@import url("root-variables.css");

/* ============================================================
   NAVBAR BASE
   ============================================================ */
nav.navbar {
  width: 100%;
  height: 72px;
  background: transparent;
  z-index: var(--z-nav);
  /* Explicitly set all transitioning properties so browser interpolates correctly */
  transition:
    width 0.4s cubic-bezier(0.4, 0, 0.2, 1),
    top 0.4s cubic-bezier(0.4, 0, 0.2, 1),
    height 0.4s cubic-bezier(0.4, 0, 0.2, 1),
    background 0.35s ease,
    border-radius 0.4s cubic-bezier(0.4, 0, 0.2, 1),
    box-shadow 0.35s ease,
    border-color 0.35s ease,
    backdrop-filter 0.35s ease;
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  padding: 0 !important;
}

/* ============================================================
   SCROLLED STATE (active)
   ============================================================ */
nav.navbar.active {
  width: 88%;
  top: 16px;
  border-radius: 18px;
  background: rgba(8, 12, 20, 0.80);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    0 0 0 1px rgba(58, 124, 255, 0.07),
    0 8px 32px rgba(0, 0, 0, 0.45);
  height: 60px;
}

/* ============================================================
   CONTAINER
   ============================================================ */
nav .navbar-container {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  padding: 0 28px;
}

/* ============================================================
   LOGO
   ============================================================ */
nav .navbar-container .navbar-logo {
  height: 44px;
  width: 140px;
  background-image: url("../IMG/Rielcode Logo Transparent.png");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: left center;
  flex-shrink: 0;
  transition: opacity 0.2s ease;
}

nav .navbar-container .navbar-logo:hover {
  opacity: 0.85;
}

/* ============================================================
   DESKTOP MENU
   ============================================================ */
nav .navbar-container .navbar-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

nav .navbar-container .navbar-menu li a {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 10px;
  text-decoration: none;
  color: rgba(226, 232, 240, 0.7);
  font-family: "Outfit", sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.1px;
  white-space: nowrap;
  transition: all 0.2s ease;
}

nav .navbar-container .navbar-menu li a:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}

nav .navbar-container .navbar-menu li a.active {
  color: #fff;
  background: rgba(58, 124, 255, 0.12);
}

/* Active underline indicator */
nav .navbar-container .navbar-menu li a::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: 50%;
  width: 0;
  height: 1.5px;
  background: #3a7cff;
  border-radius: 2px;
  transform: translateX(-50%);
  transition: width 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

nav .navbar-container .navbar-menu li a:hover::after,
nav .navbar-container .navbar-menu li a.active::after {
  width: calc(100% - 28px);
}

/* ============================================================
   CTA BUTTON
   ============================================================ */
nav .button-container {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

nav .button-container .cta-navbar {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(135deg, #3a7cff 0%, #5b52f5 100%);
  color: #fff !important;
  font-family: "Outfit", sans-serif;
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.2px;
  padding: 0 20px !important;
  height: 38px;
  border-radius: 50px;
  border: none;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 12px rgba(58, 124, 255, 0.3);
  position: relative;
  overflow: hidden;
}

nav .button-container .cta-navbar::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0;
  transition: opacity 0.2s ease;
}

nav .button-container .cta-navbar:hover {
  transform: translateY(-1px) scale(1.02);
  box-shadow: 0 6px 20px rgba(58, 124, 255, 0.45);
  color: #fff !important;
}

nav .button-container .cta-navbar:hover::before { opacity: 1; }
nav .button-container .cta-navbar:active { transform: translateY(0) scale(1); }

/* ============================================================
   BURGER ICON
   ============================================================ */
nav .button-container img#burger {
  height: 28px;
  width: 28px;
  cursor: pointer;
  opacity: 0.85;
  transition: opacity 0.2s ease;
  filter: brightness(2);
}

nav .button-container img#burger:hover { opacity: 1; }

/* ============================================================
   MOBILE DROPDOWN
   ============================================================ */
nav .navbar-mobile-container {
  position: absolute;
  left: 0;
  top: 72px;
  width: 100%;
  height: 0;
  overflow: hidden;
  background: rgba(8, 12, 20, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 0;
  transition: height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-top: 1px solid rgba(255,255,255,0.06);
}

nav.active .navbar-mobile-container {
  top: 68px;
  border-radius: 0 0 18px 18px;
  border: 1px solid rgba(255,255,255,0.07);
  border-top: none;
}

nav .navbar-mobile-container.active {
  height: 336px;
}

nav .navbar-mobile-container .menu-mobile {
  list-style: none;
  margin: 0;
  padding: 8px 0;
  width: 100%;
}

nav .navbar-mobile-container .menu-mobile li {
  width: 100%;
  height: 48px;
  display: flex;
}

nav .navbar-mobile-container .menu-mobile li a {
  text-decoration: none;
  color: rgba(226, 232, 240, 0.75);
  font-family: "Outfit", sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  padding: 0 28px;
  transition: all 0.2s ease;
  letter-spacing: 0.1px;
  border-left: 2px solid transparent;
}

nav .navbar-mobile-container .menu-mobile li a:hover {
  color: #fff;
  background: rgba(58, 124, 255, 0.08);
  border-left-color: #3a7cff;
  padding-left: 36px;
}

/* ============================================================
   MOBILE — transparent nav always shows bg color
   ============================================================ */
@media (max-width: 991px) {
  nav.navbar {
    background: rgba(8, 12, 20, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }

  nav.navbar.active {
    width: 100%;
    top: 0;
    border-radius: 0;
    border: none;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    height: 72px;
    box-shadow: none;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
  }

  nav.active .navbar-mobile-container {
    top: 72px;
    border-radius: 0;
  }
}