/* ========== SHARED NAVBAR & MOBILE MENU ========== */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--pure-white);
  box-shadow: 0 4px 12px rgba(13, 46, 30, 0.08);
  padding: 15px 40px;
  position: sticky;
  top: 0;
  z-index: 999;
}

.nav-left {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.navbar .logo {
  height: 50px;
  transition: transform 0.3s ease;
}

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

.nav-center {
  display: flex;
  gap: 1.4vw;
  margin: 0 40px;
  flex-wrap: wrap;
  justify-content: center;
  flex: 1;
  max-width: 800px;
}

.nav-center a {
  text-decoration: none;
  color: var(--primary-green);
  font-weight: 500;
  font-size: 15px;
  transition: all 0.3s ease;
  position: relative;
  padding: 5px 0;
  white-space: nowrap;
}

.nav-center a:hover {
  color: var(--secondary-green);
}

.nav-center a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 0;
  background-color: var(--primary-green);
  transition: width 0.3s ease;
}

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

.user-nav {
  display: flex;
  align-items: center;
  gap: 15px;
  flex-shrink: 0;
}

.user-nav a {
  text-decoration: none;
  color: var(--primary-green);
  font-weight: 500;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.user-nav .signup-btn {
  background: var(--primary-green);
  color: var(--pure-white);
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
}

.user-nav .signup-btn:hover {
  background: var(--secondary-green);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(13, 46, 30, 0.2);
}

.user-nav .seller-btn {
  background: var(--accent-gold);
  color: var(--primary-green);
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
  margin-left: 10px;
}

.user-nav .seller-btn:hover {
  background: #e0b832;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(212, 175, 55, 0.2);
}

.user-nav .nav-welcome {
  font-size: 0.9rem;
  color: var(--primary-green);
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-nav .logout-nav-btn {
  background: none;
  border: 1px solid var(--primary-green);
  color: var(--primary-green);
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 500;
  font-size: 14px;
  font-family: inherit;
}

.user-nav .logout-nav-btn:hover {
  background: var(--primary-green);
  color: var(--pure-white);
}

.user-nav .admin-link {
  text-decoration: none;
  color: var(--primary-green);
  font-weight: 500;
  font-size: 14px;
}

.mobile-menu {
  display: none;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary-green);
  cursor: pointer;
  padding: 5px;
  z-index: 1001;
}

.menu-toggle i {
  transition: transform 0.3s ease;
}

.menu-toggle.active i {
  transform: rotate(90deg);
}

/* Medium screens */
@media (max-width: 1200px) {
  .navbar {
    padding: 15px 30px;
  }
  .nav-center {
    gap: 10px;
    margin: 0 30px;
  }
  .nav-center a {
    font-size: 14px;
  }
}

@media (max-width: 1024px) {
  .navbar {
    padding: 15px 25px;
  }
  .nav-center {
    gap: 20px;
    margin: 0 20px;
  }
  .nav-center a {
    font-size: 0.1vw;
  }
  .user-nav {
    gap: 10px;
  }
  .user-nav a,
  .user-nav .signup-btn,
  .user-nav .seller-btn {
    padding: 8px 16px;
    font-size: 14px;
  }
}

/* Small tablets - collapse to mobile menu */
@media (max-width: 1100px) {
  .navbar {
    padding: 15px 20px;
  }
  .nav-center {
    display: none;
  }
  .user-nav {
    display: none;
  }
  .menu-toggle {
    display: block;
  }
  .mobile-menu {
    display: none;
    position: fixed;
    top: 10%;
    left: 0;
    right: 0;
    background: var(--pure-white);
    box-shadow: 0 10px 30px rgba(13, 46, 30, 0.15);
    border-top: 2px solid var(--accent-gold);
    z-index: 1000;
    padding: 20px;
    animation: slideDown 0.3s ease-out;
  }
  .mobile-menu.active {
    display: block;
  }
  @keyframes slideDown {
    from {
      opacity: 0;
      transform: translateY(-10px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  .mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-bottom: 20px;
  }
  .mobile-nav-links a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 20px;
    text-decoration: none;
    color: var(--primary-green);
    font-weight: 500;
    border-bottom: 1px solid rgba(13, 46, 30, 0.1);
    transition: all 0.3s ease;
  }
  .mobile-nav-links a:hover {
    background: var(--light-green);
    color: var(--secondary-green);
    padding-left: 25px;
  }
  .mobile-nav-links a i {
    width: 20px;
    text-align: center;
    color: var(--accent-gold);
  }
  .mobile-user-nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }
  .mobile-user-nav a {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 20px;
    text-decoration: none;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s ease;
  }
  .mobile-user-nav .login-btn {
    background: transparent;
    color: var(--primary-green);
    border: 2px solid var(--primary-green);
  }
  .mobile-user-nav .login-btn:hover {
    background: var(--light-green);
  }
  .mobile-user-nav .signup-btn {
    background: var(--primary-green);
    color: var(--pure-white);
  }
  .mobile-user-nav .signup-btn:hover {
    background: var(--secondary-green);
    transform: translateY(-2px);
  }
  .mobile-user-nav .seller-btn {
    background: var(--accent-gold);
    color: var(--primary-green);
  }
  .mobile-user-nav .seller-btn:hover {
    background: #e0b832;
    transform: translateY(-2px);
  }
}

@media (max-width: 480px) {
  .navbar {
    padding: 12px 15px;
  }
  .navbar .logo {
    height: 40px;
  }
  .mobile-nav-links a {
    padding: 12px 15px;
    font-size: 14px;
  }
  .mobile-user-nav a {
    padding: 10px 15px;
    font-size: 14px;
  }
}

@media (max-width: 1100px) and (min-width: 901px) {
  .user-nav {
    flex-direction: column;
    gap: 8px;
    align-items: flex-end;
  }
  .user-nav a,
  .user-nav .signup-btn,
  .user-nav .seller-btn {
    margin-left: 0;
    padding: 6px 12px;
    font-size: 13px;
  }
  .nav-center {
    gap: 15px;
    margin: 0 15px;
  }
}