/* ============================================================
   NAV.CSS — Responsive Common Header for all pages
   Version: 2.0 - Fully responsive with mobile-first design
   ============================================================ */

/* ── Reset & Base Styles ── */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* ── Header ── */
.header {
  position: sticky;
  top: 0;
  width: 100%;
  background: linear-gradient(135deg, #0c0a6f 0%, #0b1365 100%);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
  z-index: 1000;
}

/* ── Navbar ── */
.navbar {
  width: 100%;
  padding: 0;
}

/* ── Navbar Container ── */
.navbar-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 20px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

/* ── Logo Styling ── */
.navbar-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: transform 0.3s ease;
}

.logo-img {
  height: 54px;
  width: auto;
  border-radius: 6px;
  transition: transform 0.3s ease;
}

.navbar-logo:hover .logo-img {
  transform: scale(1.05);
}

/* ── Desktop Navigation Menu ── */
.nav-menu {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 12px;
  flex: 1;
  justify-content: center;
  margin: 0;
}

.nav-item {
  position: relative;
}

.nav-link {
  color: #ffffff;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  padding: 8px 12px;
  transition: color 0.3s ease;
  position: relative;
  white-space: nowrap;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, #fec33b, #f86f48);
  border-radius: 2px;
  transition: width 0.3s ease;
}

.nav-link:hover {
  color: #fec33b;
}

.nav-link:hover::after {
  width: 100%;
}

.nav-link.active {
  color: #fec33b;
}

.nav-link.active::after {
  width: 100%;
}

/* ── Nav Actions (Login + Hamburger) ── */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

/* ── Login Button ── */
.login-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: linear-gradient(135deg, #fec33b 0%, #f86f48 100%);
  color: #0c0a6f;
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(254, 195, 59, 0.3);
  white-space: nowrap;
}

.login-btn:hover {
  background: linear-gradient(135deg, #f86f48 0%, #dc3169 100%);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(220, 49, 105, 0.4);
}

.login-icon {
  font-size: 1rem;
}

/* ── Hamburger Menu ── */
.hamburger {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  gap: 6px;
  padding: 6px;
  margin: 0;
}

.hamburger-line {
  width: 28px;
  height: 3px;
  background: #ffffff;
  border-radius: 2px;
  transition: all 0.3s ease;
}

.hamburger.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(10px, 10px);
}

.hamburger.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.hamburger.active .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* ── Mobile Menu ── */
.mobile-menu {
  display: none;
  position: absolute;
  top: 72px;
  left: 0;
  width: 100%;
  background: linear-gradient(180deg, #0c0a6f 0%, #0b1365 100%);
  border-top: 1px solid rgba(254, 195, 59, 0.2);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  z-index: 999;
  animation: slideDown 0.3s ease forwards;
}

.mobile-menu.active {
  display: block;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── Mobile Navigation List ── */
.mobile-nav-list {
  list-style: none;
  padding: 8px 0;
  margin: 0;
  width: 100%;
}

.mobile-nav-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.mobile-nav-link {
  display: block;
  color: #ffffff;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  padding: 16px 20px;
  transition: all 0.3s ease;
  text-align: center;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  color: #fec33b;
  background: rgba(254, 195, 59, 0.12);
}

/* ── Mobile Login Item ── */
.mobile-login-item {
  border-bottom: none;
  padding: 12px 16px;
  text-align: center;
}

.mobile-login {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  font-size: 0.9rem;
  text-decoration: none;
  border: none;
  background: linear-gradient(135deg, #fec33b 0%, #f86f48 100%);
  color: #0c0a6f;
  font-weight: 700;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(254, 195, 59, 0.3);
}

.mobile-login:hover {
  background: linear-gradient(135deg, #f86f48 0%, #dc3169 100%);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(220, 49, 105, 0.4);
}

.mobile-login .login-text {
  display: inline;
}

/* ── Hide/Show Classes ── */
.desktop-menu,
.desktop-login {
  display: flex;
}

/* ============================================================
   RESPONSIVE DESIGN
   ============================================================ */

/* Large Devices (768px and up) */
@media (min-width: 769px) {
  .hamburger {
    display: none !important;
  }
  
  .mobile-menu {
    display: none !important;
  }
  
  .desktop-menu,
  .desktop-login {
    display: flex;
  }
}

/* Tablets & Small Screens (max 768px) */
@media (max-width: 768px) {
  .navbar-container {
    height: 86px; /* increased for larger touch target */
    padding: 0 18px;
  }
  
  .logo-img {
    height: 72px; /* larger logo on tablets/phones */
  }
  
  .desktop-menu,
  .desktop-login {
    display: none !important;
  }
  
  .hamburger {
    display: flex !important;
  }
  
  .nav-link {
    font-size: 0.92rem;
    padding: 6px 10px;
  }
  
  .nav-link::after {
    height: 2px;
    bottom: 1px;
  }
  
  .mobile-menu {
    top: 78px;
    left: 0;
    width: 100%;
  }
  
  .mobile-nav-list {
    padding: 10px 0;
  }
}

/* Small Phones (max 480px) */
@media (max-width: 480px) {
  .navbar-container {
    height: 80px; /* provide more vertical space for logo and hamburger */
    padding: 0 14px;
    gap: 14px;
  }
  
  .logo-img {
    height: 68px; /* larger logo on phones */
  }
  
  .hamburger-line {
    width: 26px;
    height: 2.8px;
  }
  
  /* Hide desktop login text only */
  .desktop-login .login-text {
    display: none;
  }
  
  .desktop-login {
    padding: 8px 12px;
    font-size: 0.85rem;
  }
  
  .mobile-menu {
    top: 70px;
  }
  
  .mobile-nav-link {
    padding: 14px 16px;
    font-size: 0.95rem;
  }
  
  .mobile-nav-link:hover,
  .mobile-nav-link.active {
    padding-left: 16px;
  }
  
  .mobile-login-item {
    padding: 10px 12px;
  }
  
  .mobile-login {
    padding: 12px 14px;
    font-size: 0.9rem;
    gap: 6px;
  }
  
  .mobile-login .login-text {
    display: inline;
  }
}

/* Extra Small Phones (max 380px) */
@media (max-width: 380px) {
  .navbar-container {
    height: 74px;
    padding: 0 10px;
  }
  
  .logo-img {
    height: 64px;
  }
  
  .hamburger-line {
    width: 24px;
  }
  
  .nav-actions {
    gap: 8px;
  }
  
  .mobile-menu {
    top: 56px;
  }
  
  .mobile-nav-link {
    padding: 13px 14px;
    font-size: 0.9rem;
  }
  
  .mobile-login-item {
    padding: 8px 10px;
  }
  
  .mobile-login {
    padding: 11px 12px;
    font-size: 0.85rem;
    gap: 5px;
  }
  
  .mobile-login .login-text {
    display: inline;
  }

  /* Ensure mobile login text is always visible on small devices */
  .mobile-login .login-text {
    display: inline !important;
  }
}