/* ===============================
   HEADER (CLEAN & FIXED)
================================ */

header {
  background: #004b87;
  color: white;
  position: relative;
  z-index: 10000;
}

.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
}

.logo-section {
  display: flex;
  align-items: center;
  gap: 10px;
}

.vigyan-logo {
  width: 44px;
  height: 44px;
  margin-right: 10px;
}

.site-title {
  font-size: 20px;
  font-weight: 600;
  line-height: 1;
  color: #ffffff;
}

.logo-section a{
  display: flex;
  align-items: center;
  text-decoration: none !important;
  color: #ffffff;
}

/* DESKTOP MENU */
.nav-links {
  display: flex;
  gap: 18px;
}

.nav-links a {
  color: white;
  font-weight: 500;
  text-decoration: none;
}

.nav-links a:hover {
  text-decoration: underline;
}

/* HAMBURGER */
.menu-toggle {
  display: none;
  font-size: 28px;
  cursor: pointer;
  user-select: none;
}

/* ===============================
   MOBILE MENU
================================ */
@media (max-width: 900px) {

  .menu-toggle {
    display: block;
    color: rgb(255, 255, 255);
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background:  #fafafa;
    flex-direction: column; 
    text-align: center;
    z-index: 99999;
  }

  .nav-links.show {
    display: flex;
  }

  .nav-links a {
    padding: 10px 0;
    color: #0c0909 !important;
    border-bottom: 1px solid #0e0e0e;
  }

  
}

/* ===============================
   FOOTER
================================ */

footer {
  background: #004b87;
  color: #fff;
  text-align: center;
  padding: 18px 10px;
}

header a,
header a span {
  color: white !important;
}