flex;
  align-items: center;
}

.navbar .nav-theme-toggle {
  margin-left: 1.1rem;
  display: flex;
  align-items: center;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5em 0.6em;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  transition: none !important;
  box-shadow: none !important;
}

.nav-toggle:focus {
  outline: none !important;
  box-shadow: none !important;
}

.hamburger {
  width: 1.7em;
  height: 0.2em;
  background: var(--navbar-link);
  border-radius: 2px;
  position: relative;
  display: block;
  transition: none !important;
}
.hamburger::before, .hamburger::after {
  content: '';
  position: absolute;
  left: 0;
  width: 1.7em;
  height: 0.2em;
  background: var(--navbar-link);
  border-radius: 2px;
  transition: none !important;
}
.hamburger::before {
  top: -0.5em;
}
.hamburger::after {
  top: 0.5em;
}

/* Responsive gap and font size */
.nav-menu {
  gap: var(--navbar-gap-desktop);
}
.nav-menu li a {
  font-size: var(--navbar-font-size-desktop);
  padding: var(--navbar-link-padding-desktop);
}

@media (max-width: 1100px) {
  .nav-container {
    max-width: 100vw;
    padding: 0 1rem;
  }
  .nav-menu {
    gap: var(--navbar-gap-tablet);
  }
  .nav-menu li a {
    font-size: var(--navbar-font-size-tablet);
    padding: var(--navbar-link-padding-tablet);
  }
}
@media (max-width: 900px) {
  .nav-container {
    padding: 0 0.7rem;
  }
}
@media (max-width: 768px) {
  .nav-container {
    padding: 0 0.5rem;
  }
  .nav-menu {
    position: absolute;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    background: var(--navbar-bg);
    flex-direction: column;
    gap: var(--navbar-gap-mobile);
    border-bottom: 1px solid var(--navbar-border);
    display: none;
    box-shadow: none;
    z-index: calc(var(--navbar-z) + 1);
    animation: none !important;
    transition: none !important;
    max-height: 0;
    overflow: hidden;
  }
  .nav-menu.open {
    display: flex;
    animation: slideDownMenu var(--navbar-menu-slide) forwards;
    max-height: 500px;
    overflow: visible;
  }
  .nav-menu.closing {
    animation: slideUpMenu var(--navbar-menu-slide) forwards;
    max-height: 0;
    overflow: hidden;
  }
  .nav-menu li {
    border-top: 1px solid var(--navbar-border);
    text-align: left;
    width: 100%;
  }
  .nav-menu li a {
    display: block;
    padding: var(--navbar-link-padding-mobile);
    font-size: var(--navbar-font-size-mobile);
    border-radius: 0;
    min-height: 44px;
    text-align: left;
    font-family: 'Inter', sans-serif !important;
  }
  .nav-toggle {
    display: flex;
  }
  .navbar .nav-theme-toggle {
    margin-left: 0.7rem;
  }
}
@media (max-width: 480px) {
  .nav-container {
    padding: 0 0.2rem;
  }
  .nav-menu li a {
    padding: 1.1rem 0.7rem;
    font-size: 0.99rem;
  }
}

/* Slide down/up animation for mobile/tablet menu */
@keyframes slideDownMenu {
  from { max-height: 0; opacity: 0; }
  to { max-height: 500px; opacity: 1; }
}
@keyframes slideUpMenu {
  from { max-height: 500px; opacity: 1; }
  to { max-height: 0; opacity: 0; }
}

/* Accessibility: focus visible for nav-toggle */
.nav-toggle:focus-visible {
  outline: 2px solid #5A68F2 !important;
  outline-offset: 2px;
}

/* Prevent overflow and wrapping */
.navbar, .nav-container, .nav-menu {
  overflow: visible;
  white-space: nowrap;
}

/* Remove all link effects (already present, but reinforce) */
.nav-menu li a,
.nav-menu li a:hover,
.nav-menu li a:focus,
.nav-menu li.active a,
.nav-menu li a.active,
.nav-menu li a:visited,
.nav-menu li a:focus-visible {
  color: var(--navbar-link) !important;
  text-decoration: none !important;
  background: none !important;
  border: none !important;
  box-shadow: none !important;
  outline: none !important;
  font-weight: var(--navbar-font-weight) !important;
  transition: none !important;
}

.navbar {
  position: sticky;
  top: 0;
  width: 100%;
  background: var(--navbar-bg);
  border-bottom: 1px solid var(--navbar-border);
  z-index: 1000;
  box-shadow: var(--navbar-shadow);
  min-height: var(--navbar-height);
  font-family: 'Inter', sans-serif !important;
  transition: none !important;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.2rem;
  min-height: var(--navbar-height);
}

.nav-logo {
  font-weight: 700;
  font-size: 1.18rem;
  color: var(--navbar-link);
  text-decoration: none;
  letter-spacing: -1px;
  display: flex;
  align-items: center;
  height: 44px;
  font-family: 'Inter', sans-serif !important;
}

.nav-menu {
  display: flex;
  gap: var(--navbar-gap-desktop);
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
  transition: none !important;
}

.nav-menu li {
  display: flex;
  align-items: center;
}

.navbar .nav-theme-toggle {
  margin-left: 1.1rem;
  display: flex;
  align-items: center;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5em 0.6em;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  transition: none !important;
  box-shadow: none !important;
}

.nav-toggle:focus {
  outline: none !important;
  box-shadow: none !important;
}

.hamburger {
  width: 1.7em;
  height: 0.2em;
  background: var(--navbar-link);
  border-radius: 2px;
  position: relative;
  display: block;
  transition: none !important;
}
.hamburger::before, .hamburger::after {
  content: '';
  position: absolute;
  left: 0;
  width: 1.7em;
  height: 0.2em;
  background: var(--navbar-link);
  border-radius: 2px;
  transition: none !important;
}
.hamburger::before {
  top: -0.5em;
}
.hamburger::after {
  top: 0.5em;
}

/* Responsive gap and font size */
.nav-menu {
  gap: var(--navbar-gap-desktop);
}
.nav-menu li a {
  font-size: var(--navbar-font-size-desktop);
  padding: var(--navbar-link-padding-desktop);
}

@media (max-width: 1100px) {
  .nav-container {
    max-width: 100vw;
    padding: 0 1rem;
  }
  .nav-menu {
    gap: var(--navbar-gap-tablet);
  }
  .nav-menu li a {
    font-size: var(--navbar-font-size-tablet);
    padding: var(--navbar-link-padding-tablet);
  }
}
@media (max-width: 900px) {
  .nav-container {
    padding: 0 0.7rem;
  }
}
@media (max-width: 768px) {
  .nav-container {
    padding: 0 0.5rem;
  }
  .nav-menu {
    position: absolute;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    background: var(--navbar-bg);
    flex-direction: column;
    gap: var(--navbar-gap-mobile);
    border-bottom: 1px solid var(--navbar-border);
    display: none;
    box-shadow: none;
    z-index: calc(var(--navbar-z) + 1);
    animation: none !important;
    transition: none !important;
    max-height: 0;
    overflow: hidden;
  }
  .nav-menu.open {
    display: flex;
    animation: slideDownMenu var(--navbar-menu-slide) forwards;
    max-height: 500px;
    overflow: visible;
  }
  .nav-menu.closing {
    animation: slideUpMenu var(--navbar-menu-slide) forwards;
    max-height: 0;
    overflow: hidden;
  }
  .nav-menu li {
    border-top: 1px solid var(--navbar-border);
    text-align: left;
    width: 100%;
  }
  .nav-menu li a {
    display: block;
    padding: var(--navbar-link-padding-mobile);
    font-size: var(--navbar-font-size-mobile);
    border-radius: 0;
    min-height: 44px;
    text-align: left;
    font-family: 'Inter', sans-serif !important;
  }
  .nav-toggle {
    display: flex;
  }
  .navbar .nav-theme-toggle {
    margin-left: 0.7rem;
  }
}
@media (max-width: 480px) {
  .nav-container {
    padding: 0 0.2rem;
  }
  .nav-menu li a {
    padding: 1.1rem 0.7rem;
    font-size: 0.99rem;
  }
}

/* Slide down/up animation for mobile/tablet menu */
@keyframes slideDownMenu {
  from { max-height: 0; opacity: 0; }
  to { max-height: 500px; opacity: 1; }
}
@keyframes slideUpMenu {
  from { max-height: 500px; opacity: 1; }
  to { max-height: 0; opacity: 0; }
}

/* Accessibility: focus visible for nav-toggle */
.nav-toggle:focus-visible {
  outline: 2px solid #5A68F2 !important;
  outline-offset: 2px;
}

/* Prevent overflow and wrapping */
.navbar, .nav-container, .nav-menu {
  overflow: visible;
  white-space: nowrap;
}

/* Dark mode adjustments (unchanged) */
[data-theme="dark"] .navbar {
  background: var(--color-nav, #23272a);
  border-bottom: 1px solid var(--color-nav-border, #2c2f33);
  box-shadow: none;
}
[data-theme="dark"] .nav-menu li a,
[data-theme="dark"] .nav-menu li a:hover,
[data-theme="dark"] .nav-menu li a:focus,
[data-theme="dark"] .nav-menu li.active a,
[data-theme="dark"] .nav-menu li a.active,
[data-theme="dark"] .nav-menu li a:visited,
[data-theme="dark"] .nav-menu li a:focus-visible {
  color: var(--color-text, #f5f6fa) !important;
  background: none !important;
  text-decoration: none !important;
  border: none !important;
  box-shadow: none !important;
  outline: none !important;
  font-weight: var(--navbar-font-weight) !important;
  transition: none !important;
}
[data-theme="dark"] .nav-menu li a::after, [data-theme="dark"] .nav-menu li a::before {
  display: none !important;
  content: none !important;
}
[data-theme="dark"] .nav-menu li.active a,
[data-theme="dark"] .nav-menu li a.active {
  color: var(--color-text, #f5f6fa) !important;
  font-weight: var(--navbar-font-weight) !important;
  background: none !important;
  text-decoration: none !important;
  border: none !important;
  box-shadow: none !important;
  outline: none !important;
  transition: none !important;
}
[data-theme="dark"] .hamburger,
[data-theme="dark"] .hamburger::before,
[data-theme="dark"] .hamburger::after {
  background: var(--color-text, #f5f6fa);
  transition: none !important;
}