/* ===============================
NAVBAR — BASE STYLES
================================= */
.navbar {
  width: 100%;
  padding: 25px 0;
  position: relative;
  z-index: 10;
}

.navbar .nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;

  width: 100%;
  max-width: 1200px;
  margin: auto;
  padding: 0 clamp(16px, 4vw, 48px);
}

.navbar .logo {
  font-size: 22px;
  font-weight: 800;
  color: var(--dark);
}

.navbar.sticky {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.7);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

/* Nav desktop */
.navigation {
  display: flex;
  gap: 30px;
  list-style: none;
}

.navigation li {
  cursor: pointer;
  font-size: 16px;
  font-weight: 500;
  color: var(--dark);
  transition: 0.3s;
  padding: 5px 0;
  position: relative;
  display: inline-block;
}

.navigation li span {
  position: relative;
  display: inline-block;
}

/* underline */
.navigation li span::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: var(--dark);
  transition: width 0.3s ease;
}

.navigation li:hover span::after,
.navigation li.active span::after {
  width: 100%;
}

/* Hamburger */
.toggle-bar {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.toggle-bar span {
  width: 26px;
  height: 3px;
  background: var(--dark);
  border-radius: 3px;
  transition: 0.3s ease;
}

/* Hamburger → X */
.toggle-bar.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.toggle-bar.active span:nth-child(2) {
  opacity: 0;
}

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

@media (max-width: 900px) {
  .toggle-bar {
    display: flex;
  }

  .navigation {
    position: absolute;
    top: 75px;
    left: 0;
    right: 0;
    margin: 0 25px;

    flex-direction: column;
    gap: 15px;
    text-align: center;

    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 25px 0;

    border-radius: 8px;

    /* NEW — FIXED */
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
    transition: max-height 0.3s ease, opacity 0.3s ease;
  }

  .navigation.open {
    max-height: 300px;
    opacity: 1;
    pointer-events: auto;
  }

  .navigation li {
    padding: 10px 0;
  }
}

/* ===============================
DESKTOP FORCE
================================= */
@media (min-width: 901px) {
  .navigation {
    display: flex !important;
    position: static;
    max-height: none;
    padding: 0;
  }
}