/* ===== GLOBAL RESET ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: 'Poppins', sans-serif;
  background: #f9f9f9;
  color: #333;
}

/* ===== COLOR VARIABLES ===== */
:root {
  --nav-bg:         #002e5b;
  --text-light:     #ffffff;
  --accent:         #00bfff;
  --dropdown-bg:    #ffffff;
  --dropdown-hover: #e6f2ff;
  --font-nav:       0.9rem;
}

/* ===== NAVBAR ===== */
.navbar {
  background-color: var(--nav-bg) !important;
}
.navbar.fixed-top {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
}
.navbar-brand img {
  width: auto;
  height: 65px;
  object-fit: contain;
  margin-right: 0.5rem;
}
.navbar-brand .d-flex.flex-column span:first-child {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-light);
}
.navbar-brand .d-flex.flex-column small {
  font-size: 0.8rem;
  color: var(--text-light);
}

/* ===== NAV LINKS & CARETS ===== */
.navbar-nav .nav-link,
.navbar-nav .dropdown-toggle {
  color: var(--text-light) !important;
  font-size: var(--font-nav) !important;
  white-space: nowrap;
  position: relative;
  transition: color 0.2s;
}
/* Underline on normal links */
.navbar-nav .nav-link:not(.dropdown-toggle)::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s ease;
}
.navbar-nav .nav-link:not(.dropdown-toggle):hover::after,
.navbar-nav .nav-link:not(.dropdown-toggle).active::after {
  width: 100%;
}
/* Caret for dropdowns */
.navbar-nav .dropdown-toggle::after {
  display: inline-block !important;
  margin-left: .255em;
  vertical-align: .255em;
  content: "";
  border-top: .3em solid var(--text-light);
  border-right: .3em solid transparent;
  border-left: .3em solid transparent;
  transition: transform 0.3s ease;
}
.navbar-nav .dropend .dropdown-toggle::after {
  border-top: 0;
  border-right: .3em solid var(--text-light);
  border-bottom: .3em solid transparent;
  border-left: 0;
}
@media (min-width: 768px) {
  .navbar-nav .dropdown:hover > .dropdown-toggle::after {
    transform: rotate(180deg);
  }
  .navbar-nav .dropend:hover > .dropdown-toggle::after {
    transform: rotate(90deg);
  }
}

/* ===== WHATSAPP BUTTON ===== */
.navbar-nav .btn-outline-light {
  margin-left: 1rem;
  white-space: nowrap;
  border-color: var(--text-light);
  color: var(--text-light);
}
.navbar-nav .btn-outline-light:hover {
  background-color: var(--text-light);
  color: var(--nav-bg);
}

/* ===== DROPDOWN MENUS ===== */
.navbar-nav .dropdown-menu,
.navbar-nav .dropend > .dropdown-menu {
  background-color: var(--dropdown-bg) !important;
  border: 1px solid rgba(0,0,0,0.1) !important;
  padding: 0.5rem 0 !important;
  min-width: max-content !important;
  display: none;
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.navbar-nav .dropdown-item {
  color: #333 !important;
  font-size: var(--font-nav);
  white-space: nowrap;
}
.navbar-nav .dropdown-item:hover {
  background-color: var(--dropdown-hover) !important;
}

/* ===== NAVIGATION LAYOUT ===== */
@media (min-width: 768px) {
  .navbar-nav {
    margin-left: auto;
    flex-direction: row !important;
  }
  .navbar-nav .nav-item {
    margin: 0 0.75rem;
  }
  .navbar-toggler {
    display: none;
  }
  /* Show dropdowns on hover */
  .navbar-nav .dropdown:hover > .dropdown-menu,
  .navbar-nav .dropend:hover > .dropdown-menu {
    display: block !important;
    opacity: 1;
    transform: translateY(0);
  }
  /* Position first-level centered */
  #whyDropdown + .dropdown-menu {
    top: calc(100% + 4px) !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
  }
  /* Position sub-dropdown to the right */
  #communityDropdown + .dropdown-menu {
    top: 0 !important;
    left: 100% !important;
    margin-left: 2px !important;
    transform: none !important;
  }
}

/* ===== MOBILE NAV ===== */
@media (max-width: 767px) {
  .navbar-toggler {
    margin-left: auto;
  }
  .navbar-collapse {
    background-color: var(--nav-bg);
    margin-top: 0.5rem;
    padding: 0.5rem 1rem;
  }
  .navbar-nav {
    display: flex !important;
    flex-direction: column;
  }
  .navbar-nav .nav-link,
  .navbar-nav .dropdown-toggle,
  .navbar-nav .btn-outline-light {
    display: inline-block;
    padding: 0.5rem 1rem;
    margin: 0;
    background: transparent;
    border: none;
    border-radius: 0;
  }
  .navbar-nav .nav-link:hover,
  .navbar-nav .btn-outline-light:hover {
    border-bottom: 2px solid var(--accent);
    text-decoration: none;
  }
  .navbar-nav .dropdown-menu,
  .navbar-nav .dropend > .dropdown-menu {
    position: static !important;
    display: none !important;
    width: 100% !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    transform: none !important;
    opacity: 1 !important;
  }
  .navbar-nav .dropdown:hover > .dropdown-menu,
  .navbar-nav .dropend:hover > .dropdown-menu {
    display: block !important;
  }
}