/* Enhanced Bottom Navigation */
.bottom-nav {
    position: fixed; 
    bottom: 0; 
    left: 0; 
    right: 0;
    background: linear-gradient(135deg, #4fc3f7, #29b6f6);
    display: flex; 
    justify-content: space-around;
    padding: 0.75rem 0.5rem; 
    box-shadow: 0 -4px 20px rgba(0,0,0,0.15); 
    z-index: 1010;
    backdrop-filter: blur(10px);
}

.nav-item {
    text-decoration: none; 
    color: rgba(255, 255, 255, 0.7);
    text-align: center; 
    font-size: 0.7rem; 
    font-weight: 500;
    flex: 1;
    display: flex; 
    flex-direction: column; 
    align-items: center; 
    justify-content: center;
    transition: all 0.3s ease;
    border-radius: 12px;
    padding: 0.5rem;
    position: relative;
}

.nav-item:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.nav-item i { 
    font-size: 1.4rem; 
    display: block; 
    margin-bottom: 4px;
    transition: transform 0.3s ease;
}

.nav-item:hover i {
    transform: scale(1.1);
}

.nav-item.active { 
    color: white; 
    font-weight: 600;
    background: rgba(255, 255, 255, 0.2);
}

.nav-item span {
    font-size: 0.7rem;
    margin-top: 2px;
}

/* Special Create Ad Button */
.create-ad-btn {
    position: relative;
}

.create-ad-icon {
    background: linear-gradient(135deg, #ff6b6b, #ee5a52);
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(255, 107, 107, 0.4);
    transform: translateY(-8px);
    transition: all 0.3s ease;
}

.create-ad-btn:hover .create-ad-icon {
    background: linear-gradient(135deg, #ff5252, #e53935);
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 6px 16px rgba(255, 107, 107, 0.5);
}

.create-ad-icon i {
    color: white;
    font-size: 1.6rem;
    margin: 0;
}

.create-ad-btn span {
    color: white;
    font-weight: 600;
    margin-top: -4px;
    font-size: 0.65rem;
}

/* Badge for saved items count */
.nav-badge {
    position: absolute;
    top: -2px;
    right: 8px;
    background: #ff4757;
    color: white;
    font-size: 0.6rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}